1 2007-08-22 Richard Guenther <rguenther@suse.de>
4 * builtins.c (expand_builtin_int_roundingfn): Replace call
5 argument wrapped with SAVE_EXPR directly.
6 (expand_builtin_int_roundingfn_2): Likewise.
8 2007-08-22 Richard Guenther <rguenther@suse.de>
10 * tree-inline.c (inlinable_function_p): Restore disregarding
11 inline limits for GNU extern inline functions.
13 2007-08-22 Richard Guenther <rguenther@suse.de>
16 * tree.c (host_integerp): Treat sizetype as signed as it is
19 2007-08-21 Ian Lance Taylor <iant@google.com>
21 PR tree-optimization/33134
22 * tree-vrp.c (adjust_range_with_scev): Call
23 set_value_range_to_value.
25 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
27 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
30 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
32 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
35 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
37 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
38 cases to set eight bytes at a time.
39 (expand_block_move): Likewise.
41 2007-08-21 Jakub Jelinek <jakub@redhat.com>
44 * dwarf2out.c (gen_decl_die): Don't call
45 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
47 2007-08-21 Paul Brook <paul@codesourcery.com>
48 Nathan Sidwell <nathan@codesourcery.com>
49 Mark Mitchell <mark@codesourcery.com>
50 Joseph Myers <joseph@codesourcery.com>
52 * configure.ac: Add --with-pkgversion and --with-bugurl.
53 * configure: Regenerate.
54 * doc/install.texi: Document them.
55 * version.c (version_string): Remove VERSUFFIX.
57 (pkgversion_string): New.
58 (bug_report_url): Do not hard-code initializer.
59 * version.h (pkgversion_string): Declare.
60 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
62 (version.o): Define PKGVERSION and BUGURL.
63 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
64 (%.pod): Define BUGURL.
65 * gcc.c (process_command, main): Use pkgversion_string.
66 * toplev.c (compile_file, print_version): Likewise.
67 * protoize.c (main): Likewise.
68 * gcov.c (print_version): Likewise. Update copyright date.
69 * gcov-dump.c (print_version): Likewise. Update copyright date.
70 * mips-tdump.c (main): Likewise. Update copyright date.
71 * mips-tfile.c (main): Likewise. Update copyright date.
72 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
73 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
75 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
76 * doc/gccint.texi: Likewise.
77 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
78 Update copyright date.
80 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
82 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
83 (ix86_expand_strlensi_unroll_1): Ditto.
84 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
85 (ix86_expand_carry_flag_compare): Update comment.
87 2007-08-21 Jakub Jelinek <jakub@redhat.com>
90 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
91 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
93 2007-08-21 Richard Guenther <rguenther@suse.de>
95 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
97 2007-08-21 Richard Guenther <rguenther@suse.de>
100 * fold-const.c (fold_binary): Remove index +p PTR folding.
101 Fix types of POINTER_PLUS_EXPR generated by folding of
104 2007-08-20 Chao-ying Fu <fu@mips.com>
106 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
107 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
108 RID_ONEWAY, so that it can be checked in declspecs_add_type.
109 (c_common_fixed_point_type_for_size): Declare.
110 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
111 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
112 (c_token_starts_declspecs): Likewise.
113 (c_parser_declspecs): Likewise.
114 (c_parser_attributes): Likewise.
115 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
116 (c_declspecs): Add saturating_p.
117 * c-decl.c (build_null_declspecs): Initialize saturating_p.
118 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
120 Avoid using void, bool, char, int, float, double, _Decimal32,
121 _Decimal64, _Decimal128, and complex with _Sat.
122 Handle RID_FRACT and RID_ACCUM.
123 Make sure _Sat is used with _Fract or _Accum.
124 (finish_declspecs): Handle cts_fract and cts_accum.
125 * c-common.c (fixed-value.h): New include.
126 (constant_expression_warning): Handle FIXED_CST.
127 (overflow_warning): Likewise.
128 (warnings_for_convert_and_check): Likewise.
129 (c_common_fixed_point_type_for_size): New.
130 (c_common_type_for_mode): Handle fixed-point modes to
131 return various saturating/non-saturating, signed/unsigned types.
132 (c_common_signed_or_unsigned_type): Support fixed-point types.
133 (shorten_compare): Check fixed-point zero.
134 Handle FIXED_POINT_TYPE.
135 (c_common_truthvalue_conversion): Handle FIXED_CST.
136 Handle FIXED_POINT_TYPE.
137 (c_common_nodes_and_builtins): Record builtin types for fixed-point
139 (handle_mode_attribute): Handle fixed-point modes. Need to check
140 if the signness of base type and fixed-point modes are consistent.
141 (handle_vector_size_attribute): Handle fixed-point modes.
142 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
143 (warn_for_div_by_zero): Check fixed-point zero.
144 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
145 a common fixed-point type based on fbit, ibit, sign, and saturation.
146 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
147 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
148 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
149 (convert_for_assignment): Support FIXED_POINT_TYPE.
150 (digest_init): Handle FIXED_POINT_TYPE.
151 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
152 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
153 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
154 GE_EXPR, LT_EXPR, GT_EXPR.
155 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
156 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
157 * target.h (gcc_target): Add fixed_point_supported_p.
158 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
159 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
160 (default_fixed_point_supported_p): Define.
161 * targhooks.h (default_fixed_point_supported_p): Declare.
162 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
163 * doc/install.texi (Configuration): Add --enable-fixed-point.
164 * configure.ac (--enable-fixed-point): New to enable fixed-point
165 arithmetic extension to C. For mips targets, we enable it by default.
166 * configure, config.in: Regenerate.
168 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
170 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
172 2007-08-20 David Edelsohn <edelsohn@gnu.org>
174 * dwarf2out.c (text_section_used): Move declaration outside ifdef
175 DWARF2_DEBUGGING_INFO.
176 (cold_text_section_used): Same.
177 (cold_text_section): Same.
179 2007-08-20 Richard Guenther <rguenther@suse.de>
181 * c-typeck.c (convert_for_assignment): Use the type of
182 the member for the initialization.
184 2007-08-20 Richard Guenther <rguenther@suse.de>
186 * c-objc-common.c (c_disregard_inline_limits): Remove.
187 * c-objc-common.h (c_disregard_inline_limits): Likewise.
188 * cgraphunit.c (cgraph_process_new_functions): Call
189 disregard_inline_limits_p.
190 (cgraph_preserve_function_body_p): Likewise.
191 * ipa-inline.c (compute_inline_parameters): Likewise.
192 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
194 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
195 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
196 disregard_inline_limits langhook.
197 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
199 * langhooks.h (lang_hooks_for_tree_inlining): Remove
200 disregard_inline_limits langhook.
201 * tree-inline.c (disregard_inline_limits_p): New function.
202 * tree-inline.h (disregard_inline_limits_p): Declare.
204 2007-08-20 Richard Guenther <rguenther@suse.de>
206 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
207 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
208 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
209 auto_var_in_fn_p langhook.
210 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
212 * tree.c (auto_var_in_fn_p): ... here.
213 (find_var_from_fn): Call auto_var_in_fn_p directly.
214 * langhooks.h (lang_hooks_for_tree_inlining): Remove
215 auto_var_in_fn_p langhook.
216 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
217 (copy_body_r): Likewise.
218 (self_inlining_addr_expr): Likewise.
219 * tree.h (auto_var_in_fn_p): Declare.
221 2007-08-20 Richard Guenther <rguenther@suse.de>
223 * tree.c (WALK_SUBTREE): Call walk_tree_1.
224 (walk_type_fields): Take lh parameter.
225 (walk_tree): Rename to ...
226 (walk_tree_1): ... this. Do not call the walk_subtrees
227 langhook but the now passed callback. Pass lh on recursion.
228 (walk_tree_without_duplicates): Rename to ...
229 (walk_tree_without_duplicates_1): ... this. Take lh parameter
230 and call walk_tree_1.
231 * tree.h (walk_tree_lh): New typedef.
232 (walk_tree_1): Declare.
233 (walk_tree_without_duplicates_1): Likewise.
234 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
235 (walk_tree_without_duplicates): New define to
236 walk_tree_without_duplicates_1 with NULL lh parameter.
237 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
238 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
240 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
241 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
242 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
245 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
248 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
249 code in front of the compacting of basic blocks.
250 Move the folding of statements inbetween the cgraph checking
251 and compacting of basic blocks.
253 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
254 Serge Belyshev <belyshev@depni.sinp.msu.ru>
257 * config/alpha/alpha.c (va_list_skip_additions): Check for
258 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
259 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
260 PLUS_EXPR when checking ap.__base.
261 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
262 when doing addition on pointer types. Use size_int instead of
264 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
265 ptr_type in the second operand.
267 2007-08-19 Andrew Pinski <pinskia@gmail.com>
270 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
272 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
275 * cfgexpand.c (expand_one_register_var): Mark pointer
276 DECL_ARTIFICIAL as REG_POINTER also.
277 * stmt.c (expand_decl): Likewise.
279 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
286 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
287 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
288 on_worklist argument and avoid adding things to worklist multiple
290 (add_to_worklist): Ditto.
291 (mark_aliases_call_clobbered): Mark entire structure clobbered if
292 single SFT is clobbered.
293 (set_initial_properties): Ditto.
294 (compute_call_clobbered): Update for changes to function
296 (create_overlap_variables_for): Always create SFT for offset 0.
297 (create_structure_vars): Handle PHI's, since we are in SSA form at
299 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
300 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
302 (add_vars_for_offset): Figure out aliases from access + points-to.
303 (add_virtual_operand): Use add_vars-for_offset.
304 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
305 (add_call_clobber_ops): Remove makes_clobbering_call set.
306 (get_expr_operands): Always pass through the INDIRECT_REF
308 * tree-ssa-structalias.c (struct constraint_graph): Remove
310 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
311 address_taken, pt_used, number_incoming.
312 (FIRST_ADDR_NODE): Removed.
313 (merge_graph_nodes): Remove broken code for the moment.
314 (init_graph): New function.
315 (build_pred_graph): Remove code to init_graph.
316 Add location equivalence support.
317 (struct scc_info): Rename roots to deleted.
319 (init_scc_info): Ditto
320 (init_topo_info): Use graph->size.
321 (compute_topo_order): Ditto.
322 (do_da_constraint): Removed.
323 (do_sd_constraint): Remove calls to find().
324 set_union_with_increment should always get 0 as last arg here.
325 (do_complex_constraint): Replace do_da_constraint with assert.
327 (struct equiv_class_label): New.
328 (pointer_equiv_class_table): Ditto.
329 (location_equiv_class_table): Ditto.
330 (equiv_class_label_hash): Ditto.
331 (equiv_class_label_eq): Ditto
332 (equiv_class_lookup): Ditto.
333 (equiv_class_ladd): Ditto.
334 (pointer_equiv_class): Ditto.
335 (location_equiv_class): Ditto.
336 (condense_visit): Rename and rewrite from label_visit to do only
337 SCC related stuff for HU.
338 (label_visit): Do HU work for HU.
339 (perform_var_substitution): Update to do HU and location
341 (free_var_substitution_info): Update to free HU and location
342 equivalence structures. */
343 (find_equivalent_node): Update for pointer but not location
345 (unite_pointer_equivalences): New function.
346 (move_complex_constraints): Rewrite to only do moving.
347 (rewrite_constraints): Split out of move_complex_constraints.
348 (solve_graph): Use graph->size.
349 (process_constraint_1): Add from_call argument, use it.
350 Split *a = &b into two constraints.
351 (process_constraint): Use new process_constraint_1.
352 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
353 (get_constraint_for): Handle non-pointer integers properly.
354 Remove code that used to handle structures.
355 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
356 with unknown addends.
357 (handle_rhs_call): New function.
358 (find_func_aliases): Use handle_rhs_call.
359 (set_uids_in_ptset): Add an assert.
360 (set_used_smts): Fix bug in not considering unified vars.
361 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
362 (compute_points_to_sets): Update for other function changes.
363 (delete_points_to_sets): Ditto.
364 (ipa_pta_execute): Ditto.
365 (pass_ipa_pta): We need to update SSA after ipa_pta.
367 2007-08-19 Jan Hubicka <jh@suse.cz>
369 * i386.md: Replace "rim" and "mri" constraints by "g".
371 2007-08-19 Joseph Myers <joseph@codesourcery.com>
373 * dwarf2out.c (text_section_used, cold_text_section_used,
374 cold_text_section, dwarf2out_note_section_used): New.
375 (dwarf2out_init): Initialize cold_text_section.
376 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
377 dwarf2out_note_section_used.
378 (size_of_aranges): Only count entry for text section if it was
379 used. Count entry for cold text section if it was used.
380 (output_aranges): Only output entries for text section and cold
381 text section if they were used.
383 2007-08-19 Andrew Pinski <pinskia@gmail.com>
385 * tree-pretty-print.c (debug_generic_expr): Add a comment about
387 (debug_generic_stmt): Likewise.
388 (debug_tree_chain): Likewise.
390 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
392 * tree-data-refs.c (split_constant_offset): Expose.
393 * tree-data-refs.h (split_constant_offset): Add declaration.
395 * tree-vectorizer.h (dr_alignment_support): Renamed
396 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
397 Added a new value dr_explicit_realign.
398 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
399 dr_offset, dr_step, and dr_aligned_to, along with new access
400 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
401 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
402 STMT_VINFO_DR_ALIGNED_TO.
404 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
406 In case of outer-loop vectorization with non-fixed misalignment - use
407 the dr_explicit_realign scheme instead of the optimized realignment
409 (new_stmt_vec_info): Initialize new fields.
411 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
412 'nested_in_vect_loop' case. Change verbosity level.
413 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
414 Don't fail on zero step in the outer-loop for loads.
415 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
416 offset and init relative to the outer-loop.
418 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
419 BSI function argument with a new function argument - at_loop.
420 Simplify the condition that determines STEP. Takes additional argument
421 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
422 case), including zero step in the outer-loop. Call
423 vect_create_addr_base_for_vector_ref with additional argument.
424 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
425 Updated function documentation. Handle the 'nested_in_vect_loop' case.
426 Fixed and simplified calculation of step.
427 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
428 of bsi, and with additional argument. Call bump_vector_ptr with
429 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
430 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
431 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
432 when the realignment setup needs to take place inside the loop. Support
433 the dr_explicit_realign scheme. Allow generating the optimized
434 realignment scheme for outer-loop vectorization. Added documentation.
435 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
436 'nested_in_vect_loop' case, including loads that are invariant in the
437 outer-loop and the realignment schemes. Handle the case when the
438 realignment setup needs to take place inside the loop. Call
439 vect_setup_realignment with additional arguments. Call
440 vect_create_data_ref_ptr with additional argument and with loop instead
441 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
442 (vect_gen_niters_for_prolog_loop): Call
443 vect_create_addr_base_for_vector_ref with additional arguments.
444 (vect_create_cond_for_align_checks): Likewise.
445 (bump_vector_ptr): Updated to support the new dr_explicit_realign
446 scheme: takes additional argument bump; argument ptr_incr is now
447 optional; updated documentation.
448 (vect_init_vector): Takes additional argument (bsi). Use it, if
449 available, to insert the vector initialization.
450 (get_initial_def_for_induction): Pass additional argument in call to
452 (vect_get_vec_def_for_operand): Likewise.
453 (vect_setup_realignment): Likewise.
454 (vectorizable_load): Likewise.
456 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
458 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
459 as argument instead of struct loop.
460 (nested_in_vect_loop_p): New function.
461 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
463 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
464 from other phis in the loop.
465 (destroy_loop_vec_info): Add additional argument to declaration.
467 * tree-vectorizer.c (supportable_widening_operation): Also check if
468 nested_in_vect_loop_p (don't allow changing the order in this case).
469 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
470 of struct loop. Call nested_in_vect_loop_p and don't require
471 flag_unsafe_math_optimizations if it returns true.
472 (new_stmt_vec_info): When setting def_type for phis differentiate
473 loop-header phis from other phis.
474 (bb_in_loop_p): New function.
475 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
476 update their loop_vinfo. Order of BB traversal now matters - call
477 dfs_enumerate_from with bb_in_loop_p.
478 (destroy_loop_vec_info): Takes additional argument to control whether
479 stmt_vinfo of the loop stmts should be destroyed as well.
480 (vect_is_simple_reduction): Allow the "non-reduction" use of a
481 reduction stmt to be defines by a non loop-header phi.
482 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
484 * tree-vect-transform.c (vectorizable_reduction): Call
485 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
486 (vectorizable_call): Likewise.
487 (vectorizable_conversion): Likewise.
488 (vectorizable_operation): Likewise.
489 (vectorizable_type_promotion): Likewise.
490 (vectorizable_type_demotion): Likewise.
491 (vectorizable_store): Likewise.
492 (vectorizable_live_operation): Likewise.
493 (vectorizable_reduction): Likewise. Also pass loop_info to
494 vect_is_simple_reduction instead of loop.
495 (vect_init_vector): Call nested_in_vect_loop_p.
496 (get_initial_def_for_reduction): Likewise.
497 (vect_create_epilog_for_reduction): Likewise.
498 (vect_init_vector): Check which loop to work with, in case there's an
500 (get_initial_def_for_inducion): Extend to handle outer-loop
501 vectorization. Fix indentation.
502 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
503 In the case vect_induction_def get the vector def from the induction
504 phi node, instead of calling get_initial_def_for_inducion.
505 (get_initial_def_for_reduction): Extend to handle outer-loop
507 (vect_create_epilog_for_reduction): Extend to handle outer-loop
509 (vect_transform_loop): Change assert to just skip this case. Add a
511 (vect_finish_stmt_generation): Add a couple asserts.
513 (vect_estimate_min_profitable_iters): Multiply
514 cost of inner-loop stmts (in outer-loop vectorization) by estimated
516 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
517 this is an inner-loop reduction in outer-loop vectorization.
519 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
520 Same code as what used to be vect_analyze_scalar_cycles, only with
521 additional argument loop, and loop_info passed to
522 vect_is_simple_reduction instead of loop.
523 (vect_analyze_scalar_cycles): Code factored out into
524 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
525 Updated documentation.
526 (analyze_operations): Check for inner-loop loop-closed exit-phis during
527 outer-loop vectorization that are live or not used in the outerloop,
528 cause this requires special handling.
529 (vect_enhance_data_refs_alignment): Don't consider versioning for
531 (vect_analyze_data_refs): Check that there are no datarefs in the
533 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
534 and vect_used_in_outer_by_reduction cases.
535 (process_use): Also consider the case of outer-loop stmt defining an
536 inner-loop stmt and vice versa.
537 (vect_analyze_loop_1): New function.
538 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
539 loops. Call vect_analyze_loop_1.
540 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
541 been vectorized. Call destroy_loop_vec_info with additional argument.
543 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
544 in the inner-loop when doing outer-loop vectorization. Add
545 documentation and printout.
546 (vect_recog_dot_prod_pattern): Likewise. Also add check for
547 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
549 2007-08-18 Andrew Pinski <pinskia@gmail.com>
551 * tree-affine.h (print_aff): New prototype.
552 (debug_aff): Likewise.
553 * tree-affine.c (print_aff): New function.
554 (debug_aff): Likewise.
556 2007-08-18 Paul Brook <paul@codesourcery.com>
557 Joseph Myers <joseph@codesourcery.com>
559 * common.opt (-fdebug-prefix-map=): New option.
560 * opts.c: Include debug.h.
561 (common_handle_option): Handle -fdebug-prefix-map.
562 * final.c: Include ggc.h.
563 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
564 remap_debug_filename): New.
565 * Makefile.in (final.o, opts.o): Update dependencies.
566 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
567 * configure.ac: Check for assembler --debug-prefix-map support.
568 * configure, config.in: Regenerate.
569 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
570 (ASM_DEBUG_SPEC): Include ASM_MAP.
571 * doc/install.texi (--with-debug-prefix-map): Document.
572 * doc/invoke.texi (-fdebug-prefix-map): Document.
573 * dbxout.c (dbxout_init, dbxout_start_source_file,
574 dbxout_source_file): Call remap_debug_filename.
575 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
576 dwarf2out_start_source_file, dwarf2out_finish): Call
577 remap_debug_filename.
578 (file_table_relative_p): Do not check d->emitted_number.
579 * toplev.c (output_file_directive): Call remap_debug_filename.
580 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
581 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
583 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
585 * loop-invariant.c (find_invariants_to_move): Add missing macro
588 2007-08-17 Tom Tromey <tromey@redhat.com>
590 * tree.h (struct tree_label_decl): Removed old "java" fields.
592 2007-08-17 Richard Sandiford <richard@codesourcery.com>
593 Nigel Stephens <nigel@mips.com>
595 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
596 Treat -mno-data-in-code and -mcode-xonly as aliases for
597 -mcode-readable=no and -mcode-readable=pcrel respectively.
598 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
599 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
600 (MULTILIB_DIRNAMES): Update accordingly.
602 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
604 * Makefile.in (version.o): Depend on $(REVISION) only if
605 REVISION_s is defined.
607 2007-08-17 Sa Liu <saliu@de.ibm.com>
608 Ulrich Weigand <uweigand@de.ibm.com>
611 * tree.c (reconstruct_complex_type): For a pointer to a vector,
612 use build_qualified_type to retain qualifiers of the base type.
614 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
616 * config/score/score.md : Update pattern tablejump.
617 * config/score/score.c : Update score_initialize_trampoline
619 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
620 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
621 * doc/contrib.texi: Add my entry.
623 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
625 * Makefile.in (REVISION): New.
628 (version.o): Also depend on $(REVISION). Add
629 -DREVISION=$(REVISION_s).
631 * version.c (version_string): Add REVISION.
633 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
635 * tree-eh.c (lower_try_finally_onedest): Reset the locus
636 of GOTO that's relocated to a different block.
638 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
640 * c-common.c (const_strip_array_types): New.
641 * c-common.h (lang_missing_noreturn_ok_p): Delete.
642 (const_strip_array_types): New.
643 * c-objc-common.c (c_disregard_inline_limits,
644 c_warn_unused_global_decl): Constify.
645 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
646 c_vla_type_p, c_incomplete_type_error): Likewise.
647 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
648 * hooks.c (hook_bool_const_tree_false): New.
649 * hooks.h (hook_bool_const_tree_false): Likewise.
650 * langhooks-def.h (lhd_warn_unused_global_decl,
651 lhd_incomplete_type_error, lhd_expr_size,
652 lhd_tree_inlining_disregard_inline_limits,
653 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
654 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
655 * langhooks.c (lhd_warn_unused_global_decl,
656 lhd_incomplete_type_error,
657 lhd_tree_inlining_disregard_inline_limits,
658 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
659 lhd_expr_size): Likewise.
660 * langhooks.h (lang_hooks_for_tree_inlining,
661 lang_hooks_for_tree_dump, lang_hooks_for_types,
662 lang_hooks_for_decls, lang_hooks): Likewise.
663 * pointer-set.c (pointer_set_t, pointer_set_create,
664 pointer_set_contains, insert_aux, pointer_set_insert,
665 pointer_set_traverse, pointer_map_t, pointer_map_create,
666 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
668 * pointer-set.h (pointer_set_contains, pointer_set_insert,
669 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
670 pointer_map_traverse): Likewise.
671 * predict.c (assert_is_empty): Likewise.
672 * tree-affine.c (free_name_expansion): Likewise.
673 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
674 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
675 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
677 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
679 * tree-vectorizer.c (new_loop_vec_info): Initialize new
681 (destroy_loop_vec_info): Add call to VEC_free.
682 * tree-vectorizer.h (may_alias_ddrs): Define.
683 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
684 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
685 Change reporting to dump.
686 (vect_is_duplicate_ddr): New.
687 (vect_mark_for_runtime_alias_test): New.
688 (vect_analyze_data_ref_dependences) Add call to
689 vect_mark_for_runtime_alias_test.
690 (vect_enhance_data_refs_alignment): Define local variable
691 vect_versioning_for_alias_required, don't perform
692 peeling for alignment if versioning for alias is
694 (vect_enhance_data_refs_alignment): Use
695 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
696 PARAM_VECT_MAX_VERSION_CHECKS.
697 * tree-vect-transform.c
698 (vect_create_cond_for_alias_checks): New.
699 (vect_transform_loop): Add call to
700 vect_create_cond_for_alias_checks.
701 (vect_vfa_segment_size): New.
702 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
704 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
705 * gcc/doc/invoke.texi
706 (vect-max-version-for-alignment-checks): Document.
707 (vect-max-version-for-alias-checks): Document.
708 (vect-max-version-checks): Remove.
710 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
713 the same line as the instruction for all asm dialects.
715 (*rep_movsi_rex64): Ditto.
717 (*rep_movqi_rex64): Ditto.
718 (*rep_stosdi_rex64): Ditto.
719 (*rep_stossi): Ditto.
720 (*rep_stossi_rex64): Ditto.
721 (*rep_stosqi): Ditto.
722 (*rep_stosqi_rex64): Ditto.
723 (*cmpstrnqi_nz_1): Ditto.
724 (*cmpstrnqi_nz_rex_1): Ditto.
725 (*cmpstrnqi_1): Ditto.
726 (*cmpstrnqi_rex_1): Ditto.
727 (*strlenqi_1): Ditto.
728 (*strlenqi_rex_1): Ditto.
729 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
730 prefix on the same line as the instruction for all asm dialects.
731 (sync_double_compare_and_swap<mode>): Ditto.
732 (*sync_double_compare_and_swapdi_pic): Ditto.
733 (*sync_compare_and_swap_cc<mode>): Ditto.
734 (sync_double_compare_and_swap_cc<mode>): Ditto.
735 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
736 (sync_old_add<mode>): Ditto.
737 (sync_add<mode>): Ditto.
738 (sync_sub<mode>): Ditto.
739 (sync_ior<mode>): Ditto.
740 (sync_and<mode>): Ditto.
741 (sync_xor<mode>): Ditto.
743 2007-08-16 Richard Sandiford <richard@codesourcery.com>
746 * reload.c (find_reloads): Check that the memory returned by
747 find_reloads_toplev was not the result of forcing a constant
749 (find_reloads_toplev): Always use simplify_gen_subreg to get
750 the subreg of a constant. If the result is also a constant,
751 but not a legitimate one, force it into the constant pool
752 and reload its address.
754 2007-08-15 David Edelsohn <edelsohn@gnu.org>
756 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
759 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
761 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
762 directive for the current vector ABI.
764 2007-08-15 Steve Ellcey <sje@cup.hp.com>
767 * caller-save.c (reg_save_code): Set invalide status on restore code.
769 2007-08-15 Diego Novillo <dnovillo@google.com>
771 * tree-ssa-alias.c (compute_memory_partitions): Use
772 alias_bitmap_obstack to allocate bitmaps.
773 (reset_alias_info): Factor out of init_alias_info.
774 Mark all name tags not associated to an SSA name for renaming.
775 (init_alias_info): Call it.
776 (create_name_tags): Tidy. Add comments.
777 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
779 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
781 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
782 scheduler dependencies.
784 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
786 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
788 (*iorsi_1_zext): Likewise.
789 (*iorsi_1_zext_imm): Likewise.
790 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
791 with "rm"/"xm" constraint.
792 (sse2_vmsqrtv2df2): Likewise.
794 2007-08-15 Jakub Jelinek <jakub@redhat.com>
797 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
800 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
802 * tree-pass.h (PROP_pta): Removed.
803 (TODO_rebuild_alias): New.
804 (pass_may_alias): Removed.
805 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
806 aliasing if we changed something.
807 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
809 (pass_may_alias): Removed.
810 (create_structure_vars): Return TODO_rebuild_alias.
811 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
812 * tree-sra.c (tree_sra): Only rebuild aliasing if something
814 (tree_sra_early): We never affect aliasing right now.
815 * tree-flow.h (compute_may_aliases): New prototype.
816 * passes.c: Remove pass_may_alias from the passes.
817 (execute_function_todo): Support TODO_rebuild_alias.
819 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
821 * i386.c: (legitimize_address): Move dllimported variable check
822 infront of legitimizing pic address of CONST symbols.
824 2007-08-14 Steve Ellcey <sje@cup.hp.com>
826 PR tree-optimization/32941
827 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
828 (goto_queue_cmp): Remove.
829 (find_goto_replacement): Change search method.
830 (maybe_record_in_goto_queue): Add assert.
831 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
832 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
834 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
836 * alias.c (component_uses_parent_alias_set): Constify.
837 * alias.h (component_uses_parent_alias_set): Likewise.
838 * cfgrtl.c (print_rtl_with_bb): Likewise.
839 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
840 mpz_get_double_int): Likewise.
841 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
842 mpz_get_double_int): Likewise.
843 * expr.c (is_aligning_offset, undefined_operand_subword_p,
844 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
846 * expr.h (safe_from_p): Likewise.
847 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
849 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
850 zero_sized_type, goa_lhs_expr_p): Likewise.
851 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
852 * rtl.h (print_rtl_with_bb): Likewise.
853 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
854 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
855 * tree-flow-inline.h (bb_stmt_list): Constify.
856 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
858 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
859 const_first_stmt, const_last_stmt): New.
860 (block_may_fallthru, empty_block_p): Constify.
861 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
862 EXPR_ONLY_BODY): New.
863 (expr_first, expr_last, expr_only): Use macro for body.
864 (const_expr_first, const_expr_last, const_expr_only): New.
865 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
866 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
867 ctsi_prev, ctsi_stmt): New.
868 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
869 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
870 * tree-ssa-loop-niter.c (loop_only_exit_p,
871 derive_constant_upper_bound): Likewise.
872 * tree-ssa-phiopt.c (empty_block_p): Likewise.
873 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
874 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
875 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
876 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
877 * tree.c (get_type_static_bounds): Likewise.
878 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
879 (get_type_static_bounds): Constify.
881 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
884 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
885 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
886 (*<addsub><mode>3_cc_overflow): New.
887 (*add<mode>3_cconly_overflow): New.
888 (*sub<mode>3_cconly_overflow): New.
889 (*<addsub>si3_zext_cc_overflow): New.
890 * config/i386/predicates.md (fcmov_comparison_operator): Accept
891 CCCmode for LTU, GTU, LEU and GEU.
892 (ix86_comparison_operator): Likewise.
893 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
894 * config/i386/i386.c (put_condition_code): Support CCCmode.
895 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
896 or MINUS expressions.
898 2007-08-14 Andrew Pinski <pinskia@gmail.com>
901 * c-typeck.c (build_binary_op): Disallow vector float types with
902 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
904 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
906 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
907 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
908 (dep_def): New typedef.
909 (init_dep_1, sd_debug_dep): Declare functions.
910 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
911 (debug_dep_links): Remove.
912 (struct _deps_list): New field 'n_links'.
913 (DEPS_LIST_N_LINKS): New macro.
914 (FOR_EACH_DEP_LINK): Remove.
915 (create_deps_list, free_deps_list, delete_deps_list): Remove
917 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
918 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
919 (copy_deps_list_change_con, move_dep_link): Ditto.
920 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
921 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
923 (INSN_BACK_DEPS): Remove.
924 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
926 (INSN_DEP_COUNT): Remove.
927 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
928 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
929 Declare global variables.
930 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
931 (add_forw_dep, compute_forward_dependences): Remove declarations.
932 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
933 (add_back_forw_dep, delete_back_forw_dep): Ditto.
934 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
936 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
938 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
939 (sd_list_types_def): New typedef.
940 (sd_next_list): Declare function.
941 (struct _sd_iterator): New type.
942 (sd_iterator_def): New typedef.
943 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
945 (FOR_EACH_DEP): New cycle wrapper.
946 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
948 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
949 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
952 * sched-deps.c (init_dep_1): Make global.
953 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
955 (dump_dep): New static function.
956 (dump_dep_flags): New static variable.
957 (sd_debug_dep): New function.
958 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
960 (move_dep_link): Use remove_from_deps_list (), instead of
962 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
963 (dep_link_is_detached_p): New static function.
964 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
966 (dn_pool, dl_pool): New alloc_pools.
967 (dn_pool_diff, dl_pool_diff): New static variables.
968 (create_dep_node, delete_dep_node): New static function.
969 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
970 (deps_list_empty_p): Make it static. Use 'n_links' field.
971 (deps_pools_are_empty_p): New static function.
972 (alloc_deps_list, delete_deps_list): Remove.
973 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
974 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
975 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
976 (forward_dependency_cache): Remove.
977 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
978 'back' from the names. Change signature to use dep_t instead of
980 (add_back_dep): Ditto. Make global.
981 (check_dep_status): Rename to check_dep ().
982 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
984 (sd_finish_insn): Ditto.
985 (sd_find_dep_between_no_cache): New static function.
986 (sd_find_dep_between): New function.
987 (ask_dependency_caches, set_dependency_caches): New static functions.
988 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
989 (add_or_update_dep_1): Separate pieces of functionality into
990 ask_dependency_caches (), update_dependency_caches (),
991 change_spec_dep_to_hard (), update_dep ().
992 (get_back_and_forw_lists): New static function.
993 (sd_add_dep): Separate setting of dependency caches into
994 set_dependency_caches ().
995 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
997 (sd_delete_dep): Ditto.
998 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
999 (dump_lists): New static function.
1000 (sd_debug_lists): New debug function.
1001 (delete_all_dependences, fixup_sched_groups): Update to use
1002 sd_* infrastructure.
1003 (sched_analyze_2): Create data-speculative dependency only if
1004 data-speculation is enabled.
1005 (sched_analyze_insn): If insn cannot be speculative, make all its
1006 dependencies non-speculative.
1007 (sched_analyze): Use sd_init_insn ().
1008 (add_forw_dep, compute_forward_dependencies): Remove.
1009 (delete_dep_nodes_in_back_deps): New static function.
1010 (sched_free_deps): New function.
1011 (init_dependency_caches): Init alloc_pools.
1012 (extend_depedency_caches): Update after removing of
1013 forward_dependency_cache.
1014 (free_dependency_caches): Ditto. Free alloc_pools.
1015 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1016 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1018 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1019 (add_dependence): Use init_dep ().
1020 (get_dep_weak_1): New static function.
1021 (get_dep_weak): Move logic to get_dep_weak_1 ().
1022 (dump_ds): New static function moved from haifa-sched.c:
1023 debug_spec_status ().
1024 (debug_ds): New debug function.
1025 (check_dep_status): Rename to check_dep (). Update to check whole
1028 * haifa-sched.c (spec_info): Make global.
1029 (added_recovery_block_p): Rename to
1030 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1031 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1032 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1033 to use new interfaces.
1034 (ok_for_early_queue_removal): Ditto.
1035 (schedule_block): Initialize logical uids of insns emitted by the
1037 (sched_init): Initialize new variable.
1038 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1040 (extend_global): Initialize insn data.
1041 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1042 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1044 (add_to_speculative_block): Update to use new interfaces.
1045 (create_recovery_block): Set new variables.
1046 (create_check_block_twin, fix_recovery_deps): Update to use new
1048 (sched_insn_is_legitimate_for_speculation_p): New function.
1049 (speculate_insn): Move checking logic to
1050 sched_insn_is_legitimate_for_speculation_p ().
1051 (sched_remove_insn): Finalize sched-deps information of instruction.
1052 (clear_priorities, add_jump_dependencies): Update to use new
1054 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1056 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1057 to use new interfaces.
1058 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1059 (new_ready): Try to use control speculation only if it is available.
1060 (add_branch_dependences): Update to use new interfaces.
1061 (compute_block_backward_dependences): Rename to
1062 compute_block_dependences (). Call
1063 targetm.sched.dependencies_evaluation_hook ().
1064 (free_block_dependencies): New static function.
1065 (debug_dependencies): Update to use new interfaces.
1066 (schedule_region): Remove separate computation of forward dependencies.
1067 Move call of targetm.sched.dependencies_evaluation_hook () to
1068 compute_block_dependences (). Free dependencies at the end of
1069 scheduling the region.
1071 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1073 (add_deps_for_risky_insns): Ditto.
1074 (schedule_ebb): Remove separate computation of forward dependencies.
1075 Free dependencies at the end of scheduling the ebb.
1077 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1078 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1079 dependencies. Free sched-deps dependencies.
1081 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1082 to use new interfaces.
1083 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1085 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1087 (is_costly_group): Ditto.
1089 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * alias.c (rtx_equal_for_memref_p): Constify.
1092 * basic-block.h (const_edge, const_basic_block): New.
1093 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1094 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1095 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1096 probably_never_executed_bb_p, edge_probability_reliable_p,
1097 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1098 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1100 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1101 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1103 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1104 flow_nodes_print, dfs_enumerate_from): Likewise.
1105 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1106 control_flow_insn_p, count_basic_blocks): Likewise.
1107 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1108 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1109 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1110 average_num_loop_insns, loop_exit_edge_p,
1111 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1112 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1113 average_num_loop_insns, seq_cost): Likewise.
1114 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1115 * dominance.c (dominated_by_p): Likewise.
1116 * emit-rtl.c (validate_subreg): Likewise.
1117 * except.c (can_throw_internal, can_throw_external): Likewise.
1118 * except.h (can_throw_internal, can_throw_external): Likewise.
1119 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1120 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1121 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1122 simple_mem, store_ops_ok, load_kills_store, find_loads,
1123 store_killed_in_insn, store_killed_after, store_killed_before,
1124 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1126 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1127 noce_mem_write_may_trap_or_fault_p): Likewise.
1128 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1130 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1132 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1133 probably_cold_bb_p, probably_never_executed_bb_p,
1134 edge_probability_reliable_p, br_prob_note_reliable_p,
1135 can_predict_insn_p): Likewise.
1136 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1137 * resource.c (return_insn_p): Likewise.
1138 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1140 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1141 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1142 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1143 verify_gimple_modify_stmt): Likewise.
1144 * tree-chrec.c (is_not_constant_evolution,
1145 is_multivariate_chrec_rec, is_multivariate_chrec,
1146 chrec_contains_symbols, chrec_contains_undetermined,
1147 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1148 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1149 eq_evolutions_p, scev_direction): Likewise.
1150 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1151 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1152 chrec_contains_symbols_defined_in_loop,
1153 chrec_contains_undetermined, tree_contains_chrecs,
1154 evolution_function_is_affine_multivariate_p,
1155 evolution_function_is_univariate_p, chrec_zerop,
1156 evolution_function_is_constant_p, evolution_function_is_affine_p,
1157 evolution_function_is_affine_or_constant_p,
1158 tree_does_not_contain_chrecs, chrec_type): Likewise.
1159 * tree-data-ref.c (tree_fold_divides_p,
1160 object_address_invariant_in_loop_p, dr_may_alias_p,
1161 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1162 same_access_functions, constant_access_functions,
1163 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1165 * tree-flow.h (scev_direction): Likewise.
1166 * tree-gimple.c (is_gimple_stmt): Likewise.
1167 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1169 * tree-pretty-print.c (op_prio): Likewise.
1170 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1171 analyzable_condition, backedge_phi_arg_p): Likewise.
1172 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1173 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1174 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1177 2007-08-13 Dan Hipschman <dsh@google.com>
1180 * c-format.c (check_format_arg): Move check for zero-length
1181 format strings below the check for unterminated strings.
1183 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1186 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1189 2007-08-13 Nick Clifton <nickc@redhat.com>
1191 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1193 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1196 * c-format.c (gcc_gfc_length_specs): New array.
1197 (gcc_gfc_char_table): Add unsigned specifier, and references to
1198 the l length modifier.
1199 (format_types_orig): Use the new gcc_gfc_length_specs.
1201 2007-08-12 Sa Liu <saliu@de.ibm.com>
1203 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1204 and with REG_RETVAL note after split.
1206 2007-08-11 David Daney <ddaney@avtrex.com>
1208 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1209 as ATTRIBUTE_UNUSED.
1211 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1212 Segher Boessenkool <segher@kernel.crashing.org>
1214 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1215 HAVE_LOCAL_CPU_DETECT not defined.
1217 2007-08-11 Jan Hubicka <jh@suse.cz>
1219 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1220 (cgraph_process_new_functions): Honor previous value of
1221 disregard_inline_limits.
1222 * ipa-inline.c (compute_inline_parameters): Likewise.
1224 2007-08-11 Ian Lance Taylor <iant@google.com>
1226 * alias.h (alias_set_type): Define new type.
1227 (ALIAS_SET_MEMORY_BARRIER): Use it.
1228 * rtl.h: Include alias.h.
1229 (struct mem_attrs): Use alias_set_type.
1230 * tree.h: Include alias.h
1231 (struct tree_type): Use alias_set_type.
1232 (struct tree_struct_field_tag): Likewise.
1233 (struct tree_decl_common): Likewise.
1234 * alias.c (struct alias_set_entry): Use alias_set_type.
1235 (get_alias_set_entry, alias_set_subset_of): Likewise.
1236 (alias_sets_conflict_p): Likewise.
1237 (alias_sets_must_conflict_p): Likewise.
1238 (objects_must_conflict_p): Likewise.
1239 (get_alias_set, new_alias_set): Likewise.
1240 (record_alias_subset, record_component_aliases): Likewise.
1241 (varargs_set, frame_set): Change to alias_set_type.
1242 (get_varargs_alias_set): Use alias_set_type.
1243 (get_frame_alias_set): Likewise.
1244 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1245 * dse.c (struct store_info): Use alias_set_type.
1246 (struct read_info, struct clear_alias_mode_holder): Likewise.
1247 (clear_alias_set_lookup, canon_address): Likewise.
1248 (record_store, check_mem_read_rtx): Likewise.
1249 (dse_record_singleton_alias_set): Likewise.
1250 (dse_invalidate_singleton_alias_set): Likewise.
1251 * emit-rtl.c (get_mem_attrs): Likewise.
1252 (set_mem_attributes_minus_bitpos): Likewise.
1253 (set_mem_alias_set): Likewise.
1254 * expr.c (store_constructor_field, store_field): Likewise.
1255 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1256 * langhooks.c (lhd_get_alias_set): Likewise.
1257 * langhooks-def.h (lhd_get_alias_set): Likewise.
1258 * reload1.c (alter_reg): Likewise.
1259 * tree-flow.h (struct fieldoff): Likewise.
1260 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1261 (may_alias_p, get_smt_for, create_sft): Likewise.
1262 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1263 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1264 (merge_smts_into): Likewise.
1265 * varasm.c (const_alias_set): Likewise.
1266 * c-common.c (strict_aliasing_warning): Likewise.
1267 (c_common_get_alias_set): Likewise.
1268 * dse.h (dse_record_singleton_alias_set): Update declaration.
1269 (dse_invalidate_singleton_alias_set): Likewise.
1270 * emit-rtl.h (set_mem_alias_set): Likewise.
1271 * c-common.h (c_common_get_alias_set): Likewise.
1272 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1273 * print-tree.c (print_node): Likewise.
1274 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1276 (alpha_setup_incoming_varargs): Use alias_set_type.
1277 * config/i386/i386.c (setup_incoming_varargs_64): Use
1279 (setup_incoming_varargs_ms_64): Likewise.
1280 (ix86_GOT_alias_set): Likewise.
1281 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1282 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1283 (set): Change to alias_set_type.
1284 (get_TOC_alias_set): Use alias_set_type.
1285 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1287 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1288 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1290 (struct_value_alias_set): Likewise.
1291 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1293 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1295 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1296 * config/vxworks.h (TARGET_VXWORKS): Override.
1297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1298 "mips" if TARGET_VXWORKS.
1300 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1302 * calls.c (avoid_likely_spilled_reg): New function.
1303 (expand_call): Use it.
1305 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1309 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1311 * config/mips/predicates.md (const_call_insn_operand): Invoke
1312 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1314 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1317 * config/rs6000/driver-rs6000.c: Include link.h.
1318 Use ElfW instead of wordsize-specif typedef.
1320 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1322 * system.h (CONST_CAST): New.
1323 * c-decl.c (c_make_fname_decl): Use it.
1324 * c-lex.c (cb_ident, lex_string): Likewise.
1325 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1326 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1327 give_switch, set_multilib_dir): Likewise.
1328 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1329 * passes.c (execute_one_pass): Likewise.
1330 * prefix.c (update_path): Likewise.
1331 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1332 * tree.c (build_string): Likewise.
1334 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1336 * tree-flow-inline.h (is_exec_stmt): Remove.
1337 (is_label_stmt): Remove.
1338 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1341 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1343 * lower-subreg.c (resolve_shift_zext): Don't adjust
1344 src_reg_num for wordmode operands.
1346 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1347 David Ung <davidu@mips.com>
1349 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1350 (TARGET_SCHED_REORDER2): Define.
1351 (mips_maybe_swap_ready): New.
1352 (mips_last_74k_agen_insn): New.
1353 (mips_74k_agen_init): New.
1354 (mips_74k_agen_reorder): New function to group loads and stores
1356 (mips_sched_init): New.
1357 (mips_sched_reorder): Don't do initialization here. Call
1358 mips_74k_agen_reorder.
1359 (mips_variable_issue): Call mips_74k_agen_init.
1361 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1363 * tree-flow-inline.h (get_filename): Remove.
1365 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1367 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1369 (mips_fetch_insns): Delete in favor of...
1370 (mips_load_store_insns): ...this new function.
1371 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1372 to say whether multiword moves _might_ be split.
1373 (mips_fetch_insns): Delete in favor of...
1374 (mips_load_store_insns): ...this new function.
1375 (mips_rtx_costs): Update the call to mips_address_insns.
1376 (mips_address_cost): Likewise.
1377 * config/mips/mips.md (length): Use mips_load_store_insns instead
1378 of mips_fetch_insns.
1379 * config/mips/constraints.md (R): Use mips_address_insns rather
1380 than mips_fetch_insns. Assume that the move never needs to be split.
1382 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1384 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1385 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1386 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1387 * config/mips/mips.h (mips16_hard_float): Delete.
1388 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1389 definitions, and replace with....
1390 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1391 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1392 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1393 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1394 (override_options): Replace MASK_SOFT_FLOAT references with
1395 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1396 and mips16_hard_float when TARGET_MIPS16.
1398 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 * c-typeck.c (build_binary_op): Check for non pointer types before
1402 calling int_fits_type_p.
1404 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1407 * fold-const.c (omit_one_operand): Return only the ommitted expression
1408 if the result is an empty statement.
1409 (pedantic_omit_one_operand): Likewise.
1411 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1413 * c-typeck.c (readonly_error): Improve error for assignment.
1415 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1417 (pp_c_expression): Ditto.
1419 2007-08-09 Simon Baldwin <simonb@google.com>
1421 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1422 break that was preventing simplify_associative_operation() for xor.
1424 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1425 Nigel Stephens <nigel@mips.com>
1427 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1428 Document change in interpretation of value from boolean to
1430 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1431 ffs and ctz using clz.
1432 (expand_unop): Call them.
1433 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1435 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1436 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1437 enable the new ffs expansion on this target.
1439 2007-08-09 Jan Hubicka <jh@suse.cz>
1441 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1442 (expand_ternary_op): Likewise.
1443 (expand_vec_shift_expr): Likewise.
1444 (expand_binop_directly): Likewise.
1445 (expand_binop): Likewise.
1446 (sign_expand_binop): Likewise.
1447 (expand_twoval_unop): Likewise.
1448 (expand_twoval_binop): Likewise.
1449 (expand_twoval_binop_libfunc): Likewise.
1450 (widen_clz): Likewise.
1451 (widen_bswap): Likewise.
1452 (expand_parity): Likewise.
1453 (expand_unop): Likewise.
1454 (expand_abs_nojump): Likewise.
1455 (expand_copysign): Likewise.
1456 (emit_no_conflict_block): Likewise.
1457 (emit_libcall_block): Likewise.
1458 (can_compare_p): Likewise.
1459 (prepare_cmp_insn): Likewise.
1460 (emit_cmp_and_jump_insn_1): Likewise.
1461 (prepare_float_lib_cmp): Likewise.
1462 (emit_conditional_add): Likewise.
1463 (gen_add2_insn): Likewise.
1464 (have_add2_insn): Likewise.
1465 (gen_sub2_insn): Likewise.
1466 (have_sub2_insn): Likewise.
1467 (can_extend_p): Likewise.
1468 (can_fix_p): Likewise.
1469 (can_float_p): Likewise.
1470 (expand_float): Likewise.
1471 (expand_fix): Likewise.
1472 (expand_sfix_optab): Likewise.
1473 (new_optab): Likewise.
1474 (new_convert_optab): Likewise.
1475 (init_libfuncs): Likewise.
1476 (init_interclass_conv_libfuncs): Likewise.
1477 (init_intraclass_conv_libfuncs): Likewise.
1478 (set_conv_libfunc): Likewise.
1479 (init_optabs): Likewise.
1480 (debug_optab_libfuncs): Likewise.
1481 (gen_cond_trap): Likewise.
1482 * optabs.h (optab_handler, convert_optab_hanlder): New.
1483 * genopinit.c: Update optabs generation table.
1484 * reload.c (find_reloads_address_1): Use optabs accestors.
1485 * builtins.c (expand_builtin_mathfn): Likewise.
1486 (expand_builtin_mathfn_2): Likewise.
1487 (expand_builtin_mathfn_3): Likewise.
1488 (expand_builtin_interclass_mathfn): Likewise.
1489 (expand_builtin_sincos): Likewise.
1490 (expand_builtin_cexpi): Likewise.
1491 (expand_builtin_powi): Likewise.
1492 (expand_builtin_strlen): Likewise.
1493 * dojump.c (do_jump): Likewise.
1494 * expr.c (convert_move): Likewise.
1495 (move_by_pieces): Likewise.
1496 (move_by_pieces_ninsns): Likewise.
1497 (can_store_by_pieces): Likewise.
1498 (store_by_pieces_1): Likewise.
1499 (emit_move_via_integer): Likewise.
1500 (emit_move_complex): Likewise.
1501 (emit_move_ccmode): Likewise.
1502 (emit_move_insn_1): Likewise.
1503 (emit_single_push_insn): Likewise.
1504 (store_constructor): Likewise.
1505 (expand_expr_real_1): Likewise.
1506 (do_store_flag): Likewise.
1507 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1508 (enumerate_modes): Likewise.
1509 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1510 (supportable_widening_operation): Likewise.
1511 (supportable_narrowing_operation): Likewise.
1512 * expmed.c (store_bit_field_1): Likewise.
1513 (extract_bit_field_1): Likewise.
1514 (expand_mult_highpart_optab): Likewise.
1515 (expand_smod_pow2): Likewise.
1516 (expand_divmod): Likewise.
1517 (emit_store_flag): Likewise.
1518 * tree-vect-patterns.c
1519 (vect_pattern_recog_1): Likewise.
1520 * tree-ssa-loop-prefetch.c
1521 (nontemporal_store_p): Likewise.
1522 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1523 (vect_create_epilog_for_reduction): Likewise.
1524 (vectorizable_reduction): Likewise.
1525 (vectorizable_operation): Likewise.
1526 (vect_strided_store_supported): Likewise.
1527 (vectorizable_store): Likewise.
1528 (vect_strided_load_supported): Likewise.
1529 (vectorizable_load): Likewise.
1530 * combine.c (simplify_comparison): Likewise.
1531 * tree-vect-generic.c
1532 (type_for_widest_vector_mode): Likewise.
1533 (expand_vector_operations_1): Likewise.
1534 * config/spu/spu.c (spu_expand_mov): Likewise.
1535 (spu_emit_vector_compare): Likewise.
1536 * config/rs6000/rs6000.c
1537 (rs6000_emit_vector_compare): Likewise.
1538 * stmt.c (add_case_node): Likewise.
1539 * reload1.c (gen_reload):
1541 2007-08-09 Michael Matz <matz@suse.de>
1543 * tree.h (fixed_zerop): Declare as taking a const_tree.
1544 * tree.c (fixed_zerop): Take a const_tree.
1546 2007-08-09 Ira Rosen <irar@il.ibm.com>
1548 * tree-vect-transform.c (vectorizable_store): Remove call to
1549 copy_virtual_operands() and call mark_symbols_for_renaming() for
1550 the created vector store.
1551 (vect_setup_realignment): Don't call copy_virtual_operands() and
1552 update_vuses_to_preheader().
1553 (vectorizable_load): Don't call copy_virtual_operands().
1554 (update_vuses_to_preheader): Remove.
1556 2007-08-08 Chao-ying Fu <fu@mips.com>
1558 * tree.def (FIXED_POINT_TYPE): New type.
1559 (FIXED_CST): New constant.
1560 (FIXED_CONVERT_EXPR): New expr.
1561 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1562 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1563 * tree.h (struct tree_base): Add saturating_flag.
1564 Remove one bit of spare for saturating_flag.
1565 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1566 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1567 FIXED_POINT_TYPE_P): Define.
1568 (TYPE_SATURATING): Define.
1569 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1570 (struct tree_fixed_cst): New.
1571 (TYPE_IBIT, TYPE_FBIT): Define.
1572 (tree_node): Add fixed_cst.
1573 (enum tree_index): Add new enumeration values of
1574 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1575 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1576 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1577 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1578 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1579 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1580 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1581 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1582 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1583 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1584 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1585 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1586 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1587 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1588 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1589 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1590 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1591 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1592 (sat_short_fract_type_node, sat_fract_type_node,
1593 sat_long_fract_type_node, sat_long_long_fract_type_node,
1594 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1595 sat_unsigned_long_fract_type_node,
1596 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1597 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1598 unsigned_short_fract_type_node, unsigned_fract_type_node,
1599 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1600 sat_short_accum_type_node, sat_accum_type_node,
1601 sat_long_accum_type_node, sat_long_long_accum_type_node,
1602 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1603 sat_unsigned_long_accum_type_node,
1604 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1605 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1606 unsigned_short_accum_type_node, unsigned_accum_type_node,
1607 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1608 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1609 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1610 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1611 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1612 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1613 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1614 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1615 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1616 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1617 sat_uda_type_node, sat_uta_type_node): New macro.
1618 (make_fract_type, make_accum_type): Declare.
1619 (make_signed_fract_type, make_unsigned_fract_type,
1620 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1621 make_signed_accum_type, make_unsigned_accum_type,
1622 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1623 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1624 make_or_reuse_sat_signed_fract_type,
1625 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1626 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1627 make_or_reuse_sat_unsigned_accum_type): New macro.
1628 (fixed_zerop): Declare.
1629 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1630 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1631 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1632 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1633 * treestruct.def: Add TS_FIXED_CST.
1634 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1636 (tree-dump.o): Likewise.
1637 (print-tree.o): Likewise.
1638 (tree-pretty-print.o): Likewise.
1639 (fold-const.o): Likewise.
1640 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1641 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1642 (is_gimple_min_invariant): Handle FIXED_CST.
1643 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1644 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1645 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1646 (layout_type): Handle FIXED_POINT_TYPE.
1647 (make_fract_type, make_accum_type): New functions.
1648 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1649 * tree-dump.c (fixed-value.h): New include.
1650 (dump_fixed): New function.
1651 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1652 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1653 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1654 * tree-pretty-print.c (fixed-value.h): New include.
1655 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1657 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1658 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1659 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1660 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1661 for non-saturating fixed-point types.
1662 (reassociate_bb): Likewise.
1663 * emit-rtl.c (fixed-value.h): New include.
1664 (fconst0, fconst1): New array.
1665 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1666 * tree-vect-generic.c expand_vector_operation): Support
1667 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1669 (type_for_widest_vector_mode): Add one parameter for the
1671 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1673 Pass the satp parameter to type_for_mode for fixed-point types.
1674 (expand_vector_operations_1): Pass the saturating flag to
1675 type_for_widest_vector_mode.
1676 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1677 and MODE_VECTOR_UACCUM.
1678 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1679 (vectorizable_condition): Likewise.
1680 * tree.c (fixed-value.h): New include.
1681 (tree_code_size): Support FIXED_CST.
1682 (build_fixed): New function.
1683 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1684 (fixed_zerop): New function.
1685 (tree_node_structure): Support FIXED_CST.
1686 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1687 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1688 (type_hash_eq): Handle FIXED_POINT_TYPE.
1689 (simple_cst_equal): Support FIXED_CST.
1690 (iterative_hash_expr): Handle FIXED_CST.
1691 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1692 (get_narrower): Likewise.
1693 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1694 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1695 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1696 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1698 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1699 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1700 (initializer_zerop): Support FIXED_CST.
1701 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1702 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1703 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1704 (is_base_type): Handle FIXED_POINT_TYPE.
1705 (add_type_attribute): Handle FIXED_POINT_TYPE.
1706 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1707 * print-tree.c (fixed-value.h): New include.
1708 (print_node_brief): Support FIXED_CST.
1709 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1710 * c-pretty-print.c (fixed-value.h): New include.
1711 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1712 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1713 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1714 Support fixed-point types for inner items in VECTOR_TYPE.
1715 (pp_c_direct_declarator): Likewise.
1716 (pp_c_declarator): Likewise.
1717 (pp_c_fixed_constant): New function.
1718 (pp_c_constant): Handle FIXED_CST.
1719 (pp_c_primary_expression): Likewise.
1720 (pp_c_expression): Likewise.
1721 * fold-const.c (fixed-value.h): New include.
1722 (negate_expr_p): Return true for FIXED_CST.
1723 (fold_negate_expr): Support FIXED_CST.
1724 (split_tree): Support FIXED_CST.
1725 (const_binop): Support FIXED_CST.
1726 (fold_convert_const_int_from_fixed): New function to convert from
1728 (fold_convert_const_real_from_fixed): New function to convert from
1730 (fold_convert_const_fixed_from_fixed): New function to convert from
1731 fixed to another fixed.
1732 (fold_convert_const_fixed_from_int): New function to convert from
1734 (fold_convert_const_fixed_from_real): New function to convert from
1736 (fold_convert_const): Support conversions from fixed to int, from
1737 fixed to real, from fixed to fixed, from int to fixed, and from real
1739 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1740 (operand_equal_p): Support FIXED_CST.
1741 (make_range): For fixed-point modes, we need to pass the
1742 saturating flag as the 2nd parameter.
1743 (tree_swap_operands_p): Handle FIXED_CST.
1744 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1746 (fold_unary): Support FIXED_CONVERT_EXPR.
1747 (fold_binary): Handle FIXED_CST.
1748 Make sure the type is not saturating, before associating operations.
1749 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1750 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1751 (fold_negate_const): Support FIXED_CST.
1752 (fold_relational_const): Support FIXED_CST.
1753 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1754 (gimplify_expr): Handle FIXED_CST.
1755 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1756 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1757 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1758 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1759 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1760 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1761 LONG_LONG_ACCUM_TYPE_SIZE.
1762 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1763 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1764 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1765 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1766 MODE_ACCUM, and MODE_UACCUM.
1767 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1768 fixed-point types to disable reduction.
1769 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1771 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1773 * config/rs6000/x-rs6000: New file.
1774 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1775 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1776 (EXTRA_SPEC_FUNCTIONS): Define.
1777 (HAVE_LOCAL_CPU_DETECT): Define.
1778 (CC1_CPU_SPEC): Define.
1779 * config/rs6000/driver-rs6000.c: New file.
1780 * config/rs6000/aix.h (CC1_SPEC): Define.
1781 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1782 * config.host: Add x-rs6000 to host_xmake_file if host and target
1783 are rs6000 or powerpc.
1785 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1787 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1789 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1790 Sandra Loosemore <sandra@codesourcery.com>
1791 Chao-ying Fu <fu@mips.com>
1792 Nigel Stephens <nigel@mips.com>
1793 David Ung <davidu@mips.com>
1795 * doc/invoke.texi (-mcode-readable): Document.
1796 * config/mips/mips.opt (mcode-readable): New option.
1797 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1798 * config/mips/mips.h (mips_code_readable_setting): New enum.
1799 (mips_code_readable): Declare.
1800 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1801 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1802 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1803 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1804 boiler-plate comments.
1805 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1806 * config/mips/mips.c (mips_code_readable): New variable.
1807 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1808 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1809 context and -mcode-readable setting to restrict the use of
1810 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1811 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1812 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1813 (mips_blocks_for_constant_p): Only return false for
1814 TARGET_MIPS16_PCREL_LOADS.
1815 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1816 for MIPS16. Handle SYMBOL_32_HIGH.
1817 (mips_const_insns): Allow HIGHs for MIPS16 too.
1818 (mips_unspec_address_offset): New function, split out from...
1819 (mips_unspec_address): ...here.
1820 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1821 16-bit symbolic constants. Assert approropiate conditions for
1822 using the "la" and "dla" macros.
1823 (mips_handle_option): Handle -mcode-readable=.
1824 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1825 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1826 (mips_strip_unspec_address): New function, split out from...
1827 (print_operand_reloc): ...here.
1828 (print_operand): Pass constants through mips_strip_unspec_address.
1829 (print_operand_address): Likewise.
1830 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1831 (mips_select_rtx_section): Remove MIPS16 handling.
1832 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1833 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1834 (mips16_lay_out_constants): Do nothing unless
1835 TARGET_MIPS16_PCREL_LOADS.
1836 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1837 * config/mips/mips.md: Split HIGHs for MIPS16.
1838 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1840 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1842 * config/mips/mips-protos.h (mips_emit_move): Declare.
1843 * config/mips/mips.c (mips_emit_move): New function.
1844 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1845 (mips_legitimize_const_move): Likewise.
1846 (mips_legitimize_move): Likewise.
1847 (mips_split_64bit_move): Likewise.
1848 (mips_restore_gp): Likewise.
1849 (mips_load_call_address): Likewise.
1850 (mips_emit_fcc_reload): Likewise.
1851 (mips_set_return_address): Likewise.
1852 (mips_block_move_straight): Likewise.
1853 (mips_block_move_loop): Likewise.
1854 (mips_setup_incoming_varargs): Likewise.
1855 (mips_save_reg): Likewise.
1856 (mips_expand_prologue): Likewise.
1857 (mips_restore_reg): Likewise.
1858 (mips_expand_epilogue): Likewise.
1859 (mips_output_mi_thunk): Likewise.
1860 (build_mips16_call_stub): Likewise.
1861 (mips_builtin_branch_and_move): Likewise.
1862 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1863 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1864 (fixuns_truncdfdi2): Likewise.
1865 (fixuns_truncsfsi2): Likewise.
1866 (fixuns_truncsfdi2): Likewise.
1867 (loadgp_absolute): Likewise.
1868 (builtin_setjmp_setup): Likewise.
1869 (builtin_longjmp): Likewise.
1870 (untyped_call): Likewise.
1872 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1874 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1875 an "rtx *" argument. Return a bool.
1876 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1877 values and return true if they can be split. Take the same kind of
1878 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1879 and store the lo_sum there if nonnull. Use the symbol type to
1880 determine whether a $gp or HIGH is needed.
1881 (mips_legitimize_address): Update call to mips_split_symbol and
1882 simplify accordingly.
1883 (mips_legitimize_const_move): Likewise.
1884 * config/mips/mips.md: In the combine define_split,
1885 check mips_split_symbol instead of splittable_symbolic_operand.
1886 Update use of mips_split_symbol in the generator code.
1887 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1889 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1891 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1892 (mips_symbol_insns_1): New function, split out from...
1893 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1894 and stores separately from load addresses.
1895 (mips_classify_address): Replace uses of mips_symbolic_address_p
1896 with uses of mips_symbol_insns.
1897 (mips_address_insns): Update calls to mips_symbol_insns.
1898 (mips_const_insns): Likewise.
1899 (mips_legitimize_address): Likewise.
1901 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1903 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1904 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1905 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1906 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1907 non-call contexts if TARGET_MIPS16.
1908 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1909 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1910 code for SYMBOL_ABSOLUTE.
1911 (mips_symbol_insns): Likewise.
1913 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1915 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1916 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1917 (mips_symbolic_constant_p): Likewise. Update the call to
1918 mips_classify_symbol.
1919 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1920 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1921 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1922 (print_operand_reloc): Add a context argument. Update the call to
1923 mips_symbolic_constant_p.
1924 (print_operand): Update the calls to print_operand_reloc.
1925 (print_operand_address): Use print_operand_reloc rather than
1927 (mips_rewrite_small_data_p): Add a context argument. Update the call
1928 to mips_symbolic_constant_p.
1929 (mips_small_data_pattern_1): Make DATA the containing mem.
1930 Update the call to mips_rewrite_small_data_p.
1931 (mips_rewrite_small_data_1): Likewise.
1932 (mips_use_anchors_for_symbol_p): Update the call to
1933 mips_symbolic_constant_p.
1934 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1935 (splittable_symbolic_operand): Likewise.
1936 (move_operand): Likewise.
1937 (absolute_symbolic_operand): Likewise.
1938 (got_disp_operand): Likewise.
1939 (got_page_ofst_operand): Likewise.
1941 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1943 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1944 (SYMBOL_ABSOLUTE): ...this.
1945 (SYMBOL_SMALL_DATA): Rename to...
1946 (SYMBOL_GP_RELATIVE): ...this.
1947 (SYMBOL_CONSTANT_POOL): Rename to...
1948 (SYMBOL_PC_RELATIVE): ...this.
1949 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1950 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1951 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1952 after above changes.
1953 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1954 (general_symbolic_operand): Rename to...
1955 (absolute_symbolic_operand): ...this.
1956 * config/mips/mips.md: Update after above changes.
1958 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1959 Revital Eres <eres@il.ibm.com>
1961 * ddg.c (print_ddg): Add dump information.
1962 * modulo-sched.c (print_node_sched_params): Add parameter and
1964 (calculate_maxii): Remove function.
1965 (undo_generate_reg_moves): Likewise.
1966 (undo_permute_partial_schedule): Likewise.
1967 (kernel_number_of_cycles): Likewise.
1968 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1969 (sms_schedule): Use it. Remove profitability checks.
1970 (sms_schedule_by_order): Fix order of nodes within the cycle.
1972 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1974 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1975 -profile option, add pie support.
1976 (ENDFILE_SPEC): New spec.
1977 * config/gnu.h (LIB_SPEC): Add -profile option.
1979 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1981 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1982 * config/gnu.h (LIB_SPEC): Likewise.
1984 2007-08-07 Yaz Saito <saito@google.com>
1985 Ian Lance Taylor <iant@google.com>
1987 * common.opt (finstrument-functions-exclude-function-list): New
1989 (finstrument-functions-exclude-file-list): New option.
1990 * opts.c (char_p): Define and DEF_VEC.
1991 (flag_instrument_functions_exclude_functions): New static
1993 (flag_instrument_functions_exclude_files): New static variable.
1994 (add_instrument_functions_exclude_list): New static function.
1995 (flag_instrument_functions_exclude_p): New function.
1996 (common_handle_option): Handle new options.
1997 * flags.h (flag_instrument_functions_exclude_p): Declare.
1998 * gimplify.c (gimplify_function_tree): Call
1999 flag_instrument_functions_exclude_p.
2000 * doc/invoke.texi (Option Summary): Mention new options.
2001 (Code Gen Options): Document new options.
2003 2007-08-07 Ian Lance Taylor <iant@google.com>
2005 PR rtl-optimization/32776
2006 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2007 (resolve_use): Likewise.
2008 (decompose_multiword_subregs): Remove "changed" local variable.
2010 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2012 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2013 * configure: Regenerate.
2014 * config.in: Regenerate.
2015 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2018 2007-08-07 Ian Lance Taylor <iant@google.com>
2020 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2021 note, just delete the insn.
2023 2007-08-07 Andreas Schwab <schwab@suse.de>
2026 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2029 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2031 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2032 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2033 (decompose_multiword_subregs): Use the functions above to decompose
2034 multiword shifts and zero-extends.
2036 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2038 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2039 "assemble" descriptions which were swapped.
2041 2007-08-06 Chao-ying Fu <fu@mips.com>
2043 * fixed-value.h: New file.
2044 * fixed-value.c: New file.
2045 * Makefile.in (OBJS-common): Add fixed-value.o.
2046 (fixed-value.o): New rule.
2047 (GTFILES): Add fixed-value.h.
2048 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2049 to compare a.low and b.low.
2050 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2052 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2053 Daniel Jacobowitz <dan@codesourcery.com>
2056 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2058 (x86_64-*-netbsd*): Likewise.
2059 (x86_64-*-linux*): Likewise.
2060 (x86_64-*-kfreebsd*-gnu): Likewise.
2061 (x86_64-*-knetbsd*-gnu): Likewise.
2062 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2064 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2066 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2067 Add -fno-asynchronous-unwind-tables.
2069 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2070 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2071 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2072 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2073 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2075 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2077 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2078 (TARGET_C_MODE_FOR_SUFFIX): New.
2080 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2082 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2084 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2086 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2088 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2090 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2091 before checking function returns in conditional expressions.
2093 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2096 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2098 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2101 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2102 for INTEGRAL_TYPE_P.
2104 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2106 * configure.ac: Remove --enable-checking=df from default settings.
2107 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2108 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2109 if the parameter is true.
2110 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2111 DF_VERIFY_SCHEDULED flag is true.
2112 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2113 (df_finish_pass): Adjust prototype.
2114 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2117 * see.c (pass_see): Add TODO_df_verify.
2118 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2119 * global.c (rest_of_handle_global_alloc): Schedule verification
2121 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2123 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2124 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2125 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2127 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2128 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2129 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2131 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2132 Revital Eres <eres@il.ibm.com>
2134 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2136 * ddg.c (create_ddg_dependence): Rename to...
2137 (create_ddg_dep_from_intra_loop_link): This. Do not check
2138 for interloop edges. Do not create anti dependence edge when
2139 a true dependence edge exists in the opposite direction and
2140 -fmodulo-sched-allow-regmoves is set.
2141 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2142 (add_cross_iteration_register_deps): Create anti dependence edge
2143 when -fno-modulo-sched-allow-regmoves is set.
2144 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2146 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2148 * config/arm/arm.md (movsi): Add braces.
2150 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2153 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2154 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2156 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2158 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2160 * cfgloopmanip.c (remove_path, create_preheaders,
2161 force_single_succ_latches, fix_loop_structure): Ditto.
2162 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2163 tree_duplicate_loop_to_header_edge): Ditto.
2164 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2165 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2167 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2168 cleanup_tree_cfg): Ditto.
2169 * tree-cfg.c (tree_merge_blocks): Ditto.
2170 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2171 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2172 loop_preheader_edge, single_exit): Ditto.
2173 (flow_loops_find): Do not clear loops->state.
2174 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2175 loops_state_clear): New functions.
2177 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2180 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2181 when adding to the base and convert ELT to sizetype instead of type.
2183 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2186 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2187 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2189 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2192 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2193 correct type the negate expression.
2195 2007-08-03 Jan Hubicka <jh@suse.cz>
2197 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2200 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2202 * config/rs6000/rs6000.c (struct processor_cost): Change
2203 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2204 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2206 (rios1_costs, rios2_cost): Correct cache line size.
2207 (rs6000_override_options): Set l2-cache-size parameter.
2209 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2210 Diego Novillo <dnovillo@google.com>
2213 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2214 if the range includes 0.
2216 2007-08-03 Ben Elliston <bje@au.ibm.com>
2218 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2219 mode to unspec expressions to silence a warning from the generator
2222 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2224 * config/ia64/constraints.md ("U"): Make constraint vector only.
2226 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2229 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2230 always_inline attribute on the function decl.
2232 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2235 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2236 if we are compiling with -fPIC.
2238 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2239 Nigel Stephens <nigel@mips.com>
2241 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2242 Define for MIPS32 and MIPS64.
2244 2007-08-02 Nick Clifton <nickc@redhat.com>
2246 * config/host-hpux.c: Change copyright header to refer to version
2247 3 of the GNU General Public License and to point readers at the
2248 COPYING3 file and the FSF's license web page.
2249 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2250 config/alpha/linux.h, config/alpha/alpha.opt,
2251 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2252 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2253 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2254 config/alpha/alpha.h, config/alpha/sync.md,
2255 config/alpha/openbsd.h, config/alpha/alpha.md,
2256 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2257 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2258 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2259 config/alpha/constraints.md, config/alpha/osf.h,
2260 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2261 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2262 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2263 config/frv/frv-asm.h, config/frv/frv-protos.h,
2264 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2265 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2266 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2267 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2268 config/s390/s390.opt, config/s390/s390-modes.def,
2269 config/s390/fixdfdi.h, config/s390/constraints.md,
2270 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2271 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2272 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2273 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2274 config/m32c/prologue.md, config/m32c/m32c.abi,
2275 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2276 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2277 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2278 config/m32c/jump.md, config/m32c/shift.md,
2279 config/m32c/m32c-protos.h, config/libgloss.h,
2280 config/spu/spu-protos.h, config/spu/predicates.md,
2281 config/spu/spu-builtins.h, config/spu/spu.c,
2282 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2283 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2284 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2285 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2286 config/sparc/hypersparc.md, config/sparc/predicates.md,
2287 config/sparc/linux.h, config/sparc/sp64-elf.h,
2288 config/sparc/supersparc.md, config/sparc/cypress.md,
2289 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2290 config/sparc/niagara.md, config/sparc/sparc.md,
2291 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2292 config/sparc/sparc.opt, config/sparc/sync.md,
2293 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2294 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2295 config/sparc/sparc.c, config/sparc/little-endian.opt,
2296 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2297 config/sparc/linux64.h, config/sparc/freebsd.h,
2298 config/sparc/sol2.h, config/sparc/rtemself.h,
2299 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2300 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2301 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2302 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2303 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2304 config/m32r/linux.h, config/m32r/constraints.md,
2305 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2306 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2307 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2308 config/i386/i386.md, config/i386/netware-crt0.c,
2309 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2310 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2311 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2312 config/i386/sol2.h, config/i386/constraints.md,
2313 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2314 config/i386/predicates.md, config/i386/geode.md,
2315 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2316 config/i386/freebsd64.h, config/i386/vxworksae.h,
2317 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2318 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2319 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2320 config/i386/netware.h, config/i386/i386-modes.def,
2321 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2322 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2323 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2324 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2325 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2326 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2327 config/i386/xm-mingw32.h, config/i386/linux64.h,
2328 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2329 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2330 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2331 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2332 config/i386/cygwin2.c, config/i386/i386-protos.h,
2333 config/i386/sync.md, config/i386/openbsd.h,
2334 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2335 config/i386/nto.h, config/i386/biarch64.h,
2336 config/i386/i386-coff.h, config/i386/freebsd.h,
2337 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2338 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2339 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2340 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2341 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2342 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2343 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2344 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2345 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2346 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2347 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2348 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2349 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2350 config/sh/superh64.h, config/sh/rtemself.h,
2351 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2352 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2353 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2354 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2355 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2356 config/avr/predicates.md, config/avr/constraints.md,
2357 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2358 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2359 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2360 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2361 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2362 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2363 config/c4x/predicates.md, config/c4x/c4x.h,
2364 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2365 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2366 config/xtensa/linux.h, config/xtensa/xtensa.h,
2367 config/xtensa/elf.h, config/xtensa/xtensa.md,
2368 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2369 config/xtensa/xtensa-protos.h, config/dbx.h,
2370 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2371 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2372 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2373 config/host-solaris.c, config/fr30/fr30.h,
2374 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2375 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2376 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2377 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2378 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2379 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2380 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2381 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2382 config/cris/predicates.md, config/cris/linux.h,
2383 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2384 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2385 config/cris/aout.opt, config/cris/cris-protos.h,
2386 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2387 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2388 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2389 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2390 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2391 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2392 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2393 config/chorus.h, config/mn10300/mn10300.c,
2394 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2395 config/mn10300/mn10300.h, config/mn10300/linux.h,
2396 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2397 config/mn10300/mn10300.md, config/ia64/predicates.md,
2398 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2399 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2400 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2401 config/ia64/freebsd.h, config/ia64/ia64.md,
2402 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2403 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2404 config/gofast.h, config/rtems.h, config/sol2-10.h,
2405 config/m68k/predicates.md, config/m68k/m68k.md,
2406 config/m68k/linux.h, config/m68k/m68k-modes.def,
2407 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2408 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2409 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2410 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2411 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2412 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2413 config/m68k/constraints.md, config/m68k/rtemself.h,
2414 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2415 config/m68k/uclinux.h, config/rs6000/power4.md,
2416 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2417 config/rs6000/linux.h, config/rs6000/eabi.h,
2418 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2419 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2420 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2421 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2422 config/rs6000/windiss.h, config/rs6000/603.md,
2423 config/rs6000/aix41.h, config/rs6000/cell.md,
2424 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2425 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2426 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2427 config/rs6000/default64.h, config/rs6000/7xx.md,
2428 config/rs6000/darwin.opt, config/rs6000/spe.md,
2429 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2430 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2431 config/rs6000/7450.md, config/rs6000/linux64.h,
2432 config/rs6000/constraints.md, config/rs6000/440.md,
2433 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2434 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2435 config/rs6000/rs6000.h, config/rs6000/power6.md,
2436 config/rs6000/predicates.md, config/rs6000/altivec.md,
2437 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2438 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2439 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2440 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2441 config/rs6000/linux64.opt, config/rs6000/sync.md,
2442 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2443 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2444 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2445 config/rs6000/eabispe.h, config/rs6000/e500.h,
2446 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2447 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2448 config/rs6000/aix.h, config/rs6000/vxworks.h,
2449 config/rs6000/40x.md, config/rs6000/aix51.h,
2450 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2451 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2452 config/arc/arc.h, config/mcore/mcore-elf.h,
2453 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2454 config/mcore/mcore.md, config/mcore/mcore.c,
2455 config/mcore/mcore.opt, config/mcore/mcore.h,
2456 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2457 config/score/predicates.md, config/score/score-version.h,
2458 config/score/score-protos.h, config/score/misc.md,
2459 config/score/elf.h, config/score/score.c, config/score/mac.md,
2460 config/score/score7.md, config/score/score.h,
2461 config/score/score-conv.h, config/score/score-mdaux.c,
2462 config/score/score.md, config/score/score.opt,
2463 config/score/score-modes.def, config/score/score-mdaux.h,
2464 config/score/mul-div.S, config/arm/uclinux-elf.h,
2465 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2466 config/arm/symbian.h, config/arm/linux-elf.h,
2467 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2468 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2469 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2470 config/arm/strongarm-pe.h, config/arm/arm.h,
2471 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2472 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2473 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2474 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2475 config/arm/arm-cores.def, config/arm/arm-protos.h,
2476 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2477 config/arm/wince-pe.h, config/arm/neon.md,
2478 config/arm/constraints.md, config/arm/neon.ml,
2479 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2480 config/arm/arm.opt, config/arm/arm926ejs.md,
2481 config/arm/predicates.md, config/arm/iwmmxt.md,
2482 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2483 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2484 config/arm/neon-testgen.ml, config/arm/arm.md,
2485 config/arm/xscale-coff.h, config/arm/pe.c,
2486 config/arm/arm-generic.md, config/arm/pe.h,
2487 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2488 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2489 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2490 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2491 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2492 config/pa/predicates.md, config/pa/pa64-hpux.h,
2493 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2494 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2495 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2496 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2497 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2498 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2499 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2500 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2501 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2502 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2503 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2504 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2505 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2506 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2507 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2508 config/mips/linux64.h, config/mips/elforion.h,
2509 config/mips/constraints.md, config/mips/generic.md,
2510 config/mips/predicates.md, config/mips/4300.md,
2511 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2512 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2513 config/mips/5k.md, config/mips/vr4120-div.S,
2514 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2515 config/mips/mips-protos.h, config/mips/6000.md,
2516 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2517 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2518 config/mips/mips-modes.def, config/mips/vr.h,
2519 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2520 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2521 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2522 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2523 config/vax/openbsd1.h, config/vax/netbsd.h,
2524 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2525 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2526 config/h8300/rtems.h, config/h8300/predicates.md,
2527 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2528 config/h8300/h8300.md, config/h8300/h8300.opt,
2529 config/h8300/coff.h, config/h8300/h8300-protos.h,
2530 config/v850/v850.md, config/v850/predicates.md,
2531 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2532 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2533 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2534 config/mmix/mmix.h, config/mmix/predicates.md,
2535 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2536 config/mmix/mmix.c, config/mmix/mmix.opt,
2537 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2538 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2539 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2540 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2543 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2545 * emit-rtl.c (reset_used_decls): Rename to...
2546 (set_used_decls): ...this. Set the used flag rather than clearing it.
2547 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2548 DECL_RTLs rather than resetting them.
2550 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2552 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2554 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2556 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2557 argument to find_reloads_address.
2559 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2561 PR tree-optimization/32919
2562 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2563 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2564 (coalesce_ssa_name): Call it.
2566 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2567 David Ung <davidu@mips.com>
2569 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2570 (__mips16_unorddf2, __mips16_floatunsidf): New.
2571 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2573 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2575 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2577 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2578 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2579 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2580 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2581 * omp-low.c (get_ws_args_for, determine_parallel_type,
2582 expand_omp_for_generic, expand_omp_for_static_nochunk,
2583 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2584 Work with more precise CFG.
2585 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2586 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2588 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2589 * gimple-low.c (lower_stmt): Ditto.
2590 * tree-inline.c (estimate_num_insns_1): Ditto.
2591 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2592 (OMP_SECTIONS_SWITCH): New.
2593 * tree-cfgcleanup.c (cleanup_omp_return): New.
2594 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2595 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2596 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2597 (tree_redirect_edge_and_branch): Handle omp constructs.
2599 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2600 with three arguments.
2602 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2604 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2607 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2609 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2610 the loop structures may need fixing.
2611 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2613 (cleanup_tree_cfg_loop): Removed.
2614 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2615 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2616 instead of running cleanup_tree_cfg_loop.
2617 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2618 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2619 (tree_predictive_commoning): Declaration changed.
2620 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2622 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2624 * doc/invoke.texi (l1-cache-size): Update documentation.
2625 (l2-cache-size): Document.
2626 * params.h (L2_CACHE_SIZE): New macro.
2627 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2628 that L1_CACHE_SIZE is in kB now.
2629 (L2_CACHE_SIZE_BYTES): New macro.
2630 (tree_ssa_prefetch_arrays): Show size in kB.
2631 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2632 and l2_cache_size fields.
2633 * config/i386/driver-i386.c (describe_cache): Detect cache size
2635 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2636 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2637 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2638 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2639 (override_options): Set l1-cache-size and l2-cache-size to default
2640 values if not specified otherwise.
2641 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2642 (PARAM_L2_CACHE_SIZE): New.
2644 2007-08-01 Nigel Stephens <nigel@mips.com>
2645 David Ung <davidu@mips.com>
2646 Thiemo Seufer <ths@mips.com>
2647 Chris Dearman <chris@mips.com>
2648 Richard Sandiford <richard@codesourcery.com>
2650 * config.gcc (mips*-sde-elf*): New stanza.
2651 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2652 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2653 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2654 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2655 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2656 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2658 * config/mips/sde.h: New file.
2659 * config/mips/t-libgcc-mips16: Likewise.
2660 * config/mips/t-sde: Likewise.
2661 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2662 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2663 _MIPS_FPSET and _MIPS_SZINT.
2664 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2665 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2666 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2667 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2668 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2669 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2670 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2671 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2672 _MIPS_SZPTR and _MIPS_FPSET.
2673 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2674 architecture is specified.
2675 (MIPS_32BIT_OPTION_SPEC): New macro.
2677 2007-07-31 Dan Hipschman <dsh@google.com>
2679 * gcc.c (end_going_arg): New function.
2680 (do_spec_2): Use it.
2681 (do_spec_1): Use it.
2683 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2685 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2686 only if ENABLE_CHECKING is defined.
2688 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2690 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2691 df_ru_add_problem, df_ru_get_bb_info): Removed.
2692 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2693 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2694 df_ru_free_bb_info, df_ru_alloc,
2695 df_ru_bb_local_compute_process_def,
2696 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2697 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2698 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2699 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2700 df_ru_add_problem): Removed.
2702 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2705 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2706 (casesi32p, casesi64p): Likewise.
2707 (casesi): Adjust for above.
2709 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2711 * mode-switching.c (create_pre_exit): Don't search past calls.
2713 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2715 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2717 2007-07-31 Revital Eres <eres@il.ibm.com>
2719 * ddg.c (add_deps_for_def): Rename to...
2720 (add_cross_iteration_register_deps): This. Change implementation
2721 to use only reaching def and def-use chains to construct the
2722 inter loop dependencies.
2723 (add_deps_for_use): Remove function.
2724 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2725 function to build the inter loop dependencies.
2726 * modulo-sched.c (sms_schedule): Build only
2727 reaching def and def-use chains for the propose of the ddg
2730 2007-07-31 Julian Brown <julian@codesourcery.com>
2732 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2733 New define_insns. Use correct RTL.
2734 (vec_set<mode>): Write as expander.
2736 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2738 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2739 to an unallocated space.
2741 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2744 (split_constant_offset): Enable split_constant_offset to extract
2745 constants from other statements.
2746 * tree-vect-transform.c
2747 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2748 to a temp var. Force base_offset to be simple.
2750 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2752 * df-scan.c (df_scan_verify): Remove artificial limit on
2753 the number of blocks for verification.
2754 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2755 df_simulate_defs): Avoid unnecessary insn checking for defs.
2757 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2759 * config/m68k/lb1sf68.asm (FUNC): New macro.
2761 (__udivsi3): Likewise.
2762 (__divsi3): Likewise.
2763 (__umodsi3): Likewise.
2764 (__modsi3): Likewise.
2765 (__subdf3): Likewise.
2766 (__adddf3): Likewise.
2767 (__muldf3): Likewise.
2768 (__divdf3): Likewise.
2769 (__negdf2): Likewise.
2770 (__cmpdf2): Likewise.
2771 (__subsf3): Likewise.
2772 (__addsf3): Likewise.
2773 (__mulsf3): Likewise.
2774 (__divsf3): Likewise.
2775 (__negsf2): Likewise.
2776 (__cmpsf2): Likewise.
2777 (__eqdf2): Likewise.
2778 (__nedf2): Likewise.
2779 (__gtdf2): Likewise.
2780 (__gedf2): Likewise.
2781 (__ltdf2): Likewise.
2782 (__ledf2): Likewise.
2783 (__eqsf2): Likewise.
2784 (__nesf2): Likewise.
2785 (__gtsf2): Likewise.
2786 (__gesf2): Likewise.
2787 (__ltsf2): Likewise.
2788 (__lesf2): Likewise.
2790 2007-07-30 Ollie Wild <aaw@google.com>
2792 * c-ppoutput.c (print_lines_directives_only): New function.
2793 (scan_translation_unit_directives_only): New function.
2794 (preprocess_file): Add call to scan_translation_unit_directives_only.
2795 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2796 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2797 -fdirectives-only. Add errors for -fdirectives-only conflict with
2798 -Wunused-macros and -traditional.
2799 (finish_options): Add builtin macro initialization for
2800 -fdirectives-only + -fpreprocessed.
2801 * c.opt (fdirectives-only): New.
2802 * doc/cppopts.texi (fdirectives-only): New.
2804 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2806 * alias.c (record_set, memory_modified_1): Constify.
2807 * bt-load.c (note_btr_set): Likewise.
2808 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2809 * combine.c (set_nonzero_bits_and_sign_copies,
2810 expand_field_assignment, record_dead_and_set_regs_1,
2811 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2812 likely_spilled_retval_1): Likewise.
2813 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2814 frv_io_handle_set): Likewise.
2815 * config/mips/mips.c (mips_sim_record_set,
2816 vr4130_true_reg_dependence_p_1): Likewise.
2817 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2818 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2819 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2820 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2821 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2822 * ddg.c (mark_mem_store): Likewise.
2823 * df-problems.c (df_urec_mark_reg_change): Likewise.
2824 * function.c (update_epilogue_consts): Likewise.
2825 * gcse.c (record_set_info, record_last_set_info,
2826 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2827 reg_clear_last_set): Likewise.
2828 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2830 * jump.c (reversed_comparison_code_parts): Likewise.
2831 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2832 reg_is_set): Likewise.
2833 * loop-iv.c (mark_altered): Likewise.
2834 * mode-switching.c (reg_becomes_live): Likewise.
2835 * optabs.c (no_conflict_move_test): Likewise.
2836 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2838 * postreload.c (reload_combine_note_store, move2add_note_store):
2840 * regmove.c (flags_set_1): Likewise.
2841 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2843 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2845 * resource.c (update_live_status): Likewise.
2846 * rtl.h (set_of, note_stores): Likewise.
2847 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2848 note_stores, parms_set): Likewise.
2849 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2850 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2852 * var-tracking.c (count_stores, add_stores): Likewise.
2854 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2856 * alias.c (mems_in_disjoint_alias_sets_p,
2857 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2858 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2859 write_dependence_p, mems_in_disjoint_alias_sets_p,
2860 read_dependence, true_dependence, canon_true_dependence,
2861 anti_dependence, output_dependence): Constify.
2862 * combine.c (extended_count): Likewise.
2863 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2864 * cselib.c (get_value_hash, references_value_p,
2865 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2866 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2867 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2868 * function.c (contains, prologue_epilogue_contains,
2869 sibcall_epilogue_contains): Likewise.
2870 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2871 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2872 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2873 reg_or_subregno): Likewise.
2874 * recog.c (asm_noperands): Likewise.
2875 * reload1.c (function_invariant_p): Likewise.
2876 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2877 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2878 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2879 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2880 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2881 extended_count, prologue_epilogue_contains,
2882 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2883 canon_true_dependence, read_dependence, anti_dependence,
2884 output_dependence): Likewise.
2885 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2887 2007-07-30 Julian Brown <julian@codesourcery.com>
2889 * config/arm/neon.md (V_ext): New mode attribute.
2890 (neon_vget_lane<mode>): Replace with define_expand.
2891 (neon_vget_lane<mode>_sext_internal)
2892 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2893 and quad precision vectors.
2894 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2895 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2896 have typeless 32-bit result.
2898 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2901 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2903 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2904 use sizetype for rest.
2905 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2906 (aff_combination_convert): Don't convert rest for pointer types.
2908 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2910 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2912 * tree-ssa-alias.c: Add alloc-pool.h.
2913 (init_alias_info): Free alias_bitmap_obstack.
2914 (delete_alias_info): Call delete_mem_ref_stats.
2915 (get_mem_sym_stats_for): Use alloc_pool.
2916 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2917 (delete_mem_sym_stats): Removed.
2919 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2921 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2922 functions cannot be represented as classical distance vectors.
2924 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2926 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2927 * builtins.c (validate_arg, builtin_mathfn_code,
2928 validate_arglist): Likewise.
2929 * calls.c (call_expr_flags): Likewise.
2930 * combine.c (reg_nonzero_bits_for_combine,
2931 reg_num_sign_bit_copies_for_combine, get_last_value,
2932 reg_truncated_to_mode): Likewise.
2933 * emit-rtl.c (subreg_lowpart_p): Likewise.
2934 * expr.c (highest_pow2_factor_for_target,
2935 categorize_ctor_elements_1, categorize_ctor_elements,
2936 count_type_elements, contains_packed_reference,
2937 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2938 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2939 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2940 native_encode_int, native_encode_real, native_encode_complex,
2941 native_encode_vector, native_encode_expr, native_interpret_int,
2942 native_interpret_real, native_interpret_complex,
2943 native_interpret_vector, native_interpret_expr): Likewise.
2944 * function.c (use_register_for_decl): Likewise.
2945 * gimplify.c (get_name): Likewise.
2946 * langhooks-def.h (lhd_return_null_const_tree): New.
2947 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2948 * langhooks.c (lhd_return_null_const_tree): New.
2949 * langhooks.h (lang_get_callee_fndecl): Constify.
2950 * output.h (constructor_static_from_elts_p): Likewise.
2951 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2952 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2953 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2954 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2955 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2956 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2957 * rtlhooks-def.h (reg_nonzero_bits_general,
2958 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2960 * rtlhooks.c (reg_num_sign_bit_copies_general,
2961 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2963 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2964 * stor-layout.c (mode_for_size_tree): Likewise.
2965 * tree-ssa-loop-im.c (memref_eq): Likewise.
2966 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2967 * tree.c (contains_placeholder_p, type_list_equal,
2968 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2970 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2971 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2972 contains_placeholder_p, contains_packed_reference,
2973 get_callee_fndecl, operand_equal_for_phi_arg_p,
2974 warn_if_unused_value, is_body_block, native_encode_expr,
2975 native_interpret_expr, fold_convertible_p, operand_equal_p,
2976 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2977 validate_arglist, simple_cst_equal, type_list_equal,
2978 use_register_for_decl, call_expr_flags, get_name,
2979 highest_pow2_factor): Likewise.
2980 (const_call_expr_arg_iterator_d,
2981 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2982 first_const_call_expr_arg, more_const_call_expr_args_p,
2983 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2984 * varasm.c (constructor_static_from_elts_p): Constify.
2986 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2988 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2989 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2990 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2991 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2992 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2993 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2994 spelling conventions.
2995 * doc/invoke.texi: Follow spelling conventions.
2997 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2998 Revital Eres <eres@il.ibm.com>
3000 * modulo-sched.c (sms_schedule): Avoid loops which includes
3001 auto-increment instructions.
3003 2007-07-28 Richard Guenther <rguenther@suse.de>
3006 * fold-const.c (fold_cond_expr_with_comparison): Convert
3007 operand zero of MIN/MAX_EXPR to correct type.
3009 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3012 flags_from_decl_or_type): Constify.
3013 * gcc.c (do_spec_1): Likewise.
3014 * print-tree.c (dump_addr, print_node_brief): Likewise.
3015 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3016 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3017 tree_purge_all_dead_eh_edges): Likewise.
3018 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3019 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3021 * tree.c (expr_location, expr_has_location, expr_locus,
3022 expr_filename, expr_lineno, get_inner_array_type,
3023 fields_compatible_p): Likewise.
3024 * tree.h (get_inner_array_type, fields_compatible_p,
3025 expr_location, expr_has_location, expr_locus, expr_filename,
3026 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3027 setjmp_call_p, alloca_call_p): Likewise.
3029 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3031 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3032 TV_FLOW_INSENSITIVE.
3034 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3036 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3037 (compute_flow_insensitive_aliasing): Ditto for
3038 TV_FLOW_INSENSITIVE.
3040 2007-07-27 Jan Hubicka <jh@suse.cz>
3042 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3045 * attribs.c: Include hashtab.h
3046 (attribute_hash): New.
3047 (substring): New structure.
3048 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3050 (init_attributes): Initialize attribute hash.
3051 (decl_attributes): Use attribute hash.
3052 * Makefile.in (attribs.c): Depend on hashtab.h.
3054 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3056 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3058 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3060 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3061 __mips_dspr2 and __mips_dsp_rev macros.
3062 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3064 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3066 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3068 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3072 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3073 and the updating of the live and do_not_gen sets.
3074 (df_note_bb_compute): Added updating of live and do_not_gen sets
3075 for regular defs so that the case of clobber inside conditional
3076 call is processed correctly.
3078 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3080 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3081 operands with compatible type.
3083 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3085 * expr.h (store_bit_field): Don't return a value.
3086 * expmed.c (check_predicate_volatile_ok): New function.
3087 (store_bit_field_1): New function, extracted from store_bit_field.
3088 Take a fallback_p argument and return true if the operation succeeded.
3089 Only use store_fixed_bit_field if fallback_p. Don't recompute
3090 mode_for_extraction; use op_mode instead. Try forcing memories
3091 into registers if the insv expander fails.
3092 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3093 Don't return a value.
3094 (convert_extracted_bit_field): New function, extracted from
3096 (extract_bit_field_1): Likewise. Take a fallback_p argument
3097 and return NULL if the operation succeeded. Only use
3098 extract_fixed_bit_field if fallback_p. Only calculate one
3099 extraction mode. Combine code for extv and extzv. Try forcing
3100 memories into registers if the ext(z)v expander fails.
3101 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3103 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3105 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3107 (df_ref): Likewise. Put regno with other integer fields.
3109 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3111 * df.h (df_mw_hardreg): Remove "loc" field.
3112 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3114 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3115 split out from df_set_unused_notes_for_mw. Return false for
3116 partial references. Assert that mw_reg is a REG when returning true.
3117 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3118 (df_whole_mw_reg_dead_p): New function, split out from
3119 df_set_dead_notes_for_mw. Return false for partial references.
3120 Assert that mw_reg is a REG when returning true.
3121 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3122 Remove redundant bitmap check.
3124 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3127 ($(T)crtend.o): Likwise.
3128 ($(T)crtbeginS.o): Likwise.
3129 ($(T)crtendS.o): Likwise.
3130 ($(T)crtfastmath.o): Likwise.
3132 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3134 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3135 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3136 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3137 and x_n_bbs_in_dom_tree fields.
3139 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3141 PR tree-optimization/32087
3142 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3143 Do not call scale_bbs_frequencies_int with prob of zero.
3145 2007-07-26 Julian Brown <julian@codesourcery.com>
3147 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3148 (neon_element_bits): Add prototypes.
3149 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3150 (neon_const_bounds, neon_element_bits): New functions.
3151 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3152 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3153 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3154 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3155 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3156 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3157 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3158 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3159 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3160 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3161 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3162 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3163 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3165 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3167 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3168 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3170 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3171 Julian Brown <julian@codesourcery.com>
3173 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3174 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3175 * config/arm/cortex-a8.md: New.
3176 * config/arm/cortex-a8-neon.md: New.
3177 * config/arm/neon-schedgen.ml: New.
3178 * config/arm/neon.md (vqh_mnem): New.
3180 (Is_float_mode): New.
3181 (Scalar_mul_8_16): New.
3183 (V_mode_nunits): New.
3184 (All instruction patterns): Annotate with neon_type attribute
3186 * config/arm/arm.md: Include cortex-a8.md.
3187 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3189 Annotate instruction patterns accordingly.
3190 (generic_sched): Do not use generic scheduling for Cortex-A8.
3191 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3193 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3195 * fold-const.c (fold_read_from_constant_string): Use
3197 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3199 2007-07-26 Nick Clifton <nickc@redhat.com>
3201 * tree-ssa-operands.h: Change copyright header to refer to version
3202 3 of the GNU General Public License and to point readers at the
3203 COPYING3 file and the FSF's license web page.
3204 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3205 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3206 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3207 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3208 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3209 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3210 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3211 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3212 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3213 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3214 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3215 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3216 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3217 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3218 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3219 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3220 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3221 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3222 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3223 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3224 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3225 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3226 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3227 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3228 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3229 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3230 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3231 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3232 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3233 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3234 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3235 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3236 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3237 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3238 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3239 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3240 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3241 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3242 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3243 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3244 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3245 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3246 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3247 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3248 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3249 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3250 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3251 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3252 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3253 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3254 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3255 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3256 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3257 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3258 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3259 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3260 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3261 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3262 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3263 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3264 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3265 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3266 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3267 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3268 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3269 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3270 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3271 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3272 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3273 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3274 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3275 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3276 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3277 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3278 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3279 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3280 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3281 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3282 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3283 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3284 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3285 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3286 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3287 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3288 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3289 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3290 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3291 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3292 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3293 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3294 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3295 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3296 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3297 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3298 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3299 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3300 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3301 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3302 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3303 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3304 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3305 convert.c, convert.h, langhooks-def.h, reload1.c,
3306 tree-ssa-operands.c: Likewise.
3308 2007-07-26 Jan Hubicka <jh@suse.cz>
3310 * tree-ssa-live.c: Include debug.h and flags.h.
3311 (mark_scope_block_unused): New function.
3312 (remove_unused_scope_block_p): New function.
3313 (remove_unused_locals): Remove unused blocks too.
3315 2007-07-25 Ian Lance Taylor <iant@google.com>
3317 * combine.c (combine_max_regno): Remove. Remove all uses.
3318 (struct reg_stat_struct): Rename from struct reg_stat.
3319 (reg_stat_type): Define, and declare VECs.
3320 (reg_stat): Change from pointer to VEC. Change all uses.
3321 (combine_split_insns): New static function.
3322 (try_combine, find_split_point): Call it instead of split_insns.
3324 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3326 * cfghooks.c (split_block): Fix the information about loop latch.
3328 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3330 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3332 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3334 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3335 Scan the new edge for loop exit info.
3337 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3339 * config/darwin.c: Include debug.h.
3341 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3344 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3346 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3348 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3349 (HARD_REGNO_MODE_OK): Ditto.
3350 (MODES_TIEABLE_P): Ditto.
3351 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3352 (CLASS_MAX_NREGS): Ditto.
3353 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3354 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3355 (divdf3_internal_thr): Removed.
3356 * config/ia64/div.md: New file.
3357 * config/ia64/constraints.md: Add H constraint.
3359 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3361 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3362 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3363 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3364 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3365 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3366 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3367 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3368 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3369 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3370 dump_sbitmap_file, debug_sbitmap, popcount_table,
3371 sbitmap_popcount): Constify.
3372 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3373 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3374 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3375 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3376 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3377 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3378 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3379 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3380 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3381 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3382 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3384 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3387 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3388 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3389 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3390 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3391 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3392 bitmap_intersect_p, bitmap_intersect_compl_p,
3393 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3394 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3396 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3397 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3398 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3399 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3400 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3401 debug_bitmap, debug_bitmap_file, bitmap_print,
3402 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3403 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3405 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3407 * config/darwin.c (darwin_override_options): Additional fix for
3408 debug info formats that don't support var tracking.
3410 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3412 * cselib.c (entry_and_rtx_equal_p): Constify.
3413 * gengtype.c (output_mangled_typename, write_types, write_local):
3415 * gengtype.h (const_type_p): New.
3416 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3418 * tlink.c (scan_linker_output): De-constify.
3419 * tree-ssa-loop-im.c (memref_eq): Constify.
3420 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3421 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3423 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3425 * c-common.c (fname_as_string, c_type_hash): Constify.
3426 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3427 * cgraph.c (edge_hash, edge_eq): Likewise.
3428 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3429 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3430 reg_attrs_htab_eq): Likewise.
3431 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3433 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3434 const_decl_t, const_state_t, const_automata_list_el_t): New.
3435 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3436 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3437 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3438 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3439 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3440 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3441 compare_max_occ_cycle_nums, out_state_arcs_num,
3442 compare_transition_els_num, units_cmp, state_reservs_cmp):
3444 * genmodes.c (cmp_modes): Likewise.
3445 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3446 * gimplify.c (compare_case_labels): Likewise.
3447 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3448 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3449 * matrix-reorg.c (mtt_info_hash): Likewise.
3450 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3451 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3452 (htab_hash_bucket, htab_hash_elem): Constify.
3453 * tree-browser.c (TB_parent_eq): Likewise.
3454 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3455 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3456 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3457 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3459 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3460 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3461 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3462 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3463 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3465 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3466 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3467 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3468 * tree-ssa-threadupdate.c (redirection_data_hash,
3469 redirection_data_eq): Likewise.
3470 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3471 * tree-ssa.c (var_ann_eq): Likewise.
3472 * tree-vrp.c (compare_case_labels): Likewise.
3473 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3474 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3475 tree_not_check_failed, tree_class_check_failed,
3476 tree_range_check_failed, tree_not_class_check_failed,
3477 omp_clause_check_failed, omp_clause_range_check_failed,
3478 tree_contains_struct_check_failed, tree_operand_check_failed):
3480 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3481 tree_not_check_failed, tree_class_check_failed,
3482 tree_range_check_failed, tree_not_class_check_failed,
3483 tree_operand_check_failed, omp_clause_operand_check_failed,
3484 tree_operand_length): Likewise.
3485 * var-tracking.c (const_variable): New.
3486 (variable_htab_hash, variable_htab_eq): Constify.
3487 * varasm.c (const_desc_hash): Likewise.
3489 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * expr.c (handled_component_p): Constify.
3492 * fold-const.c (fit_double_type): Likewise.
3493 * real.h (real_value_from_int_cst): Likewise.
3494 * tree-flow-inline.h (gimple_in_ssa_p,
3495 gimple_aliases_computed_p, gimple_addressable_vars,
3496 gimple_call_clobbered_vars, gimple_referenced_vars,
3497 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3498 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3499 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3500 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3501 is_label_stmt, is_global_var, phi_ssa_name_p,
3502 factoring_name_p, is_call_clobbered, tree_common_ann,
3503 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3504 unmodifiable_var_p, array_ref_contains_indirect_ref,
3505 ref_contains_array_ref, lookup_subvars_for_var,
3506 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3507 gimple_mem_ref_stats): Likewise.
3508 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3509 may_aliases, is_exec_stmt, is_label_stmt,
3510 ref_contains_array_ref, array_ref_contains_indirect_ref,
3511 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3512 unmodifiable_var_p): Likewise.
3513 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3514 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3515 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3516 cst_and_fits_in_hwi, real_value_from_int_cst,
3517 build_real_from_int_cst, integer_zerop, integer_onep,
3518 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3519 tree_floor_log2, real_zerop, real_onep, real_twop,
3520 real_minus_onep, really_constant_p, purpose_member, chain_member,
3521 list_length, fields_length, int_size_in_bytes, bit_position,
3522 int_bit_position, byte_position, int_byte_position, expr_align,
3523 array_type_nelts, tree_node_structure,
3524 type_contains_placeholder_1, iterative_hash_pointer,
3525 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3526 tree_map_base_eq, type_hash_list, type_hash_eq,
3527 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3528 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3529 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3530 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3531 int_fits_type_p, get_containing_scope, decl_function_context,
3532 decl_type_context, omp_clause_operand_check_failed,
3533 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3534 * tree.h (omp_clause_operand_check_failed, tree_size,
3535 build_real_from_int_cst, array_type_nelts, purpose_member,
3536 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3537 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3538 is_attribute_p, check_qualified_type, expr_align,
3539 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3540 int_byte_position, list_length, fields_length, initializer_zerop,
3541 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3542 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3543 tree_node_structure, handled_component_p, get_containing_scope,
3544 decl_function_context, decl_type_context, real_zerop,
3545 type_num_arguments, fit_double_type, really_constant_p,
3546 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3547 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3548 real_twop, real_minus_onep, int_cst_value): Likewise.
3550 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * cfglayout.c (insn_scope, insn_line): Constify.
3553 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3554 const_double_htab_hash, const_double_htab_eq,
3555 mem_attrs_htab_hash): Likewise.
3556 * loop-iv.c (biv_eq): Likewise.
3557 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3558 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3559 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3561 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3562 error_for_asm, warning_for_asm, _fatal_insn,
3563 _fatal_insn_not_found): Likewise.
3564 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3565 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3566 rtl_check_failed_type2, rtl_check_failed_code1,
3567 rtl_check_failed_code2, rtl_check_failed_code_mode,
3568 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3569 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3570 rtl_check_failed_type2, rtl_check_failed_code1,
3571 rtl_check_failed_code2, rtl_check_failed_code_mode,
3572 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3573 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3574 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3575 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3576 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3577 rtx_unstable_p, get_integer_term, get_related_value,
3578 offset_within_block_p, reg_mentioned_p, count_occurrences,
3579 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3580 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3581 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3582 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3583 find_constant_src, find_reg_fusage, find_regno_fusage,
3584 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3585 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3586 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3587 computed_jump_p, auto_inc_p, in_expr_list_p,
3588 remove_node_from_expr_list, loc_mentioned_in_p,
3589 label_is_jump_target_p, reversed_comparison_code_parts,
3590 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3591 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3592 print_inline_rtx): Likewise.
3593 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3594 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3595 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3596 get_integer_term, get_related_value, offset_within_block_p,
3597 count_occurrences, reg_mentioned_p, no_labels_between_p,
3598 reg_used_between_p, reg_referenced_p, single_set_2,
3599 multiple_sets, set_noop_p, refers_to_regno_p,
3600 reg_overlap_mentioned_p, dead_or_set_p,
3601 covers_regno_no_parallel_p, covers_regno_p,
3602 dead_or_set_regno_p, find_reg_note, find_regno_note,
3603 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3604 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3605 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3606 side_effects_p, may_trap_p_1, may_trap_p,
3607 may_trap_after_code_motion_p, may_trap_or_fault_p,
3608 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3609 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3610 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3611 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3612 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3614 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3615 warning_for_asm): Likewise.
3616 * tree.h (print_rtl): Likewise.
3617 * varasm.c (get_pool_mode): Likewise.
3619 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3622 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3623 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3624 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3625 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3626 * ddg.c (compare_sccs): Likewise.
3627 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3628 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3629 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3630 decimal_do_fix_trunc, decimal_real_to_integer,
3631 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3632 * dse.c (const_group_info_t): New.
3633 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3634 * dwarf2out.c (const_dw_die_ref): New.
3635 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3636 * tree-browser.c (TB_parent_eq): Likewise.
3637 * unwind-dw2-fde.c (__register_frame_info_bases,
3638 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3639 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3641 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3642 * unwind-dw2.c (uw_frame_state_for): Likewise.
3643 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3644 * value-prof.h (const_histogram_value): New.
3646 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3648 * config/mips/mips.c (machine_function): Add
3649 initialized_mips16_gp_pseudo_p.
3650 (mips16_gp_pseudo_reg): Do not emit the initialization of
3651 mips16_gp_pseudo_rtx when being called from the gimple cost-
3652 calculation routines; emit it on the first use outside those
3655 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3657 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3660 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3661 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3662 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3663 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3664 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3665 Preserve const-ness of parameters through use of __typeof(),
3666 also constify and tidy.
3668 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3669 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3670 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3671 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3672 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3673 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3674 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3675 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3676 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3678 2007-07-25 Julian Brown <julian@codesourcery.com>
3679 Mark Shinwell <shinwell@codesourcery.com>
3681 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3682 (alpha_mangle_type): This.
3683 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3684 (TARGET_MANGLE_TYPE): Define this instead.
3685 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3686 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3687 (arm_init_neon_builtins): Fix comment.
3688 (arm_mangle_map_entry): New.
3689 (arm_mangle_map): New.
3690 (arm_mangle_type): New.
3691 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3692 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3693 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3694 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3695 (TARGET_MANGLE_TYPE): Define this instead.
3696 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3697 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3698 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3699 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3700 (TARGET_MANGLE_TYPE): Define this instead.
3701 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3703 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3704 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3705 (TARGET_MANGLE_TYPE): Define this instead.
3706 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3707 (s390_mangle_type): This.
3708 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3709 (TARGET_MANGLE_TYPE): Define this instead.
3710 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3711 (sparc_mangle_type): This.
3712 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3713 (TARGET_MANGLE_TYPE): Define this instead.
3714 * cp/mangle.c (write_type): Call mangle_type target hook on all
3715 types before mangling. Use original type, not main variant, as
3717 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3718 (TARGET_MANGLE_TYPE): This.
3719 * target.h (gcc_target): Rename mangle_fundamental_type to
3721 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3722 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3724 2007-07-25 Julian Brown <julian@codesourcery.com>
3725 Paul Brook <paul@codesourcery.com>
3726 Joseph Myers <joseph@codesourcery.com>
3727 Mark Shinwell <shinwell@codesourcery.com>
3729 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3730 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3731 (with_fpu): Allow --with-fpu=neon.
3732 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3733 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3734 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3735 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3736 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3737 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3738 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3739 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3740 (output_move_neon): Add prototypes.
3741 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3742 (all_fpus): Add FPUTYPE_NEON.
3743 (fp_model_for_fpu): Add NEON field.
3744 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3745 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3747 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3749 (thumb2_legitimate_address_p): Likewise.
3750 (neon_valid_immediate): Recognize and prepare constants suitable for
3752 (neon_immediate_valid_for_move): New function. Recognize and prepare
3753 immediates for NEON move instructions.
3754 (neon_immediate_valid_for_logic): New function. Recognize and
3755 prepare immediates for NEON logic instructions.
3756 (neon_output_logic_immediate): New function. Create asm string
3757 suitable for outputting immediate logic instructions.
3758 (neon_pairwise_reduce): New function. Implement reduction using
3759 pairwise operations.
3760 (neon_expand_vector_init): New function. Expand a (possibly
3761 non-constant) vector initialization.
3762 (neon_vector_mem_operand): New function. Memory operands supported
3763 for quad-word loads/stores to/from ARM or NEON registers. Don't
3764 allow base+offset addressing for core regs.
3765 (neon_struct_mem_operand): New function. Valid mems for NEON
3767 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3768 from neon_vector_mem_operand addresses without a secondary register.
3769 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3770 (add_minipool_backward_ref): Likewise.
3771 (dump_minipool): Likewise.
3772 (push_minipool_fix): Likewise.
3773 (output_move_quad): New function. Output quad-word moves, loads and
3774 stores using ARM registers.
3775 (output_move_vfp): Add support for vectors in VFP (NEON) D
3777 (output_move_neon): Output a NEON load/store to/from a quadword
3779 (arm_print_operand): Implement new codes:
3780 - 'c' for unadorned integers (without a # sign).
3781 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3783 - 'e', 'f' for the low and high D parts of a NEON Q register.
3784 - 'q' outputs a NEON Q register.
3785 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3786 - 'T' prints NEON opcode features from a coded bitmask.
3787 - 'F' is similar to T, but signed/unsigned codes both print as
3789 - 't' is similar to T, but 'u' is printed instead of 'p'.
3790 - 'O' prints 'r' if NEON instruction should perform rounding (as
3791 specified by bitmask), else prints nothing.
3792 - '#' is a punctuation character to stop operand numbers from
3793 running together with following digits in the assembler
3794 strings for instructions (when using mode attributes).
3795 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3796 constant vectors in big-endian mode, where necessary.
3797 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3798 Handle EI, OI, CI, XI modes.
3799 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3800 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3801 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3802 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3803 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3805 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3806 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3807 to turn v8qi, etc. into bits defined above.
3808 (neon_itype): New enumeration. Classifications of NEON builtins.
3809 (neon_builtin_datum): Define struct. Contains information about
3810 a single builtin (with multiple modes).
3811 (CF): Define helper macro for...
3812 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3814 (neon_builtin_data): New array. Define information about builtins
3815 for use during initialization/expansion.
3816 (arm_init_neon_builtins): New function.
3817 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3819 (neon_builtin_compare): New function.
3820 (locate_neon_builtin_icode): New function. Find an insn code for a
3821 builtin given a function code for that builtin. Also return type of
3822 builtin (NEON_BINOP, NEON_UNOP etc.).
3823 (builtin_arg): New enumeration. Types of arguments for builtins.
3824 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3825 Takes a variable argument list of builtin_arg types, terminated by
3827 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3828 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3829 (neon_emit_pair_result_insn): New function. Support returning pairs
3830 of vectors via a pointer.
3831 (neon_disambiguate_copy): New function. Set up operands for a
3832 multi-word copy such that registers do not get clobbered.
3833 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3834 ARM_BUILTIN_NEON_BASE.
3835 (arm_file_start): Set float-abi attribute for NEON.
3836 (arm_vector_mode_supported_p): Enable NEON vector modes.
3837 (arm_mangle_map_entry): New.
3838 (arm_mangle_map): New.
3839 (arm_mangle_vector_type): New.
3840 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3842 (TARGET_NEON): New macro. Target supports NEON.
3843 (fputype): Add FPUTYPE_NEON.
3844 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3845 for vectorization based on command-line arg.
3846 (NEON_REGNO_OK_FOR_NREGS): Define.
3847 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3848 (VALID_NEON_STRUCT_MODE): Define.
3849 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3850 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3851 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3852 (consttable_16): Add pattern for outputting 16-byte minipool
3854 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3856 (vec-common.md, neon.md): Include md files.
3857 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3858 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3859 (memory_constraint "Ut", "Un", "Us"): Define.
3860 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3861 (MMX_char): New mode attribute.
3862 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3863 (*add<mode>3_iwmmxt): New insn pattern.
3864 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3865 (*sub<mode>3_iwmmxt): New insn pattern.
3866 (mulv4hi3): Rename to...
3867 (*mulv4hi3_iwmmxt): This.
3868 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3869 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3870 (uminv4hi3, uminv2si3): Remove. Replace with...
3871 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3872 (*umin<mode>3_iwmmxt): These.
3873 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3874 (ashr<mode>3_iwmmxt): This new pattern.
3875 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3876 (lshr<mode>3_iwmmxt): This new pattern.
3877 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3878 (ashl<mode>3_iwmmxt): This new pattern.
3879 * config/arm/neon-docgen.ml: New file. Generate documentation for
3881 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3882 * config/arm/arm_neon.h: New (autogenerated).
3883 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3885 * config/arm/neon.md: New file. Define NEON instructions.
3886 * config/arm/neon.ml: New file. Abstract description of NEON
3887 instructions, used to generate arm_neon.h header, documentation and
3889 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3890 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3892 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3894 (ARM NEON Intrinsics): New subsection.
3895 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3897 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3899 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3902 2007-07-24 Jan Hubicka <jh@suse.cz>
3904 * regclass.c (move_table): New type.
3905 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3906 (init_move_cost): Break out from ...
3907 (init_reg_sets_1): ... here; simplify computation of
3908 have_regs-of_mode and contains_reg_of_mode.
3909 (record_reg_classes): Unswitch internal loops.
3910 (copy_cost): Trigger lazy initialization of move cost
3911 (record_address_regs): Likewise.
3913 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3915 * config/darwin.c (darwin_override_options): Don't force on
3916 flag_var_tracking_uninit when no debug info is requested.
3918 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3920 * cfgloop.c (init_loops_structure): New function.
3921 (flow_loops_find): Create root of the loop tree unconditionally.
3923 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3925 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3927 2007-07-24 Jan Hubicka <jh@suse.cz>
3929 * caller-save.c: Include ggc.h, gt-caller-save.h
3930 (reg_save_code, reg_restore_code): Rename to ...
3931 (cached_reg_save_code, cached_reg_restore_code): ... those.
3932 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3933 (reg_save_code, reg_restore_code): New functions.
3934 (init_caller_save): Do not intialize
3935 reg_save_code/reg_restore_code tables.
3936 * Makefile.in: (gt-caller-save.h): New.
3938 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3940 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3941 with the mode of the original operand instead of
3944 2007-07-23 Jan Hubicka <jH@suse.cz>
3946 * i386.c (ix86_secondary_memory_needed): Break out to...
3947 (inline_secondary_memory_needed): ... here.
3948 (ix86_memory_move_cost): Break out to ...
3949 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3950 maximum of input and output; fix handling of Q_REGS on 64bit.
3951 (ix86_secondary_memory_needed): Microoptimize.
3953 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3955 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3956 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3957 stmts_from_loop, known_dependences_p, build_rdg): New.
3958 * tree-data-ref.h: Depends on graphds.h.
3959 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3960 (build_rdg): Declared.
3961 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3963 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3965 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3968 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3969 Jakub Jelinek <jakub@redhat.com>
3971 PR middle-end/PR28690
3972 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3973 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3974 and MEM_POINTER operands over REG and MEM operands.
3975 (swap_commutative_operands_p): Change return value to bool.
3976 * rtl.h: Update the corresponding prototype.
3977 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3978 instead of gen_rtx_PLUS.
3979 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3980 value to bool. Change function arguments to rtx's and update code
3982 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3983 calls to match the new declaration.
3984 * simplify-rtx.c (simplify_associative_operation): Don't
3985 reorder simplify_binary_operation arguments.
3987 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3989 * config/mips/mips.c (override_options): Use mips_costs to derive
3990 the default branch cost.
3991 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3993 * config/mips/mips.opt (mbranch-cost=): New option.
3994 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3996 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3998 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3999 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
4000 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
4001 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
4003 2007-07-23 Richard Sandiford <richard@codesourcery.com>
4005 * config/mips/constraints.md (ks): New constraint.
4006 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4007 (*add<mode>3_mips16): ...here.
4009 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4011 * optabs.h (enum optab_index): Add new OTI_signbit.
4012 (signbit_optab): Define corresponding macro.
4013 (enum insn_code signbit_optab[]): Remove array.
4014 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4015 (expand_copysign_absneg): If back end provides signbit insn, use it
4016 instead of bit operations on floating point argument.
4017 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4018 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
4019 availability of signbit insn.
4021 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4022 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4023 SSE mode is not active.
4024 (isinf<mode>2): Disable for mfpmath=sse,387.
4026 2007-07-22 Ben Elliston <bje@au.ibm.com>
4028 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4030 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4032 2007-07-20 Richard Guenther <rguenther@suse.de>
4034 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4035 integral typed condition.
4036 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4037 booleanness. Only preserve conversions from a non-base
4038 type to a base type, not in general between types with
4039 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4040 * tree.def (COND_EXPR): Document that the condition
4041 can be of any integral type.
4043 2007-07-20 Nigel Stephens <nigel@mips.com>
4044 Richard Sandiford <richard@codesourcery.com>
4046 * config/mips/mips.h (mips_dwarf_regno): Declare.
4047 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4048 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4049 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4050 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4051 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4052 (REG_CLASS_NAMES): Update accordingly.
4053 * config/mips/mips.c (mips_dwarf_regno): New array.
4054 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4055 (mips_subword): Remove special handling for accumulator registers.
4056 (override_options): Initiailize mips_dwarf_regno. Remove use
4058 (mips_swap_registers): New function.
4059 (mips_conditional_register_usage): Swap accumulator registers
4060 around if TARGET_LITTLE_ENDIAN.
4061 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4062 * config/mips/constraints.md (h, l): Use the endianness to choose
4063 between MD0_REG and MD1_REG.
4064 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4065 alternative-dependent template.
4067 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4069 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4072 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4074 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4075 predecessor fallthru flags.
4077 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4079 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4080 of compare to the same type.
4081 * cfgloopmanip.c (add_loop): Update information about loop exits.
4082 (loop_version): Remove the innermost loop requirement.
4083 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4084 to sizetype for pointers.
4086 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4088 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4089 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4090 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4092 * config/dfp-bit.c: Empty for TFmode conversions.
4094 2007-07-18 Caroline Tice <ctice@apple.com>
4096 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4097 and handle them correctly; check that src is not NULL before
4099 (find_src_set_src): Likewise.
4101 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4103 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4104 (struct alignment_context, init_alignment_context): New.
4105 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4106 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4107 (XCHAL_HAVE_S32C1I): Likewise.
4108 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4109 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4110 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4111 (ATOMIC, HQI): New macros.
4112 (memory_barrier, *memory_barrier): New.
4113 (sync_lock_releasesi): New.
4114 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4115 (sync_lock_test_and_set<mode>): New.
4116 (sync_<atomic><mode>): New.
4117 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4118 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4119 (xtensa_expand_atomic): New.
4121 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4125 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4126 transformation for builtin ISNORMAL.
4127 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4128 * builtins.def (BUILT_IN_ISNORMAL): New.
4129 * doc/extend.texi: Document isnormal.
4131 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4135 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4136 optabs infrastructure. Provide generic implementation for
4138 (expand_builtin): Handle FINITE/ISFINITE.
4139 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4140 (fold_builtin_1): Likewise.
4142 * builtins.def (BUILT_IN_ISFINITE): New.
4144 * doc/extend.texi: Document isfinite.
4146 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4151 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4152 generic fallback for isinf.
4153 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4154 calculation code ...
4155 * real.c (get_max_float): ... to here.
4156 * real.h (get_max_float): New.
4158 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4162 * builtin-attrs.def (ATTR_TYPEGENERIC,
4163 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4165 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4166 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4167 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4168 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4170 * c-common.c (handle_type_generic_attribute): New.
4171 (c_common_attribute_table): Add "type generic".
4173 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4175 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4177 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4178 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4181 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4184 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4185 checking that the operand is an expression.
4187 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4188 Danny Smith <dannysmith@users.sourceforge.net>
4191 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4192 file mapping object in local namespace if Windows version later
4195 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4197 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4198 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4199 arm_cannot_force_const_mem.
4200 (arm_cannot_force_const_mem): New function.
4201 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4202 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4203 of arm_tls_referenced_p.
4204 * config/arm/arm.md (movsi): Split out-of-section constants when
4205 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4206 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4208 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4210 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4212 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4214 * config/mips/mips.md (*extendqihi2): Convert the destination
4217 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4219 * config/pa/fptr.c: Update license header.
4220 * config/pa/milli64.S: Likewise.
4222 2007-07-17 Nick Clifton <nickc@redhat.com>
4224 * COPYING_v3: New file. Contains version 3 of the GNU General
4226 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4227 Lesser General Public License.
4228 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4229 the GNU General Public License.
4231 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4233 PR rtl-optimization/32773
4234 * cfglayout.c (force_one_exit_fallthru): New function.
4235 (cfg_layout_finalize): Use it.
4237 2007-07-16 Richard Guenther <rguenther@suse.de>
4238 Uros Bizjak <ubizjak@gmail.com>
4240 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4241 before forcing it to gimple operand.
4243 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4244 David Ung <davidu@mips.com>
4246 * config/mips/mips.h (TUNE_24K): Define.
4247 (TUNE_MACC_CHAINS): Add TUNE_24K.
4248 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4250 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4251 (r74k_int_madd): .. this new reservation.
4252 (define_bypass): Fixed bypasses for r74k_int_madd to use
4254 * config/mips/24k.md (define_bypass): Define new
4255 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4257 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4258 Nigel Stephens <nigel@mips.com>
4260 * config/mips/mips.md: Include 20kc.md.
4261 * config/mips/20kc.md: New file.
4262 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4263 (mips_adjust_cost): Tweak for 20Kc.
4264 (mips_issue_rate): Likewise.
4265 * config/mips/mips.h (TUNE_20KC): Define.
4267 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4269 * config/rs6000/rs6000.c (struct processor_cost): Add
4270 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4272 (*_cost): Add cache information.
4273 (rs6000_override_options): Set cache parameters.
4275 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4278 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4279 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4281 2007-07-16 Paul Brook <paul@codesourcery.com>
4284 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4285 (cirrus_thumb2_movsi_insn): Ditto.
4287 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4289 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4292 2007-07-15 Andrew Haley <aph@redhat.com>
4294 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4295 before looking in the context.
4297 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4301 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4302 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4303 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4304 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4305 to generate .CALLINFO statement.
4306 (hppa_expand_prologue): Set rp_saved.
4307 (hppa_expand_epilogue): Use rp_saved.
4308 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4309 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4311 2007-07-14 Dirk Mueller <dmueller@suse.de>
4313 * omega.c (coalesce): Fix memory leak on early exit.
4314 * matrix-reorg.c (check_allocation_function): Likewise.
4315 * tree-vect-transform.c (vect_get_new_vect_var): free result
4317 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4318 pass pointer to edge vector
4319 (partition_hot_cold_basic_blocks): Fix memory leak.
4320 * collect2.c (prefix_from_string): Free temporary storage.
4321 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4323 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4325 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4326 (DO_GLOBAL_DTORS_BODY): Likewise.
4328 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4329 Nigel Stephens <nigel@mips.com>
4331 * config/mips/mips.c (mips_classify_symbol): Don't return
4332 SYMBOL_SMALL_DATA for constant pool addresses if
4333 TARGET_EMBEDDED_DATA is true.
4335 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4337 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4338 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4339 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4340 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4341 __builtin_ia32_storehps, __builtin_ia32_storelps,
4342 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4343 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4344 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4345 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4346 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4347 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4348 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4349 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4350 using def_builtin_const.
4352 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4354 PR tree-optimization/32705
4355 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4356 (simplify_binary_expression): Use SSA_VAL consistently.
4358 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4360 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4361 (SPEFSCR_REGNO): Delete definition.
4362 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4363 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4364 * config/rs6000/rs6000.h: Do not define *_REGNO.
4365 LINK_REGISTER_REGNUM -> LR_REGNO.
4366 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4367 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4368 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4369 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4370 R_VRSAVE, R_VSCR. Use them.
4371 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4372 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4373 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4374 * config/rs6000/aix.h: Define R_LR. Use it.
4376 2007-07-13 Caroline Tice <ctice@apple.com>
4378 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4379 flag_var_tracking is explicitly turned off (i.e. when variable
4380 tracking is not feasible); otherwise, turn flag_var_tracking on when
4381 flag_var_tracking_uninit is on.
4382 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4383 note definitions, to allow recording of initialization status in the
4385 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4386 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4387 determine if two note locations are equal.
4388 (output_loc_list): Don't output list entries whose start & end labels
4390 (reg_loc_descriptor): Add parameter for initialization status; pass it
4391 to other loc descriptor functions.
4392 (one_reg_loc_descriptor): Add parameter for initialization status;
4393 check its value and add DW_OP_GNU_uninit to returned loc descr if
4395 (multiple_reg_loc_descriptor): Add parameter for initialization
4397 pass init status argument to other loc descriptor functions; check
4398 value of intialization parameter and add DW_OP_GNU_uninit to returned
4399 loc descr if appropriate.
4400 (based_loc_descr): Add parameter for initialization status; add new
4401 variable for return value; check value of initialization parameter and
4402 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4403 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4404 pass init status argument to other loc descriptor functions; check
4405 value of intialization parameter and add DW_OP_GNU_uninit to returned
4406 loc descr if appropriate.
4407 (mem_loc_descriptor): Likewise.
4408 (concat_loc_descriptor): Likewise.
4409 (concatn_loc_descriptor): Likewise.
4410 (loc_descriptor): Add parameter for initialization status; pass it as
4411 argument to other loc descriptor function calls.
4412 (loc_descriptor_from_tree_1): Add appropriate initialization status
4413 to loc descriptor function calls.
4414 (add_location_or_const_value_attribute): Get initialization status
4415 from VAR_LOCATION note; add initialization status to loc descriptor
4417 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4418 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4419 status is uninitialized, add "[uninint]" to output.
4420 * common.opt (fvar-tracking-uninit): New option, similar to
4421 fvar-tracking, to turn on tracking of uninitialized variables; creates
4422 a new global flag, flag_var_tracking_uninit.
4423 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4424 (enum var_init_status): New type, for var initialization status field.
4425 * var-tracking.c (struct location_chain_def): Two new fields, init,
4426 for initialization status, and set_src for the assignment value expr.
4427 (unshare_variable): New parameter for initialization status;
4428 initialize new init and set_src fields.
4429 (var_reg_set): New parameters for initialization status and value;
4430 pass them to set_variable_part.
4431 (var_mem_set): Likewise.
4432 (get_init_value): New function.
4433 (var_reg_delete_and_set): New initialization status & value
4434 parameters; add call to get_init_value if status is unknown; pass new
4435 parameters to clobber_variable_part and var_reg_set.
4436 (var_mem_delete_and_set): Likewise.
4437 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4438 (var_mem_delete): Likewise.
4439 (variable_union): Pass status to unshare_variable; initialize new init
4440 and set_src fields. If flag_var_tracking_uninit is not set, force
4441 status to initialized.
4442 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4443 used later to get the set_src value.
4444 (find_src_status): New function.
4445 (find_src_set_src): New function.
4446 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4447 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4448 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4449 and var_mem_delete_and_set.
4450 (dump_variable): Print out "[uninit]" if appropriate.
4451 (set_variable_part): Add new initialization and set_src parameters;
4452 pass status to unshare_variable; set node->init and node- >set_src
4453 fields and modify slot in hash table appropriately; save the init and
4454 set_src values if appropriate and assign to the new node.
4455 (clobber_variable_part): New set_src parameter; if two nodes have
4456 same variable and same location but different set_src (assignment)
4457 values, clobber old node.
4458 (delete_variable_part): Pass init status to unshare_variable.
4459 (emit_note_insn_var_location): Add initialized var; assign var's init
4460 status to new 'initialized'; pass new init status field to calls to
4461 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4462 status to initialized.
4463 (emit_notes_in_bb): Pass initialization status to calls to
4464 var_reg_set, var_mem_set, var_reg_delete_and_set and
4465 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4466 var_reg_delete_and_set and var_mem_delete_and_set; call
4467 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4468 make up for change in add_stores.
4469 (vt_add_function_parameters): Add status to calls to
4471 * config/darwin.c (darwin_override_options): Turn on uninitialized
4472 tracking automatically, if var_tracking is on and the system is
4475 2007-07-13 Sa Liu <saliu@de.ibm.com>
4477 * config.gcc: Add options for arch and tune on SPU.
4478 * config/spu/predicates.md: Add constant operands 0 and 1.
4479 * config/spu/spu-builtins.def: Add builtins for double precision
4480 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4481 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4483 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4485 * config/spu/spu-protos.h: Add new function prototypes.
4486 * config/spu/spu.c (spu_override_options): Check options -march and
4488 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4489 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4491 (spu_const_from_int): New. Create a vector constant from 4 ints.
4492 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4493 (spu_emit_vector_compare): New. Emit vector compare.
4494 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4495 * config/spu/spu.h: Add options -march and -mtune. Define processor
4496 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4497 CANONICALIZE_COMPARISON.
4498 * config/spu/spu.md: Add new insns for double precision compare
4499 and double precision vector compare. Add vcond and smax/smin patterns
4500 to enable DFmode vector conditional expression.
4501 * config/spu/spu.opt: Add options -march and -mtune.
4502 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4503 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4504 both CELL and CELLEDP targets: spu_testsv.
4505 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4508 2007-07-13 Richard Guenther <rguenther@suse.de>
4510 PR tree-optimization/32721
4511 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4512 TREE_THIS_VOLATILE on the folded reference.
4513 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4514 if the array reference has TREE_THIS_VOLATILE set.
4516 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4519 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4521 2007-07-13 Andreas Schwab <schwab@suse.de>
4523 * gengtype-lex.l: Allow declarations to be indented.
4525 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4527 * ginclude/tgmath.h: New.
4528 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4529 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4530 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4531 * configure: Regenerate.
4533 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4535 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4536 correct index when setting register save state for xd
4539 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4541 * config/sh/sh.c (mark_use): Remove.
4543 2007-07-12 Paul Brook <paul@codesourcery.com>
4545 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4546 reg does not overlap return value.
4548 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4550 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4551 (set_expression_vuses): Ditto.
4552 (init_pre): Initialize expression_vuses.
4554 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4556 * config/i386/sse.md (storentdf, storentsf): New.
4558 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4560 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4562 * tree.c (build_decl_stat): Move code from here...
4563 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4564 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4565 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4566 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4567 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4570 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4571 Devang Patel <dpatel@apple.com>
4573 PR tree-optimization/25413
4574 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4575 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4576 * tree.h (contains_packed_reference): New.
4577 * expr.c (contains_packed_reference): New.
4578 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4579 (vect_enhance_data_refs_alignment): Call
4580 vector_alignment_reachable_p.
4581 * target.h (vector_alignment_reachable): New builtin.
4582 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4583 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4584 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4586 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4588 * target.h (builtin_vectorization_cost): Add new target builtin.
4589 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4590 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4591 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4592 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4593 uninitialized variables.
4594 * tree-vect-transform.c (cost_for_stmt): New function.
4595 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4596 using cost 1 for all scalar stmts. Be less conservative when
4597 estimating the number of prologue/epulogue iterations. Call
4598 targetm.vectorize.builtin_vectorization_cost. Return
4599 min_profitable_iters-1.
4600 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4601 initialization cost instead of TARG_VEC_STMT_COST. Use
4602 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4603 epilogue code. Fix epilogue cost computation.
4604 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4605 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4606 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4607 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4608 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4609 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4611 2007-07-12 Richard Guenther <rguenther@suse.de>
4613 * gimplify.c (gimplify_conversion): Make sure that the result
4614 from maybe_fold_offset_to_reference is trivially convertible
4615 to the desired type before doing the simplification.
4616 (gimplify_expr): Likewise.
4617 * fold-const.c (fold_binary): Use the correct types for
4618 building the simplified expression.
4620 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4622 PR rtl-optimization/32729
4623 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4624 that fallthru to exit.
4626 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4628 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4629 (symDTPOFF2reg): Likewise.
4631 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4633 PR tree-optimization/32663
4635 * tree.h (VALUE_HANDLE_VUSES): Remove.
4636 (struct tree_value_handle): Remove vuses.
4638 * tree-vn.c (create_value_handle_for_expr): Don't set
4641 * tree-ssa-pre.c (expression_vuses): New.
4642 (alloc_expression_id): Set up expression_vuses.
4643 (get_expression_vuses): New.
4644 (set_expression_vuses): Ditto.
4645 (clear_expression_ids): Modify for expression_vuses.
4646 (phi_translate_1): Ditto.
4647 (phi_translate_set): Ditto.
4648 (value_dies_in_block_x): Ditto
4649 (valid_in_sets): Ditto.
4650 (add_to_sets): Ditto.
4651 (find_existing_value_expr): Ditto.
4652 (create_value_handle_for_expr): Ditto.
4653 (make_values_for_stmt): Ditto.
4654 (vuse_equiv): Remove.
4656 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4658 * Makefile.in (mostlyclean): Remove object files.
4660 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4662 * toplev.c (no_new_pseudos): Deleted.
4663 * rtl.h (no_new_pseudos): Deleted.
4664 * tree-pass.h (pass_no_new_pseudos): Deleted.
4665 * passes.c (pass_no_new_pseudos): Deleted.
4666 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4667 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4668 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4670 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4671 * rtlhooks.c (gen_lowpart_general): Ditto.
4672 * optabs.c (prepare_operand): Ditto.
4673 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4675 * modulo-sched.c (rest_of_handle_sms): Ditto.
4676 * see.c (rest_of_handle_see): Ditto.
4677 * ifcvt.c (if_convert): Ditto.
4678 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4680 * init-regs.c (gate_initialize_regs): Deleted set of
4682 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4683 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4684 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4686 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4689 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4690 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4691 (*vec_extractv2di_1_rex64): New insn pattern.
4693 2007-07-11 David Daney <ddaney@avtrex.com>
4695 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4696 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4697 for SIGNAL_UNWIND_RETURN_COLUMN.
4698 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4699 (DWARF_FRAME_REGNUM): Rewrite.
4700 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4702 2007-07-11 Nick Clifton <nickc@redhat.com>
4704 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4705 delta and use gen_int_mode in place of GET_INT instead.
4707 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4709 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4712 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4714 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4715 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4717 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4718 (USE_CANONICAL_TYPES): New.
4719 * doc/invoke.texi (verify-canonical-types): Remove.
4720 (use-canonical-types): Add.
4722 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4724 * config/spu/spu.c (spu_optimization_options): Remove setting of
4725 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4726 (spu_override_options): Move it here.
4728 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4730 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4731 * config/mips/mips.c (mips_cpu_info_table): Mention
4732 MIPS_ISA_LEVEL_SPEC in the comment.
4734 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4736 PR tree-optimization/32713
4737 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4739 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4742 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4743 conditional to flag_isoc99.
4744 (c_common_init_options): Do it here, unconditionally.
4746 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4748 PR tree-optimization/32589
4749 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4750 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4751 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4752 predicate, extracted from...
4753 (set_rhs): ...here. Call it for the expression on entry.
4754 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4755 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4756 (simplify_binary_expression): Use valid_gimple_expression_p
4757 to validate the simplification.
4758 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4760 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4762 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4763 DWARF2_DEBUG on 32 bit target too.
4764 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4766 2007-07-11 Nick Clifton <nickc@redhat.com>
4768 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4769 version for 64-bit hosts.
4771 2007-07-10 David Daney <ddaney@avtrex.com>
4773 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4775 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4777 * config/mips/mips.c (mips_expand_synci_loop): New function.
4778 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4779 (UNSPEC_RDHWR): Same.
4780 (UNSPEC_SYNCI): Same.
4781 (UNSPEC_SYNC): Same.
4782 (clear_cache): New expand.
4786 (clear_hazard): Same.
4787 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4789 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4790 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4792 2007-07-10 Ian Lance Taylor <iant@google.com>
4794 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4797 2007-07-10 David Daney <ddaney@avtrex.com>
4799 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4800 * builtins.c (expand_builtin___clear_cache): New function.
4801 (expand_builtin): Call expand_builtin___clear_cache for
4802 BUILT_IN_CLEAR_CACHE case.
4803 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4804 * doc/md.texi (clear_cache): Document new instruction pattern.
4805 * testsuite/gcc.dg/builtins-64.c: New test.
4807 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4809 * config/cris/cris.md ("movsi"): Fix typo in last change.
4811 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4814 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4816 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4817 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4818 for FUNCTION_DECLs. Don't use align_functions_log if
4820 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4821 even for FUNCTION_DECLs.
4822 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4824 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4825 (DECL_FUNCTION_CODE): Update for new location and name of
4827 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4828 (struct tree_decl_common): Move 'align' and 'off_align' out
4829 of union, ensure they're still on a 32-bit boundary. Remove
4830 other fields in union 'u1'.
4831 (struct tree_function_decl): Add field 'function_code' replacing
4832 'u1.f' in tree_decl_common.
4833 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4834 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4835 (Variable Attributes): Cross-reference 'aligned' attribute
4836 to Function Attributes.
4837 * flags.h (force_align_functions_log): Delete.
4838 * toplev.c (force_align_functions_log): Delete.
4840 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4843 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4844 (*vec_concatv2di_rex): New insn pattern.
4846 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4849 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4851 2007-07-10 Ian Lance Taylor <iant@google.com>
4853 Replace no_new_pseudos in backends.
4854 * rtl.h (can_create_pseudo_p): Define.
4855 * config/darwin.c (machopic_indirect_data_reference): Use
4856 can_create_pseudo_p () instead of no_new_pseudos.
4857 (machopic_indirect_data_reference): Likewise.
4858 (machopic_legitimize_pic_address): Likewise.
4859 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4860 (alpha_emit_set_const_1): Likewise.
4861 (alpha_emit_set_const): Likewise.
4862 (alpha_emit_conditional_move): Likewise.
4863 (alpha_split_conditional_move): Likewise.
4864 * config/alpha/alpha.md (various splitters): Likewise.
4866 * config/arm/arm.c (legitimize_pic_address): Likewise.
4867 (arm_load_pic_register): Likewise.
4868 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4869 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4870 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4871 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4872 * config/cris/cris.md (movsi): Likewise.
4873 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4874 (symGOTOFF2reg_hilo): Likewise.
4875 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4876 * config/h8300/h8300.md (insv, extzv): Likewise.
4877 * config/i386/i386.c (ix86_expand_move): Likewise.
4878 (ix86_expand_vector_move): Likewise.
4879 (ix86_prepare_fp_compare_args): Likewise.
4880 (ix86_expand_carry_flag_compare): Likewise.
4881 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4882 (tls_dynamic_gnu2_combine_32): Likewise.
4883 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4884 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4885 (ia64_expand_movxf_movrf): Likewise.
4886 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4887 (m32c_split_move): Likewise.
4888 (m32c_expand_insv): Likewise.
4889 * config/m68k/m68k.md (movsi): Likewise.
4890 * config/mips/mips.c (mips_force_temporary): Likewise.
4891 (mips_split_symbol): Likewise.
4892 (mips_move_integer): Likewise.
4893 (mips_legitimize_const_move): Likewise.
4894 * config/mn10300/mn10300.md (movsi): Likewise.
4895 * config/pa/pa.c (emit_move_sequence): Likewise.
4896 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4897 (rs6000_got_register): Likewise.
4898 (create_TOC_reference): Likewise.
4899 (rs6000_machopic_legitimize_pic_address): Likewise.
4900 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4901 (various splitters): Likewise.
4902 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4903 (movsi_got): Likewise.
4904 * config/s390/s390.c (emit_symbolic_move): Likewise.
4905 * config/s390/s390.md (movhi, movqi): Likewise.
4906 (load_multiple, store_multiple): Likewise.
4907 * config/score/score.c (score_force_temporary): Likewise.
4908 * config/sh/sh.c (prepare_move_operands): Likewise.
4909 (prepare_cbranch_operands): Likewise.
4910 (emit_fpu_switch): Likewise.
4911 (fpscr_set_from_mem): Likewise.
4912 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4913 (adddi3, subsi3): Likewise.
4914 (various splitters): Likewise.
4915 (divsi_inv_fp_combine): Likewise.
4916 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4917 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4919 * config/sh/predicates.md (xor_operand): Likewise.
4920 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4921 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4922 (movdi_pic_label_ref): Likewise.
4923 * config/spu/spu.c (spu_split_immediate): Likewise.
4924 * config/alpha/alpha.md (various splitters): Remove test
4925 !no_new_pseudos || reload_completed.
4926 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4928 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4929 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4930 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4931 * config/score/score.c (th_output_mi_thunk): Likewise.
4932 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4933 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4935 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4937 PR rtl-optimization/32664
4938 * mode-switching.c (create_pre_exit): Skip barrier insns.
4940 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4942 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4943 force_gimple_operand_bsi.
4944 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4945 rewrite_use_compare): Ditto.
4946 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4948 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4949 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4950 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4951 * tree-profile.c (prepare_instrumented_value,
4952 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4953 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4954 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4955 tree_gen_ior_profiler): Ditto.
4956 * tree-ssa-reassoc.c (negate_value): Ditto.
4957 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4958 Use force_gimple_operand_bsi.
4959 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4960 * tree-if-conv.c (add_to_dst_predicate_list,
4961 find_phi_replacement_condition): Ditto.
4962 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4963 Call mark_symbols_for_renaming for new statements.
4964 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4966 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4968 * cfghooks.c (remove_edge): New function.
4969 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4971 * cfghooks.h (remove_edge): Declare.
4972 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4973 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4975 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4977 * optabs.h: Added declaration for signbit_optab.
4978 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4979 * genoptinit.c (optabs): Added entry for signbit insns.
4980 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4982 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4983 * config/s390/s390.md (signbit<mode>2): New expander.
4985 2007-07-09 Richard Guenther <rguenther@suse.de>
4988 * fold-const.c (fold_plusminus_mult_expr): Move constant
4989 arguments second to allow decomposing.
4991 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4994 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4996 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4997 Disregard DECL_FROM_INLINE.
4999 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5002 * doc/invoke.texi: Add ftree-reassoc flag.
5003 * common.opt (ftree-reassoc): New flag.
5004 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
5005 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5007 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5009 PR tree-optimization/32681
5010 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5011 saved in second_edge->aux when first_bb is a loop header.
5013 2007-07-09 Jan HUbicka <jh@suse.cz>
5015 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5017 2007-07-09 Richard Guenther <rguenther@suse.de>
5019 * c-decl.c (start_function): Do not promote return type.
5021 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5023 * function.c (do_warn_unused_parameter): Do not warn if
5024 TREE_NO_WARNING is set.
5026 2007-07-08 Andreas Schwab <schwab@suse.de>
5028 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5030 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5033 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5035 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5036 apply to assembly language, too.
5037 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5039 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5041 Revert (note the sccvn portions are *not* reverted)
5042 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5044 Fix PR tree-optimization/23488
5046 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5048 * tree-flow-inline.h (get_value_handle): Ditto.
5049 * tree-ssa-pre.c (decl_vh_map): New.
5050 (decl_node_pool): New.
5051 (can_value_number_operation): Support DECL_P.
5052 (can_PRE_operation): Ditto.
5053 (create_expression_by_pieces): Ditto.
5054 (find_existing_value_expr): Modify to differnetiate between
5055 addressing and top level.
5056 (create_value_handle_for_expr): Handle DECL's.
5057 (poolify_tree): Ditto.
5058 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5059 (make_values_for_stmt): Handle DECL's properly.
5060 (init_pre): Reorg to not init useless things during FRE.
5062 * tree-flow.h: Include pointer-set.h.
5063 (decl_vh_map): Declare.
5064 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5066 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5068 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5069 the constraint description.
5070 * doc/md.texi: Update documentation of AVR constraints.
5072 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5074 * auto-inc-dec.c, config/arm/arm.c,
5075 config/m32r/constraints.md, config/mips/mips.md,
5076 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5077 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5078 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5079 typos. Follow spelling conventions.
5080 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5082 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5083 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5085 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5086 realloc_vuse): Remove.
5087 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5090 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5092 Fix PR tree-optimization/23488
5094 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5095 (try_to_simplify): Ditto.
5097 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5099 * tree-flow-inline.h (get_value_handle): Ditto.
5100 * tree-ssa-pre.c (decl_vh_map): New.
5101 (decl_node_pool): New.
5102 (can_value_number_operation): Support DECL_P.
5103 (can_PRE_operation): Ditto.
5104 (create_expression_by_pieces): Ditto.
5105 (find_existing_value_expr): Modify to differnetiate between
5106 addressing and top level.
5107 (create_value_handle_for_expr): Handle DECL's.
5108 (poolify_tree): Ditto.
5109 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5110 (make_values_for_stmt): Handle DECL's properly.
5111 (init_pre): Reorg to not init useless things during FRE.
5113 * tree-flow.h: Include pointer-set.h.
5114 (decl_vh_map): Declare.
5115 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5117 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5119 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5120 apply to assembly language, too.
5121 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5123 2007-07-06 Ian Lance Taylor <iant@google.com>
5124 Zack Weinberg <zackw@panix.com>
5127 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5129 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5131 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5132 (prefetch): Likewise if "pref" would be used.
5134 2007-07-06 Josh Conner <jconner@apple.com>
5138 * calls.c (store_one_arg): Handle arguments which are partially
5139 on the stack when detecting argument overlap.
5141 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5143 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5144 chosen during find_reloads.
5146 2007-07-06 Richard Guenther <rguenther@suse.de>
5148 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5149 TYPE_ARG_TYPES for verification of argument types. Use
5150 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5151 parameters as variable arguments.
5153 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5155 * libgcc2.h (word_type): Type definition removed.
5156 (cmp_return_type, shift_count_type): Type definitions added.
5157 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5158 replaced with shift_count_type.
5159 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5161 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5162 changed from word_type to Wtype.
5163 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5164 replaced with shift_count_type.
5165 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5167 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5168 and libgcc_shift_count attribute added.
5169 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5170 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5171 (TARGET_INITIALIZER): New target hooks added.
5172 * targhooks.c (default_libgcc_cmp_return_mode,
5173 default_libgcc_shift_count_mode): Default implementations for the new
5175 * targhooks.h (default_libgcc_cmp_return_mode,
5176 default_libgcc_shift_count_mode): Function prototypes added.
5177 * target.h (struct gcc_target): Fields for the new target hooks added.
5178 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5180 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5183 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5184 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5186 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5187 s390_libgcc_shift_count_mode): Functions added.
5188 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5189 Target hooks defined.
5191 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5193 * config/mips/mips.c (compute_frame_size): Restore the original
5194 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5195 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5196 Document why the difference is needed.
5198 2007-07-06 Richard Guenther <rguenther@suse.de>
5200 * c-common.c (boolean_increment): Use correctly typed
5203 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5205 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5206 the topmost argument register is not also included in the save mask.
5207 (mips16e_collect_argument_save_p): Take a pointer to the argument
5208 register, rather than a pointer to the number of arguments.
5209 (mips16e_collect_argument_saves): Only include argument saves
5210 that aren't in the register mask.
5212 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5214 PR rtl-optimization/32450
5215 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5216 to ensure that instructions are not moved into the prologue when
5217 profiling is on. Remove unused prologue_end variable.
5218 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5219 as a scheduling barrier.
5221 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5224 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5225 Disregard DECL_FROM_INLINE.
5227 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5229 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5230 IORing with a constant.
5232 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5234 PR rtl-optimization/32475
5235 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5236 for every definition of the stack pointer.
5238 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5240 * arm.c (vfp3_const_double_index): Copy signed results of
5241 REAL_VALUE_TO_INT into unsigned vars.
5243 2007-07-05 Richard Guenther <rguenther@suse.de>
5246 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5248 * tree-ssa.c (useless_type_conversion_p): Check canonical
5251 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5253 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5254 zero_extendhisi2): Change to define_insn_and_split.
5255 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5257 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5259 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5260 pass_match_asm_constraints): New.
5261 * passes.c (init_optimization_passes): Add new pass.
5262 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5263 * function.h (struct function): Add has_asm_statement bit.
5264 (current_function_has_asm_statement): New.
5265 * tree-pass.h (pass_match_asm_constraints): New.
5267 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5269 * config/mips/mips.c (mips_file_start): Avoid declaration
5272 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5274 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5276 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5278 * rtl.def (NOTE): Change print format string to print
5279 operand 5 as a note insn name.
5281 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5282 David Ung <davidu@mips.com>
5284 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5285 * doc/invoke.texi: (MIPS Options): Document them.
5287 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5288 David Ung <davidu@mips.com>
5290 Add support for SmartMIPS ASE.
5292 * optabs.c (expand_binop_directly): New, broken out from...
5293 (expand_binop): Here. Make it try rotating in the other
5294 direction even when the second operand isn't constant.
5295 * config/mips/mips.md (*lwxs): New.
5296 * config/mips/mips.opt (msmartmips): New.
5297 * config/mips/mips.c (mips_lwxs_address_p): New.
5298 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5299 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5300 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5301 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5302 (ISA_HAS_LWXS): New.
5303 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5304 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5305 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5306 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5307 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5308 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5309 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5311 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5313 * tree-vectorizer.c (new_loop_vec_info): Initialize
5314 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5315 * tree-vectorizer.h (_loop_vec_info): Added new filed
5316 min_profitable_iters.
5317 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5318 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5319 * tree-vect-analyze.c (vect_analyze_operations): Set
5320 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5321 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5322 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5323 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5324 and prologue cost to after they are computed.
5325 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5327 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5328 of creating vectors from scalars according to dt.
5329 (vect_model_store_cost): Likewise.
5330 (vectorizable_call): Use dt array instead of scalar dt. Call
5331 vect_model_simple_cost with additional argument dt.
5332 (vectorizable_assignment): Likewise.
5333 (vectorizable_operation): Likewise.
5334 (vectorizable_type_demotion): Likewise.
5335 (vectorizable_type_promotion): Likewise.
5336 (vectorizable_store): Use dt array instead of scalar dt. Call
5337 vect_model_store_cost with additional argument dt.
5338 (vect_do_peeling_for_loop_bound): Don't call
5339 vect_estimate_min_profitable_iters. Instead, lookup
5340 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5341 "may not be profitable".
5343 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5346 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5347 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5348 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5349 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5351 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5353 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5354 addressing modes cheaper.
5356 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5358 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5359 (dw_ranges_struct): Rename block_num to num. Adjust.
5360 (dw_ranges_by_label_struct): New.
5361 (ranges_by_label, ranges_by_label_allocated,
5362 ranges_by_label_in_use): New variables.
5363 (add_ranges_num): Factored most of the code out of...
5364 (add_ranges): ... this one. Rewrite in terms of the former.
5365 (add_ranges_by_labels): New.
5366 (output_ranges): Output by-label ranges.
5367 (dwarf2out_finish): Output range for multiple-section
5368 compile_unit. Output standard DW_AT_low_pc in addition to
5369 unexpected DW_AT_entry_pc.
5371 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5373 PR tree-optimization/32604
5374 PR tree-optimization/32606
5376 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5377 (compute_antic_safe): Removed.
5378 (ANTIC_SAFE_LOADS): Ditto.
5379 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5380 (execute_pre): Don't call compute_antic_safe.
5381 (vuse_equiv): New function.
5382 (make_values_for_stmt): Use it
5383 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5386 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5389 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5391 (avr_attribute_table): Make "naked" attribute apply to function types
5392 rather than to decls.
5393 (avr_handle_fntype_attribute): New function.
5395 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5397 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5400 2007-07-04 David Ung <davidu@mips.com>
5401 Joseph Myers <joseph@codesourcery.com>
5403 * config/mips/mips.md (type): Add logical, signext and move.
5404 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5405 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5406 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5407 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5408 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5409 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5410 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5411 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5412 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5413 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5414 movv2sf_hardfloat_64bit): Use the new types.
5415 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5416 *movdf_softfloat, *movdf_mips16): Use "multi".
5417 (extendqihi2): Replace with a define_expand.
5418 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5419 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5420 * config/mips/74k.md (r74k_int_logical): New reservation and
5422 (r74k_int_arith): Remove "slt".
5423 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5424 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5425 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5426 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5427 reservations for "arith".
5429 2007-07-04 Richard Guenther <rguenther@suse.de>
5431 * tree-ssa.c (useless_type_conversion_p): Add handling for
5432 scalar float and vector types. Only call the types_compatible_p
5433 langhook for aggregate types as last resort. Follow the
5436 2007-07-04 Richard Guenther <rguenther@suse.de>
5438 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5439 the same as NOP_EXPR.
5441 2007-07-04 Nick Clifton <nickc@redhat.com>
5443 * target.h (struct gcc_target): Add target_help field.
5444 * target-def.h (TARGET_HELP): New.
5445 (TARGET_INITIALIZER): Use TARGET_HELP.
5446 * opts.c (command_handle_option): Invoke target_help function, if
5447 defined, when the user has specified --target-help on the command
5449 * doc/invoke.texi: Mention that --target-help might print
5450 additional information.
5451 * doc/tm.texi: Document TARGET_HELP hook.
5453 * arm.c (TARGET_HELP): Override default definition.
5454 (arm_target_help): New - display a wrapped list of cores and
5455 architectures supported.
5457 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5459 * config/v850/v850.c (expand_prologue): Make sure
5460 GEN_INT() argument is sign extended rather than zero extended.
5461 (expand_epilogue): Likewise.
5462 (output_move_double): Delete.
5463 * config/v850/v850-protos.h (output_move_double): Delete.
5464 * config/v850/v850.md (movdi): Delete.
5465 (*movdi_internal): Delete.
5467 (*movdf_internal): Delete.
5469 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5471 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5472 unless compiling RTP PIC.
5474 2007-07-04 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/32482
5477 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5478 original ssa name if we didn't find a shift expression.
5479 Fix shift constant for bit zero test.
5481 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5483 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5485 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5487 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5488 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5489 * config/arm/vxworks.h (ASM_SPEC): Delete.
5490 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5492 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5494 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5495 (DDR_REVERSED_P): New.
5496 * tree-data-ref.c (initialize_data_dependence_relation,
5497 build_classic_dist_vector): Set DDR_REVERSED_P.
5499 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5502 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5503 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5504 init_omega_for_ddr_1): Use non conservative number of iterations
5506 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5507 (analyze_siv_subscript): Remove FIXME and reinitialization of
5508 last_conflicts to chrec_dont_know.
5509 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5511 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5513 * tree.c (maybe_canonicalize_argtypes): Improve description.
5515 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5517 * tree.c (maybe_canonicalize_argtypes): New.
5518 (build_function_type): Set canonical type.
5519 (build_method_type_directly): Ditto.
5520 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5523 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5525 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5527 (rewrite_use_nonlinear_expr): Likewise.
5529 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5531 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5533 2007-07-04 Ben Elliston <bje@au.ibm.com>
5535 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5538 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5540 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5541 (Exception Handling): Likewise.
5543 2007-07-03 Jan Hubicka <jh@suse.cz>
5545 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5547 2007-07-03 Eric Christopher <echristo@apple.com>
5549 * doc/cppopts.texi: Add conflicting option note to -dM.
5550 * doc/invoke.texi: Add note about possible conflicts with
5551 -E for -dCHARS and note that -dM will not produce
5552 any results if there is no machine dependent reorg.
5554 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5556 * tree.h (DECL_ALIGN): Back out previous change.
5558 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5560 * configure.ac: Test for .dtprelword support on MIPS.
5561 * configure, config.in: Regenerate.
5562 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5563 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5565 2007-07-03 Julian Brown <julian@codesourcery.com>
5567 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5568 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5569 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5570 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5572 (all_fpus): Add FPUTYPE_VFP3.
5573 (fp_model_for_fpu): Add VFPv3 field.
5574 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5575 (vfp3_const_double_index): New function. Return integer index of
5576 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5578 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5579 and argument represents a valid RTX for a VFPv3 constant.
5580 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5582 (vfp_emit_fstmd): Similar, for fstmd.
5583 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5584 constants, represented as integer indices.
5585 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5586 VFP_REGNO_OK_FOR_DOUBLE macros.
5587 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5588 (arm_file_start): Set float-abi attribute for VFPv3, and output
5589 correct ".fpu" assembler directive.
5590 (arm_dbx_register_numbering): Add FIXME.
5591 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5592 (fputype): Add FPUTYPE_VFP3.
5593 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5594 (CALL_USED_REGISTERS): Likewise.
5595 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5596 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5597 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5598 (D7_VFP_REGNUM): New.
5599 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5600 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5601 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5602 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5603 (REG_ALLOC_ORDER): Adjust for VFPv3.
5604 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5605 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5606 VFP_LO_REGS, VFP_HI_REGS.
5607 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5608 (IS_VFP_CLASS): Define macro.
5609 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5611 (REGISTER_MOVE_COST): Likewise.
5612 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5613 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5614 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5615 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5616 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5617 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5618 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5619 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5620 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5621 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5622 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5623 where appropriate for single-word registers.
5624 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5625 As above. Fix type attributes.
5626 * config/arm/constraints.md (register_contraint "t"): Define.
5627 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5629 (register_constraint "x"): Define.
5630 (constraint "Dv"): Define.
5632 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5634 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5636 2007-07-03 Tom Tromey <tromey@redhat.com>
5638 * c-parser.c (objc_pq_context): Removed.
5639 (objc_need_raw_identifier): Likewise.
5640 (c_parser) <objc_pq_context>: New field.
5641 <objc_need_raw_identifier>: Likewise.
5642 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5643 (c_lex_one_token): Update.
5644 (c_parser_objc_protocol_definition): Update.
5645 (c_parser_objc_method_definition): Update.
5646 (c_parser_objc_methodproto): Update.
5647 (c_parser_declspecs): Update.
5649 2007-07-03 David Ung <davidu@mips.com>
5651 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5653 2007-07-03 David Ung <davidu@mips.com>
5654 Richard Sandiford <richard@codesourcery.com>
5656 * doc/invoke.texi: Document -march=74kf3_2.
5657 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5658 (TUNE_74K): Check for it.
5659 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5660 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5661 * config/mips/mips.md (cpu): Add 74kf3_2.
5662 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5663 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5664 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5665 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5666 74kf3_2 to the CPU list.
5667 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5668 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5669 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5670 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5671 (r74kf3_2_fxfer_from_c1): New insn reservations.
5673 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5674 David Ung <davidu@mips.com>
5676 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5677 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5678 and 74k[fx]. Document aliases for the new options.
5679 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5680 (PROCESSOR_24KF2_1): ...this.
5681 (PROCESSOR_24KX): Rename to...
5682 (PROCESSOR_24KF1_1): ...this.
5683 (PROCESSOR_74KF): Rename to...
5684 (PROCESSOR_74KF2_1): ...this.
5685 (PROCESSOR_74KX): Rename to...
5686 (PROCESSOR_74KF1_1): ...this.
5687 (TUNE_74K): Update PROCESSOR_* names.
5688 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5689 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5690 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5691 (mips_rtx_cost_data): Update processor names in comments.
5692 (mips_issue_rate): Update PROCESSOR_* names.
5693 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5694 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5695 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5696 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5697 Update cpu attribute names.
5698 (r24k_fpu_iss): Rename this reservation to...
5699 (r24kf2_1_fpu_iss): ...this and update all uses.
5700 (r24kx_fpu_iss): Rename this reservation to...
5701 (r24kf1_1_fpu_iss): ...this and update all uses.
5702 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5703 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5704 Update cpu attribute names.
5706 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5708 * config/m32r/constraints.md: New file.
5709 * config/m32r/m32r.c: Include tm-constrs.h.
5710 (small_data_operand): Use satisfies_constraint_* instead of macro.
5711 (addr24_operand, gen_compare): Likewise.
5712 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5713 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5714 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5715 EXTRA_CONSTRAINT): Likewise.
5716 * config/m32r/m32r.md: Include constraints.md.
5717 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5718 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5719 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5720 (two_insn_const_operand, int8_operand, uint16_operand,
5721 reg_or_int16_operand, reg_or_uint16_operand,
5722 reg_or_cmp_int16_operand, cmp_int16_operand,
5723 seth_add3_operand): Likewise.
5725 2007-07-03 Eric Christopher <echristo@gmail.com>
5727 * libgcc2.h: Conditionally declare __bswapsi2 and
5730 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5732 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5735 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5738 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5739 (__gthrw_pragma): Provide default definition.
5741 * gthr-posix.c (__gthrw_pragma): Define.
5743 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5745 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5746 before declaring inequality.
5748 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5750 * combine.c (recog_for_combine): Log the success or failure of
5751 matching new insn patterns against the machine description in
5754 2007-07-03 Revital Eres <eres@il.ibm.com>
5756 * ddg.c (print_sccs): New function.
5757 (check_sccs): New function.
5758 (create_ddg_all_sccs): Use it.
5759 * ddg.h (print_sccs): Declare.
5760 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5762 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5764 * targhooks.h (default_mode_for_suffix): New function declaration.
5765 * targhooks.c (default_mode_for_suffix): New default target hook.
5766 * target.h (struct c): New structure in the targetm struct.
5767 (mode_for_suffix): New target hook as part of struct c.
5768 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5769 default_mode_for_suffix.
5770 (TARGET_C): New define.
5771 * c-lex.c: Include "target.h".
5772 (interpret_float): Use targetm.c.mode_for_suffix to determine
5773 the mode for a given non-standard suffix.
5774 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5776 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5777 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5779 * doc/extend.texi (Floating Types): New node. Document __float80 and
5780 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5782 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5785 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5786 predicate instead of target_operand.
5787 (divsi3_i1_media, divsi3_media_2): Likewise.
5789 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5791 * tree.h (alias_sets_might_conflict_p): Rename into
5792 alias_sets_must_conflict_p.
5793 * alias.c (alias_sets_might_conflict_p): Likewise.
5794 (alias_sets_conflict_p): Use it.
5795 (objects_must_conflict_p): Likewise.
5796 * c-common.c (strict_aliasing_warning): Adjust.
5798 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5800 * rtlhooks.c (gen_lowpart_if_possible): Check for
5801 invalid subreg before calling gen_lowpart_SUBREG.
5803 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5805 * config/darwin9.h: Add copyright notice.
5806 (LINK_COMMAND_SPEC): Add comment.
5807 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5808 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5809 DARWIN_LIBSYSTEM_HAS_UNWIND.
5811 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5814 * omp-low.c (check_combined_parallel): New function.
5815 (lower_omp_parallel): Call it via walk_stmts, set
5816 OMP_PARALLEL_COMBINED if appropriate.
5817 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5818 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5819 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5820 don't consider it as combined parallel.
5822 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5824 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5825 (gcc_tooldir): Likewise.
5826 * configure: Regenerate.
5827 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5828 old configure.ac gcc_tooldir setting.
5829 (prefix_to_exec_prefix): New variable.
5830 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5831 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5833 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5835 Fix PR tree-optimization/32583
5836 Fix PR tree-optimization/32584
5837 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5838 (phi_translate_set): Use phi_translate directly now.
5839 (make_values_for_stmt): Don't value number RHS if we already know
5842 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5843 Jim Wilson <wilson@specifix.com>
5846 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5849 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5850 Richard Sandiford <richard@codesourcery.com>
5851 Nigel Stephens <nigel@mips.com>
5853 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5854 (mips16e_output_save_restore): Declare.
5855 (mips16e_save_restore_pattern_p): Likewise.
5856 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5857 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5858 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5859 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5860 (BITSET_P): New global macro, extracted from...
5861 (mips_for_each_saved_reg): ...here.
5862 (mips16e_save_restore_info): New struct.
5863 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5864 (mips16e_save_restore_regs): New variable.
5865 (mips_split_plus, mips16e_find_first_register): New functions.
5866 (mips16e_mask_registers): New function.
5867 (compute_frame_size): Expand the commentary before the function.
5868 Enforce the MIPS16e save and restore register range restrictions.
5869 Pad the general register save area at the low end.
5870 (mips16e_save_restore_reg, mips16e_build_save_restore)
5871 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5872 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5873 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5875 (mips_expand_prologue, mips_expand_epilogue): Handle
5876 GENERATE_MIPS16E_SAVE_RESTORE.
5877 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5879 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5881 PR tree-optimization/31966
5882 PR tree-optimization/32533
5883 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5884 "basic_block" description as its third argument. Update function
5885 calls to get destination bb from "edge" argument. Save "cond" into
5886 aux field of the edge. Update prototype for changed arguments.
5887 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5889 (find_phi_replacement_condition): Operate on incoming edges, not
5890 on predecessor blocks. If there is a condition saved in the
5891 incoming edge aux field, AND it with incoming bb predicate.
5892 Return source bb of the first edge.
5893 (clean_predicate_lists): Clean aux field of outgoing node edges.
5894 (tree_if_conversion): Do not initialize cond variable. Move
5895 variable declaration into the loop.
5896 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5897 initializations of new_stmt, arg0 and arg1 variables.
5899 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5901 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5902 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5904 2007-07-02 Richard Guenther <rguenther@suse.de>
5906 * tree-ssa.c (useless_type_conversion_p): Document
5907 future intent as defining the middle-end type system.
5908 Re-structure to call langhook last, group by type class,
5909 mark questionable parts.
5911 2007-07-02 Richard Guenther <rguenther@suse.de>
5913 * tree-flow.h (types_compatible_p): Declare.
5914 * tree-ssa.c (types_compatible_p): New function.
5915 * ipa-type-escape.c (discover_unique_type): Use
5916 types_compatible_p instead of lang_hooks.types_compatible_p.
5917 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5918 * tree-vn.c (expressions_equal_p): Likewise.
5919 * tree.c (fields_compatible_p): Likewise.
5920 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5921 (cprop_operand): Use useless_type_conversion_p instead of
5922 lang_hooks.types_compatible_p.
5923 * tree-inline.c (setup_one_parameter): Likewise.
5924 (declare_return_variable): Likewise.
5925 * tree-nrv.c (tree_nrv): Likewise.
5926 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5927 (maybe_fold_offset_to_component_ref): Likewise.
5928 (maybe_fold_offset_to_reference): Likewise.
5929 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5930 (merge_alias_info): Likewise.
5931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5932 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5933 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5934 * tree-tailcall.c (find_tail_calls): Likewise.
5935 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5936 * gimplify.c (canonicalize_addr_expr): Likewise.
5937 (fold_indirect_ref_rhs): Likewise.
5938 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5939 (cpt_same_type): Likewise.
5940 (check_pointer_types_r): Swap parameters to cpt_same_type
5942 * fold-const.c (fold_convert): Revert fix for PR15988.
5943 * tree-inline.c (setup_one_parameter): Instead fix it here by
5944 using fold_build1 instead of fold_convert and checking for
5945 error_mark_node. Convert only if the conversion is necessary.
5947 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5949 * configure.ac: Check for .gnu_attribute on Power.
5950 * configure: Regenerate.
5951 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5952 attribute for floating-point ABI.
5954 2007-07-02 Ira Rosen <irar@il.ibm.com>
5956 PR tree-optimization/32230
5957 PR tree-optimization/32477
5958 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5959 address is a constant.
5961 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5963 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5964 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5965 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5966 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5967 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5968 64-bit targets. Add support for *-elfoabi*.
5969 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5970 different settings if $(tm_defines) does not select the EABI.
5971 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5972 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5973 (MIPS_ARCH_OPTION_SPEC): Likewise.
5974 (MIPS_ISA_LEVEL_SPEC): Likewise.
5975 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5976 * config/mips/elfoabi.h: New file.
5978 2007-07-02 Richard Guenther <rguenther@suse.de>
5980 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5981 (useless_type_conversion_p): ... this.
5982 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5983 (useless_type_conversion_p): ... this.
5984 * builtins.c (fold_builtin_memory_op): Rename
5985 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5986 * tree-cfg.c (verify_expr): Likewise.
5987 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5988 * tree-ssa-ccp.c (ccp_fold): Likewise.
5989 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5990 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5991 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5992 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5993 * tree-ssa-pre.c (eliminate): Likewise.
5994 * tree-ssa.c (delete_tree_ssa): Likewise.
5995 (tree_ssa_useless_type_conversion): Likewise.
5996 * tree.c (build2_stat): Likewise.
5998 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6000 Fix PR tree-optimization/32571
6001 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
6004 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
6006 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6007 and other expected operations explicitly, change default to
6010 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6012 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6014 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6015 (tls_load_dot_plus_eight): Move the label number into the unspec.
6016 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6018 2007-07-01 Andreas Schwab <schwab@suse.de>
6020 * dwarf2out.c (initial_return_save): Define only if used.
6022 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6024 Unreverting Richard's Revert of:
6026 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6028 * dce.c (deletable_insn_p_1): New function, split out from...
6029 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6030 specially, not those inside PARALLELs. Remove BODY argument
6031 and adjust recursive call accordingly.
6032 (prescan_insns_for_dce): Update call to delete_insn_p.
6034 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6035 Revital Eres <eres@il.ibm.com>
6037 * ddg.c (create_ddg_all_sccs): Fix missed
6038 initialization of scc_nodes.
6040 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6043 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6044 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6046 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6048 * configure.ac: Check for .gnu_attribute on MIPS.
6049 * configure, config.in: Regenerate.
6050 * config/mips/mips.c (mips_file_start): If supported, output
6051 attribute for floating-point ABI.
6053 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6056 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6057 (ffs_cmove): New expander to expand using ctz pattern.
6058 (*ffs_cmove): Remove pattern.
6059 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6060 (ffsdi2): Expand using ctz pattern.
6061 (*ffs_rex64): Remove pattern.
6063 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6065 PR rtl-optimization/32296
6066 * pa.md (return): Delete pattern.
6067 (return_internal): Remove "(const_int 1)" from pattern.
6068 (epilogue): Use return_internal pattern for trivial returns.
6069 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6070 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6072 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6074 * tree-ssa-pre.c (is_exception_related): New function
6075 (can_value_number_operation): Use it.
6077 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6079 Fix PR tree-optimization/32540
6080 Fix PR tree-optimization/31651
6082 * tree-ssa-sccvn.c: New file.
6084 * tree-ssa-sccvn.h: Ditto.
6086 * tree-vn.c: Include tree-ssa-sccvn.h
6087 (val_expr_paid_d): Removed.
6088 (value_table): Ditto.
6089 (vn_compute): Ditto.
6090 (val_expr_pair_hash): Ditto.
6091 (val_expr_pair_expr_eq): Ditto.
6092 (copy_vuses_from_stmt): Ditto.
6095 (shared_vuses_from_stmt): Ditto.
6096 (print_creation_to_file): Moved up.
6097 (sort_vuses): Ditto.
6098 (sort_vuses_heap): Ditto.
6099 (set_value_handle): Make non-static.
6100 (make_value_handle): Ditto.
6101 (vn_add): Rewritten to use sccvn lookups.
6102 (vn_add_with_vuses): Ditto.
6103 (vn_lookup): Ditto (and second argument removed).
6104 (vn_lookup_with_vuses): Ditto.
6105 (vn_lookup_or_add): Ditto (and second argument removed);
6106 (vn_lookup_or_add_with_vuses): Ditto.
6107 (vn_lookup_with_stmt): New.
6108 (vn_lookup_or_add_with_stmt): Ditto.
6109 (create_value_handle_for_expr): Ditto.
6111 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6112 (seen_during_translate): New function.
6113 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6114 (phi_trans_add): Ditto.
6115 (constant_expr_p): FIELD_DECL is always constant.
6116 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6117 Use constant_expr_p.
6118 Avoid infinite recursion on mutually valued expressions.
6119 Change callers of vn_lookup_or_add.
6120 (phi_translate): New function.
6121 (compute_antic_safe): Allow phi nodes.
6122 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6123 (find_or_generate_expression): Rewrite slightly.
6124 (create_expression_by_pieces): Updated for vn_lookup_or_add
6126 Update VN_INFO for new names.
6127 (insert_into_preds_of_block): Update for new names.
6128 (add_to_exp_gen): New function.
6129 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6130 (find_existing_value_expr): Rewrite to changed vn_lookup.
6131 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6132 (try_look_through_load): Removed.
6133 (try_combine_conversion): Ditto.
6134 (get_sccvn_value): New function.
6135 (make_values_for_phi): Ditto.
6136 (make_values_for_stmt): Ditto.
6137 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6139 (init_pre): Update for SCCVN changes.
6141 (execute_pre): Ditto.
6143 * tree-flow.h (make_value_handle): Declare.
6144 (set_value_handle): Ditto.
6145 (sort_vuses_heap): Ditto.
6146 (vn_lookup_or_add_with_stmt): Ditto.
6147 (vn_lookup_with_stmt): Ditto.
6148 (vn_compute): Remove.
6151 (vn_lookup): Update arguments.
6153 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6155 (tree-ssa-sccvn.o): New.
6156 (OBJS-common): Add tree-ssa-sccvn.o
6158 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6161 * c-typeck.c (build_external_ref): Don't mark as used if called
6163 * calls.c (rtx_for_function_call): Likewise.
6165 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6169 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6171 * dce.c (deletable_insn_p_1): New function, split out from...
6172 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6173 specially, not those inside PARALLELs. Remove BODY argument
6174 and adjust recursive call accordingly.
6175 (prescan_insns_for_dce): Update call to delete_insn_p.
6177 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6179 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6180 (try_combine): Move potential calls to undo_all() so they happen
6181 before we commit to using the combined insns.
6183 2006-06-30 Jan Hubicka <jh@suse.cz>
6185 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6188 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6190 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6191 (cgraph_remove_unreachable_nodes): Likewise.
6192 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6193 * ipa-inline.c (update_caller_keys): Cast according to the coding
6195 (cgraph_decide_recursive_inlining): Likewise.
6196 (cgraph_decide_inlining_of_small_function): Likewise.
6197 (try_inline): Likewise.
6198 (cgraph_decide_inlining_incrementally): Likewise.
6199 * ipa-pure-const.c (get_function_state): Likewise.
6200 (scan_function): Likewise.
6201 (analyze_function): Likewise.
6202 (static_execute): Likewise.
6203 * ipa-reference.c (scan_for_static_refs): Likewise.
6204 (merge_callee_local_info): Likewise.
6205 (analyze_function): Use type safe memory macros.
6206 (static_execute): Likewise. Cast according to the coding conventions.
6207 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6209 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6211 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6212 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6215 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6218 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6219 for complex modes (both int and real).
6221 2007-06-29 Jan Hubicka <jh@suse.cz>
6223 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6225 2007-06-29 Jan Hubicka <jh@suse.cz>
6228 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6231 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6234 * config/avr/avr.c: Include dataflow header file.
6235 (expand_prologue): Adjust for prologue insn change.
6236 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6239 2007-06-29 Richard Guenther <rguenther@suse.de>
6242 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6243 during type verification.
6245 2007-06-29 Jan Hubicka <jh@suse.cz>
6247 * recog.c (validate_change_rtx_1): Unshare TO argument.
6249 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6251 PR tree-optimization/24659
6252 * tree-vect-transform.c (vectorizable_call): Handle
6253 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6255 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6256 * config/i386/i386.c (enum ix86_builtins)
6257 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6258 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6260 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6261 const using def_builtin_const.
6262 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6263 input operands in the same modes as the result.
6264 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6266 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6268 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6269 (df_set_dead_notes_for_mw): Likewise.
6271 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6273 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6275 2007-06-28 DJ Delorie <dj@redhat.com>
6277 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6279 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6281 * doc/invoke.texi (C++ Dialect Options): Document
6282 fvisibility-ms-compat.
6283 * c.opt (fvisibility-ms-compat): New.
6285 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6288 * tree-affine.c (aff_combination_add_elt): Handle
6289 pointer addition specially.
6291 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6293 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6294 decl is non-external for AIX ABI.
6296 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6298 * config/rs6000/predicates.md (current_file_function_operand):
6299 Ensure the symbol is non-external for AIX ABI.
6301 2007-06-28 Nick Clifton <nickc@redhat.com>
6303 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6304 (fdce, fdse, fpredictive-commoning): Likewise.
6306 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6309 * gcc.c (process_command): Recognize the new -static-libgfortran
6312 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6315 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6316 Use a call clobbered hard reg instead of a pseudo reg.
6318 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6320 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6322 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6325 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6326 REG_LIBCALL and REG_RETVAL notes.
6327 (divsi3, mulsi3): Likewise.
6328 (mulhisi3): Likewise. Use emit_libcall_block.
6329 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6331 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6333 PR rtl-optimization/32481
6334 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6336 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6338 * dce.c (deletable_insn_p_1): New function, split out from...
6339 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6340 specially, not those inside PARALLELs. Remove BODY argument
6341 and adjust recursive call accordingly.
6342 (prescan_insns_for_dce): Update call to delete_insn_p.
6344 2007-06-27 Richard Guenther <rguenther@suse.de>
6347 * tree.h (fold_convertible_p): Declare.
6348 * fold-const.c (fold_convertible_p): New function.
6349 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6350 instead of lang_hooks.types_compatible_p.
6352 2007-06-26 Jan Hubicka <jh@suse.cz>
6354 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6355 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6356 early use validate_unshare_change.
6357 (reload_combine): Likewise.
6358 * recog.c (change_t): New field unshare.
6359 (validate_change_1): Rename from validate_change; add argument unshare.
6360 (validate_change): Turn into wrapper of validate_change_1; update
6361 prototype for bools.
6362 (validate_unshare_change): New.
6363 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6364 calls of df_insn_rescan.
6365 * recog.h (validate_change): Replace ints by bools.
6366 (validate_unshare_change): Declare.
6368 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6370 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6372 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6374 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6376 2007-06-25 Jan Hubicka <jh@suse.cz>
6378 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6380 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6381 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6382 places other call site specific checks are performed.
6384 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6387 * tree-vect-transform.c (vectorizable_operation): Convert
6388 POINTER_PLUS_EXPR over to PLUS_EXPR.
6390 2007-06-25 Chao-ying Fu <fu@mips.com>
6392 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6393 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6394 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6395 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6397 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6398 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6399 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6400 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6401 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6402 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6403 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6404 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6405 ALL_FIXED_POINT_MODE_P): New define.
6406 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6408 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6410 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6411 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6412 MODE_VECTOR_UACCUM): New mode classes.
6414 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6415 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6416 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6419 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6420 (blank_mode): Initialize ibit and fbit.
6421 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6422 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6424 (new_adjust): Change required_class to required_class_from and
6425 required_class_to for testing within a range.
6426 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6427 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6429 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6430 (make_fixed_point_mode): New.
6431 (_ADD_ADJUST): Change C to C1 and C2.
6432 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6433 use a range for machine classes.
6434 (ADJUST_IBIT, ADJUST_FBIT): New.
6435 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6437 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6438 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6439 Emit adjustment for ibit and fbit.
6440 (emit_mode_ibit, emit_mode_fbit): New.
6441 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6443 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6445 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6446 as the source of the set.
6448 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6450 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6451 FP_REGNO_P): Use IN_RANGE.
6452 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6453 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6454 (DATA_REG_P): Use DATA_REGNO_P.
6455 (FP_REG_P): Use FP_REGNO_P.
6456 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6457 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6458 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6460 2007-06-24 Jan Hubicka <jh@suse.cz>
6463 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6465 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6468 * fold-const.c (fold_binary): Strip nops of operand 0
6469 of BIT_NOT_EXPR before calling operand_equal_p.
6470 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6471 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6473 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6475 * doc/extend.texi: Document that dllimport and dllexport imply
6477 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6478 imported or exported declaration, including type declarations.
6479 * c-common.c (handle_visibility_attribute): Check for conflicts
6480 with dllimport/dllexport.
6481 (c_determine_visibility): Handle dllimport/dllexport as an
6482 explicit visibility atttribute.
6484 2007-06-23 Richard Guenther <rguenther@suse.de>
6486 PR tree-optimization/16876
6488 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6490 * tree-inline.c (initialize_inlined_parameters): Do not call
6491 lang_hooks.tree_inlining.convert_parm_for_inlining.
6492 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6493 reason for mismatched types.
6494 * gimplify.c (gimplify_call_expr): Verify the call expression
6495 arguments match the called function type signature. Otherwise
6496 mark the call expression to be not considered for inlining
6497 using CALL_CANNOT_INLINE_P flag.
6498 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6499 edges call expression.
6500 (cgraph_decide_inlining_of_small_function): Likewise.
6501 (cgraph_decide_inlining): Likewise.
6502 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6504 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6505 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6506 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6508 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6509 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6511 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6512 convert_parm_for_inlining member.
6514 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6517 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6518 Remove optimization for GT.
6520 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6523 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6525 (prescan_insns_for_dce): Add extra parameter.
6527 2007-06-23 Jan Hubicka <jh@suse.cz>
6530 * gimplify.c (mark_addressable): New function.
6531 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6533 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6536 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6538 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6541 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6542 moves between MMX/SSE registers to at least 8 units to prevent
6543 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6545 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6547 * config/i386/i386.c (override_options): Correct x86_sahf
6550 2007-06-21 David Daney <ddaney@avtrex.com>
6553 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6554 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6555 (exception_receiver): Renamed to ...
6556 (nonlocal_goto_receiver): ... this.
6558 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6560 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6561 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6562 partial register accesses.
6564 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6566 * fold-const.c (debug_fold_checksum): Move it under
6567 ENABLE_FOLD_CHECKING.
6569 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6572 * tree.h (debug_fold_checksum): Declared.
6573 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6574 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6575 build_fold_addr_expr_with_type_1.
6576 (fold_addr_expr, debug_fold_checksum): New.
6577 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6578 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6581 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6583 PR tree-optimization/19590
6584 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6585 of scev is a constant.
6586 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6588 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6590 * df-problems.c (df_note_bb_compute): Made computation of live
6591 info consistent with df_lr.
6593 2007-06-21 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/32453
6596 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6597 for pointer anti-range.
6599 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6601 * config/i386/i386.c (processor_target_table): Increase maximum
6602 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6605 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6606 byte alignment if > 8 byte alignment is preferred.
6607 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6609 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6611 PR tree-optimization/31866
6612 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6613 if ASM_EXPR's input is not a SSA_NAME.
6616 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6617 but decl is a global var, instead return decl.
6618 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6619 even for is_global_var decls, if they are private in some outer
6622 2007-06-21 Richard Guenther <rguenther@suse.de>
6624 PR tree-optimization/32451
6625 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6627 2007-06-21 Christian Bruel <christian.bruel@st.com>
6629 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6630 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6631 (push_regs): Changed saving order or banked registers.
6632 (sh_expand_epilogue): Likewise.
6633 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6634 (FIRST_BANKED_REG): Likewise.
6635 (LAST_BANKED_REG): Likewise.
6636 * config/sh/sh.md (banked) New attribute.
6637 (in_delay_slot): Check banked attribute.
6639 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6641 PR tree-optimization/32075
6642 * tree-data-ref.c (subscript_dependence_tester_1,
6643 analyze_miv_subscript, analyze_overlapping_iterations,
6644 add_distance_for_zero_overlaps, build_classic_dist_vector,
6645 subscript_dependence_tester_1, analyze_overlapping_iterations,
6646 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6647 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6648 to evolution_function_is_affine_multivariate_p.
6650 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6652 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6654 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6657 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6659 * config/m32c/prologue.md (epilogue_exitd_16): New.
6660 (epilogue_reit_16): New.
6661 (epilogue_exitd): Rename to epilogue_exitd_24.
6662 (epilogue_reit): Rename to epilogue_reit_24.
6664 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6665 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6667 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6669 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6670 if dbg_cnt (sched_insn) reaches the limit.
6671 (choose_ready): New parameter INSN_PTR and new return value.
6672 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6673 the new return value from choose_ready.
6674 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6675 (rest_of_handle_global_alloc): New global_alloc_at_func.
6677 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6679 PR tree-optimization/25737
6680 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6681 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6682 * tree-flow.h (struct fieldoff): Add new field alias_set.
6683 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6684 argument addressable_type. Set alias_set of fieldoff.
6685 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6686 (create_overlap_variables_for): Pass alias_set from fieldoff to
6688 * alias.c (get_alias_set): Use alias_set from SFT if set.
6690 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6692 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6693 of a variable as an unsigned HOST_WIDE_INT integer.
6695 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6697 PR rtl-optimization/32405
6698 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6700 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6702 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6705 * builtins.c: Include diagnostic.h.
6706 (expand_builtin_expect): Make gcc_assert more permissive.
6707 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6710 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6714 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6715 if ACCUMULATE_OUTGOING_ARGS.
6717 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6719 * config/m68hc11/m68hc11.c: Include dataflow header file.
6720 (m68hc11_reorg): Port to dataflow.
6722 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6724 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6725 (struct df_problem.free_blocks_on_set_blocks): New field.
6726 (struct dataflow.optional_p): New field.
6727 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6728 (df_live_set_all_dirty): New function.
6729 * df-scan.c (df_scan_alloc): Initialize optional_p.
6730 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6731 * df-core.c (df_set_blocks): Removed use of
6732 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6733 df_problem.free_blocks_on_set_blocks to determine which blocks are
6735 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6736 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6737 uses dataflow.optional_p to determine if problem should be
6739 (rest_of_handle_df_initialize): Only start live problem if
6741 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6742 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6743 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6744 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6745 problem_NOTE): Initialize free_blocks_on_set_blocks.
6746 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6748 (df_live_set_all_dirty, df_note_alloc): New function.
6749 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6751 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6752 * postreload.c (reload_combine): Ditto.
6753 * cse.c (cse_extended_basic_block): Ditto.
6754 * regmove.c (mark_flags_life_zones): Ditto.
6755 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6756 erase_matching_seqs): Ditto.
6757 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6758 * integrate (allocate_initial_values): Ditto.
6759 * combine.c (reg_dead_at_p): Ditto.
6760 * resource.c (mark_target_live_regs): Ditto.
6761 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6762 * config/sh/sh.c (find_r0_life_regions): Ditto.
6763 * global.c (rest_of_handle_global_alloc): Only add back df_live
6765 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6767 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6769 (if_convert): Make sure df_live is there at -O == 1.
6770 (pass_if_after_combine): Cleanup flags.
6771 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6772 is there at -O == 1.
6774 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6776 * config/arm/arm.c (arm_get_frame_offsets): Set
6777 offsets->locals_base to avoid negative stack size.
6778 (thumb1_expand_prologue): Assert on negative stack size.
6780 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6782 PR tree-optimization/32367
6783 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6784 of the chrec has no evolution in that loop.
6785 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6787 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6789 * config/xtensa/xtensa.c: Include "df.h".
6790 (xtensa_builtin_saveregs): Use adjust_address instead of
6792 (xtensa_va_start): Invoke make_tree with sizetype for
6793 expand_builtin_saveregs and then convert the result to a pointer.
6794 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6795 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6796 Subtract argument size from index value as integers and then use
6797 POINTER_PLUS_EXPR to add the result to the array address.
6799 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6802 * config/m32c/m32c.c: Include dataflow header file.
6803 (m32c_emit_prologue): Adjust for prologue insn change.
6804 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6805 once inside a PARALLEL. Assume frame size passed in operand 0
6806 includes space to save the fb register.
6807 (prologue_enter_24): Likewise.
6808 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6810 2007-06-19 David Daney <ddaney@avtrex.com
6813 * config/mips/mips.md (cprestore): Mark $gp as used.
6815 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6818 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6819 (frv_ifcvt_modify_insn): Likewise.
6821 2007-06-19 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6824 only handle positive offsets that fit in a HOST_WIDE_INT.
6826 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6828 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6829 result of rsqrt insn for zero input argument to avoid NaN.
6831 2007-06-19 Richard Guenther <rguenther@suse.de>
6834 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6836 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6838 PR tree-optimization/32353
6839 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6841 2007-06-19 Nick Clifton <nickc@redhat.com>
6843 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6845 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6848 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6849 * config/i386/i386.c (assign_386_stack_local): Assert that
6850 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6851 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6852 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6853 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6855 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6857 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6859 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6861 PR rtl-optimization/32321
6862 * gcse.c (replace_store_insn): Update the note before
6863 calling emit_insn_after.
6865 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6868 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6870 * df-problems.c (df_note_bb_compute): Fix dumping info.
6872 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6874 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6875 insn with emit_jump_insn.
6877 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6879 PR tree-optimization/32383
6880 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6881 * targhooks.h (default_builtin_reciprocal): Update prototype.
6882 * target.h (struct gcc_target): Update builtin_reciprocal.
6883 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6884 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6885 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6886 when fndecl is in BUILT_IN_MD class.
6887 (execute_convert_to_rsqrt): Ditto.
6889 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6890 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6891 Convert BUILT_IN_SQRTF code only when md_fn is false.
6893 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6895 * bt-load.c (move_btr_def): Fix the order of arguments
6896 to validate_replace_rtx.
6898 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6900 * config/m68k/m68k-devices.def: Add 54450..54455.
6902 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6904 PR rtl-optimization/32366
6905 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6906 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6909 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6912 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6913 this is true, rescan insn being modified.
6914 (sms_schedule): Added rescan parameter.
6915 (rest_of_handle_sms): Moved freeing of dominance info to before
6916 getting out of cfg_layout.
6918 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6920 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6921 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6924 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6925 FL_CF_EMAC from the entry for isac.
6927 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6928 (const_sibcall_operand): New.
6929 (sibcall_operand): Use it.
6930 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6931 (m68k_isas): ISAC does not imply FPU or EMAC.
6932 (override_options): Add ISA_C logic for symbolic jump & call.
6934 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6936 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6937 return mode from the builtin itself.
6938 (sparc_fold_builtin): Fix cast of zero constant.
6940 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6942 * targhooks.c (default_builtin_reciprocal): New default target hook.
6943 * targhooks.h (default_builtin_reciprocal): Add prototype.
6944 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6945 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6946 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6947 default_builtin_reciprocal.
6949 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6952 * hooks.c (hook_tree_tree_bool_null): New hook.
6953 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6954 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6955 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6956 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6957 and convert it to reciprocal a*rfunc(b).
6958 (execute_convert_to_rsqrt): New function.
6959 (gate_convert_to_rsqrt): New function.
6960 (pass_convert_to_rsqrt): New pass definition.
6961 * target.h (struct gcc_target): Add builtin_reciprocal.
6962 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6963 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6964 TARGET_BUILTIN_RECIPROCAL.
6965 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6967 * config/i386/i386.h (TARGET_RECIP): New define.
6968 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6969 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6970 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6971 and not optimizing for size.
6972 (*rcpsf2_sse): New insn pattern.
6973 (*rsqrtsf2_sse): Ditto.
6974 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6975 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6976 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6977 and not optimizing for size.
6978 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6979 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6980 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6981 and not optimizing for size.
6982 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6983 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6984 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6985 and not optimizing for size.
6986 (*sse_rsqrtv4sf2): Do not export.
6988 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6989 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6990 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6991 and not optimizing for size.
6993 * config/i386/i386.opt (mrecip): New option.
6994 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6995 (ix86_emit_swsqrtsf): Ditto.
6996 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6997 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6999 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
7000 ix86_expand_unop1_builtin.
7001 (ix86_emit_swdivsf): New function.
7002 (ix86_emit_swsqrtsf): Ditto.
7003 (ix86_builtin_reciprocal): New function.
7004 (TARGET_BUILTIN_RECIPROCAL): Use it.
7005 (ix86_vectorize_builtin_conversion): Rename from
7006 ix86_builtin_conversion.
7007 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7008 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7009 "i386 and x86_64 Options" section.
7010 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7012 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7013 Zdenek Dvorak <dvorakz@suse.cz>
7014 Richard Guenther <rguenther@suse.de>
7015 Kaz Kojima <kkojima@gcc.gnu.org>
7017 * tree-vrp.c (compare_values_warnv): Convert val2 to
7019 (extract_range_from_assert): Create
7020 POINTER_PLUS_EXPR for pointer types.
7021 (extract_range_from_binary_expr): Handle
7022 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7024 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7025 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7026 POINTER_PLUS_EXPR as PLUS_EXPR.
7027 (number_of_iterations_lt_to_ne):
7028 For pointer types, use sizetype when
7029 creating MINUS_EXPR/PLUS_EXPRs.
7030 (assert_loop_rolls_lt): For pointer types, use sizetype when
7031 creating MINUS_EXPR/PLUS_EXPRs.
7032 (number_of_iterations_le): Likewise.
7033 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7034 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7035 like PLUS_EXPR and MINUS_EXPR.
7036 * tree-pretty-print.c (dump_generic_node): Handle
7038 (op_prio): Likewise.
7039 (op_symbol_1): Likewise.
7040 * optabs.c (optab_for_tree_code): Likewise.
7041 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7043 * tree-tailcall.c (process_assignment): Mention
7044 POINTER_PLUS_EXPR in a TODO comment.
7045 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7046 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7047 not used with a pointer and an integer type.
7048 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7049 increment using chrec_convert_rhs instead of chrec_convert.
7050 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7051 PLUS_EXPR except for the right hand side's type will be
7053 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7054 (fold_used_pointer_cast): Kill.
7055 (pointer_offset_p): Kill.
7056 (fold_used_pointer): Kill.
7057 (pointer_used_p): Kill.
7058 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7059 call fold_used_pointer.
7060 (instantiate_parameters_1): Convert the increment
7061 using chrec_convert_rhs instead of chrec_convert.
7062 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7063 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7064 instead of PLUS_EXPR.
7065 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7066 PLUS_EXPR for pointers.
7067 (std_gimplify_va_arg_expr): Likewise.
7068 (fold_builtin_memory_op): Likewise.
7069 (fold_builtin_strstr): Likewise.
7070 (fold_builtin_strchr): Likewise.
7071 (fold_builtin_strrchr): Likewise.
7072 (fold_builtin_strpbrk): Likewise.
7073 (expand_builtin_memory_chk): Likewise.
7074 (fold_builtin_memory_chk): Likewise.
7075 (std_expand_builtin_va_start): Use
7076 sizetype for the call to make_tree and then convert
7077 to the pointer type.
7078 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7079 instead of PLUS_EXPR for adding to a pointer.
7080 (std_gimplify_va_arg_expr): Use fold_build2 for
7081 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7082 the operands to sizetype first and then cast the BIT_AND_EXPR
7083 back to the pointer type.
7084 * fold-const.c (build_range_check): Handle pointer types
7086 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7087 of PLUS_EXPR's. Make sure the offset is converted to
7089 (try_move_mult_to_index): Strip the NOPs from the offset.
7090 Remove code argument and replace all uses with PLUS_EXPR.
7091 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7092 specially. Don't use a pointer type for MINUS_EXPR.
7093 (fold_unary): Handle for (T1)(X op Y),
7094 only p+ as that is the only as that can be handled for
7095 binary operators now.
7096 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7098 <case PLUS_EXPR>: Add folding of PTR+INT into
7100 Don't call try_move_mult_to_index.
7101 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7102 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7103 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7104 Don't call try_move_mult_to_index.
7105 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7106 (tree_expr_nonzero_p): Likewise.
7107 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7108 of PLUS_EXPR for the complex expression folding.
7109 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7110 first chrec is a pointer type, then the second should
7111 be sizetype and not the first's type.
7112 For POINTER_PLUS_EXPR, use a different right hand side type.
7113 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7114 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7115 different right hand side type.
7116 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7117 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7118 instead of PLUS_EXPR.
7119 When either operand is zero, convert the other operand.
7120 (chrec_apply): Use chrec_convert_rhs
7121 on the argument x instead of chrec_convert.
7122 (reset_evolution_in_loop): For pointer types, the new_evol
7124 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7125 different right hand side type.
7126 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7127 (chrec_convert_rhs): New function.
7128 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7129 different right hand side type.
7130 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7131 * tree-chrec.h (chrec_convert_rhs): New prototype.
7132 (build_polynomial_chrec): For pointer types, the right hand
7133 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7134 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7135 Remove subtraction case as it is always addition now.
7136 Make sure the offset is converted to sizetype.
7137 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7138 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7139 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7140 PLUS_EXPR in pointer type.
7141 Handle POINTER_PLUS_EXPR.
7142 (tree_to_aff_combination): Likewise.
7143 (force_expr_to_var_cost): Likewise.
7144 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7145 instead of PLUS_EXPR for pointers.
7146 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7147 instead of PLUS_EXPR of pointer types.
7148 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7150 (check_va_list_escapes): Likewise.
7151 (check_all_va_list_escapes): Likewise.
7152 * dwarf2out.c (loc_descriptor_from_tree_1):
7153 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7154 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7155 (string_constant): Likewise.
7156 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7157 the offset to the base, use POINTER_PLUS_EXPR.
7158 (add_to_parts): Convert the index to sizetype.
7159 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7160 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7161 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7162 Offset only holds something for PLUS_EXPR.
7163 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7165 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7167 (analyze_accesses_for_modify_stmt): Likewise.
7168 Remove comment about the type being integral type as it is
7170 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7172 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7174 Correct the type which the artimentic is done in (is now
7177 * tree-data-ref.c (split_constant_offset): Handle
7179 * tree-affine.c (tree_to_aff_combination): Likewise.
7180 * c-typeck.c (build_unary_op): For pointers create the increment
7181 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7183 * gimplify.c (gimplify_self_mod_expr): Create a
7184 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7185 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7186 * tree.def (POINTER_PLUS_EXPR): New tree code.
7187 * tree-predcom.c (ref_at_iteration): If we have a pointer
7188 type do the multiplication in sizetype.
7189 * tree-mudflap.c (mf_xform_derefs_1): Create a
7190 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7191 * tree-ssa-forwprop.c
7192 (forward_propagate_addr_into_variable_array_index):
7193 Don't expect there to be a cast for the index as that
7194 does not exist anymore.
7195 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7196 instead of PLUS_EXPR.
7197 Don't check for the first operand of the POINTER_PLUS_EXPR
7198 was the index as it cannot be.
7199 Call forward_propagate_addr_into_variable_array_index with
7200 the SSA_NAME instead of the statement.
7201 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7202 (compare_constant): Likewise.
7203 (copy_constant): Likewise.
7204 (compute_reloc_for_constant): Likewise.
7205 (output_addressed_constants): Likewise.
7206 (initializer_constant_valid_p): Likewise.
7207 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7208 Convert the MIN/MAX of the inner type to the outer
7209 type before comparing them.
7210 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7211 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7212 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7213 of PLUS_EXPR for pointers.
7214 * tree-inline.c (estimate_num_insns_1): Handle
7216 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7217 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7218 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7219 instead of PLUS_EXPR for the pointer increment statement.
7220 (vect_update_ivs_after_vectorizer): For pointer types, create
7221 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7222 MULT_EXPR in sizetype.
7223 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7225 * tree-object-size.c (plus_expr_object_size): Handle
7226 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7227 code which is trying to figure out which side is a pointer and
7229 (check_for_plus_in_loops_1): Likewise.
7230 (check_for_plus_in_loops): Likewise.
7231 * c-common.c (pointer_int_sum): Create a
7232 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7233 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7234 only POINTER_PLUS_EXPR. Removing all the extra
7235 code which is trying to figure out which side is a pointer and
7237 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7238 PLUS_EXPR and MINUS_EXPR.
7239 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7241 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7242 with make_tree, instead of a pointer type.
7243 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7244 for pointers instead of PLUS_EXPR.
7245 (s390_gimplify_va_arg): Likewise.
7246 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7247 instead of PLUS_EXPR when doing addition on pointer
7248 types. Use sizetype for the second operand.
7249 (spu_gimplify_va_arg_expr): Likewise.
7250 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7251 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7252 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7253 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7254 for the pointer addition and also use size_int/sizetype
7256 (ix86_gimplify_va_arg): Likewise.
7257 Perform BIT_AND_EXPR on sizetype arguments.
7258 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7259 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7260 for the pointer additions and also use size_int for the offsets.
7261 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7262 additions and also use size_int for the offsets. Perform
7263 BIT_AND_EXPR on sizetype arguments.
7264 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7265 POINTER_PLUS_EXPR for pointers and create the
7266 BIT_AND_EXPR in sizetype.
7267 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7268 instead of PLUS_EXPR for pointer addition.
7269 (rs6000_va_start): Likewise.
7270 Also use sizetype for the offset.
7271 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7272 as PLUS_EXPR/MINUS_EXPR.
7273 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7274 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7275 Don't use BIT_AND_EXPR on a pointer type, convert the
7276 expression to sizetype first.
7277 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7279 (mips_gimplify_va_arg_expr): Likewise.
7280 Don't create BIT_AND_EXPR in a pointer type.
7282 2007-06-15 Eric Christopher <echristo@apple.com>
7284 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7285 (x86_64-*-darwin*): Ditto.
7286 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7289 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7291 * doc/extend.texi: Document behavior of __attribute__((aligned))
7294 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7296 * rtlanal.c (note_stores): Improve documentation.
7298 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7300 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7301 LOCAL_LABEL_PREFIX): Delete.
7302 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7303 (bfin_internal_label): Delete.
7305 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7307 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7308 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7309 otherwise define to LIBGCC2_TF_CEXT.
7310 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7311 (LIBGCC_TF_CEXT): Ditto.
7314 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7316 PR rtl-optimization/32339
7317 * df-scan.c (df_uses_record): Don't modify flags but just add to
7318 it for df_ref_record.
7320 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7322 * tree-mudflap.c: Fix whitespace issues.
7324 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7326 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7328 2007-06-14 Eric Christopher <echristo@apple.com>
7330 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7331 (movv4sf): Use gcc_unreachable instead of abort.
7333 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/sfp-machine.h (CMPtype): New define.
7337 (mach stubs): Use CMPtype instead of int as a return type.
7339 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7341 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7342 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7343 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7344 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7345 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7346 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7347 config/soft-fp/soft-fp.h: Update from glibc CVS.
7349 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7351 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7353 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7356 * config/v850/v850.c: Include dataflow header file.
7357 (substitute_ep_register): Fix typo.
7359 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7361 * configure.ac: Fix earlier checkin.
7362 * configure: Regenerated.
7364 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7366 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7367 * aclocal.m4: Regenerate.
7368 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7369 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7370 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7371 * configure: Regenerate.
7372 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7374 * Makefile.in (quickstrap): Build libgcc too.
7376 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7378 * configure.ac: Add --enable-checking=df. Explicitly mention that
7379 the variables are initialized as for "release".
7380 * df-core.c: Use it.
7381 * configure: Regenerate.
7382 * config.in: Regenerate.
7384 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7386 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7387 validate_replace_rtx instead of replace_rtx.
7388 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7390 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7392 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7393 (DWARF2_UNWIND_INFO): Override default if configured with
7395 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7396 (ENDFILE_SPEC): Add crtend.o.
7397 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7398 (ENDFILE_SPEC): Add crtend.o.
7399 (TARGET_USE_JCR_SECTION): Define.
7400 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7402 * config/i386/cygming-crtbegin.c: New file.
7403 * config/i386/cygming-crtend.c: New file.
7405 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7407 * config/i386/w32-unwind.h: New file.
7409 2007-06-13 Eric Christopher <echristo@apple.com>
7411 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7412 the user set a value below STACK_BOUNDARY.
7414 2007-06-13 Thiemo Seufer <ths@networkno.de>
7416 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7417 imply -lpthread for -pthread.
7419 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7421 * basic-block.h: Remove the prototype for
7422 free_basic_block_vars.
7423 * cfglayout.h: Remove the prototype for
7424 insn_locators_initialize.
7425 * tree.h: Remove the prototype for emit_line_note.
7427 * tree-ssa-pre.c (mergephitemp): Remove.
7428 (init_pre): Don't use mergephitemp.
7430 2007-06-13 Eric Christopher <echristo@apple.com>
7432 * config/i386/i386.c (override_options): If we've specified
7433 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7435 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7437 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7440 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7442 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7443 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7444 (eh_store_handler): New pattern.
7445 (eh_return): Emit it instead of a plain move.
7447 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7450 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7451 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7454 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7456 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7457 (find_next_insn_start, find_load): New functions.
7458 (bfin_reorg): Use them to deal with the fact that parallel insns are
7459 no longer represented as a SEQUENCE.
7461 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7463 * config/sparc/sparc.c (sparc_override_options): Initialize
7466 2007-06-13 Dave Korn <dave.korn@artimi.com>
7468 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7471 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7473 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7474 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7475 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7476 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7477 tree-vect-transform.c: Fix comment typos. Follow spelling
7480 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7482 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7483 to the exit block use set.
7484 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7485 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7486 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7488 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7490 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7491 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7492 to indicate an error.
7493 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7495 (dbg_cnt_process_opt): Print an error on a bad argument.
7496 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7497 * common.opt (-fdbg-cnt-list): New.
7498 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7500 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7502 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7503 flag on ref-all pointers.
7505 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7508 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7509 for the offset with the modifier as EXPAND_INITIALIZER
7510 if the modifier is EXPAND_INITIALIZER.
7511 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7512 a register if we had an overflow.
7514 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7516 * real.c (real_isfinite): New.
7517 (real_sqrt): Use it.
7518 * real.h (real_isfinite): New.
7519 * builtins.c: Use it.
7521 2007-06-12 Ian Lance Taylor <iant@google.com>
7522 Daniel Berlin <dberlin@dberlin.org>
7525 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7526 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7527 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7528 (DECL_NO_TBAA_P): Define.
7529 (struct tree_decl_common): Add no_tbaa_flag field.
7530 * tree-ssa-structalias.c (struct variable_info): Add
7531 no_tbaa_pruning field.
7532 (new_var_info): Initialize no_tbaa_pruning field.
7533 (unify_nodes): Copy no_tbaa_pruning field.
7534 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7535 (dump_solution_for_var): Print no_tbaa_pruning flag.
7536 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7538 (compute_tbaa_pruning): New static function.
7539 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7540 Call compute_tbaa_pruning.
7541 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7542 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7543 * gimple-low.c (lower_stmt): Likewise.
7544 * tree-gimple.c (is_gimple_stmt): Likewise.
7545 * tree-ssa-operands.c (get_expr_operands): Likewise.
7546 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7547 * tree-inline.c (estimate_num_insns_1): Likewise.
7548 (copy_result_decl_to_var): Likewise.
7549 * expr.c (expand_expr_real_1): Likewise.
7550 * tree-pretty-print.c (dump_generic_node): Likewise.
7551 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7552 * omp-low.c (omp_copy_decl_2): Likewise.
7553 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7554 * doc/c-tree.texi (Expression trees): Document
7555 CHANGE_DYNAMIC_TYPE_EXPR.
7557 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7559 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7560 with !HONOR_NANS and !HONOR_INFINITIES.
7561 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7563 2007-06-12 Tristan Gingold <gingold@adacore.com>
7565 * gcov.c: Comments updated.
7566 (source_info): Add file_time field.
7567 (source_index): New variable.
7568 (mutiple_files): New variable.
7569 (generate_results): New function extracted from process_file.
7570 (process_file): Save and restore chain of functions, generate
7571 results and free structures only if not merging results.
7572 (release_structures): File names are now freed in create_file_names
7573 (create_file_names): Free previous file names.
7574 (find_source): File date is now read here and modifications in
7575 source files is checked here.
7576 (read_graph_file): Only reverse order of functions for the current
7578 (make_gcov_file_name): Do not generate long names if input_name is
7580 (output_lines): If merging results do not display graph, data and
7582 Checking source file modification is done in find_source.
7584 * doc/gcov.texi: Append an s to sourcefile.
7586 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7588 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7589 (forced_nop): New pattern.
7590 * config/bfin/bfin.c: Include "df.h".
7591 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7592 (bfin_discover_loop): Use df_get_live_in instead of
7593 global_live_at_start.
7594 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7595 df_analyze when done.
7596 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7597 the insns. Use QImode for the final insn in a bundle. Call
7598 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7600 (reorder_var_tracking_notes): New function.
7601 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7602 update_life_info. Call df_analyze after scheduling and bundle
7603 generation. Call reorder_var_tracking_notes if generating these
7604 notes. Call df_finish_pass at the end.
7606 2007-06-12 Dirk Mueller <dmueller@suse.de>
7608 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7609 a comparison, not an assignment.
7611 2007-06-12 Olivier Hainque <hainque@adacore.com>
7613 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7614 Request walking the subtrees only, leaving the current is_lhs/val_only
7616 (convert_non_local_reference): Likewise.
7618 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7620 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7622 2007-06-12 Richard Guenther <rguenther@suse.de>
7624 PR tree-optimization/15353
7625 PR tree-optimization/31657
7626 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7627 * timevar.def: Add TV_TREE_IFCOMBINE.
7628 * tree-pass.h (pass_tree_ifcombine): Declare.
7629 * tree-ssa-ifcombine.c: New file.
7630 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7631 * tree-flow.h (blocks_in_phiopt_order): Declare.
7632 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7633 (tree-ssa-ifcombine.o): New dependencies.
7635 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7637 PR rtl-optimization/32293
7638 * combine.c (simplify_if_then_else): Truncate return from
7639 nonzero_bits() to correct mode.
7641 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7643 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7644 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7646 2007-06-11 Diego Novillo <dnovillo@google.com>
7648 * Makefile.in (reload1.o-warn): Remove.
7650 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7652 * combine.c (subst): Use reg_overlap_mentioned_p
7653 instead of comparing register numbers directly.
7655 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7657 * reload1.c (mark_home_live_1): Use the mode parameter.
7659 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7661 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7662 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7666 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7668 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7670 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7672 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7673 from integer registers.
7674 (FP mode splitters): Handle TFmode.
7676 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7678 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7679 for ref-all pointers that point-to anything.
7681 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7683 * config/arm/arm.c (arm_output_dwarf_dtprel,
7684 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7686 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7688 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7689 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7692 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7694 * tree.c (signed_or_unsigned_type_for): New.
7695 (unsigned_type_for): Use signed_or_unsigned_type_for.
7696 (signed_type_for): Use signed_or_unsigned_type_for.
7697 * tree.h (signed_or_unsigned_type_for): New.
7698 (get_signed_or_unsigned_type): Remove.
7699 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7700 lang_hooks.types.signed_type
7701 (size_diffop): Likewise.
7702 (all_ones_mask_p): Likewise.
7703 (build_range_check): Likewise.
7704 (fold_cond_expr_with_comparison): Likewise.
7705 (fold_cond_expr_with_comparison): Likewise.
7706 (unextend): Likewise.
7707 (extract_muldiv_1): Likewise.
7708 (fold_single_bit_test_into_sign_test): Likewise.
7709 (fold_binary): Likewise.
7710 (fold_ternary): Likewise.
7711 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7712 instead of get_signed_or_unsigned_type.
7713 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7714 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7715 * expr.c (signed_or_unsigned_type_for): Use
7716 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7717 * langhooks.c (get_signed_or_unsigned_type): Remove.
7718 (lhd_signed_or_unsigned_type): Remove.
7719 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7720 signed_or_unsigned_type.
7721 (lhd_signed_or_unsigned_type): Remove.
7722 * expmed.c (make_tree): Use signed_type_for instead of
7723 lang_hooks.types.signed_type.
7724 * c-common.c (same_scalar_type_ignoring_signedness): Use
7725 c_common_signed_type instead of lang_hooks.types.signed_type.
7726 (c_common_unsigned_type): New.
7727 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7728 (shorten_compare): Use c_common_unsigned_type instead of
7729 c_common_signed_or_unsigned_type.
7730 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7732 * convert.c (convert_to_integer): Use signed_type_for instead of
7733 lang_hooks.types.signed_type.
7734 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7735 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7736 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7737 * c-format.c (check_format_types): Use c_common_unsigned_type
7738 instead of unsigned_type_for.
7739 * c-decl.c (groakdeclarator): Likewise.
7740 * c-typeck.c (convert_for_assignment): Likewise.
7741 * c-common.h (c_common_unsigned_type): New.
7743 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7746 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7747 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7749 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7752 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7753 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7755 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7756 Sebastian Pop <sebpop@gmail.com>
7758 * lambda-code.c (remove_iv): New.
7759 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7761 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7763 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7764 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7765 * tree-ssa-loop-prefetch.c: Include optabs.h.
7766 (FENCE_FOLLOWING_MOVNT): New macro.
7767 (struct mem_ref): Add independent_p and storent_p fields.
7768 (record_ref): Initalize the new fields.
7769 (gather_memory_references_ref): Return true if the reference
7771 (gather_memory_references): Check whether all memory accesses
7772 in loop were recorded.
7773 (should_issue_prefetch_p): Return false for nontemporal stores.
7774 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7775 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7776 (determine_loop_nest_reuse): Detect independent memory references.
7777 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7778 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7779 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7780 * config/i386/i386.h (x86_mfence): Declare.
7781 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7782 * config/i386/i386.c (x86_mfence): New variable.
7783 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7785 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7786 * optabs.c (init_optabs): Initialize storent_optab.
7787 * optabs.h (enum optab_index): Add OTI_storent.
7788 (storent_optab): Declare.
7789 * genopinit.c (optabs): Add initialization for storent_optab.
7790 * tree.h (MOVE_NONTEMPORAL): New macro.
7791 * expr.c (expand_assignment, store_expr, store_constructor_field,
7792 store_constructor, store_field, expand_expr_real_1): Propagate
7793 nontemporality of the expanded store.
7794 (emit_storent_insn): New function.
7795 * expr.h (expand_assignment, store_expr): Declaration changed.
7796 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7797 to expand_assignment.
7798 * stmt.c (expand_asm_expr): Ditto.
7799 * calls.c (initialize_argument_information): Pass false as
7800 nontemporality to store_expr.
7801 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7804 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7806 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7808 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7810 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7812 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7813 and allow DECL_P here.
7815 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7817 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7818 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7819 track of the size of the expression.
7820 * cfghooks.c (merge_blocks): Remove block from loops structure only
7821 after call of the merge_blocks hook.
7823 2007-06-09 Tom Tromey <tromey@redhat.com>
7825 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7826 (deprecated_state): Removed.
7827 (start_decl): Update.
7828 (enum deprecated_states): Moved earlier.
7829 (groktypename): Update.
7830 (push_parm_decl): Likewise.
7831 (grokfield): Likewise.
7832 (start_function): Likewise.
7834 2007-06-09 Ian Lance Taylor <iant@google.com>
7836 PR tree-optimization/32169
7837 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7838 CONVERT_EXPR, check whether min and max both converted to an
7839 overflow infinity representation.
7841 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7843 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7844 not inserted on the edge.
7846 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7848 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7849 instructions if they are supported.
7850 (__divsi3, __umodsi3, __modsi3): Likewise.
7851 (__ashldi3, __ashrdi3, __lshrdi3): New.
7852 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7854 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7855 Tony Linthicum <tony.linthicum@amd.com>
7857 * doc/invoke.texi: Add fvect-cost-model flag.
7858 * common.opt (fvect-cost-model): New flag.
7859 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7860 cost fields in stmt_vec_info struct for STMT.
7861 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7862 fields in stmt_vec_info struct and access functions for the same.
7863 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7864 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7865 load, store and vector to scalar operation.
7866 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7867 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7868 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7869 (TARG_VEC_STORE_COST): Define cost of vector store.
7870 (vect_estimate_min_profitable_iters): Define new function.
7871 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7872 check to evaluate if loop iterations are less than minimum profitable
7873 iterations determined by cost model or minimum vect loop bound defined
7874 by user, whichever is more conservative.
7875 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7876 run-time check to evaluate if loop iterations are less than minimum
7877 profitable iterations determined by cost model or minimum vect loop
7878 bound defined by user, whichever is more conservative.
7879 (vect_estimate_min_profitable_iterations): New function to estimate
7880 mimimimum iterartions required for vector version of loop to be
7881 profitable over scalar version.
7882 (vect_model_reduction_cost): New function.
7883 (vect_model_induction_cost): New function.
7884 (vect_model_simple_cost): New function.
7885 (vect_cost_strided_group_size): New function.
7886 (vect_model_store_cost): New function.
7887 (vect_model_load_cost): New function.
7888 (vectorizable_reduction): Call vect_model_reduction_cost during
7890 (vectorizable_induction): Call vect_model_induction_cost during
7892 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7893 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7894 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7895 vectorizable_promotion, vectorizable_demotion): Call
7896 vect_model_simple_cost during analysis phase.
7898 2007-06-08 Simon Baldwin <simonb@google.com>
7900 * reg-stack.c (get_true_reg): Readability change. Moved default case
7901 label into direct switch statement scope.
7903 2007-06-08 Simon Baldwin <simonb@google.com>
7905 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7906 in gcc_assert() with '==' comparison.
7908 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7910 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7911 TARGET_ABM handling of x86_popcnt variable.
7913 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7915 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7916 __builtin_copysignq and __builtin_infq built-in functions.
7918 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7920 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7921 SSE4.2 section. Correct built-in function names in SSE4A section.
7923 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7925 PR tree-optimization/32243
7926 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7927 for ncopies after ratio check between nunits_out and nunits_in.
7928 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7930 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7932 PR tree-optimization/32224
7933 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7934 vectorization upon a non GIMPLE_MODIFY_STMT.
7936 2007-06-08 Christian Bruel <christian.bruel@st.com>
7939 * config/sh/sh.md (doloop_end): New pattern and splitter.
7940 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7942 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7945 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7947 (verify_dominators): Do not change dominance tree.
7949 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7951 * config/sh/constraints.md: New file.
7952 * config/sh/sh.c: Include tm-constrs.h.
7953 (reg_class_from_letter): Remove.
7954 (prepare_cbranch_operands): Use satisfies_constraint_*
7955 function instead of macro.
7956 (andcosts, broken_move, sh_secondary_reload): Likewise.
7957 * config/sh/predicates.md (trapping_target_operand): Likewise.
7958 (and_operand, arith_operand, arith_reg_or_0_operand,
7959 cmp_operand, logical_operand, target_operand,
7960 ua_address_operand, ua_offset, xor_operand): Likewise.
7961 * config/sh/sh.md: Include constraints.md.
7962 (*movsicc_t_false): Use satisfies_constraint_* function
7964 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7965 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7966 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7967 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7968 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7969 (REG_CLASS_FROM_CONSTRAINT): Remove.
7970 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7971 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7972 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7973 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7974 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7975 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7976 function instead of macro.
7977 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7978 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7979 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7980 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7981 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7982 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7983 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7984 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7985 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7986 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7987 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7988 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7989 EXTRA_CONSTRAINT_STR): Likewise.
7990 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7992 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7994 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7996 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7999 * c-common.h (flag_cpp0x): Replaced by...
8000 (cxx_dialect): ... this new variable specifying the C++ dialect that
8002 * c-common.c (flag_cpp0x): Removed.
8003 (cxx_dialect): Defined.
8004 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
8006 * c-opts.c (c_common_post_options): Likewise.
8007 (set_std_cxx98): Set cxx_dialect to cxx98.
8008 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8010 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8011 Hui-May Chang <hm.chang@apple.com>
8013 * doc/invoke.texi (Darwin Options): Update documentation for
8014 -mmacosx-version-min.
8015 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8016 * config/darwin-driver.c: New file.
8017 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8018 * config/t-darwin (darwin-driver.o): New rule.
8020 * config/darwin-c.c (version_as_macro): Ignore low digit.
8022 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8024 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8025 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8026 (CSGNMODE): New mode macro.
8027 (CSGNVMODE): New mode attribute.
8028 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8029 expander using CSGNMODE mode macro. Handle TFmode.
8030 (copysign<mode>3_const): Rename from copysignsf3_const and
8031 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8033 (copysign<mode>3_var): Rename from copysignsf3_var and
8034 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8036 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8037 mode macro. Handle TFmode.
8038 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8039 (iortf3, *iortf3): Ditto.
8040 (xortf3, *xortf3): Ditto.
8041 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8042 TFmode and TImode masks.
8043 (ix86_expand_copysign): Expand TFmode copysign insn.
8044 (IX86_BUILTIN_INFQ): New.
8045 (IX86_BUILTIN_FABSQ): Ditto.
8046 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8047 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8048 [__builtin_fabsq]: Ditto.
8049 [__builtin_copysignq]: Ditto.
8050 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8051 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8052 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8053 ix86_expand_binop_builtin().
8055 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8057 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8059 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8062 * rtl.h (push_to_sequence2): New.
8063 * emit-rtl.c (push_to_sequence2): New.
8064 * function.c (assign_parm_data_all): Add new fields.
8065 (assign_parm_setup_block): Call push_to_sequence2 instead of
8067 (assign_parm_setup_reg): Ditto.
8068 (assign_parm_setup_stack): Ditto.
8069 (assign_parms_unsplit_complex): Ditto.
8070 (assign_parms): Change field name.
8072 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8074 PR tree-optimization/32220
8075 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8076 phi node is reached before defining statement.
8078 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8081 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8082 after changing the right hand side of the assignment.
8084 2007-06-06 Eric Christopher <echristo@apple.com>
8086 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8087 (x86_64-*-darwin*): Ditto.
8088 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8089 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8091 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8093 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8095 (add_key): Likewise.
8096 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8097 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8099 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8101 (add_cost_one_coalesce): Likewise.
8102 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8103 variable names. Rename orig to orig_name for consistency.
8104 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8106 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8108 (record_equivalences_from_stmt): Likewise.
8109 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8110 the coding conventions.
8111 (memory_ssa_name_same): Likewise.
8112 (dse_optimize_stmt): Likewise.
8113 (dse_record_phis): Likewise.
8114 (dse_finalize_block): Likewise.
8115 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8116 keywords as variable names.
8117 (may_move_till): Cast according to the coding conventions.
8118 (force_move_till_expr): Avoid using C++ keywords as variable names.
8119 (force_move_till): Cast according to the coding conventions.
8120 (memref_hash): Likewise.
8121 (memref_eq): Likewise.
8122 (gather_mem_refs_stmt): Likewise.
8123 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8124 using C++ keywords as variable names.
8125 (idx_find_step): Cast according to the coding conventions.
8126 (idx_record_use): Likewise.
8127 (find_depends): Likewise.
8128 (prepare_decl_rtl): Likewise.
8129 (mbc_entry_hash): Likewise.
8130 (mbc_entry_eq): Likewise.
8131 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8132 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8133 (idx_infer_loop_bounds): Cast according to the coding conventions.
8134 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8135 * tree-ssa-math-opts.c (occ_new ): Likwise.
8136 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8138 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8140 (add_use_op): Likewise.
8141 (add_vop): Likewise.
8142 (add_vuse_op): Likewise.
8143 (add_vdef_op): Likewise.
8144 (get_expr_operands): Likewise.
8145 (push_stmt_changes): Use type safe memory macros.
8146 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8147 keywords as variable names.
8148 (conditional_replacement): Likewise.
8149 (minmax_replacement): Likewise.
8150 (abs_replacement): Likewise.
8151 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8153 (insert_fake_stores): Avoid using C++ keywords as variable names.
8154 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8156 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8157 (heapvar_insert): Use type safe memory macros.
8158 (new_var_info): Cast according to the coding conventions.
8159 (new_constraint): Likewise.
8160 (remove_preds_and_fake_succs): Use type safe memory macros.
8161 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8163 (thread_single_edge): Likewise.
8164 (thread_through_loop_header): Likewise.
8166 2007-06-06 Eric Christopher <echristo@apple.com>
8168 * config/i386/i386.c (override_options): Move handling
8169 of TARGET_SUBTARGET* earlier.
8171 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8173 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8176 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8178 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8179 emited outside of basic block.
8180 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8182 * rtl.h (delete_insn_chain): Declaration changed.
8183 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8185 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8186 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8187 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8188 to delete_insn_chain.
8189 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8190 do not have bb field set.
8191 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8193 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8194 * cfgcleanup.c (try_optimize_cfg): Ditto.
8196 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8198 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8199 (lambda_body_vector_new): Use type safe memory macros.
8200 (lambda_linear_expression_new): Likewise.
8201 (lambda_loopnest_new): Likewise.
8202 (lambda_lattice_new): Likewise.
8203 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8204 conventions. Use type safe memory macros.
8205 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8206 (lambda_body_vector_s): Likewise.
8207 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8208 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8210 2007-06-06 Richard Guenther <rguenther@suse.de>
8212 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8213 if we need to schedule cfg_cleanup.
8214 (tree_ssa_forward_propagate_single_use_vars): Do so.
8216 2007-06-06 Ian Lance Taylor <iant@google.com>
8218 * fold-const.c (merge_ranges): If range_successor or
8219 range_predecessor fail, just return 0.
8221 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8223 PR tree-optimization/32216
8224 * tree-vectorizer.c (supportable_widening_operation): Determine
8225 signedness of FIX_TRUNC_EXPR from output operand.
8226 (supportable_narrowing_operation): Ditto.
8227 * tree-vect-generic.c (expand_vector_operations_1): Determine
8228 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8231 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8233 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8234 (struct pta): ...from here. Change flags to unsigned to avoid
8235 excessive casting (as it is used as a bit mask).
8236 (override_options): Add casts according to the coding convenventions.
8237 (x86_64_elf_unique_section): Likewise.
8238 (examine_argument): Avoid using C++ keywords as variable names.
8239 (construct_container): Likewise.
8240 (legitimize_pic_address): Likewise.
8241 (get_dllimport_decl): Cast according to the coding conventions. Use
8242 type safe memory macros.
8243 (legitimize_address): Cast according to the coding conventions.
8244 (emit_i387_cw_initialization): Corrected the type of slot to enum
8246 (ix86_init_machine_status): Use type safe memory macros.
8247 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8248 (bdesc_pcmpistr): Likewise.
8249 (bdesc_crc32): Likewise.
8250 (bdesc_sse_3arg): Likewise.
8251 (bdesc_2arg): Likewise.
8252 (bdesc_1arg): Likewise.
8253 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8254 (ix86_expand_sse_pcmpistr): Likewise.
8255 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8256 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8257 int to match the langhook definition.
8258 (ix86_builtin_conversion): Change the type of code to unsigned init to
8259 match the langhook definition.
8260 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8262 (ix86_preferred_output_reload_class): Likewise.
8263 (ix86_cannot_change_mode_class): Likewise.
8264 (ix86_memory_move_cost): Likewise.
8265 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8266 avoid excessive casting later on.
8267 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8269 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8271 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8272 as flags setting insn.
8273 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8275 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8277 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8278 (UNSPEC_ROUND): New.
8279 ("sse4_1_round<mode>2"): New insn pattern.
8280 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8282 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8283 expander using SSEMODEF mode macro. Expand using
8284 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8285 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8286 expander using SSEMODEF mode macro. Expand using
8287 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8288 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8289 expander using SSEMODEF mode macro. Expand using
8290 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8291 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8292 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8293 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8296 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8297 Sebastian Pop <sebpop@gmail.com>
8299 * lambda.h (build_linear_expr): New.
8300 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8301 Use build_linear_expr, call fold and force_gimple_operand.
8302 (lambda_loopnest_to_gcc_loopnest): Check that there is
8303 something to insert.
8304 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8306 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8308 PR preprocessor/23479
8309 * doc/extend.texi: Document the 0b-prefixed binary integer
8312 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8314 PR tree-optimization/32215
8315 * tree-vectorizer.c (supportable_widening_operation): Return false
8316 for unsupported FIX_TRUNC_EXPR tree code.
8317 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8319 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8321 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8322 register on SPE targets. Change documentation to reflect
8324 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8325 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8326 out of the register allocation pool.
8327 (rs6000_reg_live_or_pic_offset_p): New function.
8328 (rs6000_emit_prologue): Move the actual saving of LR up to free
8329 r0 for holding r11. Split saving of SPE 64-bit registers into
8330 its own case. Ensure that offsets will always be in-range for
8331 'evstdd' by using r11 as a scratch register to point at the start
8332 of the SPE save area. Save r11 if necessary, as it is the static
8334 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8335 into its own case. Ensure that offsets will always be in-range
8336 for 'evldd' by using r11 as a scratch register to point at the
8337 start of the SPE save area. Also adjust r11 when restoring
8338 the stack pointer to compensate for pre-loading r11.
8340 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8342 * cfg.c (init_flow): Use type safe memory macros.
8343 (alloc_block): Likewise.
8344 (unchecked_make_edge): Likewise.
8345 (dump_flow_info): Avoid using C++ keywords as variable names.
8346 (copy_original_table_clear): Cast according to the coding conventions.
8347 (copy_original_table_set): Likewise.
8348 * cfgexpand (label_rtx_for_bb): Likewise.
8349 (expand_gimple_basic_block): Likewise.
8350 * cfghooks.c (dump_bb): Likewise.
8351 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8353 (lv_add_condition_to_bb): Likewise.
8354 * cfglayout (relink_block_chain): Cast according to the coding
8356 (fixup_reorder_chain): Likewise.
8357 (fixup_fallthru_exit_predecessor): Likewise.
8358 * cfgloop.c (glb_enum_p): Likewise.
8359 (get_exit_description): Likewise.
8360 (dump_recorded_exit): Likewise.
8361 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8362 (struct loop): ... from here.
8363 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8365 * cfgrtl.c (rtl_create_basic_block): Likewise.
8366 (rtl_split_block): Likewise.
8367 (rtl_dump_bb): Likewise.
8368 (cfg_layout_split_block): Likewise.
8369 (init_rtl_bb_info): Use typesafe memory macros.
8371 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8372 * graphds.h: Updated all usages of edge to graph_edge.
8373 * graphds.c: Likewise.
8374 * cfgloopanal.c: Likewise.
8376 2007-06-05 Ian Lance Taylor <iant@google.com>
8378 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8379 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8380 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8382 (test_for_singularity): Likewise.
8384 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8386 * config/i386/constraints.md ("Y2"): Replaced by ...
8388 * config/i386/i386.md: Likewise.
8389 * config/i386/mmx.md: Likewise.
8390 * config/i386/sse.md: Likewise.
8392 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8394 * config/i386/constraints.md ("z"): Replaced by ...
8396 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8397 (sse4_1_blendvps): Likewise.
8398 (sse4_1_pblendvb): Likewise.
8399 (sse4_2_pcmpestr): Likewise.
8400 (sse4_2_pcmpestrm): Likewise.
8401 (sse4_2_pcmpestr_cconly): Likewise.
8402 (sse4_2_pcmpistr): Likewise.
8403 (sse4_2_pcmpistrm): Likewise.
8404 (sse4_2_pcmpistr_cconly): Likewise.
8406 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8408 * matrix-reorg.c (transform_access_sites): Fix computation.
8409 (transform_allocation_sites): Same.
8411 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8413 * config/i386/i386.c (override_options): Use
8414 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8416 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8418 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8419 (nonimm_not_xmm0_operand): Ditto.
8420 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8421 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8422 as operand[2] predicate. Require "z" class XMM register for
8423 operand[3]. Adjust asm template.
8424 ("sse4_1_blendvpd"): Ditto.
8425 ("sse4_1_pblendvb"): Ditto.
8426 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8427 force op2 into xmm0 register for variable blend instructions.
8429 2007-06-04 Tom Tromey <tromey@redhat.com>
8431 * c-tree.h (start_enum): Update.
8432 (build_enumerator): Likewise.
8433 * c-decl.c (enum_next_value): Removed.
8434 (enum_overflow): Likewise.
8435 (start_enum): Add c_enum_contents argument. Don't use globals.
8436 (build_enumerator): Likewise.
8437 * c-tree.h (struct c_enum_contents): New struct.
8439 2007-06-04 Tom Tromey <tromey@redhat.com>
8441 * c-common.c (c_common_get_alias_set): Fix indentation.
8443 2007-06-04 Ian Lance Taylor <iant@google.com>
8445 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8446 to overflow, reduce overflow infinity to regular infinity.
8447 (vrp_var_may_overflow): New static function.
8448 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8450 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8452 * stor-layout.c (layout_type): Remove duplicate code.
8454 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8457 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8458 before build_common_builtin_nodes ().
8460 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8463 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8465 2007-06-04 Jan Hubicka <jh@suse.cz>
8467 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8468 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8469 instead of _stat version.
8471 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8473 PR tree-optimization/32194
8474 * tree-predcom.c (determine_offset): Check that both references have
8477 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8479 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8480 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8481 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8482 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8483 Add argument to iterate_fix_dominators call.
8484 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8485 * gcse.c (hoist_code): Change domby to vector.
8486 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8487 Add argument to iterate_fix_dominators call.
8488 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8489 recompute_dominator.
8490 * lambda-code.c (perfect_nestify): Ditto.
8491 * cfgloopanal.c: Include graphds.h.
8492 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8493 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8494 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8496 * graphds.c: New file.
8497 * graphds.h: New file.
8498 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8499 (get_dominated_by, get_dominated_by_region): Change return type to
8501 (verify_dominators): Recompute all dominators and compare the results.
8502 (recount_dominator): Renamed to ...
8503 (recompute_dominator): ... this. Do not check that the block is
8505 (iterate_fix_dominators): Reimplemented.
8506 (prune_bbs_to_update_dominators, root_of_dom_tree,
8507 determine_dominators_for_sons): New functions.
8508 * et-forest.c (et_root): New function.
8509 * et-forest.h (et_root): Declare.
8510 * Makefile.in (graphds.o): Add.
8511 (cfgloopanal.o): Add graphds.h dependency.
8512 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8513 * basic-block.h (get_dominated_by, get_dominated_by_region,
8514 iterate_fix_dominators): Declaration changed.
8515 (recount_dominator): Renamed to ...
8516 (recompute_dominator): ... this.
8517 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8518 (thread_through_all_blocks): Do not free dominance info.
8520 2007-06-03 Andreas Schwab <schwab@suse.de>
8522 * config/m68k/m68k.c (override_options): Don't override
8524 * config/m68k/m68k-modes.def (SF, DF): Define to use
8525 motorola_single_format and motorola_double_format, resp.
8526 * real.c (motorola_single_format): Renamed from
8527 coldfire_single_format.
8528 (motorola_double_format): Renamed from coldfire_double_format.
8529 (encode_ieee_extended): Generate a proper canonical NaN image
8530 respecting canonical_nan_lsbs_set.
8531 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8533 * real.h: Adjust declarations.
8535 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8538 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8539 the symbol is generated with the stack protector.
8541 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8543 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8544 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8546 * doc/extend.texi (interrupt): Mention m68k.
8548 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8550 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8551 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8552 (ix86_expand_sse_pcmpestr): Do not check operands for
8553 "register_operand", when insn operand predicate is "register_operand".
8554 (ix86_expand_sse_pcmpistr): Ditto.
8556 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8557 Uros Bizjak <ubizjak@gmail.com>
8559 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8560 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8561 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8562 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8563 * config/i386/constraints.md ("z"): New register constraint
8564 for members of SSE_FIRST_REG class.
8565 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8566 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8567 SSE_FIRST_REG class.
8568 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8569 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8570 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8571 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8572 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8573 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8574 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8575 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8576 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8577 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8578 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8579 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8580 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8581 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8582 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8583 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8584 (struct builtin_description): Change "flag" field to unsigned.
8585 (bdesc_pcmpestr): New builtin description table.
8586 (bdesc_pcmpistr): Likewise.
8587 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8588 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8589 Initialize pcmp[ei]str[im] insns for SSE4.2.
8590 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8591 (ix86_expand_sse_pcmpistr): Likewise.
8592 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8593 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8594 (UNSPEC_PCMPISTR): Likewise.
8595 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8596 (sse4_2_pcmpestri):New isns pattern.
8597 (sse4_2_pcmpestrm): Likewise.
8598 (sse4_2_pcmpestr_cconly): Likewise.
8599 (sse4_2_pcmpistr): New insn patern and splitter.
8600 (sse4_2_pcmpistri):New isns pattern.
8601 (sse4_2_pcmpistrm): Likewise.
8602 (sse4_2_pcmpistr_cconly): Likewise.
8603 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8606 2007-06-01 David Daney <ddaney@avtrex.com>
8608 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8609 LOADGP_ABSOLUTE and not binds_local_p.
8611 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8613 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8615 2007-06-01 Ian Lance Taylor <iant@google.com>
8617 * tree-vrp.c (compare_name_with_value): Always set
8618 used_strict_overflow if we get a result from the variable itself.
8620 2007-06-01 Ian Lance Taylor <iant@google.com>
8622 PR rtl-optimization/31455
8623 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8624 subregs which have a cast between modes which are not tieable.
8626 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8628 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8629 breaks after return statements.
8631 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8633 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8634 only after no_new_pseudos.
8636 2007-05-31 Eric Christopher <echristo@apple.com>
8638 * expr.c (convert_move): Assert that we don't have a BLKmode
8640 (store_expr): Handle BLKmode moves by calling emit_block_move.
8642 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8644 * c-typeck.c (build_indirect_ref): Include type in error message.
8645 (build_binary_op): Pass types to binary_op_error.
8646 * c-common.c (binary_op_error): Take two type arguments, print out
8648 * c-common.h (binary_op_error): Update prototype.
8650 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8652 * config/i386/i386.c: Correct coments on -mno-sse4.
8654 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8656 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8657 (x86_64-*-*): Likewise.
8658 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8659 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8660 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8661 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8662 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8663 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8664 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8665 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8666 (OPTION_MASK_ISA_SSE4): Likewise.
8667 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8668 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8669 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8670 (override_options): Support SSE4.2.
8671 (ix86_build_const_vector): Support SImode and DImode.
8672 (ix86_build_signbit_mask): Likewise.
8673 (ix86_expand_int_vcond): Support V2DImode.
8674 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8675 (IX86_BUILTIN_CRC32HI): Likewise.
8676 (IX86_BUILTIN_CRC32SI): Likewise.
8677 (IX86_BUILTIN_CRC32DI): Likewise.
8678 (IX86_BUILTIN_PCMPGTQ): Likewise.
8679 (bdesc_crc32): Likewise.
8680 (bdesc_sse_3arg): Likewise.
8681 (ix86_expand_crc32): Likewise.
8682 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8683 (ix86_expand_builtin): Likewise.
8684 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8685 __SSE4_2__ for -msse4.2.
8686 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8687 (CRC32MODE): Likewise.
8688 (crc32modesuffix): Likewise.
8689 (crc32modeconstraint): Likewise.
8690 (sse4_2_crc32<mode>): Likewise.
8691 (sse4_2_crc32di): Likewise.
8692 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8694 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8695 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8696 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8697 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8698 (vcondu<mode>): Likewise.
8699 * doc/extend.texi: Document SSE4.2 built-in functions.
8700 * doc/invoke.texi: Document -msse4.2/-msse4.
8702 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8704 PR tree-optimization/32160
8705 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8706 variable as gimple reg.
8707 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8709 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8711 * gcc.c (main): Don't consider linker options when issuing the
8712 warning about a linker input file not being used.
8714 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8716 * tree-vrp.c (compare_names): Initialize sop.
8718 2007-05-30 Dirk Mueller <dmueller@suse.de>
8720 * cgraphunit.c (cgraph_analyze_function): Remove
8721 computation of inline parameters.
8723 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8725 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8727 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8729 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8730 Add vx-common.h. Include vxworks.h between vx-common.h and
8732 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8734 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8735 (TARGET_ASM_DESTRUCTOR): Likewise.
8736 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8737 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8738 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8739 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8740 (VXWORKS_ENDIAN_SPEC): Define.
8741 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8742 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8743 VXWORKS_* equivalents.
8744 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8745 (ASM_FILE_START): Delete.
8746 (TARGET_VERSION): Reformat.
8747 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8748 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8749 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8750 (FPBIT, DPBIT): Define.
8751 (fp-bit.c, dp-bit.c): New rules.
8752 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8753 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8754 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8755 * config/arm/arm.h: Include vxworks-dummy.h.
8756 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8757 Mark with ATTRIBUTE_UNUSED.
8758 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8759 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8760 make it incompatible with -msingle-pic-base.
8761 (arm_function_ok_for_sibcall): Return false for calls that might
8762 go through a VxWorks PIC PLT entry.
8763 (require_pic_register): New function, split out from...
8764 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8766 (arm_load_pic_register): Handle the VxWorks RTP initialization
8767 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8768 (arm_emit_call_insn): New function.
8769 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8770 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8771 (pic_offset_arm): New pattern.
8772 (call, call_value): Use arm_emit_call_insn.
8773 (call_internal, call_value_internal): New expanders.
8774 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8775 VxWorks unless __PIC__.
8777 2007-05-30 Eric Christopher <echristo@gmail.com>
8779 * genrecog.c: Include regs.h in generated file.
8780 * genemit.c: Ditto. Fix up formatting.
8781 * config/mn10300/constraints.md: New.
8782 * config/mn10300/mn10300.md: Include.
8783 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8784 Fix up for removed macro.
8785 * config/mn10300/predicates.md (call_address_operand): Ditto.
8786 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8787 (CONST_OK_FOR_I): Ditto.
8788 (CONST_OK_FOR_J): Ditto.
8789 (CONST_OK_FOR_K): Ditto.
8790 (CONST_OK_FOR_L): Ditto.
8791 (CONST_OK_FOR_M): Ditto.
8792 (CONST_OK_FOR_N): Ditto.
8793 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8797 (EXTRA_CONSTRAINT): Ditto.
8799 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8801 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8803 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8804 OPTION_MASK_ISA_64BIT.
8805 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8807 2007-05-30 Richard Guenther <rguenther@suse.de>
8810 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8811 types for comparison.
8812 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8813 with original typed arguments.
8814 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8816 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8818 PR tree-optimization/31769
8819 * except.c (duplicate_eh_regions): Clear prev_try if
8820 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8822 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8824 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8825 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8826 bsi of the location where statements should be inserted.
8827 (sink_code_in_bb): Take bsi from statement_sink_location.
8828 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8829 instead of bsi_start.
8830 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8832 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8833 (bsi_move_before): Document inconsistency with bsi_move_after.
8834 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8836 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8838 * config/i386/i386.h (TARGET_ABM): New define.
8839 (TARGET_POPCNT): Ditto.
8840 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8841 New temporary defines to redefine from OPTION_ISA_* defines.
8842 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8843 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8844 (ix86_isa_flags): New extern int declaration.
8845 (TARGET_SUBTARGET_DEFAULT): New define.
8846 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8847 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8848 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8849 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8850 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8851 * config/i386/darwin.h: Change TARGET_64BIT define to
8854 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8855 using existing "ix86_isa_flags" varible.
8856 (m32, m64): Use existing "ix86_isa_flags" variable.
8857 (mmmx, m3dnow): Ditto.
8858 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8859 (mabm): Define as non-negative option using "x86_abm" variable.
8860 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8862 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8863 Rewrite feature test bitmap.
8864 (ix86_isa_flags): New initialized global int varible.
8865 (ix86_isa_flags_explicit): New static int variable.
8866 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8867 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8868 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8869 target_flags_explicit.
8870 (override_options): Remove "target_enable" and "target_disable" fields
8871 from "struct ptt". Update processor_target_table accordingly. Remove
8872 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8873 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8874 "target_flags" and "ix86_isa_flags_explicit" instead of
8875 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8876 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8877 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8878 to true when either of PTA_POPCNT or PTA_ABM is set in
8879 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8880 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8881 processor_alias_table flags entry. Remove handling of
8882 "target_enable" and "target_disable" fields of processor_target_table.
8883 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8884 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8885 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8886 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8887 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8889 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8891 2007-05-29 David Daney <ddaney@avtrex.com>
8894 * config/mips/mips.c (mips_output_mi_thunk): Emit
8895 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8897 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8898 * config/i386/i386.c (ix86_function_regparm): Added checking of
8899 ix86_force_align_arg_pointer to determine the number of
8900 register parameters.
8902 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8904 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8905 (SET_DR_MISALIGNMENT): New.
8906 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8907 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8908 Use SET_DR_MISALIGNMENT.
8909 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8911 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8912 find_loop_nest): Export.
8913 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8914 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8915 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8916 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8918 (struct mem_ref): Add field reuse_distance.
8919 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8920 Initialize reuse_distance field.
8921 (issue_prefetch_ref): Select temporality of prefetch according to
8923 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8924 self_reuse_distance, determine_loop_nest_reuse): New functions.
8925 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8926 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8927 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8930 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8932 * tree-ssa-alias.c: Add aliasing overview.
8934 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8935 Danny Smith <dannysmith@users.sourceforge.net>
8938 * config/i386/t-crtfm: Compile crtfastmath.o with
8939 -minline-all-stringops.
8940 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8941 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8943 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8945 * doc/md.texi: Document constraints on HP PA-RISC.
8947 * pa/constraints.md: New file.
8948 * pa.md: Include constraints.md.
8949 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8950 (integer_store_memory_operand, ldil_cint_p): New functions.
8951 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8952 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8953 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8954 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8955 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8957 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8960 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8961 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8962 case POSTDECREMENT_EXPR>): Return the error_mark_node
8963 if either the real or imaginary parts would an
8966 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8968 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8969 name when we remove it from a call.
8971 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8973 * targhooks.c (default_narrow_bitfield): Remove.
8974 * targhooks.h: Remove the prototype for
8975 default_narrow_bitfield.
8977 * langhooks-def.h: Remove the prototype for
8978 hook_get_alias_set_0.
8979 * langhooks.c (hook_get_alias_set_0): Remove.
8981 * global.c (EXECUTE_IF_CONFLICT): Remove.
8983 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8986 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8987 return true when truth_value_p is true and the type
8990 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8992 * doc/install.texi (Prerequisites): We no longer require Autoconf
8993 2.13 for the top-level.
8995 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8997 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8998 memory access via x86_expand_vector_move_misalign() only for
8999 TImode values on 32-bit targets.
9001 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
9003 * matrix-reorg.c: New file. Implement matrix flattening and
9004 transposing optimization.
9005 * tree-pass.h: Add matrix reorg pass.
9006 * common.opt: Add fipa-mreorg flag.
9007 * Makefile.in: Add matrix-reorg.c.
9008 * passes.c: Add matrix reorg pass.
9009 * varpool.c (add_new_static_var): New function.
9010 * cgraph.h (add_new_static_var): Declare.
9012 2007-05-27 Eric Christopher <echristo@apple.com>
9014 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9015 sp_offset depending on stack size. Save r12 depending
9016 on registers we're saving later.
9017 (rs6000_emit_epilogue): Update sp_offset depending only
9020 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9022 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9023 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9024 * ifcvt.c (if_convert): Ditto.
9025 * tree-ssa-threadupdate.c (thread_block): Ditto.
9026 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9027 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9028 verify_loop_closed_ssa): Check number_of_loops instead of
9030 * predict.c (tree_estimate_probability): Ditto.
9031 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9032 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9033 * modulo-sched.c (sms_schedule): Ditto.
9034 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9035 (scev_finalize): Do not do anything if scev analysis was not
9037 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9038 current_loops == NULL.
9039 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9040 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9042 (loop_optimizer_finalize): Assert that loops were analyzed.
9043 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9044 rtl_doloop): Check number_of_loops instead of current_loops.
9045 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9046 current_loops == NULL.
9047 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9048 gate_tree_vectorize tree_linear_transform, check_data_deps,
9049 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9050 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9051 Check number_of_loops instead of current_loops.
9052 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9053 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9054 free loops if available.
9055 (execute_pre): Do not pass do_fre to fini_pre.
9057 2007-05-27 Tobias Burnus <burnus@net-b.de>
9060 * real.c (mpfr_from_real): Fix sign of -Inf.
9062 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9064 * tree-vect-transform.c (vectorizable_conversion): Initialize
9065 tree_code variables to ERROR_MARK.
9066 (vectorizable_type_demotion): Likewise.
9067 (vectorizable_type_promotion): Likewise.
9069 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/i386.md (movti): Handle push operands via
9075 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9077 * basic-block.h: Remove the prototype for merge_seq_blocks.
9078 * cfgcleanup.c (merge_seq_blocks): Remove.
9080 * tree-flow.h: Remove the prototype for is_aliased_with.
9081 * tree-ssa-alias.c (is_aliased_with): Remove.
9083 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9085 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9087 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9089 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9090 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9091 (vec_unpacks_hi_v16qi): Likewise.
9092 (vec_unpacku_lo_v16qi): Likewise.
9093 (vec_unpacks_lo_v16qi): Likewise.
9094 (vec_unpacku_hi_v8hi): Likewise.
9095 (vec_unpacks_hi_v8hi): Likewise.
9096 (vec_unpacku_lo_v8hi): Likewise.
9097 (vec_unpacks_lo_v8hi): Likewise.
9098 (vec_unpacku_hi_v4si): Likewise.
9099 (vec_unpacks_hi_v4si): Likewise.
9100 (vec_unpacku_lo_v4si): Likewise.
9101 (vec_unpacks_lo_v4si): Likewise.
9103 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9105 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9106 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9107 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9108 follow spelling conventions in various
9109 warning/error/diagnostic messages.
9111 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9112 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9113 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9114 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9115 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9116 * doc/tm.texi: Follow spelling conventions.
9118 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9121 * tree-ssa-forwprop.c
9122 (forward_propagate_addr_into_variable_array_index): Remove
9123 the lhs argument. Use the type of def_rhs instead of lhs.
9124 (forward_propagate_addr_expr_1): Update use of
9125 forward_propagate_addr_into_variable_array_index.
9127 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9128 Nigel Stephens <nigel@mips.com>
9130 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9131 function attributes, "far" being an alias for "long_call".
9132 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9133 (mips_near_type_p, mips_far_type_p): New.
9134 (mips_comp_type_attributes): New function to check that attributes
9135 attached to a function type are compatible.
9136 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9137 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9138 to the target function of the thunk.
9139 (mips_encode_section_info): Check for "near" and "far" function
9140 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9142 * config/mips/predicates.md (const_call_insn_operand): Test only
9143 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9145 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9148 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9149 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9150 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9151 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9153 2007-05-25 Eric Christopher <echristo@apple.com>
9155 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9156 to x86-darwin configurations.
9157 * config/i386/t-darwin: Add softfp support.
9158 * config/i386/t-darwin64: Ditto.
9159 * config/i386/sfp-machine.h: If mach then don't use
9160 aliasing, emit a stub to call.
9162 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9164 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9165 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9166 tree-predcom.c, tree-ssa-alias-warnings.c,
9167 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9168 comment typos. Follow spelling conventions.
9169 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9171 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9174 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9175 constants into memory. Expand unaligned memory references for
9176 SSE modes via x86_expand_vector_move_misalign() function.
9178 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9180 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9181 "memory" attribute for "sseishft" type insn without operands[2].
9183 2007-05-25 Dirk Mueller <dmueller@suse.de>
9184 Marcus Meissner <meissner@suse.de>
9186 * doc/extend.texi (alloc_size): New attribute.
9187 * c-common.c (handle_alloc_size_attribute): New.
9188 * tree-object-size.c (alloc_object_size): Use alloc_size
9189 attribute, if available.
9191 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9195 (__builtin_ia32_vec_ext_v2di): Likewise.
9196 (__builtin_ia32_vec_ext_v4si): Likewise.
9197 (__builtin_ia32_vec_ext_v8hi): Likewise.
9198 (__builtin_ia32_vec_ext_v16qi): Likewise.
9199 (__builtin_ia32_vec_set_v8hi): Likewise.
9201 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9203 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9205 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9207 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9208 (arm_is_longcall_p): Rename to...
9209 (arm_is_long_call_p): ...this. Take a single tree argument and
9211 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9212 (CUMULATIVE_ARGS): Remove call_cookie.
9213 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9214 (ENCODED_LONG_CALL_ATTR_P): Delete.
9215 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9216 LONG_CALL_FLAG_CHAR cases.
9217 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9218 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9219 ARM_DECLARE_FUNCTION_SIZE.
9220 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9221 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9222 (arm_encode_call_attribute, current_file_function_operand): Delete.
9223 (arm_function_in_section_p): New function.
9224 (arm_is_longcall_p): Rename to...
9225 (arm_is_long_call_p): ...this. Take the target function as a single
9226 argument and return a bool. Do not rely on call cookies. Check
9227 whether the target symbol is in the same section as the current
9228 function, not just the same compilation unit.
9229 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9230 (arm_encode_section_info): Don't encode a call type.
9231 * config/arm/arm.md (call, call_value): Update calls to
9232 arm_is_long(_)call_p. Simplify logic.
9233 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9234 Update calls to arm_is_long(_)call_p.
9236 2007-05-25 Richard Guenther <rguenther@suse.de>
9238 PR tree-optimization/31982
9239 * tree-ssa-forwprop.c
9240 (forward_propagate_addr_into_variable_array_index): Handle arrays
9241 with element size one.
9243 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9245 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9246 (umulsi3_highpart): Likewise.
9248 2007-05-24 Ian Lance Taylor <iant@google.com>
9250 PR rtl-optimization/32069
9251 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9254 2007-05-24 Ollie Wild <aaw@google.com>
9256 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9259 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9261 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9262 (oprs_unchanged_p): Use it to check all registers in a REG.
9263 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9264 (reg_set_between_after_reload_p): Delete.
9265 (reg_used_between_after_reload_p): Likewise.
9266 (reg_set_or_used_since_bb_start): Likewise.
9267 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9268 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9269 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9270 * rtlanal.c (reg_set_p): Check whether REG overlaps
9271 regs_invalidated_by_call, rather than just checking the
9272 membership of REGNO (REG).
9274 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9276 * doc/passes.texi: Document predictive commoning.
9277 * doc/invoke.texi (-fpredictive-commoning): Document.
9278 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9279 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9280 adding indices to the generated name.
9281 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9282 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9283 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9284 (op_symbol_code): ... and exported.
9285 (dump_omp_clause, op_symbol): Use op_symbol_code
9286 instead of op_symbol_1.
9287 * tree-pass.h (pass_predcom): Declare.
9288 * timevar.def (TV_PREDCOM): New timevar.
9289 * tree-ssa-loop.c (run_tree_predictive_commoning,
9290 gate_tree_predictive_commoning, pass_predcom): New.
9291 * tree-data-ref.c (find_data_references_in_loop): Find the
9292 references in dominance order.
9293 (canonicalize_base_object_address): Ensure that the result has
9295 (dr_analyze_innermost): Export.
9296 (create_data_ref): Code to fail for references with invariant
9298 (find_data_references_in_stmt): ... here.
9299 * tree-data-ref.h (dr_analyze_innermost): Declare.
9300 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9301 (aff_combination_find_elt, name_expansion_hash,
9302 name_expansion_eq, tree_to_aff_combination_expand,
9303 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9305 * tree-affine.h (aff_combination_constant_multiple_p,
9306 tree_to_aff_combination_expand): Declare.
9307 * tree-predcom.c: New file.
9308 * common.opt (fpredictive-commoning): New option.
9309 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9310 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9311 * Makefile.in (tree-predcom.o): Add.
9312 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9313 * passes.c (init_optimization_passes): Add dceloop after
9314 copy propagation in loop optimizer. Add predictive commoning
9315 to loop optimizer passes.
9317 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9319 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9322 2007-05-24 Jan Hubicka <jh@suse.cz>
9324 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9326 (genheader): Include statistics.h.
9328 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9330 * print-rtl.c (flag_dump_unnumbered): Update comments.
9331 (print_rtl): Fix my previous change.
9332 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9335 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9338 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9340 (thread_through_all_blocks): Call initialize_original_copy_tables
9341 and free_original_copy_tables.
9342 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9344 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9345 * cfghooks.c (duplicate_block): Use get_loop_copy.
9346 * cfg.c: Include cfgloop.h.
9347 (loop_copy): New hash table.
9348 (initialize_original_copy_tables): Initialize loop_copy table.
9349 (free_original_copy_tables): Free loop_copy table.
9350 (copy_original_table_clear, copy_original_table_set,
9351 set_loop_copy, get_loop_copy): New functions.
9352 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9353 * cfgloop.h (struct loop): Remove copy field.
9354 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9355 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9357 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9359 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9360 -msse/-msse2/-msse3.
9362 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9364 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9365 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9367 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9370 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9371 * targhooks.h (default_mangle_decl_assembler_name): Declare
9373 * targhooks.c (default_mangle_decl_assembler_name): Define
9375 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9377 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9378 * langhooks.c (lhd_set_decl_assembler_name): Call
9379 targetm.mangle_decl_assembler_name for names with global scope.
9381 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9383 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9384 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9386 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9387 New. Factored out of i386_pe_encode_section_info.
9388 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9389 Move check for prior decoration of stdcall
9390 symbols to i386_pe_encode_section_info.
9391 (i386_pe_encode_section_info): Adjust call to
9392 gen_stdcall_or_fastcall_suffix. Use
9393 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9394 (i386_pe_mangle_decl_assembler_name): New. Wrap
9395 i386_pe_maybe_mangle_decl_assembler_name.
9397 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9399 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9400 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9401 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9402 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9403 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9406 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9407 Nigel Stephens <nigel@mips.com>
9408 Richard Sandiford <richard@codesourcery.com>
9410 Fix up MIPS16 hard float and add support for complex.
9412 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9413 (TARGET_SOFT_FLOAT_ABI): New.
9414 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9415 __mips_soft_float to reflect the ABI in use, not whether the
9416 FPU is directly accessible (e.g., in MIPS16 mode).
9417 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9418 (UNITS_PER_FPVALUE): Likewise.
9420 * config/mips/mips.c (mips_expand_call): Remove redundant
9421 TARGET_MIPS16 check.
9422 (mips_arg_regno): New.
9423 (function_arg_advance): When setting bits in cum->fp_code for
9424 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9426 (function_arg): Use mips_arg_regno.
9427 (mips_return_mode_in_fpr_p): New.
9428 (mips16_call_stub_mode_suffix): New.
9429 (mips16_cfun_returns_in_fpr_p): New.
9430 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9431 (mips_output_function_prologue): Test mips16_hard_float, not
9432 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9433 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9434 return value into a floating-point register.
9435 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9436 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9437 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9438 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9439 word of double arguments from or to the high bits of 64-bit
9440 floating point registers.
9441 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9442 (mips16_fpret_double): New helper function.
9443 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9444 support for complex modes. Fill in DECL_RESULT for stubdecl.
9445 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9447 * config/mips/mips16.S
9448 (RET, ARG1, ARG2): New.
9449 (MERGE_GPRf, MERGE_GPRt): New.
9450 (DELAYt, DELAYf): New.
9451 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9452 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9453 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9454 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9455 (SFOP): Renamed to...
9456 (OPSF3): This, and macro-ified. Updated all uses.
9457 (SFOP2): Renamed to...
9458 (OPSF2): This, and macro-ified. Updated all uses.
9459 (SFCMP): Renamed to...
9460 (CMPSF): This, and macro-ified. Updated all uses.
9461 (SFREVCMP): Renamed to...
9462 (REVCMPSF): This, and macro-ified. Updated all uses.
9463 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9464 (LDDBL1, LDDBL2, RETDBL): Deleted.
9465 (DFOP): Renamed to...
9466 (OPDF3): This, and macro-ified. Updated all uses.
9467 (DFOP2): Renamed to...
9468 (OPDF2): This, and macro-ified. Updated all uses.
9469 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9470 (DFCMP): Renamed to...
9471 (CMPDF): This, and macro-ified. Updated all uses.
9472 (DFREVCMP): Renamed to...
9473 (REVCMPDF): This, and macro-ified. Updated all uses.
9474 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9475 (RET_FUNCTION): New.
9476 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9477 (__mips16_ret_sc, __mips16_ret_dc): New.
9478 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9479 STUB_ARGS_6, STUB_ARGS_10): New.
9480 (CALL_STUB_NO_RET): New.
9481 (__mips16_call_stub_1): Macro-ified.
9482 (__mips16_call_stub_5): Macro-ified.
9483 (__mips16_call_stub_2): Macro-ified.
9484 (__mips16_call_stub_6): Macro-ified.
9485 (__mips16_call_stub_9): Macro-ified.
9486 (__mips16_call_stub_10): Macro-ified.
9487 (CALL_STUB_RET): New.
9488 (__mips16_call_stub_sf_0): Macro-ified.
9489 (__mips16_call_stub_sf_1): Macro-ified.
9490 (__mips16_call_stub_sf_5): Macro-ified.
9491 (__mips16_call_stub_sf_2): Macro-ified.
9492 (__mips16_call_stub_sf_6): Macro-ified.
9493 (__mips16_call_stub_sf_9): Macro-ified.
9494 (__mips16_call_stub_sf_10): Macro-ified.
9495 (__mips16_call_stub_df_0): Macro-ified.
9496 (__mips16_call_stub_df_1): Macro-ified.
9497 (__mips16_call_stub_df_5): Macro-ified.
9498 (__mips16_call_stub_df_2): Macro-ified.
9499 (__mips16_call_stub_df_6): Macro-ified.
9500 (__mips16_call_stub_df_9): Macro-ified.
9501 (__mips16_call_stub_df_10): Macro-ified.
9502 (__mips16_call_stub_sc_0): New.
9503 (__mips16_call_stub_sc_1): New.
9504 (__mips16_call_stub_sc_5): New.
9505 (__mips16_call_stub_sc_2): New.
9506 (__mips16_call_stub_sc_6): New.
9507 (__mips16_call_stub_sc_9): New.
9508 (__mips16_call_stub_sc_10): New.
9509 (__mips16_call_stub_dc_0): New.
9510 (__mips16_call_stub_dc_1): New.
9511 (__mips16_call_stub_dc_5): New.
9512 (__mips16_call_stub_dc_2): New.
9513 (__mips16_call_stub_dc_6): New.
9514 (__mips16_call_stub_dc_9): New.
9515 (__mips16_call_stub_dc_10): New.
9517 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9518 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9519 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9521 2007-05-23 Ian Lance Taylor <iant@google.com>
9523 * doc/invoke.texi (Invoking GCC): Document that the order of the
9526 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9529 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9530 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9531 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9535 * config/score/score.c (score_print_operand): Make sure that only
9536 lower bits are used.
9538 2007-05-22 Ian Lance Taylor <iant@google.com>
9540 * tree-vrp.c (avoid_overflow_infinity): New static function,
9541 broken out of set_value_range_to_value.
9542 (set_value_range_to_value): Call avoid_overflow_infinity.
9543 (extract_range_from_assert): Likewise.
9545 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9548 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9549 change the type before looking for a COMPOUND_EXPR.
9551 2007-05-22 Ian Lance Taylor <iant@google.com>
9553 * lower-subreg.c (decompose_multiword_subregs): If we change an
9554 insn, call remove_retval_note on it.
9556 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9558 * regs.h (end_hard_regno): New function.
9559 (END_HARD_REGNO, END_REGNO): New macros.
9560 (add_to_hard_reg_set): New function.
9561 (remove_from_hard_reg_set): Likewise.
9562 (in_hard_reg_set_p): Likewise.
9563 (overlaps_hard_reg_set_p): Likewise.
9564 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9565 (note_btr_set): Use END_HARD_REGNO.
9566 * caller-save.c (setup_save_areas): Use end_hard_regno.
9567 (mark_set_regs): Use END_HARD_REGNO.
9568 (add_stored_regs): Use end_hard_regno.
9569 (mark_referenced_regs): Use add_to_hard_reg_set.
9570 * combine.c (update_table_tick): Use END_REGNO.
9571 (record_value_for_reg): Likewise.
9572 (record_dead_and_set_regs): Likewise.
9573 (get_last_value_validate): Likewise.
9574 (use_crosses_set_p): Likewise.
9575 (reg_dead_at_p_1): Likewise.
9576 (reg_dead_at_p): Likewise.
9577 (mark_used_regs_combine): Use add_to_hard_reg_set.
9578 (move_deaths): Use END_HARD_REGNO.
9579 (reg_bitfield_target_p): Use end_hard_regno.
9580 (distribute_notes): Use END_HARD_REGNO.
9581 * cse.c (mention_regs): Use END_REGNO.
9582 (insert): Use add_to_hard_reg_set.
9583 (invalidate): Use END_HARD_REGNO.
9584 (invalidate_for_call): Likewise.
9585 (exp_equiv_p): Use END_REGNO.
9586 (cse_insn): Likewise.
9587 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9588 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9589 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9590 * function.c (keep_stack_depressed): Use end_hard_regno.
9591 * global.c (global_alloc): Use end_hard_regno.
9592 (global_conflicts): Use add_to_hard_reg_set instead of
9594 (find_reg): Likewise.
9595 (mark_reg_store): Likewise.
9596 (mark_reg_conflicts): Likewise.
9597 (mark_reg_death): Use remove_from_hard_reg_set.
9598 (mark_reg_live_nc): Delete.
9599 (set_preference): Use end_hard_regno.
9600 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9601 remove_from_hard_reg_set.
9602 (post_mark_life): Use add_to_hard_reg_set.
9603 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9604 (reg_becomes_live): Use add_to_hard_reg_set.
9605 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9606 (peep2_find_free_register): Use add_to_hard_reg_set.
9607 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9608 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9609 * regrename.c (note_sets): Use add_to_hard_reg_set.
9610 (clear_dead_regs): Use remove_from_hard_reg_set.
9611 (regrename_optimize): Use add_to_hard_reg_set.
9612 (find_oldest_value_reg): Use in_hard_reg_set_p.
9613 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9614 (hard_reg_set_here_p): Use end_hard_regno.
9615 (decompose): Likewise.
9616 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9617 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9618 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9619 (mark_home_live): Use end_hard_regno.
9620 (spill_hard_reg): Likewise.
9621 (clear_reload_reg_in_use): Likewise.
9622 * reorg.c (delete_prior_computation): Use END_REGNO.
9623 * resource.c (update_live_status): Use END_HARD_REGNO.
9624 (mark_referenced_resources): Use add_to_hard_reg_set.
9625 (mark_set_resources): Likewise.
9626 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9627 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9628 (reg_overlap_mentioned_p): Likewise.
9629 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9630 (covers_regno_no_parallel_p): Use END_REGNO.
9631 (find_regno_note): Likewise.
9632 (find_reg_fusage): Use END_HARD_REGNO.
9633 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9634 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9636 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9638 * mode-switching.c (reg_dies): Change type of second argument to
9640 (optimize_mode_switching): Update accordingly.
9642 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9644 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9646 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9647 (hard_reg_set_empty_p): ...these new functions.
9648 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9649 GO_IF_HARD_REG_SUBSET.
9650 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9651 instead of GO_IF_HARD_REG_EQUAL.
9652 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9653 instead of GO_IF_HARD_REG_EQUAL.
9654 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9655 GO_IF_HARD_REG_SUBSET.
9656 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9657 GO_IF_HARD_REG_EQUAL.
9658 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9659 of GO_IF_HARD_REG_SUBSET.
9660 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9661 instead of GO_IF_HARD_REG_EQUAL.
9662 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9663 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9664 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9665 of GO_IF_HARD_REG_SUBSET,
9666 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9667 GO_IF_HARD_REG_SUBSET.
9668 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9669 instead of GO_IF_HARD_REG_EQUAL.
9670 * config/sh/sh.c (push_regs, calc_live_regs): Use
9671 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9672 (hard_regs_intersect_p): Delete.
9674 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9676 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9678 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9679 Richard Henderson <rth@redhat.com>
9681 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9683 (x86_64-*-*): Likewise.
9685 * i386/i386-modes.def (V2QI): New.
9687 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9689 (override_options): Support SSE4.1.
9690 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9691 (IX86_BUILTIN_BLENDPS): Likewise.
9692 (IX86_BUILTIN_BLENDVPD): Likewise.
9693 (IX86_BUILTIN_BLENDVPS): Likewise.
9694 (IX86_BUILTIN_PBLENDVB128): Likewise.
9695 (IX86_BUILTIN_PBLENDW128): Likewise.
9696 (IX86_BUILTIN_DPPD): Likewise.
9697 (IX86_BUILTIN_DPPS): Likewise.
9698 (IX86_BUILTIN_INSERTPS128): Likewise.
9699 (IX86_BUILTIN_MOVNTDQA): Likewise.
9700 (IX86_BUILTIN_MPSADBW128): Likewise.
9701 (IX86_BUILTIN_PACKUSDW128): Likewise.
9702 (IX86_BUILTIN_PCMPEQQ): Likewise.
9703 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9704 (IX86_BUILTIN_PMAXSB128): Likewise.
9705 (IX86_BUILTIN_PMAXSD128): Likewise.
9706 (IX86_BUILTIN_PMAXUD128): Likewise.
9707 (IX86_BUILTIN_PMAXUW128): Likewise.
9708 (IX86_BUILTIN_PMINSB128): Likewise.
9709 (IX86_BUILTIN_PMINSD128): Likewise.
9710 (IX86_BUILTIN_PMINUD128): Likewise.
9711 (IX86_BUILTIN_PMINUW128): Likewise.
9712 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9713 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9714 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9715 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9716 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9717 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9718 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9719 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9720 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9721 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9722 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9723 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9724 (IX86_BUILTIN_PMULDQ128): Likewise.
9725 (IX86_BUILTIN_PMULLD128): Likewise.
9726 (IX86_BUILTIN_ROUNDPD): Likewise.
9727 (IX86_BUILTIN_ROUNDPS): Likewise.
9728 (IX86_BUILTIN_ROUNDSD): Likewise.
9729 (IX86_BUILTIN_ROUNDSS): Likewise.
9730 (IX86_BUILTIN_PTESTZ): Likewise.
9731 (IX86_BUILTIN_PTESTC): Likewise.
9732 (IX86_BUILTIN_PTESTNZC): Likewise.
9733 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9734 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9735 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9736 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9737 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9739 (bdesc_sse_3arg): Likewise.
9740 (bdesc_2arg): Likewise.
9741 (bdesc_1arg): Likewise.
9742 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9744 (ix86_expand_sse_4_operands_builtin): New.
9745 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9746 smaller than 8 bits as the 2nd arg.
9747 (ix86_expand_sse_ptest): New.
9748 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9749 (ix86_expand_vector_set): Support SSE4.1.
9750 (ix86_expand_vector_extract): Likewise.
9752 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9753 __SSE4_1__ for -msse4.1.
9755 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9756 (UNSPEC_INSERTPS): Likewise.
9757 (UNSPEC_DP): Likewise.
9758 (UNSPEC_MOVNTDQA): Likewise.
9759 (UNSPEC_MPSADBW): Likewise.
9760 (UNSPEC_PHMINPOSUW): Likewise.
9761 (UNSPEC_PTEST): Likewise.
9762 (UNSPEC_ROUNDP): Likewise.
9763 (UNSPEC_ROUNDS): Likewise.
9765 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9767 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9768 (const_pow2_1_to_32768_operand): Likewise.
9770 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9773 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9775 (sse4_1_insertps): Likewise.
9776 (*sse4_1_extractps): Likewise.
9777 (sse4_1_ptest): Likewise.
9778 (sse4_1_mulv2siv2di3): Likewise.
9779 (*sse4_1_mulv4si3): Likewise.
9780 (*sse4_1_smax<mode>3): Likewise.
9781 (*sse4_1_umax<mode>3): Likewise.
9782 (*sse4_1_smin<mode>3): Likewise.
9783 (*sse4_1_umin<mode>3): Likewise.
9784 (sse4_1_eqv2di3): Likewise.
9785 (*sse4_1_pinsrb): Likewise.
9786 (*sse4_1_pinsrd): Likewise.
9787 (*sse4_1_pinsrq): Likewise.
9788 (*sse4_1_pextrb): Likewise.
9789 (*sse4_1_pextrb_memory): Likewise.
9790 (*sse4_1_pextrw_memory): Likewise.
9791 (*sse4_1_pextrq): Likewise.
9792 (sse4_1_blendpd): Likewise.
9793 (sse4_1_blendps): Likewise.
9794 (sse4_1_blendvpd): Likewise.
9795 (sse4_1_blendvps): Likewise.
9796 (sse4_1_dppd): Likewise.
9797 (sse4_1_dpps): Likewise.
9798 (sse4_1_movntdqa): Likewise.
9799 (sse4_1_mpsadbw): Likewise.
9800 (sse4_1_packusdw): Likewise.
9801 (sse4_1_pblendvb): Likewise.
9802 (sse4_1_pblendw): Likewise.
9803 (sse4_1_phminposuw): Likewise.
9804 (sse4_1_extendv8qiv8hi2): Likewise.
9805 (*sse4_1_extendv8qiv8hi2): Likewise.
9806 (sse4_1_extendv4qiv4si2): Likewise.
9807 (*sse4_1_extendv4qiv4si2): Likewise.
9808 (sse4_1_extendv2qiv2di2): Likewise.
9809 (*sse4_1_extendv2qiv2di2): Likewise.
9810 (sse4_1_extendv4hiv4si2): Likewise.
9811 (*sse4_1_extendv4hiv4si2): Likewise.
9812 (sse4_1_extendv2hiv2di2): Likewise.
9813 (*sse4_1_extendv2hiv2di2): Likewise.
9814 (sse4_1_extendv2siv2di2): Likewise.
9815 (*sse4_1_extendv2siv2di2): Likewise.
9816 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9817 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9818 (sse4_1_zero_extendv4qiv4si2): Likewise.
9819 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9820 (sse4_1_zero_extendv2qiv2di2): Likewise.
9821 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9822 (sse4_1_zero_extendv4hiv4si2): Likewise.
9823 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9824 (sse4_1_zero_extendv2hiv2di2): Likewise.
9825 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9826 (sse4_1_zero_extendv2siv2di2): Likewise.
9827 (*sse4_1_zero_extendv2siv2di2): Likewise.
9828 (sse4_1_roundpd): Likewise.
9829 (sse4_1_roundps): Likewise.
9830 (sse4_1_roundsd): Likewise.
9831 (sse4_1_roundss): Likewise.
9832 (mulv4si3): Don't expand for SSE4.1.
9833 (smax<mode>3): Likewise.
9834 (umaxv4si3): Likewise.
9835 (uminv16qi3): Likewise.
9836 (umin<mode>3): Likewise.
9837 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9839 * doc/extend.texi: Document SSE4.1 built-in functions.
9841 * doc/invoke.texi: Document -msse4.1.
9843 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9845 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9846 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9847 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9848 (ASM_SPEC): Add asm_pcrel_spec.
9849 (EXTRA_SPECS): Add asm_pcrel_spec.
9851 2007-05-21 David Daney <ddaney@avtrex.com>
9853 * doc/install.texi (Building a cross compiler): Add requirements
9854 for Java cross compiler.
9856 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9859 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9860 Add loopno argument. Use evolution_function_is_invariant_rec_p
9861 instead of evolution_function_is_constant_p.
9862 Update calls to evolution_function_is_affine_multivariate_p.
9863 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9864 Add loopno argument.
9865 * tree-scalar-evolution.c (gather_chrec_stats): Call
9866 evolution_function_is_affine_multivariate_p with a loop
9868 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9869 (analyze_overlapping_iterations): Likewise.
9870 (access_functions_are_affine_or_constant_p): Likewise.
9871 (build_classic_dist_vector_1): If the access functions
9872 are equal, don't do anything.
9874 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9875 Paolo Carlini <pcarlini@suse.de>
9876 Uros Bizjak <ubizjak@gmail.com>
9878 * c-cppbuiltin.c (c_cpp_builtins): Define
9879 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9880 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9881 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9882 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9884 2007-05-21 Mike Stump <mrs@apple.com>
9886 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9888 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9890 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9892 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9893 implementation if __OPTIMIZE__ is not defined.
9894 (_mm_alignr_pi8): Ditto.
9895 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9896 (_mm_inserti_si64): Ditto.
9897 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9898 (_mm_slli_epi16): Ditto.
9899 (_mm_slli_epi32): Ditto.
9900 (_mm_slli_epi64): Ditto.
9901 (_mm_srai_epi16): Ditto.
9902 (_mm_srai_epi32): Ditto.
9903 (_mm_srli_si128): Ditto.
9904 (_mm_slli_si128): Ditto.
9905 (_mm_srli_epi16): Ditto.
9906 (_mm_srli_epi32): Ditto.
9907 (_mm_srli_epi64): Ditto.
9908 (_mm_extract_epi16): Ditto.
9909 (_mm_insert_epi16): Ditto.
9910 (_mm_shufflehi_epi16): Ditto.
9911 (_mm_shufflelo_epi16): Ditto.
9912 (_mm_shuffle_epi32): Ditto.
9913 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9915 (_mm_insert_pi16): Ditto.
9917 (_mm_shuffle_pi16): Ditto.
9919 (_mm_shufle_ps): Ditto.
9920 (_mm_prefetch): Ditto.
9922 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9924 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9925 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9926 * real.c (encode_i370_single, decode_i370_single,
9927 encode_i370_double, decode_i370_double): Functions removed.
9928 (i370_single_format, i370_double_format): Initializations removed.
9929 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9930 Consider the log2_b field to always be one.
9931 (ieee_single_format, mips_single_format, coldfire_single_format,
9932 ieee_double_format, mips_double_format, coldfire_double_format,
9933 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9934 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9935 ibm_extended_format, mips_extended_format, ieee_quad_format,
9936 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9937 decimal_single_format, decimal_double_format, decimal_quad_format,
9938 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9939 initialization of log2_b.
9940 * real.h (i370_single_format, i370_double_format): Declarations
9942 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9943 field to always be one.
9945 2007-05-21 Andreas Schwab <schwab@suse.de>
9947 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9948 NOTE_INSN_BASIC_BLOCK_P.
9949 (process_for_unwind_directive): Likewise.
9951 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9953 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9954 * function.h (struct function): Move va_list_gpr_size,
9955 va_list_fpr_size, function_frequency to front of bitfields. Add
9957 (current_function_calls_unwind_init): New.
9958 * except.c (expand_builtin_unwind_init): Set
9959 current_function_calls_unwind_init not
9960 current_function_has_nonlocal_label.
9961 * reload1.c (has_nonexceptional_receiver): New.
9962 (reload): Use it and current_function_calls_unwind_init to
9963 determine whether call-saved regs must be saved.
9965 2007-05-20 Jan Hubicka <jh@suse.cz>
9967 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9968 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9969 * ddg.c (create_ddg): LIkewise.
9970 * final.c (final): Remove hunk moving line number notes around since
9971 they are no longer present at this stage.
9972 (final_scan_insn): Use NOTE_KIND instead of
9973 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9974 (output_asm_label): Likewise.
9975 * reorg.c (dbr_schedule): Likewise.
9976 * haifa-sched.c (unlink_other_notes): Likewise.
9977 * mode-switching.c (optimize_mode_switching): Likewise.
9978 * graph.c (start_bb): Likewise.
9979 * rtl.def (NOTE): Update description.
9980 * jump.c (squeeze_notes): Delete.
9981 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9982 NOTE_INSN_BASIC_BLOCK_P when possible.
9983 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9984 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9985 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9986 (dwarf2out_var_location): Likewise.
9987 * cfgbuild.c (make_edges): Likewise.
9988 (find_basic_blocks_1): Likewise.
9989 * function.c (reorder_blocks_1): Likewise.
9990 (epilogue_done): Likewise.
9991 (reposition_prologue_and_epilogue_notes): Likewise.
9992 * print-rtl.c (print_rtx): Likewise; drop code for printing
9994 (print_rtl): Likewise.
9995 (print_rtl_single): Likewise.
9996 * gcse.c (insert_insn_start_bb): Likewise.
9997 * alias.c (init_alias_analysis): Likewise.
9998 * calls.c (fixup_tail_calls): Likewise.
9999 * except.c (sjlj_emit_function_enter): Likewise.
10000 * emit-rtl.c (add_insn_after): Likeiwse.
10001 (emit_label_before): Likewise.
10002 (emit_label_after): Likewise.
10003 (emit_note_before, emit_note_after, emit_note): Update
10004 parameter to be enum insn_note; do not deal with source
10006 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10007 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10009 (merge_blocks_move_successor_nojumps): Simplify now when
10010 we don't have BLOCK notes.
10011 (try_optimize_cfg): Likewise.
10012 * cfglayout.c (skip_insns_after_block): Likewise.
10013 (record_effective_endpoints): Likewise.
10014 (duplicate_insn_chain): Likewise.
10015 * varasm.c (output_constant_pool_1): Likewise.
10016 * sched-deps.c (sched_analyze): Likewise.
10017 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10019 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10020 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10021 (SET_INSN_DELETED): Simplify.
10022 (NOTE_LINE_NUMBER): Exterminate.
10023 (NOTE_LINE_KIND): New.
10024 (NOTE_INSN_BASIC_BLOCK_P): Update.
10025 (enum insn_note): Simplify.
10026 (GET_NOTE_INSN_NAME) Simplify.
10027 (emit_note_before, emit_note_after, emit_note): Update prototype.
10028 (squeeze_notes): Remove.
10029 * sched-int.h (NOTE_NOT_BB_P): Update.
10030 * resource.c (mark_target_live_regs): Update.
10031 * sched-rgn.c (debug_dependencies): Update.
10032 * sched-vis.c (print_insn): Update.
10033 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10034 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10035 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10036 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10037 (split_branches): Update.
10038 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10040 (sh_adjust_unroll_max): Exterminate.
10041 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10042 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10043 (m68hc11_reorg): Likewise.
10044 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10045 (emit_predicate_relation_info): Update.
10046 (process_for_unwind_directive): Update.
10047 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10048 (output_call): Update.
10049 * config/pa/pa.c (output_lbranch): Update.
10050 (output_millicode_call): Update.
10051 (output_call): Update.
10052 (pa_combine_instructions): Update.
10053 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10054 * config/bfin/bfin.c (gen_one_bundle): Update.
10055 * cfgrtl.c (can_delete_note_p): Update.
10056 (delete_insn): Update.
10057 (rtl_merge_blocks): Update.
10058 (commit_one_edge_insertion): Update.
10059 (rtl_verify_flow_info): Update.
10060 * stmt.c (expand_case): Do not call squeeze_notes.
10062 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10069 * c.opt (Wtype-limits): New.
10070 * doc/invoke.texi (Wtype-limits): Document it.
10071 (Wextra): Enabled by -Wextra.
10072 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10073 * c-common.c (shorten_compare): Warn with Wtype-limits.
10075 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10077 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10078 inlined function, not as a macro.
10079 (_mm_alignr_pi8): Ditto.
10080 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10081 (_mm_inserti_si64): Ditto.
10082 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10083 (_mm_extract_epi16): Ditto.
10084 (_mm_insert_epi16): Ditto.
10085 (_mm_shufflehi_epi16): Ditto.
10086 (_mm_shufflelo_epi16): Ditto.
10087 (_mm_shuffle_epi32): Ditto.
10088 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10089 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10091 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10093 (_m_to_float): Use C89 compatible assignment.
10095 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10098 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10100 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10103 * doc/invoke.texi (Wreturn-type): Complete description.
10104 (Wextra): Delete item about return-type warning.
10105 * c-decl.c: Delete redundant Wextra warning.
10107 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10110 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10111 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10112 inlined function, not as a macro.
10113 (_mm_prefetch): Ditto.
10114 (_m_pextrw): Ditto.
10115 (_mm_insert_pi16): Ditto.
10116 (_m_pinsrw): Ditto.
10117 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10118 (_m_pshufw): Ditto. Add const to __N argument.
10119 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10120 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10121 (_mm_slli_epi32): Ditto.
10122 (_mm_srli_si128): Implement as always inlined function, not as a
10123 macro. Add __inline to function declaration.
10124 (_mm_slli_si128): Ditto.
10126 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10128 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10129 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10131 (struct fenv): New structure.
10132 (FP_HANDLE_EXCEPTIONS): New define.
10133 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10134 (_FP_DECL_EXP): New define.
10135 (FP_INIT_ROUNDMODE): New define.
10136 (FP_ROUNDMODE): New define.
10138 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10140 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10141 (Wconversion): Update description.
10142 (Wconversion-sign): New.
10143 * c.opt (Wconversion-sign): New.
10144 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10145 means disabled for C++. Otherwise, take the status of Wconversion.
10146 * c-common.c (conversion_warning): Warn with either Wconversion or
10148 (warnings_for_convert_and_check): Conditions are already checked by
10149 conversion_warning.
10150 (convert_and_check): Don't check warnings if the conversion failed.
10152 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10153 Anatoly Sokolov <aesok@dol.ru>
10155 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10156 avr_epilogue_uses) : Add declaration.
10157 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10158 * config/avr/constraints.md (R): New constraint.
10159 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10160 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10161 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10162 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10163 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10164 call_prologue_saves, epilogue_restores, return_from_epilogue,
10165 return_from_main_epilogue, return_from_interrupt_epilogue,
10166 return_from_naked_epilogue, prologue, epilogue): New patterns.
10167 (jump): Handle symbol reference.
10168 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10169 avr_output_function_prologue, avr_output_function_epilogue): Remove
10171 (avr_init_machine_status, expand_prologue, expand_epilogue,
10172 avr_asm_function_end_prologue, avr_epilogue_uses,
10173 avr_asm_function_begin_epilogue): New functions.
10174 (prologue_size, epilogue_size, jump_tables_size): Remove global
10176 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10177 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10178 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10179 (avr_override_options): Initialise init_machine_status.
10180 (output_movhi): Handle all stack pointer loads.
10181 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10182 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10183 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10184 (EPILOGUE_USES) Redefine.
10185 (machine_function) Declare.
10187 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10189 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10190 Use a single return statement.
10192 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10194 PR middle-end/30250
10195 * builtins.c (do_mpfr_lgamma_r): New.
10196 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10197 * tree.h (CASE_FLT_FN_REENT): New.
10199 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10201 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10202 (output_die): Use 'unsigned long' with %x.
10203 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10204 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10205 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10207 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10209 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10214 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10215 true if function has no argument.
10217 2007-05-18 DJ Delorie <dj@redhat.com>
10219 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10220 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10222 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10224 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10225 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10226 count_trailing_zeros.
10227 (__i386__): Implement count_leading_zeros using __builtin_clz().
10228 Implement count_trailing_zeros usign __builtin_ctz().
10230 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10232 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10234 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10236 PR middle-end/31344
10237 * expr.c (emit_move_change_mode): Change mode of push operands here.
10239 2007-05-17 Ian Lance Taylor <iant@google.com>
10241 PR tree-optimization/31953
10242 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10243 Change all callers.
10244 (set_value_range_to_null): Call set_value_range_to_value.
10245 (extract_range_from_comparison): Likewise.
10247 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10249 * toplev.c (print_version): Output GMP/MPFR version info.
10251 * builtins.c (CASE_MATHFN_REENT): New macro.
10252 (mathfn_built_in): Use it.
10253 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10254 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10255 BUILT_IN_LGAMMAL_R): New.
10256 * doc/extend.texi: Document new builtins.
10258 PR middle-end/31796
10259 * builtins.c (do_mpfr_remquo): New.
10260 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10261 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10263 PR middle-end/30251
10264 * builtins.c (fold_builtin_1): Handle y0, y1.
10265 (fold_builtin_2): Handle yn.
10267 PR middle-end/30251
10268 * builtins.c (do_mpfr_bessel_n): New.
10269 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10270 (fold_builtin_2): Handle BUILT_IN_JN.
10272 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10275 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10276 TYPE_PRECISION (intmax_type_node).
10278 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10281 * reload.c (subst_reloads): Remove checking.
10283 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10285 PR rtl-optimization/31691
10286 * combine.c (simplify_set): Build a new src pattern instead of
10287 substituting its operands in the COMPARE case.
10289 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10291 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10292 (execute_vrp): Preserve loops through jump threading.
10293 * tree-ssa-threadupdate.c (thread_single_edge,
10294 dbds_continue_enumeration_p, determine_bb_domination_status,
10295 thread_through_loop_header): New functions.
10296 (create_edge_and_update_destination_phis,
10297 create_edge_and_update_destination_phis): Set loops for the new blocks.
10298 (prune_undesirable_thread_requests): Removed.
10299 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10301 (thread_block): Do not call prune_undesirable_thread_requests.
10303 (mark_threaded_blocks): Select edges to thread here.
10304 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10305 Thread edges through loop headers independently.
10306 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10307 * tree-pass.h (TODO_mark_first_instance): New.
10308 (first_pass_instance): Declare.
10309 * cfghooks.c (duplicate_block): Put the block to the original loop
10310 if copy is not specified.
10311 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10312 jump threading. Pass may_peel_loop_headers to
10313 thread_through_all_blocks according to first_pass_instance.
10314 * cfgloop.h (create_preheader): Declare.
10315 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10316 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10317 * passes.c (first_pass_instance): New variable.
10318 (next_pass_1): Set TODO_mark_first_instance.
10319 (execute_todo): Set first_pass_instance.
10321 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10323 PR tree-optimization/24659
10324 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10325 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10326 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10327 OTI_vec_pack_ufix_trunc.
10328 (vec_unpacks_float_hi_optab): Define new macro.
10329 (vec_unpacks_float_lo_optab): Ditto.
10330 (vec_unpacku_float_hi_optab): Ditto.
10331 (vec_unpacku_float_lo_optab): Ditto.
10332 (vec_pack_sfix_trunc_optab): Ditto.
10333 (vec_pack_ufix_trunc_optab): Ditto.
10334 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10335 and vec_pack_[s|u]fix_trunc_optab using
10336 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10337 * tree-vectorizer.c (supportable_widening_operation): Handle
10338 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10339 (supportable_narrowing_operation): New function.
10340 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10341 * tree-vect-transform.c (vectorizable_conversion): Handle
10342 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10343 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10344 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10345 to check for target support.
10346 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10347 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10348 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10349 for VEC_PACK_FIX_TRUNC_EXPR.
10350 (expand_binop): Special case mode of the result for
10351 vec_pack_[u|s]fix_trunc_optab.
10352 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10353 vec_pack_[u|s]fix_trunc_optab.
10355 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10356 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10357 * tree-pretty-print.c (dump_generic_node): Handle
10358 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10359 VEC_PACK_FIX_TRUNC_EXPR.
10361 * expr.c (expand_expr_real_1): Ditto.
10362 * tree-inline.c (estimate_num_insns_1): Ditto.
10363 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10365 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10366 (vec_unpacks_float_lo_v8hi): Ditto.
10367 (vec_unpacku_float_hi_v8hi): Ditto.
10368 (vec_unpacku_float_lo_v8hi): Ditto.
10369 (vec_unpacks_float_hi_v4si): Ditto.
10370 (vec_unpacks_float_lo_v4si): Ditto.
10371 (vec_pack_sfix_trunc_v2df): Ditto.
10373 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10375 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10376 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10377 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10378 [vec_pack_ufix_trunc]: Ditto.
10379 [vec_unpacks_float_hi]: Ditto.
10380 [vec_unpacks_float_lo]: Ditto.
10381 [vec_unpacku_float_hi]: Ditto.
10382 [vec_unpacku_float_lo]: Ditto.
10384 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10386 * soft-fp/README: Update for new files.
10387 * soft-fp/floattisf.c: New file.
10388 * soft-fp/floattidf.c: New file.
10389 * soft-fp/floattitf.c: New file.
10390 * soft-fp/floatuntisf.c: New file.
10391 * soft-fp/floatuntidf.c: New file.
10392 * soft-fp/floatuntitf.c: New file.
10393 * soft-fp/fixsfti.c: New file.
10394 * soft-fp/fixdfti.c: New file.
10395 * soft-fp/fixtfti.c: New file.
10396 * soft-fp/fixunssfti.c: New file.
10397 * soft-fp/fixunsdfti.c: New file.
10398 * soft-fp/fixunstfti.c: New file.
10399 * soft-fp/extendxftf.c: New file.
10400 * soft-fp/trunctfxf.c: New file.
10402 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10403 (__trunctfxf2): Ditto.
10405 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10406 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10407 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10408 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10409 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10410 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10412 * config/i386/t-fprules-softfp64: New file.
10413 * config/i386/sfp-machine.h: New file.
10414 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10415 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10416 and soft-fp/t-softfp to tmake_file.
10417 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10418 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10420 * config/i386/t-linux64 (softfp_wrap_start): New.
10421 (softfp_wrap_end): New.
10422 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10423 supported for TARGET_64BIT.
10425 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10427 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10428 c_common_unsigned_type behavior.
10430 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10432 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10435 2007-05-16 Eric Christopher <echristo@apple.com>
10437 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10438 saving after stack push. Set sp_offset whenever we push.
10439 (rs6000_emit_epilogue): Move altivec register restore before
10442 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10444 * configure.ac: Allow sysroots to be relocated under $prefix as
10445 well as $exec_prefix.
10446 * configure: Regenerate.
10448 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10452 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10454 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10455 (gcc_tooldir): Likewise.
10456 * configure: Regenerate.
10457 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10458 old configure.ac gcc_tooldir setting.
10459 (prefix_to_exec_prefix): New variable.
10460 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10461 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10463 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10465 * c-typeck.c (build_binary_op): Return early for error.
10467 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10469 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10470 struct nb_iter_bound.
10471 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10472 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10473 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10474 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10475 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10476 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10477 (del_scev_info): Use ggc_free.
10478 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10479 * loop-init.c: Include ggc.h.
10480 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10481 (loop_optimizer_finalize): Use ggc_free.
10482 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10483 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10484 pass_iv_optimize): Add TODO_ggc_collect.
10485 * function.h (struct function): Remove skip marker from
10487 * cfgloop.c: Include ggc.h.
10488 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10490 (establish_preds): Vector superloops is gc allocated.
10491 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10493 (flow_loops_find): Vector larray is gc allocated.
10494 (loop_exit_free): Use ggc_free.
10495 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10496 that head of exits list is now not a part of struct loop.
10497 (record_loop_exits): Allocate exits table in gc memory.
10498 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10499 that head of exits list is now not a part of struct loop.
10500 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10501 struct loop_exit): Add GTY marker.
10502 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10503 Add skip marker to aux field. Make head of exits list a separate
10505 (struct loops): Add GTY marker. Make larray vector gc allocated.
10506 Add param marker to exits table.
10507 (get_loops): Type changed.
10508 * Makefile.in (tree-scalar-evolution.o): Add
10509 gt-tree-scalar-evolution.h dependency.
10510 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10511 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10512 * basic-block.h (struct basic_block_def): Remove skip marker from
10515 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10517 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10518 of 0 in the call to expand_expr().
10519 (expand_builtin_mathfn_3): Ditto.
10520 (expand_builtin_interclass_mathfn): Ditto.
10521 (expand_builtin_cexpi): Ditto.
10522 (expand_builtin_int_roundingfn): Ditto.
10523 (expand_builtin_int_roundingfn_2): Ditto.
10524 (expand_builtin_pow): Ditto.
10525 (expand_builtin_powi): Ditto.
10526 (expand_builtin_bswap): Ditto.
10527 (expand_builtin_unop): Ditto.
10528 (expand_builtin_fabs): Ditto.
10529 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10530 the call to expand_expr().
10531 (expand_builtin_sync_operation): Ditto.
10532 (expand_builtin_compare_and_swap): Ditto.
10533 (expand_builtin_lock_test_and_set): Ditto.
10534 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10535 instead of 0 in the call to expand_expr().
10536 (expand_builtin_extract_return_addr): Ditto.
10537 (expand_builtin_eh_return): Ditto.
10538 (expand_eh_return): Ditto.
10539 * explow.c (expr_size): Ditto.
10540 * expr.c (optimize_bitfield_assignment_op): Ditto.
10541 (expand_assignement): Ditto.
10542 (store_expr): Ditto.
10543 (store_field): Ditto.
10544 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10545 the call to expand_expr().
10546 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10547 in the call to expand_expr().
10548 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10549 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10550 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10552 * optabs.c (expand_vec_shift_expr): Ditto.
10553 (expand_vec_cond_expr): Ditto.
10554 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10555 call to expand_expr().
10556 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10557 in the call to expand_expr().
10559 2007-05-14 Dave Korn <dave.korn@artimi.com>
10561 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10563 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10565 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10566 instead of c_common_unsigned_type.
10567 (c_common_unsigned_type): Remove.
10568 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10569 c_common_unsigned_type.
10570 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10571 c_common_unsigned_type.
10572 * c-common.h (c_common_unsigned_type): Remove.
10573 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10574 c_common_unsigned_type.
10575 * c-format.c (check_format_types): Use unsigned_type_for instead of
10576 c_common_unsigned_type.
10577 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10578 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10579 of c_common_unsigned_type.
10580 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10581 lang_hooks.types.unsigned_type.
10582 * expmed.c (make_tree): Use unsigned_type_for instead of
10583 lang_hooks.types.unsigned_type.
10584 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10585 lang_hooks.types.unsigned_type.
10586 (build_range_check): Likewise.
10587 (fold_unary): Likewise.
10588 (fold_binary): Likewise.
10589 (fold_ternary): Likewise.
10590 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10591 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10592 * tree.c (get_unsigned_type): New.
10593 (unsigned_type_for): Use get_unsigned_type instead of
10594 lang_hooks.types.unsigned_type.
10596 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10598 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10599 to m68k_get_function_kind. Update its prototype.
10600 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10602 (m68k_interrupt_function_p): Return enum m68k_function_type
10603 instead of bool. Rename to m68k_get_function_kind.
10604 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10605 target is not fido.
10606 (m68k_compute_frame_layout): Don't mark any register for save
10607 if an interrupt_thread attribute is specified.
10608 (m68k_hard_regno_rename_ok): Update a use of
10609 m68k_interrupt_function_p.
10610 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10611 m68k_interrupt_function_p.
10612 (m68k_function_type): New.
10613 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10614 for a function with an interrupt_thread attribute.
10615 * doc/extend.texi: Document the interrupt_thread attribute.
10617 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10619 Fix PR tree-optimization/31911
10620 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10621 if they didn't change the expression.
10623 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10625 * tree-scalar-evolution.c (resolve_mixers): Exported.
10626 * tree-scalar-evolution.h (resolve_mixers): Declare.
10627 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10628 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10629 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10630 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10631 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10632 strip_conversion, analyze_offset_expr, address_analysis,
10633 object_analysis, analyze_offset): Removed.
10634 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10635 split_constant_offset, canonicalize_base_object_address,
10636 object_address_invariant_in_loop_p, disjoint_objects_p,
10637 dr_may_alias_p, dr_address_invariant_p): New functions.
10638 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10639 and dr_analyze_alias.
10640 (initialize_data_dependence_relation): Use dr_may_alias_p
10641 and object_address_invariant_in_loop_p.
10642 (compute_self_dependence): Handle the case when
10643 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10644 (find_data_references_in_stmt): Restrict the analysis of data
10645 references to the given loop nest.
10646 (find_data_references_in_loop): Made static. Pass loop nest to
10647 find_data_references_in_stmt.
10648 (compute_data_dependences_for_loop): Use DR_VOPS.
10649 (free_data_ref): Free DR_VOPS.
10650 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10651 (struct innermost_loop_behavior): ... new.
10652 (struct base_object_info): Replaced by ...
10653 (struct indices): ... new.
10654 (struct dr_alias): New.
10655 (enum data_ref_type): Removed.
10656 (struct data_reference): Consist of struct innermost_loop_behavior,
10657 struct indices and struct dr_alias.
10658 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10659 (DR_MEMTAG): Renamed to ...
10660 (DR_SYMBOL_TAG): ... this.
10661 (find_data_references_in_loop): Declaration removed.
10662 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10663 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10664 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10665 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10667 2007-05-13 Revital Eres <eres@il.ibm.com>
10669 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10670 which walks virtual def-use chains to find redundant stores.
10671 (dse_optimize_stmt): Call it.
10673 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10675 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10676 * passes.c (init_optimization_passes): Move pass_jump_bypass
10679 * basic-block.h (bb_has_eh_pred): Fix style issue.
10681 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10683 PR rtl-optimization/31848
10684 * loop-invariant.c (move_invariant_reg): If we move an insn
10685 with a REG_EQUAL note, and that insn is not always executed,
10686 remove the REG_EQUAL note.
10688 2007-05-12 Richard Guenther <rguenther@suse.de>
10690 PR tree-optimization/31797
10691 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10692 propagate into a stmt that has volatile ops.
10694 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10696 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10697 (gcc_tooldir): Likewise.
10698 * configure: Regenerate.
10699 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10700 old configure.ac gcc_tooldir setting.
10701 (prefix_to_exec_prefix): New variable.
10702 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10703 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10705 2007-05-11 Silvius Rus <rus@google.com>
10707 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10708 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10709 * c-common.h (strict_aliasing_warning): Change return type.
10710 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10711 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10712 (build_c_cast): Condition call to strict_aliasing_warning.
10713 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10714 * flags.h (set_Wstrict_aliasing): Declare.
10715 * opts.c (set_Wstrict_alising): Define, add call to.
10716 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10717 * tree-ssa-alias-warnings.c: New file.
10718 * tree-ssa-alias.c (compute_may_aliases): Add call to
10719 strict_aliasing_warning_backend.
10721 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10723 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10724 Use loop_depth and loop_outer accessor functions.
10725 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10726 determine_invariantness_stmt, move_computations_stmt): Ditto.
10727 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10728 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10729 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10730 * tree-scalar-evolution.c (interpret_loop_phi,
10731 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10732 instantiate_parameters_1, scev_const_prop): Ditto.
10733 * cfghooks.c (make_forwarder_block): Ditto.
10734 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10735 * modulo-sched.c (loop_canon_p): Ditto.
10736 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10737 slpeel_can_duplicate_loop_p): Ditto.
10738 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10739 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10740 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10741 cancel_loop, verify_loop_structure): Ditto.
10742 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10743 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10744 superloops vector instead of "pred" array.
10745 (establish_preds): Take father loop as an argument. Initialize the
10747 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10748 Do not initialize loop->outer.
10749 (flow_loop_tree_node_remove): Truncate the superloops vector.
10750 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10751 "pred" merged to "superloops" vector.
10752 (loop_depth, loop_outer): New.
10753 (fel_init): Use loop_outer.
10755 2007-05-11 Jan Hubicka <jh@suse.cz>
10757 * cgraphunit.c: Include gt-cgraphunit.h
10758 (static_ctors, static_dtors): New static vars.
10759 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10760 based on implementation in c-common.c
10761 (cgraph_finalize_function): Call record_cdtor_fn.
10762 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10763 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10764 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10765 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10766 build_cdtor, c_build_cdtor_fns): Remove.
10767 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10768 c_build_cdtor_fns): Remove prototype.
10770 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10773 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10774 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10775 * builtins.c (fold_builtin_memchr): New.
10776 (expand_builtin_memchr): Call the latter.
10777 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10778 * doc/extend.texi ([Other built-in functions provided by GCC]):
10781 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10783 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10784 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10785 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10786 PFPO_OP1_TYPE_SHIFT): Constants added.
10787 (DFP_ALL): Mode macro defined.
10788 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10789 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10790 Insn definitions added.
10791 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10792 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10795 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10797 PR tree-optimization/31885
10798 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10799 NULL_TREE to be undetermined.
10800 (automatically_generated_chrec_p): Return false for NULL.
10802 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10804 * config/bfin/bfin.h (MOVE_RATIO): Define.
10806 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10808 * config.gcc (sparc-wrs-vxworks): New target.
10809 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10810 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10811 * config/sparc/sparc.h: Include vxworks-dummy.h.
10812 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10813 include LABEL_REFs too.
10814 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10815 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10817 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10819 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10820 (sparc_emit_call_insn): New function.
10821 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10822 functions when generating VxWorks PIC.
10823 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10824 (call, call_value): Use sparc_emit_call_insn instead of
10827 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10829 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10831 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10833 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10834 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10835 split_double instead of operand_subword.
10837 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10839 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10840 * config/bfin/bfin.c (bfin_local_alignment): New function.
10841 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10843 2007-05-08 Chao-ying Fu <fu@mips.com>
10845 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10846 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10847 (smsub_widen_optab, umsub_widen_optab): Define.
10848 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10850 * genopinit.c (optabs): Fill in smsub_widen_optab and
10852 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10853 and umsub_widen_optab to implement multiply-subtract sequences.
10854 * config/mips/mips.md (*msac<u>_di): Rename to...
10855 (<u>msubsidi4): ...this. Extend condition to include
10856 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10857 of operand 0 to "ka" and use the three-operand form of msub<u>
10859 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10862 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10864 PR rtl-optimization/28011
10865 * reload.c (push_reload): Set dont_share if IN appears in OUT
10866 also when IN is a PLUS rtx.
10867 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10870 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10872 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10873 call unshare_all_decls.
10874 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10875 (unshare_all_decls): Remove.
10877 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10880 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10883 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10884 Nigel Stephens <nigel@mips.com>
10886 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10887 Update comments and all uses.
10888 (MIN_FPRS_PER_FMT): Define.
10889 * config/mips/mips.c (function_arg): Fix to correctly handle
10890 the -mips32r2 -mfp64 -mabi=32 case.
10891 (override_options): Enable use of odd-numbered registers for
10892 SFmode values on MIPS32.
10893 (mips_save_reg_p): Save whole floating-point register pair if
10894 either half is used.
10895 (compute_frame_size): Fix comment.
10897 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10899 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10900 argument of type bool.
10901 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10902 argument. Safely select temporary P register according to it.
10903 (do_link): Change call site of add_to_reg accordingly.
10904 (do_unlink): Add epilogue_p as a fourth argument and pass it
10906 (expand_interrupt_handler_epilogue): Change call of do_unlink
10908 (bfin_expand_prologue): Add a third argument sibcall_p.
10909 * config/bfin/bfin.md (epilogue): Change call of
10910 bfin_expand_epilogue accordingly.
10911 (sibcall_epilogue): Likewise.
10912 (eh_return_internal): Likewise.
10914 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10915 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10916 * config/bfin/bfin.c (bfin_handle_option): Handle
10917 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10918 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10919 Support bf534, bf536 and bf561.
10920 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10922 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10925 * config/i386/i386.c (ix86_function_regparm): Process local
10926 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10928 2007-05-07 Mike Stump <mrs@apple.com>
10930 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10931 also checks for and while statements in C++.
10933 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10935 * gcc.c (at_file_supplied): New variable.
10936 (main): Set it if we expanded argv.
10937 (do_spec_1): Pass an @-file to the linker if we were called with
10938 an @-file argument and HAVE_GNU_LD.
10939 * collect2.c (at_file_supplied): New variable.
10940 (response_file): New variable.
10941 (collect_exit): Unlink response_file if necessary.
10942 (handler): Likewise.
10943 (do_wait): Likewise.
10944 (main): Set at_file_supplied if we expanded argv.
10945 (collect_execute): Pass an @-file to subprocesses if we were called
10946 with an @-file argument.
10947 * configure.ac: Add define for HAVE_GNU_LD.
10948 * configure: Regenerate.
10949 * config.in: Regenerate.
10951 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10953 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10954 operand to HI mode.
10959 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10961 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10962 (TARGET_ENCODE_SECTION_INFO): Re-define.
10963 (m32c_encode_section_info): New
10964 (function_vector_handler): New
10965 (current_function_special_page_vector): New
10966 (m32c_special_page_vector_p): New.
10967 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10969 * config/m32c/jump.md: Added instruction JSRS for functions
10970 with attribute "function_vector".
10971 * doc/extend.texi (function_vector): Added description
10972 for M16C, M32C targets.
10974 2007-05-07 DJ Delorie <dj@redhat.com>
10977 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10978 ashrpsi3, lshrpsi3): Update shift count constraint.
10980 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10981 Nathan Froyd <froydnj@codesourcery.com>
10984 * c-incpath.c (add_path): Strip trailing path separators.
10986 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10989 Free dominance info before purging EH edges.
10990 (eliminate_degenerate_phis): Likewise.
10991 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10993 2007-05-07 Jan Hubicka <jh@suse.cz>
10995 * gimplify.c (gimplify_expr): Do not crash when folding
10996 (void *)(int)&a + 4.
10998 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11001 * c-opts.c (lang_fortran): Make it non static.
11002 * c-common.h (lang_fortran): New prototype.
11003 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
11004 -lang-fortran option was passed by the driver.
11006 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11008 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11009 of ASSERT_CHECKING. Tweak message.
11011 2007-05-06 Revital Eres <eres@il.ibm.com>
11014 * loop-unroll.c (insert_var_expansion_initialization):
11015 Initialize the expansions with -zero instead of +zero.
11017 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11019 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11020 into pic and non-pic versions. Mark r19 as used for
11021 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11022 for tgd_load, tld_load and tie_load .
11023 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11024 version of tgd_load, tld_load and tie_load depending on the
11027 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11028 Jakub Jelinek <jakub@redhat.com>
11030 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11031 (__do_global_dtors_aux): Use more paranoid loop to run
11032 destructors if HIDDEN_DTOR_LIST_END.
11033 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11035 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11037 * varasm.c (align_variable): Don't increase alignment for
11038 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11039 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11041 2007-05-04 Josh Conner <jconner@apple.com>
11043 * basic-block.h (cdi_direction): Assign values to all enumeration
11045 (dom_computed): Remove.
11046 (dom_info_state): New.
11047 (set_dom_info_availability): New.
11048 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11049 walk_data.dom_direction.
11050 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11051 instead of dom_computed[].
11052 (split_edge): Likewise.
11053 (create_basic_block): Likewise.
11054 (merge_blocks): Likewise.
11055 * ifcvt.c (find_if_header): Likewise.
11056 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11057 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11058 * tree-ssa.c (verify_ssa): Likewise.
11059 * tree-cfg.c (tree_verify_flow_info): Likewise.
11060 (remove_edge_and_dominated_blocks): Likewise.
11061 * dominance.c (dom_computed): Make static.
11062 (calc_dfs_tree_nonrec): Change third param to a bool.
11063 (calc_dfs_tree): Change second param to a bool.
11064 (calc_idioms): Change second param to a bool. Use
11065 dom_convert_dir_to_idx.
11066 (init_dom_info): Validate dir before using.
11067 (dom_convert_dir_to_idx): New.
11068 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11069 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11070 (free_dominance_info): Use dom_convert_dir_to_idx.
11071 (get_immediate_dominator): Likewise.
11072 (set_immediate_dominator): Likewise.
11073 (get_dominated_by): Likewise.
11074 (redirect_immediate_dominators): Likewise.
11075 (nearest_common_denominator): Likewise.
11076 (dominated_by_p): Likewise.
11077 (bb_dom_dfs_in): Likewise.
11078 (bb_dom_dfs_out): Likewise.
11079 (recount_dominator): Likewise.
11080 (iterate_fix_dominators): Likewise.
11081 (add_to_dominance_info): Likewise.
11082 (delete_from_dominance_info): Likewise.
11083 (first_dom_son): Likewise.
11084 (next_dom_son): Likewise.
11085 (dom_info_available_p): Likewise.
11086 (dom_info_state): New.
11087 (set_dom_info_availability): New.
11089 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11091 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11093 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11095 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11097 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11098 (subdi3, subdi_carry): Delete.
11100 2007-05-04 Jan Hubicka <jh@suse.cz>
11101 Richard Guenther <rguenther@suse.de>
11103 * opts.c (decode_options): Do not fiddle with inlining
11104 parameters in case of optimizing for size.
11105 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11106 for size do nothing.
11107 (cgraph_decide_inlining_of_small_function): When optimizing for
11108 size never inline functions increasing caller size.
11109 (cgraph_early_inlining): Inline for size when optimizing for size.
11111 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11113 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11114 logical operations piecewise.
11115 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11116 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11117 subdi_sesidi_di): Delete.
11118 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11119 the generated sequence. Allow three-reg add in constraints. Rewrite
11120 the rtl expression for carry to avoid zero_extend of a constant.
11121 (sub_with_carry): New pattern.
11122 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11123 different sequence not involving jumps.
11124 (notbi): Now a named pattern.
11126 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11128 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11129 Add the note about a significant loss of accuracy of some
11130 mathematical routines when these options are used.
11132 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11134 * haifa-sched.c (rtx_vec_t): New typedef.
11135 (contributes_to_priority_p): Extract piece of priority () into new
11137 (priority): Use the function. Add assertion.
11138 (rank_for_schedule, set_priorities): Add assertion to check that
11139 insn's priority is initialized.
11140 (clear_priorities, calc_priorities): Change signature. Make it update
11141 all relevant insns. Update all callers ('add_to_speculative_block ()'
11142 and 'create_block_check_twin ()').
11143 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11144 Add new field 'priority_status'.
11145 (INSN_PRIORITY_STATUS): New macro.
11146 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11148 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11150 * sched-ebb.c (debug_ebb_dependencies): New static function.
11151 (init_ready_list): Use it.
11153 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11154 with changed signature and 'debug_rgn_dependencies ()'.
11155 (debug_rgn_dependencies): New static function.
11156 (init_ready_list): Use it.
11158 * sched-int.h (debug_dependencies): Declare.
11160 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11162 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11164 2007-05-04 Dirk Mueller <dmueller@suse.de>
11166 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11168 2007-05-03 Jan Hubicka <jh@suse.cz>
11170 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11171 ((T1)X op (T1)Y), for pointer type in more cases than before.
11173 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11175 * tree-object-size.c (plus_expr_object_size): When operand size is
11176 unknown, return unknown.
11178 2007-05-03 Dirk Mueller <dmueller@suse.de>
11180 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11182 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11185 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11187 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11189 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11191 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11193 * config/soft-fp/double.h, config/soft-fp/extended.h,
11194 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11195 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11196 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11197 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11200 2007-05-03 Ian Lance Taylor <iant@google.com>
11202 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11203 MASK_PPC_GFXOPT for 8540 or 8548.
11205 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11207 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11208 vect_print_dump_info() to output debug information.
11210 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11213 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11214 operands of size 2 when operand is not MEM_P.
11216 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11218 PR tree-optimization/30565
11219 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11221 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11223 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11224 (umulsi3_highpart): Use them.
11225 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11226 for final accumulator to D regisster tranfser.
11228 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11230 PR tree-optimization/31699
11231 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11233 (vect_enhance_data_refs_alignment): Compute peel amount using
11234 TYPE_VECTOR_SUBPARTS instead of vf.
11235 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11237 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11240 * system.h: Remove inclusion of double-int.h
11241 * tree.h: Include double-int.h
11242 * gengtype.c: Likewise
11243 * cfgloop.h: Likewise
11244 * Makefile.in: Adjust dependencies on double-int.h
11246 2007-05-02 Eric Christopher <echristo@apple.com>
11248 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11249 -shared to -Zdynamiclib.
11251 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11254 * c-common.c (strip_pointer_or_array_types): New function.
11255 * c-common.h (strip_pointer_or_array_types): New function declaration.
11257 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11259 PR tree-optimization/31771
11260 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11262 2007-05-02 Paul Brook <paul@codesourcery.com>
11264 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11266 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11268 PR middle-end/29715
11269 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11272 2007-05-02 Nick Clifton <nickc@redhat.com>
11274 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11276 2007-05-02 Richard Guenther <rguenther@suse.de>
11278 PR tree-optimization/31146
11279 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11280 argument, single_use_p. If we have a single use that is
11281 a conversion to the definition rhs type, propagate that rhs.
11282 (forward_propagate_addr_expr): Pass single_use_p argument
11283 to forward_propagate_addr_expr_1.
11285 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11287 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11290 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11292 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11293 'AMD Family 10 core'.
11295 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11297 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11298 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11299 with SSE3 instruction set support.
11300 * doc/invoke.texi: Likewise.
11302 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11304 * config/i386/i386.c (override_options): Tuning 32-byte loop
11305 alignment for amdfam10 architecture. Increasing the max loop
11306 alignment to 24 bytes.
11308 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11310 * config/m68k/constraints.md: New.
11311 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11312 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11313 EXTRA_CONSTRAINT): Remove.
11314 * config/m68k/m68k.md: Include constraints.md.
11315 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11317 2007-05-01 Ian Lance Taylor <iant@google.com>
11319 PR tree-optimization/31739
11320 * tree-vrp.c (vrp_val_is_max): New static function.
11321 (vrp_val_is_min): New static function.
11322 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11324 (set_value_range): Use vrp_val_is_{max,min}.
11325 (extract_range_from_assert): Likewise.
11326 (extract_range_from_binary_expr): Likewise.
11327 (extract_range_from_unary_expr): Likewise.
11328 (dump_value_range, vrp_meet): Likewise.
11329 (vrp_visit_phi_node): Likewise.
11330 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11332 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11334 * config/i386/gmon-sol2.c (size_t): New type.
11335 (intptr_t): Likewise.
11336 (s_textsize): Declare as size_t.
11338 (monstartup): Use size_t for sizes.
11339 (_mcount): Save and restore registers.
11340 (internal_mcount): Pass 0 as the first argument to monstartup
11342 (moncontrol): Convert pointer to appropriately sized integer
11343 before passing to profil.
11345 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11347 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11348 __NO_FPRS__, not just if _SOFT_DOUBLE.
11349 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11350 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11351 also for E500 double.
11352 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11353 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11356 2007-05-01 Richard Guenther <rguenther@suse.de>
11358 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11361 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11363 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11365 2007-05-01 Jan Hubicka <jh@suse.cz>
11367 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11370 2007-05-01 Jan Hubicka <jh@suse.cz>
11372 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11373 (maybe_fold_offset_to_reference): Declare.
11374 * fold-const.c (fold_unary): Do not fold
11375 (type *)&A into &A->field_of_type_and_offset_0
11376 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11377 size is unknown, give up.
11378 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11380 (maybe_fold_offset_to_reference): New.
11381 (maybe_fold_stmt_indirect): Use it.
11382 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11383 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11385 (gimplify_expr): Likewise for plus_expr.
11387 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11389 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11390 bsi_after_labels. Always insert statements before bsi.
11391 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11392 * predict.c (apply_return_prediction): Check for empty blocks.
11393 * cfgexpand.c (lab_rtx_for_bb): New variable.
11394 (label_rtx_for_bb): Do not create new tree labels.
11395 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11396 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11397 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11399 (label_for_bb): Add field used.
11400 (update_eh_label, main_block_label): Mark the label used.
11401 (cleanup_dead_labels): Remove unused labels.
11403 2007-05-01 Richard Guenther <rguenther@suse.de>
11405 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11406 if it is not about to be set.
11407 (get_value_range): Do not pre-allocate equiv bitmap.
11408 (update_value_range): No need to clear equiv field.
11409 (add_equivalence): Change prototype to get bitmap pointer.
11410 Allocate bitmap here if it is not already.
11411 (extract_range_from_assert): Do not allocate bitmap here.
11412 Update callers to add_equivalence.
11413 (extract_range_from_ssa_name): Likewise.
11414 (get_vr_for_comparison): New static helper.
11415 (compare_name_with_value): Handle NULL equiv bitmap by
11416 peeling the first iteration of the comparison loop.
11417 Use get_vr_for_comparison.
11418 (compare_names): Handle NULL equiv bitmaps by using fake
11419 ones. Use get_vr_for_comparison.
11421 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11423 * double-int.c (mpz_set_double_int): Moved from
11424 tree-ssa-loop-niter.c.
11425 (mpz_get_double_int): Likewise; also, add option to wrap
11426 out-of-range integers.
11427 * double-int.h: New prototypes for above.
11428 * tree.c (get_static_type_bounds): Moved from
11429 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11430 TYPE_MAX_VALUE if they exist..
11431 * tree.h: New prototype for above.
11432 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11433 get_type_bounds calls.
11434 (mpz_set_double_int): Move to double-int.c.
11435 (get_type_bounds): Move to tree.c, rename to
11436 get_static_type_bounds.
11437 (mpz_to_double_int): Move to double-int.c, rename to
11438 mpz_get_double_int.
11440 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11442 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11443 DIV0 exception can fall through to a normal return.
11445 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11447 PR middle-end/22156
11448 Temporarily revert:
11449 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11450 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11451 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11452 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11453 initialize align to silence bogus warning.
11454 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11455 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11457 (struct sra_walk_fns): Remove use_all parameter from use.
11458 (sra_hash_tree): Handle BIT_FIELD_REFs.
11459 (sra_elt_hash): Don't hash bitfld blocks.
11460 (sra_elt_eq): Skip them in parent compares as well. Handle
11462 (sra_walk_expr): Don't maintain or pass down use_all_p.
11463 (scan_use): Remove use_all parameter.
11464 (scalarize_use): Likewise. Re-expand assignment to
11465 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11466 output, and re-scalarize after output. Don't mark anything
11468 (scalarize_ldst): Adjust.
11469 (scalarize_walk_gimple_modify_statement): Likewise.
11470 (build_element_name_1): Handle BIT_FIELD_REFs.
11471 (instantiate_element): Don't warn for any element whose parent
11472 is used as a whole.
11473 (instantiate_missing_elements_1): Return the sra_elt.
11474 (canon_type_for_field): New.
11475 (try_instantiate_multiple_fields): New.
11476 (instantiate_missing_elemnts): Use them.
11477 (mark_no_warning): Removed.
11478 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11479 (REPLDUP, sra_build_elt_assignment): New.
11480 (generate_copy_inout): Use them.
11481 (generate_element_copy): Likewise. Handle bitfld differences.
11482 (generate_element_zero): Don't recurse for blocks. Use
11483 sra_build_elt_assignment.
11484 (generate_one_element_int): Take elt instead of var. Use
11485 sra_build_elt_assignment.
11486 (generate_element_init_1): Adjust.
11487 (scalarize_use, scalarize_copy): Use REPLDUP.
11488 (scalarize_ldst): Move assert before dereference.
11489 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11491 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11494 * tree.c (reconstruct_complex_type): Reconstruct a reference
11496 Also use the same mode for the pointer as the old pointer type.
11498 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11500 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11503 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11505 PR rtl-optimization/31676
11506 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11507 (df_refs_record): Call it.
11509 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11511 * rtl.def (SS_ABS): New code.
11512 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11513 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11514 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11515 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11516 (bfin_init_builtins): Define them.
11517 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11518 (bfin_expand_builtin): ... and handle the others here.
11519 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11520 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11521 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11522 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11523 operand is only HImode.
11525 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11527 * regclass.c (scan_one_insn): Remove splitting of
11530 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11531 Nigel Stephens <nigel@mips.com>
11533 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11535 2007-04-28 Jan Hubicka <jh@suse.cz>
11537 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11538 insn_locators_alloc instead of insn_locators_initialize;
11539 call reset_block_changes.
11540 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11541 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11542 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11543 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11544 * config/score/score.c (th_output_mi_thunk): Likewise.
11545 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11546 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11547 tolerate uninitialized locator info.
11550 * function.c (init_function_start): Don't init line number info.
11551 (expand_function_end): Update.
11552 (reset_block_changes, record_block_change, finalize_block_changes,
11553 check_block_change, free_block_changes): Kill.
11554 * function.h (reset_block_changes, record_block_change,
11555 finalize_block_changes, check_block_change, free_block_changes):
11557 (struct function): Remove ib_boundaries_block.
11558 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11559 Use curr_insn_locator to initialize locator.
11560 (emit_line_note): Remove.
11561 * cfgexpand.c (expand_gimple_cond_expr): Update.
11562 (construct_exit_block): Likewise.
11563 (tree_expand_cfg): Initialize/finalize locators.
11564 * expr.c (expand_expr_real): Update.
11565 * cfglayout.c (line_locators_locs, line_locators_lines,
11566 file_locators_locs, file_locators_files): Remove.
11567 (set_block_levels): Move to cfgexpand.c.
11568 (insn_locators_initialize): Remove.
11569 (pass_insn_locators_initialize): Remove.
11570 (locations_locators_locs, locations_locators_vals): New static vars.
11571 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11573 (insn_locators_alloc, insn_locators_finalize,
11574 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11576 (locator_location): New.
11577 (locator_line, locator_file): Rewrite.
11578 * rtl.h (emit_line_note): Kill.
11579 (insn_locators_alloc, insn_locators_finalize,
11580 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11582 * tree-inline.c (initialize_cfun): Do not initialize
11583 ib_boundaries_block.
11584 * passes.c (pass_insn_locators_initialize): Remove.
11586 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11588 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11589 info. Update last_basic_block correctly.
11591 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11594 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11595 register itself to hold the offset constant. Tell flow the use
11596 of r4 and r5 when they are used.
11598 2007-04-27 Richard Guenther <rguenther@suse.de>
11600 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11601 if we simplified anything.
11602 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11603 warnings until we did a simplification and the stmt was not
11604 marked as TREE_NO_WARNING.
11606 2007-04-27 Mike Stump <mrs@apple.com>
11608 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11610 2007-04-27 Ian Lance Taylor <iant@google.com>
11612 PR middle-end/31710
11613 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11614 TYPE_MAX_VALUE exist, convert them to the new type.
11616 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11618 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11619 if it claims to be available.
11620 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11621 edge is redirected.
11622 (perform_tree_ssa_dce): Always free postdominators.
11624 2007-04-27 Richard Henderson <rth@redhat.com>
11626 * config/alpha/predicates.md (aligned_memory_operand): Mark
11627 as define_special_predicate.
11628 (unaligned_memory_operand, normal_memory_operand): Likewise.
11629 (reg_or_unaligned_mem_operand): Remove.
11630 (any_memory_operand): Match the documentation and check for
11631 non-renumbered pseudos during reload.
11632 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11633 alpha_secondary_reload_class, update to new interface, make static.
11634 Handle CQImode like HImode. Remove FP subreg check.
11635 (alpha_expand_mov): Use replace_equiv_address.
11636 (alpha_expand_mov_nobwx): Use any_memory_operand.
11637 (TARGET_SECONDARY_RELOAD): New.
11638 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11639 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11640 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11641 * config/alpha/alpha.md: ... here.
11642 (RELOAD12, reloadmode): New.
11644 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11645 Don't handle the aligned case here.
11646 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11647 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11648 reload_inhi_help. Don't expect a scratch register.
11649 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11651 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11653 2007-04-27 Richard Guenther <rguenther@suse.de>
11655 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11657 2007-04-27 Richard Guenther <rguenther@suse.de>
11659 PR tree-optimization/30965
11660 PR tree-optimization/30978
11661 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11662 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11663 (find_equivalent_equality_comparison): Likewise.
11664 (simplify_cond): Likewise.
11665 (get_prop_source_stmt): New helper.
11666 (get_prop_dest_stmt): Likewise.
11667 (can_propagate_from): Likewise.
11668 (remove_prop_source_from_use): Likewise.
11669 (combine_cond_expr_cond): Likewise.
11670 (forward_propagate_comparison): New function.
11671 (forward_propagate_into_cond): Rewrite to use fold for
11673 (tree_ssa_forward_propagate_single_use_vars): Call
11674 forward_propagate_comparison to propagate comparisons.
11676 2007-04-27 Richard Guenther <rguenther@suse.de>
11678 PR tree-optimization/31715
11679 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11680 sure to do computation on the offset in an appropriate
11683 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11685 * reload.h (elimination_target_reg_p): Declare.
11686 * reload.c (find_reloads): Don't apply the reg_rtx move
11687 optimization if the SET_DEST satisfies elimination_target_reg_p.
11688 * reload1.c (elimination_target_reg_p): New function.
11689 (gen_reload): In the move/add2 fallback, make sure that op0
11690 does not overlap the destination register.
11692 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11694 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11695 transform only GIMPLE_MODIFY_STMTs.
11696 * tree-complex.c (expand_complex_operations_1): Ditto.
11697 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11698 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11699 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11701 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11702 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11703 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11704 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11705 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11706 slpeel_add_loop_guard): Ditto.
11707 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11708 * lambda-code.c (perfect_nestify): Ditto.
11709 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11710 before the first statement.
11711 * tree-optimize.c (execute_free_datastructures): Fix comments.
11712 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11713 * tree-flow.h (disband_implicit_edges): Declaration removed.
11714 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11716 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11717 COND_EXPRs without gotos.
11718 (disband_implicit_edges, has_label_p): Removed.
11719 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11720 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11722 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11724 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11725 also for COND_EXPRs.
11726 * cfgexpand.c (label_rtx_for_bb): New function.
11727 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11728 Use label_rtx_for_bb to find the labels.
11729 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11730 last block. Detect fallthru edges.
11732 2007-04-26 Ian Lance Taylor <iant@google.com>
11735 * reload.c (find_reloads_subreg_address): If the address was valid
11736 in the original mode but not in the new mode, reload the whole
11739 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11741 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11742 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11743 (cleanup_control_expr_graph): Do not invalidate dominance info.
11744 Record altered blocks.
11745 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11746 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11747 cleanup_tree_cfg_bb): New functions.
11748 (remove_forwarder_block): Do not maintain the worklist of blocks.
11749 Record altered blocks.
11750 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11751 not over whole cfg.
11752 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11753 delete_unreachable_blocks if dominators are not available.
11754 * tree-inline.c (optimize_inline_calls): Free dominance information
11756 * tree-flow.h (remove_edge_and_dominated_blocks,
11757 cfgcleanup_altered_bbs): Altered.
11758 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11760 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11762 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11763 do not invalidate dominators.
11765 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11767 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11768 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11769 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11770 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11772 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11774 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11776 2007-04-26 Richard Guenther <rguenther@suse.de>
11778 PR tree-optimization/31703
11779 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11780 the right type for the target of the bittest.
11782 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11784 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11785 ix86_sol10_return_in_memory.
11787 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11789 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11792 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11795 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11797 PR tree-optimization/30558
11798 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11799 clear this_state.prev_try.
11801 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11802 Mark Mitchell <mark@codesourcery.com>
11804 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11805 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11806 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11808 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11811 * doc/invoke.texi (%:print-asm-header): Document.
11812 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11814 (static_spec_functions): Add print-asm-header.
11815 (main): Print a banner before the --target-help linker options.
11816 (print_asm_header_spec_function): New function.
11818 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11821 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11822 (movsf_ie): Likewise.
11824 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11826 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11828 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11830 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11831 exception for divide-by-zero.
11832 (__umodsi3, __modsi3): Likewise.
11834 2007-04-25 Dirk Mueller <dmueller@suse.de>
11836 * c-typeck.c (build_compound_expr): Annotate warning()
11837 call with OPT_Wunused_value.
11838 * tree-ssa.c (warn_uninit): Annotate warning with
11840 * c-common.c (handle_sentinel_attribute): Annotate warning
11841 call with OPT_Wattributes.
11843 2007-04-25 Thiemo Seufer <ths@mips.com>
11845 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11846 (mips16): Fix typo.
11847 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11848 on to the assembler. Improve handling of -mno-mips16. Add handling
11849 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11850 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11851 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11852 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11854 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11857 * config/i386/winnt.c (i386_pe_file_end): Strip only
11858 USER_LABEL_PREFIX when writing export name.
11860 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11862 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11863 sh/elf.h, vx-common.h and vxworks.h.
11864 * config/sh/sh.h: Include config/vxworks-dummy.h.
11865 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11866 (OVERRIDE_OPTIONS): Use it.
11867 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11868 (vxworks_picreg): New pattern.
11869 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11870 VXWORKS_OS_CPP_BUILTINS.
11871 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11872 to their VXWORKS_* equivalents.
11873 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11874 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11875 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11876 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11877 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11878 -mrtp/-fPIC multilibs.
11879 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11880 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11881 (MULTILIB_OSDIRNAMES): Delete.
11883 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11886 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11888 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11890 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11891 rounding mode to be specified by the caller.
11892 (real_to_mpfr) Likewise.
11893 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11894 include new arguments.
11895 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11897 2007-04-24 Ian Lance Taylor <iant@google.com>
11899 PR tree-optimization/31605
11900 * tree-vrp.c (set_value_range): Check that min and max are not
11901 both overflow infinities.
11902 (set_value_range_to_value): New static function.
11903 (extract_range_from_binary_expr): Call set_value_range_to_value.
11904 (extract_range_from_cond_expr): Likewise.
11905 (extract_range_from_expr): Likewise.
11906 (extract_range_from_unary_expr): Likewise. Don't create a range
11907 which overflows on both sides.
11908 (vrp_meet): Check for a useless range.
11909 (vrp_visit_phi_node): If we see a constant which looks like an
11910 overflow infinity, turn off the TREE_OVERFLOW flag.
11912 2007-04-24 Ian Lance Taylor <iant@google.com>
11914 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11916 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11918 PR diagnostic/25923
11919 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11920 diagnostic message is being built.
11921 * tree-pretty-print.c (dump_generic_node): Only write the
11922 formatted text into BUFFER's stream if we are not building a
11923 diagnostic message.
11924 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11926 * Makefile.in (toplev.o): Depend on tree-pass.h.
11928 2007-04-24 Ian Lance Taylor <iant@google.com>
11930 PR tree-optimization/31602
11931 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11932 conditionals in the copied loop header.
11933 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11934 warnings if TREE_NO_WARNING is set.
11935 * doc/invoke.texi (Warning Options): Clarify that
11936 -Wstrict-overflow does not warn about loops.
11938 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11940 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11941 expand on the comment about _Decimal128 arguments and check the
11942 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11943 that _Decimal128 argument uses even/odd register pair.
11944 (function_arg): Ditto.
11946 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11948 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11949 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11951 2007-04-24 Richard Guenther <rguenther@suse.de>
11952 Olga Golovanevsky <olga@il.ibm.com>
11954 * fold-const.c (multiple_of_p): Check for bottom
11957 2007-04-24 Richard Henderson <rth@redhat.com>
11959 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11960 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11961 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11962 looking for non-zero bits shifted out. Avoid a recursive call
11963 when constructing the scalar.
11964 (__floatundisf): Likewise.
11966 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11968 * dwarf2out.c (field_byte_offset): Move the existing logic
11969 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11970 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11972 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11975 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11976 length argument of 0 for memset.
11977 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11978 unsigned shift instead of the signed variant.
11980 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11982 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11983 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11984 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11985 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11986 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11987 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11988 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11989 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11990 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11991 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11992 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11993 "mul<mode>3", "div<mode>3"): Insn definitions added.
11994 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11995 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11996 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11997 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11998 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11999 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
12000 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
12001 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
12002 TARGET_FLOAT_FORMAT): Macro definitions removed.
12003 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
12004 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
12005 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
12006 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12007 (s390_gen_rtx_const_DI): Function removed.
12008 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12010 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12012 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12013 over an external ffs function.
12015 2007-04-24 Chao-ying Fu <fu@mips.com>
12016 Richard Sandiford <richard@nildram.co.uk>
12018 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12019 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12020 (smadd_widen_optab, umadd_widen_optab): Define.
12021 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12023 * genopinit.c (optabs): Fill in smadd_widen_optab and
12025 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12026 and umadd_widen_optab to implement multiply-add sequences.
12027 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12028 (<u>maddsidi4): ...this. Extend condition to include
12029 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12030 of operand 0 to "ka" and use the three-operand form of madd<u>
12032 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12034 * config/mips/constraints.md (ka): New register constraint.
12036 2007-04-24 Jan Hubicka <j@suse.cz>
12040 2007-04-23 Jan Hubicka <jh@suse.cz>
12041 * function.c (init_function_start): Don't init line number info.
12042 (expand_function_end): Update.
12043 (reset_block_changes, record_block_change, finalize_block_changes,
12044 check_block_change, free_block_changes): Kill.
12045 * function.h (reset_block_changes, record_block_change,
12046 finalize_block_changes, check_block_change, free_block_changes):
12048 (struct function): Remove ib_boundaries_block.
12049 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12050 Use curr_insn_locator to initialize locator.
12051 (emit_line_note): Remove.
12052 * cfgexpand.c (expand_gimple_cond_expr): Update.
12053 (construct_exit_block): Likewise.
12054 (tree_expand_cfg): Initialize/finalize locators.
12055 * expr.c (expand_expr_real): Update.
12056 * cfglayout.c (line_locators_locs, line_locators_lines,
12057 file_locators_locs, file_locators_files): Remove.
12058 (set_block_levels): Move to cfgexpand.c.
12059 (insn_locators_initialize): Remove.
12060 (pass_insn_locators_initialize): Remove.
12061 (locations_locators_locs, locations_locators_vals): New static vars.
12062 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12064 (insn_locators_alloc, insn_locators_finalize,
12065 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12067 (locator_location): New.
12068 (locator_line, locator_file): Rewrite.
12069 * rtl.h (emit_line_note): Kill.
12070 (insn_locators_alloc, insn_locators_finalize,
12071 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12073 * tree-inline.c (initialize_cfun): Do not initialize
12074 ib_boundaries_block.
12075 * passes.c (pass_insn_locators_initialize): Remove.
12077 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12079 * doc/invoke.texi: Removed leading '-' from option index entries.
12081 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12083 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12085 (create_phi_node): Use set_phi_nodes.
12086 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12087 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12088 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12089 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12090 (bsi_start, bsi_last): Use bb_stmt_list.
12091 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12092 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12093 Traverse the statements using tsi iterator.
12094 * basic-block.h (struct basic_block_def): Fields stmt_list
12095 and phi_nodes moved to ...
12096 (struct tree_bb_info): ... new structure.
12097 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12098 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12099 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12100 (tree_verify_flow_info): Verify that il.tree is not set for
12101 entry and exit block.
12102 (tree_split_block): Use set_bb_stmt_list.
12104 2007-04-23 Mike Stump <mrs@apple.com>
12106 * config/i386/i386.c (ix86_tune_features
12107 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12110 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12112 * config/i386/i386.md (prefix_extra): New attribute.
12113 (length): Add prefix_extra.
12115 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12116 (sse2_movntv2di): Likewise.
12117 (sse2_cvtps2dq): Likewise.
12118 (sse2_cvtpd2pi): Likewise.
12119 (sse2_cvttpd2pi): Likewise.
12120 (*sse2_cvtpd2ps): Likewise.
12121 (*add<mode>3): Likewise.
12122 (sse2_ssadd<mode>3): Likewise.
12123 (sse2_usadd<mode>3): Likewise.
12124 (*sub<mode>3): Likewise.
12125 (sse2_sssub<mode>3): Likewise.
12126 (sse2_ussub<mode>3): Likewise.
12127 (*mulv8hi3): Likewise.
12128 (*smulv8hi3_highpart): Likewise.
12129 (*umulv8hi3_highpart): Likewise.
12130 (sse2_umulv2siv2di3): Likewise.
12131 (sse2_pmaddwd): Likewise.
12132 (ashr<mode>3): Likewise.
12133 (lshr<mode>3): Likewise.
12134 (ashl<mode>3): Likewise.
12135 (sse2_ashlti3): Likewise.
12136 (sse2_lshrti3): Likewise.
12137 (*umaxv16qi3): Likewise.
12138 (*smaxv8hi3): Likewise.
12139 (*uminv16qi3): Likewise.
12140 (*sminv8hi3): Likewise.
12141 (sse2_eq<mode>3): Likewise.
12142 (sse2_gt<mode>3): Likewise.
12143 (*and<mode>3): Likewise.
12144 (sse2_nand<mode>3): Likewise.
12145 (*ior<mode>3): Likewise.
12146 (*xor<mode>3): Likewise.
12147 (sse2_packsswb): Likewise.
12148 (sse2_packssdw): Likewise.
12149 (sse2_packuswb): Likewise.
12150 (sse2_punpckhbw): Likewise.
12151 (sse2_punpcklbw): Likewise.
12152 (sse2_punpckhwd): Likewise.
12153 (sse2_punpcklwd): Likewise.
12154 (sse2_punpckhdq): Likewise.
12155 (sse2_punpckldq): Likewise.
12156 (sse2_punpckhqdq): Likewise.
12157 (sse2_punpcklqdq): Likewise.
12158 (*sse2_pinsrw): Likewise.
12159 (*sse2_pextrw): Likewise.
12160 (sse2_pshufd_1): Likewise.
12161 (sse2_uavgv16qi3): Likewise.
12162 (sse2_uavgv8hi3): Likewise.
12163 (sse2_psadbw): Likewise.
12164 (sse2_pmovmskb): Likewise.
12165 (*sse2_maskmovdqu): Likewise.
12166 (*sse2_maskmovdqu_rex64): Likewise.
12167 (sse4a_extrqi): Likewise.
12168 (sse4a_extrq): Likewise.
12169 (sse3_lddqu): Set prefix_rep.
12170 (sse3_addsubv4sf3): Likewise.
12171 (sse3_haddv4sf3): Likewise.
12172 (sse3_hsubv4sf3): Likewise.
12173 (sse_cvtss2si): Likewise.
12174 (sse_cvtss2si_2): Likewise.
12175 (sse_cvtss2siq): Likewise.
12176 (sse_cvtss2siq_2): Likewise.
12177 (sse_cvttss2si): Likewise.
12178 (sse_cvttss2siq): Likewise.
12179 (sse2_cvttps2dq): Likewise.
12180 (sse3_movshdup): Likewise.
12181 (sse3_movsldup): Likewise.
12182 (sse2_cvtsd2si): Likewise.
12183 (sse2_cvtsd2si_2): Likewise.
12184 (sse2_cvtsd2siq): Likewise.
12185 (sse2_cvtsd2siq_2): Likewise.
12186 (sse2_cvttsd2si): Likewise.
12187 (sse2_cvttsd2siq): Likewise.
12188 (*sse2_cvtpd2dq): Likewise.
12189 (*sse2_cvttpd2dq): Likewise.
12190 (sse2_pshuflw_1): Likewise.
12191 (sse2_pshufhw_1): Likewise.
12192 (sse4a_insertqi): Likewise.
12193 (sse4a_insertq): Likewise.
12194 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12195 (ssse3_phadddv4si3): Likewise.
12196 (ssse3_phaddswv8hi3): Likewise.
12197 (ssse3_phsubwv8hi3): Likewise.
12198 (ssse3_phsubdv4si3): Likewise.
12199 (ssse3_phsubswv8hi3): Likewise.
12200 (ssse3_pmaddubswv8hi3): Likewise.
12201 (ssse3_pmulhrswv8hi3): Likewise.
12202 (ssse3_pshufbv16qi3): Likewise.
12203 (ssse3_psign<mode>3): Likewise.
12204 (ssse3_palignrti): Likewise.
12205 (abs<mode>2): Likewise.
12206 (ssse3_phaddwv4hi3): Set prefix_extra.
12207 (ssse3_phadddv2si3): Likewise.
12208 (ssse3_phaddswv4hi3): Likewise.
12209 (ssse3_phsubwv4hi3): Likewise.
12210 (ssse3_phsubdv2si3): Likewise.
12211 (ssse3_phsubswv4hi3): Likewise.
12212 (ssse3_pmaddubswv4hi3): Likewise.
12213 (ssse3_pmulhrswv4hi3): Likewise.
12214 (ssse3_pshufbv8qi3): Likewise.
12215 (ssse3_psign<mode>3): Likewise.
12216 (ssse3_palignrdi): Likewise.
12217 (abs<mode>2): Likewise.
12218 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12219 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12220 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12222 2007-04-23 Nick Clifton <nickc@redhat.com>
12224 * params.def: Fix formatting of emacs local variables.
12226 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12228 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12229 move if inter-unit move isn't allowed.
12230 Don't split moving the first element of V2DI to DI to inter-unit
12231 move if inter-unit move isn't allowed.
12233 2007-04-23 Richard Guenther <rguenther@suse.de>
12235 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12236 and CDI_POST_DOMINATORS separately.
12238 2007-04-23 Nick Clifton <nickc@redhat.com>
12240 * c.opt (Wformat-contains-nul): Add warning attribute.
12242 2007-04-23 Jan Hubicka <jh@suse.cz>
12244 * function.c (init_function_start): Don't init line number info.
12245 (expand_function_end): Update.
12246 (reset_block_changes, record_block_change, finalize_block_changes,
12247 check_block_change, free_block_changes): Kill.
12248 * function.h (reset_block_changes, record_block_change,
12249 finalize_block_changes, check_block_change, free_block_changes):
12251 (struct function): Remove ib_boundaries_block.
12252 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12253 Use curr_insn_locator to initialize locator.
12254 (emit_line_note): Remove.
12255 * cfgexpand.c (expand_gimple_cond_expr): Update.
12256 (construct_exit_block): Likewise.
12257 (tree_expand_cfg): Initialize/finalize locators.
12258 * expr.c (expand_expr_real): Update.
12259 * cfglayout.c (line_locators_locs, line_locators_lines,
12260 file_locators_locs, file_locators_files): Remove.
12261 (set_block_levels): Move to cfgexpand.c.
12262 (insn_locators_initialize): Remove.
12263 (pass_insn_locators_initialize): Remove.
12264 (locations_locators_locs, locations_locators_vals): New static vars.
12265 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12267 (insn_locators_alloc, insn_locators_finalize,
12268 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12270 (locator_location): New.
12271 (locator_line, locator_file): Rewrite.
12272 * rtl.h (emit_line_note): Kill.
12273 (insn_locators_alloc, insn_locators_finalize,
12274 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12276 * tree-inline.c (initialize_cfun): Do not initialize
12277 ib_boundaries_block.
12278 * passes.c (pass_insn_locators_initialize): Remove.
12280 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12282 PR middle-end/31448
12283 * expr.c (reduce_to_bit_field_precision): Handle
12286 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12288 PR tree-optimization/24659
12289 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12290 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12291 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12292 * genopinit.c (optabs): Rename vec_pack_mod_optab
12293 to vec_pack_trunc_optab.
12294 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12295 early for scalar floating point operands for NOP_EXPR.
12296 (vectorizable_type_promotion): Ditto.
12297 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12298 vec_pack_trunc_optab.
12299 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12301 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12302 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12303 Rename from VEC_PACK_MOD_EXPR.
12304 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12305 * expr.c (expand_expr_real_1): Ditto.
12306 * tree-inline.c (estimate_num_insns_1): Ditto.
12307 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12309 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12310 (vec_unpacks_lo_v4sf): Ditto.
12311 (vec_pack_trunc_v2df): Ditto.
12312 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12313 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12314 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12316 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12318 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12320 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12321 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12322 packing of floating point operands.
12323 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12324 represent unpacking of floating point operands.
12325 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12326 [vec_unpacks_hi]: Ditto.
12327 [vec_unpacks_lo]: Ditto.
12329 2007-04-22 Jan Hubicka <jh@suse.cz>
12331 * final.c (rest_of_handle_final): Call
12332 targetm.asm_out.constructor/targetm.asm_out.destructor
12333 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12334 proper priority via decl_*_priority_insert.
12335 * c-common.c (c_expand_body): Likewise.
12337 2007-04-22 Richard Guenther <rguenther@suse.de>
12339 PR tree-optimization/29789
12340 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12341 (rewrite_reciprocal): New helper split out from
12342 determine_invariantness_stmt.
12343 (rewrite_bittest): Likewise.
12344 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12345 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12348 2007-04-22 Revital Eres <eres@il.ibm.com>
12350 * loop-unroll.c (var_to_expand): New field to support also
12351 insns of the form x = something + x.
12352 (analyze_insn_to_expand_var): Use it.
12353 (expand_var_during_unrolling): Likewise.
12355 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12357 * predict.c: Include pointer-set.h.
12358 (bb_predictions): New variable.
12359 (tree_predicted_by_p, tree_predict_edge,
12360 remove_predictions_associated_with_edge): Use bb_predictions map
12361 instead of bb->predictions.
12362 (clear_bb_predictions, assert_is_empty): New functions.
12363 (combine_predictions_for_bb): Use bb_predictions map. Call
12364 clear_bb_predictions.
12365 (tree_estimate_probability): Create and free bb_predictions map.
12366 * Makefile.in (predict.o): Add pointer-set.h dependency.
12367 * basic-block.h (struct basic_block_def): Remove predictions
12369 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12371 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12374 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12377 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12379 * timevar.c (timevar_print): Change reference of --disable-checking to
12380 --enable-checking=release. Also warn if assert checking is disabled.
12382 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12385 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12386 decl as addressable if the compound literal was marked as
12388 Mark the decl as a gimple register if it is a complex or
12389 vector decl and does not live in memory.
12391 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12393 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12394 (GENERIC_NEXT): New function macro.
12395 (PHI_CHAIN): Use phi_node's new chain variable.
12396 (tree_phi_node): Change tree_common to tree_base
12397 and add the chain field.
12398 * tree-phinodes.c (make_phi_node): Don't set
12399 TREE_TYPE on the new node.
12400 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12401 instead of checking GIMPLE_TUPLE_P in chain_next.
12402 * tree-vect-transform.c
12403 (get_initial_def_for_induction): Look at
12404 PHI_RESULT_TREE for the type of the phi node.
12405 (update_vuses_to_preheader): Use PHI_CHAIN
12406 instead of TREE_CHAIN on the phi node.
12407 * tree-ssa-structalias.c (compute_points_to_sets):
12409 (ipa_pta_execute): Likewise.
12411 2007-04-21 Richard Guenther <rguenther@suse.de>
12413 PR middle-end/31136
12414 * fold-const.c (fold_unary): Call fold_convert_const on the
12417 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12419 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12420 (store_killed_in_pat): New.
12422 2007-04-20 Richard Henderson <rth@redhat.com>
12425 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12426 TREE_LIST with a void_type_node value, not void_list_node exactly.
12428 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12430 * doc/standards.texi: Re-arrange into language-specific
12431 subsections. Add a C++ section, documenting which standards we
12434 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12436 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12437 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12439 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12441 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12442 ecrti.o and crtbegin.o.
12443 (LIB_DEFAULT_SPEC): Include -lc.
12444 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12446 2007-04-20 Richard Henderson <rth@redhat.com>
12449 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12450 argument; update all callers.
12451 (get_unaligned_offset): New.
12452 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12453 get_unaligned_address, just pass on the address directly.
12454 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12455 the subreg in the helper patterns.
12456 (unaligned_extendqidi_le): Use get_unaligned_offset.
12457 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12458 (unaligned_extendhidi_be): Likewise.
12459 (unaligned_extendhidi): Tidy.
12460 * config/alpha/alpha-protos.h: Update.
12462 2007-04-20 Richard Henderson <rth@redhat.com>
12464 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12465 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12466 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12467 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12468 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12469 (CPP_SPEC): Don't include %(cpp_subtarget).
12470 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12471 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12472 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12474 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12476 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12477 for __builtin_ia32_cmpordss.
12479 PR tree-optimization/31632
12480 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12481 and arg1 for optimizations of comparison against min/max values.
12482 Fold arg0 to arg1's type for optimizations of comparison against
12483 min+1 and max-1 values.
12485 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12487 * reload.c (combine_reloads): When trying to use a dying register,
12488 check whether it's uninitialized and don't use if so.
12490 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12492 * fold-const.c: Remove prototypes for native_encode_expr and
12493 native_interpret_expr.
12494 (native_encode_expr): Make non-static.
12495 (native_interpret_expr): Likewise.
12496 * tree.h: Add prototypes for the above.
12498 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12500 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12501 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12502 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12503 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12504 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12505 Add length attributes.
12507 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12509 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12512 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12513 __STDC_WANT_DEC_FP__.
12515 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12517 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12518 for long double compatibility.
12519 * configure: Regenerate.
12521 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12523 PR rtl-optimization/29841
12524 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12526 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12527 that may cause control flow transfer from being moved.
12529 2007-04-18 Jan Hubicka <jh@suse.cz>
12531 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12534 2007-04-18 Eric Christopher <echristo@apple.com>
12536 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12537 only. Update operands.
12538 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12539 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12540 link register to pic register.
12542 2007-04-18 Dirk Mueller <dmueller@suse.de>
12544 PR diagnostic/31227
12545 * tree-vrp.c (search_for_addr_array): New.
12546 (check_array_bounds): Suppress warning about
12547 address taken of array refs if its not de-referenced.
12549 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12551 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12552 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12554 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12555 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12556 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12558 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12560 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12562 (vect_analyze_scalar_cycles): Fix indentation.
12563 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12564 (vect_mark_relevant): Include phis in relevance analysis.
12566 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12568 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12570 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12571 output_operand_lossage().
12573 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12575 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12576 the unused code for reduction without adjust-in-epilog to simplify the
12579 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12581 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12582 (S390_TDC_NEGATIVE_ZERO): New constant.
12583 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12584 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12585 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12586 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12587 (S390_TDC_POSITIVE_INFINITY): New constant.
12588 (S390_TDC_NEGATIVE_INFINITY): New constant.
12589 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12590 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12591 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12592 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12593 (S390_TDC_INFINITY): New constant.
12594 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12595 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12596 optimization for UNSPEC_CCZ_TO_INT.
12597 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12598 ("*ccz_to_int"): New insn.
12599 ("isinf<mode>2"): New insn.
12600 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12601 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12602 (UNSPEC_CCZ_TO_INT): New constant.
12604 2007-04-18 Richard Guenther <rguenther@suse.de>
12606 PR tree-optimization/19431
12607 PR tree-optimization/21463
12608 * tree-pass.h (pass_phiprop): Declare.
12609 * passes.c (init_optimization_passes): New phiprop pass.
12610 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12611 (phivn_valid_p): New helper function.
12612 (phiprop_insert_phi): Likewise.
12613 (propagate_with_phi): Likewise.
12614 (tree_ssa_phiprop): New propagator propagating loads
12615 through phi nodes if profitable.
12617 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12619 * tree-vect-analyze.c (process_use): New function.
12620 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12621 Check phis in all bbs.
12622 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12625 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12627 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12630 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12633 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12636 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12638 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12640 (sse_vmmulv4sf3): Likewise.
12641 (sse2_vmaddv2df3): Likewise.
12642 (sse2_vmmulv2df3): Likewise.
12644 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12646 PR rtl-optimization/31360
12647 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12648 (target_reg_cost): New.
12649 (init_set_costs): Initialize target_reg_cost. Add comments
12650 regarding the rationale of the costs.
12651 (global_cost_for_size): Renamed to...
12652 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12653 of register pressure.
12654 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12655 estimate_reg_pressure_cost. Add number of ivs.
12656 (determine_set_costs): Dump target_reg_cost.
12657 * loop-invariant.c (gain_for_invariant): Use
12658 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12659 (best_gain_for_invariant, find_invariants_to_move): Remove
12661 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12662 (target_reg_cost): Declare.
12663 (global_cost_for_size): Declaration removed.
12664 (estimate_reg_pressure_cost): Declare.
12666 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12668 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12669 regnos into even/odd register pairs.
12670 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12671 TDmode similar to the other floating point modes.
12672 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12673 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12675 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12676 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12677 (movdd_hardfloat64): Use TARGET_MFPGPR.
12679 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12681 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12684 2005-01-05 Richard Henderson <rth@redhat.com>
12686 * reload1.c (do_input_reload): Restrict the optimization deleteing
12687 a previous output reload to RELOAD_FOR_INPUT.
12689 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12691 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12692 induc_vec_info_type.
12693 (vectorizable_induction): New function declaration.
12694 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12695 check if already vectorized. Find first place in BB where new stmts
12696 can be inserted. Takes only one argument.
12697 (vectorizable_induction): New function.
12698 (vect_transform_stmt): Add case for induc_vec_info_type to call
12699 vectorizable_induction.
12700 (vect_transform_loop): Consider phis for vectorization.
12701 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12703 (analyze_operations): Call vectorizable_induction when analyzing phis.
12705 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12706 (vect_mark_relevant): Include phis in relevance analysis.
12707 (vect_mark_stmts_to_be_vectorize): Likewise.
12708 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12710 2007-04-16 Lawrence Crowl <crowl@google.com>
12712 * doc/invoke.texi (Debugging Options): Add documentation for the
12713 -femit-struct-debug options -femit-struct-debug-baseonly,
12714 -femit-struct-debug-reduced, and
12715 -femit-struct-debug-detailed[=...].
12717 * c-opts.c (c_common_handle_option): Add
12718 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12719 and OPT_femit_struct_debug_detailed_.
12720 * c.opt: Add specifications for
12721 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12722 and -femit-struct-debug-detailed[=...].
12723 * opts.c (set_struct_debug_option): Parse the
12724 -femit-struct-debug-... options.
12725 * opts.c (matches_main_base, main_input_basename,
12726 main_input_baselength, base_of_path, matches_main_base): Add
12727 variables and functions to compare header base name to compilation
12729 * opts.c (should_emit_struct_debug): Add to determine to emit a
12730 structure based on the option.
12731 (dump_struct_debug) Also disabled function to debug this
12733 * opts.c (handle_options): Save the base name of the
12736 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12737 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12738 This hook indicates if a type is generic. Set it by default
12739 to "never generic".
12740 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12741 to determine if a struct type is generic or not.
12742 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12743 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12744 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12745 with live C++ hook.
12747 * flags.h (enum debug_info_usage): Add an enumeration to describe
12748 a program's use of a structure type.
12749 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12750 to indicate the program's usage of the type. Filter structs based
12751 on the -femit-struct-debug-... specification.
12752 (gen_type_die): Split into two routines, gen_type_die and
12753 gen_type_die_with_usage. gen_type_die is now a wrapper
12754 that assumes direct usage.
12755 (gen_type_die_with_usage): Replace calls to gen_type_die
12756 with gen_type_die_with_usage adding the program usage of
12757 the referenced type.
12758 (dwarf2out_imported_module_or_decl): Suppress struct debug
12759 information using should_emit_struct_debug when appropriate.
12761 2007-04-16 Ian Lance Taylor <iant@google.com>
12763 PR tree-optimization/31522
12764 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12765 (vrp_initialize): Allocate vr_phi_edge_counts.
12766 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12767 executable edge. Drop test for all constants.
12768 (vrp_finalize): Free vrp_phi_edge_counts.
12770 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12771 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12773 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12774 predecessors at head rather than tail.
12776 2007-04-16 Matthias Klose <doko@debian.org>
12778 * config/alpha/linux.h (CPP_SPEC): Define.
12779 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12781 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12783 * function.h: Remove sequence_stack extern declaration.
12785 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12787 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12789 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12792 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12794 * config/avr/avr.c (avr_arch_types): Rearranging array.
12795 (enum avr_arch): Add.
12796 (avr_mcu_types): Use avr_arch enumeration constants instead of
12798 * config/avr/avr.h (LINK_SPEC): Simplify.
12800 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12802 * config/m68k/m68k.c (m68k_libcall_value,
12803 m68k_function_value): Use macros for register names more.
12805 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12807 (M68K_REGNAME): Use A6_REG.
12808 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12810 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12812 PR middle-end/28071
12813 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12814 'pending_read_list_length' and 'pending_write_list_length'. Update
12816 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12817 to handle two length counters instead of one. Update all uses.
12818 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12819 two length counters instead of one.
12820 * sched-rgn.c (propagate_deps): Update to handle two length counters
12823 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12826 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12827 copy of source, pass it to ix86_expand_vector_set and return
12830 2007-04-16 David Ung <davidu@mips.com>
12831 Joseph Myers <joseph@codesourcery.com>
12833 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12834 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12835 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12836 Add 74K processor information.
12837 * config/mips/mips.md: Include 74k.md.
12838 (cpu): Add 74kc,74kf,74kx.
12839 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12840 * config/mips/74k.md: New.
12841 * doc/invoke.texi (MIPS Options): Document 74K support.
12843 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12845 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12846 vectorizable_* functions.
12847 * tree-vect-transform.c (vectorizable_call): Add check for
12848 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12849 (vectorizable_store): likewise.
12850 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12852 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12853 (vectorizable_type_promotion, vectorizable_load): Likewise.
12854 (vectorizable_live_operation, vectorizable_condition): Likewise.
12855 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12857 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12859 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12861 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12862 register numbers more.
12863 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12864 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12865 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12866 FUNCTION_VALUE_REGNO_P): Likewise.
12867 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12868 STATIC_CHAIN_REGNUM): Likewise.
12869 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12870 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12871 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12872 * config/m68k/m68k.md (FP_REG): New.
12874 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12876 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12879 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12881 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12882 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12885 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12887 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12890 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12893 * c-decl.c (finish_decl): Grab the type of the decl after the call
12894 to store_init_value.
12896 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12898 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12900 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12903 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12904 dominators, post dominators and cleanup cfg before returning.
12906 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12908 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12909 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12911 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12913 * config.gcc: Recognize fido.
12914 * config/m68k/m68k-devices.def (fidoa): New.
12915 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12917 (FL_FIDOA, TARGET_FIDOA): New.
12918 * config/m68k/m68k.opt (mfidoa): New.
12920 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12922 PR middle-end/31322
12923 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12924 when a personality function is used.
12926 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12928 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12930 2007-04-13 Mike Stump <mrs@apple.com>
12932 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12934 * config/darwin.opt (fapple-kext): Make C++ only.
12935 * config/darwin.c (darwin_override_options): Remove code to ensure
12936 -fapple-kext is given for C++ only.
12938 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12940 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12941 * config/mips/mips.c (override_options): Call
12942 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12944 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12946 * config/i386/i386.opt (msvr3-shlib): Removed.
12948 * doc/invoke.texi: Remove -msvr3-shlib.
12950 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12952 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12953 with "popcnt" instruction.
12955 2007-04-13 Richard Guenther <rguenther@suse.de>
12957 PR tree-optimization/21258
12958 * tree-vrp.c (compare_case_labels): New helper.
12959 (find_switch_asserts): New function.
12960 (find_assert_locations): Call it for SWITCH_EXPRs.
12962 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12964 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12965 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12966 check is now implied in X87_FLOAT_MODE_P.
12967 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12968 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12969 (fix_trunc<mode>_i386_fisttp): Ditto.
12970 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12971 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12972 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12973 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12974 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12975 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12976 (unnamed_splitters): Ditto.
12977 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12978 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12979 FIRST_SSE_REG for local functions when SSE math is enabled or
12980 for functions with sseregparm attribute.
12981 (standard_80387_constant_p): Return -1 if mode is not
12983 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12984 (ix86_expand_compare): Ditto.
12985 (ix86_expand_carry_flag_compare): Ditto.
12986 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12987 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12988 DECIMAL_FLOAT_MODE_P.
12989 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12990 of SCALAR_FLOAT_MODE_P.
12991 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12992 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12993 checks before FLOAT_MODE_P.
12994 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12995 before FLOAT_MODE_P.
13000 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
13002 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
13003 Charles Wilson <libtool@cwilson.fastmail.fm>
13005 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
13006 (libgcc.mvars): Don't depend on them.
13007 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13008 * exec-tool.in: New.
13010 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13012 * doc/invoke.text (--help): Document --help=common.
13014 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13016 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13018 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13020 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13021 * genemit.c (main): Emit #include "integrate.h".
13022 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13023 (LOADGP_RTP): New mips_loadgp_style.
13024 * config/mips/mips.h: Include config/vxworks-dummy.h.
13025 (TARGET_RTP_PIC): New macro.
13026 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13027 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13028 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13029 for TARGET_RTP_PIC.
13030 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13031 -mvxworks-pic when using -mrtp and a PIC option.
13032 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13034 (mips_symbolic_constant_p, mips_symbolic_address_p)
13035 (mips_symbol_insns): Handle SYMBOL_HALF.
13036 (override_options): Warn about -G and -mrtp being used together.
13037 Initialize mips_lo_relocs[SYMBOL_HALF].
13038 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13039 (mips_emit_loadgp): Handle LOADGP_RTP.
13040 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13041 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13042 (tablejump): Handle function-relative case table entries if
13044 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13046 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13048 * config/mips/mips.md (load_call<mode>): Allow any general register.
13050 (sibcall_value_internal, sibcall_value_multiple_internal)
13051 (call_value_internal, call_value_split, call_value_multiple_internal)
13052 (call_value_multiple_split): Remove constraints from operand 0.
13054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13056 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13057 rather than loadgp_noshared.
13058 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13059 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13061 * config/mips/mips.md (loadgp): Rename to...
13062 (loadgp_newabi): ...this.
13063 (loadgp_noshared): Rename to...
13064 (loadgp_absolute): ...this.
13066 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13068 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13069 false for locally-binding symbols.
13070 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13072 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13074 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13075 (SYMBOL_GOT_PAGE_OFST): ...this.
13076 (SYMBOL_GOT_GLOBAL): Rename to...
13077 (SYMBOL_GOT_DISP): ...this.
13078 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13079 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13080 * config/mips/mips.c (mips_global_symbol_p): New function.
13081 (mips_symbol_binds_local_p): Likewise.
13082 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13083 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13084 mips_global_symbol_p and mips_symbol_binds_local_p.
13085 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13086 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13087 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13088 SYMBOL_GOTOFF_DISP.
13089 (mips_ok_for_lazy_binding_p): New function.
13090 (mips_load_call_address, mips_expand_call): Use it.
13091 (mips_dangerous_for_la25_p): Likewise.
13092 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13093 (*got_disp<mode>): Use got_disp_operand instead of
13094 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13095 SYMBOL_GOTOFF_GLOBAL.
13096 (*got_page<mode>): Use got_page_ofst_operand instead of
13098 * config/mips/predicates.md (const_call_insn_operand): Use
13099 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13100 (global_got_operand): Rename to...
13101 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13103 (local_got_operand): Rename to...
13104 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13105 of SYMBOL_GOT_LOCAL.
13107 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13109 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13110 TARGET_CALL_CLOBBERED_GP.
13111 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13112 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13113 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13114 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13115 of TARGET_ABICALLS && !TARGET_NEWABI.
13116 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13117 * config/mips/mips.c (mips_load_call_address): Check
13118 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13119 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13120 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13121 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13122 TARGET_ABICALLS && TARGET_NEWABI.
13123 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13125 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13126 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13127 TARGET_ABICALLS && TARGET_NEWABI.
13128 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13129 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13130 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13131 whether indirect calls must use $25.
13132 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13134 * config/mips/mips.md (jal_macro): Check flag_pic and
13135 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13136 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13137 instead of TARGET_ABICALLS.
13138 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13139 TARGET_ABICALLS && TARGET_OLDABI.
13140 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13141 (sibcall): In the comment above the define_insn, mention
13142 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13143 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13144 instead of TARGET_ABICALLS.
13146 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13148 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13149 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13150 (MACFLAGS_MATCH_P): New macro.
13151 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13152 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13153 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13154 the other MACFLAG constants.
13155 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13156 (flag_machi): Tighten constraints. Renumber some of the operands.
13157 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13159 (flag_machi_parts_acconly): New pattern.
13160 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13162 (flag_macinit1hi): Tighten constraints.
13163 (flag_mul_macv2hi_parts_acconly): New pattern.
13165 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13166 Use a more efficient implementation.
13167 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13168 inline sequences when not optimizing for size.
13170 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13171 movhi_high2low): Delete, merge functionality into...
13172 (packv2hi): ... this pattern.
13174 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13175 * config/bfin/bfin.opt (msim): New option.
13176 (mcpu=): New option.
13177 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13178 (bfin_cpu_t): Typedef of enum bfin_cpu.
13179 (bfin_cpu_type): New declaration.
13180 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13181 -msim and -mcpu= options.
13182 (LIB_SPEC): Likewise.
13183 * config/bfin/bfin.c (bfin_cpu_type): Define.
13184 (bfin_handle_option): Handle -mcpu= option.
13185 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13186 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13187 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13189 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13191 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13192 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13193 (powerpc-wrs-vxworksae): Use ${tm_file}.
13194 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13195 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13196 * config/i386/vx-common.h: New file.
13198 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13200 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13203 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13205 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13208 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13212 * c-common.c (c_build_qualified_type): Set canonical type
13215 2007-04-12 Richard Guenther <rguenther@suse.de>
13217 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13218 lower bound and element size if lower bound is not zero
13219 or either of the ARRAY_REF operands is set.
13221 2007-04-12 Richard Guenther <rguenther@suse.de>
13223 PR tree-optimization/24689
13224 PR tree-optimization/31307
13225 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13227 * gimplify.c (canonicalize_addr_expr): To be consistent with
13228 gimplify_compound_lval only set operands two and three of
13229 ARRAY_REFs if they are not gimple_min_invariant. This makes
13230 it never at this place.
13231 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13233 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13235 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13236 null before emitting a .nsubspa directive.
13238 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13240 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13241 need_to_partition_p if there are no memory statements in the
13244 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13246 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13247 (gcd_of_steps_may_divide_p): New function.
13248 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13250 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13252 * reload.c (find_reloads_toplev, find_reloads_address,
13253 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13254 not a pointer equality test, to decide if we need to call
13255 push_reg_equiv_alt_mem.
13257 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13259 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13260 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13262 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13264 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13266 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13267 vector to be positive.
13269 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13273 * doc/invoke.texi: Document --params max-aliased-vops and
13275 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13276 debug_memory_partitions): Move to tree-flow.h
13277 * params.h (AVG_ALIASED_VOPS): Define.
13278 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13280 (mp_info_t): Likewise.
13281 (get_mem_sym_stats_for): New.
13282 (set_memory_partition): Move from tree-flow-inline.h.
13283 (mark_non_addressable): Only clear the set of symbols for the
13284 partition if it exists.
13285 (dump_memory_partitions): Move from tree-ssa-operands.c
13286 (debug_memory_partitions): Likewise.
13287 (need_to_partition_p): New.
13288 (dump_mem_ref_stats): New.
13289 (debug_mem_ref_stats): New.
13290 (dump_mem_sym_stats): New.
13291 (debug_mem_sym_stats): New.
13292 (update_mem_sym_stats_from_stmt): New.
13293 (compare_mp_info_entries): New.
13294 (mp_info_cmp): Call it.
13295 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13297 (get_mpt_for): Move from tree-ssa-operands.c.
13298 (find_partition_for): New.
13299 (create_partition_for): Remove.
13300 (estimate_vop_reduction): New.
13301 (update_reference_counts): New.
13302 (build_mp_info): New.
13303 (compute_memory_partitions): Refactor.
13304 Document new heuristic.
13305 Call build_mp_info, update_reference_counts,
13306 find_partition_for and estimate_vop_reduction.
13307 (compute_may_aliases): Populate virtual operands before
13308 calling debugging dumps.
13309 (delete_mem_sym_stats): New.
13310 (delete_mem_ref_stats): New.
13311 (init_mem_ref_stats): New.
13312 (init_alias_info): Call it.
13313 (maybe_create_global_var): Remove alias_info argument.
13314 Get number of call sites and number of pure/const call sites
13315 from gimple_mem_ref_stats().
13316 (dump_alias_info): Call dump_memory_partitions first.
13317 (dump_points_to_info_for): Show how many times a pointer has
13319 * opts.c (decode_options): For -O2 set --param
13320 max-aliased-vops to 500.
13321 For -O3 set --param max-aliased-vops to 1000 and --param
13322 avg-aliased-vops to 3.
13323 * fortran/options.c (gfc_init_options): Remove assignment to
13325 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13326 * tree-dfa.c (dump_variable): Dump memory reference
13328 Dump NO_ALIAS* settings.
13329 (referenced_var_lookup): Tidy.
13330 (mem_sym_stats): New.
13331 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13332 and ORIG are different SSA names for a memory partition.
13333 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13334 * tree-flow.h (struct mem_sym_stats_d): Define.
13335 (mem_sym_stats_t): Define.
13336 (struct mem_ref_stats_d): Define.
13337 (struct gimple_df): Add field mem_ref_stats.
13338 (enum noalias_state): Define.
13339 (struct var_ann_d): Add bitfield noalias_state.
13340 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13341 debug_mem_ref_stats, debug_memory_partitions,
13342 debug_mem_sym_stats): Declare.
13343 * tree-ssa-structalias.c (update_alias_info): Update call
13344 sites, pure/const call sites and asm sites in structure
13345 returned by gimple_mem_ref_stats.
13346 Remove local variable IS_POTENTIAL_DEREF.
13347 Increase NUM_DEREFS if the memory expression is a potential
13349 Call update_mem_sym_stats_from_stmt.
13350 If the memory references memory, call
13351 update_mem_sym_stats_from_stmt for all the direct memory
13352 symbol references found.
13353 (intra_create_variable_infos): Set noalias_state field for
13354 pointer arguments according to the value of
13355 flag_argument_noalias.
13356 * tree-ssa-structalias.h (struct alias_info): Remove fields
13357 num_calls_found and num_pure_const_calls_found.
13358 (update_mem_sym_stats_from_stmt): Declare.
13359 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13360 Set default value to 100.
13361 (PARAM_AVG_ALIASED_VOPS): Define.
13363 2007-04-11 Richard Guenther <rguenther@suse.de>
13365 PR middle-end/31530
13366 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13367 a * -b + c as c - a * b if we honor sign dependent rounding.
13369 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13371 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13372 bfin_expand_strmov.
13373 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13374 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13376 (initialize_trampoline): Don't use old-style function definition.
13377 (bfin_secondary_reload): Mark IN_P argument as unused.
13379 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13381 PR tree-optimization/31343
13382 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13383 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13384 * testsuite/gcc.dg/vect/pr31343.c: New.
13386 2007-04-10 Eric Christopher <echristo@apple.com>
13388 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13389 * config/i386/i386.md (*cmpfp0): Use.
13390 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13391 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13392 (fix_trunc<mode>_i386_fisttp): Ditto.
13393 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13394 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13395 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13396 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13397 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13398 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13399 (unnamed_splitters): Ditto.
13400 * config/i386/i386.c (output_fix_trunc): Assert that
13401 we're not being passed a TFmode operand.
13403 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13405 PR tree-optimization/31526
13406 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13407 n_basic_blocks to find newly added blocks.
13409 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13411 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13413 (fix_trunc<mode>si_sse): Ditto.
13414 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13415 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13416 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13417 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13418 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13419 expander using SSEMODEF mode macro.
13420 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13421 expander using SSEMODEF mode macro.
13422 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13423 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13424 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13425 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13426 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13427 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13428 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13429 Macroize insn using X87MODEF mode macro.
13431 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13433 * config/i386/sse.md (sse2_pinsrw): Removed.
13434 (sse2_pextrw): Renamed to ...
13435 (*sse2_pextrw): This.
13437 2007-04-09 Jan Hubicka <jh@suse.cz>
13440 * config/i386/sse.md
13441 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13442 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13443 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13444 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13446 2007-04-09 Jan Hubicka <jh@suse.cz>
13448 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13449 multiple fields of union.
13451 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13453 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13454 (create_preheaders): Check that loops are available.
13455 (fix_loop_structure): Clean up, improve comments.
13456 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13457 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13459 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13460 * predict.c (tree_estimate_probability): Do not call
13461 calculate_dominance_info. Call create_preheaders.
13462 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13463 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13465 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13466 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13467 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13468 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13471 2007-04-08 Jan Hubicka <jh@suse.cz>
13473 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13474 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13475 * fold-const.c (fold_unary): Use it.
13477 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13479 * varasm.c (assemble_variable): Remove call to
13480 lang_hooks.decls.prepare_assemble_variable.
13481 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13482 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13483 * langhooks.h (lang_hooks_for_decls): Remove
13484 prepare_assemble_variable.
13486 2007-04-08 Mike Stump <mrs@apple.com>
13488 * config/i386/i386.c: Use inc/dec on Core2.
13490 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13492 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13493 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13494 lhd_tree_inlining_end_inlining): Remove.
13495 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13496 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13497 end_inlining hooks.
13498 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13499 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13500 lhd_tree_inlining_end_inlining): Remove prototypes.
13501 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13502 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13503 LANG_HOOKS_TREE_INLINING_START_INLINING,
13504 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13506 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13509 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13512 * config/avr/predicates.md (io_address_operand): Delete predicate.
13513 (low_io_address_operand): Don't use 'mode' argument.
13514 (higth_io_address_operand): Rename ...
13515 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13516 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13519 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13521 Revert change removing staticp.
13523 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13526 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13529 2007-04-07 Bruce Korb <bkorb@gnu.org>
13531 * c.opt: Add -Wformat-contains-nul.
13532 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13534 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13535 the NUL byte warning.
13537 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13539 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13541 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13543 * tree.c (staticp): No longer use staticp langhook.
13544 * langhooks.c (lhd_staticp): Removed.
13545 * langhooks.h (struct lang_hooks): Remove staticp.
13546 * c-common.c (c_staticp): Remove.
13547 * c-common.h (c_staticp): Ditto.
13548 * langhooks-defs.h (lhd_staticp): Ditto.
13549 (LHD_HOOKS_STATICP): Ditto
13550 * tree.h (gcc_assert_lowered): New macro.
13552 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13554 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13555 argument "reliable".
13556 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13557 Add argument "reliable". Propagate it through calls.
13558 (infer_loop_bounds_from_undefined): Derive number of iterations
13559 estimates from references in blocks that do not dominate loop latch.
13560 (gcov_type_to_double_int): New function.
13561 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13562 and expected_loop_iterations_unbounded.
13563 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13564 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13565 * tree-data-ref.c (estimated_loop_iterations): Export.
13566 (get_references_in_stmt): Fix -- do not return addresses of local
13568 * cfgloop.h (expected_loop_iterations_unbounded,
13569 estimated_loop_iterations): Declare.
13571 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13573 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13575 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13577 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13578 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13579 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13580 Use output_387_reg_move().
13581 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13582 expander using X87MODEF12 mode macro.
13583 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13584 choosing register preferences. Use output_387_reg_move().
13585 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13586 instead of "x". Use output_387_reg_move().
13587 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13588 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13589 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13590 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13591 Use output_387_reg_move().
13592 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13594 (*truncxf?f_i387 splitter): Ditto.
13596 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13598 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13599 LANG_HOOKS_SAFE_FROM_P.
13600 * expr.c (safe_from_p): Remove langhook call.
13601 * langhooks.h (lang_hooks): Remove safe_from_p.
13602 (lhd_safe_from_p): Remove prototype.
13603 * langhooks.c (lhd_safe_from_p): Remove.
13605 2007-04-06 Jan Hubicka <jh@suse.cz>
13607 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13610 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13612 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13613 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13614 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13615 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13617 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13618 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13620 2007-04-05 Richard Henderson <rth@redhat.com>
13622 * config/alpha/alpha.c (print_operand) [+]: Remove.
13623 (alpha_end_function): Print nop if call at end of function.
13624 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13625 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13626 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13627 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13628 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13629 the call pattern. Update peepholes to match.
13631 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13633 * doc/extend.texi (Other Builtins): Add decimal float variants
13635 * builtins.def: Ditto.
13636 * builtins.c (expand_builtin): Ditto.
13638 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13639 H.J. Lu <hongjiu.lu@intel.com>
13642 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13643 of V8HImode when calling ix86_binary_operator_ok.
13644 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13645 (sdot_prodv8hi): Operands 1 and 2 must be register.
13647 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13649 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13650 initialize align to silence bogus warning.
13652 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13654 PR middle-end/22156
13655 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13657 (struct sra_walk_fns): Remove use_all parameter from use.
13658 (sra_hash_tree): Handle BIT_FIELD_REFs.
13659 (sra_elt_hash): Don't hash bitfld blocks.
13660 (sra_elt_eq): Skip them in parent compares as well. Handle
13662 (sra_walk_expr): Don't maintain or pass down use_all_p.
13663 (scan_use): Remove use_all parameter.
13664 (scalarize_use): Likewise. Re-expand assignment to
13665 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13666 output, and re-scalarize after output. Don't mark anything
13668 (scalarize_ldst): Adjust.
13669 (scalarize_walk_gimple_modify_statement): Likewise.
13670 (build_element_name_1): Handle BIT_FIELD_REFs.
13671 (instantiate_element): Don't warn for any element whose parent
13672 is used as a whole.
13673 (instantiate_missing_elements_1): Return the sra_elt.
13674 (canon_type_for_field): New.
13675 (try_instantiate_multiple_fields): New.
13676 (instantiate_missing_elemnts): Use them.
13677 (mark_no_warning): Removed.
13678 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13679 (REPLDUP, sra_build_elt_assignment): New.
13680 (generate_copy_inout): Use them.
13681 (generate_element_copy): Likewise. Handle bitfld differences.
13682 (generate_element_zero): Don't recurse for blocks. Use
13683 sra_build_elt_assignment.
13684 (generate_one_element_int): Take elt instead of var. Use
13685 sra_build_elt_assignment.
13686 (generate_element_init_1): Adjust.
13687 (scalarize_use, scalarize_copy): Use REPLDUP.
13688 (scalarize_ldst): Move assert before dereference.
13689 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13691 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13693 * regmove.c: Fix unused variable warnings due to previous commit.
13695 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13697 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13698 (regmove_bb_head): Remove.
13699 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13700 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13701 problems with fixup_match_1.
13702 Don't initialize/free regmove_bb_head.
13704 (reg_is_remote_constant_p): If an insn is in the same basic block
13705 but not before INSN, consider it remote, too.
13707 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13710 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13711 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13713 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13715 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13716 (CONDITIONAL_REGISTER_USAGE): Likewise.
13718 2007-04-04 Richard Henderson <rth@redhat.com>
13720 * config/alpha/lib1funcs.asm: Remove unused file.
13722 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13725 * opts.c (print_specific_help): Fix --help=<language>
13727 (common_handle_option): Support --help=common.
13729 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13732 * gcc.c (main): Do not run the linker if
13733 print_subprocess_help indicates that it shouldn't be
13736 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13739 * doc/invoke.texi (--help=): Document <languages> value, fix
13740 formatting in tables of values.
13742 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13744 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13745 dllimport attribute of virtual methods.
13747 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13749 * config/score/crti.asm: Change _bss_start to __bss_start.
13750 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13751 (OUTGOING_REG_PARM_STACK_SPACE) update.
13752 * config/score/score.opt: add options to make backend support
13753 score5, score5u, score7 and score7d.
13754 * config/score/score.md: Likewise.
13755 * config/score/misc.md: Likewise.
13756 * config/score/mac.md: Likewise.
13757 * doc/invoke.texi: Likewise.
13758 * doc/md.texi: update constraints define.
13760 2007-04-03 Richard Henderson <rth@redhat.com>
13762 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13763 an appropriate type, use the mode instead.
13765 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13767 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13768 Set the default --with-arch setting to mips2.
13769 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13770 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13771 (MULTILIB_OSDIRNAMES): Delete.
13772 (MULTILIB_DIRNAMES): Define.
13773 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13774 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13775 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13776 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13777 VXWORKS_OS_CPP_BUILTINS.
13778 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13779 (MIPS_DEBUGGING_INFO): Undefine.
13780 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13782 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13784 PR middle-end/30704
13785 * fold-const.c (native_encode_real): Encode real.c provided longs
13786 as a series of 32-bit native integers.
13787 (native_interpret_real): Interpret buffer as a series of 32-bit
13790 2007-04-03 Richard Guenther <rguenther@suse.de>
13792 * genpreds.c (write_insn_constraint_len): Write function
13793 optimized for CONSTRAINT_LEN implementation.
13794 (write_tm_preds_h): Output insn_constraint_len inline and
13795 use it for CONSTRAINT_LEN.
13796 (write_insn_preds_c): Don't output insn_constraint_len.
13797 * doc/md.texi (define_register_constraint): Document multi-letter
13798 constraints shall have the same length if they start with the same
13801 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13804 * config/i386/i386.md (isinf<mode>2): Expand only when
13805 TARGET_C99_FUNCTIONS is set.
13807 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13809 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13810 (x86_64-*-linux*): Ditto.
13811 * config/i386/i386.opt (mpc): New option.
13812 * config/i386/i386.c (overrride_options): Handle
13813 ix87_precision_string.
13814 * config/i386/crtprec.c: New file.
13815 * config/i386/t-crtpc: Ditto.
13816 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13817 and -mpc80 options.
13818 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13819 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13820 crtprec32.o, crtprec64.o and crtprec80.o.
13822 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13823 and -mpc80 options.
13824 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13826 2007-04-02 Eric Christopher <echristo@apple.com>
13828 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13829 limitations on darwin.
13831 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13834 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13836 2007-04-02 Dave Korn <dave.korn@artimi.com>
13838 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13840 2007-04-02 Dave Korn <dave.korn@artimi.com>
13842 * libgcc2.h (exception_descriptor): Don't forward-declare.
13843 (__get_eh_table_language, __get_eh_table_version): Delete
13844 prototypes of long-dead functions.
13846 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13848 * ebitmap.h: New file
13849 * ebitmap.c: New file
13850 * Makefile.in (ebitmap.o): New target.
13852 2007-04-01 Jan Hubicka <jh@suse.cz>
13854 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13855 before very first instruction.
13857 2007-04-01 Jan Hubicka <jh@suse.cz>
13859 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13860 waring on 64bit hosts.
13861 * bitmap.h: Fix typo in bitmap_head_def.
13863 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13865 PR rtl-optimization/31391
13866 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13867 into a DELETED_LABEL note, and the label is in an empty basic
13868 block, update BB_END as well as BB_HEAD.
13870 2007-04-01 Richard Henderson <rth@redhat.com>
13872 PR tree-optimization/31169
13873 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13874 to varying if the range is outside [0, prec-1].
13876 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13879 * config/mips/mips.md (load_const_gp): New insn.
13880 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13881 the MIPS16 GP pseudo register if no_new_pseudos.
13882 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13884 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13887 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13889 (call_value): Likewise.
13891 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13892 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13895 * doc/invoke.texi: (optimization options): Reword description
13896 of -ffast-math. Document its primary purpose.
13898 2007-03-31 Richard Guenther <rguenther@suse.de>
13900 * omp-low.c (splay-tree.h): Include.
13901 (lookup_decl): Replace splay-tree usage by pointer-map.
13902 (maybe_lookup_decl): Likewise.
13903 (new_omp_context): Likewise.
13904 (delete_omp_context): Likewise.
13905 * gimplify.c (splay-tree.h): Include.
13906 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13908 (remap_ssa_name): Likewise.
13909 (remap_decl): Likewise.
13910 (remap_type_1): Likewise.
13911 (remap_type): Likewise.
13912 (copy_body_r): Likewise.
13913 (expand_call_inline): Likewise.
13914 (clone_body): Likewise.
13915 (copy_tree_r): Likewise.
13916 (remap_save_expr): Likewise.
13917 (unsave_r): Likewise.
13918 (unsave_expr_now): Likewise.
13919 (tree_function_versioning): Likewise.
13920 (build_duplicate_type): Likewise.
13921 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13922 (struct copy_body_data): Replace splay-tree by pointer-map.
13923 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13924 not $(SPLAY_TREE_H).
13925 (gimplify.o): Depend on $(SPLAY_TREE_H).
13926 (omp-low.p): Likewise.
13928 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13930 * config/avr/predicates.md (even_register_operand,
13931 odd_register_operand): New predicates.
13932 * config/avr/avr.md (movw peephole2): New.
13933 (movw_r peephole2): New.
13935 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13937 * tree.h (get_signed_or_unsigned_type): New.
13938 * fold-const.c (operand_equal_for_comparison_p): Use
13939 get_signed_or_unsigned_type instead of
13940 lang_hooks.types.signed_or_unsigned_type.
13941 * expr.c (store_expr): Ditto.
13942 * langhooks.c (get_signed_or_unsigned_type): New.
13943 (lhd_signed_or_unsigned_type): New.
13944 * langhooks.h (lhd_signed_or_unsigned_type): New.
13945 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13947 2007-03-30 Richard Henderson <rth@redhat.com>
13949 * tree-ssa-loop-ivopts.c: Include target.h.
13950 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13951 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13952 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13953 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13955 2007-03-30 Richard Henderson <rth@redhat.com>
13956 Kai Tietz <kai.tietz@onevision.com>
13958 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13959 default for 64-bit.
13960 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13961 (TARGET_64BIT_MS_ABI): New.
13962 (DBX_REGISTER_NUMBER): Handle 64-bit.
13963 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13964 (LONG_TYPE_SIZE): Force to 32.
13965 (REG_PARM_STACK_SPACE): New.
13966 (OUTGOING_REG_PARM_STACK_SPACE): New.
13967 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13968 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13969 (STACK_BOUNDARY): Use 128 for 64-bit.
13970 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13971 Add 64-bit implementation.
13972 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13974 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13975 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13976 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13977 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13978 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13979 TARGET_64BIT_MS_ABI.
13980 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13981 (ix86_pass_by_reference): Likewise.
13982 (ix86_function_value_regno_p): Likewise.
13983 (ix86_build_builtin_va_list): Likewise.
13984 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13985 (function_arg_advance_ms_64): New.
13986 (function_arg_advance): Call it.
13987 (function_arg_ms_64): New.
13988 (function_arg): Call it.
13989 (function_value_ms_64): New.
13990 (ix86_function_value_1): Call it.
13991 (return_in_memory_ms_64): New.
13992 (ix86_return_in_memory): Call it.
13993 (setup_incoming_varargs_ms_64): New.
13994 (ix86_setup_incoming_varargs): Call it.
13995 (ix86_expand_prologue): Handle 64-bit stack probing.
13996 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13997 (output_pic_addr_const): Likewise.
13998 (x86_this_parameter): Likewise.
13999 (x86_output_mi_thunk): Likewise.
14000 (x86_function_profiler): Likewise.
14001 (TARGET_STRICT_ARGUMENT_NAMING): New.
14002 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
14003 (TARGET_64BIT_MS_ABI): New.
14004 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
14005 * config/i386/i386.md (allocate_stack_worker): Remove.
14006 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14007 describe the clobber of eax without a match_scratch.
14008 (allocate_stack_worker_postreload): Remove.
14009 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14010 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14011 (allocate_stack_worker_rex64_postreload): Remove.
14012 (allocate_stack): Handle 64-bit.
14013 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14014 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14015 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14016 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14017 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14018 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14019 * config.build (x86_64-*-mingw*): New host.
14020 * config.host (x86_64-*-mingw*): New host.
14021 * config.gcc (x86_64-*-mingw*): New target.
14022 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14024 2007-03-30 Richard Henderson <rth@redhat.com>
14025 Kai Tietz <kai.tietz@onevision.com>
14027 * c-pragma.c (struct def_pragma_macro_value): New.
14028 (struct def_pragma_macro): New.
14029 (pushed_macro_table): New.
14030 (dpm_hash, dpm_eq): New.
14031 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14032 (init_pragma): Install them.
14033 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14035 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14037 * config/avr/avr.c (avr_override_options): Clear
14038 'flag_delete_null_pointer_checks'.
14040 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14043 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14044 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14045 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14046 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14047 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14048 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14049 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14051 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14053 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14055 * regmove.c: Move all of pass_stack_adjustments from here...
14056 * combine-stack-adj.c: ...to this new file.
14057 * Makefile.in: Add rules for combine-stack-adj.o.
14059 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14061 PR tree-optimization/31383
14062 * tree-data-ref.c (affine_function_equal_p): Do not require the
14063 vectors to have the same length.
14065 2007-03-30 Jan Hubicka <jh@suse.cz>
14067 PR middle-end/30700
14068 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14069 availablility; add more sanity checking; ask varpool only about
14072 2007-03-29 Richard Henderson <rth@redhat.com>
14074 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14075 to decide, but __SIZEOF_LONG_LONG__.
14077 2007-03-29 Richard Henderson <rth@redhat.com>
14079 * emutls.c (struct __emutls_array): New.
14080 (emutls_destroy): Use it instead of casting element 0 from void*.
14081 (__emutls_get_address): Likewise.
14083 2007-03-29 Richard Henderson <rth@redhat.com>
14085 * varasm.c (initializer_constant_valid_p): Don't deny
14086 DECL_DLLIMPORT_P on functions.
14088 * config/i386/cygming.h: Remove function declarations.
14089 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14090 (ASM_OUTPUT_LABELREF): Remove.
14091 (COMMON_ASM_OP): Remove.
14092 (ASM_OUTPUT_COMMON): Remove.
14093 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14094 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14095 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14096 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14097 Rename from TARGET_ENCODE_SECTION_INFO.
14098 * config/i386/netware.h: Likewise.
14099 * config/i386/i386-protos.h: Update.
14100 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14101 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14102 (legitimate_constant_p): Reject dllimports.
14103 (dllimport_map, get_dllimport_decl): New.
14104 (legitimize_dllimport_symbol): New.
14105 (legitimize_address, ix86_expand_move): Use it.
14106 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14107 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14108 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14109 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14110 * config/i386/predicates.md (constant_call_address_operand): Only
14111 accept symbols; reject dllimport_p symbols.
14112 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14113 i386_pe_maybe_record_exported_symbol.
14114 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14115 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14116 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14117 trust the setting of DECL_DLLIMPORT_P.
14118 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14119 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14120 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14121 tidy the argument scanning loop.
14122 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14123 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14124 (i386_pe_strip_name_encoding): Remove.
14125 (i386_pe_binds_local_p): New.
14126 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14127 (i386_pe_output_labelref): Remove.
14128 (i386_pe_asm_output_aligned_decl_common): New.
14129 (i386_pe_maybe_record_exported_symbol): Rename from
14130 i386_pe_record_exported_symbol; check for dllexported symbols.
14132 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14134 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14135 add comment explaining why vsnprintf cannot be used.
14137 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14139 PR tree-optimization/30666
14140 * tree.c (build_complex_type): When creating type names for DWARF2
14141 debug info, create TYPE_DECLs for TYPE_NAME instead of
14143 (build_common_tree_nodes_2): Use build_complex_type when building
14144 predefined complex types, to preserve canonical types.
14146 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14148 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14149 (noce_get_alt_condition): Look at it to determine whether to
14150 reverse the condition or not.
14151 (noce_get_condition): Substitute the truth for lies.
14152 (noce_find_if_block): Set the then_else_reversed field.
14154 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14156 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14157 destination of this insn.
14158 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14159 than calling gen_rtx_SET directly. Use r0 to hold the value of
14160 'address + 4' rather than a stack based temporary which can be
14161 mis-optimized away.
14163 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14165 * config/s390/s390.c (s390_secondary_input_reload_class,
14166 s390_secondary_output_reload_class): Functions removed.
14167 (s390_secondary_reload): New function.
14168 (TARGET_SECONDARY_RELOAD): Target macro defined.
14169 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14170 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14171 * config/s390/s390.md ("reload_outti", "reload_outdi",
14172 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14173 "reload_out<mode>"): Expanders removed.
14174 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14175 "reload<mode>_nonoffmem_out"): Expanders added.
14177 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14179 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14180 action if SRC->DEST replacement failed anyway.
14182 2007-03-28 Mike Stump <mrs@apple.com>
14184 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14185 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14186 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14188 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14190 * config.gcc: Accept barcelona as a variant of amdfam10.
14191 * config/i386/i386.c (override_options): Likewise.
14192 * doc/invoke.texi: Likewise.
14194 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14196 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14197 offsets for BIT_FIELD_REF and COMPONENT_REF.
14199 2007-03-28 Richard Guenther <rguenther@suse.de>
14201 * tree.c (is_global_var): Move ...
14202 * tree-flow-inline.h (is_global_var): ... here.
14203 * tree.h (is_global_var): Remove declaration.
14205 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14207 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14209 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14210 * config/i386/i386.c (ix86_tune_features): Initialize new
14212 * config/i386/predicates.md (promotable_binary_operator): Use
14213 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14215 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14218 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14220 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14222 * config/fr30/fr30.md (movsi_internal): Change destination
14223 constraint from m to V and add m to the end.
14225 2007-03-28 Christian Bruel <christian.bruel@st.com>
14227 * config/sh/sh.md (movsi_i): Fix type attribute.
14229 2007-03-28 Christian Bruel <christian.bruel@st.com>
14231 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14232 (movsf_ie): Likewise.
14234 2007-03-28 Christian Bruel <christian.bruel@st.com>
14236 * config.gcc: Add sh4-300 to multilib.
14237 * config/sh/t-mlib-sh4-300: New file.
14239 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14241 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14242 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14243 fix_trunc<mode>di2.
14244 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14245 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14246 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14247 "fixuns_trunctddi2"): Whitespace fix.
14249 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14251 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14252 the definition of struct sh_args.
14253 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14254 CALL_COOKIE_INT_REG_GET): Likewise.
14256 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14258 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14259 transformations are applied successfully.
14261 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14263 * tree.c (tree_contains_struct): Permit 512 tree codes.
14264 * tree.h (tree_contains_struct): Ditto.
14265 (MAX_TREE_CODES): Ditto.
14266 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14267 SPARE member to store remaining padding bits.
14269 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14271 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14274 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14276 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14277 * configure: Regenerate.
14279 * configure: Regenerate using the correct version of autoconf.
14281 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14283 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14285 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14286 regs to "__SP_L__" and "__SP_H__".
14288 2007-03-27 Richard Guenther <rguenther@suse.de>
14290 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14291 computations with it with a HOST_WIDE_INT variable.
14293 2007-03-26 Mike Stump <mrs@apple.com>
14295 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14296 objective-c-header, objective-c++-header and objc++-cpp-output
14298 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14300 2007-03-26 Richard Henderson <rth@redhat.com>
14303 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14304 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14305 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14306 IX86_BUILTIN_PSRLQ128): New.
14307 (ix86_init_mmx_sse_builtins): Add them.
14308 (ix86_expand_builtin): Expand them.
14309 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14310 operand 2 be TImode.
14311 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14312 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14313 _mm_srli_epi64): Mark __B const.
14314 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14315 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14316 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14317 new two-vector shift builtins.
14319 2007-03-26 Ian Lance Taylor <iant@google.com>
14321 PR tree-optimization/31345
14322 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14323 [+INF, +INF(OVF)] into VARYING.
14325 2007-03-26 Zack Weinberg <zackw@panix.com>
14327 * gengtype-parse.c: New file.
14328 * gengtype-yacc.y: Delete.
14329 * gengtype-lex.l: Don't include gengtype-yacc.h.
14330 Define YY_DECL and yyterminate appropriately for recursive
14331 descent parser. yylval is now a string out-parameter to yylex.
14332 (HWS, EOID): New shorthand.
14333 (IWORD): Add a couple more types.
14334 (yylex): Add a setup stanza. Remove the complex rules for
14335 detecting GTY'ed types and typedefs; replace with simple
14336 keyword detectors. Adjust everything for the changed
14337 definition of yylval. Ignore all pp-directives, not just #define.
14339 (parse_file): Rename yybegin; do not call yyparse.
14341 * gengtype.c (xasprintf): Export again.
14342 (this_file): New. Use everywhere __FILE__ was being used.
14343 (get_lang_bitmap): Special case types defined in gengtype.c.
14344 (do_typedef, new_structure): Suppress definition of certain types.
14345 (new_structure): Improve diagnostics of duplicate definitions.
14346 Make sure location_s is associated with input.h.
14347 (nreverse_pairs, define_location_structures): New functions.
14348 (main): Improve tagging of kludge types. Remove old kludges
14349 for input.h types; use define_location_structures.
14350 * gengtype.h: Update prototypes. Define token codes here.
14351 * Makefile.in: Remove all references to gengtype-yacc.
14352 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14354 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14355 add GTY((skip)) to the field that's only conditionally there.
14356 * doc/install.texi: Document that Bison is no longer required
14357 unless building treelang.
14359 * gengtype.c: Don't include gtyp-gen.h.
14360 (srcdir): Declare here.
14361 (base_files, lang_dir_names): Allocate dynamically.
14362 (gt_files, num_gt_files, num_lang_dirs): New globals.
14363 (measure_input_list, read_input_line, read_input_list)
14364 (set_lang_bitmap): New functions.
14365 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14366 simplify, relying on read_input_list to set up the bitmaps.
14367 (main): Arguments are no longer unused. Check for correct number
14368 of command line arguments, set srcdir and srcdir_len, then call
14369 read_input_list, before doing anything else. No need to worry
14370 about duplicates in main loop.
14371 * configure.ac: Simplify the calculation of all_gtfiles.
14372 Put language tags in there. Don't set or substitute
14373 all_gtfiles_files_langs or all_gtfiles_files_frags.
14374 * Makefile.in: Revamp the way gengtype is invoked, now that it
14375 takes a file on its command line with a much simpler format.
14376 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14377 (GTFILES): Remove duplicates and C source files.
14378 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14379 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14380 * configure: Regenerate.
14382 * gengtype.h: Remove all type definitions to gengtype.c; leave
14383 only definitions of options_p, type_p, and pair_p as opaque
14384 pointers. Update prototypes.
14385 * gengtype.c: Many type definitions moved here from gengtype.h.
14386 Consolidate type definitions at the top of the file.
14387 (xvasprintf): Delete.
14388 (xasprintf): Make static.
14389 (create_nested_pointer_option): Add 'next' parameter.
14390 (create_field_all, create_field_at): New functions.
14391 (create_field): Now a thin wrapper around create_field_all.
14392 (create_optional_field): Rename create_optional_field_ and add
14393 line argument. Original name is now a macro which supplies
14395 (oprintf): Use vsnprintf directly.
14396 (close_output_files): Use fatal rather than perror/exit.
14397 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14398 (main): Set progname. Don't use exit.
14399 * gengtype-yacc.y (struct_fields): Use create_field_at.
14400 (option, optionseqopt): Delete.
14401 (optionseq): Consolidate productions from option here so we
14402 can use the first argument to create_option.
14404 * gengtype-lex.l: Distinguish unions from structures in the
14405 token type. Don't call find_structure; return the tag as a string.
14406 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14407 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14408 string. Reorganize typedef_struct production accordingly.
14409 Use create_nested_ptr_option.
14410 * gengtype.c (create_nested_ptr_option): New function.
14411 * gengtype.h: Declare it.
14413 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14414 (string_type): Don't declare.
14415 (do_scalar_typedef): Declare.
14416 (create_scalar_type): Update prototype.
14417 * gengtype.c (string_type): Make static.
14418 (scalar_nonchar, scalar_char): New.
14419 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14420 (resolve_typedef): Use scalar_nonchar for error recovery.
14421 (create_scalar_type): Remove name_len field. Return scalar_char
14422 or scalar_nonchar as appropriate.
14423 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14424 to use string_type.
14425 (throughout): Use scalar_nonchar instead of calling
14426 create_scalar_type, whenever possible.
14427 (main): Initialize scalar_char and scalar_nonchar before calling
14429 * gengtype-lex.l: Adjust for removal of second argument to
14430 create_scalar_type. Use yylval.s instead of yylval.t when
14432 * gengtype-yacc.y: Type of SCALAR is string. Call
14433 create_scalar_type from type:SCALAR rule. Adjust for removal of
14434 second argument to create_scalar_type.
14436 * vec.h: Remove all #if IN_GENGTYPE blocks.
14437 Add comment saying that changes may require adjustments to gengtype.
14438 * gengtype.c: Don't include coretypes.h or tm.h.
14439 Add comment to inclusion of errors.h.
14440 (note_def_vec, note_def_vec_alloc): New functions.
14441 * gengtype.h: Declare new functions.
14442 * gengtype-lex.l: Don't include coretypes.h.
14443 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14445 (update_lineno): Remove unnecessary prototype.
14446 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14447 (VEC rule): Just return VEC_TOKEN.
14448 * gengtype-yacc.y (VEC_TOKEN): New token type.
14449 (type): Add a production for VEC(a,b).
14450 * Makefile.in: Update dependencies.
14452 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14453 typedefs that use the old PARAMS macro.
14455 * gengtype-lex.l: Remove all rules and states relating to yacc
14457 * gengtype-yacc.y: Similarly.
14458 * gengtype.c (note_yacc_type): Delete function.
14459 * gengtype.h: Update prototypes.
14461 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14463 * tree-pretty-print.c (dump_generic_node): Report precision of
14464 unnamed integer types.
14466 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14468 * ifcvt.c (noce_try_store_flag_constants): Don't check
14469 no_new_pseudos here.
14470 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14471 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14472 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14473 noce_try_sign_mask): Likewise.
14474 (if_convert): Check no_new_pseudos here.
14476 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14478 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14479 (noce_get_condition): Handle new then_else_reversed argument.
14480 (noce_init_if_info): Remove, fold into noce_find_if_block.
14481 (noce_process_if_block): Take a struct noce_if_info as the
14482 argument. Don't set up one based on ce_if_info. Update pointer
14483 references accordingly.
14484 (cond_move_process_if_block): Likewise.
14485 (process_if_block): Removed.
14486 (find_if_block): Removed. Move functionality two new functions,
14487 noce_find_if_block and cond_exec_find_if_block.
14488 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14489 blocks and the symmetric IF-ELSE-JOIN case.
14490 (cond_exec_find_if_block): Also new function mostly based on old
14491 find_if_block and process_if_block.
14492 (find_if_header): Replace find_if_block call with separately
14493 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14494 (find_cond_trap): Update noce_get_condition call.
14495 (dead_or_predicable): Likewise.
14497 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14499 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14501 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14502 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14503 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14504 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14505 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14506 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14507 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14508 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14509 __builtin_ia32_psrad128 builtins.
14511 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14513 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14514 * config/i386/constraints.md
14515 (define_constraint "I"): Use IN_RANGE macro.
14516 (define_constraint "J"): Ditto.
14517 (define_constraint "K"): Ditto.
14518 (define_constraint "M"): Ditto.
14519 (define_constraint "N"): Ditto.
14520 (define_constraint "O"): Ditto.
14521 * config/i386/predicates.md
14522 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14523 (define_predicate "const_0_to_3_operand"): Ditto.
14524 (define_predicate "const_0_to_7_operand"): Ditto.
14525 (define_predicate "const_0_to_15_operand"): Ditto.
14526 (define_predicate "const_0_to_63_operand"): Ditto.
14527 (define_predicate "const_0_to_255_operand"): Ditto.
14528 (define_predicate "const_1_to_31_operand"): Ditto.
14529 (define_predicate "const_2_to_3_operand"): Ditto.
14530 (define_predicate "const_4_to_7_operand"): Ditto.
14532 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14534 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14535 in SImode for save_world.
14536 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14539 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14541 PR tree-optimization/30784
14542 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14545 2007-03-25 Revital Eres <eres@il.ibm.com>
14547 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14548 Fold movement_possibility function into it.
14550 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14552 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14553 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14554 (call_indirect_nonlocal_darwin64): Same.
14555 (call_nonlocal_darwin64): Same.
14556 (call_value_indirect_nonlocal_darwin64): Same.
14557 (call_value_nonlocal_darwin64): Same.
14558 (sibcall_nonlocal_darwin64): Same.
14559 (sibcall_value_nonlocal_darwin64): Same.
14560 (sibcall_symbolic_64): Same.
14561 (sibcall_value_symbolic_64): Same.
14562 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14564 (rs6000_emit_load_toc_table): Same.
14565 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14566 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14568 (divss_call): Same.
14569 (divus_call): Same.
14570 (quoss_call): Same.
14571 (quous_call): Same.
14572 (load_toc_v4_pic_si): Same
14573 (load_toc_v4_PIC_1): Same.
14574 (load_toc_v4_PIC_1b): Same.
14575 (call_indirect_aix{32,64}): Same.
14576 (call_value_indirect_aix{32,64}): Same.
14578 (call_value): Same.
14579 (call_local{32,64}): Same.
14580 (call_value_local{32,64}): Same.
14581 (call_indirect_nonlocal_aix{32,64}): Same.
14582 (call_nonlocal_aix{32,64}): Same.
14583 (call_value_indirect_nonlocal_aix{32,64}): Same.
14584 (call_value_nonlocal_aix{32,64}): Same.
14585 (call_indirect_nonlocal_sysv<mode>): Same.
14586 (call_nonlocal_sysv<mode>): Same.
14587 (call_value_indirect_nonlocal_sysv<mode>): Same.
14588 (call_value_nonlocal_sysv<mode>): Same.
14590 (sibcall_local{32,64}): Same.
14591 (sibcall_value_local{32,64}): Same.
14592 (sibcall_nonlocal_aix{32,64}): Same.
14593 (sibcall_value_nonlocal_aix{32,64}): Same.
14594 (sibcall_nonlocal_sysv<mode>): Same.
14595 (sibcall_value): Same.
14596 (sibcall_value_nonlocal_sysv<mode>): Same.
14598 2007-03-24 Paul Brook <paul@codesourcery.com>
14600 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14601 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14603 2007-03-24 Richard Henderson <rth@redhat.com>
14605 * config/ia64/constraints.md: New file.
14606 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14607 satisfies_constraint_?.
14608 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14609 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14610 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14611 ia64_output_mi_thunk): Likewise.
14612 (ia64_const_ok_for_letter_p): Remove.
14613 (ia64_const_double_ok_for_letter_p): Remove.
14614 (ia64_extra_constraint): Remove.
14615 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14616 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14617 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14618 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14619 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14620 EXTRA_MEMORY_CONSTRAINT): Remove.
14621 * config/ia64/ia64.md: Include constriants.md. Replace
14622 CONST_OK_FOR_? with satisfies_constraint_?.
14624 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14625 H.J. Lu <hongjiu.lu@intel.com>
14627 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14629 (name macros): Use DPD_BID_NAME to convert names properly.
14631 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14632 decimal floating point format.
14633 (init_floating_libfuncs): Change decimal functions so that they
14634 have a "bid_" prefix if the decimal system uses the BID format,
14635 and "dpd_" prefix if the decimal system uses the DPD format.
14636 (init_interclass_conv_libfuncs): Ditto.
14637 (init_intraclass_conv_libfuncs): Ditto.
14639 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14640 using the BID format.
14642 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14643 whether we are using the BID decimal format.
14644 * configure: Regenerate.
14646 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14647 the compiler has decimal floating point enabled. Define
14648 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
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 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14664 options, and that it is enabled for i386/x86_64 systems.
14666 * Makefile.in (enable_decimal_float): New.
14668 (DECNUMINC): Add -I$(DECNUMFMT).
14669 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14670 to $(DECNUMFMT) from $(DECNUM).
14672 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14673 Substitute enable_decimal_float.
14674 * configure: Regenerated.
14677 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14680 * configure.ac: Enable decimal float for x86_64-*-linux*.
14681 * configure: Regenerated.
14684 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14685 decimal128ClearSign to flip and clear the sign bit in decimal128.
14686 (decimal_real_maxval): Set decimal128SetSign to set the sign
14689 2007-03-23 Ian Lance Taylor <iant@google.com>
14691 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14693 2007-03-23 Ian Lance Taylor <iant@google.com>
14695 * tree-dump.c (dump_files): Correct comment.
14697 2007-03-23 Ian Lance Taylor <iant@google.com>
14699 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14701 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14703 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14704 in cfglayout mode. Don't go into and out of cfglayout mode.
14705 Link the blocks in the order of the constructed traces.
14706 (rest_of_handle_tracer): Adjust call to tracer.
14707 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14708 Don't go into cfglayout mode.
14709 (rtl_loop_done): Don't go out of cfglayout mode.
14710 * cfglayout.c (relink_block_chain): New function, split out from...
14711 (fixup_reorder_chain): ...here. Remove redundant checking.
14712 (cfg_layout_finalize): Don't clear the header, footer, and aux
14713 fields here, move the code to do so to relink_block_chain. Likewise
14714 for free_original_copy_tables.
14715 * rtl.h (tracer): Update prototype.
14716 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14717 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14718 mode. Use relink_block_chain to serialize the CFG according to the
14719 new basic block order. Move targetm.cannot_modify_jumps_p check from
14721 (gate_handle_reorder_blocks): ...to here.
14722 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14724 (gate_duplicate_computed_gotos): ...to here.
14725 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14726 something always changes when going into and out of cfglayout mode.
14727 Perform an expensive cfg cleanup while going into cfglayout mode.
14728 Always update liveness information on HAVE_conditional_execution
14729 targets. Reserialize the basic blocks and go out of cfglayout mode.
14730 * reg-stack.c: Include cfglayout.h.
14731 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14732 the call to reorder_basic_blocks.
14733 * basic-block.h (reorder_basic_blocks): Update prototype.
14734 (relink_block_chain): New prototype.
14735 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14737 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14739 * config/mips/mips.md (type, hazard, *movdi_32bit,
14740 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14741 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14742 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14743 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14744 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14746 (movcc): Change first xfer to multi.
14747 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14748 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14749 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14750 config/mips/generic.md: Change reservations using "xfer" to use
14752 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14753 using match_operand.
14754 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14755 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14757 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14759 2007-03-22 Richard Henderson <rth@redhat.com>
14761 * config/i386/i386.c: Remove unnecessary function declarations.
14762 Move targetm definition, and all related macros, to the end of
14763 the file. Resort some functions to put definitions before uses.
14764 (ix86_attribute_table): Make static. Move to end of file.
14765 (ix86_gimplify_va_arg): Make static.
14767 2007-03-22 Richard Henderson <rth@redhat.com>
14769 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14770 don't increase local_regparm with force_align_arg_pointer check.
14771 (ix86_function_sseregparm): Assert 32-bit.
14772 (type_has_variadic_args_p): New.
14773 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14774 type_has_variadic_args_p.
14775 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14776 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14777 use memset instead. Do maybe_vaarg check first; skip attribute
14778 tests if true; skip attribute tests for 64-bit.
14779 (construct_container): Remove TARGET_DEBUG_ARG.
14780 (function_arg_advance_32, function_arg_advance_64): Split out ...
14781 (function_arg_advance): ... from here.
14782 (function_arg_32, function_arg_64): Split out ...
14783 (function_arg): ... from here.
14784 (ix86_pass_by_reference): Tidy.
14785 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14786 (function_value_32): New, from parts of ix86_function_value
14787 and ix86_value_regno.
14788 (function_value_64): New, from parts of ix86_function_value
14789 and ix86_libcall_value.
14790 (ix86_function_value_1): New.
14791 (ix86_function_value, ix86_libcall_value): Use it.
14792 (return_in_memory_32, return_in_memory_64): Split out ...
14793 (ix86_return_in_memory): ... from here.
14794 (ix86_struct_value_rtx): Skip for 64-bit.
14795 (ix86_libcall_value, ix86_value_regno): Remove.
14796 (setup_incoming_varargs_64): Split out ...
14797 (ix86_setup_incoming_varargs): ... from here.
14798 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14799 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14800 * config/i386/i386-protos.h (ix86_function_value): Remove.
14801 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14803 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14806 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14807 infinities not supported, otherwise emit warning if -Woverflow. On
14808 underflow, emit warning if -Woverflow.
14809 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14811 * real.h (real_from_string): Update declaration
14813 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14814 Richard Henderson <rth@redhat.com>
14816 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14817 * calls.c (compute_argument_block_size, expand_call,
14818 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14819 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14820 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14821 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14822 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14823 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14824 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14825 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14828 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14830 * c-incpath.c (add_sysroot_to_chain): New.
14831 (merge_include_chains): Add sysroot argument. Call
14832 add_sysroot_to_chain if sysrooted.
14833 (register_include_chains): Update call to merge_include_chains.
14834 * doc/cppopts.texi: Document use of '=' in include directory
14837 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14839 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14840 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14841 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14842 insn pattern using X87MODEF12 mode macro.
14844 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14846 * regmove.c (regmove_optimize): Use reg_mentioned_p
14847 instead of reg_overlap_mentioned_p for DST.
14849 2007-03-21 Mike Stump <mrs@apple.com>
14851 * c.opt: Fixup for Objective-C/C++.
14853 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14855 * explow.c (convert_memory_address): Fold memory reference when
14856 POINTERS_EXTEND_UNSIGNED < 0
14858 2007-03-21 Richard Henderson <rth@redhat.com>
14861 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14862 * config/i386/mmintrin.h (__m64): Likewise.
14863 * config/i386/xmmintrin.h (__m128): Likewise.
14865 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14867 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14868 (VXWORKS_OS_CPP_BUILTINS): Define.
14869 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14870 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14872 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14874 * rtl.h (constant_pool_reference_p): Delete.
14875 (find_constant_src): Declare.
14876 * rtlanal.c (find_constant_src): New function.
14877 * simplify-rtx.c (constant_pool_reference_p): Delete.
14878 * config/i386/i386.md: Use find_constant_src instead of
14879 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14881 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14883 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14884 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14886 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14888 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14889 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14890 (arm_elf_asm_constructor): Use it.
14891 (arm_elf_asm_destructor): New function.
14893 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14895 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14897 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14899 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14901 2007-03-19 Andrew Haley <aph@redhat.com>
14903 PR tree-optimization/31264
14904 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14905 VIEW_CONVERT_EXPRs.
14907 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14909 PR rtl-optimization/30907
14910 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14911 (fwprop_init): Always call loop_optimizer_initialize.
14912 (fwprop_done): Always call loop_optimizer_finalize.
14913 (fwprop): We always have loop info now.
14914 (gate_fwprop_addr): Remove.
14915 (pass_fwprop_addr): Use gate_fwprop as gate.
14917 PR rtl-optimization/30841
14918 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14919 df_chain_alloc): Call df_reorganize_refs unconditionally.
14920 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14921 refs_organized to refs_organized_size.
14922 (df_ref_create_structure): Use refs_organized_size instead of
14923 bitmap_size if refs had been organized, and keep refs_organized_size
14925 * df.h (struct df_ref_info): Change refs_organized to
14926 refs_organized_size.
14927 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14930 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14932 * except.c (output_function_exception_table): Do not reference the
14933 EH personality routine for functions that do not require an
14936 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14939 * c-typeck.c (convert_for_assignment): Call comptypes for
14940 RECORD_TYPE or UNION_TYPE.
14942 PR inline-asm/30505
14943 * reload1.c (reload): Do invalid ASM checking after
14944 cleanup_subreg_operands.
14946 2007-03-19 Jeff Law <law@redhat.com>
14948 * tree-cfg.c (find_taken_edge): Tighten conditions for
14949 optimizing computed gotos.
14951 2007-03-19 Michael Matz <matz@suse.de>
14953 * builtins.c (expand_builtin_sync_operation,
14954 expand_builtin_compare_and_swap,
14955 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14958 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14959 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14962 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14964 * doc/tm.texi: Add brackets around the return type of
14965 TARGET_SECONDARY_RELOAD.
14967 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14968 Richard Guenther <rguenther@suse.de>
14970 PR tree-optimization/31254
14971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14972 Use handled_component_p () where appropriate. Continue
14973 propagating into the rhs if we propagated into an INDIRECT_REF
14976 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14978 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14979 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14980 (xde, xdee): Mode attributes adjusted to support DFP modes.
14981 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14982 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14983 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14984 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14985 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14986 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14987 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14989 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14990 "movsf"): Insn definitions removed.
14991 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14992 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14993 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14995 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14996 "reload_in<mode>", "reload_out<mode>"): Expander added.
14997 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
15000 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15002 * config/s390/s390.md: Only non-functional changes. Renamed
15003 FPR mode macro to BFP all over the file.
15005 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15007 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15008 (op_type attribute): RRF instruction type added.
15009 (fT0): New mode attribute.
15010 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15011 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15012 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15013 instruction no secondary memory is needed when moving DFmode values
15014 between GPRs and FPRs.
15016 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15018 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15019 inverted and documentation adjusted.
15020 ("mhard-dfp", "msoft-dfp"): New options.
15021 * config/s390/s390.c (s390_handle_arch_option): New architecture
15023 (override_options): Sanity checks for the new options added.
15024 * config.gcc: New architecture switch: z9-ec.
15025 * config/s390/s390.h (processor_flags): PF_DFP added.
15026 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15027 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15028 when the bit is NOT set so remove it from the defaults.
15030 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15032 * genemit.c (main): Print include statement for dfp.h.
15033 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15036 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15038 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15040 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15043 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15044 instead of PATTERN.
15046 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15048 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15049 attr_length_call, output_call, output_indirect_call): Cleanup
15050 formatting of targetm calls.
15052 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15054 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15056 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15058 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15059 reservation, bypass and anti-bypass descriptions for these
15060 instructions. Update move patterns.
15061 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15064 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15066 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15067 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15068 (get_initial_def_for_reduction): Likewise.
15070 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15072 Fix PR tree-optimization/29922
15073 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15074 (get_representative): Removed.
15075 (value_dies_in_block_x): Update for rvuse removal.
15076 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15077 (compute_antic_aux): Handle when PHI nodes appear in
15078 non-single-successors.
15079 (dump_bitmap_of_names): Removed.
15080 (compute_antic_safe): Renamed and removed rvuse calculation.
15081 Calculate only antic safe.
15082 (insert_into_preds_of_block): Remove assert.
15083 (execute_pre): Update for renamed functions.
15084 (defer_or_phi_translate_block): New function.
15086 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15088 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15089 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15091 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15092 Follow spelling conventions.
15094 * tree-data-ref.h: Remove the prototype for analyze_array.
15096 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15098 PR tree-optimization/31041
15099 * tree-vect-transform.c (get_initial_def_for_induction): Call
15100 force_gimple_operand.
15102 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15104 * ipa-type-escape.c (look_for_casts) : Revert code to use
15105 handled_component_p due to ada test a-numaux.adb.
15107 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15109 * final.c (final_scan_insn): Alter the condition of a
15110 conditional trap if we have nonstandard CC.
15112 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15114 * configure.ac: Remove excess quoting from asm line 0 test.
15115 * configure: Rebuilt.
15117 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15119 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15120 * c-common.c (convert_and_check): Move warning logic to...
15121 (warnings_for_convert_and_check): ...here. Define.
15122 * c-common.h (warnings_for_convert_and_check): Declare.
15124 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15126 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15127 (output_call): Likewise.
15129 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15131 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15133 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15135 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15137 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15139 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15140 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15142 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15144 PR tree-optimization/31183
15145 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15146 Use double_int instead of unsigned int for representing access_strides.
15147 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15149 2007-03-16 Richard Guenther <rguenther@suse.de>
15151 PR tree-optimization/31146
15152 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15153 to allow recursion of forward_propagate_addr_expr.
15154 (forward_propagate_addr_into_variable_array_index): Likewise.
15155 (forward_propagate_addr_expr): Likewise.
15156 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15157 (forward_propagate_addr_expr_1): Recurse on simple copies
15158 instead of propagating into them. Do so for useless conversions
15160 (forward_propagate_addr_expr): Clean up unused statements after
15163 2007-03-16 Richard Guenther <rguenther@suse.de>
15165 * builtins.c (expand_builtin_cexpi): Use the right argument
15166 for the expansion via cexp.
15168 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15170 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15171 * configure: Rebuilt.
15173 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15176 * dwarf2out.c (force_type_die): Adjust comment.
15177 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15179 2007-03-15 DJ Delorie <dj@redhat.com>
15181 * config/frv/predicates.md (minmax_operator): Don't check operands
15184 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15186 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15187 Update constant estimates of number of iterations.
15188 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15189 argument renamed to "realistic".
15190 (compute_estimated_nb_iterations): Removed.
15191 (record_niter_bound): New function.
15192 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15193 call record_nonwrapping_iv with upper = false.
15194 (infer_loop_bounds_from_signedness): Pass upper argument to
15195 record_nonwrapping_iv.
15196 (estimate_numbers_of_iterations_loop): Do not call
15197 compute_estimated_nb_iterations. Record estimate based on profile
15198 information. Initialize the constant estimates of number of
15200 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15202 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15203 number of iterations is too small.
15204 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15205 (EST_NOT_AVAILABLE): Removed.
15206 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15207 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15210 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15212 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15213 Handle NE_EXPR guards.
15215 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15218 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15219 Set also -pedantic-errors by default for the preprocessor unless
15220 -fpermissive is given.
15222 2007-03-15 Richard Guenther <rguenther@suse.de>
15224 PR middle-end/29719
15225 PR middle-end/31161
15226 * builtins.c (expand_builtin_cexpi): As a fallback if we
15227 don't have builtins for sincos or cexp create a function
15228 declaration for cexp and expand to a call to that.
15229 (expand_builtin_int_roundingfn): Always fall
15230 back to floor/ceil and its variants even if they may be
15233 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15235 PR middle-end/31159
15236 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15237 jump tables, move the call to delete_dead_jumptables from here...
15238 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15239 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15240 don't allow merging of blocks that try_redirect_by_replacing_jump
15241 also does not handle when not optimizing.
15243 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15244 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15246 * config/i386/i386.md (x86_sahf_1): Correctly handle
15249 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15252 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15253 x86_64_general_operand as operand[2] predicate. Remove "iF"
15254 from operand constraints and use "e" constraint instead.
15255 (*subti3_1, *subti3_1 splitter): Ditto.
15256 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15257 operand[1] predicate.
15259 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15261 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15262 arrays, multiply the access strides by the size of the sub-array.
15263 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15265 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15267 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15268 the configured assembler supports the sahf mnemonic.
15269 * configure: Regenerate.
15270 * config.in: Regenerate.
15272 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15273 emit "sahf" or ".byte\t0x9e" as asm template.
15275 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15278 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15279 option to replace hard coded TARGET_xxx in md file.
15280 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15281 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15282 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15283 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15284 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15285 (X86_TUNE_NOT_VECTORMODE): Ditto.
15286 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15287 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15288 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15289 (TUNE_SLOW_IMUL_IMM8): Ditto.
15290 (TUNE_MOVE_M1_VIA_OR): Ditto.
15291 (TUNE_NOT_UNPAIRABLE): Ditto.
15292 (TUNE_NOT_VECTORMODE): Ditto.
15294 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15297 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15298 tuning options instead of hard coded TARGET_xxx.
15299 (fix ssemode peephole2's): Ditto.
15300 (imul peephole2's): Ditto.
15302 (movdi_or_rex64): Ditto.
15303 (move peephole2): Ditto.
15304 (not peephole2's): Ditto.
15306 2007-03-14 Dirk Mueller <dmueller@suse.de>
15308 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15309 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15310 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15312 * c-parser.c (c_parser_do_statement): Warn about empty body in
15313 do/while statement.
15314 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15315 * doc/invoke.texi (-Wempty-body): Update documentation.
15317 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15320 * c-common.h (warn_for_div_by_zero): Declare.
15321 * c-common.c (warn_for_div_by_zero): Define.
15322 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15325 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15327 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15328 to PREFIX and STANDARD_PREFIX.
15330 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15331 Phil Edwards <phil@codesourcery.com>
15333 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15334 (__gthread_once_t): Remove busy field for RTPs.
15335 (__GTHREAD_ONCE_INIT): Update accordingly.
15337 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15339 * doc/invoke.texi: Document VxWorks options.
15341 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15343 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15345 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15347 PR tree-optimization/30590
15348 * tree-nrv.c (tree_nrv): Check for the partial update of the
15351 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15353 * flags.h (flag_random_seed): Remove declaration, in favor of...
15354 * toplev.h (get_random_seed, set_random_seed): ... these.
15355 * tree.c (get_file_function_name): Use the former.
15356 * opts.c (common_handle_option): Use the latter.
15359 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15361 PR middle-end/31127
15362 * cse.c (cse_find_path): Do not bail out if a basic block that
15363 we already visited now becomes part of a path that starts at a
15364 different basic block. Just disallow this, to make sure we
15365 visit each basic block at most once.
15367 2007-03-13 Jan Hubicka <jh@suse.cz>
15369 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15370 attributes, when profile esitmate is present, calls with very low
15371 frequency are cold.
15373 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15375 PR tree-optimization/30730
15376 PR tree-optimization/26900
15377 * tree-ssa-loop-niter.c: Include gmp.h.
15378 (bounds): New type.
15379 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15380 split_to_var_and_offset, determine_value_range,
15381 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15382 bound_difference, bounds_add, bounds_negate,
15383 number_of_iterations_ne_max, dump_affine_iv): New functions.
15384 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15385 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15386 difference of initial and final value of control iv to validate
15388 (number_of_iterations_cond): Add loop parameter. Determine bounds
15389 on the difference of the extremes of the control iv. Add dumps.
15390 (expand_simple_operations): Handle phi nodes.
15391 (simplify_using_initial_conditions): Do not record used conditions.
15392 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15393 Do not set additional_info.
15394 (implies_nonnegative_p, implies_ge_p): Removed.
15395 (derive_constant_upper_bound): Do not use parameter `additional'.
15396 (record_estimate): Parameter `additional' removed. Parameter
15397 `i_bound' added. Do not call derive_constant_upper_bound.
15398 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15399 bound the number of iterations estimate.
15400 (estimate_numbers_of_iterations_loop): Pass the estimate from
15401 the number of iterations analysis to record_estimate.
15402 * tree.h (multiple_of_p): Declare.
15403 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15404 (scev_const_prop): Do not check expression_expensive_p.
15405 * fold-const.c (multiple_of_p): Exported.
15406 * double-int.c (double_int_mask): Exported.
15407 * double-int.h (double_int_mask): Declare.
15408 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15409 field. Added max field.
15411 2007-03-13 David Taylor <taylor@candd.org>
15414 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15417 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15420 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15421 two unamed patterns.
15423 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15425 * config/i386/i386.opt (mcx16, msahf): New options.
15426 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15427 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15429 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15430 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15431 Output -mcx16 and -msahf options when corresponding bit is set.
15433 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15434 and -msahf options.
15436 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15438 * configure.ac: Test for assembler tolerance to # 0 "".
15439 * configure, config.in: Rebuilt.
15440 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15442 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15444 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15446 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15447 (handle_syscall): Handle direct system calls.
15448 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15450 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15452 * doc/invoke.texi: Fix cpp.info cross-reference.
15453 * doc/passes.texi: Fix gcc.info cross-reference.
15455 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15457 PR tree-optimization/30835
15458 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15459 bb_for_stmt is not NULL before accessing it.
15461 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15463 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15466 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15469 * doc/install.texi: Document --enable-stage1-languages
15471 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15473 * tree-pass.h (pass_into_cfg_layout_mode,
15474 pass_outof_cfg_layout_mode): Declare.
15475 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15476 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15477 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15478 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15480 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15482 * c-decl.c (warn_variable_length_array): New function.
15483 Refactored from grokdeclarator to handle warn_vla
15484 and handle unnamed array case.
15485 (grokdeclarator): Refactored VLA warning case.
15486 * c.opt (Wvla): New flag.
15487 * doc/invoke.texi (Wvla): New warning.
15489 2007-03-12 Richard Henderson <rth@redhat.com>
15491 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15492 (TARGET_SECTION_TYPE_FLAGS): New.
15494 2007-03-12 Richard Henderson <rth@redhat.com>
15496 * config/darwin.c (machopic_reloc_rw_mask): New.
15497 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15498 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15500 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15502 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15503 * cppdefault.h (cpp_PREFIX): Document.
15504 (cpp_PREFIX_len): Likewise.
15505 (cpp_EXEC_PREFIX): New variable.
15506 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15507 * c-incpath.c (add_standard_paths): Correct logic for relocating
15508 paths within prefix.
15510 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15512 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15513 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15515 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15516 fix_truncdfdi_sse using SSEMODEF mode macro.
15517 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15518 fix_truncdfsi_sse using SSEMODEF mode macro.
15519 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15520 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15522 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15524 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15525 elfos.h to tm_file.
15527 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15529 * tree.h : Add multiple_of_p declaration.
15530 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15531 * ipa-type-escape.c (results_of_malloc): Redundant.
15532 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15533 (cast_type): Extended with new members.
15534 (check_cast): Returns cast_type.
15535 (cast): New structure for data of walk_use_def_chains.
15536 (is_malloc_result, is_cast_from_non_pointer_1,
15537 is_cast_from_non_pointer,
15538 is_array_access_through_pointer_and_index): New functions.
15539 (look_for_casts): Returns cast types.
15540 (check_call): Returns void.
15541 (okay_pointer_operation): Use support of pointer plus index,
15542 pointer plus constant and allow all multiplications.
15544 2007-03-11 Richard Guenther <rguenther@suse.de>
15546 PR tree-optimization/31115
15547 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15548 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15549 A shift count of zero is not special as with *_DIV_EXPR.
15550 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15553 2007-03-11 Ian Lance Taylor <iant@google.com>
15555 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15556 the *_DIV_EXPR codes correctly with overflow infinities.
15558 2007-03-11 Ira Rosen <irar@il.ibm.com>
15560 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15561 indicate success/failure of the analysis. Add negation to subtrahend
15562 in case of subtraction. Fail if both operands contain constants.
15563 (create_data_ref): Fail if analyze_offset fails.
15565 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15567 * config/i386/i386.md (frndintxf2): Rename to ...
15568 (rintxf2): ... this. Remove expander having same name.
15569 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15570 (roundsf2, rounddf2): Ditto.
15571 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15572 (lround<mode>di2, lround<mode>si2): Ditto.
15574 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15576 * lower-subreg.c: Include except.h.
15577 (decompose_multiword_subregs): Verify that the only control flow
15578 insns we can split are loads to multi-words pseudos.
15579 Handle breaking such blocks after splitting, instead of calling
15580 find_many_sub_basic_blocks.
15582 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15583 on the new basic block. Add a lengthy comment explaining why we
15584 thought this was necessary.
15585 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15587 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15590 * tree.c (walk_type_fields): Recurse into the element type of
15591 ARRAY_TYPEs if there is a pointer set.
15593 2007-03-10 Dirk Mueller <dmueller@suse.de>
15595 * c-common.c (warn_logical_operator): Fix condition.
15597 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15599 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15601 * config/darwin.c (machopic_select_section): Remove superfluous
15602 argument in call to categorize_decl_for_section. Remove unused
15605 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15607 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15609 * configure: Regenerate.
15611 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15614 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15615 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15616 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15617 Add LABEL_NUSES to emitted label.
15618 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15619 branch probability value to emitted jump insn.
15620 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15621 Do not check life information and do not re-arrange input operands
15622 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15624 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15626 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15627 the change of decode_asm_operands.
15629 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15631 * mode-switching.c (create_pre_exit): Skip blockage insn.
15633 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15635 * tree-pass.h (TODO_update_smt_usage): Remove.
15637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15641 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15643 * pa.c (attr_length_call): Revise condition for long
15644 pc-relative branch.
15645 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15646 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15647 sequence on SOM target.
15649 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15651 * gcc.c: Document %{, in big comment at top.
15652 (input_suffix_matches): Remove special handling for .s and
15654 (input_spec_matches): New.
15655 (handle_braces): Handle %{,.
15656 (validate_switches): ',' indicates a value which is not a switch.
15657 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15658 to detect assembler input.
15659 * config/i386/sol2.h (CPP_SPEC): Likewise.
15660 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15661 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15662 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15663 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15664 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15665 -m64 causes deployment target to default to 10.5.
15666 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15668 2007-03-09 Richard Henderson <rth@redhat.com>
15671 * target.h (targetm.asm.out.reloc_rw_mask): New.
15672 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15673 (TARGET_ASM_OUT): Use it.
15674 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15675 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15676 use the new reloc_rw_mask target hook instead.
15677 (default_section_type_flags_1): Merge into...
15678 (default_section_type_flags): ... here.
15679 (decl_readonly_section_1): Merge into...
15680 (decl_readonly_section): ... here.
15681 (default_elf_select_section_1): Merge into...
15682 (default_elf_select_section): ... here.
15683 (default_unique_section_1): Merge into...
15684 (default_unique_section): ... here.
15685 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15686 (default_select_rtx_section): Use it.
15687 (default_elf_select_rtx_section): Likewise.
15688 * output.h: Update to match.
15689 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15690 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15691 (TARGET_ASM_RELOC_RW_MASK): New.
15692 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15693 to categorize_decl_for_section.
15694 (x86_64_elf_unique_section): Likewise.
15695 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15696 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15697 (TARGET_ASM_RELOC_RW_MASK): New.
15698 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15699 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15700 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15701 (TARGET_RWRELOC): Remove.
15702 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15703 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15704 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15705 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15706 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15707 (rs6000_xcoff_select_section): Use decl_readonly_section.
15708 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15709 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15710 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15711 (TARGET_SECTION_TYPE_FLAGS): Remove.
15712 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15714 2007-03-09 Roger Sayle <roger@eyesopen.com>
15716 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15717 complex constant equality/inequality comparisons for here.
15718 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15719 known at compile-time or can be simplified to a scalar comparison.
15720 (fold_relational_const): Move compile-time evaluation of complex
15721 constant equality/inequality comparisons to here.
15723 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15725 PR rtl-optimization/30643
15726 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15728 (fold_rtx): Recurse, like before 2006-11-03.
15730 2007-03-09 DJ Delorie <dj@redhat.com>
15732 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15735 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15737 PR tree-optimization/30375
15738 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15739 LHS of statements is not the same.
15740 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15742 2007-03-09 Chao-ying Fu <fu@mips.com>
15744 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15746 * doc/invoke.texi (-mdspr2): Document new option.
15747 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15748 New unspec for DSP REV 2.
15749 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15750 these instructions are extended in DSP REV 2.
15751 (mips-dspr2.md): Include.
15752 * config/mips/mips.opt (mdspr2): New option.
15753 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15754 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15755 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15756 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15757 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15758 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15759 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15761 (bdesc_map): Add one field of unsupported_target_flags.
15762 (bdesc_arrays): Update entries to have extra fields. Add
15764 (mips_init_builtins): Initialize new function types.
15765 Check unsupported_target_fileds to filter out builtins.
15766 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15768 (ASM_SPEC): Pass mdspr2 to the assembler.
15769 * config/mips/mips-dspr2.md: New file.
15771 2007-03-09 Sa Liu <saliu@de.ibm.com>
15773 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15775 2007-03-09 Ian Lance Taylor <iant@google.com>
15777 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15778 argument) like -Wstrict-overflow=2.
15779 * doc/invoke.texi (Warning Options): Update documentation.
15781 2007-03-09 Dirk Mueller <dmueller@suse.de>
15784 * doc/invoke.texi (-Wlogical-op): Document.
15785 * common.opt (-Wlogical-op): New.
15786 * c-common.h (warn_logical_operator): Declare.
15787 * c-common.c (warn_logical_operator): Define.
15788 * c-typeck.c (parser_build_binary_op): Call
15789 warn_logical_operator.
15791 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15793 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15794 * final.c (final_scan_insn): Test for non-"" file name.
15796 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15798 * doc/loop.texi: Document the Omega linear constraints solver.
15799 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15800 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15801 omega-hash-table-size, omega-max-keys, and
15802 omega-eliminate-redundant-constraints.
15803 * tree-pass.h (pass_check_data_deps): Declared.
15806 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15807 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15808 pass_check_data_deps): New.
15809 * tree-data-ref.c (init_data_ref): Remove declaration.
15810 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15811 (analyze_array): Renamed init_array_ref, move up initializations.
15812 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15813 Removed arguments that are set to NULL.
15814 (analyze_indirect_ref): Correct indentation, correct call to
15816 (object_analysis): Call init_array_ref instead of analyze_array.
15817 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15818 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15819 of DR_ACCESS_FNS_ADDR.
15820 (init_omega_eq_with_af, omega_extract_distance_vectors,
15821 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15822 ddr_consistent_p): New.
15823 (compute_affine_dependence): Check consistency of ddrs when
15824 flag_check_data_deps is passed.
15825 (analyze_all_data_dependences): Uncomment.
15826 (tree_check_data_deps): New.
15827 * tree-data-ref.h: Include omega.h.
15828 (DR_ACCESS_FNS_ADDR): Removed.
15829 (data_dependence_relation): Add inner_loop.
15830 (DDR_INNER_LOOP): New.
15831 * common.opt (fcheck-data-deps): New.
15832 * tree-flow.h (tree_check_data_deps): Declare.
15833 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15834 (OBJS-common): Depend on omega.o.
15836 * passes.c (pass_check_data_deps): Scheduled.
15837 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15838 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15839 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15840 PARAM_VECT_MAX_VERSION_CHECKS,
15841 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15843 2007-03-09 Richard Guenther <rguenther@suse.de>
15845 PR tree-optimization/30904
15846 PR middle-end/31058
15847 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15848 the same way as *_DIV_EXPR.
15850 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15852 * recog.c (decode_asm_operands): No mixed declarations and code.
15854 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15856 * rtl.def (ASM_INPUT): Add location.
15857 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15858 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15859 (decode_asm_operands): Add loc operand.
15860 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15861 * stmt.c (expand_asm): Rename to...
15862 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15863 gen_rtx_ASM_INPUT_loc.
15864 (expand_asm_expr): Adjust.
15865 * recog.c (decode_asm_operands): Add loc operand.
15866 (check_asm_operands, extract_insn): Adjust.
15867 * reload1.c (maybe_fix_stack_asms): Likewise.
15868 * final.c (asm_insn_count): Likewise.
15869 (final_scan_insn): Output # line before and after asm.
15871 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15873 * tree-ssa-structalias.c (variable_info): Remove
15875 (new_var_info): Ditto.
15876 (shared_bitmap_info_t): New structure.
15877 (shared_bitmap_table): New variable.
15878 (shared_bitmap_hash): New function.
15879 (shared_bitmap_eq): Ditto
15880 (shared_bitmap_lookup): Ditto.
15881 (shared_bitmap_add): Ditto.
15882 (merge_smts_into): Change to take bitmap directly.
15883 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15884 (init_alias_vars): Init shared bitmap hashtable.
15885 (delete_points_to_sets): Delete shared bitmap hashtable.
15886 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15887 is_aliased removal as a change that was still necessary was
15890 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15892 * config/i386/i386.h (override_options): Conditionally disable
15893 x86_sahf for 64bit targets only.
15895 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15898 * c-decl.c (merge_decls): Don't call make_var_volatile.
15899 * varasm.c (make_var_volatile): Remove.
15900 * output.h (make_var_volatile): Remove.
15902 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15904 PR tree-optimization/31085
15905 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15907 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15909 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15910 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15911 ATTR_CONST_NOTHROW_LIST.
15913 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15916 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15918 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15920 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15923 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15925 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15926 passed, use shared libgcc.
15928 2007-03-08 Roger Sayle <roger@eyesopen.com>
15930 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15931 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15932 (honor_protect_cleanup_actions, lower_try_finally_switch):
15934 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15935 ifc_temp_var): Likewise.
15936 * tree-inline.c (setup_one_parameter): Likewise.
15937 * tree-mudflap.c (mf_decl_cache_locals,
15938 mf_build_check_statement_for): Likewise.
15939 * tree-nested.c (init_tmp_var, save_tmp_var,
15940 finalize_nesting_tree_1): Likewise.
15941 * tree-outof-ssa.c (insert_copy_on_edge,
15942 insert_backedge_copies): Likewise.
15943 * tree-profile.c (tree_gen_edge_profiler,
15944 tree_gen_ic_profiler): Likewise.
15945 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15946 * tree-sra.c (sra_build_assignment): Likewise.
15947 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15948 * tree-ssa-math-opts.c (insert_reciprocals,
15949 execute_cse_sincos_1): Likewise.
15950 * tree-tailcall.c (adjust_accumulator_values,
15951 adjust_return_value): Likewise.
15952 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15953 * tree-vect-transform.c (vect_create_data_ref_ptr,
15954 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15955 vect_create_epilog_for_reduction, vectorizable_reduction,
15956 vectorizable_call, vectorizable_conversion,
15957 vectorizable_assignment, vectorizable_operation,
15958 vectorizable_type_demotion, vect_gen_widened_results_half,
15959 vect_permute_store_chain, vectorizable_store,
15960 vect_setup_realignment, vect_permute_load_chain,
15961 vectorizable_load, vectorizable_condition,
15962 vect_create_cond_for_align_checks): Likewise.
15963 * tree-vrp.c (build_assert_expr_for): Likewise.
15965 2007-03-08 Ian Lance Taylor <iant@google.com>
15967 * tree-vrp.c: Include "intl.h".
15968 (usable_range_p): New static function.
15969 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15970 overflowed values, juts set *strict_overflow_p.
15971 (compare_values): Only return -2 if one of the operands is not a
15973 (compare_ranges): Call usable_range_p.
15974 (compare_range_with_value): Likewise.
15975 (vrp_evaluate_conditional_warnv): Rename from
15976 vrp_evaluate_conditional. Make static. Change all callers.
15977 (vrp_evaluate_conditional): New function.
15978 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15979 on signed overflow.
15980 (simplify_abs_using_ranges): Likewise.
15981 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15982 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15983 within_stmt parameter.
15984 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15985 vrp_evaluate_conditional.
15986 * tree-ssa-threadedge.c
15987 (record_temporary_equivalences_from_stmts_at_dest): Change
15988 simplify parameter to take a second tree parameter.
15989 (simplify_control_stmt_condition): Likewise.
15990 (thread_across_edge): Likewise.
15991 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15992 (thread_across_edge): Likewise.
15993 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15995 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15997 * config/i386/i386.h (TARGET_SAHF): New define.
15998 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15999 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
16000 (x86_sahf): New global variable.
16001 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
16002 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
16003 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
16004 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
16006 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16007 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16008 when expanding fcomi/sahf based tests.
16009 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16010 expanding sahf based alternative. Emit sahf based sequence when
16011 optimizing for code size.
16012 * config/i386/i386.md (x86_sahf_1): Do not disable for
16013 TARGET_64BIT, enable for TARGET_SAHF.
16015 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16017 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16018 spurious whitespace from error message.
16020 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16023 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16025 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16027 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16029 * tree-sra.c (instantiate_element): Propagate disabled warnings
16030 from the element itself to the created variable.
16032 2007-03-07 Richard Henderson <rth@redhat.com>
16035 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16036 silently fix up the stack in the case of a missing register.
16038 2007-03-07 Paul Brook <paul@codesourcery.com>
16040 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16042 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16044 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16046 (phase1_vrs): Use them.
16047 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16048 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16049 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16050 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16051 __gnu_Unwind_Restore_WMMXC if required.
16052 (_Unwind_VRS_Pop): Implement iWMMXt support.
16053 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16054 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16055 gnu_Unwind_Save_WMMXC): Define.
16057 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16059 * config/vxworks.h (vxworks_override_options): Declare.
16060 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16061 * config/vxworks.c: Include target.h and toplev.h.
16062 (vxworks_override_options): New function.
16063 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16065 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16067 * config/s390/s390.c (override_options): Don't emit an error when
16068 -mstack-size is used without providing -mstack-guard.
16069 (s390_emit_prologue): Choose stack_guard value automatically if not
16070 provided via command line.
16071 * doc/invoke.texi: Adjust description of -mstack-guard and
16074 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16076 * config/i386/i386.c (output_set_got): Add a GOT initialization
16077 sequence for VxWorks PIC.
16078 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16079 around labels as well as symbols. Use gotoff_operand instead
16080 of local_symbolic_operand.
16081 (legitimize_pic_address): Use gotoff_operand instead of
16082 local_symbolic_operand. Use @GOT accesses for labels as
16084 (ix86_output_addr_diff_elt): Use PC-relative rather than
16085 GP-relative offsets for VxWorks PIC.
16086 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16087 no_new_pseudos. Check whether the returned register is op0.
16088 * config/i386/i386.md (tablejump): Use PC-relative rather than
16089 GP-relative offsets for VxWorks PIC.
16090 * config/i386/predicates.md (gotoff_operand): New predicate.
16092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16094 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16096 * config/vxworks-dummy.h: New file.
16097 * config/i386/i386.h: Include it.
16099 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16101 * dwarf2out.c (is_inlined_entry_point): New
16102 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16103 DW_AT_ranges if the first subblock is the entry point.
16105 2007-03-06 David Daney <ddaney@avtrex.com>
16107 * doc/install.texi (mips-*-*): Change recommended binutils
16110 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16112 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16113 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16116 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16118 2007-03-06 Jan Hubicka <jh@suse.cz>
16120 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16121 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16123 (probably_cold_bb_p): Cold functions are cold.
16124 (probably_never_executed_bb_p): Cold functions are cold.
16125 (tree_bb_level_predictions): Predict calls to cold functions as not
16127 (compute_function_frequency): Check hot/cold attributes.
16128 * function.h (function_frequency): Update comments.
16129 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16130 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16131 (c_common_att): Add cold and hot.
16133 * doc/extend.texi (hot,cold attributes): Document.
16135 2007-03-06 Andrew Haley <aph@redhat.com>
16137 * function.c (expand_function_end): Move blockage to just after we
16138 emit the label for the naked return from the function.
16140 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16142 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16145 2007-03-06 Jan Hubicka <jh@suse.cz>
16147 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16148 loaded for constant large models. Non-large 64bit PIC can do.
16149 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16150 * cmodel.h: Add LARGE PIC.
16151 * i386.md (UNSPEC_PLTOFF): New.
16152 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16154 (*call_1_rex64): Disable for large models.
16155 (*call_1_rex64_large): New.
16156 (*call_value_1_rex64): Disable for large models.
16157 (*call_value_1_rex64_large): New.
16158 (set_rip_rex4): New.
16159 (set_got_offset_rex64): New.
16160 * predicates.md (constant_call_address_operand): For large model
16161 constant calls are not possible.
16162 * i386-protos.h (construct_plt_address): Declare.
16163 * i386.c (override_options): Accept large models.
16164 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16165 (legitimate_constant_p): Add new UNSPECs.
16166 (legitimate_pic_operand_p): Likewise.
16167 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16168 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16170 (output_pic_addr_const): Add PLTOFF.
16171 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16172 (ix86_expand_move): Legitimize pic address when in PIC mode.
16173 (construct_plt_address): New function.
16174 (ix86_expand_call): Offload the address to register and use GOT
16175 pointer for large model.
16176 * invoke.texi (mcmodel=large): Update documentation.
16178 2007-03-06 Richard Henderson <rth@redhat.com>
16180 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16181 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16182 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16183 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16184 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16185 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16186 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16187 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16188 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16189 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16190 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16191 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16192 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16193 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16194 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16195 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16196 x86_schedule, x86_use_bt, x86_pad_returns,
16197 x86_use_xchgb): Merge into ...
16198 (ix86_tune_features): ... here. New array.
16199 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16200 x86_bswap): Merge into ...
16201 (ix86_arch_features): ... here. New array.
16202 (x86_3dnow_a): Remove.
16203 (x86_accumulate_outgoing_args): Make static.
16204 (x86_arch_always_fancy_math_387): Make static.
16205 (ix86_tune_mask, ix86_arch_mask): Move ...
16206 (override_options): ... to local variables here. Apply the
16207 appropriate mask to each element of ix86_arch_features and
16208 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16209 as were done in the old macros.
16210 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16211 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16212 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16213 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16214 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16215 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16216 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16217 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16218 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16219 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16220 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16221 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16222 x86_accumulate_outgoing_args, x86_prologue_using_move,
16223 x86_epilogue_using_move, x86_decompose_lea,
16224 x86_arch_always_fancy_math_387, x86_shift1,
16225 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16226 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16227 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16228 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16229 x86_use_incdec, x86_pad_returns, x86_bswap,
16230 x86_partial_flag_reg_stall): Remove.
16231 (enum ix86_tune_indices): New.
16232 (ix86_tune_features): New.
16233 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16234 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16235 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16236 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16237 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16238 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16239 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16240 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16241 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16242 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16243 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16244 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16245 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16246 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16247 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16248 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16249 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16250 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16251 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16252 TARGET_EXT_80387_CONSTANTS): Use it.
16253 (enum ix86_arch_indices): New.
16254 (ix86_arch_features): New.
16255 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16256 TARGET_BSWAP): Use it.
16257 (ix86_tune_mask, ix86_arch_mask): Remove.
16259 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16262 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16263 Define using $${sysroot_headers_suffix}.
16264 * configure: Regenerate.
16265 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16266 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16268 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16269 * gcc.c (print_sysroot_headers_suffix): New.
16270 (option_map): Include --print-sysroot-headers-suffix.
16271 (display_help): Mention -print-sysroot-headers-suffix.
16272 (process_command): Handle -print-sysroot-headers-suffix.
16273 (do_spec_1): Append multilib directory to include-fixed path if
16274 sysroot suffixes in use.
16275 (main): Handle -print-sysroot-headers-suffix.
16276 * Makefile.in (start.encap): Don't depend on xlimits.h
16277 (xlimits.h): Remove.
16278 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16279 limits.h for each multilib in fixinc_list.
16280 (fixinc_list, s-fixinc_list): New.
16281 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16282 generate them for each multilib in fixinc_list.
16283 (stmp-fixproto): Use include-fixed. Run fixproto for each
16284 multilib in fixinc_list.
16285 (mostlyclean): Don't remove xlimits.h.
16286 (clean): Remove include-fixed.
16287 (real-install-headers-tar, real-install-headers-cpio,
16288 real-install-headers-cp): Don't copy include, only include-fixed.
16289 (install-mkheaders): Depend on fixinc_list. Don't depend on
16290 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16291 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16292 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16294 2007-03-06 Jan Hubicka <jh@suse.cz>
16296 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16299 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16301 * configure.ac: Allow tm_file to contain build-directory files.
16302 * configure: Regenerate.
16303 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16304 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16305 * config/m68k/print-sysroot-suffix.sh: New file.
16307 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16309 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16310 of pic_offset_table_rtx if reload_completed.
16311 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16312 PIC_OFFSET_TABLE_REGNUM.
16313 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16315 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16316 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16318 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16320 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16321 functions that call eh_return.
16323 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16325 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16326 functions that need a constant pool.
16328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16331 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16332 (m68k_preferred_reload_class): Likewise.
16333 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16334 (SECONDARY_RELOAD_CLASS): Define.
16335 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16336 (LIMIT_RELOAD_CLASS): Delete.
16337 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16338 registers from storing bytes.
16339 (m68k_secondary_reload_class): New function.
16340 (m68k_preferred_reload_class): Likewise.
16342 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16344 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16346 (m68k_expand_prologue): Likewise.
16348 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16350 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16351 (mips_expand_epilogue): Add a bool parameter.
16352 (m68k_legitimize_sibcall_address): Declare.
16353 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16354 (m68k_expand_epilogue): Add a parameter to select between sibling
16355 and normal epilogues. Only generate a return for the latter.
16356 (m68k_ok_for_sibcall_p): New function.
16357 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16358 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16359 (sibcall_value, *sibcall_value): Likewise.
16360 (*call, *call_value): Require !SIBLING_CALL_P.
16361 (epilogue): Update call to m68k_expand_epilogue.
16362 (sibcall_epilogue): New pattern.
16363 * config/m68k/predicates.md (const_call_operand): Say that this
16364 predicate applies to sibling calls too.
16365 (sibcall_operand): New predicate.
16367 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16369 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16370 alternatives as movsi_cf.
16371 (movsf_cf_hard): Add commentary.
16373 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16374 Richard Sandiford <richard@codesourcery.com>
16376 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16377 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16378 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16379 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16380 as being live on exit from an interrupt function.
16381 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16382 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16383 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16384 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16385 (m68k_interrupt_function_p): Globalize.
16386 (m68k_compute_frame_layout): Remove reverse mask code.
16387 (m68k_emit_movem, m68k_set_frame_related): New functions.
16388 (m68k_output_function_prologue): Delete in favor of...
16389 (m68k_expand_prologue): ...this new function.
16390 (m68k_output_function_epilogue): Delete in favor of...
16391 (m68k_expand_epilogue): ...this new function.
16392 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16394 (print_operand): Handle %?.
16395 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16396 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16397 (prologue, epilogue): New patterns.
16398 (return): Turn into a define_expand.
16399 (*return): New pattern, derived from old "return" pattern. Use rte
16400 rather than rts for interrupt functions. Only use rtd if the pop
16402 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16403 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16404 (link, *link, unlink, *unlink, load_got): Likewise.
16406 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16410 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16411 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16412 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16413 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16414 and m68k_matches_u_p.
16415 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16416 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16417 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16418 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16419 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16420 (REG_STRICT_P): New macro.
16421 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16422 PCREL_GENERAL_OPERAND_OK.
16423 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16424 m68k_legitimate_base_reg_p.
16425 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16426 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16427 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16428 * config/m68k/m68k.c (m68k_address): New structure.
16429 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16430 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16431 (m68k_jump_table_ref_p, m68k_decompose_address)
16432 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16433 (m68k_matches_u_p): New functions.
16434 (print_operand_address): Rewrite to use m68k_decompose_index.
16436 2007-03-05 David Taylor <dtaylor@emc.com>
16438 * gcc.c: Correct copyright date in --version output.
16440 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16442 * pa.md: In unamed move patterns, disparge copies between general
16443 and floating point registers using '?' modifier. Don't include 'f'
16444 constraint for register preferences in DImode, SImode, HImode and
16445 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16446 Remove constraints for copies between general and floating registers
16447 in soft-float DFmode pattern.
16448 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16452 2007-03-05 Mike Stump <mrs@apple.com>
16454 * c-common.c (targetcm): Add.
16455 * c-opts.c (c_common_handle_option): Handle language specific
16457 * opts.c (handle_option): Verify language for target options, if
16459 * opth-gen.awk: Add CL_LANG_ALL.
16460 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16461 (TARGETCM_INITIALIZER): Add.
16462 * target.h (struct gcc_targetcm): Add.
16464 * targhooks.c (default_handle_c_option): Add.
16465 * targhooks.h (default_handle_c_option): Add.
16466 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16468 * config/darwin.opt (iframework): Add.
16469 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16470 * config/darwin-c.c (handle_c_option): Add.
16471 (TARGET_HANDLE_C_OPTION): Add.
16473 * doc/invoke.texi (Darwin Options): Add -iframework.
16475 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16477 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16480 2007-03-05 Ian Lance Taylor <iant@google.com>
16482 * c.opt (fgnu89-inline): New option.
16483 * c-opts.c (c_common_post_options): Set default value for
16485 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16486 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16488 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16489 (grokdeclarator, start_function): Likewise.
16490 * c-cppbuiltin.c (c_cpp_builtins): Define either
16491 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16492 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16493 (C Dialect Options): Document -fgnu89-inline.
16494 * doc/extend.texi (Function Attributes): Explain what the
16495 gnu_inline attribute does.
16496 * doc/cpp.texi (Common Predefined Macros): Document
16497 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16499 2007-03-05 Ian Lance Taylor <iant@google.com>
16501 PR tree-optimization/31034
16502 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16503 half-range if the other side is an overflow infinity.
16505 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16507 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16508 (bfin*-linux-uclibc*): New configuration.
16509 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16511 * config/bfin/linux.h: New file.
16512 * config/bfin/libgcc-bfin.ver: New file.
16513 * config/bfin/t-bfin-uclinux: New file.
16514 * config/bfin/t-bfin-linux: New file.
16515 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16516 (TARGET_OS_CPP_BUILTINS): New macro.
16518 2007-03-05 Richard Guenther <rguenther@suse.de>
16520 * fold-const.c (fold_binary): Remove duplicate folding
16521 of comparison of non-null ADDR_EXPR against null.
16523 2007-03-05 Richard Guenther <rguenther@suse.de>
16524 Dorit Nuzman <dorit@il.ibm.com>
16526 PR tree-optimization/26420
16527 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16528 are no loops in the function. Only print the number of
16529 vectorized loops if it is greater than zero or we are supposed
16530 to print information about unvectorized loops.
16532 2007-03-05 Revital Eres <eres@il.ibm.com>
16534 * gcc.dg/var-expand1.c: New test.
16535 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16536 when an accumulator is expanded.
16538 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16541 * c-common.c (convert_and_check): Don't give warnings for
16542 conversion if 'expr' already overflowed.
16544 2007-03-04 Roger Sayle <roger@eyesopen.com>
16546 PR middle-end/30744
16547 * fold-const.c (fold_comparison): Enforce type consistency when
16548 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16550 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16552 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16553 containing a cast to the base of TARGET_MEM_REF.
16555 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16557 * tree.c (tree_contains_struct_check_failed): Remove spurious
16558 whitespace from error message.
16560 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16563 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16564 instead of precision.
16566 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16567 Nathan Sidwell <nathan@codesourcery.com>
16569 * emit-rtl.c (find_auto_inc): New.
16570 (try_split): recreate REG_INC notes,
16571 Use regular for loops rather than whiles.
16573 2007-03-03 Andreas Schwab <schwab@suse.de>
16575 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16576 * configure: Regenerate.
16578 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16580 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16581 flag_rounding_math, not flag_unsafe_math_optimizations.
16583 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16585 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16586 alpha_fold_vector_minmax): Likewise.
16587 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16588 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16590 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16592 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16593 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16594 if the lhs has side-effects.
16595 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16597 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/i386.h (TUNEMASK): Remove define.
16600 (ARCHMASK): Remove define.
16601 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16602 Use ix86_arch_mask variable instead of ARCHMASK.
16603 * config/i386/i386.c (override_options): Ditto.
16604 (standard_80387_constant_p): Ditto.
16606 2007-03-02 Ian Lance Taylor <iant@google.com>
16608 Used signed infinities in VRP.
16609 * tree-vrp.c (uses_overflow_infinity): New static function.
16610 (supports_overflow_infinity): New static function.
16611 (make_overflow_infinity): New static function.
16612 (negative_overflow_infinity): New static function.
16613 (positive_overflow_infinity): New static function.
16614 (is_negative_overflow_infinity): New static function.
16615 (is_positive_overflow_infinity): New static function.
16616 (is_overflow_infinity): New static function.
16617 (overflow_infinity_range_p): New static function.
16618 (compare_values_warnv): New function split out of compare_values.
16619 (compare_value): Call it.
16620 (set_value_range_to_nonnegative): Add overflow_infinity
16621 parameter. Change caller.
16622 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16624 (vrp_expr_computes_nonzero): Likewise.
16625 (compare_ranges, compare_range_with_value): Likewise.
16626 (compare_name_with_value, compare_names): Likewise.
16627 (vrp_evaluate_conditional): Likewise.
16628 (set_value_range): Handle infinity
16629 (vrp_operand_equal_p, operand_less_p): Likewise.
16630 (extract_range_from_assert): Likewise.
16631 (vrp_int_const_binop): Likewise.
16632 (extract_range_from_binary_expr): Likewise.
16633 (extract_range_from_unary_expr): Likewise.
16634 (extract_range_from_comparison): Likewise.
16635 (extract_range_from_expr): Likewise.
16636 (dump_value_range): Likewise.
16637 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16638 (test_for_singularity): Likewise.
16639 (vrp_int_const_binop): Remove inline qualifier.
16640 (adjust_range_with_scev): Add comment.
16641 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16643 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16645 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16646 (get_constraint_for): Likewise.
16647 (do_structure_copy): Likewise.
16648 (find_func_aliases): Fix references to MODIFY_EXPR.
16649 (intra_create_variable_infos): Tidy.
16650 * tree-ssa-operands.c (add_virtual_operand): Add argument
16652 When adding members of alias sets, if IS_CALL_SITE is true and
16653 the symbol is not call-clobbered, skip it.
16654 Adjust all callers.
16656 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16658 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16659 entry by means of emit_insn_at_entry.
16661 2007-03-02 Richard Henderson <rth@redhat.com>
16663 * expr.h (promoted_input_arg): Remove decl.
16664 * function.c (promoted_input_arg): Merge into ...
16665 * combine.c (setup_incoming_promotions): ... only caller.
16666 Rearrange to avoid double loop.
16668 2007-03-02 Ben Elliston <bje@au.ibm.com>
16669 Peter Bergner <bergner@vnet.ibm.com>
16670 Janis Johnson <janis187@us.ibm.com>
16672 * config/rs6000/dfp.md: New file.
16673 * config/rs6000/rs6000.md: Include dfp.md.
16674 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16675 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16676 and TDmode decimal float modes in FP registers.
16677 (num_insns_constant): Likewise.
16678 (rs6000_legitimate_offset_address_p): Likewise.
16679 (rs6000_legitimize_address): Likewise.
16680 (rs6000_legitimize_reload_address): Likewise.
16681 (rs6000_legitimate_address): Likewise.
16682 (rs6000_emit_move): Likewise.
16683 (function_arg_boundary): Likewise.
16684 (function_arg_advance): Likewise.
16685 (rs6000_darwin64_record_arg_recurse): Likewise.
16686 (function_arg): Likewise.
16687 (rs6000_gimplify_va_arg): Likewise.
16688 (rs6000_split_multireg_move): Likewise.
16689 (rs6000_output_function_epilogue): Likewise.
16690 (rs6000_output_function_epilogue): Likewise.
16691 (rs6000_register_move_cost): Likewise.
16692 (rs6000_function_value): Likewise.
16693 (rs6000_libcall_value): Likewise.
16695 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16697 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16699 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16701 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16702 Use $MULTIDIR to choose between the kernel and RTP headers,
16703 and use $WIND_BASE and $WIND_USR to locate them.
16705 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16707 * config/i386/i386.c (override_options): Put initialization of
16708 ix86_tune_mask and ix86_arch_mask to the correct place.
16710 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16711 Michael Meissner <michael.meissner@amd.com>
16714 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16715 (ARCHMASK): Define.
16716 (TARGET_CMOVE): Use ARCHMASK.
16717 (TARGET_CMPXCHG): Ditto.
16718 (TARGET_CMPXCHG8B): Ditto.
16719 (TARGET_XADD): Ditto.
16720 (TARGET_BSWAP): Ditto.
16721 * config/i386/i386.c (ix86_tune_mask): New global variable.
16722 (ix86_arch_mask): Ditto.
16723 (override_options): Initialize ix86_tune_mask and
16724 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16727 2007-03-02 Ben Elliston <bje@au.ibm.com>
16730 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16732 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16734 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16735 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16736 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16737 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16739 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16740 rs6000_init_dwarf_reg_sizes_extra): New.
16741 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16742 SPE register high parts.
16744 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16746 * Makefile.in: Add install-pdf target as
16747 copied from automake v1.10 rules.
16748 * configure.ac: Add install-pdf to target list.
16749 * configure: Regenerate.
16751 2007-03-01 Paul Brook <paul@codesourcery.com>
16753 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16754 modes to LDRD for DImode.
16755 (output_move_double): Fixup out of range ldrd/strd.
16756 (vfp_secondary_reload_class): Rename...
16757 (coproc_secondary_reload_class): ... to this. Add wb argument.
16758 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16759 coproc_secondary_reload_class for CLASS_IWMMXT.
16760 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16761 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16763 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16765 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16766 unroll factor by the estimated number of iterations.
16767 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16768 than prefetch latency.
16770 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16771 decode_caches_intel, detect_caches_intel): New functions.
16772 (host_detect_local_cpu): Use detect_caches_amd and
16773 detect_caches_intel.
16775 2007-03-01 Richard Henderson <rth@redhat.com>
16777 * expr.c (emit_move_complex_push): Export.
16778 (emit_move_complex_parts): Split out from ...
16779 (emit_move_complex): ... here.
16780 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16781 * config/i386/i386.md (movcdi): New.
16783 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16785 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16786 size of mode1 to check for tieable modes in MMX case.
16788 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16790 * Makefile.in (rtlanal.o): Depend on tree.h.
16791 * rtl.h (offset_within_section_p, split_const): Declare.
16792 * rtlanal.c: Include tree.h.
16793 (offset_within_block_p): New function, taken from
16794 mips_offset_within_object_p.
16795 (split_const): New function, taken from mips_split_const.
16796 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16798 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16799 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16800 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16801 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16802 (m68k_illegitimate_symbolic_constant_p): New function.
16803 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16804 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16805 symbolic constant that might be outside the symbol's section,
16806 move the symbol first and then add the offset.
16807 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16809 * config/mips/mips.c (mips_split_const): Delete.
16810 (mips_offset_within_object_p): Delete.
16811 (mips_symbolic_constant_p): Use offset_within_section_p and
16812 split_const instead of mips_offset_within_object_p and
16814 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16815 (mips_legitimize_const_move, print_operand_reloc)
16816 (mips_dangerous_for_la25_p): Use split_const instead of
16819 2007-02-28 Eric Christopher <echristo@apple.com>
16821 * Makefile.in (install-include-dir): Don't rm -rf include.
16823 2007-02-28 Richard Guenther <rguenther@suse.de>
16825 PR middle-end/30364
16826 * fold-const.c (fold_binary): Do not associate expressions
16827 with more than one variable for integer types that do not wrap.
16829 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16831 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16832 Delete, and replace with...
16833 (fold_builtin_call_array): This. Update callers to use it.
16834 * fold-const.c (fold_build_call_list): Delete, and replace with...
16835 (fold_build_call_array): This.
16836 (fold_build_call_list_initializer): Delete, and replace with...
16837 (fold_build_call_array_initializer): This.
16838 * tree.h: Update declarations to reflect above changes.
16840 * c-typeck.c (build_function_call): Store converted arguments
16841 in a stack-allocated array instead of building a list.
16842 (convert_arguments): Store arguments in the array passed in as an
16843 argument, and return the actual number of arguments.
16844 * c-format.c: (check_function_format): Pass arguments in an
16845 array instead of a list.
16846 * c-common.c (check_function_nonnull): Likewise.
16847 (check_function_sentinel): Likewise.
16848 (check_function_arguments): Likewise.
16849 * c-common.h: Update declarations to reflect above changes.
16851 2007-02-28 Jan Hubicka <jh@suse.cz>
16853 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16854 PRED_NEGATIVE_RETURN): Update outcomes.
16856 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16858 * calls.c (emit_library_call_value_1): Handle partial registers
16859 correctly when building up CALL_INSN_FUNCTION_USAGE.
16861 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16863 * pa/predicates.md (move_src_operand): Allow zero for mode.
16864 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16867 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16870 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16871 *movv2df_internal): Enable pattern only for valid operand
16873 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16874 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16876 2007-02-27 Mike Stump <mrs@apple.com>
16878 * config/darwin-crt3.c: Avoid compilation when compiling for a
16881 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16883 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16885 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16886 for fixed headers and limits.h.
16887 (install-include-dir, install-headers-tar, install-headers-cpio,
16888 install-headers-cp, real-install-headers-tar,
16889 real-install-headers-cpio, real-install-headers-cp): Handle
16890 include-fixed as well as include.
16891 (install-mkheaders): Don't install files that go only in include
16893 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16894 from GCC_INCLUDE_DIR.
16895 * gcc.c (process_command): Remove special -BstageN/ handling.
16896 (do_spec_1): Add include-fixed directories.
16898 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16900 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16902 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16904 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16907 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16909 * c-common.c (get_priority): Add check for
16910 SUPPORTS_INIT_PRIORITY.
16912 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16914 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16916 * config/bfin/bfin.c: Include "cfglayout.h".
16917 (MAX_LSETUP_DISTANCE): New macro.
16918 (struct loop_info): New members incoming, incoming_src and
16919 incoming_dest. Delete member predecessor.
16920 (length_for_loop): New function.
16921 (bfin_optimize_loop): Handle more different loop structures.
16922 (bfin_discover_loop): Rework detection of predecessor blocks by
16923 examining incoming edges.
16924 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16926 (bfin_reorder_loops): New function.
16927 (bfin_reorg_loops): Use these three new functions.
16929 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16930 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16931 (CONSTRAINT_LEN): Add entry for 'q'.
16932 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16933 Add 'q' constraints.
16934 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16935 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16937 * config/bfin/bfin.md (add_with_carry): New pattern.
16938 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16939 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16940 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16941 support unsigned multiplies too. Removed incorrect commutativity from
16942 operand 1 constraint where appropriate.
16943 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16945 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16946 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16948 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16949 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16950 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16951 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16952 usmulhisi_hh_huh): New patterns.
16954 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16955 lshifthi3): Fix output template to use half reg for operand 2.
16957 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16960 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16962 2007-02-27 Andreas Schwab <schwab@suse.de>
16964 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16966 2007-02-27 Jan Hubicka <jh@suse.cz>
16968 * predict.c (last_basic_block_p): Remove.
16969 (tree_estimate_probability): Update return heuristic for commonized
16972 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16974 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16976 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16978 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16979 * doc/cpp.texi: Standardize title page.
16980 * doc/cppinternals.texi: Likewise.
16981 * doc/gcc.texi: Standardize title page, remove version number
16982 from copyright page.
16983 * doc/gccint.texi: Likewise.
16984 * doc/install.texi: Standardize title page, add table of
16987 2007-02-26 Jan Hubicka <jh@suse.cz>
16989 * predict.def: Set outcomes according to more recent results.
16990 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16991 Remove dead predictors.
16992 * predict.c (return_prediction): Fix pasto.
16994 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16996 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16997 change; avoid a memory leak when returning early.
16999 2007-02-26 Mark Mitchell <mark@codesourcery.com>
17001 * c-decl.c (static_ctors): Move to c-common.c.
17002 (static_dtors): Likewise.
17003 (finish_function): Use c_record_cdtor_fn.
17004 (build_cdtor): Move to c-common.c.
17005 (c_write_global_declarations): Use c_build_cdtor_fns.
17006 * c-common.h (static_ctors): Declare.
17007 (static_dtors): Likewise.
17008 (c_record_cdtor_fn): Likewise.
17009 (c_build_cdtor_fns): Likewise.
17010 * c-common.c (static_ctors): New variable.
17011 (static_dtors): Likewise.
17012 (c_record_cdtor_fn): New function.
17013 (build_cdtor): Move from c-decl.c
17014 (c_build_cdtor_fns): New function.
17016 * output.h (assemble_addr_to_section): Declare.
17017 (get_cdtor_priority_section): Likewise.
17018 * varasm.c (assemble_addr_to_section): New function.
17019 (get_cdtor_priority_section): Likewise.
17020 (default_named_section_asm_out_destructor): Use them.
17021 (destor_dtor_section_asm_out_destructor): Likewise.
17022 (default_named_section_asm_out_constructor): Likewise.
17023 (default_ctor_section_asm_out_constructor): Likewise.
17024 * config.gcc (*-*-vxworks*): Include vxworks.o.
17025 * config/t-vxworks (vxworks.o): New target.
17026 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17027 (TARGET_ASM_CONSTRUCTOR): Define.
17028 (TARGET_ASM_DESTRUCTOR): Likewise.
17029 (vxworks_asm_out_constructor): Declare.
17030 (vxworks_asm_out_destructor): Likewise.
17032 * c-common.c (get_priority): Check that we have not just an
17033 INTEGER_CST, but an integer constant with integeral type.
17035 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17037 PR tree-optimization/30938
17038 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17039 use &dt[nargs-1] instead of &dt[nargs] in the call to
17040 vect_is_simple_use().
17042 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17044 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17045 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17046 Do not attempt to handle MEM inside auto-inc expressions.
17047 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17048 of a register modified by an auto-inc expression. However, do handle
17049 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17050 (elimination_effects): Prohibit elimination of a register modified
17051 by an auto-inc expression. Disable register elimination rules whose
17052 target register is modified by an auto-inc expression with variable
17055 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17057 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17059 (array_at_struct_end_p): New function.
17060 (idx_infer_loop_bounds): Use it.
17061 (estimate_numbers_of_iterations_loop): Export.
17062 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17063 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17064 (tree_estimate_probability): Call record_loop_exits.
17065 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17066 (estimated_loop_iterations, estimated_loop_iterations_int,
17067 estimated_loop_iterations_tree): New functions.
17068 (analyze_siv_subscript_cst_affine,
17069 compute_overlap_steps_for_affine_1_2,
17070 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17071 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17072 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17073 (PRED_LOOP_ITERATIONS_GUESSED): New.
17074 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17075 * cfgloop.h (estimate_numbers_of_iterations_loop,
17076 estimated_loop_iterations_int): Declare.
17078 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17080 * doc/extend.texi: Document optional priority argument to
17081 constructors and destructors.
17082 * tree.c (init_priority_for_decl): Adjust GTY markers.
17083 (init_ttree): Use priority-info hash functions for
17084 init_priority_for_decl.
17085 (tree_map_eq): Rename to ...
17086 (tree_map_base_eq): ... this.
17087 (tree_map_marked_p): Rename to ...
17088 (tree_map_base_marked_p): ... this.
17089 (tree_map_base_hash): New function.
17090 (decl_init_priority_lookup): Rework.
17091 (decl_fini_priority_lookup): New function.
17092 (decl_priority_info): New function.
17093 (decl_init_priority_insert): Use it.
17094 (decl_fini_priority_insert): Likewise.
17095 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17097 (decl_restrict_base_insert): Likewise.
17098 (decl_debug_expr_insert): Likewise.
17099 (decl_value_expr_lookup): Likewise.
17100 (decl_value_expr_insert): Likewise.
17101 * tree.h (priority_type): New type.
17102 (decl_init_priority_lookup): Use priority_type.
17103 (decl_fini_priority_lookup): New function.
17104 (decl_init_priority_insert): Use priority_type.
17105 (decl_fini_priority_insert): New function.
17106 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17107 (DECL_INIT_PRIORITY): Likewise.
17108 (SET_DECL_INIT_PRIORITY): Add comment.
17109 (DECL_FINI_PRIORITY): New macro.
17110 (SET_DECL_FINI_PRIORITY): Likewise.
17111 (DEFAULT_INIT_PRIORITY): Document.
17112 (MAX_INIT_PRIORITY): Likewise.
17113 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17114 (tree_map_base): New type.
17115 (tree_map_base_eq): New function.
17116 (tree_map_base_hash): Likewise.
17117 (tree_map_base_marked_p): Likewise.
17118 (tree_map): Inherit from tree_map_base.
17119 (tree_map_eq): Make it a macro.
17120 (tree_map_marked_p): Likewise.
17121 (tree_int_map): Inherit from tree_map_base.
17122 (tree_int_map_eq): Make it a macro.
17123 (tree_int_map_hash): Likewise.
17124 (tree_int_map_marked_p): Likewise.
17125 (tree_priority_map): New type.
17126 (tree_priority_map_eq): New macro.
17127 (tree_priority_map_hash): Likewise.
17128 (tree_priority_map_marked_p): Likewise.
17129 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17131 (emutls_common_1): Likewise.
17132 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17133 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17134 of tree_map hierarchy.
17135 * tree-cfg.c (move_stmt_r): Likewise.
17136 (new_label_mapper): Likewise.
17137 * c-tree.h (c_expand_body): Move to ...
17138 * c-common.h (c_expand_body): ... here.
17139 * c-decl.c (c_expand_body): Move to ...
17140 * c-common.c (c_expand_body): ... here.
17141 (c_common_attribute_table): Allow 1 argument for the constructor
17142 and destructor attributes.
17143 (get_priority): New function.
17144 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17145 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17147 2007-02-24 Jan Hubicka <jh@suse.cz>
17149 PR middle-end/30509
17150 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17151 copying for inlining.
17153 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17154 Jan Hubicka <jh@suse.cz>
17157 * i386.c (counter_mode): New function.
17158 (expand_set_or_movmem_via_loop): Use it.
17159 (expand_movmem_epilogue): Likewise; fix pasto.
17160 (ix86_expand_movmem): Do emit guard even for constant counts.
17161 (ix86_expand_setmem): Likewise.
17163 2007-02-25 Nick Clifton <nickc@redhat.com>
17165 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17166 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17168 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17171 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17172 count argument with 0x10, not with 0x16.
17173 (expand_setmem_epilogue): Ditto.
17175 2007-02-24 Mike Stump <mrs@apple.com>
17177 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17180 2007-02-24 Richard Guenther <rguenther@suse.de>
17182 PR middle-end/30951
17183 * fold-const.c (fold_binary): Fold x +- CST op x for
17184 EQ_EXPR and NE_EXPR.
17186 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17188 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17190 2007-02-24 Jan Hubicka <jh@suse.cz>
17192 * cgraphunit.c (decide_is_function_needed): Honor
17193 -fkeep-inline-functions.
17195 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17197 * builtins.c (fold_builtin_modf): New.
17198 (fold_builtin_2): Use it.
17200 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17202 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17203 (determine_max_iter): Take additional LOOP arg; all callers changed.
17204 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17205 one using simplifications.
17206 (simplify_using_initial_values): Return if the expression becomes
17207 invalid due to altered regs.
17209 2007-02-23 DJ Delorie <dj@redhat.com>
17211 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17213 2007-02-23 Mike Stump <mrs@apple.com>
17215 * tlink.c (scan_linker_output): Parse linker messages from
17216 darwin9's linker better.
17218 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17221 * varpool.c (varpool_assemble_pending_decls): Set
17222 varpool_last_needed_node to null.
17224 2007-02-23 DJ Delorie <dj@redhat.com>
17226 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17227 alignment bigger than the object file can handle.
17229 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17232 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17233 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17234 (*movsf_1): Penalize MMX moves.
17236 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17238 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17239 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17241 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17243 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17245 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17246 (fold_builtin_1): Use them.
17247 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17248 BUILT_IN_SIGNIFICAND.
17250 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17252 * config/i386/i386.c (bdesc_1arg): Initialize
17253 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17254 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17255 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17256 and IX86_BUILTIN_MOVSLDUP.
17258 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17260 PR rtl-optimization/30841
17261 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17263 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17265 * builtins.c (fold_builtin_frexp): New.
17266 (fold_builtin_2): Use it.
17268 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17270 * doc/invoke.texi (Spec Files): Document getenv spec function.
17272 * gcc.c (getenv_spec_function): New function.
17273 (static_spec_functions): Add it.
17274 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17275 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17278 2007-02-22 Michael Matz <matz@suse.de
17281 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17282 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17284 2007-02-22 Ian Lance Taylor <iant@google.com>
17287 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17288 (mem_loc_descriptor): Call it.
17290 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17291 Ira Rosen <irar@il.ibm.com>
17293 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17295 2007-02-22 Ira Rosen <irar@il.ibm.com>
17297 PR tree-optimization/30843
17298 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17299 stores only after all the group is vectorized.
17301 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17303 PR tree-optimization/30858
17304 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17305 in the reduction cycle have a single use in the loop.
17306 * tree-vectorizer.h (relevant): Add documentation.
17308 2007-02-20 Mike Stump <mrs@apple.com>
17310 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17311 * configure: Regenerate.
17313 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17315 Change the defaults of some parameters and options.
17316 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17317 * config/spu/spu.c (spu_optimization_options): Add.
17318 (spu_override_options): Change params in spu_optimization_options.
17319 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17321 Register 127 is only 16 byte aligned when used as a frame pointer.
17322 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17323 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17324 HARD_FRAME_POINTER_REGNUM.
17325 (spu_legitimate_address): Use regno_aligned_for_reload.
17326 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17327 aligned when frame_pointer_needed is true.
17328 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17330 * config/spu/spu.h (INIT_EXPANDERS): Define.
17332 Make sure shift and rotate instructions have valid immediate operands.
17333 * config/spu/predicates.md (spu_shift_operand): Remove.
17334 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17335 * config/spu/constraints.md (W, O): Extend range.
17336 * config/spu/spu.md (umask, nmask): Define.
17337 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17338 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17339 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17340 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17341 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17342 (lshr<mode>3_reg): Fix rtl description.
17344 Make sure mulhisi immediate operands are valid.
17345 * config/spu/predicates.md (imm_K_operand): Add.
17346 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17348 Generate constants using fsmbi and andi.
17349 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17350 (print_operand, spu_split_immediate, classify_immediate,
17351 fsmbi_const_p): Handle IC_FSMBI2.
17353 Correctly handle a CONST_VECTOR containing symbols.
17354 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17355 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17356 (immediate_load_p): Allow symbols that use 2 instructions to create.
17357 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17358 with symbols when flag_pic is set.
17359 (const_vector_immediate_p): New.
17360 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17361 accept a CONST_VECTOR with symbols.
17362 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17363 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17365 * config/spu/spu.md (high, low): Delete.
17366 (low_<mode>): Define.
17368 Remove INTRmode and INTR_REGNUM, which didn't work.
17369 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17371 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17372 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17373 peephole2 pattern): Don't use INTR or 131.
17374 (movintrcc): Delete.
17375 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17376 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17377 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17378 (UNSPEC_SET_INTR): Add.
17379 * config/spu/spu-modes.def (INTR): Remove.
17381 More accurate warnings about run-time relocations.
17382 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17384 Correctly warn about immediate arguments to specific intrinsics.
17385 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17386 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17387 the instruction predicate.
17389 Fix tree check errors with latest update.
17390 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17392 (spu_expand_builtin): Use CALL_EXPR_FN.
17394 Add missing specific intrinsics.
17395 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17397 * config/spu/spu_internals.h: Ditto.
17399 Fix incorrect operand modifiers.
17400 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17401 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17403 Optimize one case of zero_extend of a vec_select.
17404 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17406 Accept any immediate for hbr.
17407 * config/spu/spu.md (hbr): Change s constraints to i.
17409 2007-02-21 Paul Brook <paul@codesourcery.com>
17411 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17412 condexec_count when skipping USE and CLOBBER.
17414 2007-02-21 Nick Clifton <nickc@redhat.com>
17416 * common.opt (Warray-bounds): Add Warning attribute.
17417 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17419 (fsized-zeroes): Add Optimization attribute.
17420 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17421 * c.opt (Wc++0x-compat): Add Warning attribute.
17423 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17425 PR middle-end/30761
17426 * reload1.c (eliminate_regs_in_insn): In the single_set special
17427 case, attempt to re-recognize the insn before falling back to
17428 having reload fix it up.
17430 2007-02-20 Eric Christopher <echristo@gmail.com>
17432 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17433 Rewrite accordingly.
17434 (frv_read_iacc_argument): Ditto.
17435 (frv_expand_set_builtin): Take a call instead of arglist, update for
17437 (frv_expand_unop_builtin): Ditto.
17438 (frv_expand_binop_builtin): Ditto.
17439 (frv_expand_cut_builtin): Ditto.
17440 (frv_expand_binopimm_builtin): Ditto.
17441 (frv_expand_voidbinop_builtin): Ditto.
17442 (frv_expand_int_void2arg): Ditto.
17443 (frv_expand_prefetches): Ditto.
17444 (frv_expand_voidtriop_builtin): Ditto.
17445 (frv_expand_voidaccop_builtin): Ditto.
17446 (frv_expand_load_builtin): Ditto.
17447 (frv_expand_store_builtin): Ditto.
17448 (frv_expand_mdpackh_builtin): Ditto.
17449 (frv_expand_mclracc_builtin): Ditto.
17450 (frv_expand_mrdacc_builtin): Ditto.
17451 (frv_expand_mwtacc_builtin): Ditto.
17452 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17455 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17457 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17458 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17460 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17461 point instructions.
17462 * configure: Regenerate.
17463 * config.in: Regenerate.
17464 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17465 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17466 masks to power6 and power6x and to POWERPC_MASKS.
17467 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17469 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17470 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17471 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17472 Access PROTOTYPE as variable, not mask.
17474 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17476 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17477 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17478 * combine.c (adjust_for_new_dest): Use it.
17479 * postreload.c (reload_combine): Likewise.
17481 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17483 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17484 notes on an insn with multiple sets, even if single_set returns
17485 non-NULL for that insn.
17487 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17489 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17490 scalbn and scalbln.
17492 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17494 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17495 if user didn't pass it.
17496 * config/i386/darwin.h (CC1_SPEC): Likewise.
17497 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17498 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17499 -mmacosx-version-min.
17501 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17502 Uros Bizjak <ubizjak@gmail.com>
17504 * optabs.h (enum optab_index): Add new OTI_scalb.
17505 (scalb_optab): Define corresponding macro.
17506 * optabs.c (init_optabs): Initialize scalb_optab.
17507 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17509 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17510 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17511 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17512 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17513 flag_unsafe_math_optimizations is set.
17515 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17516 to implement scalbf, scalb and scalbl built-ins as inline x87
17519 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17520 DJ Delorie <dj@redhat.com>
17523 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17524 (diagnostic_report_diagnostic): ... here, and turn them into real
17525 errors. If warnings are inhibited, no need to do anything.
17527 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17529 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17530 better code generation.
17532 2007-02-20 Ben Elliston <bje@au.ibm.com>
17534 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17536 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17538 * config/alpha/alpha.c, config/alpha/alpha.md,
17539 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17540 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17541 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17542 config/arm/lib1funcs.asm: Follow spelling conventions.
17544 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17545 config/fr30/fr30.md, config/i386/i386.h,
17546 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17547 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17548 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17549 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17550 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17551 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17552 config/sparc/sparc.c, config/sparc/sparc.h,
17553 config/sparc/sparc.md, config/spu/constraints.md,
17554 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17557 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17560 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17563 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17565 * doc/invoke.texi (-ftree-lrs): Remove.
17567 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17569 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17572 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17574 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17575 new CALL_EXPR_FN macro for retrieving the function
17576 declaration of the input expression.
17578 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17580 * c.opt (Waddress): New.
17581 * common.opt (Walways-true): Delete.
17582 (Wstring-literal-comparison): Delete.
17583 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17584 -Wstring-literal-comparison. Add -Waddress.
17586 (Walways-true): Delete.
17587 (Wstring-literal-comparison): Delete.
17588 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17589 consistently instead of -Walways-true in example.
17590 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17591 * c-typeck.c (parser_build_binary_op): Replace
17592 -Wstring-literal-comparison and -Walways-true with -Waddress.
17593 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17596 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17598 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17599 without DECL_STRUCT_FUNCTION initialized.
17601 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17603 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17604 due to calls to functions taking pointers as parameters.
17606 2007-02-19 Richard Henderson <rth@redhat.com>
17609 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17612 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17614 * config/s390/s390.c (s390_call_saved_register_used,
17615 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17616 accessed to the new scheme.
17618 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17620 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17621 (cris_print_index, cris_print_operand, cris_print_operand_address)
17622 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17623 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17624 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17625 GET_CODE () == xxx.
17626 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17627 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17628 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17629 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17630 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17631 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17632 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17633 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17634 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17635 (uminsi3, call, call_value): Ditto.
17636 (define_split: indir_to_reg_split, unnamed): Ditto.
17638 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17640 PR tree-optimization/30975
17641 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17644 2007-02-18 Eric Christopher <echristo@gmail.com>
17646 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17647 Remove use of arglist.
17648 (mips_expand_builtin): Remove use of arglist, pass in expr.
17649 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17650 (mips_expand_builtin_movtf): Ditto.
17651 (mips_expand_builtin_compare): Ditto.
17653 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17655 * tree-sra.c (sra_build_assignment): Replace assertion
17656 checking with a comment explaining why it can't be done.
17658 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17660 PR middle-end/30833
17661 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17662 during CALL_EXPR representation conversion.
17663 * tree-ssa-propagate.c (set_rhs): Likewise.
17665 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17667 * tree-sra.c (sra_build_assignment): Disable assertion checking
17670 2007-02-18 Roger Sayle <roger@eyesopen.com>
17672 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17673 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17674 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17676 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17677 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17678 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17679 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17680 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17681 force_gimple_operand): Likewise.
17682 * ipa-cp.c (constant_val_insert): Likewise.
17683 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17684 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17685 perfect_nestify): Likewise.
17686 * langhooks.c (lhd_omp_assignment): Likewise.
17687 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17688 lower_copyprivate_clauses, lower_send_clauses,
17689 lower_send_shared_vars, expand_parallel_call,
17690 expand_omp_for_generic, expand_omp_for_static_nochunk,
17691 expand_omp_for_static_chunk, expand_omp_sections,
17692 lower_omp_single_copy, lower_omp_for_lastprivate,
17693 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17694 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17695 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17698 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17700 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17701 config/sh/sh.md: Follow spelling conventions.
17703 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17704 config/frv/predicates.md: Follow spelling conventions.
17706 * config/m68k/linux-unwind.h: Fix a comment typo.
17707 * target.h: Follow spelling conventions.
17709 2007-02-18 Roger Sayle <roger@eyesopen.com>
17711 PR rtl-optimization/28173
17712 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17713 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17714 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17715 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17716 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17718 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17720 * builtins.c (fold_builtin_load_exponent): New.
17721 (fold_builtin_2): Use it.
17723 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17725 PR rtl-optimization/30773
17726 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17727 if we fail to attach a REG_EQUIV note.
17729 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17730 Roger Sayle <roger@eyesopen.com>
17732 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17734 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17736 * calls.c (initialize_argument_information): Pass original EXP
17737 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17738 code to split complex arguments here, as part of initializing the
17740 (expand_call): Remove code that builds a list of arguments and
17741 inserts implicit arguments into it. Instead, just count how many
17742 implicit arguments there will be so we can determine the size of
17743 the ARGS array, and let initialize_argument_information do the work.
17744 (split_complex_values): Delete unused function.
17746 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17748 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17750 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17752 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17753 for arg pointer based indexed addressing.
17755 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17757 * config/ia64/ia64.h, config/ia64/ia64.md,
17758 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17759 spelling conventions.
17761 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17763 * config/m68k/m68k.c (split_di): New.
17764 * config/m68k/m68k-protos.h: Declare split_di.
17765 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17766 Improve predicate handling and split constant shifts.
17768 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17770 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17771 parameter for register bitfield operations, general predicates
17774 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17776 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17777 * config/m68k/linux-unwind.h: New file.
17779 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17781 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17782 config/i386/athlon.md, config/ia64/ia64.md,
17783 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17784 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17785 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17786 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17787 tree-vect-transform.c: Fix comment typos.
17789 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17791 * sched-deps.c (find_insn_list): Remove.
17792 * sched-int.h: Remove the prototype for find_insn_list.
17794 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17796 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17798 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17799 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17800 darwin_rs6000_override_options.
17801 (C_COMMON_OVERRIDE_OPTIONS): Expect
17802 darwin_macosx_version_min to be non-NULL always.
17803 (TARGET_C99_FUNCTIONS): Likewise.
17804 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17805 (DARWIN_MINVERSION_SPEC): New.
17806 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17807 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17809 (DARWIN_MINVERSION_SPEC): New.
17810 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17812 * config/darwin-c.c (darwin_cpp_builtins): Expect
17813 darwin_macosx_version_min to be non-NULL always.
17815 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17817 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17819 * config/i386/i386.h (x86_use_xchgb): New.
17820 (TARGET_USE_XCHGB): New macro.
17821 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17822 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17823 Split after reload into bswaphi for shifts of 8.
17824 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17825 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17826 or when optimizing for size.
17828 2007-02-16 Richard Guenther <rguenther@suse.de>
17829 Christian Bruel <christian.bruel@st.com>
17831 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17832 DECLs but prefer SSA_NAMEs over DECLs.
17834 2007-02-16 Richard Guenther <rguenther@suse.de>
17836 * tree-flow-inline.h (single_imm_use_p): Remove.
17837 (zero_imm_uses_p): Likewise.
17838 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17839 instead of single_imm_use_p.
17840 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17843 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17846 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17847 nested double- and backquotes.
17849 2007-02-15 Roger Sayle <roger@eyesopen.com>
17851 PR middle-end/30391
17852 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17853 should be unreachable.
17854 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17855 For the time being redirect GIMPLE_MODIFY_STMT to the new
17856 (renamed) build_gimple_modify_stmt_stat.
17857 (build2_gimple_stat): Rename to...
17858 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17859 Always build a GIMPLE_MODIFY_STMT node.
17860 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17861 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17864 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17865 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17866 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17867 expand_complex_div_wide): Likewise.
17868 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17869 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17870 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17871 * tree-ssa-loop-manip.c (create_iv): Likewise.
17872 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17873 abs_replacement): Likewise.
17874 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17875 realify_fake_stores): Likewise.
17877 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17878 node rather than a GIMPLE_MODIFY_STMT node.
17879 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17880 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17882 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17883 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17884 GIMPLE_MODIFY_STMT.
17886 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17888 PR middle-end/30433
17889 * fold-const.c (fold_comparison): Add back the
17890 folding of constant complex comparisions.
17892 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17894 PR middle-end/30729
17895 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17896 effects unknown to this function, return early.
17898 2007-02-15 Ian Lance Taylor <iant@google.com>
17900 * lower-subreg.c (move_eh_region_note): New static function.
17901 (resolve_simple_move): Call it.
17902 (decompose_multiword_subregs): Track blocks for which we resolve a
17903 simple move which is also a control flow insn. Pass them to
17904 find_many_sub_basic_blocks.
17905 (pass_lower_subreg): Add TODO_verify_flow.
17906 (pass_lower_subreg2): Likewise.
17908 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17909 Brooks Moses <brooks.moses@codesourcery.com>
17910 Lee Millward <lee.millward@codesourcery.com>
17912 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17913 (VL_EXP_CLASS_P): New.
17914 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17916 (TREE_OPERAND_CHECK_CODE): Likewise.
17917 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17918 (TREE_RTL_OPERAND_CHECK): Likewise.
17919 (tree_operand_check_failed): Make second parameter the whole tree
17920 instead of its code. Fixed callers.
17921 (VL_EXP_CHECK): New.
17922 (TREE_OPERAND_LENGTH): New.
17923 (VL_EXP_OPERAND_LENGTH): New.
17924 (CALL_EXPR_FN): New.
17925 (CALL_EXPR_STATIC_CHAIN): New.
17926 (CALL_EXPR_ARGS): New.
17927 (CALL_EXPR_ARG): New.
17928 (call_expr_nargs): New.
17929 (CALL_EXPR_ARGP): New.
17930 (build_nt_call_list): Declare.
17931 (build_vl_exp_stat): Declare.
17932 (build_vl_exp): New.
17933 (build_call_list): Declare.
17934 (build_call_nary): Declare.
17935 (build_call_valist): Declare.
17936 (build_call_array): Declare.
17937 (call_expr_arg): Declare.
17938 (call_expr_argp): Declare.
17939 (call_expr_arglist): Declare.
17940 (fold_build_call_list): Declare.
17941 (fold_build_call_list_initializer): Declare.
17942 (fold_call_expr): Declare to replace fold_builtin.
17943 (fold_builtin_fputs): Update to agree with modified definition.
17944 (fold_builtin_strcpy): Likewise.
17945 (fold_builtin_strncpy): Likewise.
17946 (fold_builtin_memory_chk): Likewise.
17947 (fold_builtin_stxcpy_chk): Likewise.
17948 (fold_builtin_strncpy_chk): Likewise.
17949 (fold_builtin_next_arg): Likewise.
17950 (fold_build_call_expr): Declare.
17951 (fold_builtin_call_list): Declare.
17952 (fold_builtin_call_valist): Declare.
17953 (build_call_expr): Declare.
17954 (validate_arglist): Update to agree with modified definition.
17955 (tree_operand_length): New.
17956 (call_expr_arg_iterator): New.
17957 (init_call_expr_arg_iterator): New.
17958 (next_call_expr_arg): New.
17959 (first_call_expr_arg): New.
17960 (more_call_expr_args_p): New.
17961 (FOR_EACH_CALL_EXPR_ARG): New.
17963 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17964 and tcc_gimple_stmt.
17965 (tree_code_size): Update documentation. Use sizeof (tree) rather
17966 than sizeof (char *).
17967 (tree_size): Likewise. Add case for tcc_vl_exp.
17968 (tree_node_structure): Add case for tcc_vl_exp.
17969 (contains_placeholder_p): Likewise.
17970 (substitute_in_expr): Likewise.
17971 (substitute_placeholder_in_expr): Likewise.
17972 (stabilize_reference_1): Likewise.
17973 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17974 to diagnose breakage of this interface for constructing CALL_EXPRs.
17975 (build_nt): Add similar assertion here.
17976 (build_nt_call_list): New.
17977 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17978 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17980 (get_callee_fndecl): Use new CALL_EXPR accessors.
17981 (tree_operand_check_failed): Change parameters to pass entire node
17982 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17983 (process_call_operands): New.
17984 (build_vl_exp_stat): New.
17985 (build_call_list): New.
17986 (build_call_nary): New.
17987 (build_call_valist): New.
17988 (build_call_array): New.
17989 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17990 (call_expr_arglist): New.
17992 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17993 tcc_vl_exp instead of a fixed-size tcc_expression.
17995 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17996 accessors for CALL_EXPRs.
17997 (AGGR_INIT_EXPR): Likewise.
17999 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18000 Brooks Moses <brooks.moses@codesourcery.com>
18001 Lee Millward <lee.millward@codesourcery.com>
18003 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
18004 (expand_builtin_nonlocal_goto): Change parameter to be entire
18005 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
18006 (expand_builtin_prefetch): Likewise.
18007 (expand_builtin_classify_type): Likewise.
18008 (mathfn_built_in): Return NULL_TREE instead of 0.
18009 (expand_errno_check): Use new CALL_EXPR accessors.
18010 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18011 Return NULL_RTX instead of 0.
18012 (expand_builtin_mathfn_2): Likewise.
18013 (expand_builtin_mathfn_3): Likewise.
18014 (expand_builtin_interclass_mathfn): Likewise.
18015 (expand_builtin_sincos): Likewise.
18016 (expand_builtin_cexpi): Likewise.
18017 (expand_builtin_int_roundingfn): Likewise.
18018 (expand_builtin_int_roundingfn_2): Likewise.
18019 (expand_builtin_pow): Likewise.
18020 (expand_builtin_powi): Likewise.
18021 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18022 of arglist, fixing callers appropriately. Use new CALL_EXPR
18023 accessors and constructors. Return NULL_RTX instead of 0.
18024 (expand_builtin_strstr): Likewise.
18025 (expand_builtin_strchr): Likewise.
18026 (expand_builtin_strrchr): Likewise.
18027 (expand_builtin_strpbrk): Likewise.
18028 (expand_builtin_memcpy): Likewise.
18029 (expand_builtin_mempcpy): Likewise.
18030 (expand_builtin_mempcpy_args): New.
18031 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18032 (expand_builtin_memmove_args): New.
18033 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18034 (expand_movstr): Likewise.
18035 (expand_builtin_strcpy): Likewise.
18036 (expand_builtin_strcpy_args): New.
18037 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18038 (expand_builtin_strncpy): Likewise.
18039 (expand_builtin_memset): Likewise.
18040 (expand_builtin_memset_args): New.
18041 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18042 (expand_builtin_memcmp): Likewise.
18043 (expand_builtin_strcmp): Likewise.
18044 (expand_builtin_strncmp): Likewise.
18045 (expand_builtin_strcat): Likewise.
18046 (expand_builtin_strncat): Likewise.
18047 (expand_builtin_strspn): Likewise.
18048 (expand_builtin_strcspn): Likewise.
18049 (expand_builtin_args_info): Likewise.
18050 (expand_builtin_va_start): Likewise.
18051 (gimplify_va_arg_expr): Likewise.
18052 (expand_builtin_va_end): Likewise.
18053 (expand_builtin_va_copy): Likewise.
18054 (expand_builtin_frame_address): Likewise.
18055 (expand_builtin_alloca): Likewise.
18056 (expand_builtin_bswap): Likewise.
18057 (expand_builtin_unop): Likewise.
18058 (expand_builtin_fputs): Likewise.
18059 (expand_builtin_expect): Likewise.
18060 (expand_builtin_fabs): Likewise.
18061 (expand_builtin_copysign): Likewise.
18062 (expand_builtin_printf): Likewise.
18063 (expand_builtin_fprintf): Likewise.
18064 (expand_builtin_sprintf): Likewise.
18065 (expand_builtin_init_trampoline): Likewise.
18066 (expand_builtin_signbit): Likewise.
18067 (expand_builtin_fork_or_exec): Likewise.
18068 (expand_builtin_sync_operation): Likewise.
18069 (expand_builtin_compare_and_swap): Likewise.
18070 (expand_builtin_lock_test_and_set): Likewise.
18071 (expand_builtin_lock_release): Likewise.
18072 (expand_builtin): Likewise.
18073 (builtin_mathfn_code): Likewise.
18075 (fold_builtin_constant_p): Pass call arguments individually instead
18076 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18077 accessors and constructors. Return NULL_TREE instead of 0.
18078 (fold_builtin_expect): Likewise.
18079 (fold_builtin_classify_type): Likewise.
18080 (fold_builtin_strlen): Likewise.
18081 (fold_builtin_nan): Likewise.
18082 (integer_valued_real_p): Likewise.
18083 (fold_trunc_transparent_mathfn): Likewise.
18084 (fold_fixed_mathfn): Likewise.
18085 (fold_builtin_cabs): Likewise.
18086 (fold_builtin_sqrt): Likewise.
18087 (fold_builtin_cbrt): Likewise.
18088 (fold_builtin_cos): Likewise.
18089 (fold_builtin_cosh): Likewise.
18090 (fold_builtin_tan): Likewise.
18091 (fold_builtin_sincos): Likewise.
18092 (fold_builtin_cexp): Likewise.
18093 (fold_builtin_trunc): Likewise.
18094 (fold_builtin_floor): Likewise.
18095 (fold_builtin_ceil): Likewise.
18096 (fold_builtin_round): Likewise.
18097 (fold_builtin_int_roundingfn): Likewise.
18098 (fold_builtin_bitop): Likewise.
18099 (fold_builtin_bswap): Likewise.
18100 (fold_builtin_logarithm): Likewise.
18101 (fold_builtin_hypot): Likewise.
18102 (fold_builtin_pow): Likewise.
18103 (fold_builtin_powi): Likewise.
18104 (fold_builtin_exponent): Likewise.
18105 (fold_builtin_memset): Likewise.
18106 (fold_builtin_bzero): Likewise.
18107 (fold_builtin_memory_op): Likewise.
18108 (fold_builtin_bcopy): Deleted; call site changed to invoke
18109 fold_builtin_memory_op directly.
18110 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18111 (fold_builtin_strncpy): Likewise.
18112 (fold_builtin_memcmp): Likewise.
18113 (fold_builtin_strcmp): Likewise.
18114 (fold_builtin_strncmp): Likewise.
18115 (fold_builtin_signbit): Likewise.
18116 (fold_builtin_copysign): Likewise.
18117 (fold_builtin_isascii): Likewise.
18118 (fold_builtin_toascii): Likewise.
18119 (fold_builtin_isdigit): Likewise.
18120 (fold_builtin_fabs): Likewise.
18121 (fold_builtin_abs): Likewise.
18122 (fold_builtin_fmin_fmax): Likewise.
18123 (fold_builtin_carg): Likewise.
18124 (fold_builtin_classify): Likewise.
18125 (fold_builtin_unordered_cmp): Likewise.
18127 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18128 New functions split out from fold_builtin_1.
18129 (fold_builtin_n): New.
18130 (fold_builtin_varargs): New.
18131 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18133 (fold_call_expr): New.
18134 (build_function_call_expr): Rewrite to use new helper function.
18135 (fold_builtin_call_list): New.
18136 (build_call_expr): New.
18137 (fold_builtin_call_valist): New.
18138 (rewrite_call_expr): New.
18139 (validate_arg): New.
18140 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18141 of an arglist. Change return type to bool. Use new CALL_EXPR
18144 (fold_builtin_strstr): Pass call arguments individually instead
18145 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18146 accessors and constructors. Return NULL_TREE instead of 0.
18147 (fold_builtin_strchr): Likewise.
18148 (fold_builtin_strrchr): Likewise.
18149 (fold_builtin_strpbrk): Likewise.
18150 (fold_builtin_strcat): Likewise.
18151 (fold_builtin_strncat): Likewise.
18152 (fold_builtin_strspn): Likewise.
18153 (fold_builtin_strcspn): Likewise.
18154 (fold_builtin_fputs): Likewise.
18155 (fold_builtin_next_arg): Likewise.
18156 (fold_builtin_sprintf): Likewise.
18158 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18159 NULL_RTX instead of 0.
18160 (expand_builtin_memory_chk): Likewise.
18161 (maybe_emit_chk_warning): Likewise.
18162 (maybe_emit_sprintf_chk_warning): Likewise.
18164 (fold_builtin_object_size): Pass call arguments individually instead
18165 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18166 accessors and constructors. Return NULL_TREE instead of 0.
18167 (fold_builtin_memory_chk): Likewise.
18168 (fold_builtin_stxcpy_chk): Likewise.
18169 (fold_builtin_strncpy_chk): Likewise.
18170 (fold_builtin_strcat_chk): Likewise.
18171 (fold_builtin_strcat_chk): Likewise.
18172 (fold_builtin_strncat_chk): Likewise.
18173 (fold_builtin_sprintf_chk): Likewise.
18174 (fold_builtin_snprintf_chk): Likewise.
18175 (fold_builtin_printf): Likewise.
18176 (fold_builtin_vprintf): Likewise.
18178 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18180 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18181 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18182 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18183 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18184 (fold_unary): Likewise.
18185 (fold_binary): Likewise.
18186 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18187 ternary expressions.
18188 (fold): Add logic for tcc_vl_exp.
18189 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18190 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18191 (fold_build3_stat): Add assertion to flag broken interface for
18192 constructing CALL_EXPRs.
18193 (fold_build_call_list): New.
18194 (fold_build_call_list_initializer): New.
18195 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18197 (fold_strip_sign_ops): Likewise.
18199 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18200 Brooks Moses <brooks.moses@codesourcery.com>
18201 Lee Millward <lee.millward@codesourcery.com>
18203 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18204 accessors and dump arguments explicitly.
18206 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18208 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18210 (print_call_name): Use new CALL_EXPR accessors.
18212 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18213 CALL_EXPR arguments explicitly instead of as a list. Use
18214 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18216 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18217 (vrp_visit_stmt): Likewise.
18219 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18220 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18222 (force_move_till_expr): Likewise.
18224 * targhooks.c (default_external_stack_protect_fail): Use
18225 build_call_expr instead of build_function_call_expr.
18226 (default_hidden_stack_protect_fail): Likewise.
18228 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18231 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18232 and walk arguments explicitly.
18234 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18235 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18236 (expand_simple_operations): Likewise.
18237 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18239 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18240 of TREE_CODE_LENGTH.
18241 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18243 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18244 instead of TREE_CODE_LENGTH.
18246 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18247 (tree_ic_transform): Likewise.
18248 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18249 parameter instead of arglist. Fix callers.
18250 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18251 (tree_stringops_transform): Likewise.
18252 (tree_indirect_call_to_profile): Likewise.
18253 (tree_stringops_values_to_profile): Likewise.
18255 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18256 (eliminate_tail_call): Likewise.
18258 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18260 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18261 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18263 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18265 * omp-low.c (build_omp_barrier): Use build_call_expr.
18266 (lower_rec_input_clauses): Likewise.
18267 (lower_reduction_clauses): Likewise.
18268 (expand_parallel_call): Likewise.
18269 (maybe_catch_exception): Likewise.
18270 (expand_omp_for_generic): Likewise.
18271 (expand_omp_for_static_nochunk): Likewise.
18272 (expand_omp_sections): Likewise.
18273 (lower_omp_single_simple): Likewise.
18274 (lower_omp_single_copy): Likewise.
18275 (lower_omp_master): Likewise.
18276 (lower_omp_ordered): Likewise.
18277 (lower_omp_critical): Likewise.
18279 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18280 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18282 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18283 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18284 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18286 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18287 and generalize to handle any number of operands.
18288 (chrec_contains_undetermined): Likewise.
18289 (tree_contains_chrecs): Likewise.
18290 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18292 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18294 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18295 fold_call_expr instead of fold_builtin.
18296 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18297 match declarations there.
18298 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18301 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18302 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18304 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18305 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18307 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18310 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18311 (execute_cse_sincos): Use new CALL_EXPR accessors.
18313 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18315 * gimple-low.c (lower_function_body): Use build_call_expr.
18316 (lower_builtin_setjmp): Likewise.
18318 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18319 (set_storage_via_libcall): Likewise.
18320 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18321 instead of TREE_CODE_LENGTH.
18322 (expand_expr_real_1): Use new CALL_EXPR accessors.
18324 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18325 generalize to handle any number of operands.
18326 (TB_parent_eq): Likewise.
18328 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18329 (strip_builtin_expect): Likewise.
18331 * function.c (gimplify_parameters): Use build_call_expr.
18333 * tree-vectorizer.c (vect_is_simple_reduction): Use
18334 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18336 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18337 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18339 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18342 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18343 (gimplify_decl_expr): Likewise.
18344 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18345 Use new CALL_EXPR iterators.
18346 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18347 (gimplify_modify_expr_to_memset): Likewise.
18348 (gimplify_variable_sized_compare): Likewise.
18349 (gimplify_omp_atomic_fetch_op): Likewise.
18350 (gimplify_omp_atomic_pipeline): Likewise.
18351 (gimplify_omp_atomic_mutex): Likewise.
18352 (gimplify_function_tree): Likewise.
18354 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18355 (call_expr_flags): Likewise.
18356 (expand_call): Likewise.
18358 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18359 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18362 * coverage.c (create_coverage): Use build_call_expr.
18364 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18365 (temp_call_expr_obstack): New.
18366 (pool_copy_list): Delete.
18367 (temp_copy_call_expr): New.
18368 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18369 CALL_EXPR accessors. Get rid of special goo for copying argument
18370 lists and use temp_copy_call_expr instead.
18371 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18372 CALL_EXPR accessors.
18373 (create_expression_by_pieces): Likewise. Use build_call_array
18374 to construct the result instead of fold_build3.
18375 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18376 dealing with argument lists.
18377 (init_pre): Remove references to expression_node_pool and
18378 list_node_pool. Init temp_call_expr_obstack instead.
18379 (fini_pre): Remove references to expression_node_pool and
18382 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18383 and walk arguments explicitly instead of as a list.
18385 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18386 (mx_register_decls): Likewise.
18387 (mudflap_register_call): Likewise.
18388 (mudflap_finish_file): Likewise.
18390 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18391 (ipa_callsite_compute_param): Likewise.
18393 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18394 accessors and constructor.
18396 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18397 accessors and constructor.
18398 (convert_tramp_reference): Likewise.
18399 (convert_call_expr): Likewise.
18400 (finalize_nesting_tree_1): Likewise.
18402 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18405 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18407 * tree-inline.c (initialize_inlined_parameters): Pass entire
18408 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18410 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18411 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18413 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18414 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18415 (vectorizable_reduction): Likewise.
18416 (vectorizable_call): Use new CALL_EXPR iterators.
18417 (vectorizable_conversion): Use build_call_expr.
18418 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18419 (vect_gen_widened_results_half): Use build_call_expr.
18420 (vect_setup_realignment): Likewise.
18421 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18423 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18424 (pass_through_call): Likewise.
18425 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18428 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18429 (tree_gen_pow2_profiler): Likewise.
18430 (tree_gen_one_value_profiler): Likewise.
18431 (tree_gen_ic_func_profiler): Likewise.
18432 (tree_gen_average_profiler): Likewise.
18433 (tree_gen_ior_profiler): Likewise.
18435 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18436 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18437 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18439 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18440 of TREE_CODE_LENGTH.
18442 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18443 of TREE_CODE_LENGTH.
18445 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18447 (convert_to_integer): Likewise.
18449 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18452 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18453 Brooks Moses <brooks.moses@codesourcery.com>
18454 Lee Millward <lee.millward@codesourcery.com>
18456 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18458 * config/frv/frv.c (frv_expand_builtin): Likewise.
18459 * config/s390/s390.c (s390_expand_builtin): Likewise.
18461 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18462 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18464 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18465 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18466 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18467 (ix86_expand_store_builtin): Likewise.
18468 (ix86_expand_unop_builtin): Likewise.
18469 (ix86_expand_unop1_builtin): Likewise.
18470 (ix86_expand_sse_compare): Likewise.
18471 (ix86_expand_sse_comi): Likewise.
18472 (ix86_expand_vec_init_builtin): Likewise.
18473 (ix86_expand_vec_ext_builtin): Likewise.
18474 (ix86_expand_vec_set_builtin): Likewise.
18475 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18477 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18478 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18480 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18481 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18482 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18484 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18486 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18487 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18488 arglist. Use new CALL_EXPR accessors. Fix callers.
18489 (altivec_expand_abs_builtin): Likewise.
18490 (rs6000_expand_binop_builtin): Likewise.
18491 (altivec_expand_predicate_builtin): Likewise.
18492 (altivec_expand_lv_builtin): Likewise.
18493 (spe_expand_stv_builtin): Likewise.
18494 (altivec_expand_stv_builtin): Likewise.
18495 (rs6000_expand_ternop_builtin): Likewise.
18496 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18497 (altivec_expand_st_builtin): Likewise.
18498 (altivec_expand_dst_builtin): Likewise.
18499 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18500 arglist. Use new CALL_EXPR accessors. Fix callers.
18501 (altivec_expand_vec_set_builtin): Likewise.
18502 (altivec_expand_vec_ext_builtin): Likewise.
18503 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18504 (spe_expand_builtin): Likewise.
18505 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18506 arglist. Use new CALL_EXPR accessors. Fix callers.
18507 (spe_expand_evsel_builtin): Likewise.
18508 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18509 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18511 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18512 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18513 (arm_expand_unop_builtin): Likewise.
18514 (arm_expand_builtin): Use new CALL_EXPR accessors.
18516 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18519 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18520 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18522 (bfin_expand_unop_builtin): Likewise.
18523 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18525 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18526 Brooks Moses <brooks.moses@codesourcery.com>
18527 Lee Millward <lee.millward@codesourcery.com>
18529 * c-semantics.c (build_stmt): Add internal diagnostic check.
18531 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18532 accessors. Print arguments explicitly instead of as a list.
18534 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18536 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18537 (c_finish_omp_flish): Likewise.
18539 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18540 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18541 instead of TREE_CODE_LENGTH.
18542 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18543 (c_warn_unused_result): Likewise.
18545 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18548 * doc/invoke.texi (Warning Options): Remove
18549 -Werror-implicit-function-declaration.
18550 (Wimplicit-function-declaration): Update description.
18551 * opts.c (common_handle_option): Move handling of -Werror=* to...
18552 (enable_warning_as_error): ...here.
18553 * opts.h (enable_warning_as_error): Declare.
18554 * c-decl.c (implicit_decl_warning): Unless
18555 -Wno-implicit-function-declaration is given, emit a pedwarn if
18556 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18557 * c.opt (Wimplicit-function-declaration): Replace
18558 mesg_implicit_function_declaration with
18559 warn_implicit_function_declaration.
18560 * c-opts.c (c_common_handle_option):
18561 -Werror-implicit-function-declaration is exactly equal as
18562 -Werror=implicit-function-declaration.
18563 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18564 warn_implicit_function_declaration.
18565 (c_common_post_options): -Wimplict-function-declaration is enabled
18566 by default by -std=c99, otherwise is disabled by default.
18567 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18569 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18571 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18572 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18573 former is ignored but not the latter.
18575 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18577 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18578 is made and the reference doesn't use the alias set of its type,
18579 do not create the temporary using that type.
18581 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18583 * jump.c: Remove prototypes for delete_computation and
18584 delete_prior_computation.
18586 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18588 * jump.c (get_label_after): Delete.
18589 (get_label_before, delete_computation, delete_jump,
18590 delete_prior_computation, follow_jumps): Move...
18591 * reorg.c (delete_computation, delete_prior_computation): ... here...
18592 (get_label_before, delete_jump): ... making these static ...
18593 (follow_jumps): ... and simplifying this since it only runs after
18595 * rtl.h (get_label_after, get_label_before, delete_jump,
18596 follow_jumps): Delete prototypes.
18598 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18600 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18602 2007-02-15 Nick Clifton <nickc@redhat.com>
18604 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18605 order to prevent it from being munged by the target.
18607 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18609 * config/i386/i386.md: Remove misleading comment.
18611 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18613 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18614 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18617 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18619 * tree-sra.c (instantiate_missing_elements): Canonicalize
18621 (sra_build_assignment): New.
18622 (generate_copy_inout, generate_element_copy,
18623 generate_element_zero, generate_one_element_init): Use it.
18625 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18627 * tree-sra.c (instantiate_missing_elements): Canonicalize
18629 (sra_build_assignment): New.
18630 (generate_copy_inout, generate_element_copy,
18631 generate_element_zero, generate_one_element_init): Use it.
18633 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18635 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18638 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18640 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18641 types as aggregates not scalars.
18642 * function.c (assign_stack_temp_for_type): Likewise.
18644 2007-02-14 Roger Sayle <roger@eyesopen.com>
18645 Zdenek Dvorak <dvorakz@suse.cz>
18647 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18650 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18652 * passes.c (next_pass_1): Clear the next field of the copied
18655 2007-02-14 Richard Henderson <rth@redhat.com>
18657 * tree-sra.c (early_sra): New.
18658 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18659 (tree_sra_early, pass_sra_early): New.
18660 * tree-pass.h (pass_sra_early): Declare.
18661 * passes.c (init_optimization_passes): Use it.
18663 2007-02-14 Richard Guenther <rguenther@suse.de>
18665 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18667 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18669 PR tree-optimization/30771
18670 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18672 (vect_analyze_operations): Induction phis can now be marked as
18674 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18675 Update documentation accordingly.
18677 2007-02-14 Nick Clifton <nickc@redhat.com>
18679 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18680 most 3 arguments are supported.
18681 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18683 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18685 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18686 Ensure dst->current is valid.
18688 2007-02-13 Paul Brook <paul@codesourcery.com>
18690 * config.gcc: Add arm*-*-uclinux-*eabi.
18691 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18692 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18693 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18694 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18695 (LINK_SPEC): Define.
18696 (LIB_SPEC): Define.
18697 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18699 * config/arm/uclinux-eabi.h: New file.
18700 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18701 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18704 2007-02-13 Ian Lance Taylor <iant@google.com>
18706 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18707 * flags.h (warn_strict_overflow): Declare.
18708 (enum warn_strict_overflow_code): Define.
18709 (issue_strict_overflow_warning): New static inline function.
18710 * opts.c (warn_strict_overflow): New variable.
18711 (common_handle_option): Handle OPT_Wstrict_overflow and
18712 OPT_Wstrict_overflow_.
18713 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18715 * fold-const.c: Include intl.h.
18716 (fold_deferring_overflow_warnings): New static variable.
18717 (fold_deferred_overflow_warning): New static variable.
18718 (fold_deferred_overflow_code): New static variable.
18719 (fold_defer_overflow_warnings): New function.
18720 (fold_undefer_overflow_warnings): New function.
18721 (fold_undefer_and_ignore_overflow_warnings): New function.
18722 (fold_deferring_overflow_warnings_p): New function.
18723 (fold_overflow_warning): New static function.
18724 (make_range): Add strict_overflow_p parameter. Change all
18726 (extract_muldiv, extract_muldiv_1): Likewise.
18727 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18728 tree_expr_nonnegative_p.
18729 (fold_negate_expr): Call fold_overflow_warning.
18730 (fold_range_test): Likewise.
18731 (fold_comparison): Likewise.
18732 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18733 instead of tree_expr_nonnegative_p.
18734 (tree_expr_nonnegative_warnv_p): Rename from
18735 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18736 (tree_expr_nonnegative_p): New function.
18737 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18738 strict_overflow_p parameter.
18739 (tree_expr_nonzero_p): New function.
18740 * passes.c (verify_interpass_invariants): New static function.
18741 (execute_one_pass): Call it.
18742 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18744 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18745 (estimate_numbers_of_iterations): Likewise.
18746 (scev_probably_wraps_p): Likewise.
18747 * tree-ssa-ccp.c: Include "toplev.h".
18748 (evaluate_stmt): Defer fold overflow warnings until we know we are
18750 (struct fold_stmt_r_data): Add stmt field.
18751 (fold_stmt_r): Defer fold overflow warnings until we know we
18753 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18754 (fold_stmt_inplace): Likewise.
18755 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18756 (cleanup_control_expr_graph): Defer fold overflow warnings until
18757 we know we are going to optimize.
18758 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18759 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18761 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18762 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18763 * tree-ssa-loop-manip.c (create_iv): Likewise.
18764 * c-typeck.c (build_conditional_expr): Likewise.
18765 (build_binary_op): Likewise.
18766 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18767 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18768 (extract_range_from_unary_expr): Likewise.
18769 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18770 assuming that signed overflow does not occur.
18771 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18772 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18773 (fold_defer_overflow_warnings): Declare.
18774 (fold_undefer_overflow_warnings): Declare.
18775 (fold_undefer_and_ignore_overflow_warnings): Declare.
18776 (fold_deferring_overflow_warnings_p): Declare.
18777 (tree_expr_nonzero_warnv_p): Declare.
18778 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18779 of warning options.
18780 (Warning Options): Document -Wstrict-overflow.
18781 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18782 (tree-ssa-ccp.o): Likewise.
18783 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18784 (fold-const.o): Depend on intl.h.
18786 2007-02-13 Ian Lance Taylor <iant@google.com>
18788 PR middle-end/30751
18789 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18792 2007-02-13 Stuart Hastings <stuart@apple.com>
18794 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18796 2007-02-13 Richard Henderson <rth@redhat.com>
18798 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18799 handled_component_p before looking for the indirect_ref.
18801 2007-02-13 Richard Henderson <rth@redhat.com>
18803 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18804 remove flags clobber.
18805 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18806 (bswaphi_lowpart): New.
18807 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18808 remove TARGET_BSWAP test. Delete expander of the same name.
18810 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18811 (expand_unop): Use them.
18813 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18815 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18816 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18817 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18818 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18819 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18820 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18821 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18822 assembler dialect choice from asm templates.
18824 2007-02-12 Richard Henderson <rth@redhat.com>
18826 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18827 (fixuns_trunc<SSEMODEF>si2): Use it.
18828 * config/i386/sse.md (vec_setv4sf_0): Export.
18829 * config/i386/i386.c (ix86_build_const_vector): Export.
18830 (ix86_split_convert_uns_si_sse): Rename from
18831 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18832 * config/i386/i386-protos.h: Update.
18834 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18837 * c-typeck.c (c_finish_return): Improve warning message.
18839 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18841 * alias.c (find_symbolic_term): Delete unused function.
18843 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18845 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18846 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18847 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18849 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18851 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18852 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18853 the function, temporarily point the debug interface to the null one.
18855 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18857 * dwarf2out.c (round_up_to_align): New static function.
18858 (field_byte_offset): Use it to round the offset.
18860 2007-02-12 Richard Henderson <rth@redhat.com>
18862 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18863 (inswl_const): Export.
18865 2007-02-12 Richard Henderson <rth@redhat.com>
18867 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18868 result mode of the libcall, convert back to outmode.
18870 2007-02-12 Roger Sayle <roger@eyesopen.com>
18872 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18873 (bswapdi2): New define_expand to implement 32-bit implementation.
18875 2007-02-12 Nick Clifton <nickc@redhat.com>
18877 * doc/invoke.texi (Overall Options): Document --help=.
18878 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18879 (cc1_options): Pass --help= on to cc1.
18880 (display_help): Add description of --help=.
18881 (process_command): Add code to handle --help=. Allow translated
18882 --help and --target-help switches to be passed on to compiler
18884 (main): Remove unused if statement.
18885 * opts.c (columns): Remove.
18886 (LEFT_COLUMN): Define.
18887 (wrap_help): Add columns argument.
18888 (print_filtered_help): Change parameters to be an include bitmask,
18889 an exclude bitmask, an any bitmask and the column width. Move the
18890 code to display the params list here. Add code to display the
18891 status of options rather than their descriptions if the quiet flag
18893 (print_specific_help): Change parameters to be an include bitmask,
18894 an exclude bitmask and an any bitmask. Move code to look up the
18895 column width here. Decide upon the title for an options listing.
18896 (common_handle_options): Add code to handle --help=. Adapt code
18897 for --help and --target-help to use the revised form of the
18898 print_specific_help function.
18899 (print_help): Delete.
18900 (print_param_help): Delete.
18901 (print_switch): Delete.
18902 * opts.h (cl_lang_count): Add prototype.
18903 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18904 CL_MAX_OPTION_CLASS): New defines.
18905 * optc-gen.awk: Add construction of cl_lang_count.
18906 * c.opt: Add Warning attribute to warning options and Optimization
18907 attribute to optimization options.
18908 * common.opt: Likewise.
18910 Add -fhelp and -ftarget-help as aliases for the transformed --help
18911 and --target-help options.
18912 * opt-functions.awk: Add code to handle Warning and Optimization
18915 2007-02-12 Richard Henderson <rth@redhat.com>
18917 * config/alpha/constraints.md: New file.
18918 * config/alpha/alpha.c: Include tm-constrs.h.
18919 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18920 alpha_extra_constraint): Remove.
18921 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18922 * config/alpha/alpha-protos.h: Update.
18923 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18924 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18925 (EXTRA_CONSTRAINT): Remove.
18926 * config/alpha/alpha.md: Include constraints.md.
18927 (adddi splitter): Use satisfies_constraint_*.
18928 * config/alpha/predicates.md (add_operand): Likewise.
18929 (sext_add_operand, addition_operation): Likewise.
18931 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18933 PR tree-optimization/29145
18934 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18935 in our handling of restrict qualified pointers.
18937 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18940 * doc/invoke.texi (Wunused-value): Update description.
18941 (Wextra): Delete item.
18942 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18943 value of Wunused-value.
18944 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18945 (c_finish_stmt_expr): Don't check extra_warnings.
18946 (emit_side_effect_warnings): The caller is responsible to check
18949 2007-02-11 Roger Sayle <roger@eyesopen.com>
18950 Matt Thomas <matt@3am-software.com>
18952 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18954 2007-02-11 Roger Sayle <roger@eyesopen.com>
18956 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18957 comparisons of POPCOUNT against zero.
18958 (simplify_const_relational_operation): Likewise.
18960 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18962 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18964 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18966 * dwarf2out.c (root_type): Delete unused function.
18968 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18970 * genattrtab.c (contained_in_p): Delete unused function.
18971 (write_expr_attr_cache): Likewise.
18973 2007-02-11 Jan Hubicka <jh@suse.cz>
18975 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18978 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18980 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18981 to add the REG_EQ* note.
18982 * see.c (see_merge_one_use_extension): Likewise.
18983 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18984 turn REG_EQUAL notes into REG_EQUIV notes if the target
18985 register may have more than one set.
18986 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18987 * gcse.c (try_replace_reg): Likewise.
18988 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18989 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18990 more than one REG_EQUIV note.
18991 * reload1.c (gen_reload): Use set_unique_reg_note.
18993 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18995 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18996 (ix86_builtin_conversion): New function.
18998 2007-02-06 Mark Mitchell <mark@codesourcery.com>
19001 * tree.h (DECL_REPLACEABLE_P): New macro.
19002 * except.c (set_nothrow_function_flags): Likewise.
19004 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
19005 Ira Rosen <irar@il.ibm.com>
19006 Dorit Nuzman <dorit@il.ibm.com>
19008 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19009 * targhooks.c (default_builtin_vectorized_conversion): New.
19010 * targhooks.h (default_builtin_vectorized_function): New declaration.
19011 * target.h (struct vectorize): Add builtin_conversion field.
19012 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19013 stmt_vec_info_type value.
19014 (vectorizable_conversion): New declaration.
19015 * tree-vect-analyze.c (vect_analyze_operations): Add
19016 vectorizable_conversion call.
19017 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19018 * tree-vect-transform.c (vectorizable_conversion): New function.
19019 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19020 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19022 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19023 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19024 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19025 or ALTIVEC_BUILTIN_VCFSX.
19027 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19030 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19031 CONST_DOUBLE and operand 0 is a hard register.
19032 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19033 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19034 is a hard floating-point register.
19036 2007-02-10 Richard Henderson <rth@redhat.com>
19037 Jakub Jelinek <jakub@redhat.com>
19038 Alexandre Oliva <aoliva@redhat.com>
19040 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19041 * builtin-types.def (BT_WORD): Make unsigned.
19042 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19043 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19044 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19045 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19046 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19047 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19049 * expr.c (emutls_var_address): New.
19050 (expand_expr_real_1): Expand emulated tls.
19051 (expand_expr_addr_expr_1): Likewise.
19052 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19053 * output.h (emutls_finish): Declare.
19054 * toplev.c (compile_file): Call it.
19055 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19056 address before wrapping in CONST.
19057 * varasm.c (emutls_htab, emutls_object_type): New.
19058 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19059 (get_emutls_object_name, get_emutls_object_type): New.
19060 (get_emutls_init_templ_addr, emutls_decl): New.
19061 (emutls_common_1, emutls_finish): New.
19062 (assemble_variable): When emulating tls, swap decls; generate
19063 constructor for the emutls objects.
19064 (do_assemble_alias): When emulating tls, swap decl and target name.
19065 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19067 * varpool.c (decide_is_variable_needed): Look at force_output.
19068 Recurse for emulated tls.
19069 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19070 with decide_is_variable_needed.
19071 * emutls.c: New file.
19072 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19073 tls_object for real tls.
19075 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19077 PR rtl-optimization/29599
19078 * reload1.c (eliminate_regs_in_insn): Take the destination
19079 mode into account when computing the offset.
19081 2007-02-09 Stuart Hastings <stuart@apple.com>
19082 Richard Henderson <rth@redhat.com>
19084 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19085 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19086 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19087 fixuns_truncdfhi2): New.
19088 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19089 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19090 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19091 (floatunssidf2): Allow nonimmediate source.
19092 * config/i386/sse.md (movdi_to_sse): New.
19093 (vec_concatv2di): Drop '*'.
19094 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19095 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19096 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19098 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19099 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19100 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19101 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19102 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19103 ix86_build_const_vector.
19104 (x86_emit_floatuns): Rewrite.
19106 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19108 * genautomata.c (longest_path_length): Delete unused function.
19109 (struct state): Delete unused longest_path_length.
19110 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19111 (get_free_state): Delete unused.
19113 2007-02-09 Jan Hubicka <jh@suse.cz>
19115 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19116 * doc/invoke.texi (inline-unit-growth): Update default value.
19118 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19119 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19120 (rebuild_cgraph_edges): Likewise.
19121 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19122 (dump_cgraph_node): Dump frequencies.
19123 (cgraph_clone_edge): Add frequency scales.
19124 (cgraph_clone_node): Add freuqnecy.
19125 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19126 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19127 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19128 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19129 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19130 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19131 (save_inline_function_body): Likewise.
19132 * ipa-inline.c: inluce rtl.h
19133 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19134 (cgraph_edge_badness): Use frequencies.
19135 (cgraph_decide_recursive_inlining): Update clonning.
19136 (cgraph_decide_inlining_of_small_function): Dump frequency.
19137 * predict.c (estimate_bb_frequencies): Export.
19138 * predict.h (estimate_bb_frequencies): Declare.
19139 * tree-inline.c (copy_bb): Watch overflows.
19140 (expand_call_inline): Update call of cgraph_create_edge.
19141 (optimize_inline_calls): Use TODO flags to update frequnecies.
19142 * passes.h: Include predict.h
19143 (init_optimization_passes): Move profile ahead.
19144 (execute_function_todo): Handle TODO_rebuild_frequencies.
19146 2007-02-09 Roger Sayle <roger@eyesopen.com>
19148 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19149 the insbl or inswl pattern into a register.
19151 2007-02-09 Roger Sayle <roger@eyesopen.com>
19153 * config/ia64/ia64.md (bswapdi2): New define_insn.
19155 2007-02-09 Richard Henderson <rth@redhat.com>
19157 * config/i386/constraints.md (Ym): New constraint.
19158 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19159 (movdi_1_rex64): Split sse and xmm general register moves from
19160 memory move alternatives. Use conditional register constraints.
19161 (movsf_1, movdf_integer): Likewise.
19162 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19163 (movdf_integer_rex64): New.
19164 (pushsf_rex64): Fix output constraints.
19165 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19166 (sse2_stored): Likewise.
19167 (sse2_storeq_rex64): New.
19168 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19169 amd and not generic.
19170 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19171 for optimize_size. Remove SF/DFmode hack.
19173 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19175 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19178 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19179 Richard Sandiford <richard@codesourcery.com>
19181 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19182 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19183 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19184 m68k/t-mlib to tmake_file.
19185 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19186 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19187 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19188 Allow it to be cf or m68k. Set m68k_arch_family. If that
19189 variable is not empty, add t-$m68k_arch_family to tmake_file.
19190 Add t-mlibs to tmake_file.
19191 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19192 * config/m68k/t-cf: New file.
19193 * config/m68k/t-m68k: Likewise.
19194 * config/m68k/t-mlibs: Likewise.
19195 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19197 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19198 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19199 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19201 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19202 (INSTALL_LIBGCC): Delete.
19203 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19204 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19205 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19206 (M68K_MLIB_CPU): Define.
19207 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19208 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19209 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19211 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19212 Richard Guenther <rguenther@suse.de>
19214 PR middle-end/23361
19215 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19216 against INT_MIN/INT_MAX.
19217 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19218 file if a loop is removed.
19220 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19222 * calls.c (store_one_arg): Pass correct alignment to
19223 emit_push_insn for non-BLKmode values.
19224 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19225 unaligned stack slot via a suitably aligned slot.
19227 2007-02-08 DJ Delorie <dj@redhat.com>
19229 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19231 (legal_subregs): Use unsigned char, make const.
19232 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19234 2007-02-08 Paul Brook <paul@codesourcery.com>
19236 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19237 special interworking needed.
19239 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19241 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19242 conditional to __SSE2__.
19243 (Entries below should have been added to first ChangeLog
19244 entry for amdfam10 dated 2007-02-05)
19245 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19247 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19249 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19252 2007-02-08 DJ Delorie <dj@redhat.com>
19254 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19255 * config/m32c/m32c.c (legal_subregs): New.
19256 (m32c_illegal_subreg_p): New.
19257 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19258 unsupported subregs of hard regs.
19260 2007-02-08 Jan Hubicka <jh@suse.cz>
19262 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19263 the same one; always update histograms.
19265 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19267 * passes.c (init_optimization_passes): Tidy comment.
19269 2007-02-08 Roger Sayle <roger@eyesopen.com>
19271 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19272 strip zero_extend, bswap and rotates from POCOUNT's argument.
19273 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19274 zero_extend and rotates from PARITY's argument.
19275 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19276 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19277 of an integer constant at compile-time.
19279 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19282 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19284 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19287 * tree-ssa-live.c (remove_unused_locals): Do not remove
19288 TREE_ADDRESSABLE variables.
19289 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19290 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19291 FOR_CLOBBER. Update all users.
19292 If VAR has an associated alias set, add a virtual operand for
19293 it if no alias is found to conflict with the memory reference.
19295 2007-02-07 Jan Hubicka <jh@suse.cz>
19296 Robert Kidd <rkidd@crhc.uiuc.edu>
19298 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19300 2007-02-07 Ian Lance Taylor <iant@google.com>
19302 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19304 2007-02-07 Roger Sayle <roger@eyesopen.com>
19306 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19307 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19308 tablejumpdi, movsi_to_cr_one): Remove constraints from
19309 define_expand's match_operands.
19311 2007-02-07 Roger Sayle <roger@eyesopen.com>
19313 * global.c (compute_regsets): Move declatation of "i" inside of
19314 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19316 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19319 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19320 of INDIRECT_REF <RESULT_DECL>.
19322 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19324 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19325 Kaz Kojima <kkojima@gcc.gnu.org>
19328 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19330 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19332 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19334 * doc/loop.texi: Document possibility not to perform disambiguation
19335 of loops with multiple latches.
19336 * cfgloopmanip.c (alp_enum_p): Removed.
19337 (add_loop): Handle subloops. Use get_loop_body_with_size.
19338 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19339 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19340 the new forwarder block.
19341 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19342 Handle the case latch is NULL.
19343 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19344 modifications when marking loop exits.
19345 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19347 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19348 disambiguate_loops_with_multiple_latches.
19349 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19350 before fix_loop_structure.
19351 * cfgloop.c: Include pointer-set.h and output.h.
19352 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19353 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19354 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19355 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19356 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19357 disambiguate_multiple_latches, get_loop_body_with_size,
19358 disambiguate_loops_with_multiple_latches): New functions.
19359 (flow_loop_dump): Dump multiple latch edges.
19360 (flow_loop_nodes_find): Handle loops with multiple latches.
19361 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19362 (glb_enum_p): Modified.
19363 (get_loop_body): Use get_loop_body_with_size.
19364 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19365 (AVOID_CFG_MODIFICATIONS): New constant.
19366 (disambiguate_loops_with_multiple_latches, add_loop,
19367 get_loop_body_with_size): Declare.
19368 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19370 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19372 PR inline-asm/28686
19373 * global.c (compute_regsets): New function.
19374 (global_alloc): Refactored ELIMINABLE_REGSET
19375 and NO_GLOBAL_ALLOC_REGS computation out.
19376 (rest_of_handle_global_alloc): Call compute_regsets()
19377 for non-optimizing case.
19379 2007-02-06 Richard Henderson <rth@redhat.com>
19381 * config/i386/constraints.md (Y2): Rename from Y.
19382 (Yi): New constraint.
19383 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19384 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19385 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19386 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19387 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19388 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19389 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19390 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19391 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19392 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19393 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19394 vec_extractv2si_1): Change Y constraints to Y2.
19395 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19396 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19397 Change Y constraints to Y2.
19398 (sse2_loadld): Change Y constraints to x.
19400 2007-02-06 Roger Sayle <roger@eyesopen.com>
19402 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19403 (parity<mode>2): New define_expand using rs6000_emit_parity.
19404 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19405 rs6000_emit_parity): New functions.
19406 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19407 rs6000_emit_parity): Prototype here.
19409 2007-02-06 Ian Lance Taylor <iant@google.com>
19411 * lower-subreg.c (simple_move_operand): Reject CONST.
19412 (resolve_clobber): Call validate_change rather than directly
19413 assigning to XEXP (pat, 0).
19415 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19417 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19418 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19419 (tree-cfg.o): Remove hashtab.h dependency.
19421 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19422 (struct ivopts_data): Change niters to pointer_map_t.
19423 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19424 (niter_for_exit): Create pointer_map on demand. Change for
19426 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19427 (free_loop_data): Destroy data->niters if created and reset field.
19428 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19429 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19431 * tree-ssa-reassoc.c: Include pointer-set.h.
19432 (bb_rank): Change to long *.
19433 (operand_rank): Change to pointer_map_t.
19434 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19435 (insert_operand_rank): Accept long.
19436 (operand_entry_hash, operand_entry_eq): Remove.
19437 (get_rank): Return long. Adjust for changes above.
19438 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19440 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19442 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19443 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19444 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19446 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19447 directly since it cannot be NULL.
19448 (get_vi_for_tree): Rewrite for pointer_map API.
19449 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19450 (init_alias_vars): Create vi_for_tree as pointer_map.
19451 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19453 * tree-cfg.c: Don't include hashtab.h.
19454 (edge_to_cases): Declare as pointer_map.
19455 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19457 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19458 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19459 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19461 (record_switch_edge): Delete.
19462 (get_cases_for_edge): Adjust for pointer_map API, inline
19463 record_switch_edge (rewritten for new API), remove goto.
19465 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19467 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19468 * tree-nested.c: Include pointer-set.h.
19469 (var_map_elt, var_map_eq, var_map_hash): Delete.
19470 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19471 to pointer_map_t's.
19472 (nesting_info_bitmap_obstack): New.
19473 (lookup_field_for_decl): Adjust for pointer_map API.
19474 (lookup_tramp_for_decl): Adjust for pointer_map API.
19475 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19476 (get_local_debug_decl): Adjust for pointer_map API.
19477 (convert_nl_goto_reference): Adjust for pointer_map API.
19478 (convert_nl_goto_receiver): Adjust for pointer_map API.
19479 (create_nesting_tree): Create outside GGC space. Create bitmap on
19480 the new obstack. Create field_map and var_map as pointer_maps.
19481 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19483 (lower_nested_functions): Move root here, no need to NULL it.
19484 Initialize and release the obstack.
19486 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19488 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19489 Remove prototypes and make them non-static.
19490 (struct tree_int_map): Remove.
19491 * tree.h (struct tree_int_map): Move here, turning TO into an
19493 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19495 * tree.h (TREE_COMPLEXITY): Remove.
19496 (struct tree_exp): Remove complexity field.
19497 * tree.c (build1_stat): Don't set it.
19499 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19500 Victor Kaplansky <victork@il.ibm.com>
19502 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19503 (vect_is_simple_reduction): Support reduction with induction as
19504 one of the operands.
19505 (vect_is_simple_iv_evolution): Fix formatting.
19506 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19507 formatting. Don't mark induction phis for vectorization.
19508 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19509 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19510 (vect_get_vec_def_for_operand): Support induction.
19511 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19513 (vectorizable_reduction): Support reduction with induction as one of
19515 (vectorizable_type_demotion): Use def-type of stmt argument rather
19516 than dummy def-type.
19518 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19519 flag_tree_scev_cprop.
19520 * common.opt (tree-scev-cprop): New flag.
19522 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19523 call to vect_get_new_vect_var.
19525 2007-02-06 Ira Rosen <irar@il.ibm.com>
19527 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19528 vectype is not NULL.
19529 (vect_pattern_recog_1): Likewise.
19531 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19533 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19534 (fold_negate_expr): Likewise.
19536 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19539 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19540 even if cv-qualification is the same.
19542 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19544 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19545 __enable_execute_stack on completion.
19547 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19549 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19550 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19551 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19552 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19553 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19554 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19555 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19556 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19560 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19561 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19562 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19563 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19564 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19565 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19566 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19567 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19568 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19569 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19570 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19571 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19572 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19573 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19574 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19575 sqrtextenddfxf2_i387): Added amdfam10_decode.
19577 * config/i386/athlon.md (athlon_idirect_amdfam10,
19578 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19579 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19580 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19581 athlon_ivector_store_amdfam10): New define_insn_reservation.
19582 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19587 * config/i386/athlon.md (athlon_call_amdfam10,
19588 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19589 define_insn_reservation.
19590 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19591 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19592 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19594 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19596 * config/i386/athlon.md (athlon_sseld_amdfam10,
19597 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19598 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19600 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19602 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19603 define_insn_reservation.
19604 * config/i386/i386.md (sseins): Added sseins to define_attr type
19605 and define_attr unit.
19606 * config/i386/sse.md: Set type attribute to sseins for insertq
19609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19611 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19612 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19613 ssecomi_load_amdfam10, ssecomi_amdfam10,
19614 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19615 define_insn_reservation.
19616 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19618 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19620 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19621 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19622 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19623 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19624 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19625 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19626 define_insn_reservation.
19628 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19629 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19630 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19631 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19632 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19634 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19636 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19637 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19638 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19639 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19640 athlon_ssemul_load_k8): Added amdfam10.
19642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19644 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19645 (x86_sse_unaligned_move_optimal): New variable.
19647 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19649 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19650 for unaligned vector SSE double/single precision loads for AMDFAM10.
19652 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19654 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19655 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19656 Define TARGET_CPU_DEFAULT_amdfam10.
19657 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19658 (processor_type): Add PROCESSOR_AMDFAM10.
19660 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19661 processor_type in config/i386/i386.h.
19662 Enable imul peepholes for TARGET_AMDFAM10.
19664 * config.gcc: Add support for --with-cpu option for amdfam10.
19666 * config/i386/i386.c (amdfam10_cost): New variable.
19667 (m_AMDFAM10): New macro.
19668 (m_ATHLON_K8_AMDFAM10): New macro.
19669 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19670 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19671 x86_promote_QImode, x86_integer_DFmode_moves,
19672 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19673 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19674 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19675 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19676 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19677 Enable/disable for amdfam10.
19678 (override_options): Add amdfam10_cost to processor_target_table.
19679 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19680 processor_alias_table.
19681 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19682 (ix86_adjust_cost): Add code for amdfam10.
19684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19686 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19687 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19688 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19689 * config/i386/i386.h: Add builtin definition for SSE4A.
19690 * config/i386/i386.md: Add support for ABM instructions
19691 (popcnt and lzcnt).
19692 * config/i386/sse.md: Add support for SSE4A instructions
19693 (movntss, movntsd, extrq, insertq).
19694 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19695 Add -march=amdfam10 flag.
19696 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19697 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19699 * doc/extend.texi: Add documentation for SSE4A builtins.
19701 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19703 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19705 2007-02-05 Richard Guenther <rguenther@suse.de>
19707 * tree-vectorizer.h (vectorizable_function): Add argument type
19708 argument, change return type.
19709 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19710 * tree-vect-transform.c (vectorizable_function): Handle extra
19711 argument, return vectorized function decl.
19712 (build_vectorized_function_call): Remove.
19713 (vectorizable_call): Handle calls with result and argument types
19714 differing. Handle loop vectorization factor correctly.
19715 * targhooks.c (default_builtin_vectorized_function): Adjust for
19717 * targhooks.h (default_builtin_vectorized_function): Likewise.
19718 * target.h (builtin_vectorized_function): Add argument type
19720 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19721 extra argument, allow vectorizing of lrintf.
19722 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19723 documentation of target hook.
19725 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19728 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19729 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19730 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19732 2007-02-05 Roger Sayle <roger@eyesopen.com>
19734 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19735 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19736 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19737 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19738 before canonicalizing sincos to cexpi.
19739 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19741 2007-02-05 Roger Sayle <roger@eyesopen.com>
19743 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19744 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19745 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19747 2007-02-05 Roger Sayle <roger@eyesopen.com>
19749 * mips-tfile.c (initialize_init_file): Correct endianness test.
19751 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19753 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19754 the 'y' constraint.
19756 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19758 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19759 saves in a PARALLEL before the register assignments.
19761 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19763 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19764 DWARF_FRAME_RETURN_COLUMN to be a general register.
19765 * dwarf2out.c (init_return_column_size): New function, split from...
19766 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19767 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19768 to be nongeneral registers.
19769 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19771 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19772 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19774 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19776 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19778 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19780 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19781 (remove_path): Use can_remove_branch_p and remove_branch instead
19782 of loop_delete_branch_edge.
19783 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19784 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19785 Update profile using scale_dominated_blocks_in_loop.
19786 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19787 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19788 (can_remove_branch_p, remove_branch): Declare.
19789 * tree-cfg.c (tree_can_remove_branch_p): New function.
19790 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19791 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19792 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19794 2007-02-05 Jan Hubicka <jh@suse.cz>
19796 PR middle-end/30696
19797 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19798 nodes in cgraph, don't remove offline copy of the function.
19800 2007-02-04 Jan Hubicka <jh@suse.cz>
19802 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19803 vectors might cause maybe_lookup_element_for_expr to be called
19804 on non-sra-candidate.
19806 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19808 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19809 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19810 spelling conventions.
19812 2007-02-04 Richard Guenther <rguenther@suse.de>
19814 PR middle-end/30636
19815 * fold-const.c (try_move_mult_to_index): Make sure to not
19816 overflow one dimension of a multi-dimensional array access.
19818 2007-02-04 Jan Hubicka <jh@suse.cz>
19820 * passes.c (init_optimization_passes): Reindent.
19822 2007-02-04 Jan Hubicka <jh@suse.cz>
19823 Eric Botcazou <ebotcazou@adacore.com>
19825 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19826 (execute_fixup_cfg): Break out the abnormal goto code.
19827 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19828 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19829 (optimize_inline_calls): Call make_nonlocal_label_edges.
19831 2007-02-04 Jan Hubicka <jh@suse.cz>
19833 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19834 true when something was changed.
19835 (rename_ssa_copies): When something was changed, do
19836 TODO_remove_unused_locals.
19837 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19838 add TODO_remove_unused_locals when instruction was removed.
19840 2007-02-04 Jan Hubicka <jh@suse.cz>
19842 * ipa-inline.c (try_inline): Improve debug output; work on already
19844 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19845 call try_inline for already inlined edges too when flattening;
19846 inline also functions that make callee growth but overall unit size
19849 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19851 * config/m32c/bitops.md, config/m32c/jump.md,
19852 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19853 config/m32r/m32r.h, config/m32r/m32r.md,
19854 config/m32r/predicates.md, config/m68hc11/larith.asm,
19855 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19856 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19857 config/mips/mips-protos.h, config/mips/mips.c,
19858 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19859 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19860 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19861 spelling conventions.
19863 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19864 Follow spelling conventions.
19866 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19868 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19869 warn about C++0x compatibility.
19871 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19873 * config/h8300/h8300.c, config/h8300/h8300.h,
19874 config/h8300/h8300.md: Follow spelling conventions.
19876 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19878 PR middle-end/30667
19879 * combine.c (try_combine): Do not substitute source operand
19880 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19882 2007-02-03 Jan Hubicka <jh@suse.cz>
19884 PR gcov-profile/30650
19885 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19886 do not divide by zero for never executed counters.
19887 (tree_find_values_to_profile): Fix counters.
19888 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19890 2007-02-03 Ian Lance Taylor <iant@google.com>
19892 * lower-subreg.c (simple_move_operand): New static function,
19893 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19895 (simple_move): Call simple_move_operand.
19896 (find_decomposable_subregs): Add special handling of MEMs.
19897 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19898 meaning of return value. If we see a hard register, test whether
19899 it can store a word_mode value. Change all callers.
19901 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19903 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19904 ftrapv insns and expanders.
19905 (subdi3): Change define_expand operand 1 to arith11_operand, and
19906 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19907 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19908 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19911 PR middle-end/30174
19912 * varasm.c (notice_global_symbol): Treat global objects as weak when
19913 flag_shlib is true.
19915 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19917 * emit-rtl.c (dconstpi): Delete.
19918 (dconstsqrt2): New.
19919 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19920 * real.h (dconstpi): Delete.
19921 (dconstsqrt2): New.
19922 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19923 (fold_builtin_hypot): Likewise.
19925 2007-02-03 Tom Tromey <tromey@redhat.com>
19928 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19929 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19931 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19933 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19934 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19935 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19936 config/rs6000/cell.md, config/rs6000/darwin.h,
19937 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19938 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19939 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19940 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19941 typos. Follow spelling conventions.
19942 * doc/invoke.texi: Follow spelling conventions.
19944 2007-02-03 Roger Sayle <roger@eyesopen.com>
19946 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19947 canonicalization transformations that attempt to simplify integer
19948 constant comparisons to become comparisons against zero.
19950 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19952 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19954 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19955 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19957 2007-02-02 Mike Stump <mrs@apple.com>
19959 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19960 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19961 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19962 generate a branch island.
19964 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19966 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19967 (xtensa_legitimate_address_p): New.
19968 (xtensa_legitimize_address): New.
19969 (xtensa_output_addr_const_extra): New.
19970 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19972 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19973 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19974 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19975 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19976 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19977 (xtensa_legitimize_address): New.
19978 (xtensa_output_addr_const_extra): New.
19980 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19982 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19984 2007-02-02 Ian Lance Taylor <iant@google.com>
19986 * expmed.c (expand_divmod): Add comment.
19988 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19990 * emit-rtl.c (renumber_insns): Remove.
19991 * flags.h: Remove the extern for flag_renumber_insns.
19992 * rtl.h: Remove the prototype for renumber_insns.
19993 * toplev.c (flag_renumber_insns): Remove.
19995 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19997 Revert for x86 darwin:
19998 2005-06-19 Uros Bizjak <uros@kss-loka.si>
20000 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
20001 code before the following patch under TARGET_MACHO.
20002 (ix86_function_value_regno_p): Likewise.
20004 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20006 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20009 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20012 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20013 loads to general or fp registers. Add comments.
20014 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20016 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20018 * pointer-set.c (insert_aux): Only return insertion slot.
20019 (pointer_set_insert): Adjust.
20020 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20021 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20022 pointer_map_traverse): New.
20023 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20024 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20025 pointer_map_contains, pointer_map_traverse): Declare.
20027 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20029 PR middle-end/30473
20030 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20031 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20033 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20035 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20037 (struct _dep): New type.
20038 (dep_t): New typedef.
20039 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20040 (DEP_STATUS): New access macro. The macro with the same name was
20041 renamed to DEP_LINK_STATUS.
20042 (dep_init): Declare function
20044 (struct _dep_link): New type.
20045 (dep_link_t): New typedef.
20046 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20047 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20048 (DEP_LINK_STATUS): New macro.
20049 (debug_dep_links): New debug function.
20051 (struct _deps_list): New type.
20052 (deps_list_t): New typedef.
20053 (DEPS_LIST_FIRST): New access macro.
20054 (FOR_EACH_DEP_LINK): New cycle macro.
20055 (create_deps_list, free_deps_list, delete_deps_list): Declare
20057 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20058 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20059 (copy_deps_list_change_con): Ditto.
20061 (move_dep_link): Declare function.
20063 (struct _dep_node): New type.
20064 (dep_node_t): New typedef.
20065 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20067 (struct haifa_insn_data.back_deps): New field to hold backward
20068 dependencies of the insn.
20069 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20071 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20072 Change its type to deps_list_t.
20073 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20074 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20075 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20077 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20079 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20081 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20083 (dep_cost): Declare.
20085 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20086 (ds_to_dk, dk_to_ds): New functions.
20088 (init_dep_1): New static function.
20089 (init_dep): New function.
20090 (copy_dep): New static function.
20092 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20094 (detach_dep_link): New static function.
20095 (move_dep_link): New function.
20097 (dep_links_consistent_p, dump_dep_links): New static functions.
20098 (debug_dep_links): New debugging function.
20100 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20102 (alloc_deps_list, init_deps_list): New static functions.
20103 (create_deps_list): New function.
20104 (clear_deps_list): New static function.
20105 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20106 (deps_list_consistent_p, dump_deps_list): New static functions.
20107 (debug_deps_list): New function.
20108 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20110 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20112 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20113 use new scheduler dependencies lists.
20114 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20115 (sched_analyze): Ditto. Initialize dependencies lists.
20116 (add_forw_dep, compute_forward_dependences): Update to use new
20117 scheduler dependencies lists.
20119 (init_dependency_caches): Init deps_obstack.
20120 (free_dependency_caches): Free deps_obstack.
20122 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20123 new scheduler dependencies lists.
20124 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20125 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20127 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20128 Update to use new scheduler dependencies lists.
20129 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20130 (debug_dependencies): Ditto.
20131 (schedule_region): Update comments.
20133 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20134 scheduler dependencies lists.
20135 (schedule_ebb): Update comments.
20137 * rtl.def (DEPS_LIST): Remove.
20139 * lists.c (unused_deps_list): Remove.
20140 (free_list): Update assertions.
20142 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20143 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20145 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20146 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20148 * haifa-sched.c (comments): Update.
20149 (insn_cost1): Remove. Inline the code into insn_cost ().
20150 (insn_cost): Update to use new scheduler dependencies lists. Move
20151 processing of the dependency cost to dep_cost ().
20152 (dep_cost): New function. Use it instead of insn_cost () when
20153 evaluating cost of the dependency. Use compatible interface to
20154 interact with the target.
20155 (priority): Update to use new scheduler dependencies lists.
20156 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20157 with greater number of insns that depend on the insn.
20158 (schedule_insn): Update to use new scheduler dependencies lists. Add
20159 code to free backward dependencies lists. Inline and optimize code
20160 from resolve_dep () - see PR28071.
20161 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20162 lists. Update call to targetm.sched.is_costly_dependence hook.
20164 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20165 scheduler dependencies lists.
20167 (resolve_dep): Remove. Move the logic to schedule_insn ().
20168 (init_h_i_d): Initialize dependencies lists.
20170 (process_insn_depend_be_in_spec): Rename to
20171 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20172 dependencies lists.
20173 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20174 Update to use new scheduler dependencies lists.
20175 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20177 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20178 new scheduler dependencies lists.
20179 (build_intra_loop_deps): Ditto.
20181 * target.h (struct _dep): Declare to use in
20182 gcc_target.sched.is_costly_dependence.
20183 (struct gcc_target.sched.adjust_cost): Fix typo.
20184 (struct gcc_target.sched.is_costly_dependence): Change signature to
20185 use single dep_t parameter instead of an equivalent triad.
20186 (struct gcc_target.sched.adjust_cost_2): Remove.
20188 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20190 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20192 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20194 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20196 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20197 (REG_DEP_TRUE): Document.
20199 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20200 Change signature to correspond to the targetm.sched.adjust_cost hook.
20201 Update use in TARGET_SCHED_ADJUST_COST_2.
20202 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20203 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20204 new scheduler dependencies lists.
20205 (ia64_gen_check): Ditto.
20207 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20208 scheduler dependencies lists.
20210 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20211 signature to correspond to the targetm.sched.is_costly_dependence hook.
20212 (is_costly_group): Update to use new scheduler dependencies lists.
20214 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20215 instead of INSN_COST () macro.
20217 2007-02-01 Ian Lance Taylor <iant@google.com>
20219 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20221 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20223 * pa.md (tp_load): Correct mfctl instruction syntax.
20225 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20227 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20228 altivec_padding_size calculation on AIX. Improve comment, add
20229 assert to verify that it's right.
20231 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20234 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20236 PR inline-asm/28686
20237 * global.c (global_alloc): Add mising initialization of
20240 2007-02-01 Roger Sayle <roger@eyesopen.com>
20242 * alias.c (init_alias_analysis): Correct whitespace.
20243 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20244 partition_hot_cold_basic_blocks): Likewise.
20245 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20246 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20247 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20248 fold_builtin_snprintf_chk, fold_builtin_printf,
20249 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20250 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20251 * cfgcleanup.c (cleanup_cfg): Likewise.
20252 * cfgexpand.c (tree_expand_cfg): Likewise.
20253 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20254 * function.c (get_next_funcdef_no): Likewise.
20255 * gengtype.c (main): Likewise.
20256 * genmodes.c (main): Likewise.
20257 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20258 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20259 * ifcvt.c (noce_emit_move_insn): Likewise.
20260 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20262 * stor-layout.c (get_best_mode): Likewise.
20263 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20264 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20265 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20266 perform_var_substitution, solve_graph): Likewise.
20267 * tree-vrp.c (vrp_finalize): Likewise.
20269 2007-02-01 Ian Lance Taylor <iant@google.com>
20271 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20272 high part of a paradoxical subreg, return a constant zero.
20274 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20276 * toplev.c (lang_dependent_init): Call init_set_costs.
20277 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20279 2007-02-01 Richard Guenther <rguenther@suse.de>
20281 PR middle-end/30656
20282 * fold-const.c (fold_negate_expr): Allow negating a
20283 constant if overflow does not change.
20285 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20287 * doc/c-tree.texi (Expression trees): Improve markup.
20288 * doc/tm.texi (Register Classes, Addressing Modes)
20289 (Floating Point): Fix spacing after abbreviations. Fix some
20292 2007-02-01 Ben Elliston <bje@au.ibm.com>
20294 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20295 * doc/contrib.texi: Likewise.
20296 * doc/install.texi: Likewise.
20298 2007-01-31 Richard Henderson <rth@redhat.com>
20299 Ian Lance Taylor <iant@google.com>
20301 * lower-subreg.c: New file.
20302 * rtl.def (CONCATN): Define.
20303 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20304 pass_lower_subreg2.
20305 * emit-rtl.c (update_reg_offset): New static function, broken out
20306 of gen_rtx_REG_offset.
20307 (gen_rtx_REG_offset): Call update_reg_offset.
20308 (gen_reg_rtx_offset): New function.
20309 * regclass.c: Revert patch of 2006-03-05, restoring
20311 (clear_reg_info_regno): New function.
20312 * dwarf2out.c (concatn_loc_descriptor): New static function.
20313 (loc_descriptor): Handle CONCATN.
20314 * common.opt (fsplit_wide_types): New option.
20315 * opts.c (decode_options): Set flag_split_wide_types when
20317 * timevar.def (TV_LOWER_SUBREG): Define.
20318 * rtl.h (gen_reg_rtx_offset): Declare.
20319 (reg_scan_update): Declare.
20320 * regs.h (clear_reg_info_regno): Declare.
20321 * tree-pass.h (pass_lower_subreg): Declare.
20322 (pass_lower_subreg2): Declare.
20323 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20324 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20325 -fsplit-wide-types.
20326 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20327 * Makefile.in (OBJS-common): Add lower-subreg.o.
20328 (lower-subreg.o): New target.
20330 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20332 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20334 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20337 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20339 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20341 PR middle-end/29335
20342 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20344 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20346 * cfgloop.h: Include vec-prim.h.
20347 (enum li_flags): Remove LI_ONLY_OLD.
20348 (loop_iterator): Changed.
20349 (fel_next, fel_init): Iterate over loop tree.
20350 (FOR_EACH_LOOP_BREAK): New macro.
20351 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20353 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20354 * modulo-sched.c (sms_schedule): Ditto.
20355 * tree-vectorizer.c (vectorize_loops): Ditto.
20356 * doc/loop.texi: Update information on loop numbering and behavior of
20357 FOR_EACH_LOOP wrto new loops.
20358 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20359 add_to_evolution_1): Test nestedness of loops instead of comparing
20361 * tree-chrec.c (chrec_fold_plus_poly_poly,
20362 chrec_fold_multiply_poly_poly, chrec_evaluate,
20363 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20364 reset_evolution_in_loop): Ditto.
20365 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20367 2007-01-31 Dirk Mueller <dmueller@suse.de>
20369 * c-common.c (warn_about_parentheses): Separate warning about
20370 un-parenthized sequence of comparison operators from the one
20371 which is supposed to warn about x <= y <= z.
20373 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20375 * optabs.h (enum optab_index): Add new OTI_isinf.
20376 (isinf_optab): Define corresponding macro.
20377 * optabs.c (init_optabs): Initialize isinf_optab.
20378 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20380 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20381 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20383 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20384 expand_builtin_interclass_mathfn.
20385 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20386 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20387 (fxam<mode>2_i387): New insn pattern.
20388 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20389 built-in functions as x87 inline asm.
20391 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20393 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20395 2007-01-30 Eric Christopher <echristo@apple.com>
20397 * config.gcc: Add geode.
20399 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20401 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20402 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20403 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20404 value-prof.c: Fix comment typos.
20406 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20409 * doc/invoke.texi (Wpointer-arith): Document warning.
20411 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20413 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20414 the list of discrepancies from the draft TR.
20416 2007-01-30 Dirk Mueller <dmueller@suse.de>
20419 * doc/invoke.texi (-Wreturn-type): Update description to
20420 match new behavior.
20422 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20424 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20426 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20428 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20429 to handle optabs that operate on floating point input argument and
20430 output to integer output.
20431 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20432 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20433 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20434 expand_builtin_interclass_mathfn ().
20435 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20436 (ilogbsi2): Remove.
20437 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20438 ilogbl built-in functions as x87 intrinsics.
20440 2007-01-30 Richard Guenther <rguenther@suse.de>
20442 PR middle-end/27657
20443 * dwarf2out.c (reference_to_unused): Query varpool if the
20444 variable was output.
20446 2007-01-30 Richard Guenther <rguenther@suse.de>
20448 PR middle-end/30313
20449 * passes.c (execute_one_pass): Reset in_gimple_form to not
20450 confuse non-unit-at-a-time mode.
20452 2007-01-29 Roger Sayle <roger@eyesopen.com>
20453 Richard Guenther <rguenther@suse.de>
20455 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20456 avoid undefined behaviour on overflow. Use force_fit_type_double
20457 to construct the constant with the specified TREE_OVERFLOW.
20459 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20461 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20462 * config/dfp-bit.h: Ditto.
20464 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20466 * c-decl.c (pop_scope): Replace warnings with call to
20467 warn_for_unused_label.
20468 * c-common.h (warn_for_unused_label): Declare.
20469 * c-common.c (warn_for_unused_label): Define.
20471 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20473 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20476 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20478 * Makefile.in (USER_H): Remove decfloat.h.
20479 * ginclude/decfloat.h: Delete, moving contents to ...
20480 * ginclude/float.h: Add support for decimal floating point,
20481 guarded by __STDC_WANT_DEC_FP__.
20483 2007-01-29 Mike Stump <mrs@apple.com>
20485 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20486 Analysis and Representation to resolve case insensitive conflict.
20487 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20489 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20491 * tree.h (struct tree_memory_tag): Add aliases member.
20492 (MTAG_ALIASES): New macro.
20493 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20494 (add_may_alias): Remove pointer-set. Update for may_aliases being
20496 (mark_aliases_call_clobbered): Update for may_aliases being a
20498 (compute_tag_properties): Ditto.
20499 (create_partition_for): Ditto.
20500 (compute_memory_partitions): Ditto.
20501 (dump_may_aliases_for): Ditto.
20502 (is_aliased_with): Ditto.
20503 (add_may_alias_for_new_tag): Ditto.
20504 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20505 (compute_is_aliased): New function.
20506 (compute_may_aliases): Call compute_is_aliased).
20507 (init_alias_info): Initialize alias_bitmap_obstack.
20508 (union_alias_set_into): New function.
20509 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20510 (have_common_aliases_p): Rewrite to take two bitmaps and use
20512 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20513 Update for bitmaps.
20514 (finalize_ref_all_pointers): Update for add_may_alias changes.
20515 (new_type_alias): Ditto.
20516 * tree-flow-inline.h (may_aliases): Return a bitmap.
20517 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20518 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20519 may_aliases being a bitmap.
20520 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20521 may_aliases now returns a bitmap.
20522 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20524 * tree-ssa-operands.c (add_virtual_operand): Update for
20525 may_aliases being a bitmap.
20527 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20529 PR tree-optimization/30630
20530 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20531 variable as changed.
20533 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20536 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20537 expanded only once even if an error occurs.
20539 2007-01-29 Ben Elliston <bje@au.ibm.com>
20541 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20542 (__gcov_average_profiler): Likewise.
20543 (__gcov_ior_profiler): Likewise.
20544 (__gcov_merge_ior): Likewise.
20546 2007-01-28 Jan Hubicka <jh@suse.cz>
20548 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20549 * value-prof.c (stringop_block_profile): Likewise.
20551 2007-01-28 Jan Hubicka <jh@suse.cz>
20553 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20554 Add variant handling histograms; add wrapper.
20555 (clear_storage_via_libcall): Export.
20556 (emit_block_move_hints): Break out from ...; add histograms.
20557 (emit_block_move): ... this one.
20558 (clear_storage_hints): Break out from ...; add histograms.
20559 (clear_storage): ... this one.
20560 (set_storage_via_memset): Handle histogram.
20561 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20562 (clear_storage_hints, clear_storage_via_libcall): Declare.
20563 (set_storage_via_setmem): Update prototype.
20564 * doc/md.texi (movmem, setmem): Document new arguments.
20566 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20567 Add new histograms.
20568 (stringop_block_profile): New global function.
20569 (tree_stringops_values_to_profile): Profile block size and alignment.
20570 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20572 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20573 (stringop_block_profile): Declare.
20574 * builtins.c: Include value-prof.h.
20575 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20576 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20577 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20578 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20579 * profile.c (instrument_values): Add new counters.
20580 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20582 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20583 (tree_init_edge_profiler): Build new profilers.
20584 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20585 (pass_tree_profile): Add dump.
20586 (tree_profile_hooks): Update.
20587 * Makefile.in (LIBGCOV): Add new constants.
20588 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20589 __gcov_ior_profiler): New.
20590 * i386.md (movmem/setmem expanders): Add new optional arguments.
20592 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20594 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20596 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20598 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20599 (tree_unswitch_single_loop): Pass eni_size_weights to
20600 tree_num_loop_insns.
20601 * tree-ssa-loop-manip.c: Include tree-inline.h.
20602 (can_unroll_loop_p): Pass eni_size_weights to
20603 tree_num_loop_insns.
20604 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20605 Pass eni_size_weights to estimate_num_insns.
20606 * tree.h (init_inline_once): Export.
20607 * toplev.c (backend_init): Call init_inline_once.
20608 * cgraphunit.c (cgraph_process_new_functions,
20609 cgraph_analyze_function): Pass eni_inlining_weights to
20610 estimate_num_insns.
20611 * ipa-inline.c (compute_inline_parameters): Ditto.
20612 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20613 to estimate_num_insns.
20614 (try_unroll_loop_completely): Pass eni_size_weights to
20615 tree_num_loop_insns.
20616 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20617 ot estimate_num_insns.
20618 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20619 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20620 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20621 eni_time_weights): New variables.
20622 (init_inline_once): Initialize them.
20623 (struct eni_data): Mew.
20624 (estimate_num_insns_1, estimate_num_insns): Use weights.
20625 * tree-inline.h (struct eni_weights_d): New.
20626 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20627 (estimate_num_insns): Declaration changed.
20628 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20629 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20630 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20632 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20634 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20635 relations in the conflict function is valid.
20637 2007-01-27 Ian Lance Taylor <iant@google.com>
20639 * common.opt: Add fstrict-overflow.
20640 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20641 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20642 (TYPE_OVERFLOW_UNDEFINED): Define.
20643 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20645 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20646 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20647 (fold_negate_expr): Likewise.
20648 (make_range): Likewise.
20649 (extract_muldiv_1): Likewise.
20650 (maybe_canonicalize_comparison): Likewise.
20651 (fold_comparison): Likewise.
20652 (fold_binary): Likewise.
20653 (tree_expr_nonnegative_p): Likewise.
20654 (tree_expr_nonzero_p): Likewise.
20655 * tree-vrp.c (compare_values): Likewise.
20656 (extract_range_from_binary_expr): Likewise.
20657 (extract_range_from_unary_expr): Likewise.
20658 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20660 (nowrap_type_p): Likewise.
20661 * tree-scalar-evolution.c (simple_iv): Likewise.
20662 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20663 (build_range_check): Likewise.
20664 (extract_muldiv_1): Likewise.
20665 (fold_comparison): Likewise.
20666 * tree-vrp.c (vrp_int_const_binop): Likewise.
20667 (extract_range_from_unary_expr): Likewise.
20668 * convert.c (convert_to_integer): Likewise.
20669 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20670 (fold_comparison): Likewise.
20671 (fold_binary): Likewise.
20672 * optabs.c (optab_for_tree_code): Likewise.
20673 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20674 * simplify-rtx.c (simplify_const_relational_operation): Check
20675 flag_strict_overflow and flag_trapv.
20676 (simplify_const_relational_operation): Likewise.
20677 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20678 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20681 2007-01-27 Roger Sayle <roger@eyesopen.com>
20683 * tree.c (tree_fold_gcd): Delete.
20684 * tree.h (tree_fold_gcd): Remove prototype.
20685 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20686 test whether one constant integer is a multiple of another. Instead
20687 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20688 * fold-const.c (multiple_of_p): We've determined both TOP and
20689 BOTTOM are integer constants so we can call int_const_binop directly
20690 instead of the more generic const_binop.
20692 2007-01-27 Roger Sayle <roger@eyesopen.com>
20694 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20695 1*X check that the constant hasn't overflowed, to preserve the
20697 (round_up): Provide an efficient implementation when rouding-up an
20698 INTEGER_CST to a power-of-two.
20700 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20702 * doc/sourcebuild.texi: Add comma for clarity.
20703 * doc/extend.texi: Fix some typos.
20704 * doc/passes.texi: Likewise.
20705 * doc/cppinternals.texi: Likewise.
20706 * doc/c-tree.texi: Likewise.
20707 * doc/tree-ssa.texi: Likewise.
20708 * doc/install.texi: Likewise.
20710 2007-01-27 Jan Hubicka <jh@suse.cz>
20712 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20713 (pass_sra): Do not require alias information.
20714 * passes.c (init_optimization_passes): Add SRA
20716 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20718 * tracer.c (rest_of_handle_tracer): We already cleaned
20719 up the CFG in tracer() so don't do it here again.
20720 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20721 cleanup_cfg here, either. And don't call renumber_insns.
20723 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20724 and BB_HEAD are in the insn stream here. Instead make sure
20725 that BB_INSN is valid on all insns. Also, do check here that
20726 there are no pending branch predictions...
20727 (rtl_verify_flow_info): ...instead of doing it here. Checks
20728 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20731 2007-01-26 Roger Sayle <roger@eyesopen.com>
20733 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20734 function to simplify/factorize operand order canonicalization.
20735 (ix86_fixup_binary_operands): Reorganize using the above function.
20736 (ix86_binary_operator_ok): Likewise.
20738 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20740 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20741 file scope from optimize_attrs.
20742 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20744 (optimize_attrs): Clear insn_code_values after freeing it.
20746 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20748 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20749 a parts.base assignment.
20751 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20753 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20754 (compute_subscript_distance, initialize_data_dependence_relation,
20755 finalize_ddr_dependent, analyze_ziv_subscript,
20756 analyze_siv_subscript_cst_affine,
20757 compute_overlap_steps_for_affine_univar,
20758 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20759 analyze_siv_subscript, analyze_miv_subscript,
20760 analyze_overlapping_iterations, subscript_dependence_tester_1,
20761 compute_self_dependence, free_dependence_relation): Work
20762 with affine_fn instead of chrecs.
20763 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20764 common_affine_function, affine_function_base,
20765 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20766 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20767 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20768 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20769 (all_chrecs_equal_p): Removed.
20770 * tree-data-ref.h (affine_fn, conflict_function): New types.
20771 (struct subscript): Change type of conflicting_iterations_in_a
20772 and conflicting_iterations_in_b.
20774 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20777 * config/pa/pa.h (TARGET_HPUX_11): New.
20778 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20779 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20781 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20782 Richard Guenther <rguenther@suse.de>
20784 * tree-ssa-structalias.c (solve_graph): Handle case
20785 we merged the variable to another.
20787 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20789 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20792 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20793 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20795 2007-01-25 DJ Delorie <dj@redhat.com>
20797 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20798 allow changes to modes which don't fit in those registers.
20800 * reload1.c (choose_reload_regs): Check for invalid subregs before
20801 computing their locations, not after.
20803 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20806 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20807 save Altivec registers in an eh_return function.
20808 (compute_vrsave_mask): Likewise.
20809 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20810 for saving Altivec registers.
20811 (rs6000_emit_prologue): Don't allocate stack twice in
20812 eh_return function. Correct expected value of altivec_save_offset
20813 when using save_world. Describe save of R0 to stack when using
20814 save_world. Describe stack pointer adjustment when using
20815 save_world. Remove duplicated eh_return parameter register saving.
20816 Update sp_offset variable after save_world.
20817 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20819 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20820 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20823 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20825 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20827 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20830 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20831 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20833 2007-01-25 Richard Guenther <rguenther@suse.de>
20835 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20836 * common.opt (-Wcoverage-mismatch): New warning option.
20837 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20838 if -Wcoverage-mismatch is given.
20840 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20842 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20843 (ipcp_driver): Change to static definition.
20844 Add dumping of the ifunctions.
20845 (constant_val_insert): Remove unused parameter. Support for SSA.
20846 (ipcp_propagate_const): Support for SSA.
20847 (ipcp_profile_bb_print): Print only analyzed nodes.
20848 (ipcp_replace_map_create): Remove support for Fortran constant
20850 * ipa-prop.c (ipa_method_modify_stmt,
20851 ipa_callsite_compute_param): Support for SSA.
20852 * ipa-prop.h (ipcp_driver): Remove declaration.
20853 (IS_VALID_TREE_MAP_INDEX): Add define.
20855 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20857 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20859 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20861 PR middle-end/30447
20862 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20863 constant argument to cabs and do it without checking for
20864 -funsafe-math-optimizations.
20866 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20868 * c-common.h (RID_FIRST_CXX0X): New.
20869 (RID_LAST_CXX0X): New.
20870 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20872 * c.opt (Wc++0x-compat): New.
20873 * doc/invoke.texi (-Wc++0x-compat): Document.
20875 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20877 * builtins.c (fold_builtin_carg): New.
20878 (fold_builtin_1): Use it.
20880 2007-01-24 Jan Hubicka <jh@suse.cz>
20882 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20884 * ipa-inline.c (initial_insns, max_insns): Delete.
20885 (compute_max_insns): New function.
20886 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20887 amount of insns as base for code growth.
20888 (cgraph_decide_inlining): Make initial_insns local; do not compute
20890 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20891 * doc/invoke.texi (inline-unit-growth): Update docs.
20893 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20895 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20896 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20897 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20898 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20899 for CPUs that have PTA_CX16 set.
20901 PR middle-end/27416
20902 * gimplify.c (omp_check_private): New function.
20903 (gimplify_scan_omp_clauses): Use it for
20904 firstprivate/lastprivate/reduction.
20906 PR middle-end/30494
20907 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20908 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20910 PR middle-end/30421
20911 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20912 If lower_lastprivate_clauses emits some statements, append them
20913 to dlist rather than body_p and to body_p append an initializer.
20914 (lower_omp_for): Adjust caller.
20916 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20918 * target.h (globalize_decl_name): New.
20919 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20920 * output.h (default_globalize_decl_name): New.
20921 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20923 (globalize_decl): Ditto.
20924 (default_globalize_decl_name): New.
20925 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20926 (ia64_handle_version_id_attribute): New.
20927 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20928 (ia64_asm_output_external): Use globalize_decl_name instead
20929 of globalize_label.
20930 * doc/extend.texi (version_id): New pragma.
20931 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20933 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20935 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20936 _uleb128_t and _Unwind_SWord with _sleb128_t.
20937 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20938 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20940 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20941 * unwind-pe.h (read_uleb128, read_sleb128,
20942 read_encoded_value_with_base): Likewise.
20943 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20945 2007-01-24 Richard Guenther <rguenther@suse.de>
20947 * builtins.c (expand_builtin_cexpi): Get the fndecl
20948 for cexp in the correct way.
20950 2007-01-24 Jan Hubicka <jh@suse.cz>
20952 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20955 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20957 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20958 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20959 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20960 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20961 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20962 __SIZEOF_PTRDIFF_T__.
20963 * doc/cpp.texi: Documentation for the new builtin macros added.
20965 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20967 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20968 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20969 instead of operands[2] to avoid access past the end of array.
20971 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20973 * reload1.c (emit_reload_insns): Pass the reload register
20974 for a non-spill output reload through forget_old_reloads_1.
20976 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20978 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20979 _SOFT_DOUBLE if doubles use software floating-point.
20980 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20981 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20982 * config/rs6000/darwin-ldouble.c: Also compile functions for
20983 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20984 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20985 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20986 commented-out long double override.
20987 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20988 * config/rs6000/eabispe.h: Likewise.
20989 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20990 long double for non-SPE.
20991 (rs6000_handle_option): Likewise.
20992 (invalid_e500_subreg): Disallow more subregs involding DImode,
20993 DFmode, TImode or TFmode.
20994 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20996 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20998 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20999 (rs6000_legitimize_reload_address): Also handle TFmode for E500
21001 (rs6000_legitimate_address): Also check for TFmode for E500
21003 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
21004 (spe_build_register_parallel): Handle TFmode and TCmode.
21005 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21007 (function_arg): Handle TFmode and TCmode for E500 double.
21008 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21010 (print_operand): Handle TFmode and TImode for %y.
21011 (rs6000_generate_compare): Handle TFmode comparisons for E500
21013 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21014 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21015 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21016 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21017 TFmode for E500 double.
21018 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21019 (floatsidf2): Enable for E500 double.
21020 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21021 (extenddftf2): Change to extenddftf2_fprs.
21022 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21023 depending on TARGET_E500_DOUBLE.
21024 (extendsftf2): Enable for E500 double.
21025 (trunctfdf2): Enable for E500 double.
21026 (trunctfsf2): Change to trunctfsf2_fprs.
21027 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21028 depending on TARGET_E500_DOUBLE.
21029 (floatsitf2): Enable for E500 double.
21030 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21031 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21032 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21033 (negtf2): Change to negtf2_internal.
21034 (negtf2): New expander.
21035 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21036 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21037 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21038 (movdi_internal32): Use rs6000_nonimmediate_operand.
21039 (unnamed splitter): Likewise.
21040 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21041 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21042 (SPE64TF, DITI): New mode macros.
21043 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21046 (frob_<mode>_di_2): New.
21047 (frob_tf_di_8_2): New.
21048 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21050 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21052 (frob_ti_<mode>_8_2): New.
21053 (frob_ti_tf_2): New.
21054 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21055 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21057 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21058 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21059 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21060 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21061 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21062 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21065 2007-01-23 Ian Lance Taylor <iant@google.com>
21067 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21069 (OBJS-archive): Reformat, alphabetize.
21070 (OBJS): Change out_object_file to OBJS-md.
21072 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21074 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21075 JUMP_P and CALL_P predicates where applicable.
21076 * config/i386/i386.c: Ditto.
21077 * config/i386/i386.md: Ditto.
21078 * config/i386/mmx.md: Ditto.
21079 * config/i386/predicates.md: Ditto.
21081 2007-01-22 Andreas Schwab <schwab@suse.de>
21083 * config/m68k/m68k.h: Fix comment.
21085 2007-01-22 Jan Hubicka <jh@suse.cz>
21087 * passes.c (init_optimization_passes): Do not rerun
21088 pass_early_warn_uninitialized.
21090 2007-01-22 Richard Guenther <rguenther@suse.de>
21092 PR tree-optimization/30038
21093 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21095 (execute_cse_sincos_1): Likewise.
21096 (execute_cse_sincos): Likewise.
21097 (gate_cse_sincos): Likewise.
21098 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21099 the cexpi() canonicalization of sincos().
21100 * tree-pass.h (pass_cse_sincos): Declare.
21101 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21103 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21105 PR rtl-optimization/29329
21106 * combine.c (replaced_rhs_insn): Rename to i2mod.
21107 (replaced_rhs_value): Rename to i2mod_new_rhs.
21108 (i2mod_old_rhs): New global variable.
21109 (combine_instructions): Adjust for above change. Save a copy of
21110 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21111 note are substituted in the second instruction.
21112 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21113 ditch the note if it pertains to the second eliminated register
21114 and this register is mentioned in i2mod_old_rhs.
21117 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21119 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21120 the insn to which the note was originally attached.
21122 2007-01-21 Jan Hubicka <jh@suse.cz>
21124 * ipa-inline.c (inlining_mode): Comment, move up.
21125 (cgraph_decide_inlining_incrementally): Do not perform inlining
21126 itself; fix handling of flattening of self recursive functions.
21127 (cgraph_find_cycles): Remove.
21128 (cgraph_flatten_node): Remove.
21129 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21130 (try_inline): New function.
21131 (cgraph_early_inlining): Update call of
21132 cgraph_decide_inlining_incrementally. Apply inlining here.
21133 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21135 2007-01-21 Dirk Mueller <dmueller@suse.de>
21138 * tree-vrp.c (check_array_bounds): do not warn
21139 about ADDR_EXPR's of ARRAY_REF's which are immediately
21140 used in binary expressions.
21142 2007-01-21 Ira Rosen <irar@il.ibm.com>
21144 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21145 read_write_dep and macros for its access.
21146 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21147 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21148 argument, call vect_check_interleaving for every independent pair of
21149 data-refs. Mark loads that access the same memory location as a store
21151 (vect_check_dependences): Remove.
21152 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21153 call, fix the call to vect_analyze_data_ref_dependence.
21154 (vect_analyze_data_ref_access): For statements that access the same
21155 data-ref, check that they are not stores; for loads, check that there
21156 is no store that access the same location.
21158 2007-01-20 Roger Sayle <roger@eyesopen.com>
21159 Joseph Myers <joseph@codesourcery.com>
21161 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21162 (-fdump-rtl-stack): Likewise.
21163 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21164 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21165 (-mpt-fixed): Use @minus{} for minus sign.
21166 (Using Precompiled Headers): Fix under/overfull hbox.
21168 2007-01-20 Jan Hubicka <jh@suse.cz>
21170 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21171 place within annotation.
21173 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21175 * pa.c (output_move_double): Change array size of xoperands to 4.
21177 2007-01-20 Jan Hubicka <jh@suse.cz>
21179 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21182 2007-01-19 Ian Lance Taylor <iant@google.com>
21184 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21185 constant to unsigned HOST_WIDE_INT before negating.
21187 2007-01-19 Ian Lance Taylor <iant@google.com>
21189 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21191 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21192 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21193 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21194 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21195 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21196 (realloc_vdef, realloc_vuse): Change second parameter to
21198 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21199 fields to unsigned.
21200 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21201 unsigned. Change x and lim locals to unsigned.
21202 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21204 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21205 (copy_virtual_operands): Change i and n locals to unsigned.
21207 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21209 PR middle-end/29335
21210 * builtins.c (fold_builtin_1): Handle builtin fdim.
21212 2007-01-20 Jan Hubicka <jh@suse.cz>
21214 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21215 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21216 init_alias_heapvars.
21217 (init_alias_heapvars): Initialize only when not already initialized.
21218 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21220 2007-01-19 Roger Sayle <roger@eyesopen.com>
21222 * common.opt (fsigned-zeros): New command line option.
21223 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21224 of flag_unsafe_math_optimizations.
21225 * opts.c (set_fast_math_flags): The -ffast-math command line option
21226 implies -fno-signed-zeros.
21227 (fast_math_flags_set_p): Likewise.
21229 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21230 the documentation of -ffast-math appropriately. Wrap long lines.
21232 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21234 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21235 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21237 2007-01-19 Tomas Bily <tbily@suse.cz>
21239 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21241 (tree_init_ic_make_global_vars): New function
21242 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21243 (tree_gen_ic_profiler): New function
21244 (tree_gen_ic_func_profiler): New function
21245 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21246 (tree_profile_hooks): Added hook for indirec/virtual calls
21247 * value-prof.c (tree_find_values_to_profile): New case for
21249 (tree_values_to_profile): Call for determining indirect/virtual
21251 (tree_indirect_call_to_profile): New function
21252 (tree_ic_transform): New function
21253 (tree_ic): New function
21254 (find_func_by_pid): New function
21255 (init_pid_map): New function
21256 (tree_value_profile_transformations): Added check for
21257 indirect/virtual call transformation
21258 * value-prof.h (enum hist_type): New counter type for
21259 indirect/virtual calls
21260 (profile_hooks): Added new hook for profiling indirect/virtual
21262 * profile.c (instrument_values): New case for indirect/virtual
21264 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21265 (GCOV_COUNTER_V_INDIR): New counter type
21266 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21267 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21269 * cgraph.c: Definition of cgraph_max_pid
21270 (cgraph_create_node): Default init of pid attribute
21271 * cgraph.h: Declaration of cgraph_max_pid
21272 (struct cgraph_node): Added pid attribute
21273 * libgcov.c (__gcov_indirect_call_profiler): New function
21274 (__gcov_one_value_profiler_body): New function
21275 (__gcov_one_value_profiler): Body was moved to
21276 __gcov_one_value_profiler_body and calls it
21278 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21280 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21281 * gengtype.c (write_types_data, write_func_for_structure,
21282 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21283 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21284 (walk_type, write_func_for_structure): Generate the mark_hook if
21287 2007-01-19 Jan Hubicka <jh@suse.cz>
21289 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21290 'early' argument take inlining mode argument specifying whether to
21291 inline for size/speeed or all functions; add support for flattening;
21293 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21295 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21298 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21299 the name of the declared identifier.
21301 2007-01-19 Dirk Mueller <dmueller@suse.de>
21303 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21304 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21305 duplicate evaluation.
21307 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21309 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21310 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21311 to XFMode, use acosxf2 and truncate result to requested mode.
21312 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21313 (asin<mode>2): Similarly, with asin expanders.
21314 (*fscalexf4_i387): Rename from *fscalexf4.
21315 (expNcorexf3): New expander.
21316 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21317 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21318 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21319 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21320 patterns for SSE math.
21321 (exp10<mode>2): Similarly, with exp10 expanders.
21322 (exp2<mode>2): Similarly, with exp2 expanders.
21323 (expm1<mode>2): Similarly, with expm1 expanders.
21324 (ldexp<mode>3): Similarly, with ldexp expanders.
21325 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21326 Use gen_truncxf<mode>2_i387_noop to truncate result.
21328 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21330 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21331 for ColdFire targets.
21333 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21334 Richard Sandiford <richard@codesourcery.com>
21336 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21337 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21338 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21339 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21340 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21341 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21343 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21345 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21346 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21347 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21348 (*adddi_dilshr32_cf): New pattern.
21349 (adddi3, subdi3): Remove first alternatives.
21351 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21353 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21354 implemented using move.l, do not use its cc result for floating-point
21357 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21359 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21360 from accepting 's' constraints if flag_pic.
21362 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21364 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21365 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21366 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21367 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21369 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21371 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21372 ColdFire alternatives.
21373 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21374 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21375 architectures that support ff1 instruction.
21377 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21378 Julian Brown <julian@codesourcery.com>
21380 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21381 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21382 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21385 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21387 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21389 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21390 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21391 HOST_WIDE_INT instead of an rtx.
21392 (m68k_rtx_costs): Update call accordingly.
21393 (output_move_const_into_data_reg): Likewise. Fix formatting.
21394 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21396 (output_move_simode_const): Update calls after above changes.
21397 Rework to use automatic variables and predicates like MEM_P.
21398 * config/m68k/m68k.md (pushexthisi_const): Update call to
21401 2007-01-19 Dirk Mueller <dmueller@suse.de>
21403 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21404 in dump_flags test.
21406 2007-01-19 Richard Guenther <rguenther@suse.de>
21408 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21409 via cexp in case sincos is not available.
21411 2007-01-19 Richard Guenther <rguenther@suse.de>
21413 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21414 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21415 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21416 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21417 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21418 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21419 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21420 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21422 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21424 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21426 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21427 (atan2xf3): Directly generate RTL pattern.
21428 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21429 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21430 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21431 disable patterns for SSE math.
21432 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21433 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21434 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21435 disable patterns for SSE math.
21437 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21439 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21441 2007-01-18 Roger Sayle <roger@eyesopen.com>
21443 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21444 VIEW_CONVERT_EXPR to the same type as it's operand.
21446 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21448 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21449 configured for long double 128.
21451 2007-01-18 Mike Stump <mrs@apple.com>
21453 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21456 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21458 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21461 2007-01-18 Jan Hubicka <jh@suse.cz>
21463 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21464 greater than NUM_VOP_FREE_BUCKETS.
21466 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21468 * tree-ssa-structalias.c: Update comments.
21469 (ptabitmap_obstack): Removed.
21470 (pta_obstack): New.
21471 (oldpta_obstack): Ditto.
21472 (stats): Add a few members.
21473 (struct variable_info): Remove node, complex, address_taken, and
21474 indirect_target members. Add oldsolution member.
21475 (new_var_info): Do not initialize removed members.
21476 (constraint_expr_type): Remove INCLUDES.
21477 (constraint_graph): Add size, implicit_preds, rep,
21478 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21479 (FIRST_REF_NODE): New macro.
21480 (LAST_REF_NODE): Ditto.
21481 (FIRST_ADDR_NODE): Ditto.
21482 (find): New function.
21484 (dump_constraint): Do not handle INCLUDES.
21485 (insert_into_complex): Do not insert duplicate constraints.
21486 (condense_varmap_nodes): Renamed and rewritten into ...
21487 (merge_node_constraints): This. Also fix bug in handling of
21488 offseted copy constraints.
21489 (clear_edges_for_node): No longer need to deal with preds at all,
21490 or removing associated preds/succs.
21491 (merge_graph_nodes): Deal with indirect_cycles.
21492 Don't deal with predecessors.
21493 (add_implicit_graph_edge): New function.
21494 (add_pred_graph_edge): Ditto.
21495 (add_graph_edge): Don't deal with predecessors.
21496 (build_constraint_graph): Removed.
21497 (build_pred_graph): New function.
21498 (build_succ_graph): Ditto.
21499 (struct scc_info): Removed in_component. Added roots, dfs, and
21500 node_mapping. Remove visited_index, unification_queue.
21501 (scc_visit): Deal with union-find we do now.
21502 Deal with cycles with REF nodes.
21503 (collapse_nodes): Renamed and rewritten to ...
21504 (unify_nodes): This.
21505 (process_unification_queue): Removed.
21506 (topo_visit): Cleanup
21507 (do_da_constraint): Use find.
21508 (do_sd_constraint): Ditto.
21509 (do_ds_constraint): Ditto.
21510 (do_complex_constraint): Ditto.
21511 (init_scc_info): Update for removed and added members.
21512 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21513 (find_indirect_cycles): This.
21514 (equivalence_class): New variable.
21515 (label_visit): New function.
21516 (perform_variable_substitution): Rewritten.
21517 (free_var_substitution_info): New function.
21518 (find_equivalent_node): Ditto.
21519 (move_complex_constraints): Ditto.
21520 (eliminate_indirect_cycles): Ditto.
21521 (solve_graph): Only propagate changed bits.
21522 Use indirect cycle elimination.
21524 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21525 (tree_id_eq): Renamed to ...
21526 (tree_vi_eq): This. Update for member change
21527 (insert_id_for_tree): Renamed and rewritten to ...
21528 (insert_vi_for_tree): This.
21529 (lookup_id_for_tree): Renamed and rewritten to ...
21530 (lookup_vi_for_tree): This.
21531 (get_id_for_tree): Renamed and rewritten to ...
21532 (get_vi_for_tree): Ditto.
21533 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21534 (process_constraint): Don't handle INCLUDES.
21535 Remove special ADDRESSOF case.
21536 (find_func_aliases): Rewrite to use vi functions instead of id
21538 (create_function_info_for): Ditto.
21539 (create_variable_info_for): Ditto.
21540 (intra_create_variable_infos): Ditto.
21541 (merge_smts_into): Ditto.
21542 (find_what_p_points_to): Ditto.
21543 (init_base_vars): Ditto.
21544 (init_alias_vars): Ditto.
21545 (remove_preds_and_fake_succs): New function.
21546 (dump_sa_points_to_info): Dump new stats.
21547 (dump_solution_for_var): Use find.
21548 (set_used_smts): Fix formatting.
21549 (compute_points_to_sets): Updated for new functions.
21550 (ipa_pta_execute): Ditto.
21552 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21553 Richard Sandiford <richard@codesourcery.com>
21555 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21557 * calls.c (expand_call): If the return value is a PARALLEL,
21558 extract its first member.
21559 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21560 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21561 use FUNCTION_EXTRA_EPILOGUE.
21562 (m68k_function_value): Return a PARALLEL if the return value
21563 is of a pointer type.
21564 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21565 (FUNCTION_EXTRA_EPILOGUE): Remove.
21566 * config/m68k/m68k.md (D0_REG): New constant.
21568 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21570 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21571 output a NOP for empty epilogues.
21573 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21575 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21576 before function. Extend register save check to include all
21577 registers, not just integer ones.
21579 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21581 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21582 (m68k_use_return_insn): ...this.
21583 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21584 * config/m68k/m68k.c (use_return_insn): Rename to...
21585 (m68k_use_return_insn): ...this.
21586 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21587 of USE_RETURN_INSN.
21589 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21591 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21592 nearest even, fix denormal rounding overflow.
21594 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21596 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21597 f%$smove and f%$move.
21598 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21599 (extendsfdf2_cf): Use fdmove instead of f%&move.
21600 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21601 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21603 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21605 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21610 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21611 (coldfire_single_format): Declare.
21612 (coldfire_double_format): Likewise.
21613 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21614 of qnan_msb_set to determine the lower bits of a canonical
21616 (encode_ieee_double): Likewise.
21617 (encode_ieee_quad): Likewise.
21618 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21619 (mips_single_format): Likewise.
21620 (ieee_double_format): Likewise.
21621 (mips_double_format): Likewise.
21622 (ieee_extended_motorola_format): Likewise.
21623 (ieee_extended_intel_96_format): Likewise.
21624 (ieee_extended_intel_128_format): Likewise.
21625 (ieee_extended_intel_96_round_53_format): Likewise.
21626 (ibm_extended_format): Likewise.
21627 (mips_extended_format): Likewise.
21628 (ieee_quad_format): Likewise.
21629 (mips_quad_format): Likewise.
21630 (vax_f_format): Likewise.
21631 (vax_d_format): Likewise.
21632 (vax_g_format): Likewise.
21633 (i370_single_format): Likewise.
21634 (i370_double_format): Likewise.
21635 (decimal_single_format): Likewise.
21636 (decimal_double_format): Likewise.
21637 (decimal_quad_format): Likewise.
21638 (c4x_single_format): Likewise.
21639 (c4x_extended_format): Likewise.
21640 (real_internal_format): Likewise.
21641 (coldfire_single_format): New real_format.
21642 (coldfire_double_format): Likewise.
21643 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21644 canonical_nan_lsbs_set.
21645 (pdp11_d_format): Likewise.
21646 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21647 if TARGET_COLDFIRE_CPU.
21649 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21651 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21652 (output_call, m68k_legitimize_call_address): Declare.
21653 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21654 parenthesees. Add support for a 'W' constraint.
21655 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21656 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21657 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21658 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21660 (override_options): Initialize them. Do not set flag_no_function_cse
21661 for TARGET_ID_SHARED_LIBRARY.
21662 (m68k_output_pic_call): Delete.
21663 (m68k_legitimize_call_address): New function.
21664 (print_operand): Remove the %o prefix. Handle the %p prefix.
21665 (output_call): New function.
21666 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21667 target address from the GOT if symbolic jumps are not allowed.
21668 * config/m68k/m68k.md (call, general_operand): Do not set
21669 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21670 Merge separate flag_pic and !flag_pic define_insns into...
21671 (*call, *call_value): ...these new patterns. Match the address
21672 rather than the containing MEM and require it to be a call_operand.
21673 Use output_call to generate the asm template.
21674 * config/m68k/predicates.md (const_call_operand): New predicate.
21675 (call_operand): Likewise.
21677 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21679 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21680 (STACK_GROWS_DOWNWARD): Define to 1.
21681 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21682 comments, emphasizing that these values are only defaults.
21683 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21684 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21686 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21688 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21690 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21691 Richard Sandiford <richard@codesourcery.com>
21693 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21694 (FP_REGNO_P): New macros.
21695 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21696 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21697 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21698 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21700 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21702 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21703 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21705 * config/m68k/t-floatlib: New file, extracting common code from...
21706 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21707 * config/m68k/t-uclinux: Here.
21708 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21709 routines on ColdFire targets.
21711 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21713 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21714 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21715 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21716 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21717 explicitly set MOTOROLA to 1.
21718 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21720 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21721 Nathan Sidwell <nathan@codesourcery.com>
21723 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21724 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21725 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21726 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21727 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21728 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21729 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21730 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21731 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21732 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21733 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21734 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21735 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21736 (DBX_REGISTER_NUMBER): Delete.
21737 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21738 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21739 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21741 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21743 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21744 * config/flat.h: New file.
21745 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21746 OBJECT_FORMAT_FLAT.
21747 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21748 indirect references for -msep-data or -mid-shared-library.
21749 Do not use PC-relative code addresses either.
21750 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21752 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21753 for shared libraries and crt1.o for executables. Use crti.o and
21755 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21756 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21757 Do not add -elf2flt or -shared-lib-id options here.
21758 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21759 Pass -shared-lib-id if -mid-shared-library, taking the library
21760 identifier from -mshared-library-id if given, otherwise
21762 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21763 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21764 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21765 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21766 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21767 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21769 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21770 jump sequence for ISA A and ISA A+.
21771 (PICJUMP): Likewise.
21773 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21775 * config.gcc (m68k-*-uclinux*): Base the port on the common
21776 and m68k GNU/Linux files rather than on the generic ELF ones.
21777 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21778 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21780 2007-01-18 Julian Brown <julian@codesourcery.com>
21781 Richard Sandiford <richard@codesourcery.com>
21783 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21784 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21785 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21787 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21788 80 unconditionally.
21789 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21791 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21793 * doc/install.texi: Document m68k-uclinuxoldabi.
21794 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21795 * config/m68k/uclinux-oldabi.h: New file, copied from
21796 config/m68k/uclinux.h.
21798 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21800 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21801 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21802 (m32r_compute_frame_size): Use unsigned for regno.
21803 (m32r_reload_lr): Use gen_frame_mem.
21805 (m32r_output_function_epilogue): Don't output the function epilogue
21807 (m32r_expand_epilogue): New.
21808 (direct_return): Return false if the function has the interrupt
21810 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21811 * config/m32r/m32r.md (epilogue): New expander.
21812 (return_lr, return_rte): New insns.
21813 (return): Make it expander.
21814 (return_normal): New expander.
21816 2007-01-18 Josh Conner <jconner@apple.com>
21819 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21820 support for UNLE, UNLT, UNGE, and UNGT.
21822 2007-01-18 Jan Hubicka <jh@suse.cz>
21824 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21825 * tree-tailcall (add_virtual_phis): Likewise.
21826 (optimize_tail_call): Return TODOs.
21827 (execute_tail_calls): Return TODOs.
21828 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21829 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21831 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21832 Cleanup cfg using TODO.
21833 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21834 * passes.c (execute_function_todo): When cleanup did something, remove
21836 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21837 (make_edges): Don't cleanup_cfg.
21839 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21841 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21842 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21843 operate on the top of stack.
21844 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21845 register handling of instructions that output to the second
21847 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21848 (move_for_stack_reg): Special-case check for dead destination
21849 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21851 * config/i386/i386.md (UNSPEC_TAN): New constant.
21852 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21853 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21854 to correctly model move of constant 1.0 to top stack slot.
21855 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21856 (unnamed peephole2 pattern): Remove corresponding peephole2
21857 pattern that optimizes tan insn and loading of constant 1.0.
21858 (tanxf2): Use fptanxf4_i387.
21859 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21860 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21861 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21862 disable patterns for SSE math.
21863 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21864 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21866 2007-01-18 Dirk Mueller <dmueller@suse.de>
21867 Richard Guenther <rguenther@suse.de>
21870 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21871 * common.opt (Warray-bounds): Add new warning option.
21872 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21874 * Makefile.in: make tree-vrp.o depend on toplev.h
21875 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21877 (check_array_refs, check_array_bounds, check_array_ref): New.
21879 2007-01-18 Jan Hubicka <jh@suse.cz>
21881 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21882 (execute_ssa_ccp): Return flags conditionally.
21883 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21885 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21887 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21889 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21890 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21892 * Makefile.c (GTFILES): Add cfglayout.h.
21893 * gengtype.c (open_base_files): Likewise.
21894 * cfglayout.c (cfg_layout_function_footer,
21895 cfg_layout_function_header) Reindent to make gengtype happy.
21896 * cfglayout.h (cfg_layout_function_footer,
21897 cfg_layout_function_header): Add GTY(()) marker.
21899 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21901 2007-01-18 Ben Elliston <bje@au.ibm.com>
21903 * genautomata.c (write_automata): Include xstrerror output in the
21904 error message if writing the DFA description file fails.
21906 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21908 * config/mips/mips-protos.h (mips_output_external): Make it
21910 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21911 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21912 (extern_list): Likewise.
21913 (extern_head): Likewise.
21914 (TARGET_ASM_FILE_END): Likewise.
21915 (mips_file_end): Likewise.
21916 (mips_output_external): Rewritten.
21918 2007-01-18 Ben Elliston <bje@au.ibm.com>
21920 * genpreds.c (write_insn_preds_c): Only write out the function
21921 body for regclass_for_constraint if we have register constraints.
21923 2007-01-17 Tom Tromey <tromey@redhat.com>
21925 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21926 * doc/install.texi (Testing): Use sourceware.org.
21927 (Binaries): Likewise.
21928 (Specific): Likewise.
21929 * doc/contrib.texi (Contributors): Use sourceware.org.
21931 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21933 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21934 (AVR_ENHANCED): Rename to ...
21935 (AVR_HAVE_MUL): ... new.
21936 (avr_enhanced_p): Rename to ...
21937 (avr_have_mul_p): ... new.
21938 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21939 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21940 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21941 (avr_have_mul_p): ... new.
21942 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21943 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21944 'avr_enhanced_p' and 'enhanced'.
21945 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21946 AVR_HAVE_MUL instead of AVR_ENHANCED.
21947 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21948 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21949 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21950 instead of AVR_ENHANCED.
21951 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21952 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21953 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21955 2007-01-17 Ian Lance Taylor <iant@google.com>
21957 * vec.h (VEC_reserve_exact): Define.
21958 (vec_gc_p_reserve_exact): Declare.
21959 (vec_gc_o_reserve_exact): Declare.
21960 (vec_heap_p_reserve_exact): Declare.
21961 (vec_heap_o_reserve_exact): Declare.
21962 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21964 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21965 negative parameter.
21966 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21967 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21968 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21969 * vec.c (calculate_allocation): Add exact parameter. Change all
21971 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21972 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21973 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21974 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21975 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21976 (vec_heap_p_reserve_exact): New function.
21977 (vec_heap_o_reserve_exact): New function.
21979 2007-01-17 Jan Hubicka <jh@suse.cz>
21981 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21983 2007-01-17 Eric Christopher <echristo@apple.com>
21985 * config.gcc: Support core2 processor.
21987 2007-01-16 Jan Hubicka <jh@suse.cz>
21989 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21990 the names, just unlink the chain so we don't crash on dangling
21994 2007-01-16 Jan Hubicka <jh@suse.cz>
21996 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21997 * tree-pass.h: Reorder to make IPA passes appear toegher.
21998 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
22000 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
22001 parameters, do not call early inliner.
22002 * ipa-inline.c: Update comments. Include tree-flow.h
22003 (cgraph_decide_inlining): Do not compute inlining parameters.
22004 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
22005 be called with function context set up.
22006 (pass_ipa_inline): Remove unreachable functions before pass.
22007 (cgraph_early_inlining): Simplify assuming to be called from the
22009 (pass_early_inline): New pass.
22010 (cgraph_gate_ipa_early_inlining): New gate.
22011 (pass_ipa_early_inline): Turn into simple wrapper.
22012 (compute_inline_parameters): New function.
22013 (gate_inline_passes): New gate.
22014 (pass_inline_parameters): New pass.
22015 (apply_inline): Move here from tree-optimize.c
22016 (pass_apply_inline): New pass.
22017 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22019 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22020 doing them by hand.
22021 (tree_function_versioning): Do not allocate dummy struct function.
22022 * tree-inline.h (optimize_inline_calls): Update prototype.
22023 * tree-optimize.c (execute_fixup_cfg): Export.
22024 (pass_fixup_cfg): Remove
22025 (tree_rest_of_compilation): Do not apply inlines.
22026 * tree-flow.h (execute_fixup_cfg): Declare.
22027 * Makefile.in (gt-passes.c): New.
22028 * passes.c: Include gt-passes.h
22029 (init_optimization_passes): New passes.
22030 (nnodes, order): New static vars.
22031 (do_per_function_toporder): New function.
22032 (execute_one_pass): Dump current pass here.
22033 (execute_ipa_pass_list): Don't dump current pass here.
22035 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22037 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22038 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22040 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22042 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22043 (strong_alias): Define.
22044 (__gcc_qmul): Provide non-FMA for soft-float.
22045 (__gcc_qdiv): Same.
22050 (__gcc_qunord): New.
22060 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22061 soft-float functions.
22062 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22063 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22064 about long double soft float.
22066 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22067 Tehila Meyzels <tehila@il.ibm.com>
22069 * tree-vectorizer.h (is_pattern_stmt_p): New.
22070 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22071 formatting (tabs instead of spaces). Cleanup and clarify setting
22072 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22073 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22074 (vectorizable_type_demotion): Check that types are integral.
22075 (vectorizable_type_promotion): Likewise.
22076 (vectorizable_store): Fix typo. Eliminate new-line at end of
22079 2007-01-16 Jan Hubicka <jh@suse.cz>
22081 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22084 2007-01-15 Eric Christopher <echristo@apple.com>
22086 * ifcvt.c: Include vec.h, vecprim.h.
22087 (check_cond_move_block): New argument regs.
22088 Reorganize. Add registers used to regs.
22089 (cond_move_process_if_block): Use regs set above as
22092 2007-01-15 Eric Christopher <echristo@apple.com>
22094 * config/darwin.h: Update copyright.
22095 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22096 (LINK_COMMAND_SPEC): Add -u.
22097 (LINK_SPEC): Fix umbrella for above.
22099 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22101 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22104 2007-01-15 Tom Tromey <tromey@redhat.com>
22106 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22107 * doc/install.texi (Testing): Don't mention jacks.
22108 (Configuration): Document --enable-java-maintainer-mode. Move
22109 --with-java-home to libgcj-specific section. Document
22111 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22113 2007-01-15 Jan Hubicka <jh@suse.cz>
22115 * tree-ssa-dce.c (DCE_TODOs): New.
22116 (propagate_necessity): Return if something changed.
22117 (eliminate_unnecessary_stmts): Likewise.
22118 (perform_tree_ssa_dce): Return TODO flags when needed.
22119 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22121 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22123 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22124 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22125 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22126 patterns using X87MODEF12 mode macro. Extend operand 1
22127 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22128 (log10<mode>2): Ditto.
22129 (log2<mode>2): Ditto.
22130 (log1p<mode>2): Ditto.
22131 (logb<mode>2): Ditto.
22132 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22133 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22134 (*fxtractxf3_i387): Rename from *fxtractxf3.
22135 (fxtract_extend<mode>xf3_i387): New insn pattern.
22136 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22137 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22138 and gen_fyl2xxf3_i387().
22140 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22142 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22143 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22144 get_loop_exit_edges. Changed return type to bool.
22145 * cfgloop.h (fix_loop_placement): Declaration removed.
22147 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22149 * param.h (MIN_VECT_LOOP_BOUND): New.
22150 * params.def (MIN_VECT_LOOP_BOUND): New.
22151 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22152 argument - minimum threshold for number of iterations.
22153 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22154 argument to declaration.
22155 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22156 MIN_VECT_LOOP_BOUND.
22157 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22158 slpeel_tree_peel_loop_to_edge with additional argument.
22159 (vect_do_peeling_for_alignment): Likewise.
22160 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22162 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22165 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22166 operands of size 1.
22168 2007-01-14 Jan Hubicka <jh@suse.cz>
22170 * tree-dfa.c (remove_referenced_var): New function.
22171 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22172 prune referenced vars list too.
22173 * tree-flow.h (remove_referenced_var): Declare.
22175 2007-01-14 Jan Hubicka <jh@suse.cz>
22177 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22179 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22180 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22181 * except.h (verify_eh_throw_table_statements): Kill prototype.
22182 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22183 into call exrepssions.
22184 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22186 * tree-cfg.c: Include pointer-set.h.
22187 (verify_node_sharing): Work on pointer set.
22188 (verify_eh_throw_stmt_node): New.
22189 (verify_stmts): Use pointers sets, verify throw_stmt.
22191 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22193 * ipa-reference.c (analyze_function): Consider also addresses taken
22196 2007-01-12 Roger Sayle <roger@eyesopen.com>
22198 * c-typeck.c (null_pointer_constant_p): Replace use of
22199 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22200 (build_c_cast): Likewise.
22202 2007-01-12 Roger Sayle <roger@eyesopen.com>
22204 * tree.h (force_fit_type_double): Remove unused final argument.
22205 * c-common.c (constant_expression_warning): Replace use of
22206 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22207 (convert_and_check): Likewise.
22208 (shorten_compare): Update call to force_fit_type_double.
22209 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22210 * convert.c (convert_to_pointer): Update call to
22211 force_fit_type_double.
22212 * fold-const.c (force_fit_type_double): Remove overflowed_const
22214 (int_const_binop, fold_convert_const_int_from_int,
22215 fold_convert_const_int_from_real, fold_div_compare,
22216 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22217 fold_abs_const, fold_not_const): Remove the final argument from
22218 calls to force_fit_type_double.
22220 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22222 * configure.ac: Set insn to "nop" for spu-*-* also.
22223 * configure: Regenerate.
22225 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22227 * builtins.def : Add BUILT_IN_FREE.
22229 2007-01-12 Jan Hubicka <jh@suse.cz>
22231 PR tree-optimization/30443
22232 * tree-inline.c (tree_function_versioning): Do not optimize when
22233 cloning for inlining.
22235 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22237 * doc/loop.texi: Document recording of loop exits.
22238 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22239 (update_single_exits_after_duplication,
22240 update_single_exit_for_duplicated_loop,
22241 update_single_exit_for_duplicated_loops): Removed.
22242 (duplicate_loop_to_header_edge): Do not call
22243 update_single_exits_after_duplication and
22244 update_single_exit_for_duplicated_loops.
22245 (loop_version): Do not update single_exit information.
22246 (fix_loop_structure): Use record_loop_exits instead of
22247 mark_single_exit_loops.
22248 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22249 the lists of loop exits.
22250 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22251 split_edge, merge_blocks): Update the lists of loop exits.
22252 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22253 loop_optimizer_init.
22254 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22255 of mark_single_exit_loops.
22256 (loop_optimizer_finalize): Call release_recorded_exits.
22257 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22258 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22259 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22260 update single exit information.
22261 * lambda-code.c (perfect_nestify): Ditto.
22262 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22263 (mark_single_exit_loops): Removed.
22264 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22265 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22266 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22268 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22269 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22270 (verify_loop_structure): Verify consistency of the exit lists.
22271 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22272 (set_single_exit): Removed.
22273 * cfgloop.h (struct loop_exit): New function.
22274 (struct loop): single_exit_ field replaced by exits field.
22275 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22276 LOOPS_HAVE_RECORDED_EXITS.
22277 (struct loops): Added exits hash.
22278 (mark_single_exit_loops, set_single_exit): Declaration removed.
22279 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22281 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22283 * doc/invoke.texi: Avoid use of @headitem.
22285 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22287 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22289 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22291 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22294 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22295 Richard Sandiford <richard@codesourcery.com>
22297 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22298 * config/m68k/m68k.opt: Resort options.
22299 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22301 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22302 Richard Sandiford <richard@codesourcery.com>
22304 * doc/invoke.texi: Document the macros that are defined by
22305 m68k's -mtune and -mhard-float options.
22306 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22307 (m68k_cpp_cpu_family): Likewise.
22308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22309 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22310 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22311 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22312 (m68k_cpp_cpu_family): Likewise.
22314 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22316 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22317 macros besides mc68000 as tuning macros. Use a switch statement
22318 to set them and mcpu32.
22320 2007-01-12 Julian Brown <julian@codesourcery.com>
22322 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22323 (TARGET_68040_ONLY): Rename to...
22324 (TARGET_68040): ...this.
22325 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22326 * config/m68k/m68k.md: Likewise.
22328 2007-01-12 Julian Brown <julian@codesourcery.com>
22329 Nathan Sidwell <nathan@codesourcery.com>
22330 Richard Sandiford <richard@codesourcery.com>
22332 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22333 the -mcpu= argument associated with the --with-cpu setting.
22334 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22335 if different from the one implied by the -mcpu setting.
22336 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22337 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22338 * doc/invoke.texi: Mention ColdFire in the introduction to the
22339 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22340 -mno-div and -mhard-float options. Make -m68881 a synonym for
22341 -mhard-float. Document the previously-undocumented -m5206e,
22342 -m528x, -m5307 and -m5407 options. Tweak the existing option
22343 documentation for consistency.
22344 * doc/install.texi: Mention new --with-cpu arguments.
22345 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22346 default CPU if neither -mcpu nor -march are specified.
22347 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22348 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22349 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22350 using m68k_tune to decide between families that implement the
22351 same ISA. Use m68k_tune to set __mcfv4e__.
22352 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22353 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22354 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22355 (FL_ISA_C, FL_ISA_MMU): New macros.
22356 (MASK_COLDFIRE): Delete.
22357 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22358 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22359 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22360 (TARGET_HARD_FLOAT): Do not define here.
22361 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22362 (TUNE_68000): New macro.
22363 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22364 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22365 (TUNE_CFV2): Redefine in terms of m68k_tune.
22366 (uarch_type, target_device, fpu_type): New enums.
22367 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22368 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22369 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22370 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22371 (FL_FOR_isa_c): New macros.
22372 (m68k_isa): New enum.
22373 (m68k_target_selection): New structure.
22374 (all_devices, all_isas, all_microarchs): New tables.
22375 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22376 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22377 (MASK_ALL_CPU_BITS): Delete.
22378 (m68k_find_selection): New function.
22379 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22380 Map the legacy target options to a combination of the new ones.
22381 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22382 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22383 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22385 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22386 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22388 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22389 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22390 * config/m68k/m68k-devices.def: New file.
22392 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22393 Nathan Sidwell <nathan@codesourcery.com>
22395 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22396 (SUBTARGET_EXTRA_SPECS): New macros.
22397 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22398 use %(asm_cpu_spec) instead.
22399 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22400 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22401 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22402 (EXTRA_SPECS): Rename to...
22403 (SUBTARGET_EXTRA_SPECS): ...this.
22405 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22406 Richard Sandiford <richard@codesourcery.com>
22407 Julian Brown <julian@codesourcery.com>
22409 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22410 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22411 to the configuration's default CPU.
22412 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22413 Remove default masks.
22414 (m680[012]0-*-*): Set the default with_cpu to the first part of
22416 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22417 (m68k*-*-linux): Extend the --with-cpu handling to...
22418 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22419 and m68010. Don't set target_cpu_default2.
22420 * doc/install.texi: Document --with-cpu for m68k.
22421 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22422 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22423 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22424 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22425 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22426 (ASM_SPEC): Remove use of %(asm_cpu_default).
22427 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22428 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22429 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22430 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22431 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22432 (TARGET_DEFAULT): Delete.
22433 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22434 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22435 (CPP_CPU_SPEC): Delete.
22436 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22437 the appropriate string.
22438 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22439 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22440 (ASM_SPEC): Don't use %(asm_default_spec).
22441 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22442 TARGET_DEFAULT and add MASK_68881.
22443 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22445 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22447 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22448 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22449 MASK_68010 alongside MASK_68020.
22450 * doc/invoke.texi: Document -m68010.
22451 * config/m68k/m68k.opt (m68010): New.
22452 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22454 (TUNE_68010): New macro.
22455 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22456 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22457 (M68K_CPU_m68332): Add MASK_68010.
22458 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22459 fallback definition.
22460 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22462 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22463 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22464 to all entries that use MASK_68020.
22465 (output_move_simode_const, output_move_himode, output_move_qimode)
22466 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22467 instead of TARGET_68020 to select clr behavior. Remove comment
22468 about there being no TARGET_68010.
22469 * config/m68k/m68k.md: Likewise throughout.
22471 2007-01-12 Julian Brown <julian@codesourcery.com>
22473 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22474 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22475 * config/m68k/m68k.md: Likewise.
22477 2007-01-12 Julian Brown <julian@codesourcery.com>
22479 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22480 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22482 2007-01-12 Julian Brown <julian@codesourcery.com>
22484 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22485 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22486 * config/m68k/m68k.md: Likewise.
22488 2007-01-12 Julian Brown <julian@codesourcery.com>
22489 Richard Sandiford <richard@codesourcery.com>
22491 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22492 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22493 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22495 (TARGET_CPU32): Rename to...
22496 (TUNE_CPU32): ...this.
22497 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22498 (TUNE_CFV2): New macros.
22499 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22500 remove conditions that are implied by TARGET_68020.
22501 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22502 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22503 (m68k_output_function_epilogue): Likewise.
22504 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22505 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22506 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22507 non-68000 timings. Refactor multiplication and division costs.
22508 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22509 TUNE_CPU32 instead of TARGET_CPU32.
22510 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22511 and TUNE_68060 instead of TARGET_68060.
22512 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22513 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22515 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22516 && !TARGET_COLDFIRE" to choose between moveq and clr.
22517 Likewise in the unnamed movsf pattern.
22518 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22519 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22522 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22524 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22525 of tabbing before backslashes.
22527 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22529 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22530 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22531 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22533 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22535 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22536 find_interesting_uses_cond.
22537 (find_interesting_uses_cond): Use extract_cond_operands.
22538 (rewrite_use_compare): Use extract_cond_operands and
22539 force_gimple_operand_bsi. Do not call update_stmt.
22540 (determine_use_iv_cost_condition): Use extract_cond_operands.
22541 Return cheaper of using original bound and changing the exit bound.
22543 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22545 PR tree-optimization/29516
22546 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22547 most_expensive_mult_to_index, addr_to_parts,
22548 create_mem_ref, maybe_fold_tmr): Make the type of
22549 fields of TARGET_MEM_REF sizetype.
22550 (move_fixed_address_to_symbol, move_pointer_to_base):
22552 * tree.def (TARGET_MEM_REF): Add comment on types of
22555 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22557 * c-common.c (vector_types_convertible_p): Treat opaque types as
22558 always convertible if they have the same size, but not otherwise.
22560 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22562 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22563 Remove the b_unconditional field.
22564 (noce_try_sign_mask): Do not look at b_unconditional.
22565 (noce_process_if_block): Do not use merge_if_blocks. Update
22566 the CFG here. Do not set b_unconditional.
22567 (cond_move_process_if_block): Likewise.
22568 (find_cond_trap): Likewise.
22569 (check_cond_move_block): Require simple jump insns at the end
22570 of the basic block.
22572 2007-01-11 Jan Hubicka <jh@suse.cz>
22574 PR tree-optimization/1046
22575 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22576 when alias info is not ready.
22577 (pass_tail_recursion): Do not require aliasing.
22578 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22579 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22580 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22581 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22582 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22583 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22584 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22586 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22587 When aliasing is not build, mark statement as volatile.
22589 2007-01-11 Tom Tromey <tromey@redhat.com>
22591 PR preprocessor/15185, PR preprocessor/20989:
22592 * doc/cppopts.texi <-MT>: Update description of algorithm for
22593 computing default target.
22594 <-M, -MD>: Reword "basename" text.
22596 2007-01-11 Roger Sayle <roger@eyesopen.com>
22598 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22599 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22600 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22601 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22602 fold_builtin_bswap, real_constp, fold_builtin_pow,
22603 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22604 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22605 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22606 * convert.c (convert_to_pointer): Likewise.
22607 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22608 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22609 const_binop, fold_convert_const_int_from_int,
22610 fold_convert_const_int_from_real,
22611 fold_convert_const_real_from_real, sign_bit_p,
22612 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22613 fold_sign_changed_comparison, fold_unary, fold_comparison,
22614 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22615 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22616 * print-tree.c (print_node_brief, print_node): Likewise.
22617 * stor-layout.c (place_field, layout_type): Likewise.
22618 * tree-chrec.c (keep_cast): Likewise.
22619 * tree.c (build_vector, build_real, build_real_from_int_cst,
22620 build_complex): Likewise.
22622 2007-01-11 Roger Sayle <roger@eyesopen.com>
22624 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22625 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22627 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22629 * configure.ac (strict1_warn): Rename to strict_warn.
22630 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22631 cc_set_by_configure, quoted_cc_set_by_configure,
22632 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22633 all_boot_languages, all_stagestuff): Remove.
22634 (target_list): Remove bootstrap targets.
22635 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22636 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22637 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22638 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22639 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22640 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22641 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22642 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22643 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22644 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22645 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22646 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22647 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22648 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22649 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22650 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22651 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22652 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22653 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22654 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22655 (mostlyclean): Adjust.
22656 (clean, distclean): Don't mention bootstrap stuff.
22657 * configure: Regenerate.
22658 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22659 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22660 treelang/config-lang.in (stagestuff): Remove.
22661 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22662 stageprofile, stagefeedback, stagestuff): Remove mention.
22664 2007-01-11 Nick Clifton <nickc@redhat.com>
22666 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22668 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22669 (mcore_arith_K_S_operand): Run the test for the S constraint not
22670 the test for the M constraint.
22671 (mcore_addsub_operand): Do not accept integer values that are
22672 larger than 32 bits.
22673 * config/mcore/mcore.md: Remove unused constraints from split.
22674 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22675 (addsi3): Likewise.
22676 (allocate_stack): Likewise.
22677 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22678 operands to 32 bits.
22679 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22681 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22682 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22683 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22684 mcore_output_bclri, mcore_output_andn, output_inline_const,
22685 mcore_output_move, mcore_output_movedouble): Likewise.
22686 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22687 (output_inline_const): Likewise.
22688 (output_inline_const): Fix format strings used in sprintf
22690 * config/mcore/mcore-protos.h: Update prototypes for changed
22691 functions in mcore.c.
22692 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22693 HOST_WIDE_INT and not int.
22694 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22695 CONST_OK_FOR_N): Likewise.
22696 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22697 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22700 2007-01-10 Jan Hubicka <jh@suse.cz>
22702 * tree-vrp.c (remove_range_assertions): Release defs.
22703 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22704 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22706 2007-01-10 Paul Brook <paul@codesourcery.com>
22708 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22709 * config/arm/arm.md (mulsi3subsi): New insn.
22711 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22713 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22714 (tree_transform_and_unroll_loop): New.
22715 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22718 2007-01-10 Robert Kennedy <jimbob@google.com>
22720 * fold-const.c (fold_comparison): Fold comparisons like (x *
22721 1000 < 0) to (x < 0).
22723 2007-01-10 Ian Lance Taylor <iant@google.com>
22725 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22726 operands have the same priority.
22728 2007-01-10 Tom Tromey <tromey@redhat.com>
22730 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22731 (fold_binary): Likewise.
22732 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22733 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22734 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22735 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22736 * langhooks.h (struct lang_hooks): Removed field
22737 'can_use_bit_fields_p'.
22739 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22741 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22743 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22745 * function.c (get_last_funcdef_no): New function.
22746 * function.h (get_last_funcdef_no): Declare.
22747 * tree-inline.c (initialize_cfun): Add initialization.
22748 (tree_function_versioning): Cleanup.
22750 2007-01-10 Jan Hubicka <jh@suse.cz>
22752 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22755 2007-01-10 Sa Liu <saliu@de.ibm.com>
22756 Ben Elliston <bje@au.ibm.com>
22758 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22759 for SAVE_NONLOCAL and Pmode for any other save level.
22760 * spu-protos.h (spu_restore_stack_block): Declare.
22761 * spu.md (save_stack_block): Remove.
22762 (restore_stack_block): Call spu_restore_stack_block.
22763 * spu.c (spu_restore_stack_block): New function.
22764 (spu_expand_epilogue): Remove old comment.
22766 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22768 PR tree-optimization/30322
22769 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22770 (cand_value_at): Return the value as aff_tree.
22771 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22772 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22773 aff_combination_mult): New functions.
22774 (aff_combination_add): Use aff_combination_add_cst.
22775 (aff_combination_convert): Allow conversions to a wider type.
22776 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22777 * tree-affine.h (aff_combination_mult): Declare.
22779 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22781 * doc/tm.texi: Update documentation to reflect reality of exec
22782 and start file search behaviours. Update copyright year.
22783 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22784 header file directories.
22786 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22788 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22789 (*cosxf2): Rename to cosxf2_i387.
22790 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22791 using X87MODEF12 mode macro. Rename patterns to
22792 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22794 (*cosdf2, *cossf2): Ditto.
22795 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22796 to match extended input operands.
22797 (sincos<mode>3): New expander.
22798 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22799 insn patterns and corresponding splitters.
22801 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22803 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22804 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22806 2007-01-09 Nicolas Pitre <nico@cam.org>
22809 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22811 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22813 * target.h (struct gcc_target): New field library_rtti_comdat.
22814 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22815 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22816 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22817 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22819 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22821 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22823 2007-01-08 Richard Guenther <rguenther@suse.de>
22825 * tree.h (force_fit_type_double): Export.
22826 (force_fit_type): Remove.
22827 * fold-const.c (force_fit_type_double): New function.
22828 (force_fit_type): Remove.
22829 (int_const_binop): Use it.
22830 (fold_convert_const_int_from_int): Likewise.
22831 (fold_convert_const_int_from_real): Likewise.
22832 (fold_div_compare): Likewise.
22833 (fold_sign_changed_comparison): Likewise.
22834 (fold_unary): Likewise.
22835 (fold_negate_const): Likewise.
22836 (fold_abs_const): Likewise.
22837 (fold_not_const): Likewise.
22838 * c-common.c (shorten_compare): Use force_fit_type_double.
22839 * convert.c (convert_to_pointer): Likewise.
22841 2007-01-08 Richard Guenther <rguenther@suse.de>
22843 * tree.h (build_int_cst_wide_type): Export.
22844 * tree.c (build_int_cst_wide_type): New function.
22845 (build_int_cst_wide): Fix comment.
22846 * builtins.c (fold_builtin_object_size): Use build_int_cst
22847 to build -1 or 0 of the correct type. Use fit_double_type
22848 to check for overflow.
22849 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22851 (decode_field_reference): Likewise.
22852 (all_ones_mask_p): Likewise.
22853 (native_interpret_int): Use build_int_cst_wide_type.
22854 (fold_binary): Use build_int_cst_type to build an all-ones
22856 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22858 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22860 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22862 2007-01-09 Ben Elliston <bje@au.ibm.com>
22864 * genautomata.c (STATS_OPTION): New option.
22865 (stats_flag): New flag.
22866 (gen_automata_option): Handle it.
22867 (initiate_automaton_gen): Ditto.
22868 (write_automata): Output statistics only if stats_flag is
22869 set. Likewise, output time statistics only if time_flag is set.
22870 * doc/md.texi (Processor pipeline description): Document new flag.
22872 2007-01-08 Richard Guenther <rguenther@suse.de>
22874 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22875 * tree.c (build_int_cst_type): Likewise.
22876 (size_in_bytes): Don't call force_fit_type on the result.
22877 (int_fits_type_p): Use fit_double_type.
22878 * fold-const.c (fit_double_type): New function.
22879 (force_fit_type): Use it.
22880 * tree.h (fit_double_type): Export.
22882 2007-01-08 Jan Hubicka <jh@suse.cz>
22884 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22885 * ipa.c (function_and_variable_visibility): Fix return type.
22887 2007-01-08 Richard Guenther <rguenther@suse.de>
22889 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22890 of offset to build the index.
22891 * tree-pretty-print.c (dump_generic_node): Don't build negated
22892 const just for printing.
22893 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22894 * builtins.c (fold_builtin_int_roundingfn): Check if result
22895 fits the type by using force_fit_type and comparing the result.
22896 * predict.c (predict_loops): Use compare_tree_int for comparison.
22897 * tree.c (build_int_cst): Fall back to integer_type_node for
22899 (build_int_cst_wide): Assert type is non-null.
22901 2007-01-08 Roberto Costa <roberto.costa@st.com>
22903 * tree-vrp.c (extract_range_from_cond_expr): New.
22904 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22905 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22907 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22908 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22909 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22910 used as expressions.
22911 * tree-object-size.c (cond_expr_object_size): New.
22912 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22914 2007-01-08 Jan Hubicka <jh@suse.cz>
22916 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22917 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22920 2007-01-08 Richard Guenther <rguenther@suse.de>
22922 PR tree-optimization/23603
22923 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22924 (extract_range_from_binary): Fall back to truthvalue instead of
22925 varying for TRUTH_*_EXPR.
22926 (extract_range_from_comparison): Fall back to truthvalue instead of
22928 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22929 if all visited PHI values were constant.
22931 2007-01-08 Jan Hubicka <jh@suse.cz>
22933 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22934 (cgraph_analyze_function): break out from ...
22935 (cgraph_finalize_compilation_unit): ... here.
22936 (cgraph_expand_function): Remove forgoten commented out line.
22937 (cgraph_optimize): Analyze functions.
22939 2007-01-08 Jan Hubicka <jh@suse.cz>
22941 * tree-pas.h (TODO_remove_function): New flag.
22942 (TODO_update*): Renumber.
22943 (pass_ipa_increase_alignment,
22944 pass_ipa_function_and_variable_visibility): New passes.
22945 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22946 (cgraph_function_and_variable_visibility): Move to ipa.c
22947 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22948 cgraph_increase_alignment.
22949 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22950 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22951 calling tree-inline.
22952 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22953 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22954 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22955 (gate_increase_alignment): New function.
22956 (pass_ipa_increase_alignment): New pass.
22957 * ipa.c: Inline tree-pass.h and timevar.h
22958 (function_and_variable_visibility): Move here from cgraphunit.c
22959 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22960 * passes.c (init_optimization_passes): Add the two new passes.
22961 (execute_todo): Handle cgraph_remove_functions.
22963 2007-01-08 Nick Clifton <nickc@redhat.com>
22965 * config/frv/predicates.md (reg_or_0_operand): Accept
22968 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22970 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22971 * config.gcc: Add bfin*-rtems*.
22973 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22975 * c.opt: Add -flax-vector-conversions.
22976 * c-typeck.c (convert_for_assignment): Pass flag to
22977 vector_types_convertible_p to allow emission of note.
22978 (digest_init): Likewise.
22979 * c-opts.c: Handle -flax-vector-conversions.
22980 * c-common.c (flag_lax_vector_conversions): New.
22981 (vector_types_convertible_p): Unless -flax-vector conversions
22982 has been passed, disallow conversions between vectors with
22983 differing numbers of subparts and/or element types. If such
22984 a conversion is disallowed, possibly emit a note on the first
22985 occasion only to inform the user of -flax-vector-conversions.
22986 The new last argument specifies this.
22987 * c-common.h (flag_lax_vector_conversions): New.
22988 (vector_types_convertible_p): Add extra argument.
22989 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22990 char_type_node for V*QI type vectors.
22991 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22992 Update to satisfy new typechecking rules.
22993 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22994 C and C++ variants.
22995 * doc/invoke.texi (C Dialect Options): Document
22996 -flax-vector-conversions.
22998 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
23000 PR tree-optimization/29877
23001 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
23002 a register variable on the RHS to not be replaceable.
23004 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
23005 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
23006 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23007 const_simm15, const_pow2, const_npow2): Added.
23008 * config/score/misc.md (insv, extv, extzv, movmemsi,
23009 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23010 * config/score/score.c (score_address_cost, score_select_cc_mode):
23012 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23013 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23014 Update score_print_operand.
23015 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23016 Adjust register allocate order and update some macro define.
23017 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23018 mdx_block_move_straight, mdx_block_move_loop_head,
23019 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23020 mdx_block_move_loop, mdx_block_move): Added.
23021 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23022 mdp_limm): Updated and fix some bug and typo.
23023 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23024 (movsf, movdf, doloop_end): Added.
23026 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23028 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23029 config/arm/thumb2.md: Fix comment typos.
23030 * doc/extend.texi: Fix a typo.
23032 2007-01-07 Eric Christopher <echristo@apple.com>
23034 * configure.ac: Check for __stack_chk_fail for darwin.
23035 * configure: Regenerate.
23037 2007-01-07 Richard Guenther <rguenther@suse.de>
23039 * tree-vrp.c (extract_range_from_assert): CSE calls to
23040 compare_values where possible.
23041 (extract_range_from_unary_expr): Likewise.
23043 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23045 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23046 * config/avr/avr.c (call_insn_operand): Delete function.
23047 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23048 instead of register number. Use predicates.
23049 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23050 call_insn_operand): Add.
23052 2007-01-06 Jan Hubicka <jh@suse.cz>
23054 * tree-pass.h (pass_build_cgraph_edges): Declare.
23055 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23056 (visited_nodes): Remove.
23057 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23058 build_cgrpah_edges; make visited_nodes local.
23059 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23060 (record_references_in_initializer): Move to cgraphbuild.c
23061 (initialize_inline_failed, rebuild_cgraph_edges,
23062 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23063 (verify_cgraph_node): Make visited_nodes local.
23064 (cgraph_analyze_function): Do not call cgraph_create_edges and
23065 initialize_inline_failed.
23066 (cgraph_expand_function): Do not call cgraph_lower_function;
23067 assert that function is already lowered.
23068 * Makefile.in (cgraphbuild.o): New.
23069 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23070 at the end of lowering passes.
23072 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23074 * ifcvt.c (cond_move_convert_if_block): New function, code
23075 factored out from...
23076 (cond_move_process_if_block): ...here. Call the new function
23077 on the THEN and ELSE blocks.
23078 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23079 already takes care of this.
23081 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23084 * tree.h (TREE_OVERFLOW_P): New.
23085 * c-typeck.c (parser_build_unary_op): Warn only if result
23086 overflowed and operands did not.
23087 (parser_build_binary_op): Likewise.
23088 (convert_for_assignment): Remove redundant overflow_warning.
23089 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23091 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23093 * c-typeck.c (store_init_value): Split over two lines to follow
23094 the GNU coding style.
23096 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23098 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23099 __GXX_EXPERIMENTAL_CXX0X__.
23100 * doc/cpp.texi: Same.
23102 2007-01-05 Richard Guenther <rguenther@suse.de>
23104 PR middle-end/27826
23105 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23106 with mismatched types. Instead explicitly build a
23107 conversion NOP_EXPR.
23109 2007-01-05 Ian Lance Taylor <iant@google.com>
23111 * c-common.c (decl_with_nonnull_addr_p): New function.
23112 (c_common_truthvalue_conversion): Call it.
23113 * c-typeck.c (build_binary_op): Likewise.
23114 * c-common.h (decl_with_nonnull_addr_p): Declare.
23116 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23119 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23122 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23124 * doc/install.texi (Final install): Document the fact that
23125 the GNAT runtime should not be stripped.
23127 2007-01-04 Jan Hubicka <jh@suse.cz>
23129 * tree-inline.c (fold_marked_statements): Update operand caches
23130 and EH after folding
23132 2007-01-04 Ian Lance Taylor <iant@google.com>
23134 * c-common.c (check_function_nonnull): Whitespace fix.
23136 2007-01-04 Jan Hubicka <jh@suse.cz>
23138 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23139 comitted older version of patch.
23140 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23141 function, celanup cfg and collect garbage.
23143 2007-01-04 Mike Stump <mrs@apple.com>
23145 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23148 2007-01-04 Eric Christopher <echristo@apple.com>
23150 * libgcc2.c (__bswapsi2): Use SItype.
23151 (__bswapdi2): Use DItype.
23152 * libgcc2.h: Update for above.
23154 2007-01-04 Paul Brook <paul@codesourcery.com>
23156 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23157 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23158 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23159 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23160 umulsi3_highpart): Make conditional on !arm_arch6.
23161 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23162 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23163 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23164 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23165 umulsi3_highpart_v6): New insns.
23167 2007-01-04 Roger Sayle <roger@eyesopen.com>
23169 * fold-const.c (fold_convert): When casting an expression to void,
23170 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23171 have a type. Instead of attempting to build a NOP_EXPR, return
23172 these "special" trees directly.
23174 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23176 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23177 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23178 rs6000_cost->fp not 0 as adjustment for outer NEG.
23180 2007-01-04 Jan Hubicka <jh@suse.cz>
23182 * cgraph.c (cgraph_release_function_body): New function.
23183 (cgraph_remove_node): Use it.
23184 * cgraph.h (cgraph_release_function_body): Declare.
23185 * cgraphunit.c (cgraph_expand_function): Use it.
23186 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23187 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23188 is initialized and while compilation of other function is running.
23189 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23190 statement CFG annotations from here to ...
23191 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23193 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23195 * cfgloop.h (enum li_flags): Make the constants powers of two.
23197 2007-01-04 Jan Hubicka <jh@suse.cz>
23199 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23201 (fold_marked_statements): New function.
23202 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23203 * tree-inline.h (copy_body_data): Add statements_to_fold.
23205 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23207 * config.gcc: Mention libgcc/config.host.
23208 * Makefile.in: Update comments mentioning libgcc.
23209 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23210 (all.cross, start.encap, rest.encap, rest.cross): Update
23211 dependencies for libgcc move.
23212 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23213 (clean-target, clean-target-libgcc): Delete.
23214 (srcdirify, GCC_EXTRA_PARTS): New macros.
23215 (libgcc-support, libgcc.mvars): New rules.
23216 (distclean): Remove mention of mklibgcc.
23217 (install): Don't reference INSTALL_LIBGCC.
23218 (install-common): Don't reference EXTRA_PARTS.
23219 (install-libgcc, install-multilib): Delete rules.
23220 * mklibgcc.in: Delete file.
23221 * doc/configfiles.texi: Don't mention mklibgcc.
23223 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23224 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23225 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23226 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23227 (mklibgcc, ldblspecs): Likewise.
23229 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23230 (posixpre.def): Use $(T).
23231 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23232 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23233 (SHLIB_LINK): Make dummy.
23234 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23236 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23238 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23239 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23240 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23241 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23243 * configure.ac (all_outputs): Remove mklibgcc.
23244 * configure: Regenerated.
23246 2007-01-03 Josh Conner <jconner@apple.com>
23248 PR middle-end/29683
23249 * calls.c (compute_argument_addresses): Set stack and stack_slot
23250 for partial args, too.
23251 (store_one_arg): Use locate.size.constant for the size when
23252 generating a save_area.
23254 2007-01-03 Robert Kennedy <jimbob@google.com>
23256 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23257 whose definitions are deleted due to basic block merging.
23259 2007-01-03 Paul Brook <paul@codesourcery.com>
23262 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23264 (use_return_insn): Return 0 for Thumb interrupt functions.
23265 (print_multi_reg): Add rfe argument for IRQ returns.
23266 (arm_output_epilogue): Pop interrupt return address directly into PC.
23267 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23269 2007-01-03 Paul Brook <paul@codesourcery.com>
23271 Merge from sourcerygxx-4_1.
23272 * config/arm/thumb2.md: New file.
23273 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23275 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23276 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23277 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23278 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23280 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23281 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23283 * config/arm/ieee754-sf.S: Ditto.
23284 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23285 (thumb1_base_register_rtx_p): ... to this.
23286 (thumb_index_register_rtx_p): Rename...
23287 (thumb1_index_register_rtx_p): ... to this.
23288 (thumb_output_function_prologue): Rename...
23289 (thumb1_output_function_prologue): ... to this.
23290 (thumb_legitimate_address_p): Rename...
23291 (thumb1_legitimate_address_p): ... to this.
23292 (thumb_rtx_costs): Rename...
23293 (thumb1_rtx_costs): ... to this.
23294 (thumb_compute_save_reg_mask): Rename...
23295 (thumb1_compute_save_reg_mask): ... to this.
23296 (thumb_final_prescan_insn): Rename...
23297 (thumb1_final_prescan_insn): ... to this.
23298 (thumb_expand_epilogue): Rename...
23299 (thumb1_expand_epilogue): ... to this.
23300 (arm_unwind_emit_stm): Rename...
23301 (arm_unwind_emit_sequence): ... to this.
23302 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23303 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23304 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23305 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23306 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23307 thumb2_output_casesi): New functions.
23308 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23309 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23310 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23311 THUMB2_WORK_REGS): Define.
23312 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23313 arm_condexec_mask, arm_condexec_masklen)): New variables.
23314 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23315 (arm_override_options): Check new CPU capabilities.
23316 Set new architecture flag variables.
23317 (arm_isr_value): Handle v7m interrupt functions.
23318 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23320 (const_ok_for_arm): Handle Thumb-2 constants.
23321 (arm_gen_constant): Ditto. Use movw when available.
23322 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23324 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23325 (thumb_find_work_register, arm_load_pic_register,
23326 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23327 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23328 print_multi_reg, output_mov_long_double_fpa_from_arm,
23329 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23330 output_mov_double_fpa_from_arm, output_move_double,
23331 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23332 output_return_instruction, arm_output_function_prologue,
23333 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23334 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23335 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23336 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23337 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23338 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23340 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23341 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23342 (arm_file_start): Output directive for unified syntax.
23343 (arm_unwind_emit_set): Handle stack alignment instruction.
23344 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23345 Add v6t2, v7, v7a, v7r and v7m.
23346 (RETLDM): Add Thumb-2 code.
23347 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23348 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23349 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23350 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23351 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23352 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23353 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23354 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23355 ADJUST_INSN_LENGTH): Define.
23356 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23357 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23358 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23359 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23360 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23361 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23362 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23363 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23364 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23365 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23366 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23367 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23368 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23369 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23370 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23371 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23372 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23374 * config/arm/arm-tune.md: Regenerate.
23375 * config/arm/arm-protos.h: Update prototypes.
23376 * config/arm/vfp.md: Enable patterns for Thumb-2.
23377 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23378 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23379 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23380 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23381 * config/arm/libunwind.S: Add Thumb-2 code.
23382 * config/arm/constraints.md: Update include Thumb-2.
23383 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23384 * config/arm/ieee754-df.S: Ditto.
23385 * config/arm/bpabi.S: Ditto.
23386 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23387 * config/arm/predicates.md (low_register_operand,
23388 low_reg_or_int_operand, thumb_16bit_operator): New.
23389 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23390 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23391 * config/arm/t-arm-elf: Add armv7 multilib.
23392 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23394 (UNSPEC_STACK_ALIGN, ce_count): New.
23395 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23396 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23398 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23399 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23400 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23401 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23402 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23403 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23405 * doc/extend.texi: Document ARMv7-M interrupt functions.
23406 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23408 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23410 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23411 (struct _Unwind_Context): Rename args_size to flags, remove
23412 signal_frame field, add a new args_size field and version field.
23413 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23414 _Unwind_IsExtendedContext): New inline functions.
23415 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23416 Assume by_value array is only present if _Unwind_IsExtendedContext.
23417 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23418 _Unwind_IsSignalFrame.
23419 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23420 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23421 (uw_init_context_1): Initialize context->flags to
23422 EXTENDED_CONTEXT_BIT.
23423 * config/rs6000/linux-unwind.h (frob_update_context): Use
23424 _Unwind_SetSignalFrame.
23426 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23428 PR middle-end/30353
23429 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23430 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23433 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23435 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23436 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23437 RET, AT_SP): Remove.
23438 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23441 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23442 * cfgbuild.c (find_basic_blocks): Likewise.
23443 * cfgrtl.c (rtl_create_basic_block): Likewise.
23444 * function.c (temp_slots_at_level): Likewise.
23445 * reg-stack.c (stack_regs_mentioned): Likewise.
23446 * regclass.c (allocate_reg_info): Likewise.
23447 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23448 set_bb_for_stmt, move_block_to_fn): Likewise.
23449 * tree-complex.c (tree_lower_complex): Likewise.
23450 * vec.h (VEC_safe_grow_cleared): New.
23452 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23454 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23456 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23457 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23459 * cfgloopmanip.c (scale_loop_frequencies): Export.
23460 (loopify): Scale the frequencies by prescribed coefficients.
23461 (set_zero_probability): New function.
23462 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23463 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23464 and frequencies according to arguments.
23465 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23467 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23468 * modulo-sched.c (sms_schedule): Set probabilities for entering
23469 versioned loop correctly.
23470 * tree-vect-transform.c (vect_transform_loop): Ditto.
23471 * cfgloop.h (loopify, loop_version): Declaration changed.
23472 (scale_loop_frequencies): Declared.
23474 2007-01-02 Jan Hubicka <jh@suse.cz>
23476 * cgraph.c: Include tree-flow.h
23477 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23478 early_local_passes.
23479 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23480 * tree-pass.h (pass_all_early_optimizations): Declare.
23481 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23482 early_local_passes.
23483 (cgraph_analyze_function): Do early_local_passes.
23484 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23485 Do not add referenced vars.
23486 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23488 (gate_all_early_local_passes): New gate.
23489 (pass_early_local_passes): Use new gate.
23490 (execute_early_local_optimizations): New functions.
23491 (gate_all_early_optimizations): New gate.
23492 (pass_all_early_optimizations): New pass.
23493 (execute_free_datastructures): Free SSA only when initialized.
23494 (gate_init_datastructures): Init only when optimizing.
23495 (tree_lowering_passes): Do early local passes when called late.
23496 * tree-profile.c (do_tree_profiling): Don't profile functions added
23498 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23499 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23501 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23502 during early_local_passes.
23503 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23506 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23508 * Makefile.in: Update copyright year.
23510 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23512 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23513 in $(lang_checks) and check-consistency targets.
23515 2007-01-02 Jan Hubicka <jh@suse.cz>
23517 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23518 Do not add referenced vars.
23519 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23521 * passes.c (init_optimization_passes): Put mudflap_2 after
23522 free_datastructures.
23524 2007-01-02 Jan Hubicka <jh@suse.cz>
23526 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23527 Set NOTHROW flag on call statements proved to be nothrow.
23528 Update statement of local calls so new pure/const functions are
23529 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23531 (tree_rest_of_compilation): Register hooks and initialize bitmap
23532 early. Do not set after_inlining flag.
23534 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23536 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23537 HOST_BITS_PER_LONGLONG
23539 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23542 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23543 warning for non-static initializers.
23545 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23547 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23548 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23549 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23550 Always use set_unique_reg_note to add REG_EQUAL notes.
23552 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23555 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23557 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23558 * cfgbuild.c (find_basic_blocks): Likewise.
23559 * cfgrtl.c (rtl_create_basic_block): Likewise.
23560 * function.c (temp_slots_at_level): Likewise.
23561 * reg-stack.c (stack_regs_mentioned): Likewise.
23562 * regclass.c (allocate_reg_info): Likewise.
23563 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23564 set_bb_for_stmt, move_block_to_fn): Likewise.
23565 * tree-complex.c (tree_lower_complex): Likewise.
23566 * vec.h (VEC_safe_grow_cleared): New.
23568 2007-01-02 Ian Lance Taylor <iant@google.com>
23570 * c-common.c (c_common_truthvalue_conversion): When warning about
23571 using an assignment as a truth value, set TREE_NO_WARNING.
23573 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23576 * c.opt (Wold-style-declaration): New.
23577 * doc/invoke.texi (C-only Warning Options): New.
23578 (Wold-style-declaration): Document it.
23579 (Wextra): Enabled by -Wextra.
23580 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23581 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23582 -Wold-style-declaration.
23584 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23586 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23587 * cfgbuild.c (find_basic_blocks): Likewise.
23588 * cfgrtl.c (rtl_create_basic_block): Likewise.
23589 * function.c (temp_slots_at_level): Likewise.
23590 * reg-stack.c (stack_regs_mentioned): Likewise.
23591 * regclass.c (allocate_reg_info): Likewise.
23592 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23593 set_bb_for_stmt, move_block_to_fn): Likewise.
23594 * tree-complex.c (tree_lower_complex): Likewise.
23595 * vec.h (VEC_safe_grow_cleared): New.
23597 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23599 * c-common.c (c_common_nodes_and_builtins): Since variants of
23600 void_type_node get built before it is given a name, we need to
23601 give those variants the name, too.
23602 (complete_array_type): We need to work with the canonical main
23603 type of the array, from which we will build the qualified version.
23604 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23605 * print-tree.c (print_node): Display canonical type information
23607 * stor-layout.c (layout_type): When we don't know the
23608 alignment of a type for which we're building an array, we end up
23609 guessing wrong, so make the type require structural equality.
23610 * tree.c (make_node_stat): When we build a new type, it is its
23611 own canonical type.
23612 (build_type_attribute_qual_variant): When building an attribute
23613 variant, its canonical type is the non-attribute variant. However,
23614 if the attributes are target-dependent and they differ, we need to
23615 use structural equality checks for this type.
23616 (build_qualified_type): A qualified type is not equivalent to its
23617 unqualified variant; set the canonical type appropriately.
23618 (build_distinct_type_copy): When building a distinct type from
23619 another type, the new type is its own canonical type.
23620 (build_variant_type_copy): When building a new type variant, we
23621 assume that it is equivalent to the original type.
23622 (build_pointer_type_for_mode): When building a pointer type, also
23623 build a canonical type pointer.
23624 (build_reference_type_for_mode): When building a reference type,
23625 also build a canonical type reference.
23626 (build_index_type): When we can't hash an index type (e.g.,
23627 because its maximum value is negative), the index type requires
23628 structural equality tests.
23629 (build_array_type): Build the canonical form of an array type.
23630 (build_function_type): Function types require structural equality,
23631 because they contain default arguments, attributes, etc.
23632 (build_method_type_directly): Ditto for method types.
23633 (build_offset_type): Build the canonical offset type.
23634 (build_complex_type): Build the canonical vector type.
23635 (make_vector_type): Build the canonical vector type.
23636 * tree.h (TYPE_CANONICAL): New.
23637 (TYPE_STRUCTURAL_EQUALITY_P): New.
23638 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23639 (struct tree_type): Added "canonical" field.
23640 * params.h (VERIFY_CANONICAL_TYPES): New.
23641 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23642 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23643 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23644 * doc/invoke.texi (verify-canonical-types): Document --param
23645 parameter for verifying canonical types.
23647 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23649 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23650 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23651 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23652 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23654 * config/rs6000/e500.h: New.
23655 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23656 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23658 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23659 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23660 TARGET_E500_DOUBLE): Remove.
23661 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23662 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23663 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23664 * config/rs6000/rs6000.c (rs6000_override_options): Use
23665 CHECK_E500_OPTIONS.
23667 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23669 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23670 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23671 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23672 rs6000_emit_cmove): Don't check TARGET_E500.
23673 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23674 sordered): Don't check TARGET_E500.
23676 2007-01-01 Eric Christopher <echristo@apple.com>
23678 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23679 HARD_REGISTER_NUM_P.
23681 2007-01-01 Roger Sayle <roger@eyesopen.com>
23683 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23684 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23685 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23688 2007-01-01 Mike Stump <mrs@apple.com>
23690 * configure.ac: Remove support for building with Apple's gcc-3.1.
23692 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23694 PR middle-end/30311
23695 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23696 REG is a hard register. Do not modify REG before calling
23698 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23699 multiple of the size of YMODE for certain lowpart cases.
23701 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23703 PR middle-end/30253
23704 * gimplify (voidify_wrapper_expr): Update for
23705 GIMPLE_MODIFY_STMT.
23707 2007-01-01 Andreas Schwab <schwab@suse.de>
23710 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23711 save of BR0 in extra_spill_size instead of spill_size.
23712 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23714 (ia64_expand_epilogue): Restore BR0 from its new location.
23716 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23718 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23719 Use a temporary variable if the left hand side is not a gimple
23722 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23724 * gimplify.c (gimplify_return_expr): Make the temporary variable
23725 for the return expression, a gimple register variable.
23727 2007-01-01 Jan Hubicka <jh@suse.cz>
23729 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23732 2007-01-01 Mike Stump <mrs@apple.com>
23734 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23736 * config/darwin.c (machopic_select_rtx_section): Use
23737 HAVE_GAS_LITERAL16.
23738 (darwin_mergeable_constant_section): Likewise.
23739 * configure: Regenerate.
23740 * config.in: Regenerate.
23742 2007-01-01 Jan Hubicka <jh@suse.cz>
23743 Andrew Pinski <pinskia@gmail.com>
23745 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23746 before starting IPA passes.