1 2007-08-22 Richard Guenther <rguenther@suse.de>
4 * tree.c (host_integerp): Treat sizetype as signed as it is
7 2007-08-21 Ian Lance Taylor <iant@google.com>
9 PR tree-optimization/33134
10 * tree-vrp.c (adjust_range_with_scev): Call
11 set_value_range_to_value.
13 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
15 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
18 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
20 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
23 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
25 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
26 cases to set eight bytes at a time.
27 (expand_block_move): Likewise.
29 2007-08-21 Jakub Jelinek <jakub@redhat.com>
32 * dwarf2out.c (gen_decl_die): Don't call
33 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
35 2007-08-21 Paul Brook <paul@codesourcery.com>
36 Nathan Sidwell <nathan@codesourcery.com>
37 Mark Mitchell <mark@codesourcery.com>
38 Joseph Myers <joseph@codesourcery.com>
40 * configure.ac: Add --with-pkgversion and --with-bugurl.
41 * configure: Regenerate.
42 * doc/install.texi: Document them.
43 * version.c (version_string): Remove VERSUFFIX.
45 (pkgversion_string): New.
46 (bug_report_url): Do not hard-code initializer.
47 * version.h (pkgversion_string): Declare.
48 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
50 (version.o): Define PKGVERSION and BUGURL.
51 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
52 (%.pod): Define BUGURL.
53 * gcc.c (process_command, main): Use pkgversion_string.
54 * toplev.c (compile_file, print_version): Likewise.
55 * protoize.c (main): Likewise.
56 * gcov.c (print_version): Likewise. Update copyright date.
57 * gcov-dump.c (print_version): Likewise. Update copyright date.
58 * mips-tdump.c (main): Likewise. Update copyright date.
59 * mips-tfile.c (main): Likewise. Update copyright date.
60 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
61 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
63 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
64 * doc/gccint.texi: Likewise.
65 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
66 Update copyright date.
68 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
71 (ix86_expand_strlensi_unroll_1): Ditto.
72 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
73 (ix86_expand_carry_flag_compare): Update comment.
75 2007-08-21 Jakub Jelinek <jakub@redhat.com>
78 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
79 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
81 2007-08-21 Richard Guenther <rguenther@suse.de>
83 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
85 2007-08-21 Richard Guenther <rguenther@suse.de>
88 * fold-const.c (fold_binary): Remove index +p PTR folding.
89 Fix types of POINTER_PLUS_EXPR generated by folding of
92 2007-08-20 Chao-ying Fu <fu@mips.com>
94 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
95 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
96 RID_ONEWAY, so that it can be checked in declspecs_add_type.
97 (c_common_fixed_point_type_for_size): Declare.
98 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
99 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
100 (c_token_starts_declspecs): Likewise.
101 (c_parser_declspecs): Likewise.
102 (c_parser_attributes): Likewise.
103 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
104 (c_declspecs): Add saturating_p.
105 * c-decl.c (build_null_declspecs): Initialize saturating_p.
106 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
108 Avoid using void, bool, char, int, float, double, _Decimal32,
109 _Decimal64, _Decimal128, and complex with _Sat.
110 Handle RID_FRACT and RID_ACCUM.
111 Make sure _Sat is used with _Fract or _Accum.
112 (finish_declspecs): Handle cts_fract and cts_accum.
113 * c-common.c (fixed-value.h): New include.
114 (constant_expression_warning): Handle FIXED_CST.
115 (overflow_warning): Likewise.
116 (warnings_for_convert_and_check): Likewise.
117 (c_common_fixed_point_type_for_size): New.
118 (c_common_type_for_mode): Handle fixed-point modes to
119 return various saturating/non-saturating, signed/unsigned types.
120 (c_common_signed_or_unsigned_type): Support fixed-point types.
121 (shorten_compare): Check fixed-point zero.
122 Handle FIXED_POINT_TYPE.
123 (c_common_truthvalue_conversion): Handle FIXED_CST.
124 Handle FIXED_POINT_TYPE.
125 (c_common_nodes_and_builtins): Record builtin types for fixed-point
127 (handle_mode_attribute): Handle fixed-point modes. Need to check
128 if the signness of base type and fixed-point modes are consistent.
129 (handle_vector_size_attribute): Handle fixed-point modes.
130 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
131 (warn_for_div_by_zero): Check fixed-point zero.
132 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
133 a common fixed-point type based on fbit, ibit, sign, and saturation.
134 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
135 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
136 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
137 (convert_for_assignment): Support FIXED_POINT_TYPE.
138 (digest_init): Handle FIXED_POINT_TYPE.
139 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
140 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
141 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
142 GE_EXPR, LT_EXPR, GT_EXPR.
143 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
144 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
145 * target.h (gcc_target): Add fixed_point_supported_p.
146 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
147 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
148 (default_fixed_point_supported_p): Define.
149 * targhooks.h (default_fixed_point_supported_p): Declare.
150 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
151 * doc/install.texi (Configuration): Add --enable-fixed-point.
152 * configure.ac (--enable-fixed-point): New to enable fixed-point
153 arithmetic extension to C. For mips targets, we enable it by default.
154 * configure, config.in: Regenerate.
156 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
158 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
160 2007-08-20 David Edelsohn <edelsohn@gnu.org>
162 * dwarf2out.c (text_section_used): Move declaration outside ifdef
163 DWARF2_DEBUGGING_INFO.
164 (cold_text_section_used): Same.
165 (cold_text_section): Same.
167 2007-08-20 Richard Guenther <rguenther@suse.de>
169 * c-typeck.c (convert_for_assignment): Use the type of
170 the member for the initialization.
172 2007-08-20 Richard Guenther <rguenther@suse.de>
174 * c-objc-common.c (c_disregard_inline_limits): Remove.
175 * c-objc-common.h (c_disregard_inline_limits): Likewise.
176 * cgraphunit.c (cgraph_process_new_functions): Call
177 disregard_inline_limits_p.
178 (cgraph_preserve_function_body_p): Likewise.
179 * ipa-inline.c (compute_inline_parameters): Likewise.
180 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
182 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
183 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
184 disregard_inline_limits langhook.
185 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
187 * langhooks.h (lang_hooks_for_tree_inlining): Remove
188 disregard_inline_limits langhook.
189 * tree-inline.c (disregard_inline_limits_p): New function.
190 * tree-inline.h (disregard_inline_limits_p): Declare.
192 2007-08-20 Richard Guenther <rguenther@suse.de>
194 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
195 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
196 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
197 auto_var_in_fn_p langhook.
198 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
200 * tree.c (auto_var_in_fn_p): ... here.
201 (find_var_from_fn): Call auto_var_in_fn_p directly.
202 * langhooks.h (lang_hooks_for_tree_inlining): Remove
203 auto_var_in_fn_p langhook.
204 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
205 (copy_body_r): Likewise.
206 (self_inlining_addr_expr): Likewise.
207 * tree.h (auto_var_in_fn_p): Declare.
209 2007-08-20 Richard Guenther <rguenther@suse.de>
211 * tree.c (WALK_SUBTREE): Call walk_tree_1.
212 (walk_type_fields): Take lh parameter.
213 (walk_tree): Rename to ...
214 (walk_tree_1): ... this. Do not call the walk_subtrees
215 langhook but the now passed callback. Pass lh on recursion.
216 (walk_tree_without_duplicates): Rename to ...
217 (walk_tree_without_duplicates_1): ... this. Take lh parameter
218 and call walk_tree_1.
219 * tree.h (walk_tree_lh): New typedef.
220 (walk_tree_1): Declare.
221 (walk_tree_without_duplicates_1): Likewise.
222 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
223 (walk_tree_without_duplicates): New define to
224 walk_tree_without_duplicates_1 with NULL lh parameter.
225 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
226 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
228 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
229 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
230 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
233 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
236 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
237 code in front of the compacting of basic blocks.
238 Move the folding of statements inbetween the cgraph checking
239 and compacting of basic blocks.
241 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
242 Serge Belyshev <belyshev@depni.sinp.msu.ru>
245 * config/alpha/alpha.c (va_list_skip_additions): Check for
246 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
247 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
248 PLUS_EXPR when checking ap.__base.
249 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
250 when doing addition on pointer types. Use size_int instead of
252 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
253 ptr_type in the second operand.
255 2007-08-19 Andrew Pinski <pinskia@gmail.com>
258 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
260 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
263 * cfgexpand.c (expand_one_register_var): Mark pointer
264 DECL_ARTIFICIAL as REG_POINTER also.
265 * stmt.c (expand_decl): Likewise.
267 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
274 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
275 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
276 on_worklist argument and avoid adding things to worklist multiple
278 (add_to_worklist): Ditto.
279 (mark_aliases_call_clobbered): Mark entire structure clobbered if
280 single SFT is clobbered.
281 (set_initial_properties): Ditto.
282 (compute_call_clobbered): Update for changes to function
284 (create_overlap_variables_for): Always create SFT for offset 0.
285 (create_structure_vars): Handle PHI's, since we are in SSA form at
287 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
288 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
290 (add_vars_for_offset): Figure out aliases from access + points-to.
291 (add_virtual_operand): Use add_vars-for_offset.
292 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
293 (add_call_clobber_ops): Remove makes_clobbering_call set.
294 (get_expr_operands): Always pass through the INDIRECT_REF
296 * tree-ssa-structalias.c (struct constraint_graph): Remove
298 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
299 address_taken, pt_used, number_incoming.
300 (FIRST_ADDR_NODE): Removed.
301 (merge_graph_nodes): Remove broken code for the moment.
302 (init_graph): New function.
303 (build_pred_graph): Remove code to init_graph.
304 Add location equivalence support.
305 (struct scc_info): Rename roots to deleted.
307 (init_scc_info): Ditto
308 (init_topo_info): Use graph->size.
309 (compute_topo_order): Ditto.
310 (do_da_constraint): Removed.
311 (do_sd_constraint): Remove calls to find().
312 set_union_with_increment should always get 0 as last arg here.
313 (do_complex_constraint): Replace do_da_constraint with assert.
315 (struct equiv_class_label): New.
316 (pointer_equiv_class_table): Ditto.
317 (location_equiv_class_table): Ditto.
318 (equiv_class_label_hash): Ditto.
319 (equiv_class_label_eq): Ditto
320 (equiv_class_lookup): Ditto.
321 (equiv_class_ladd): Ditto.
322 (pointer_equiv_class): Ditto.
323 (location_equiv_class): Ditto.
324 (condense_visit): Rename and rewrite from label_visit to do only
325 SCC related stuff for HU.
326 (label_visit): Do HU work for HU.
327 (perform_var_substitution): Update to do HU and location
329 (free_var_substitution_info): Update to free HU and location
330 equivalence structures. */
331 (find_equivalent_node): Update for pointer but not location
333 (unite_pointer_equivalences): New function.
334 (move_complex_constraints): Rewrite to only do moving.
335 (rewrite_constraints): Split out of move_complex_constraints.
336 (solve_graph): Use graph->size.
337 (process_constraint_1): Add from_call argument, use it.
338 Split *a = &b into two constraints.
339 (process_constraint): Use new process_constraint_1.
340 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
341 (get_constraint_for): Handle non-pointer integers properly.
342 Remove code that used to handle structures.
343 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
344 with unknown addends.
345 (handle_rhs_call): New function.
346 (find_func_aliases): Use handle_rhs_call.
347 (set_uids_in_ptset): Add an assert.
348 (set_used_smts): Fix bug in not considering unified vars.
349 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
350 (compute_points_to_sets): Update for other function changes.
351 (delete_points_to_sets): Ditto.
352 (ipa_pta_execute): Ditto.
353 (pass_ipa_pta): We need to update SSA after ipa_pta.
355 2007-08-19 Jan Hubicka <jh@suse.cz>
357 * i386.md: Replace "rim" and "mri" constraints by "g".
359 2007-08-19 Joseph Myers <joseph@codesourcery.com>
361 * dwarf2out.c (text_section_used, cold_text_section_used,
362 cold_text_section, dwarf2out_note_section_used): New.
363 (dwarf2out_init): Initialize cold_text_section.
364 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
365 dwarf2out_note_section_used.
366 (size_of_aranges): Only count entry for text section if it was
367 used. Count entry for cold text section if it was used.
368 (output_aranges): Only output entries for text section and cold
369 text section if they were used.
371 2007-08-19 Andrew Pinski <pinskia@gmail.com>
373 * tree-pretty-print.c (debug_generic_expr): Add a comment about
375 (debug_generic_stmt): Likewise.
376 (debug_tree_chain): Likewise.
378 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
380 * tree-data-refs.c (split_constant_offset): Expose.
381 * tree-data-refs.h (split_constant_offset): Add declaration.
383 * tree-vectorizer.h (dr_alignment_support): Renamed
384 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
385 Added a new value dr_explicit_realign.
386 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
387 dr_offset, dr_step, and dr_aligned_to, along with new access
388 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
389 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
390 STMT_VINFO_DR_ALIGNED_TO.
392 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
394 In case of outer-loop vectorization with non-fixed misalignment - use
395 the dr_explicit_realign scheme instead of the optimized realignment
397 (new_stmt_vec_info): Initialize new fields.
399 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
400 'nested_in_vect_loop' case. Change verbosity level.
401 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
402 Don't fail on zero step in the outer-loop for loads.
403 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
404 offset and init relative to the outer-loop.
406 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
407 BSI function argument with a new function argument - at_loop.
408 Simplify the condition that determines STEP. Takes additional argument
409 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
410 case), including zero step in the outer-loop. Call
411 vect_create_addr_base_for_vector_ref with additional argument.
412 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
413 Updated function documentation. Handle the 'nested_in_vect_loop' case.
414 Fixed and simplified calculation of step.
415 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
416 of bsi, and with additional argument. Call bump_vector_ptr with
417 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
418 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
419 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
420 when the realignment setup needs to take place inside the loop. Support
421 the dr_explicit_realign scheme. Allow generating the optimized
422 realignment scheme for outer-loop vectorization. Added documentation.
423 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
424 'nested_in_vect_loop' case, including loads that are invariant in the
425 outer-loop and the realignment schemes. Handle the case when the
426 realignment setup needs to take place inside the loop. Call
427 vect_setup_realignment with additional arguments. Call
428 vect_create_data_ref_ptr with additional argument and with loop instead
429 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
430 (vect_gen_niters_for_prolog_loop): Call
431 vect_create_addr_base_for_vector_ref with additional arguments.
432 (vect_create_cond_for_align_checks): Likewise.
433 (bump_vector_ptr): Updated to support the new dr_explicit_realign
434 scheme: takes additional argument bump; argument ptr_incr is now
435 optional; updated documentation.
436 (vect_init_vector): Takes additional argument (bsi). Use it, if
437 available, to insert the vector initialization.
438 (get_initial_def_for_induction): Pass additional argument in call to
440 (vect_get_vec_def_for_operand): Likewise.
441 (vect_setup_realignment): Likewise.
442 (vectorizable_load): Likewise.
444 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
446 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
447 as argument instead of struct loop.
448 (nested_in_vect_loop_p): New function.
449 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
451 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
452 from other phis in the loop.
453 (destroy_loop_vec_info): Add additional argument to declaration.
455 * tree-vectorizer.c (supportable_widening_operation): Also check if
456 nested_in_vect_loop_p (don't allow changing the order in this case).
457 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
458 of struct loop. Call nested_in_vect_loop_p and don't require
459 flag_unsafe_math_optimizations if it returns true.
460 (new_stmt_vec_info): When setting def_type for phis differentiate
461 loop-header phis from other phis.
462 (bb_in_loop_p): New function.
463 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
464 update their loop_vinfo. Order of BB traversal now matters - call
465 dfs_enumerate_from with bb_in_loop_p.
466 (destroy_loop_vec_info): Takes additional argument to control whether
467 stmt_vinfo of the loop stmts should be destroyed as well.
468 (vect_is_simple_reduction): Allow the "non-reduction" use of a
469 reduction stmt to be defines by a non loop-header phi.
470 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
472 * tree-vect-transform.c (vectorizable_reduction): Call
473 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
474 (vectorizable_call): Likewise.
475 (vectorizable_conversion): Likewise.
476 (vectorizable_operation): Likewise.
477 (vectorizable_type_promotion): Likewise.
478 (vectorizable_type_demotion): Likewise.
479 (vectorizable_store): Likewise.
480 (vectorizable_live_operation): Likewise.
481 (vectorizable_reduction): Likewise. Also pass loop_info to
482 vect_is_simple_reduction instead of loop.
483 (vect_init_vector): Call nested_in_vect_loop_p.
484 (get_initial_def_for_reduction): Likewise.
485 (vect_create_epilog_for_reduction): Likewise.
486 (vect_init_vector): Check which loop to work with, in case there's an
488 (get_initial_def_for_inducion): Extend to handle outer-loop
489 vectorization. Fix indentation.
490 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
491 In the case vect_induction_def get the vector def from the induction
492 phi node, instead of calling get_initial_def_for_inducion.
493 (get_initial_def_for_reduction): Extend to handle outer-loop
495 (vect_create_epilog_for_reduction): Extend to handle outer-loop
497 (vect_transform_loop): Change assert to just skip this case. Add a
499 (vect_finish_stmt_generation): Add a couple asserts.
501 (vect_estimate_min_profitable_iters): Multiply
502 cost of inner-loop stmts (in outer-loop vectorization) by estimated
504 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
505 this is an inner-loop reduction in outer-loop vectorization.
507 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
508 Same code as what used to be vect_analyze_scalar_cycles, only with
509 additional argument loop, and loop_info passed to
510 vect_is_simple_reduction instead of loop.
511 (vect_analyze_scalar_cycles): Code factored out into
512 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
513 Updated documentation.
514 (analyze_operations): Check for inner-loop loop-closed exit-phis during
515 outer-loop vectorization that are live or not used in the outerloop,
516 cause this requires special handling.
517 (vect_enhance_data_refs_alignment): Don't consider versioning for
519 (vect_analyze_data_refs): Check that there are no datarefs in the
521 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
522 and vect_used_in_outer_by_reduction cases.
523 (process_use): Also consider the case of outer-loop stmt defining an
524 inner-loop stmt and vice versa.
525 (vect_analyze_loop_1): New function.
526 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
527 loops. Call vect_analyze_loop_1.
528 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
529 been vectorized. Call destroy_loop_vec_info with additional argument.
531 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
532 in the inner-loop when doing outer-loop vectorization. Add
533 documentation and printout.
534 (vect_recog_dot_prod_pattern): Likewise. Also add check for
535 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
537 2007-08-18 Andrew Pinski <pinskia@gmail.com>
539 * tree-affine.h (print_aff): New prototype.
540 (debug_aff): Likewise.
541 * tree-affine.c (print_aff): New function.
542 (debug_aff): Likewise.
544 2007-08-18 Paul Brook <paul@codesourcery.com>
545 Joseph Myers <joseph@codesourcery.com>
547 * common.opt (-fdebug-prefix-map=): New option.
548 * opts.c: Include debug.h.
549 (common_handle_option): Handle -fdebug-prefix-map.
550 * final.c: Include ggc.h.
551 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
552 remap_debug_filename): New.
553 * Makefile.in (final.o, opts.o): Update dependencies.
554 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
555 * configure.ac: Check for assembler --debug-prefix-map support.
556 * configure, config.in: Regenerate.
557 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
558 (ASM_DEBUG_SPEC): Include ASM_MAP.
559 * doc/install.texi (--with-debug-prefix-map): Document.
560 * doc/invoke.texi (-fdebug-prefix-map): Document.
561 * dbxout.c (dbxout_init, dbxout_start_source_file,
562 dbxout_source_file): Call remap_debug_filename.
563 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
564 dwarf2out_start_source_file, dwarf2out_finish): Call
565 remap_debug_filename.
566 (file_table_relative_p): Do not check d->emitted_number.
567 * toplev.c (output_file_directive): Call remap_debug_filename.
568 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
569 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
571 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
573 * loop-invariant.c (find_invariants_to_move): Add missing macro
576 2007-08-17 Tom Tromey <tromey@redhat.com>
578 * tree.h (struct tree_label_decl): Removed old "java" fields.
580 2007-08-17 Richard Sandiford <richard@codesourcery.com>
581 Nigel Stephens <nigel@mips.com>
583 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
584 Treat -mno-data-in-code and -mcode-xonly as aliases for
585 -mcode-readable=no and -mcode-readable=pcrel respectively.
586 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
587 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
588 (MULTILIB_DIRNAMES): Update accordingly.
590 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
592 * Makefile.in (version.o): Depend on $(REVISION) only if
593 REVISION_s is defined.
595 2007-08-17 Sa Liu <saliu@de.ibm.com>
596 Ulrich Weigand <uweigand@de.ibm.com>
599 * tree.c (reconstruct_complex_type): For a pointer to a vector,
600 use build_qualified_type to retain qualifiers of the base type.
602 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
604 * config/score/score.md : Update pattern tablejump.
605 * config/score/score.c : Update score_initialize_trampoline
607 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
608 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
609 * doc/contrib.texi: Add my entry.
611 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
613 * Makefile.in (REVISION): New.
616 (version.o): Also depend on $(REVISION). Add
617 -DREVISION=$(REVISION_s).
619 * version.c (version_string): Add REVISION.
621 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
623 * tree-eh.c (lower_try_finally_onedest): Reset the locus
624 of GOTO that's relocated to a different block.
626 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
628 * c-common.c (const_strip_array_types): New.
629 * c-common.h (lang_missing_noreturn_ok_p): Delete.
630 (const_strip_array_types): New.
631 * c-objc-common.c (c_disregard_inline_limits,
632 c_warn_unused_global_decl): Constify.
633 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
634 c_vla_type_p, c_incomplete_type_error): Likewise.
635 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
636 * hooks.c (hook_bool_const_tree_false): New.
637 * hooks.h (hook_bool_const_tree_false): Likewise.
638 * langhooks-def.h (lhd_warn_unused_global_decl,
639 lhd_incomplete_type_error, lhd_expr_size,
640 lhd_tree_inlining_disregard_inline_limits,
641 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
642 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
643 * langhooks.c (lhd_warn_unused_global_decl,
644 lhd_incomplete_type_error,
645 lhd_tree_inlining_disregard_inline_limits,
646 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
647 lhd_expr_size): Likewise.
648 * langhooks.h (lang_hooks_for_tree_inlining,
649 lang_hooks_for_tree_dump, lang_hooks_for_types,
650 lang_hooks_for_decls, lang_hooks): Likewise.
651 * pointer-set.c (pointer_set_t, pointer_set_create,
652 pointer_set_contains, insert_aux, pointer_set_insert,
653 pointer_set_traverse, pointer_map_t, pointer_map_create,
654 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
656 * pointer-set.h (pointer_set_contains, pointer_set_insert,
657 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
658 pointer_map_traverse): Likewise.
659 * predict.c (assert_is_empty): Likewise.
660 * tree-affine.c (free_name_expansion): Likewise.
661 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
662 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
663 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
665 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
667 * tree-vectorizer.c (new_loop_vec_info): Initialize new
669 (destroy_loop_vec_info): Add call to VEC_free.
670 * tree-vectorizer.h (may_alias_ddrs): Define.
671 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
672 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
673 Change reporting to dump.
674 (vect_is_duplicate_ddr): New.
675 (vect_mark_for_runtime_alias_test): New.
676 (vect_analyze_data_ref_dependences) Add call to
677 vect_mark_for_runtime_alias_test.
678 (vect_enhance_data_refs_alignment): Define local variable
679 vect_versioning_for_alias_required, don't perform
680 peeling for alignment if versioning for alias is
682 (vect_enhance_data_refs_alignment): Use
683 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
684 PARAM_VECT_MAX_VERSION_CHECKS.
685 * tree-vect-transform.c
686 (vect_create_cond_for_alias_checks): New.
687 (vect_transform_loop): Add call to
688 vect_create_cond_for_alias_checks.
689 (vect_vfa_segment_size): New.
690 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
692 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
693 * gcc/doc/invoke.texi
694 (vect-max-version-for-alignment-checks): Document.
695 (vect-max-version-for-alias-checks): Document.
696 (vect-max-version-checks): Remove.
698 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
700 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
701 the same line as the instruction for all asm dialects.
703 (*rep_movsi_rex64): Ditto.
705 (*rep_movqi_rex64): Ditto.
706 (*rep_stosdi_rex64): Ditto.
707 (*rep_stossi): Ditto.
708 (*rep_stossi_rex64): Ditto.
709 (*rep_stosqi): Ditto.
710 (*rep_stosqi_rex64): Ditto.
711 (*cmpstrnqi_nz_1): Ditto.
712 (*cmpstrnqi_nz_rex_1): Ditto.
713 (*cmpstrnqi_1): Ditto.
714 (*cmpstrnqi_rex_1): Ditto.
715 (*strlenqi_1): Ditto.
716 (*strlenqi_rex_1): Ditto.
717 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
718 prefix on the same line as the instruction for all asm dialects.
719 (sync_double_compare_and_swap<mode>): Ditto.
720 (*sync_double_compare_and_swapdi_pic): Ditto.
721 (*sync_compare_and_swap_cc<mode>): Ditto.
722 (sync_double_compare_and_swap_cc<mode>): Ditto.
723 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
724 (sync_old_add<mode>): Ditto.
725 (sync_add<mode>): Ditto.
726 (sync_sub<mode>): Ditto.
727 (sync_ior<mode>): Ditto.
728 (sync_and<mode>): Ditto.
729 (sync_xor<mode>): Ditto.
731 2007-08-16 Richard Sandiford <richard@codesourcery.com>
734 * reload.c (find_reloads): Check that the memory returned by
735 find_reloads_toplev was not the result of forcing a constant
737 (find_reloads_toplev): Always use simplify_gen_subreg to get
738 the subreg of a constant. If the result is also a constant,
739 but not a legitimate one, force it into the constant pool
740 and reload its address.
742 2007-08-15 David Edelsohn <edelsohn@gnu.org>
744 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
747 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
749 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
750 directive for the current vector ABI.
752 2007-08-15 Steve Ellcey <sje@cup.hp.com>
755 * caller-save.c (reg_save_code): Set invalide status on restore code.
757 2007-08-15 Diego Novillo <dnovillo@google.com>
759 * tree-ssa-alias.c (compute_memory_partitions): Use
760 alias_bitmap_obstack to allocate bitmaps.
761 (reset_alias_info): Factor out of init_alias_info.
762 Mark all name tags not associated to an SSA name for renaming.
763 (init_alias_info): Call it.
764 (create_name_tags): Tidy. Add comments.
765 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
767 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
769 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
770 scheduler dependencies.
772 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
774 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
776 (*iorsi_1_zext): Likewise.
777 (*iorsi_1_zext_imm): Likewise.
778 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
779 with "rm"/"xm" constraint.
780 (sse2_vmsqrtv2df2): Likewise.
782 2007-08-15 Jakub Jelinek <jakub@redhat.com>
785 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
788 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
790 * tree-pass.h (PROP_pta): Removed.
791 (TODO_rebuild_alias): New.
792 (pass_may_alias): Removed.
793 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
794 aliasing if we changed something.
795 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
797 (pass_may_alias): Removed.
798 (create_structure_vars): Return TODO_rebuild_alias.
799 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
800 * tree-sra.c (tree_sra): Only rebuild aliasing if something
802 (tree_sra_early): We never affect aliasing right now.
803 * tree-flow.h (compute_may_aliases): New prototype.
804 * passes.c: Remove pass_may_alias from the passes.
805 (execute_function_todo): Support TODO_rebuild_alias.
807 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
809 * i386.c: (legitimize_address): Move dllimported variable check
810 infront of legitimizing pic address of CONST symbols.
812 2007-08-14 Steve Ellcey <sje@cup.hp.com>
814 PR tree-optimization/32941
815 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
816 (goto_queue_cmp): Remove.
817 (find_goto_replacement): Change search method.
818 (maybe_record_in_goto_queue): Add assert.
819 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
820 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
822 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
824 * alias.c (component_uses_parent_alias_set): Constify.
825 * alias.h (component_uses_parent_alias_set): Likewise.
826 * cfgrtl.c (print_rtl_with_bb): Likewise.
827 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
828 mpz_get_double_int): Likewise.
829 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
830 mpz_get_double_int): Likewise.
831 * expr.c (is_aligning_offset, undefined_operand_subword_p,
832 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
834 * expr.h (safe_from_p): Likewise.
835 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
837 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
838 zero_sized_type, goa_lhs_expr_p): Likewise.
839 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
840 * rtl.h (print_rtl_with_bb): Likewise.
841 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
842 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
843 * tree-flow-inline.h (bb_stmt_list): Constify.
844 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
846 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
847 const_first_stmt, const_last_stmt): New.
848 (block_may_fallthru, empty_block_p): Constify.
849 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
850 EXPR_ONLY_BODY): New.
851 (expr_first, expr_last, expr_only): Use macro for body.
852 (const_expr_first, const_expr_last, const_expr_only): New.
853 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
854 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
855 ctsi_prev, ctsi_stmt): New.
856 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
857 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
858 * tree-ssa-loop-niter.c (loop_only_exit_p,
859 derive_constant_upper_bound): Likewise.
860 * tree-ssa-phiopt.c (empty_block_p): Likewise.
861 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
862 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
863 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
864 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
865 * tree.c (get_type_static_bounds): Likewise.
866 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
867 (get_type_static_bounds): Constify.
869 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
872 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
873 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
874 (*<addsub><mode>3_cc_overflow): New.
875 (*add<mode>3_cconly_overflow): New.
876 (*sub<mode>3_cconly_overflow): New.
877 (*<addsub>si3_zext_cc_overflow): New.
878 * config/i386/predicates.md (fcmov_comparison_operator): Accept
879 CCCmode for LTU, GTU, LEU and GEU.
880 (ix86_comparison_operator): Likewise.
881 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
882 * config/i386/i386.c (put_condition_code): Support CCCmode.
883 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
884 or MINUS expressions.
886 2007-08-14 Andrew Pinski <pinskia@gmail.com>
889 * c-typeck.c (build_binary_op): Disallow vector float types with
890 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
892 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
894 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
895 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
896 (dep_def): New typedef.
897 (init_dep_1, sd_debug_dep): Declare functions.
898 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
899 (debug_dep_links): Remove.
900 (struct _deps_list): New field 'n_links'.
901 (DEPS_LIST_N_LINKS): New macro.
902 (FOR_EACH_DEP_LINK): Remove.
903 (create_deps_list, free_deps_list, delete_deps_list): Remove
905 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
906 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
907 (copy_deps_list_change_con, move_dep_link): Ditto.
908 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
909 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
911 (INSN_BACK_DEPS): Remove.
912 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
914 (INSN_DEP_COUNT): Remove.
915 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
916 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
917 Declare global variables.
918 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
919 (add_forw_dep, compute_forward_dependences): Remove declarations.
920 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
921 (add_back_forw_dep, delete_back_forw_dep): Ditto.
922 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
924 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
926 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
927 (sd_list_types_def): New typedef.
928 (sd_next_list): Declare function.
929 (struct _sd_iterator): New type.
930 (sd_iterator_def): New typedef.
931 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
933 (FOR_EACH_DEP): New cycle wrapper.
934 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
936 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
937 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
940 * sched-deps.c (init_dep_1): Make global.
941 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
943 (dump_dep): New static function.
944 (dump_dep_flags): New static variable.
945 (sd_debug_dep): New function.
946 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
948 (move_dep_link): Use remove_from_deps_list (), instead of
950 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
951 (dep_link_is_detached_p): New static function.
952 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
954 (dn_pool, dl_pool): New alloc_pools.
955 (dn_pool_diff, dl_pool_diff): New static variables.
956 (create_dep_node, delete_dep_node): New static function.
957 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
958 (deps_list_empty_p): Make it static. Use 'n_links' field.
959 (deps_pools_are_empty_p): New static function.
960 (alloc_deps_list, delete_deps_list): Remove.
961 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
962 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
963 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
964 (forward_dependency_cache): Remove.
965 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
966 'back' from the names. Change signature to use dep_t instead of
968 (add_back_dep): Ditto. Make global.
969 (check_dep_status): Rename to check_dep ().
970 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
972 (sd_finish_insn): Ditto.
973 (sd_find_dep_between_no_cache): New static function.
974 (sd_find_dep_between): New function.
975 (ask_dependency_caches, set_dependency_caches): New static functions.
976 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
977 (add_or_update_dep_1): Separate pieces of functionality into
978 ask_dependency_caches (), update_dependency_caches (),
979 change_spec_dep_to_hard (), update_dep ().
980 (get_back_and_forw_lists): New static function.
981 (sd_add_dep): Separate setting of dependency caches into
982 set_dependency_caches ().
983 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
985 (sd_delete_dep): Ditto.
986 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
987 (dump_lists): New static function.
988 (sd_debug_lists): New debug function.
989 (delete_all_dependences, fixup_sched_groups): Update to use
991 (sched_analyze_2): Create data-speculative dependency only if
992 data-speculation is enabled.
993 (sched_analyze_insn): If insn cannot be speculative, make all its
994 dependencies non-speculative.
995 (sched_analyze): Use sd_init_insn ().
996 (add_forw_dep, compute_forward_dependencies): Remove.
997 (delete_dep_nodes_in_back_deps): New static function.
998 (sched_free_deps): New function.
999 (init_dependency_caches): Init alloc_pools.
1000 (extend_depedency_caches): Update after removing of
1001 forward_dependency_cache.
1002 (free_dependency_caches): Ditto. Free alloc_pools.
1003 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1004 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1006 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1007 (add_dependence): Use init_dep ().
1008 (get_dep_weak_1): New static function.
1009 (get_dep_weak): Move logic to get_dep_weak_1 ().
1010 (dump_ds): New static function moved from haifa-sched.c:
1011 debug_spec_status ().
1012 (debug_ds): New debug function.
1013 (check_dep_status): Rename to check_dep (). Update to check whole
1016 * haifa-sched.c (spec_info): Make global.
1017 (added_recovery_block_p): Rename to
1018 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1019 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1020 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1021 to use new interfaces.
1022 (ok_for_early_queue_removal): Ditto.
1023 (schedule_block): Initialize logical uids of insns emitted by the
1025 (sched_init): Initialize new variable.
1026 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1028 (extend_global): Initialize insn data.
1029 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1030 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1032 (add_to_speculative_block): Update to use new interfaces.
1033 (create_recovery_block): Set new variables.
1034 (create_check_block_twin, fix_recovery_deps): Update to use new
1036 (sched_insn_is_legitimate_for_speculation_p): New function.
1037 (speculate_insn): Move checking logic to
1038 sched_insn_is_legitimate_for_speculation_p ().
1039 (sched_remove_insn): Finalize sched-deps information of instruction.
1040 (clear_priorities, add_jump_dependencies): Update to use new
1042 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1044 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1045 to use new interfaces.
1046 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1047 (new_ready): Try to use control speculation only if it is available.
1048 (add_branch_dependences): Update to use new interfaces.
1049 (compute_block_backward_dependences): Rename to
1050 compute_block_dependences (). Call
1051 targetm.sched.dependencies_evaluation_hook ().
1052 (free_block_dependencies): New static function.
1053 (debug_dependencies): Update to use new interfaces.
1054 (schedule_region): Remove separate computation of forward dependencies.
1055 Move call of targetm.sched.dependencies_evaluation_hook () to
1056 compute_block_dependences (). Free dependencies at the end of
1057 scheduling the region.
1059 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1061 (add_deps_for_risky_insns): Ditto.
1062 (schedule_ebb): Remove separate computation of forward dependencies.
1063 Free dependencies at the end of scheduling the ebb.
1065 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1066 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1067 dependencies. Free sched-deps dependencies.
1069 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1070 to use new interfaces.
1071 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1073 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1075 (is_costly_group): Ditto.
1077 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1079 * alias.c (rtx_equal_for_memref_p): Constify.
1080 * basic-block.h (const_edge, const_basic_block): New.
1081 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1082 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1083 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1084 probably_never_executed_bb_p, edge_probability_reliable_p,
1085 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1086 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1088 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1089 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1091 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1092 flow_nodes_print, dfs_enumerate_from): Likewise.
1093 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1094 control_flow_insn_p, count_basic_blocks): Likewise.
1095 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1096 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1097 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1098 average_num_loop_insns, loop_exit_edge_p,
1099 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1100 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1101 average_num_loop_insns, seq_cost): Likewise.
1102 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1103 * dominance.c (dominated_by_p): Likewise.
1104 * emit-rtl.c (validate_subreg): Likewise.
1105 * except.c (can_throw_internal, can_throw_external): Likewise.
1106 * except.h (can_throw_internal, can_throw_external): Likewise.
1107 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1108 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1109 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1110 simple_mem, store_ops_ok, load_kills_store, find_loads,
1111 store_killed_in_insn, store_killed_after, store_killed_before,
1112 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1114 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1115 noce_mem_write_may_trap_or_fault_p): Likewise.
1116 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1118 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1120 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1121 probably_cold_bb_p, probably_never_executed_bb_p,
1122 edge_probability_reliable_p, br_prob_note_reliable_p,
1123 can_predict_insn_p): Likewise.
1124 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1125 * resource.c (return_insn_p): Likewise.
1126 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1128 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1129 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1130 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1131 verify_gimple_modify_stmt): Likewise.
1132 * tree-chrec.c (is_not_constant_evolution,
1133 is_multivariate_chrec_rec, is_multivariate_chrec,
1134 chrec_contains_symbols, chrec_contains_undetermined,
1135 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1136 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1137 eq_evolutions_p, scev_direction): Likewise.
1138 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1139 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1140 chrec_contains_symbols_defined_in_loop,
1141 chrec_contains_undetermined, tree_contains_chrecs,
1142 evolution_function_is_affine_multivariate_p,
1143 evolution_function_is_univariate_p, chrec_zerop,
1144 evolution_function_is_constant_p, evolution_function_is_affine_p,
1145 evolution_function_is_affine_or_constant_p,
1146 tree_does_not_contain_chrecs, chrec_type): Likewise.
1147 * tree-data-ref.c (tree_fold_divides_p,
1148 object_address_invariant_in_loop_p, dr_may_alias_p,
1149 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1150 same_access_functions, constant_access_functions,
1151 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1153 * tree-flow.h (scev_direction): Likewise.
1154 * tree-gimple.c (is_gimple_stmt): Likewise.
1155 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1157 * tree-pretty-print.c (op_prio): Likewise.
1158 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1159 analyzable_condition, backedge_phi_arg_p): Likewise.
1160 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1161 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1162 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1165 2007-08-13 Dan Hipschman <dsh@google.com>
1168 * c-format.c (check_format_arg): Move check for zero-length
1169 format strings below the check for unterminated strings.
1171 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1174 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1177 2007-08-13 Nick Clifton <nickc@redhat.com>
1179 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1181 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1184 * c-format.c (gcc_gfc_length_specs): New array.
1185 (gcc_gfc_char_table): Add unsigned specifier, and references to
1186 the l length modifier.
1187 (format_types_orig): Use the new gcc_gfc_length_specs.
1189 2007-08-12 Sa Liu <saliu@de.ibm.com>
1191 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1192 and with REG_RETVAL note after split.
1194 2007-08-11 David Daney <ddaney@avtrex.com>
1196 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1197 as ATTRIBUTE_UNUSED.
1199 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1200 Segher Boessenkool <segher@kernel.crashing.org>
1202 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1203 HAVE_LOCAL_CPU_DETECT not defined.
1205 2007-08-11 Jan Hubicka <jh@suse.cz>
1207 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1208 (cgraph_process_new_functions): Honor previous value of
1209 disregard_inline_limits.
1210 * ipa-inline.c (compute_inline_parameters): Likewise.
1212 2007-08-11 Ian Lance Taylor <iant@google.com>
1214 * alias.h (alias_set_type): Define new type.
1215 (ALIAS_SET_MEMORY_BARRIER): Use it.
1216 * rtl.h: Include alias.h.
1217 (struct mem_attrs): Use alias_set_type.
1218 * tree.h: Include alias.h
1219 (struct tree_type): Use alias_set_type.
1220 (struct tree_struct_field_tag): Likewise.
1221 (struct tree_decl_common): Likewise.
1222 * alias.c (struct alias_set_entry): Use alias_set_type.
1223 (get_alias_set_entry, alias_set_subset_of): Likewise.
1224 (alias_sets_conflict_p): Likewise.
1225 (alias_sets_must_conflict_p): Likewise.
1226 (objects_must_conflict_p): Likewise.
1227 (get_alias_set, new_alias_set): Likewise.
1228 (record_alias_subset, record_component_aliases): Likewise.
1229 (varargs_set, frame_set): Change to alias_set_type.
1230 (get_varargs_alias_set): Use alias_set_type.
1231 (get_frame_alias_set): Likewise.
1232 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1233 * dse.c (struct store_info): Use alias_set_type.
1234 (struct read_info, struct clear_alias_mode_holder): Likewise.
1235 (clear_alias_set_lookup, canon_address): Likewise.
1236 (record_store, check_mem_read_rtx): Likewise.
1237 (dse_record_singleton_alias_set): Likewise.
1238 (dse_invalidate_singleton_alias_set): Likewise.
1239 * emit-rtl.c (get_mem_attrs): Likewise.
1240 (set_mem_attributes_minus_bitpos): Likewise.
1241 (set_mem_alias_set): Likewise.
1242 * expr.c (store_constructor_field, store_field): Likewise.
1243 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1244 * langhooks.c (lhd_get_alias_set): Likewise.
1245 * langhooks-def.h (lhd_get_alias_set): Likewise.
1246 * reload1.c (alter_reg): Likewise.
1247 * tree-flow.h (struct fieldoff): Likewise.
1248 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1249 (may_alias_p, get_smt_for, create_sft): Likewise.
1250 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1251 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1252 (merge_smts_into): Likewise.
1253 * varasm.c (const_alias_set): Likewise.
1254 * c-common.c (strict_aliasing_warning): Likewise.
1255 (c_common_get_alias_set): Likewise.
1256 * dse.h (dse_record_singleton_alias_set): Update declaration.
1257 (dse_invalidate_singleton_alias_set): Likewise.
1258 * emit-rtl.h (set_mem_alias_set): Likewise.
1259 * c-common.h (c_common_get_alias_set): Likewise.
1260 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1261 * print-tree.c (print_node): Likewise.
1262 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1264 (alpha_setup_incoming_varargs): Use alias_set_type.
1265 * config/i386/i386.c (setup_incoming_varargs_64): Use
1267 (setup_incoming_varargs_ms_64): Likewise.
1268 (ix86_GOT_alias_set): Likewise.
1269 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1270 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1271 (set): Change to alias_set_type.
1272 (get_TOC_alias_set): Use alias_set_type.
1273 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1275 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1276 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1278 (struct_value_alias_set): Likewise.
1279 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1281 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1283 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1284 * config/vxworks.h (TARGET_VXWORKS): Override.
1285 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1286 "mips" if TARGET_VXWORKS.
1288 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1290 * calls.c (avoid_likely_spilled_reg): New function.
1291 (expand_call): Use it.
1293 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1295 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1297 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1299 * config/mips/predicates.md (const_call_insn_operand): Invoke
1300 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1302 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1305 * config/rs6000/driver-rs6000.c: Include link.h.
1306 Use ElfW instead of wordsize-specif typedef.
1308 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1310 * system.h (CONST_CAST): New.
1311 * c-decl.c (c_make_fname_decl): Use it.
1312 * c-lex.c (cb_ident, lex_string): Likewise.
1313 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1314 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1315 give_switch, set_multilib_dir): Likewise.
1316 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1317 * passes.c (execute_one_pass): Likewise.
1318 * prefix.c (update_path): Likewise.
1319 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1320 * tree.c (build_string): Likewise.
1322 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1324 * tree-flow-inline.h (is_exec_stmt): Remove.
1325 (is_label_stmt): Remove.
1326 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1329 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1331 * lower-subreg.c (resolve_shift_zext): Don't adjust
1332 src_reg_num for wordmode operands.
1334 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1335 David Ung <davidu@mips.com>
1337 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1338 (TARGET_SCHED_REORDER2): Define.
1339 (mips_maybe_swap_ready): New.
1340 (mips_last_74k_agen_insn): New.
1341 (mips_74k_agen_init): New.
1342 (mips_74k_agen_reorder): New function to group loads and stores
1344 (mips_sched_init): New.
1345 (mips_sched_reorder): Don't do initialization here. Call
1346 mips_74k_agen_reorder.
1347 (mips_variable_issue): Call mips_74k_agen_init.
1349 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1351 * tree-flow-inline.h (get_filename): Remove.
1353 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1355 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1357 (mips_fetch_insns): Delete in favor of...
1358 (mips_load_store_insns): ...this new function.
1359 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1360 to say whether multiword moves _might_ be split.
1361 (mips_fetch_insns): Delete in favor of...
1362 (mips_load_store_insns): ...this new function.
1363 (mips_rtx_costs): Update the call to mips_address_insns.
1364 (mips_address_cost): Likewise.
1365 * config/mips/mips.md (length): Use mips_load_store_insns instead
1366 of mips_fetch_insns.
1367 * config/mips/constraints.md (R): Use mips_address_insns rather
1368 than mips_fetch_insns. Assume that the move never needs to be split.
1370 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1372 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1373 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1374 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1375 * config/mips/mips.h (mips16_hard_float): Delete.
1376 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1377 definitions, and replace with....
1378 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1379 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1380 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1381 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1382 (override_options): Replace MASK_SOFT_FLOAT references with
1383 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1384 and mips16_hard_float when TARGET_MIPS16.
1386 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1389 * c-typeck.c (build_binary_op): Check for non pointer types before
1390 calling int_fits_type_p.
1392 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1395 * fold-const.c (omit_one_operand): Return only the ommitted expression
1396 if the result is an empty statement.
1397 (pedantic_omit_one_operand): Likewise.
1399 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1401 * c-typeck.c (readonly_error): Improve error for assignment.
1403 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1405 (pp_c_expression): Ditto.
1407 2007-08-09 Simon Baldwin <simonb@google.com>
1409 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1410 break that was preventing simplify_associative_operation() for xor.
1412 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1413 Nigel Stephens <nigel@mips.com>
1415 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1416 Document change in interpretation of value from boolean to
1418 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1419 ffs and ctz using clz.
1420 (expand_unop): Call them.
1421 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1423 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1424 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1425 enable the new ffs expansion on this target.
1427 2007-08-09 Jan Hubicka <jh@suse.cz>
1429 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1430 (expand_ternary_op): Likewise.
1431 (expand_vec_shift_expr): Likewise.
1432 (expand_binop_directly): Likewise.
1433 (expand_binop): Likewise.
1434 (sign_expand_binop): Likewise.
1435 (expand_twoval_unop): Likewise.
1436 (expand_twoval_binop): Likewise.
1437 (expand_twoval_binop_libfunc): Likewise.
1438 (widen_clz): Likewise.
1439 (widen_bswap): Likewise.
1440 (expand_parity): Likewise.
1441 (expand_unop): Likewise.
1442 (expand_abs_nojump): Likewise.
1443 (expand_copysign): Likewise.
1444 (emit_no_conflict_block): Likewise.
1445 (emit_libcall_block): Likewise.
1446 (can_compare_p): Likewise.
1447 (prepare_cmp_insn): Likewise.
1448 (emit_cmp_and_jump_insn_1): Likewise.
1449 (prepare_float_lib_cmp): Likewise.
1450 (emit_conditional_add): Likewise.
1451 (gen_add2_insn): Likewise.
1452 (have_add2_insn): Likewise.
1453 (gen_sub2_insn): Likewise.
1454 (have_sub2_insn): Likewise.
1455 (can_extend_p): Likewise.
1456 (can_fix_p): Likewise.
1457 (can_float_p): Likewise.
1458 (expand_float): Likewise.
1459 (expand_fix): Likewise.
1460 (expand_sfix_optab): Likewise.
1461 (new_optab): Likewise.
1462 (new_convert_optab): Likewise.
1463 (init_libfuncs): Likewise.
1464 (init_interclass_conv_libfuncs): Likewise.
1465 (init_intraclass_conv_libfuncs): Likewise.
1466 (set_conv_libfunc): Likewise.
1467 (init_optabs): Likewise.
1468 (debug_optab_libfuncs): Likewise.
1469 (gen_cond_trap): Likewise.
1470 * optabs.h (optab_handler, convert_optab_hanlder): New.
1471 * genopinit.c: Update optabs generation table.
1472 * reload.c (find_reloads_address_1): Use optabs accestors.
1473 * builtins.c (expand_builtin_mathfn): Likewise.
1474 (expand_builtin_mathfn_2): Likewise.
1475 (expand_builtin_mathfn_3): Likewise.
1476 (expand_builtin_interclass_mathfn): Likewise.
1477 (expand_builtin_sincos): Likewise.
1478 (expand_builtin_cexpi): Likewise.
1479 (expand_builtin_powi): Likewise.
1480 (expand_builtin_strlen): Likewise.
1481 * dojump.c (do_jump): Likewise.
1482 * expr.c (convert_move): Likewise.
1483 (move_by_pieces): Likewise.
1484 (move_by_pieces_ninsns): Likewise.
1485 (can_store_by_pieces): Likewise.
1486 (store_by_pieces_1): Likewise.
1487 (emit_move_via_integer): Likewise.
1488 (emit_move_complex): Likewise.
1489 (emit_move_ccmode): Likewise.
1490 (emit_move_insn_1): Likewise.
1491 (emit_single_push_insn): Likewise.
1492 (store_constructor): Likewise.
1493 (expand_expr_real_1): Likewise.
1494 (do_store_flag): Likewise.
1495 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1496 (enumerate_modes): Likewise.
1497 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1498 (supportable_widening_operation): Likewise.
1499 (supportable_narrowing_operation): Likewise.
1500 * expmed.c (store_bit_field_1): Likewise.
1501 (extract_bit_field_1): Likewise.
1502 (expand_mult_highpart_optab): Likewise.
1503 (expand_smod_pow2): Likewise.
1504 (expand_divmod): Likewise.
1505 (emit_store_flag): Likewise.
1506 * tree-vect-patterns.c
1507 (vect_pattern_recog_1): Likewise.
1508 * tree-ssa-loop-prefetch.c
1509 (nontemporal_store_p): Likewise.
1510 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1511 (vect_create_epilog_for_reduction): Likewise.
1512 (vectorizable_reduction): Likewise.
1513 (vectorizable_operation): Likewise.
1514 (vect_strided_store_supported): Likewise.
1515 (vectorizable_store): Likewise.
1516 (vect_strided_load_supported): Likewise.
1517 (vectorizable_load): Likewise.
1518 * combine.c (simplify_comparison): Likewise.
1519 * tree-vect-generic.c
1520 (type_for_widest_vector_mode): Likewise.
1521 (expand_vector_operations_1): Likewise.
1522 * config/spu/spu.c (spu_expand_mov): Likewise.
1523 (spu_emit_vector_compare): Likewise.
1524 * config/rs6000/rs6000.c
1525 (rs6000_emit_vector_compare): Likewise.
1526 * stmt.c (add_case_node): Likewise.
1527 * reload1.c (gen_reload):
1529 2007-08-09 Michael Matz <matz@suse.de>
1531 * tree.h (fixed_zerop): Declare as taking a const_tree.
1532 * tree.c (fixed_zerop): Take a const_tree.
1534 2007-08-09 Ira Rosen <irar@il.ibm.com>
1536 * tree-vect-transform.c (vectorizable_store): Remove call to
1537 copy_virtual_operands() and call mark_symbols_for_renaming() for
1538 the created vector store.
1539 (vect_setup_realignment): Don't call copy_virtual_operands() and
1540 update_vuses_to_preheader().
1541 (vectorizable_load): Don't call copy_virtual_operands().
1542 (update_vuses_to_preheader): Remove.
1544 2007-08-08 Chao-ying Fu <fu@mips.com>
1546 * tree.def (FIXED_POINT_TYPE): New type.
1547 (FIXED_CST): New constant.
1548 (FIXED_CONVERT_EXPR): New expr.
1549 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1550 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1551 * tree.h (struct tree_base): Add saturating_flag.
1552 Remove one bit of spare for saturating_flag.
1553 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1554 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1555 FIXED_POINT_TYPE_P): Define.
1556 (TYPE_SATURATING): Define.
1557 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1558 (struct tree_fixed_cst): New.
1559 (TYPE_IBIT, TYPE_FBIT): Define.
1560 (tree_node): Add fixed_cst.
1561 (enum tree_index): Add new enumeration values of
1562 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1563 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1564 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1565 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1566 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1567 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1568 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1569 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1570 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1571 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1572 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1573 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1574 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1575 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1576 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1577 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1578 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1579 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1580 (sat_short_fract_type_node, sat_fract_type_node,
1581 sat_long_fract_type_node, sat_long_long_fract_type_node,
1582 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1583 sat_unsigned_long_fract_type_node,
1584 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1585 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1586 unsigned_short_fract_type_node, unsigned_fract_type_node,
1587 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1588 sat_short_accum_type_node, sat_accum_type_node,
1589 sat_long_accum_type_node, sat_long_long_accum_type_node,
1590 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1591 sat_unsigned_long_accum_type_node,
1592 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1593 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1594 unsigned_short_accum_type_node, unsigned_accum_type_node,
1595 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1596 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1597 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1598 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1599 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1600 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1601 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1602 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1603 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1604 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1605 sat_uda_type_node, sat_uta_type_node): New macro.
1606 (make_fract_type, make_accum_type): Declare.
1607 (make_signed_fract_type, make_unsigned_fract_type,
1608 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1609 make_signed_accum_type, make_unsigned_accum_type,
1610 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1611 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1612 make_or_reuse_sat_signed_fract_type,
1613 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1614 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1615 make_or_reuse_sat_unsigned_accum_type): New macro.
1616 (fixed_zerop): Declare.
1617 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1618 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1619 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1620 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1621 * treestruct.def: Add TS_FIXED_CST.
1622 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1624 (tree-dump.o): Likewise.
1625 (print-tree.o): Likewise.
1626 (tree-pretty-print.o): Likewise.
1627 (fold-const.o): Likewise.
1628 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1629 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1630 (is_gimple_min_invariant): Handle FIXED_CST.
1631 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1632 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1633 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1634 (layout_type): Handle FIXED_POINT_TYPE.
1635 (make_fract_type, make_accum_type): New functions.
1636 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1637 * tree-dump.c (fixed-value.h): New include.
1638 (dump_fixed): New function.
1639 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1640 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1641 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1642 * tree-pretty-print.c (fixed-value.h): New include.
1643 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1645 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1646 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1647 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1648 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1649 for non-saturating fixed-point types.
1650 (reassociate_bb): Likewise.
1651 * emit-rtl.c (fixed-value.h): New include.
1652 (fconst0, fconst1): New array.
1653 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1654 * tree-vect-generic.c expand_vector_operation): Support
1655 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1657 (type_for_widest_vector_mode): Add one parameter for the
1659 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1661 Pass the satp parameter to type_for_mode for fixed-point types.
1662 (expand_vector_operations_1): Pass the saturating flag to
1663 type_for_widest_vector_mode.
1664 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1665 and MODE_VECTOR_UACCUM.
1666 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1667 (vectorizable_condition): Likewise.
1668 * tree.c (fixed-value.h): New include.
1669 (tree_code_size): Support FIXED_CST.
1670 (build_fixed): New function.
1671 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1672 (fixed_zerop): New function.
1673 (tree_node_structure): Support FIXED_CST.
1674 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1675 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1676 (type_hash_eq): Handle FIXED_POINT_TYPE.
1677 (simple_cst_equal): Support FIXED_CST.
1678 (iterative_hash_expr): Handle FIXED_CST.
1679 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1680 (get_narrower): Likewise.
1681 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1682 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1683 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1684 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1686 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1687 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1688 (initializer_zerop): Support FIXED_CST.
1689 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1690 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1691 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1692 (is_base_type): Handle FIXED_POINT_TYPE.
1693 (add_type_attribute): Handle FIXED_POINT_TYPE.
1694 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1695 * print-tree.c (fixed-value.h): New include.
1696 (print_node_brief): Support FIXED_CST.
1697 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1698 * c-pretty-print.c (fixed-value.h): New include.
1699 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1700 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1701 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1702 Support fixed-point types for inner items in VECTOR_TYPE.
1703 (pp_c_direct_declarator): Likewise.
1704 (pp_c_declarator): Likewise.
1705 (pp_c_fixed_constant): New function.
1706 (pp_c_constant): Handle FIXED_CST.
1707 (pp_c_primary_expression): Likewise.
1708 (pp_c_expression): Likewise.
1709 * fold-const.c (fixed-value.h): New include.
1710 (negate_expr_p): Return true for FIXED_CST.
1711 (fold_negate_expr): Support FIXED_CST.
1712 (split_tree): Support FIXED_CST.
1713 (const_binop): Support FIXED_CST.
1714 (fold_convert_const_int_from_fixed): New function to convert from
1716 (fold_convert_const_real_from_fixed): New function to convert from
1718 (fold_convert_const_fixed_from_fixed): New function to convert from
1719 fixed to another fixed.
1720 (fold_convert_const_fixed_from_int): New function to convert from
1722 (fold_convert_const_fixed_from_real): New function to convert from
1724 (fold_convert_const): Support conversions from fixed to int, from
1725 fixed to real, from fixed to fixed, from int to fixed, and from real
1727 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1728 (operand_equal_p): Support FIXED_CST.
1729 (make_range): For fixed-point modes, we need to pass the
1730 saturating flag as the 2nd parameter.
1731 (tree_swap_operands_p): Handle FIXED_CST.
1732 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1734 (fold_unary): Support FIXED_CONVERT_EXPR.
1735 (fold_binary): Handle FIXED_CST.
1736 Make sure the type is not saturating, before associating operations.
1737 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1738 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1739 (fold_negate_const): Support FIXED_CST.
1740 (fold_relational_const): Support FIXED_CST.
1741 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1742 (gimplify_expr): Handle FIXED_CST.
1743 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1744 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1745 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1746 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1747 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1748 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1749 LONG_LONG_ACCUM_TYPE_SIZE.
1750 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1751 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1752 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1753 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1754 MODE_ACCUM, and MODE_UACCUM.
1755 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1756 fixed-point types to disable reduction.
1757 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1759 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1761 * config/rs6000/x-rs6000: New file.
1762 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1763 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1764 (EXTRA_SPEC_FUNCTIONS): Define.
1765 (HAVE_LOCAL_CPU_DETECT): Define.
1766 (CC1_CPU_SPEC): Define.
1767 * config/rs6000/driver-rs6000.c: New file.
1768 * config/rs6000/aix.h (CC1_SPEC): Define.
1769 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1770 * config.host: Add x-rs6000 to host_xmake_file if host and target
1771 are rs6000 or powerpc.
1773 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1775 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1777 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1778 Sandra Loosemore <sandra@codesourcery.com>
1779 Chao-ying Fu <fu@mips.com>
1780 Nigel Stephens <nigel@mips.com>
1781 David Ung <davidu@mips.com>
1783 * doc/invoke.texi (-mcode-readable): Document.
1784 * config/mips/mips.opt (mcode-readable): New option.
1785 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1786 * config/mips/mips.h (mips_code_readable_setting): New enum.
1787 (mips_code_readable): Declare.
1788 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1789 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1790 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1791 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1792 boiler-plate comments.
1793 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1794 * config/mips/mips.c (mips_code_readable): New variable.
1795 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1796 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1797 context and -mcode-readable setting to restrict the use of
1798 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1799 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1800 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1801 (mips_blocks_for_constant_p): Only return false for
1802 TARGET_MIPS16_PCREL_LOADS.
1803 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1804 for MIPS16. Handle SYMBOL_32_HIGH.
1805 (mips_const_insns): Allow HIGHs for MIPS16 too.
1806 (mips_unspec_address_offset): New function, split out from...
1807 (mips_unspec_address): ...here.
1808 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1809 16-bit symbolic constants. Assert approropiate conditions for
1810 using the "la" and "dla" macros.
1811 (mips_handle_option): Handle -mcode-readable=.
1812 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1813 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1814 (mips_strip_unspec_address): New function, split out from...
1815 (print_operand_reloc): ...here.
1816 (print_operand): Pass constants through mips_strip_unspec_address.
1817 (print_operand_address): Likewise.
1818 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1819 (mips_select_rtx_section): Remove MIPS16 handling.
1820 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1821 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1822 (mips16_lay_out_constants): Do nothing unless
1823 TARGET_MIPS16_PCREL_LOADS.
1824 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1825 * config/mips/mips.md: Split HIGHs for MIPS16.
1826 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1828 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1830 * config/mips/mips-protos.h (mips_emit_move): Declare.
1831 * config/mips/mips.c (mips_emit_move): New function.
1832 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1833 (mips_legitimize_const_move): Likewise.
1834 (mips_legitimize_move): Likewise.
1835 (mips_split_64bit_move): Likewise.
1836 (mips_restore_gp): Likewise.
1837 (mips_load_call_address): Likewise.
1838 (mips_emit_fcc_reload): Likewise.
1839 (mips_set_return_address): Likewise.
1840 (mips_block_move_straight): Likewise.
1841 (mips_block_move_loop): Likewise.
1842 (mips_setup_incoming_varargs): Likewise.
1843 (mips_save_reg): Likewise.
1844 (mips_expand_prologue): Likewise.
1845 (mips_restore_reg): Likewise.
1846 (mips_expand_epilogue): Likewise.
1847 (mips_output_mi_thunk): Likewise.
1848 (build_mips16_call_stub): Likewise.
1849 (mips_builtin_branch_and_move): Likewise.
1850 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1851 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1852 (fixuns_truncdfdi2): Likewise.
1853 (fixuns_truncsfsi2): Likewise.
1854 (fixuns_truncsfdi2): Likewise.
1855 (loadgp_absolute): Likewise.
1856 (builtin_setjmp_setup): Likewise.
1857 (builtin_longjmp): Likewise.
1858 (untyped_call): Likewise.
1860 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1862 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1863 an "rtx *" argument. Return a bool.
1864 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1865 values and return true if they can be split. Take the same kind of
1866 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1867 and store the lo_sum there if nonnull. Use the symbol type to
1868 determine whether a $gp or HIGH is needed.
1869 (mips_legitimize_address): Update call to mips_split_symbol and
1870 simplify accordingly.
1871 (mips_legitimize_const_move): Likewise.
1872 * config/mips/mips.md: In the combine define_split,
1873 check mips_split_symbol instead of splittable_symbolic_operand.
1874 Update use of mips_split_symbol in the generator code.
1875 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1877 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1879 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1880 (mips_symbol_insns_1): New function, split out from...
1881 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1882 and stores separately from load addresses.
1883 (mips_classify_address): Replace uses of mips_symbolic_address_p
1884 with uses of mips_symbol_insns.
1885 (mips_address_insns): Update calls to mips_symbol_insns.
1886 (mips_const_insns): Likewise.
1887 (mips_legitimize_address): Likewise.
1889 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1891 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1892 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1893 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1894 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1895 non-call contexts if TARGET_MIPS16.
1896 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1897 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1898 code for SYMBOL_ABSOLUTE.
1899 (mips_symbol_insns): Likewise.
1901 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1903 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1904 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1905 (mips_symbolic_constant_p): Likewise. Update the call to
1906 mips_classify_symbol.
1907 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1908 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1909 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1910 (print_operand_reloc): Add a context argument. Update the call to
1911 mips_symbolic_constant_p.
1912 (print_operand): Update the calls to print_operand_reloc.
1913 (print_operand_address): Use print_operand_reloc rather than
1915 (mips_rewrite_small_data_p): Add a context argument. Update the call
1916 to mips_symbolic_constant_p.
1917 (mips_small_data_pattern_1): Make DATA the containing mem.
1918 Update the call to mips_rewrite_small_data_p.
1919 (mips_rewrite_small_data_1): Likewise.
1920 (mips_use_anchors_for_symbol_p): Update the call to
1921 mips_symbolic_constant_p.
1922 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1923 (splittable_symbolic_operand): Likewise.
1924 (move_operand): Likewise.
1925 (absolute_symbolic_operand): Likewise.
1926 (got_disp_operand): Likewise.
1927 (got_page_ofst_operand): Likewise.
1929 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1931 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1932 (SYMBOL_ABSOLUTE): ...this.
1933 (SYMBOL_SMALL_DATA): Rename to...
1934 (SYMBOL_GP_RELATIVE): ...this.
1935 (SYMBOL_CONSTANT_POOL): Rename to...
1936 (SYMBOL_PC_RELATIVE): ...this.
1937 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1938 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1939 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1940 after above changes.
1941 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1942 (general_symbolic_operand): Rename to...
1943 (absolute_symbolic_operand): ...this.
1944 * config/mips/mips.md: Update after above changes.
1946 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1947 Revital Eres <eres@il.ibm.com>
1949 * ddg.c (print_ddg): Add dump information.
1950 * modulo-sched.c (print_node_sched_params): Add parameter and
1952 (calculate_maxii): Remove function.
1953 (undo_generate_reg_moves): Likewise.
1954 (undo_permute_partial_schedule): Likewise.
1955 (kernel_number_of_cycles): Likewise.
1956 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1957 (sms_schedule): Use it. Remove profitability checks.
1958 (sms_schedule_by_order): Fix order of nodes within the cycle.
1960 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1962 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1963 -profile option, add pie support.
1964 (ENDFILE_SPEC): New spec.
1965 * config/gnu.h (LIB_SPEC): Add -profile option.
1967 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1969 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1970 * config/gnu.h (LIB_SPEC): Likewise.
1972 2007-08-07 Yaz Saito <saito@google.com>
1973 Ian Lance Taylor <iant@google.com>
1975 * common.opt (finstrument-functions-exclude-function-list): New
1977 (finstrument-functions-exclude-file-list): New option.
1978 * opts.c (char_p): Define and DEF_VEC.
1979 (flag_instrument_functions_exclude_functions): New static
1981 (flag_instrument_functions_exclude_files): New static variable.
1982 (add_instrument_functions_exclude_list): New static function.
1983 (flag_instrument_functions_exclude_p): New function.
1984 (common_handle_option): Handle new options.
1985 * flags.h (flag_instrument_functions_exclude_p): Declare.
1986 * gimplify.c (gimplify_function_tree): Call
1987 flag_instrument_functions_exclude_p.
1988 * doc/invoke.texi (Option Summary): Mention new options.
1989 (Code Gen Options): Document new options.
1991 2007-08-07 Ian Lance Taylor <iant@google.com>
1993 PR rtl-optimization/32776
1994 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1995 (resolve_use): Likewise.
1996 (decompose_multiword_subregs): Remove "changed" local variable.
1998 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2000 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2001 * configure: Regenerate.
2002 * config.in: Regenerate.
2003 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2006 2007-08-07 Ian Lance Taylor <iant@google.com>
2008 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2009 note, just delete the insn.
2011 2007-08-07 Andreas Schwab <schwab@suse.de>
2014 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2017 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2019 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2020 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2021 (decompose_multiword_subregs): Use the functions above to decompose
2022 multiword shifts and zero-extends.
2024 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2026 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2027 "assemble" descriptions which were swapped.
2029 2007-08-06 Chao-ying Fu <fu@mips.com>
2031 * fixed-value.h: New file.
2032 * fixed-value.c: New file.
2033 * Makefile.in (OBJS-common): Add fixed-value.o.
2034 (fixed-value.o): New rule.
2035 (GTFILES): Add fixed-value.h.
2036 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2037 to compare a.low and b.low.
2038 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2040 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2041 Daniel Jacobowitz <dan@codesourcery.com>
2044 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2046 (x86_64-*-netbsd*): Likewise.
2047 (x86_64-*-linux*): Likewise.
2048 (x86_64-*-kfreebsd*-gnu): Likewise.
2049 (x86_64-*-knetbsd*-gnu): Likewise.
2050 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2052 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2054 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2055 Add -fno-asynchronous-unwind-tables.
2057 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2058 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2059 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2060 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2061 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2063 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2065 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2066 (TARGET_C_MODE_FOR_SUFFIX): New.
2068 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2070 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2072 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2074 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2076 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2078 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2079 before checking function returns in conditional expressions.
2081 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2084 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2086 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2089 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2090 for INTEGRAL_TYPE_P.
2092 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2094 * configure.ac: Remove --enable-checking=df from default settings.
2095 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2096 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2097 if the parameter is true.
2098 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2099 DF_VERIFY_SCHEDULED flag is true.
2100 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2101 (df_finish_pass): Adjust prototype.
2102 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2105 * see.c (pass_see): Add TODO_df_verify.
2106 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2107 * global.c (rest_of_handle_global_alloc): Schedule verification
2109 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2111 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2112 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2113 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2115 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2116 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2117 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2119 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2120 Revital Eres <eres@il.ibm.com>
2122 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2124 * ddg.c (create_ddg_dependence): Rename to...
2125 (create_ddg_dep_from_intra_loop_link): This. Do not check
2126 for interloop edges. Do not create anti dependence edge when
2127 a true dependence edge exists in the opposite direction and
2128 -fmodulo-sched-allow-regmoves is set.
2129 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2130 (add_cross_iteration_register_deps): Create anti dependence edge
2131 when -fno-modulo-sched-allow-regmoves is set.
2132 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2134 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2136 * config/arm/arm.md (movsi): Add braces.
2138 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2141 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2142 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2144 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2146 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2148 * cfgloopmanip.c (remove_path, create_preheaders,
2149 force_single_succ_latches, fix_loop_structure): Ditto.
2150 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2151 tree_duplicate_loop_to_header_edge): Ditto.
2152 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2153 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2155 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2156 cleanup_tree_cfg): Ditto.
2157 * tree-cfg.c (tree_merge_blocks): Ditto.
2158 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2159 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2160 loop_preheader_edge, single_exit): Ditto.
2161 (flow_loops_find): Do not clear loops->state.
2162 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2163 loops_state_clear): New functions.
2165 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2168 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2169 when adding to the base and convert ELT to sizetype instead of type.
2171 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2174 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2175 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2177 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2180 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2181 correct type the negate expression.
2183 2007-08-03 Jan Hubicka <jh@suse.cz>
2185 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2188 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2190 * config/rs6000/rs6000.c (struct processor_cost): Change
2191 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2192 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2194 (rios1_costs, rios2_cost): Correct cache line size.
2195 (rs6000_override_options): Set l2-cache-size parameter.
2197 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2198 Diego Novillo <dnovillo@google.com>
2201 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2202 if the range includes 0.
2204 2007-08-03 Ben Elliston <bje@au.ibm.com>
2206 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2207 mode to unspec expressions to silence a warning from the generator
2210 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2212 * config/ia64/constraints.md ("U"): Make constraint vector only.
2214 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2217 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2218 always_inline attribute on the function decl.
2220 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2223 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2224 if we are compiling with -fPIC.
2226 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2227 Nigel Stephens <nigel@mips.com>
2229 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2230 Define for MIPS32 and MIPS64.
2232 2007-08-02 Nick Clifton <nickc@redhat.com>
2234 * config/host-hpux.c: Change copyright header to refer to version
2235 3 of the GNU General Public License and to point readers at the
2236 COPYING3 file and the FSF's license web page.
2237 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2238 config/alpha/linux.h, config/alpha/alpha.opt,
2239 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2240 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2241 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2242 config/alpha/alpha.h, config/alpha/sync.md,
2243 config/alpha/openbsd.h, config/alpha/alpha.md,
2244 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2245 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2246 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2247 config/alpha/constraints.md, config/alpha/osf.h,
2248 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2249 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2250 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2251 config/frv/frv-asm.h, config/frv/frv-protos.h,
2252 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2253 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2254 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2255 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2256 config/s390/s390.opt, config/s390/s390-modes.def,
2257 config/s390/fixdfdi.h, config/s390/constraints.md,
2258 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2259 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2260 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2261 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2262 config/m32c/prologue.md, config/m32c/m32c.abi,
2263 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2264 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2265 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2266 config/m32c/jump.md, config/m32c/shift.md,
2267 config/m32c/m32c-protos.h, config/libgloss.h,
2268 config/spu/spu-protos.h, config/spu/predicates.md,
2269 config/spu/spu-builtins.h, config/spu/spu.c,
2270 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2271 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2272 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2273 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2274 config/sparc/hypersparc.md, config/sparc/predicates.md,
2275 config/sparc/linux.h, config/sparc/sp64-elf.h,
2276 config/sparc/supersparc.md, config/sparc/cypress.md,
2277 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2278 config/sparc/niagara.md, config/sparc/sparc.md,
2279 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2280 config/sparc/sparc.opt, config/sparc/sync.md,
2281 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2282 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2283 config/sparc/sparc.c, config/sparc/little-endian.opt,
2284 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2285 config/sparc/linux64.h, config/sparc/freebsd.h,
2286 config/sparc/sol2.h, config/sparc/rtemself.h,
2287 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2288 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2289 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2290 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2291 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2292 config/m32r/linux.h, config/m32r/constraints.md,
2293 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2294 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2295 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2296 config/i386/i386.md, config/i386/netware-crt0.c,
2297 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2298 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2299 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2300 config/i386/sol2.h, config/i386/constraints.md,
2301 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2302 config/i386/predicates.md, config/i386/geode.md,
2303 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2304 config/i386/freebsd64.h, config/i386/vxworksae.h,
2305 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2306 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2307 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2308 config/i386/netware.h, config/i386/i386-modes.def,
2309 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2310 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2311 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2312 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2313 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2314 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2315 config/i386/xm-mingw32.h, config/i386/linux64.h,
2316 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2317 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2318 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2319 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2320 config/i386/cygwin2.c, config/i386/i386-protos.h,
2321 config/i386/sync.md, config/i386/openbsd.h,
2322 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2323 config/i386/nto.h, config/i386/biarch64.h,
2324 config/i386/i386-coff.h, config/i386/freebsd.h,
2325 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2326 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2327 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2328 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2329 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2330 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2331 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2332 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2333 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2334 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2335 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2336 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2337 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2338 config/sh/superh64.h, config/sh/rtemself.h,
2339 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2340 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2341 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2342 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2343 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2344 config/avr/predicates.md, config/avr/constraints.md,
2345 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2346 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2347 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2348 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2349 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2350 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2351 config/c4x/predicates.md, config/c4x/c4x.h,
2352 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2353 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2354 config/xtensa/linux.h, config/xtensa/xtensa.h,
2355 config/xtensa/elf.h, config/xtensa/xtensa.md,
2356 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2357 config/xtensa/xtensa-protos.h, config/dbx.h,
2358 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2359 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2360 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2361 config/host-solaris.c, config/fr30/fr30.h,
2362 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2363 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2364 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2365 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2366 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2367 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2368 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2369 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2370 config/cris/predicates.md, config/cris/linux.h,
2371 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2372 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2373 config/cris/aout.opt, config/cris/cris-protos.h,
2374 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2375 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2376 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2377 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2378 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2379 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2380 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2381 config/chorus.h, config/mn10300/mn10300.c,
2382 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2383 config/mn10300/mn10300.h, config/mn10300/linux.h,
2384 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2385 config/mn10300/mn10300.md, config/ia64/predicates.md,
2386 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2387 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2388 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2389 config/ia64/freebsd.h, config/ia64/ia64.md,
2390 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2391 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2392 config/gofast.h, config/rtems.h, config/sol2-10.h,
2393 config/m68k/predicates.md, config/m68k/m68k.md,
2394 config/m68k/linux.h, config/m68k/m68k-modes.def,
2395 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2396 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2397 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2398 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2399 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2400 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2401 config/m68k/constraints.md, config/m68k/rtemself.h,
2402 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2403 config/m68k/uclinux.h, config/rs6000/power4.md,
2404 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2405 config/rs6000/linux.h, config/rs6000/eabi.h,
2406 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2407 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2408 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2409 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2410 config/rs6000/windiss.h, config/rs6000/603.md,
2411 config/rs6000/aix41.h, config/rs6000/cell.md,
2412 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2413 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2414 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2415 config/rs6000/default64.h, config/rs6000/7xx.md,
2416 config/rs6000/darwin.opt, config/rs6000/spe.md,
2417 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2418 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2419 config/rs6000/7450.md, config/rs6000/linux64.h,
2420 config/rs6000/constraints.md, config/rs6000/440.md,
2421 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2422 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2423 config/rs6000/rs6000.h, config/rs6000/power6.md,
2424 config/rs6000/predicates.md, config/rs6000/altivec.md,
2425 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2426 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2427 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2428 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2429 config/rs6000/linux64.opt, config/rs6000/sync.md,
2430 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2431 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2432 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2433 config/rs6000/eabispe.h, config/rs6000/e500.h,
2434 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2435 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2436 config/rs6000/aix.h, config/rs6000/vxworks.h,
2437 config/rs6000/40x.md, config/rs6000/aix51.h,
2438 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2439 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2440 config/arc/arc.h, config/mcore/mcore-elf.h,
2441 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2442 config/mcore/mcore.md, config/mcore/mcore.c,
2443 config/mcore/mcore.opt, config/mcore/mcore.h,
2444 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2445 config/score/predicates.md, config/score/score-version.h,
2446 config/score/score-protos.h, config/score/misc.md,
2447 config/score/elf.h, config/score/score.c, config/score/mac.md,
2448 config/score/score7.md, config/score/score.h,
2449 config/score/score-conv.h, config/score/score-mdaux.c,
2450 config/score/score.md, config/score/score.opt,
2451 config/score/score-modes.def, config/score/score-mdaux.h,
2452 config/score/mul-div.S, config/arm/uclinux-elf.h,
2453 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2454 config/arm/symbian.h, config/arm/linux-elf.h,
2455 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2456 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2457 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2458 config/arm/strongarm-pe.h, config/arm/arm.h,
2459 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2460 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2461 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2462 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2463 config/arm/arm-cores.def, config/arm/arm-protos.h,
2464 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2465 config/arm/wince-pe.h, config/arm/neon.md,
2466 config/arm/constraints.md, config/arm/neon.ml,
2467 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2468 config/arm/arm.opt, config/arm/arm926ejs.md,
2469 config/arm/predicates.md, config/arm/iwmmxt.md,
2470 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2471 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2472 config/arm/neon-testgen.ml, config/arm/arm.md,
2473 config/arm/xscale-coff.h, config/arm/pe.c,
2474 config/arm/arm-generic.md, config/arm/pe.h,
2475 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2476 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2477 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2478 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2479 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2480 config/pa/predicates.md, config/pa/pa64-hpux.h,
2481 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2482 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2483 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2484 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2485 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2486 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2487 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2488 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2489 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2490 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2491 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2492 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2493 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2494 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2495 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2496 config/mips/linux64.h, config/mips/elforion.h,
2497 config/mips/constraints.md, config/mips/generic.md,
2498 config/mips/predicates.md, config/mips/4300.md,
2499 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2500 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2501 config/mips/5k.md, config/mips/vr4120-div.S,
2502 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2503 config/mips/mips-protos.h, config/mips/6000.md,
2504 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2505 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2506 config/mips/mips-modes.def, config/mips/vr.h,
2507 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2508 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2509 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2510 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2511 config/vax/openbsd1.h, config/vax/netbsd.h,
2512 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2513 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2514 config/h8300/rtems.h, config/h8300/predicates.md,
2515 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2516 config/h8300/h8300.md, config/h8300/h8300.opt,
2517 config/h8300/coff.h, config/h8300/h8300-protos.h,
2518 config/v850/v850.md, config/v850/predicates.md,
2519 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2520 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2521 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2522 config/mmix/mmix.h, config/mmix/predicates.md,
2523 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2524 config/mmix/mmix.c, config/mmix/mmix.opt,
2525 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2526 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2527 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2528 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2531 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2533 * emit-rtl.c (reset_used_decls): Rename to...
2534 (set_used_decls): ...this. Set the used flag rather than clearing it.
2535 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2536 DECL_RTLs rather than resetting them.
2538 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2540 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2542 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2544 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2545 argument to find_reloads_address.
2547 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2549 PR tree-optimization/32919
2550 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2551 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2552 (coalesce_ssa_name): Call it.
2554 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2555 David Ung <davidu@mips.com>
2557 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2558 (__mips16_unorddf2, __mips16_floatunsidf): New.
2559 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2561 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2563 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2565 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2566 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2567 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2568 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2569 * omp-low.c (get_ws_args_for, determine_parallel_type,
2570 expand_omp_for_generic, expand_omp_for_static_nochunk,
2571 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2572 Work with more precise CFG.
2573 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2574 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2576 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2577 * gimple-low.c (lower_stmt): Ditto.
2578 * tree-inline.c (estimate_num_insns_1): Ditto.
2579 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2580 (OMP_SECTIONS_SWITCH): New.
2581 * tree-cfgcleanup.c (cleanup_omp_return): New.
2582 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2583 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2584 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2585 (tree_redirect_edge_and_branch): Handle omp constructs.
2587 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2588 with three arguments.
2590 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2592 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2595 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2597 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2598 the loop structures may need fixing.
2599 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2601 (cleanup_tree_cfg_loop): Removed.
2602 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2603 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2604 instead of running cleanup_tree_cfg_loop.
2605 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2606 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2607 (tree_predictive_commoning): Declaration changed.
2608 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2610 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2612 * doc/invoke.texi (l1-cache-size): Update documentation.
2613 (l2-cache-size): Document.
2614 * params.h (L2_CACHE_SIZE): New macro.
2615 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2616 that L1_CACHE_SIZE is in kB now.
2617 (L2_CACHE_SIZE_BYTES): New macro.
2618 (tree_ssa_prefetch_arrays): Show size in kB.
2619 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2620 and l2_cache_size fields.
2621 * config/i386/driver-i386.c (describe_cache): Detect cache size
2623 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2624 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2625 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2626 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2627 (override_options): Set l1-cache-size and l2-cache-size to default
2628 values if not specified otherwise.
2629 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2630 (PARAM_L2_CACHE_SIZE): New.
2632 2007-08-01 Nigel Stephens <nigel@mips.com>
2633 David Ung <davidu@mips.com>
2634 Thiemo Seufer <ths@mips.com>
2635 Chris Dearman <chris@mips.com>
2636 Richard Sandiford <richard@codesourcery.com>
2638 * config.gcc (mips*-sde-elf*): New stanza.
2639 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2640 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2641 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2642 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2643 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2644 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2646 * config/mips/sde.h: New file.
2647 * config/mips/t-libgcc-mips16: Likewise.
2648 * config/mips/t-sde: Likewise.
2649 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2650 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2651 _MIPS_FPSET and _MIPS_SZINT.
2652 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2653 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2654 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2655 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2656 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2657 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2658 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2659 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2660 _MIPS_SZPTR and _MIPS_FPSET.
2661 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2662 architecture is specified.
2663 (MIPS_32BIT_OPTION_SPEC): New macro.
2665 2007-07-31 Dan Hipschman <dsh@google.com>
2667 * gcc.c (end_going_arg): New function.
2668 (do_spec_2): Use it.
2669 (do_spec_1): Use it.
2671 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2673 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2674 only if ENABLE_CHECKING is defined.
2676 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2678 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2679 df_ru_add_problem, df_ru_get_bb_info): Removed.
2680 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2681 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2682 df_ru_free_bb_info, df_ru_alloc,
2683 df_ru_bb_local_compute_process_def,
2684 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2685 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2686 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2687 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2688 df_ru_add_problem): Removed.
2690 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2693 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2694 (casesi32p, casesi64p): Likewise.
2695 (casesi): Adjust for above.
2697 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2699 * mode-switching.c (create_pre_exit): Don't search past calls.
2701 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2703 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2705 2007-07-31 Revital Eres <eres@il.ibm.com>
2707 * ddg.c (add_deps_for_def): Rename to...
2708 (add_cross_iteration_register_deps): This. Change implementation
2709 to use only reaching def and def-use chains to construct the
2710 inter loop dependencies.
2711 (add_deps_for_use): Remove function.
2712 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2713 function to build the inter loop dependencies.
2714 * modulo-sched.c (sms_schedule): Build only
2715 reaching def and def-use chains for the propose of the ddg
2718 2007-07-31 Julian Brown <julian@codesourcery.com>
2720 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2721 New define_insns. Use correct RTL.
2722 (vec_set<mode>): Write as expander.
2724 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2726 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2727 to an unallocated space.
2729 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2732 (split_constant_offset): Enable split_constant_offset to extract
2733 constants from other statements.
2734 * tree-vect-transform.c
2735 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2736 to a temp var. Force base_offset to be simple.
2738 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2740 * df-scan.c (df_scan_verify): Remove artificial limit on
2741 the number of blocks for verification.
2742 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2743 df_simulate_defs): Avoid unnecessary insn checking for defs.
2745 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2747 * config/m68k/lb1sf68.asm (FUNC): New macro.
2749 (__udivsi3): Likewise.
2750 (__divsi3): Likewise.
2751 (__umodsi3): Likewise.
2752 (__modsi3): Likewise.
2753 (__subdf3): Likewise.
2754 (__adddf3): Likewise.
2755 (__muldf3): Likewise.
2756 (__divdf3): Likewise.
2757 (__negdf2): Likewise.
2758 (__cmpdf2): Likewise.
2759 (__subsf3): Likewise.
2760 (__addsf3): Likewise.
2761 (__mulsf3): Likewise.
2762 (__divsf3): Likewise.
2763 (__negsf2): Likewise.
2764 (__cmpsf2): Likewise.
2765 (__eqdf2): Likewise.
2766 (__nedf2): Likewise.
2767 (__gtdf2): Likewise.
2768 (__gedf2): Likewise.
2769 (__ltdf2): Likewise.
2770 (__ledf2): Likewise.
2771 (__eqsf2): Likewise.
2772 (__nesf2): Likewise.
2773 (__gtsf2): Likewise.
2774 (__gesf2): Likewise.
2775 (__ltsf2): Likewise.
2776 (__lesf2): Likewise.
2778 2007-07-30 Ollie Wild <aaw@google.com>
2780 * c-ppoutput.c (print_lines_directives_only): New function.
2781 (scan_translation_unit_directives_only): New function.
2782 (preprocess_file): Add call to scan_translation_unit_directives_only.
2783 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2784 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2785 -fdirectives-only. Add errors for -fdirectives-only conflict with
2786 -Wunused-macros and -traditional.
2787 (finish_options): Add builtin macro initialization for
2788 -fdirectives-only + -fpreprocessed.
2789 * c.opt (fdirectives-only): New.
2790 * doc/cppopts.texi (fdirectives-only): New.
2792 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * alias.c (record_set, memory_modified_1): Constify.
2795 * bt-load.c (note_btr_set): Likewise.
2796 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2797 * combine.c (set_nonzero_bits_and_sign_copies,
2798 expand_field_assignment, record_dead_and_set_regs_1,
2799 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2800 likely_spilled_retval_1): Likewise.
2801 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2802 frv_io_handle_set): Likewise.
2803 * config/mips/mips.c (mips_sim_record_set,
2804 vr4130_true_reg_dependence_p_1): Likewise.
2805 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2806 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2807 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2808 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2809 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2810 * ddg.c (mark_mem_store): Likewise.
2811 * df-problems.c (df_urec_mark_reg_change): Likewise.
2812 * function.c (update_epilogue_consts): Likewise.
2813 * gcse.c (record_set_info, record_last_set_info,
2814 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2815 reg_clear_last_set): Likewise.
2816 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2818 * jump.c (reversed_comparison_code_parts): Likewise.
2819 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2820 reg_is_set): Likewise.
2821 * loop-iv.c (mark_altered): Likewise.
2822 * mode-switching.c (reg_becomes_live): Likewise.
2823 * optabs.c (no_conflict_move_test): Likewise.
2824 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2826 * postreload.c (reload_combine_note_store, move2add_note_store):
2828 * regmove.c (flags_set_1): Likewise.
2829 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2831 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2833 * resource.c (update_live_status): Likewise.
2834 * rtl.h (set_of, note_stores): Likewise.
2835 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2836 note_stores, parms_set): Likewise.
2837 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2838 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2840 * var-tracking.c (count_stores, add_stores): Likewise.
2842 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2844 * alias.c (mems_in_disjoint_alias_sets_p,
2845 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2846 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2847 write_dependence_p, mems_in_disjoint_alias_sets_p,
2848 read_dependence, true_dependence, canon_true_dependence,
2849 anti_dependence, output_dependence): Constify.
2850 * combine.c (extended_count): Likewise.
2851 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2852 * cselib.c (get_value_hash, references_value_p,
2853 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2854 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2855 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2856 * function.c (contains, prologue_epilogue_contains,
2857 sibcall_epilogue_contains): Likewise.
2858 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2859 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2860 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2861 reg_or_subregno): Likewise.
2862 * recog.c (asm_noperands): Likewise.
2863 * reload1.c (function_invariant_p): Likewise.
2864 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2865 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2866 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2867 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2868 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2869 extended_count, prologue_epilogue_contains,
2870 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2871 canon_true_dependence, read_dependence, anti_dependence,
2872 output_dependence): Likewise.
2873 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2875 2007-07-30 Julian Brown <julian@codesourcery.com>
2877 * config/arm/neon.md (V_ext): New mode attribute.
2878 (neon_vget_lane<mode>): Replace with define_expand.
2879 (neon_vget_lane<mode>_sext_internal)
2880 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2881 and quad precision vectors.
2882 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2883 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2884 have typeless 32-bit result.
2886 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2889 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2891 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2892 use sizetype for rest.
2893 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2894 (aff_combination_convert): Don't convert rest for pointer types.
2896 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2898 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2900 * tree-ssa-alias.c: Add alloc-pool.h.
2901 (init_alias_info): Free alias_bitmap_obstack.
2902 (delete_alias_info): Call delete_mem_ref_stats.
2903 (get_mem_sym_stats_for): Use alloc_pool.
2904 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2905 (delete_mem_sym_stats): Removed.
2907 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2909 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2910 functions cannot be represented as classical distance vectors.
2912 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2915 * builtins.c (validate_arg, builtin_mathfn_code,
2916 validate_arglist): Likewise.
2917 * calls.c (call_expr_flags): Likewise.
2918 * combine.c (reg_nonzero_bits_for_combine,
2919 reg_num_sign_bit_copies_for_combine, get_last_value,
2920 reg_truncated_to_mode): Likewise.
2921 * emit-rtl.c (subreg_lowpart_p): Likewise.
2922 * expr.c (highest_pow2_factor_for_target,
2923 categorize_ctor_elements_1, categorize_ctor_elements,
2924 count_type_elements, contains_packed_reference,
2925 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2926 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2927 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2928 native_encode_int, native_encode_real, native_encode_complex,
2929 native_encode_vector, native_encode_expr, native_interpret_int,
2930 native_interpret_real, native_interpret_complex,
2931 native_interpret_vector, native_interpret_expr): Likewise.
2932 * function.c (use_register_for_decl): Likewise.
2933 * gimplify.c (get_name): Likewise.
2934 * langhooks-def.h (lhd_return_null_const_tree): New.
2935 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2936 * langhooks.c (lhd_return_null_const_tree): New.
2937 * langhooks.h (lang_get_callee_fndecl): Constify.
2938 * output.h (constructor_static_from_elts_p): Likewise.
2939 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2940 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2941 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2942 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2943 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2944 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2945 * rtlhooks-def.h (reg_nonzero_bits_general,
2946 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2948 * rtlhooks.c (reg_num_sign_bit_copies_general,
2949 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2951 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2952 * stor-layout.c (mode_for_size_tree): Likewise.
2953 * tree-ssa-loop-im.c (memref_eq): Likewise.
2954 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2955 * tree.c (contains_placeholder_p, type_list_equal,
2956 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2958 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2959 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2960 contains_placeholder_p, contains_packed_reference,
2961 get_callee_fndecl, operand_equal_for_phi_arg_p,
2962 warn_if_unused_value, is_body_block, native_encode_expr,
2963 native_interpret_expr, fold_convertible_p, operand_equal_p,
2964 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2965 validate_arglist, simple_cst_equal, type_list_equal,
2966 use_register_for_decl, call_expr_flags, get_name,
2967 highest_pow2_factor): Likewise.
2968 (const_call_expr_arg_iterator_d,
2969 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2970 first_const_call_expr_arg, more_const_call_expr_args_p,
2971 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2972 * varasm.c (constructor_static_from_elts_p): Constify.
2974 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2976 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2977 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2978 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2979 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2980 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2981 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2982 spelling conventions.
2983 * doc/invoke.texi: Follow spelling conventions.
2985 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2986 Revital Eres <eres@il.ibm.com>
2988 * modulo-sched.c (sms_schedule): Avoid loops which includes
2989 auto-increment instructions.
2991 2007-07-28 Richard Guenther <rguenther@suse.de>
2994 * fold-const.c (fold_cond_expr_with_comparison): Convert
2995 operand zero of MIN/MAX_EXPR to correct type.
2997 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2999 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3000 flags_from_decl_or_type): Constify.
3001 * gcc.c (do_spec_1): Likewise.
3002 * print-tree.c (dump_addr, print_node_brief): Likewise.
3003 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3004 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3005 tree_purge_all_dead_eh_edges): Likewise.
3006 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3007 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3009 * tree.c (expr_location, expr_has_location, expr_locus,
3010 expr_filename, expr_lineno, get_inner_array_type,
3011 fields_compatible_p): Likewise.
3012 * tree.h (get_inner_array_type, fields_compatible_p,
3013 expr_location, expr_has_location, expr_locus, expr_filename,
3014 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3015 setjmp_call_p, alloca_call_p): Likewise.
3017 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3019 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3020 TV_FLOW_INSENSITIVE.
3022 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3024 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3025 (compute_flow_insensitive_aliasing): Ditto for
3026 TV_FLOW_INSENSITIVE.
3028 2007-07-27 Jan Hubicka <jh@suse.cz>
3030 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3033 * attribs.c: Include hashtab.h
3034 (attribute_hash): New.
3035 (substring): New structure.
3036 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3038 (init_attributes): Initialize attribute hash.
3039 (decl_attributes): Use attribute hash.
3040 * Makefile.in (attribs.c): Depend on hashtab.h.
3042 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3044 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3046 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3048 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3049 __mips_dspr2 and __mips_dsp_rev macros.
3050 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3052 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3054 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3056 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3060 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3061 and the updating of the live and do_not_gen sets.
3062 (df_note_bb_compute): Added updating of live and do_not_gen sets
3063 for regular defs so that the case of clobber inside conditional
3064 call is processed correctly.
3066 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3068 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3069 operands with compatible type.
3071 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3073 * expr.h (store_bit_field): Don't return a value.
3074 * expmed.c (check_predicate_volatile_ok): New function.
3075 (store_bit_field_1): New function, extracted from store_bit_field.
3076 Take a fallback_p argument and return true if the operation succeeded.
3077 Only use store_fixed_bit_field if fallback_p. Don't recompute
3078 mode_for_extraction; use op_mode instead. Try forcing memories
3079 into registers if the insv expander fails.
3080 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3081 Don't return a value.
3082 (convert_extracted_bit_field): New function, extracted from
3084 (extract_bit_field_1): Likewise. Take a fallback_p argument
3085 and return NULL if the operation succeeded. Only use
3086 extract_fixed_bit_field if fallback_p. Only calculate one
3087 extraction mode. Combine code for extv and extzv. Try forcing
3088 memories into registers if the ext(z)v expander fails.
3089 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3091 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3093 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3095 (df_ref): Likewise. Put regno with other integer fields.
3097 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3099 * df.h (df_mw_hardreg): Remove "loc" field.
3100 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3102 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3103 split out from df_set_unused_notes_for_mw. Return false for
3104 partial references. Assert that mw_reg is a REG when returning true.
3105 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3106 (df_whole_mw_reg_dead_p): New function, split out from
3107 df_set_dead_notes_for_mw. Return false for partial references.
3108 Assert that mw_reg is a REG when returning true.
3109 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3110 Remove redundant bitmap check.
3112 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3114 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3115 ($(T)crtend.o): Likwise.
3116 ($(T)crtbeginS.o): Likwise.
3117 ($(T)crtendS.o): Likwise.
3118 ($(T)crtfastmath.o): Likwise.
3120 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3122 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3123 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3124 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3125 and x_n_bbs_in_dom_tree fields.
3127 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3129 PR tree-optimization/32087
3130 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3131 Do not call scale_bbs_frequencies_int with prob of zero.
3133 2007-07-26 Julian Brown <julian@codesourcery.com>
3135 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3136 (neon_element_bits): Add prototypes.
3137 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3138 (neon_const_bounds, neon_element_bits): New functions.
3139 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3140 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3141 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3142 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3143 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3144 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3145 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3146 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3147 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3148 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3149 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3150 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3151 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3153 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3155 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3156 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3158 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3159 Julian Brown <julian@codesourcery.com>
3161 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3162 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3163 * config/arm/cortex-a8.md: New.
3164 * config/arm/cortex-a8-neon.md: New.
3165 * config/arm/neon-schedgen.ml: New.
3166 * config/arm/neon.md (vqh_mnem): New.
3168 (Is_float_mode): New.
3169 (Scalar_mul_8_16): New.
3171 (V_mode_nunits): New.
3172 (All instruction patterns): Annotate with neon_type attribute
3174 * config/arm/arm.md: Include cortex-a8.md.
3175 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3177 Annotate instruction patterns accordingly.
3178 (generic_sched): Do not use generic scheduling for Cortex-A8.
3179 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3181 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3183 * fold-const.c (fold_read_from_constant_string): Use
3185 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3187 2007-07-26 Nick Clifton <nickc@redhat.com>
3189 * tree-ssa-operands.h: Change copyright header to refer to version
3190 3 of the GNU General Public License and to point readers at the
3191 COPYING3 file and the FSF's license web page.
3192 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3193 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3194 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3195 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3196 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3197 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3198 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3199 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3200 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3201 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3202 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3203 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3204 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3205 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3206 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3207 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3208 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3209 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3210 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3211 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3212 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3213 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3214 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3215 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3216 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3217 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3218 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3219 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3220 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3221 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3222 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3223 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3224 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3225 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3226 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3227 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3228 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3229 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3230 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3231 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3232 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3233 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3234 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3235 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3236 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3237 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3238 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3239 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3240 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3241 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3242 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3243 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3244 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3245 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3246 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3247 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3248 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3249 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3250 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3251 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3252 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3253 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3254 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3255 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3256 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3257 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3258 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3259 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3260 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3261 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3262 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3263 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3264 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3265 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3266 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3267 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3268 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3269 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3270 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3271 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3272 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3273 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3274 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3275 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3276 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3277 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3278 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3279 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3280 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3281 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3282 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3283 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3284 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3285 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3286 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3287 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3288 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3289 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3290 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3291 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3292 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3293 convert.c, convert.h, langhooks-def.h, reload1.c,
3294 tree-ssa-operands.c: Likewise.
3296 2007-07-26 Jan Hubicka <jh@suse.cz>
3298 * tree-ssa-live.c: Include debug.h and flags.h.
3299 (mark_scope_block_unused): New function.
3300 (remove_unused_scope_block_p): New function.
3301 (remove_unused_locals): Remove unused blocks too.
3303 2007-07-25 Ian Lance Taylor <iant@google.com>
3305 * combine.c (combine_max_regno): Remove. Remove all uses.
3306 (struct reg_stat_struct): Rename from struct reg_stat.
3307 (reg_stat_type): Define, and declare VECs.
3308 (reg_stat): Change from pointer to VEC. Change all uses.
3309 (combine_split_insns): New static function.
3310 (try_combine, find_split_point): Call it instead of split_insns.
3312 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3314 * cfghooks.c (split_block): Fix the information about loop latch.
3316 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3318 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3320 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3322 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3323 Scan the new edge for loop exit info.
3325 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3327 * config/darwin.c: Include debug.h.
3329 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3332 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3334 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3336 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3337 (HARD_REGNO_MODE_OK): Ditto.
3338 (MODES_TIEABLE_P): Ditto.
3339 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3340 (CLASS_MAX_NREGS): Ditto.
3341 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3342 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3343 (divdf3_internal_thr): Removed.
3344 * config/ia64/div.md: New file.
3345 * config/ia64/constraints.md: Add H constraint.
3347 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3350 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3351 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3352 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3353 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3354 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3355 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3356 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3357 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3358 dump_sbitmap_file, debug_sbitmap, popcount_table,
3359 sbitmap_popcount): Constify.
3360 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3361 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3362 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3363 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3364 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3365 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3366 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3367 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3368 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3369 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3370 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3372 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3374 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3375 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3376 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3377 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3378 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3379 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3380 bitmap_intersect_p, bitmap_intersect_compl_p,
3381 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3382 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3384 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3385 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3386 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3387 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3388 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3389 debug_bitmap, debug_bitmap_file, bitmap_print,
3390 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3391 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3393 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3395 * config/darwin.c (darwin_override_options): Additional fix for
3396 debug info formats that don't support var tracking.
3398 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3400 * cselib.c (entry_and_rtx_equal_p): Constify.
3401 * gengtype.c (output_mangled_typename, write_types, write_local):
3403 * gengtype.h (const_type_p): New.
3404 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3406 * tlink.c (scan_linker_output): De-constify.
3407 * tree-ssa-loop-im.c (memref_eq): Constify.
3408 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3409 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3411 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3413 * c-common.c (fname_as_string, c_type_hash): Constify.
3414 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3415 * cgraph.c (edge_hash, edge_eq): Likewise.
3416 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3417 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3418 reg_attrs_htab_eq): Likewise.
3419 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3421 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3422 const_decl_t, const_state_t, const_automata_list_el_t): New.
3423 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3424 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3425 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3426 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3427 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3428 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3429 compare_max_occ_cycle_nums, out_state_arcs_num,
3430 compare_transition_els_num, units_cmp, state_reservs_cmp):
3432 * genmodes.c (cmp_modes): Likewise.
3433 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3434 * gimplify.c (compare_case_labels): Likewise.
3435 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3436 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3437 * matrix-reorg.c (mtt_info_hash): Likewise.
3438 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3439 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3440 (htab_hash_bucket, htab_hash_elem): Constify.
3441 * tree-browser.c (TB_parent_eq): Likewise.
3442 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3443 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3444 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3445 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3447 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3448 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3449 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3450 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3451 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3453 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3454 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3455 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3456 * tree-ssa-threadupdate.c (redirection_data_hash,
3457 redirection_data_eq): Likewise.
3458 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3459 * tree-ssa.c (var_ann_eq): Likewise.
3460 * tree-vrp.c (compare_case_labels): Likewise.
3461 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3462 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3463 tree_not_check_failed, tree_class_check_failed,
3464 tree_range_check_failed, tree_not_class_check_failed,
3465 omp_clause_check_failed, omp_clause_range_check_failed,
3466 tree_contains_struct_check_failed, tree_operand_check_failed):
3468 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3469 tree_not_check_failed, tree_class_check_failed,
3470 tree_range_check_failed, tree_not_class_check_failed,
3471 tree_operand_check_failed, omp_clause_operand_check_failed,
3472 tree_operand_length): Likewise.
3473 * var-tracking.c (const_variable): New.
3474 (variable_htab_hash, variable_htab_eq): Constify.
3475 * varasm.c (const_desc_hash): Likewise.
3477 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3479 * expr.c (handled_component_p): Constify.
3480 * fold-const.c (fit_double_type): Likewise.
3481 * real.h (real_value_from_int_cst): Likewise.
3482 * tree-flow-inline.h (gimple_in_ssa_p,
3483 gimple_aliases_computed_p, gimple_addressable_vars,
3484 gimple_call_clobbered_vars, gimple_referenced_vars,
3485 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3486 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3487 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3488 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3489 is_label_stmt, is_global_var, phi_ssa_name_p,
3490 factoring_name_p, is_call_clobbered, tree_common_ann,
3491 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3492 unmodifiable_var_p, array_ref_contains_indirect_ref,
3493 ref_contains_array_ref, lookup_subvars_for_var,
3494 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3495 gimple_mem_ref_stats): Likewise.
3496 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3497 may_aliases, is_exec_stmt, is_label_stmt,
3498 ref_contains_array_ref, array_ref_contains_indirect_ref,
3499 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3500 unmodifiable_var_p): Likewise.
3501 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3502 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3503 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3504 cst_and_fits_in_hwi, real_value_from_int_cst,
3505 build_real_from_int_cst, integer_zerop, integer_onep,
3506 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3507 tree_floor_log2, real_zerop, real_onep, real_twop,
3508 real_minus_onep, really_constant_p, purpose_member, chain_member,
3509 list_length, fields_length, int_size_in_bytes, bit_position,
3510 int_bit_position, byte_position, int_byte_position, expr_align,
3511 array_type_nelts, tree_node_structure,
3512 type_contains_placeholder_1, iterative_hash_pointer,
3513 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3514 tree_map_base_eq, type_hash_list, type_hash_eq,
3515 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3516 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3517 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3518 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3519 int_fits_type_p, get_containing_scope, decl_function_context,
3520 decl_type_context, omp_clause_operand_check_failed,
3521 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3522 * tree.h (omp_clause_operand_check_failed, tree_size,
3523 build_real_from_int_cst, array_type_nelts, purpose_member,
3524 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3525 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3526 is_attribute_p, check_qualified_type, expr_align,
3527 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3528 int_byte_position, list_length, fields_length, initializer_zerop,
3529 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3530 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3531 tree_node_structure, handled_component_p, get_containing_scope,
3532 decl_function_context, decl_type_context, real_zerop,
3533 type_num_arguments, fit_double_type, really_constant_p,
3534 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3535 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3536 real_twop, real_minus_onep, int_cst_value): Likewise.
3538 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3540 * cfglayout.c (insn_scope, insn_line): Constify.
3541 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3542 const_double_htab_hash, const_double_htab_eq,
3543 mem_attrs_htab_hash): Likewise.
3544 * loop-iv.c (biv_eq): Likewise.
3545 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3546 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3547 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3549 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3550 error_for_asm, warning_for_asm, _fatal_insn,
3551 _fatal_insn_not_found): Likewise.
3552 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3553 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3554 rtl_check_failed_type2, rtl_check_failed_code1,
3555 rtl_check_failed_code2, rtl_check_failed_code_mode,
3556 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3557 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3558 rtl_check_failed_type2, rtl_check_failed_code1,
3559 rtl_check_failed_code2, rtl_check_failed_code_mode,
3560 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3561 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3562 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3563 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3564 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3565 rtx_unstable_p, get_integer_term, get_related_value,
3566 offset_within_block_p, reg_mentioned_p, count_occurrences,
3567 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3568 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3569 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3570 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3571 find_constant_src, find_reg_fusage, find_regno_fusage,
3572 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3573 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3574 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3575 computed_jump_p, auto_inc_p, in_expr_list_p,
3576 remove_node_from_expr_list, loc_mentioned_in_p,
3577 label_is_jump_target_p, reversed_comparison_code_parts,
3578 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3579 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3580 print_inline_rtx): Likewise.
3581 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3582 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3583 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3584 get_integer_term, get_related_value, offset_within_block_p,
3585 count_occurrences, reg_mentioned_p, no_labels_between_p,
3586 reg_used_between_p, reg_referenced_p, single_set_2,
3587 multiple_sets, set_noop_p, refers_to_regno_p,
3588 reg_overlap_mentioned_p, dead_or_set_p,
3589 covers_regno_no_parallel_p, covers_regno_p,
3590 dead_or_set_regno_p, find_reg_note, find_regno_note,
3591 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3592 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3593 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3594 side_effects_p, may_trap_p_1, may_trap_p,
3595 may_trap_after_code_motion_p, may_trap_or_fault_p,
3596 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3597 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3598 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3599 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3600 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3602 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3603 warning_for_asm): Likewise.
3604 * tree.h (print_rtl): Likewise.
3605 * varasm.c (get_pool_mode): Likewise.
3607 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3609 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3610 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3611 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3612 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3613 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3614 * ddg.c (compare_sccs): Likewise.
3615 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3616 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3617 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3618 decimal_do_fix_trunc, decimal_real_to_integer,
3619 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3620 * dse.c (const_group_info_t): New.
3621 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3622 * dwarf2out.c (const_dw_die_ref): New.
3623 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3624 * tree-browser.c (TB_parent_eq): Likewise.
3625 * unwind-dw2-fde.c (__register_frame_info_bases,
3626 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3627 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3629 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3630 * unwind-dw2.c (uw_frame_state_for): Likewise.
3631 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3632 * value-prof.h (const_histogram_value): New.
3634 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3636 * config/mips/mips.c (machine_function): Add
3637 initialized_mips16_gp_pseudo_p.
3638 (mips16_gp_pseudo_reg): Do not emit the initialization of
3639 mips16_gp_pseudo_rtx when being called from the gimple cost-
3640 calculation routines; emit it on the first use outside those
3643 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3645 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3648 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3649 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3650 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3651 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3652 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3653 Preserve const-ness of parameters through use of __typeof(),
3654 also constify and tidy.
3656 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3657 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3658 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3659 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3660 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3661 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3662 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3663 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3664 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3666 2007-07-25 Julian Brown <julian@codesourcery.com>
3667 Mark Shinwell <shinwell@codesourcery.com>
3669 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3670 (alpha_mangle_type): This.
3671 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3672 (TARGET_MANGLE_TYPE): Define this instead.
3673 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3674 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3675 (arm_init_neon_builtins): Fix comment.
3676 (arm_mangle_map_entry): New.
3677 (arm_mangle_map): New.
3678 (arm_mangle_type): New.
3679 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3680 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3681 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3682 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3683 (TARGET_MANGLE_TYPE): Define this instead.
3684 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3685 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3686 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3687 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3688 (TARGET_MANGLE_TYPE): Define this instead.
3689 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3691 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3692 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3693 (TARGET_MANGLE_TYPE): Define this instead.
3694 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3695 (s390_mangle_type): This.
3696 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3697 (TARGET_MANGLE_TYPE): Define this instead.
3698 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3699 (sparc_mangle_type): This.
3700 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3701 (TARGET_MANGLE_TYPE): Define this instead.
3702 * cp/mangle.c (write_type): Call mangle_type target hook on all
3703 types before mangling. Use original type, not main variant, as
3705 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3706 (TARGET_MANGLE_TYPE): This.
3707 * target.h (gcc_target): Rename mangle_fundamental_type to
3709 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3710 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3712 2007-07-25 Julian Brown <julian@codesourcery.com>
3713 Paul Brook <paul@codesourcery.com>
3714 Joseph Myers <joseph@codesourcery.com>
3715 Mark Shinwell <shinwell@codesourcery.com>
3717 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3718 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3719 (with_fpu): Allow --with-fpu=neon.
3720 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3721 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3722 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3723 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3724 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3725 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3726 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3727 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3728 (output_move_neon): Add prototypes.
3729 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3730 (all_fpus): Add FPUTYPE_NEON.
3731 (fp_model_for_fpu): Add NEON field.
3732 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3733 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3735 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3737 (thumb2_legitimate_address_p): Likewise.
3738 (neon_valid_immediate): Recognize and prepare constants suitable for
3740 (neon_immediate_valid_for_move): New function. Recognize and prepare
3741 immediates for NEON move instructions.
3742 (neon_immediate_valid_for_logic): New function. Recognize and
3743 prepare immediates for NEON logic instructions.
3744 (neon_output_logic_immediate): New function. Create asm string
3745 suitable for outputting immediate logic instructions.
3746 (neon_pairwise_reduce): New function. Implement reduction using
3747 pairwise operations.
3748 (neon_expand_vector_init): New function. Expand a (possibly
3749 non-constant) vector initialization.
3750 (neon_vector_mem_operand): New function. Memory operands supported
3751 for quad-word loads/stores to/from ARM or NEON registers. Don't
3752 allow base+offset addressing for core regs.
3753 (neon_struct_mem_operand): New function. Valid mems for NEON
3755 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3756 from neon_vector_mem_operand addresses without a secondary register.
3757 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3758 (add_minipool_backward_ref): Likewise.
3759 (dump_minipool): Likewise.
3760 (push_minipool_fix): Likewise.
3761 (output_move_quad): New function. Output quad-word moves, loads and
3762 stores using ARM registers.
3763 (output_move_vfp): Add support for vectors in VFP (NEON) D
3765 (output_move_neon): Output a NEON load/store to/from a quadword
3767 (arm_print_operand): Implement new codes:
3768 - 'c' for unadorned integers (without a # sign).
3769 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3771 - 'e', 'f' for the low and high D parts of a NEON Q register.
3772 - 'q' outputs a NEON Q register.
3773 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3774 - 'T' prints NEON opcode features from a coded bitmask.
3775 - 'F' is similar to T, but signed/unsigned codes both print as
3777 - 't' is similar to T, but 'u' is printed instead of 'p'.
3778 - 'O' prints 'r' if NEON instruction should perform rounding (as
3779 specified by bitmask), else prints nothing.
3780 - '#' is a punctuation character to stop operand numbers from
3781 running together with following digits in the assembler
3782 strings for instructions (when using mode attributes).
3783 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3784 constant vectors in big-endian mode, where necessary.
3785 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3786 Handle EI, OI, CI, XI modes.
3787 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3788 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3789 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3790 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3791 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3793 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3794 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3795 to turn v8qi, etc. into bits defined above.
3796 (neon_itype): New enumeration. Classifications of NEON builtins.
3797 (neon_builtin_datum): Define struct. Contains information about
3798 a single builtin (with multiple modes).
3799 (CF): Define helper macro for...
3800 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3802 (neon_builtin_data): New array. Define information about builtins
3803 for use during initialization/expansion.
3804 (arm_init_neon_builtins): New function.
3805 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3807 (neon_builtin_compare): New function.
3808 (locate_neon_builtin_icode): New function. Find an insn code for a
3809 builtin given a function code for that builtin. Also return type of
3810 builtin (NEON_BINOP, NEON_UNOP etc.).
3811 (builtin_arg): New enumeration. Types of arguments for builtins.
3812 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3813 Takes a variable argument list of builtin_arg types, terminated by
3815 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3816 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3817 (neon_emit_pair_result_insn): New function. Support returning pairs
3818 of vectors via a pointer.
3819 (neon_disambiguate_copy): New function. Set up operands for a
3820 multi-word copy such that registers do not get clobbered.
3821 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3822 ARM_BUILTIN_NEON_BASE.
3823 (arm_file_start): Set float-abi attribute for NEON.
3824 (arm_vector_mode_supported_p): Enable NEON vector modes.
3825 (arm_mangle_map_entry): New.
3826 (arm_mangle_map): New.
3827 (arm_mangle_vector_type): New.
3828 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3830 (TARGET_NEON): New macro. Target supports NEON.
3831 (fputype): Add FPUTYPE_NEON.
3832 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3833 for vectorization based on command-line arg.
3834 (NEON_REGNO_OK_FOR_NREGS): Define.
3835 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3836 (VALID_NEON_STRUCT_MODE): Define.
3837 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3838 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3839 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3840 (consttable_16): Add pattern for outputting 16-byte minipool
3842 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3844 (vec-common.md, neon.md): Include md files.
3845 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3846 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3847 (memory_constraint "Ut", "Un", "Us"): Define.
3848 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3849 (MMX_char): New mode attribute.
3850 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3851 (*add<mode>3_iwmmxt): New insn pattern.
3852 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3853 (*sub<mode>3_iwmmxt): New insn pattern.
3854 (mulv4hi3): Rename to...
3855 (*mulv4hi3_iwmmxt): This.
3856 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3857 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3858 (uminv4hi3, uminv2si3): Remove. Replace with...
3859 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3860 (*umin<mode>3_iwmmxt): These.
3861 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3862 (ashr<mode>3_iwmmxt): This new pattern.
3863 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3864 (lshr<mode>3_iwmmxt): This new pattern.
3865 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3866 (ashl<mode>3_iwmmxt): This new pattern.
3867 * config/arm/neon-docgen.ml: New file. Generate documentation for
3869 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3870 * config/arm/arm_neon.h: New (autogenerated).
3871 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3873 * config/arm/neon.md: New file. Define NEON instructions.
3874 * config/arm/neon.ml: New file. Abstract description of NEON
3875 instructions, used to generate arm_neon.h header, documentation and
3877 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3878 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3880 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3882 (ARM NEON Intrinsics): New subsection.
3883 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3885 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3887 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3890 2007-07-24 Jan Hubicka <jh@suse.cz>
3892 * regclass.c (move_table): New type.
3893 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3894 (init_move_cost): Break out from ...
3895 (init_reg_sets_1): ... here; simplify computation of
3896 have_regs-of_mode and contains_reg_of_mode.
3897 (record_reg_classes): Unswitch internal loops.
3898 (copy_cost): Trigger lazy initialization of move cost
3899 (record_address_regs): Likewise.
3901 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3903 * config/darwin.c (darwin_override_options): Don't force on
3904 flag_var_tracking_uninit when no debug info is requested.
3906 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3908 * cfgloop.c (init_loops_structure): New function.
3909 (flow_loops_find): Create root of the loop tree unconditionally.
3911 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3913 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3915 2007-07-24 Jan Hubicka <jh@suse.cz>
3917 * caller-save.c: Include ggc.h, gt-caller-save.h
3918 (reg_save_code, reg_restore_code): Rename to ...
3919 (cached_reg_save_code, cached_reg_restore_code): ... those.
3920 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3921 (reg_save_code, reg_restore_code): New functions.
3922 (init_caller_save): Do not intialize
3923 reg_save_code/reg_restore_code tables.
3924 * Makefile.in: (gt-caller-save.h): New.
3926 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3928 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3929 with the mode of the original operand instead of
3932 2007-07-23 Jan Hubicka <jH@suse.cz>
3934 * i386.c (ix86_secondary_memory_needed): Break out to...
3935 (inline_secondary_memory_needed): ... here.
3936 (ix86_memory_move_cost): Break out to ...
3937 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3938 maximum of input and output; fix handling of Q_REGS on 64bit.
3939 (ix86_secondary_memory_needed): Microoptimize.
3941 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3943 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3944 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3945 stmts_from_loop, known_dependences_p, build_rdg): New.
3946 * tree-data-ref.h: Depends on graphds.h.
3947 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3948 (build_rdg): Declared.
3949 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3951 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3953 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3956 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3957 Jakub Jelinek <jakub@redhat.com>
3959 PR middle-end/PR28690
3960 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3961 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3962 and MEM_POINTER operands over REG and MEM operands.
3963 (swap_commutative_operands_p): Change return value to bool.
3964 * rtl.h: Update the corresponding prototype.
3965 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3966 instead of gen_rtx_PLUS.
3967 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3968 value to bool. Change function arguments to rtx's and update code
3970 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3971 calls to match the new declaration.
3972 * simplify-rtx.c (simplify_associative_operation): Don't
3973 reorder simplify_binary_operation arguments.
3975 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3977 * config/mips/mips.c (override_options): Use mips_costs to derive
3978 the default branch cost.
3979 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3981 * config/mips/mips.opt (mbranch-cost=): New option.
3982 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3984 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3986 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3987 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3988 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3989 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3991 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3993 * config/mips/constraints.md (ks): New constraint.
3994 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3995 (*add<mode>3_mips16): ...here.
3997 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3999 * optabs.h (enum optab_index): Add new OTI_signbit.
4000 (signbit_optab): Define corresponding macro.
4001 (enum insn_code signbit_optab[]): Remove array.
4002 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4003 (expand_copysign_absneg): If back end provides signbit insn, use it
4004 instead of bit operations on floating point argument.
4005 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4006 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
4007 availability of signbit insn.
4009 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4010 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4011 SSE mode is not active.
4012 (isinf<mode>2): Disable for mfpmath=sse,387.
4014 2007-07-22 Ben Elliston <bje@au.ibm.com>
4016 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4018 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4020 2007-07-20 Richard Guenther <rguenther@suse.de>
4022 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4023 integral typed condition.
4024 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4025 booleanness. Only preserve conversions from a non-base
4026 type to a base type, not in general between types with
4027 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4028 * tree.def (COND_EXPR): Document that the condition
4029 can be of any integral type.
4031 2007-07-20 Nigel Stephens <nigel@mips.com>
4032 Richard Sandiford <richard@codesourcery.com>
4034 * config/mips/mips.h (mips_dwarf_regno): Declare.
4035 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4036 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4037 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4038 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4039 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4040 (REG_CLASS_NAMES): Update accordingly.
4041 * config/mips/mips.c (mips_dwarf_regno): New array.
4042 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4043 (mips_subword): Remove special handling for accumulator registers.
4044 (override_options): Initiailize mips_dwarf_regno. Remove use
4046 (mips_swap_registers): New function.
4047 (mips_conditional_register_usage): Swap accumulator registers
4048 around if TARGET_LITTLE_ENDIAN.
4049 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4050 * config/mips/constraints.md (h, l): Use the endianness to choose
4051 between MD0_REG and MD1_REG.
4052 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4053 alternative-dependent template.
4055 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4057 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4060 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4062 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4063 predecessor fallthru flags.
4065 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4067 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4068 of compare to the same type.
4069 * cfgloopmanip.c (add_loop): Update information about loop exits.
4070 (loop_version): Remove the innermost loop requirement.
4071 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4072 to sizetype for pointers.
4074 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4076 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4077 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4078 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4080 * config/dfp-bit.c: Empty for TFmode conversions.
4082 2007-07-18 Caroline Tice <ctice@apple.com>
4084 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4085 and handle them correctly; check that src is not NULL before
4087 (find_src_set_src): Likewise.
4089 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4091 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4092 (struct alignment_context, init_alignment_context): New.
4093 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4094 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4095 (XCHAL_HAVE_S32C1I): Likewise.
4096 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4097 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4098 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4099 (ATOMIC, HQI): New macros.
4100 (memory_barrier, *memory_barrier): New.
4101 (sync_lock_releasesi): New.
4102 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4103 (sync_lock_test_and_set<mode>): New.
4104 (sync_<atomic><mode>): New.
4105 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4106 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4107 (xtensa_expand_atomic): New.
4109 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4113 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4114 transformation for builtin ISNORMAL.
4115 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4116 * builtins.def (BUILT_IN_ISNORMAL): New.
4117 * doc/extend.texi: Document isnormal.
4119 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4123 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4124 optabs infrastructure. Provide generic implementation for
4126 (expand_builtin): Handle FINITE/ISFINITE.
4127 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4128 (fold_builtin_1): Likewise.
4130 * builtins.def (BUILT_IN_ISFINITE): New.
4132 * doc/extend.texi: Document isfinite.
4134 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4139 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4140 generic fallback for isinf.
4141 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4142 calculation code ...
4143 * real.c (get_max_float): ... to here.
4144 * real.h (get_max_float): New.
4146 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * builtin-attrs.def (ATTR_TYPEGENERIC,
4151 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4153 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4154 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4155 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4156 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4158 * c-common.c (handle_type_generic_attribute): New.
4159 (c_common_attribute_table): Add "type generic".
4161 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4163 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4165 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4166 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4169 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4172 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4173 checking that the operand is an expression.
4175 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4176 Danny Smith <dannysmith@users.sourceforge.net>
4179 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4180 file mapping object in local namespace if Windows version later
4183 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4185 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4186 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4187 arm_cannot_force_const_mem.
4188 (arm_cannot_force_const_mem): New function.
4189 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4190 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4191 of arm_tls_referenced_p.
4192 * config/arm/arm.md (movsi): Split out-of-section constants when
4193 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4194 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4196 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4198 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4200 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4202 * config/mips/mips.md (*extendqihi2): Convert the destination
4205 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4207 * config/pa/fptr.c: Update license header.
4208 * config/pa/milli64.S: Likewise.
4210 2007-07-17 Nick Clifton <nickc@redhat.com>
4212 * COPYING_v3: New file. Contains version 3 of the GNU General
4214 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4215 Lesser General Public License.
4216 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4217 the GNU General Public License.
4219 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4221 PR rtl-optimization/32773
4222 * cfglayout.c (force_one_exit_fallthru): New function.
4223 (cfg_layout_finalize): Use it.
4225 2007-07-16 Richard Guenther <rguenther@suse.de>
4226 Uros Bizjak <ubizjak@gmail.com>
4228 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4229 before forcing it to gimple operand.
4231 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4232 David Ung <davidu@mips.com>
4234 * config/mips/mips.h (TUNE_24K): Define.
4235 (TUNE_MACC_CHAINS): Add TUNE_24K.
4236 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4238 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4239 (r74k_int_madd): .. this new reservation.
4240 (define_bypass): Fixed bypasses for r74k_int_madd to use
4242 * config/mips/24k.md (define_bypass): Define new
4243 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4245 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4246 Nigel Stephens <nigel@mips.com>
4248 * config/mips/mips.md: Include 20kc.md.
4249 * config/mips/20kc.md: New file.
4250 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4251 (mips_adjust_cost): Tweak for 20Kc.
4252 (mips_issue_rate): Likewise.
4253 * config/mips/mips.h (TUNE_20KC): Define.
4255 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4257 * config/rs6000/rs6000.c (struct processor_cost): Add
4258 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4260 (*_cost): Add cache information.
4261 (rs6000_override_options): Set cache parameters.
4263 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4266 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4267 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4269 2007-07-16 Paul Brook <paul@codesourcery.com>
4272 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4273 (cirrus_thumb2_movsi_insn): Ditto.
4275 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4277 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4280 2007-07-15 Andrew Haley <aph@redhat.com>
4282 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4283 before looking in the context.
4285 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4289 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4290 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4291 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4292 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4293 to generate .CALLINFO statement.
4294 (hppa_expand_prologue): Set rp_saved.
4295 (hppa_expand_epilogue): Use rp_saved.
4296 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4297 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4299 2007-07-14 Dirk Mueller <dmueller@suse.de>
4301 * omega.c (coalesce): Fix memory leak on early exit.
4302 * matrix-reorg.c (check_allocation_function): Likewise.
4303 * tree-vect-transform.c (vect_get_new_vect_var): free result
4305 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4306 pass pointer to edge vector
4307 (partition_hot_cold_basic_blocks): Fix memory leak.
4308 * collect2.c (prefix_from_string): Free temporary storage.
4309 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4311 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4313 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4314 (DO_GLOBAL_DTORS_BODY): Likewise.
4316 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4317 Nigel Stephens <nigel@mips.com>
4319 * config/mips/mips.c (mips_classify_symbol): Don't return
4320 SYMBOL_SMALL_DATA for constant pool addresses if
4321 TARGET_EMBEDDED_DATA is true.
4323 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4326 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4327 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4328 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4329 __builtin_ia32_storehps, __builtin_ia32_storelps,
4330 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4331 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4332 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4333 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4334 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4335 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4336 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4337 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4338 using def_builtin_const.
4340 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4342 PR tree-optimization/32705
4343 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4344 (simplify_binary_expression): Use SSA_VAL consistently.
4346 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4348 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4349 (SPEFSCR_REGNO): Delete definition.
4350 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4351 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4352 * config/rs6000/rs6000.h: Do not define *_REGNO.
4353 LINK_REGISTER_REGNUM -> LR_REGNO.
4354 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4355 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4356 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4357 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4358 R_VRSAVE, R_VSCR. Use them.
4359 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4360 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4361 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4362 * config/rs6000/aix.h: Define R_LR. Use it.
4364 2007-07-13 Caroline Tice <ctice@apple.com>
4366 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4367 flag_var_tracking is explicitly turned off (i.e. when variable
4368 tracking is not feasible); otherwise, turn flag_var_tracking on when
4369 flag_var_tracking_uninit is on.
4370 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4371 note definitions, to allow recording of initialization status in the
4373 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4374 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4375 determine if two note locations are equal.
4376 (output_loc_list): Don't output list entries whose start & end labels
4378 (reg_loc_descriptor): Add parameter for initialization status; pass it
4379 to other loc descriptor functions.
4380 (one_reg_loc_descriptor): Add parameter for initialization status;
4381 check its value and add DW_OP_GNU_uninit to returned loc descr if
4383 (multiple_reg_loc_descriptor): Add parameter for initialization
4385 pass init status argument to other loc descriptor functions; check
4386 value of intialization parameter and add DW_OP_GNU_uninit to returned
4387 loc descr if appropriate.
4388 (based_loc_descr): Add parameter for initialization status; add new
4389 variable for return value; check value of initialization parameter and
4390 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4391 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4392 pass init status argument to other loc descriptor functions; check
4393 value of intialization parameter and add DW_OP_GNU_uninit to returned
4394 loc descr if appropriate.
4395 (mem_loc_descriptor): Likewise.
4396 (concat_loc_descriptor): Likewise.
4397 (concatn_loc_descriptor): Likewise.
4398 (loc_descriptor): Add parameter for initialization status; pass it as
4399 argument to other loc descriptor function calls.
4400 (loc_descriptor_from_tree_1): Add appropriate initialization status
4401 to loc descriptor function calls.
4402 (add_location_or_const_value_attribute): Get initialization status
4403 from VAR_LOCATION note; add initialization status to loc descriptor
4405 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4406 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4407 status is uninitialized, add "[uninint]" to output.
4408 * common.opt (fvar-tracking-uninit): New option, similar to
4409 fvar-tracking, to turn on tracking of uninitialized variables; creates
4410 a new global flag, flag_var_tracking_uninit.
4411 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4412 (enum var_init_status): New type, for var initialization status field.
4413 * var-tracking.c (struct location_chain_def): Two new fields, init,
4414 for initialization status, and set_src for the assignment value expr.
4415 (unshare_variable): New parameter for initialization status;
4416 initialize new init and set_src fields.
4417 (var_reg_set): New parameters for initialization status and value;
4418 pass them to set_variable_part.
4419 (var_mem_set): Likewise.
4420 (get_init_value): New function.
4421 (var_reg_delete_and_set): New initialization status & value
4422 parameters; add call to get_init_value if status is unknown; pass new
4423 parameters to clobber_variable_part and var_reg_set.
4424 (var_mem_delete_and_set): Likewise.
4425 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4426 (var_mem_delete): Likewise.
4427 (variable_union): Pass status to unshare_variable; initialize new init
4428 and set_src fields. If flag_var_tracking_uninit is not set, force
4429 status to initialized.
4430 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4431 used later to get the set_src value.
4432 (find_src_status): New function.
4433 (find_src_set_src): New function.
4434 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4435 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4436 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4437 and var_mem_delete_and_set.
4438 (dump_variable): Print out "[uninit]" if appropriate.
4439 (set_variable_part): Add new initialization and set_src parameters;
4440 pass status to unshare_variable; set node->init and node- >set_src
4441 fields and modify slot in hash table appropriately; save the init and
4442 set_src values if appropriate and assign to the new node.
4443 (clobber_variable_part): New set_src parameter; if two nodes have
4444 same variable and same location but different set_src (assignment)
4445 values, clobber old node.
4446 (delete_variable_part): Pass init status to unshare_variable.
4447 (emit_note_insn_var_location): Add initialized var; assign var's init
4448 status to new 'initialized'; pass new init status field to calls to
4449 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4450 status to initialized.
4451 (emit_notes_in_bb): Pass initialization status to calls to
4452 var_reg_set, var_mem_set, var_reg_delete_and_set and
4453 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4454 var_reg_delete_and_set and var_mem_delete_and_set; call
4455 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4456 make up for change in add_stores.
4457 (vt_add_function_parameters): Add status to calls to
4459 * config/darwin.c (darwin_override_options): Turn on uninitialized
4460 tracking automatically, if var_tracking is on and the system is
4463 2007-07-13 Sa Liu <saliu@de.ibm.com>
4465 * config.gcc: Add options for arch and tune on SPU.
4466 * config/spu/predicates.md: Add constant operands 0 and 1.
4467 * config/spu/spu-builtins.def: Add builtins for double precision
4468 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4469 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4471 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4473 * config/spu/spu-protos.h: Add new function prototypes.
4474 * config/spu/spu.c (spu_override_options): Check options -march and
4476 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4477 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4479 (spu_const_from_int): New. Create a vector constant from 4 ints.
4480 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4481 (spu_emit_vector_compare): New. Emit vector compare.
4482 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4483 * config/spu/spu.h: Add options -march and -mtune. Define processor
4484 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4485 CANONICALIZE_COMPARISON.
4486 * config/spu/spu.md: Add new insns for double precision compare
4487 and double precision vector compare. Add vcond and smax/smin patterns
4488 to enable DFmode vector conditional expression.
4489 * config/spu/spu.opt: Add options -march and -mtune.
4490 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4491 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4492 both CELL and CELLEDP targets: spu_testsv.
4493 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4496 2007-07-13 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/32721
4499 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4500 TREE_THIS_VOLATILE on the folded reference.
4501 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4502 if the array reference has TREE_THIS_VOLATILE set.
4504 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4507 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4509 2007-07-13 Andreas Schwab <schwab@suse.de>
4511 * gengtype-lex.l: Allow declarations to be indented.
4513 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4515 * ginclude/tgmath.h: New.
4516 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4517 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4518 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4519 * configure: Regenerate.
4521 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4523 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4524 correct index when setting register save state for xd
4527 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4529 * config/sh/sh.c (mark_use): Remove.
4531 2007-07-12 Paul Brook <paul@codesourcery.com>
4533 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4534 reg does not overlap return value.
4536 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4538 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4539 (set_expression_vuses): Ditto.
4540 (init_pre): Initialize expression_vuses.
4542 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4544 * config/i386/sse.md (storentdf, storentsf): New.
4546 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4548 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4550 * tree.c (build_decl_stat): Move code from here...
4551 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4552 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4553 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4554 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4555 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4558 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4559 Devang Patel <dpatel@apple.com>
4561 PR tree-optimization/25413
4562 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4563 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4564 * tree.h (contains_packed_reference): New.
4565 * expr.c (contains_packed_reference): New.
4566 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4567 (vect_enhance_data_refs_alignment): Call
4568 vector_alignment_reachable_p.
4569 * target.h (vector_alignment_reachable): New builtin.
4570 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4571 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4572 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4574 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4576 * target.h (builtin_vectorization_cost): Add new target builtin.
4577 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4578 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4579 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4580 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4581 uninitialized variables.
4582 * tree-vect-transform.c (cost_for_stmt): New function.
4583 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4584 using cost 1 for all scalar stmts. Be less conservative when
4585 estimating the number of prologue/epulogue iterations. Call
4586 targetm.vectorize.builtin_vectorization_cost. Return
4587 min_profitable_iters-1.
4588 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4589 initialization cost instead of TARG_VEC_STMT_COST. Use
4590 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4591 epilogue code. Fix epilogue cost computation.
4592 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4593 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4594 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4595 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4596 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4597 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4599 2007-07-12 Richard Guenther <rguenther@suse.de>
4601 * gimplify.c (gimplify_conversion): Make sure that the result
4602 from maybe_fold_offset_to_reference is trivially convertible
4603 to the desired type before doing the simplification.
4604 (gimplify_expr): Likewise.
4605 * fold-const.c (fold_binary): Use the correct types for
4606 building the simplified expression.
4608 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4610 PR rtl-optimization/32729
4611 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4612 that fallthru to exit.
4614 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4616 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4617 (symDTPOFF2reg): Likewise.
4619 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4621 PR tree-optimization/32663
4623 * tree.h (VALUE_HANDLE_VUSES): Remove.
4624 (struct tree_value_handle): Remove vuses.
4626 * tree-vn.c (create_value_handle_for_expr): Don't set
4629 * tree-ssa-pre.c (expression_vuses): New.
4630 (alloc_expression_id): Set up expression_vuses.
4631 (get_expression_vuses): New.
4632 (set_expression_vuses): Ditto.
4633 (clear_expression_ids): Modify for expression_vuses.
4634 (phi_translate_1): Ditto.
4635 (phi_translate_set): Ditto.
4636 (value_dies_in_block_x): Ditto
4637 (valid_in_sets): Ditto.
4638 (add_to_sets): Ditto.
4639 (find_existing_value_expr): Ditto.
4640 (create_value_handle_for_expr): Ditto.
4641 (make_values_for_stmt): Ditto.
4642 (vuse_equiv): Remove.
4644 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4646 * Makefile.in (mostlyclean): Remove object files.
4648 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4650 * toplev.c (no_new_pseudos): Deleted.
4651 * rtl.h (no_new_pseudos): Deleted.
4652 * tree-pass.h (pass_no_new_pseudos): Deleted.
4653 * passes.c (pass_no_new_pseudos): Deleted.
4654 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4655 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4656 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4658 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4659 * rtlhooks.c (gen_lowpart_general): Ditto.
4660 * optabs.c (prepare_operand): Ditto.
4661 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4663 * modulo-sched.c (rest_of_handle_sms): Ditto.
4664 * see.c (rest_of_handle_see): Ditto.
4665 * ifcvt.c (if_convert): Ditto.
4666 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4668 * init-regs.c (gate_initialize_regs): Deleted set of
4670 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4671 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4672 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4674 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4677 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4678 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4679 (*vec_extractv2di_1_rex64): New insn pattern.
4681 2007-07-11 David Daney <ddaney@avtrex.com>
4683 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4684 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4685 for SIGNAL_UNWIND_RETURN_COLUMN.
4686 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4687 (DWARF_FRAME_REGNUM): Rewrite.
4688 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4690 2007-07-11 Nick Clifton <nickc@redhat.com>
4692 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4693 delta and use gen_int_mode in place of GET_INT instead.
4695 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4697 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4700 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4702 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4703 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4705 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4706 (USE_CANONICAL_TYPES): New.
4707 * doc/invoke.texi (verify-canonical-types): Remove.
4708 (use-canonical-types): Add.
4710 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4712 * config/spu/spu.c (spu_optimization_options): Remove setting of
4713 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4714 (spu_override_options): Move it here.
4716 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4718 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4719 * config/mips/mips.c (mips_cpu_info_table): Mention
4720 MIPS_ISA_LEVEL_SPEC in the comment.
4722 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4724 PR tree-optimization/32713
4725 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4727 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4730 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4731 conditional to flag_isoc99.
4732 (c_common_init_options): Do it here, unconditionally.
4734 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4736 PR tree-optimization/32589
4737 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4738 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4739 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4740 predicate, extracted from...
4741 (set_rhs): ...here. Call it for the expression on entry.
4742 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4743 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4744 (simplify_binary_expression): Use valid_gimple_expression_p
4745 to validate the simplification.
4746 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4748 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4750 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4751 DWARF2_DEBUG on 32 bit target too.
4752 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4754 2007-07-11 Nick Clifton <nickc@redhat.com>
4756 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4757 version for 64-bit hosts.
4759 2007-07-10 David Daney <ddaney@avtrex.com>
4761 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4763 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4765 * config/mips/mips.c (mips_expand_synci_loop): New function.
4766 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4767 (UNSPEC_RDHWR): Same.
4768 (UNSPEC_SYNCI): Same.
4769 (UNSPEC_SYNC): Same.
4770 (clear_cache): New expand.
4774 (clear_hazard): Same.
4775 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4777 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4778 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4780 2007-07-10 Ian Lance Taylor <iant@google.com>
4782 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4785 2007-07-10 David Daney <ddaney@avtrex.com>
4787 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4788 * builtins.c (expand_builtin___clear_cache): New function.
4789 (expand_builtin): Call expand_builtin___clear_cache for
4790 BUILT_IN_CLEAR_CACHE case.
4791 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4792 * doc/md.texi (clear_cache): Document new instruction pattern.
4793 * testsuite/gcc.dg/builtins-64.c: New test.
4795 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4797 * config/cris/cris.md ("movsi"): Fix typo in last change.
4799 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4802 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4804 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4805 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4806 for FUNCTION_DECLs. Don't use align_functions_log if
4808 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4809 even for FUNCTION_DECLs.
4810 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4812 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4813 (DECL_FUNCTION_CODE): Update for new location and name of
4815 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4816 (struct tree_decl_common): Move 'align' and 'off_align' out
4817 of union, ensure they're still on a 32-bit boundary. Remove
4818 other fields in union 'u1'.
4819 (struct tree_function_decl): Add field 'function_code' replacing
4820 'u1.f' in tree_decl_common.
4821 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4822 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4823 (Variable Attributes): Cross-reference 'aligned' attribute
4824 to Function Attributes.
4825 * flags.h (force_align_functions_log): Delete.
4826 * toplev.c (force_align_functions_log): Delete.
4828 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4832 (*vec_concatv2di_rex): New insn pattern.
4834 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4837 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4839 2007-07-10 Ian Lance Taylor <iant@google.com>
4841 Replace no_new_pseudos in backends.
4842 * rtl.h (can_create_pseudo_p): Define.
4843 * config/darwin.c (machopic_indirect_data_reference): Use
4844 can_create_pseudo_p () instead of no_new_pseudos.
4845 (machopic_indirect_data_reference): Likewise.
4846 (machopic_legitimize_pic_address): Likewise.
4847 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4848 (alpha_emit_set_const_1): Likewise.
4849 (alpha_emit_set_const): Likewise.
4850 (alpha_emit_conditional_move): Likewise.
4851 (alpha_split_conditional_move): Likewise.
4852 * config/alpha/alpha.md (various splitters): Likewise.
4854 * config/arm/arm.c (legitimize_pic_address): Likewise.
4855 (arm_load_pic_register): Likewise.
4856 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4857 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4858 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4859 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4860 * config/cris/cris.md (movsi): Likewise.
4861 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4862 (symGOTOFF2reg_hilo): Likewise.
4863 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4864 * config/h8300/h8300.md (insv, extzv): Likewise.
4865 * config/i386/i386.c (ix86_expand_move): Likewise.
4866 (ix86_expand_vector_move): Likewise.
4867 (ix86_prepare_fp_compare_args): Likewise.
4868 (ix86_expand_carry_flag_compare): Likewise.
4869 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4870 (tls_dynamic_gnu2_combine_32): Likewise.
4871 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4872 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4873 (ia64_expand_movxf_movrf): Likewise.
4874 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4875 (m32c_split_move): Likewise.
4876 (m32c_expand_insv): Likewise.
4877 * config/m68k/m68k.md (movsi): Likewise.
4878 * config/mips/mips.c (mips_force_temporary): Likewise.
4879 (mips_split_symbol): Likewise.
4880 (mips_move_integer): Likewise.
4881 (mips_legitimize_const_move): Likewise.
4882 * config/mn10300/mn10300.md (movsi): Likewise.
4883 * config/pa/pa.c (emit_move_sequence): Likewise.
4884 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4885 (rs6000_got_register): Likewise.
4886 (create_TOC_reference): Likewise.
4887 (rs6000_machopic_legitimize_pic_address): Likewise.
4888 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4889 (various splitters): Likewise.
4890 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4891 (movsi_got): Likewise.
4892 * config/s390/s390.c (emit_symbolic_move): Likewise.
4893 * config/s390/s390.md (movhi, movqi): Likewise.
4894 (load_multiple, store_multiple): Likewise.
4895 * config/score/score.c (score_force_temporary): Likewise.
4896 * config/sh/sh.c (prepare_move_operands): Likewise.
4897 (prepare_cbranch_operands): Likewise.
4898 (emit_fpu_switch): Likewise.
4899 (fpscr_set_from_mem): Likewise.
4900 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4901 (adddi3, subsi3): Likewise.
4902 (various splitters): Likewise.
4903 (divsi_inv_fp_combine): Likewise.
4904 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4905 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4907 * config/sh/predicates.md (xor_operand): Likewise.
4908 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4909 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4910 (movdi_pic_label_ref): Likewise.
4911 * config/spu/spu.c (spu_split_immediate): Likewise.
4912 * config/alpha/alpha.md (various splitters): Remove test
4913 !no_new_pseudos || reload_completed.
4914 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4916 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4917 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4918 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4919 * config/score/score.c (th_output_mi_thunk): Likewise.
4920 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4921 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4923 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4925 PR rtl-optimization/32664
4926 * mode-switching.c (create_pre_exit): Skip barrier insns.
4928 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4930 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4931 force_gimple_operand_bsi.
4932 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4933 rewrite_use_compare): Ditto.
4934 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4936 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4937 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4938 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4939 * tree-profile.c (prepare_instrumented_value,
4940 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4941 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4942 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4943 tree_gen_ior_profiler): Ditto.
4944 * tree-ssa-reassoc.c (negate_value): Ditto.
4945 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4946 Use force_gimple_operand_bsi.
4947 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4948 * tree-if-conv.c (add_to_dst_predicate_list,
4949 find_phi_replacement_condition): Ditto.
4950 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4951 Call mark_symbols_for_renaming for new statements.
4952 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4954 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4956 * cfghooks.c (remove_edge): New function.
4957 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4959 * cfghooks.h (remove_edge): Declare.
4960 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4961 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4963 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4965 * optabs.h: Added declaration for signbit_optab.
4966 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4967 * genoptinit.c (optabs): Added entry for signbit insns.
4968 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4970 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4971 * config/s390/s390.md (signbit<mode>2): New expander.
4973 2007-07-09 Richard Guenther <rguenther@suse.de>
4976 * fold-const.c (fold_plusminus_mult_expr): Move constant
4977 arguments second to allow decomposing.
4979 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4982 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4984 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4985 Disregard DECL_FROM_INLINE.
4987 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4990 * doc/invoke.texi: Add ftree-reassoc flag.
4991 * common.opt (ftree-reassoc): New flag.
4992 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4993 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4995 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4997 PR tree-optimization/32681
4998 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4999 saved in second_edge->aux when first_bb is a loop header.
5001 2007-07-09 Jan HUbicka <jh@suse.cz>
5003 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5005 2007-07-09 Richard Guenther <rguenther@suse.de>
5007 * c-decl.c (start_function): Do not promote return type.
5009 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5011 * function.c (do_warn_unused_parameter): Do not warn if
5012 TREE_NO_WARNING is set.
5014 2007-07-08 Andreas Schwab <schwab@suse.de>
5016 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5018 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5021 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5023 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5024 apply to assembly language, too.
5025 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5027 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5029 Revert (note the sccvn portions are *not* reverted)
5030 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5032 Fix PR tree-optimization/23488
5034 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5036 * tree-flow-inline.h (get_value_handle): Ditto.
5037 * tree-ssa-pre.c (decl_vh_map): New.
5038 (decl_node_pool): New.
5039 (can_value_number_operation): Support DECL_P.
5040 (can_PRE_operation): Ditto.
5041 (create_expression_by_pieces): Ditto.
5042 (find_existing_value_expr): Modify to differnetiate between
5043 addressing and top level.
5044 (create_value_handle_for_expr): Handle DECL's.
5045 (poolify_tree): Ditto.
5046 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5047 (make_values_for_stmt): Handle DECL's properly.
5048 (init_pre): Reorg to not init useless things during FRE.
5050 * tree-flow.h: Include pointer-set.h.
5051 (decl_vh_map): Declare.
5052 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5054 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5056 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5057 the constraint description.
5058 * doc/md.texi: Update documentation of AVR constraints.
5060 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5062 * auto-inc-dec.c, config/arm/arm.c,
5063 config/m32r/constraints.md, config/mips/mips.md,
5064 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5065 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5066 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5067 typos. Follow spelling conventions.
5068 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5070 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5071 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5073 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5074 realloc_vuse): Remove.
5075 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5078 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5080 Fix PR tree-optimization/23488
5082 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5083 (try_to_simplify): Ditto.
5085 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5087 * tree-flow-inline.h (get_value_handle): Ditto.
5088 * tree-ssa-pre.c (decl_vh_map): New.
5089 (decl_node_pool): New.
5090 (can_value_number_operation): Support DECL_P.
5091 (can_PRE_operation): Ditto.
5092 (create_expression_by_pieces): Ditto.
5093 (find_existing_value_expr): Modify to differnetiate between
5094 addressing and top level.
5095 (create_value_handle_for_expr): Handle DECL's.
5096 (poolify_tree): Ditto.
5097 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5098 (make_values_for_stmt): Handle DECL's properly.
5099 (init_pre): Reorg to not init useless things during FRE.
5101 * tree-flow.h: Include pointer-set.h.
5102 (decl_vh_map): Declare.
5103 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5105 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5107 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5108 apply to assembly language, too.
5109 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5111 2007-07-06 Ian Lance Taylor <iant@google.com>
5112 Zack Weinberg <zackw@panix.com>
5115 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5117 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5119 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5120 (prefetch): Likewise if "pref" would be used.
5122 2007-07-06 Josh Conner <jconner@apple.com>
5126 * calls.c (store_one_arg): Handle arguments which are partially
5127 on the stack when detecting argument overlap.
5129 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5131 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5132 chosen during find_reloads.
5134 2007-07-06 Richard Guenther <rguenther@suse.de>
5136 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5137 TYPE_ARG_TYPES for verification of argument types. Use
5138 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5139 parameters as variable arguments.
5141 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5143 * libgcc2.h (word_type): Type definition removed.
5144 (cmp_return_type, shift_count_type): Type definitions added.
5145 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5146 replaced with shift_count_type.
5147 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5149 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5150 changed from word_type to Wtype.
5151 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5152 replaced with shift_count_type.
5153 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5155 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5156 and libgcc_shift_count attribute added.
5157 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5158 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5159 (TARGET_INITIALIZER): New target hooks added.
5160 * targhooks.c (default_libgcc_cmp_return_mode,
5161 default_libgcc_shift_count_mode): Default implementations for the new
5163 * targhooks.h (default_libgcc_cmp_return_mode,
5164 default_libgcc_shift_count_mode): Function prototypes added.
5165 * target.h (struct gcc_target): Fields for the new target hooks added.
5166 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5168 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5171 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5172 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5174 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5175 s390_libgcc_shift_count_mode): Functions added.
5176 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5177 Target hooks defined.
5179 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5181 * config/mips/mips.c (compute_frame_size): Restore the original
5182 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5183 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5184 Document why the difference is needed.
5186 2007-07-06 Richard Guenther <rguenther@suse.de>
5188 * c-common.c (boolean_increment): Use correctly typed
5191 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5193 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5194 the topmost argument register is not also included in the save mask.
5195 (mips16e_collect_argument_save_p): Take a pointer to the argument
5196 register, rather than a pointer to the number of arguments.
5197 (mips16e_collect_argument_saves): Only include argument saves
5198 that aren't in the register mask.
5200 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5202 PR rtl-optimization/32450
5203 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5204 to ensure that instructions are not moved into the prologue when
5205 profiling is on. Remove unused prologue_end variable.
5206 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5207 as a scheduling barrier.
5209 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5212 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5213 Disregard DECL_FROM_INLINE.
5215 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5217 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5218 IORing with a constant.
5220 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5222 PR rtl-optimization/32475
5223 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5224 for every definition of the stack pointer.
5226 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5228 * arm.c (vfp3_const_double_index): Copy signed results of
5229 REAL_VALUE_TO_INT into unsigned vars.
5231 2007-07-05 Richard Guenther <rguenther@suse.de>
5234 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5236 * tree-ssa.c (useless_type_conversion_p): Check canonical
5239 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5241 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5242 zero_extendhisi2): Change to define_insn_and_split.
5243 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5245 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5247 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5248 pass_match_asm_constraints): New.
5249 * passes.c (init_optimization_passes): Add new pass.
5250 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5251 * function.h (struct function): Add has_asm_statement bit.
5252 (current_function_has_asm_statement): New.
5253 * tree-pass.h (pass_match_asm_constraints): New.
5255 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5257 * config/mips/mips.c (mips_file_start): Avoid declaration
5260 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5262 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5264 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5266 * rtl.def (NOTE): Change print format string to print
5267 operand 5 as a note insn name.
5269 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5270 David Ung <davidu@mips.com>
5272 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5273 * doc/invoke.texi: (MIPS Options): Document them.
5275 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5276 David Ung <davidu@mips.com>
5278 Add support for SmartMIPS ASE.
5280 * optabs.c (expand_binop_directly): New, broken out from...
5281 (expand_binop): Here. Make it try rotating in the other
5282 direction even when the second operand isn't constant.
5283 * config/mips/mips.md (*lwxs): New.
5284 * config/mips/mips.opt (msmartmips): New.
5285 * config/mips/mips.c (mips_lwxs_address_p): New.
5286 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5287 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5288 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5289 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5290 (ISA_HAS_LWXS): New.
5291 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5292 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5293 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5294 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5295 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5296 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5297 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5299 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5301 * tree-vectorizer.c (new_loop_vec_info): Initialize
5302 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5303 * tree-vectorizer.h (_loop_vec_info): Added new filed
5304 min_profitable_iters.
5305 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5306 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5307 * tree-vect-analyze.c (vect_analyze_operations): Set
5308 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5309 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5310 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5311 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5312 and prologue cost to after they are computed.
5313 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5315 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5316 of creating vectors from scalars according to dt.
5317 (vect_model_store_cost): Likewise.
5318 (vectorizable_call): Use dt array instead of scalar dt. Call
5319 vect_model_simple_cost with additional argument dt.
5320 (vectorizable_assignment): Likewise.
5321 (vectorizable_operation): Likewise.
5322 (vectorizable_type_demotion): Likewise.
5323 (vectorizable_type_promotion): Likewise.
5324 (vectorizable_store): Use dt array instead of scalar dt. Call
5325 vect_model_store_cost with additional argument dt.
5326 (vect_do_peeling_for_loop_bound): Don't call
5327 vect_estimate_min_profitable_iters. Instead, lookup
5328 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5329 "may not be profitable".
5331 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5334 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5335 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5336 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5337 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5339 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5341 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5342 addressing modes cheaper.
5344 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5346 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5347 (dw_ranges_struct): Rename block_num to num. Adjust.
5348 (dw_ranges_by_label_struct): New.
5349 (ranges_by_label, ranges_by_label_allocated,
5350 ranges_by_label_in_use): New variables.
5351 (add_ranges_num): Factored most of the code out of...
5352 (add_ranges): ... this one. Rewrite in terms of the former.
5353 (add_ranges_by_labels): New.
5354 (output_ranges): Output by-label ranges.
5355 (dwarf2out_finish): Output range for multiple-section
5356 compile_unit. Output standard DW_AT_low_pc in addition to
5357 unexpected DW_AT_entry_pc.
5359 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5361 PR tree-optimization/32604
5362 PR tree-optimization/32606
5364 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5365 (compute_antic_safe): Removed.
5366 (ANTIC_SAFE_LOADS): Ditto.
5367 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5368 (execute_pre): Don't call compute_antic_safe.
5369 (vuse_equiv): New function.
5370 (make_values_for_stmt): Use it
5371 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5374 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5377 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5379 (avr_attribute_table): Make "naked" attribute apply to function types
5380 rather than to decls.
5381 (avr_handle_fntype_attribute): New function.
5383 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5385 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5388 2007-07-04 David Ung <davidu@mips.com>
5389 Joseph Myers <joseph@codesourcery.com>
5391 * config/mips/mips.md (type): Add logical, signext and move.
5392 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5393 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5394 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5395 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5396 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5397 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5398 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5399 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5400 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5401 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5402 movv2sf_hardfloat_64bit): Use the new types.
5403 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5404 *movdf_softfloat, *movdf_mips16): Use "multi".
5405 (extendqihi2): Replace with a define_expand.
5406 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5407 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5408 * config/mips/74k.md (r74k_int_logical): New reservation and
5410 (r74k_int_arith): Remove "slt".
5411 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5412 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5413 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5414 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5415 reservations for "arith".
5417 2007-07-04 Richard Guenther <rguenther@suse.de>
5419 * tree-ssa.c (useless_type_conversion_p): Add handling for
5420 scalar float and vector types. Only call the types_compatible_p
5421 langhook for aggregate types as last resort. Follow the
5424 2007-07-04 Richard Guenther <rguenther@suse.de>
5426 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5427 the same as NOP_EXPR.
5429 2007-07-04 Nick Clifton <nickc@redhat.com>
5431 * target.h (struct gcc_target): Add target_help field.
5432 * target-def.h (TARGET_HELP): New.
5433 (TARGET_INITIALIZER): Use TARGET_HELP.
5434 * opts.c (command_handle_option): Invoke target_help function, if
5435 defined, when the user has specified --target-help on the command
5437 * doc/invoke.texi: Mention that --target-help might print
5438 additional information.
5439 * doc/tm.texi: Document TARGET_HELP hook.
5441 * arm.c (TARGET_HELP): Override default definition.
5442 (arm_target_help): New - display a wrapped list of cores and
5443 architectures supported.
5445 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5447 * config/v850/v850.c (expand_prologue): Make sure
5448 GEN_INT() argument is sign extended rather than zero extended.
5449 (expand_epilogue): Likewise.
5450 (output_move_double): Delete.
5451 * config/v850/v850-protos.h (output_move_double): Delete.
5452 * config/v850/v850.md (movdi): Delete.
5453 (*movdi_internal): Delete.
5455 (*movdf_internal): Delete.
5457 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5459 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5460 unless compiling RTP PIC.
5462 2007-07-04 Richard Guenther <rguenther@suse.de>
5464 PR tree-optimization/32482
5465 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5466 original ssa name if we didn't find a shift expression.
5467 Fix shift constant for bit zero test.
5469 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5471 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5473 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5475 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5476 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5477 * config/arm/vxworks.h (ASM_SPEC): Delete.
5478 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5480 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5482 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5483 (DDR_REVERSED_P): New.
5484 * tree-data-ref.c (initialize_data_dependence_relation,
5485 build_classic_dist_vector): Set DDR_REVERSED_P.
5487 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5490 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5491 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5492 init_omega_for_ddr_1): Use non conservative number of iterations
5494 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5495 (analyze_siv_subscript): Remove FIXME and reinitialization of
5496 last_conflicts to chrec_dont_know.
5497 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5499 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5501 * tree.c (maybe_canonicalize_argtypes): Improve description.
5503 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5505 * tree.c (maybe_canonicalize_argtypes): New.
5506 (build_function_type): Set canonical type.
5507 (build_method_type_directly): Ditto.
5508 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5511 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5513 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5515 (rewrite_use_nonlinear_expr): Likewise.
5517 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5519 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5521 2007-07-04 Ben Elliston <bje@au.ibm.com>
5523 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5526 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5528 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5529 (Exception Handling): Likewise.
5531 2007-07-03 Jan Hubicka <jh@suse.cz>
5533 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5535 2007-07-03 Eric Christopher <echristo@apple.com>
5537 * doc/cppopts.texi: Add conflicting option note to -dM.
5538 * doc/invoke.texi: Add note about possible conflicts with
5539 -E for -dCHARS and note that -dM will not produce
5540 any results if there is no machine dependent reorg.
5542 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5544 * tree.h (DECL_ALIGN): Back out previous change.
5546 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5548 * configure.ac: Test for .dtprelword support on MIPS.
5549 * configure, config.in: Regenerate.
5550 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5551 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5553 2007-07-03 Julian Brown <julian@codesourcery.com>
5555 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5556 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5557 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5558 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5560 (all_fpus): Add FPUTYPE_VFP3.
5561 (fp_model_for_fpu): Add VFPv3 field.
5562 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5563 (vfp3_const_double_index): New function. Return integer index of
5564 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5566 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5567 and argument represents a valid RTX for a VFPv3 constant.
5568 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5570 (vfp_emit_fstmd): Similar, for fstmd.
5571 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5572 constants, represented as integer indices.
5573 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5574 VFP_REGNO_OK_FOR_DOUBLE macros.
5575 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5576 (arm_file_start): Set float-abi attribute for VFPv3, and output
5577 correct ".fpu" assembler directive.
5578 (arm_dbx_register_numbering): Add FIXME.
5579 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5580 (fputype): Add FPUTYPE_VFP3.
5581 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5582 (CALL_USED_REGISTERS): Likewise.
5583 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5584 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5585 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5586 (D7_VFP_REGNUM): New.
5587 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5588 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5589 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5590 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5591 (REG_ALLOC_ORDER): Adjust for VFPv3.
5592 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5593 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5594 VFP_LO_REGS, VFP_HI_REGS.
5595 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5596 (IS_VFP_CLASS): Define macro.
5597 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5599 (REGISTER_MOVE_COST): Likewise.
5600 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5601 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5602 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5603 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5604 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5605 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5606 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5607 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5608 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5609 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5610 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5611 where appropriate for single-word registers.
5612 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5613 As above. Fix type attributes.
5614 * config/arm/constraints.md (register_contraint "t"): Define.
5615 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5617 (register_constraint "x"): Define.
5618 (constraint "Dv"): Define.
5620 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5622 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5624 2007-07-03 Tom Tromey <tromey@redhat.com>
5626 * c-parser.c (objc_pq_context): Removed.
5627 (objc_need_raw_identifier): Likewise.
5628 (c_parser) <objc_pq_context>: New field.
5629 <objc_need_raw_identifier>: Likewise.
5630 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5631 (c_lex_one_token): Update.
5632 (c_parser_objc_protocol_definition): Update.
5633 (c_parser_objc_method_definition): Update.
5634 (c_parser_objc_methodproto): Update.
5635 (c_parser_declspecs): Update.
5637 2007-07-03 David Ung <davidu@mips.com>
5639 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5641 2007-07-03 David Ung <davidu@mips.com>
5642 Richard Sandiford <richard@codesourcery.com>
5644 * doc/invoke.texi: Document -march=74kf3_2.
5645 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5646 (TUNE_74K): Check for it.
5647 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5648 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5649 * config/mips/mips.md (cpu): Add 74kf3_2.
5650 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5651 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5652 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5653 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5654 74kf3_2 to the CPU list.
5655 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5656 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5657 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5658 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5659 (r74kf3_2_fxfer_from_c1): New insn reservations.
5661 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5662 David Ung <davidu@mips.com>
5664 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5665 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5666 and 74k[fx]. Document aliases for the new options.
5667 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5668 (PROCESSOR_24KF2_1): ...this.
5669 (PROCESSOR_24KX): Rename to...
5670 (PROCESSOR_24KF1_1): ...this.
5671 (PROCESSOR_74KF): Rename to...
5672 (PROCESSOR_74KF2_1): ...this.
5673 (PROCESSOR_74KX): Rename to...
5674 (PROCESSOR_74KF1_1): ...this.
5675 (TUNE_74K): Update PROCESSOR_* names.
5676 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5677 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5678 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5679 (mips_rtx_cost_data): Update processor names in comments.
5680 (mips_issue_rate): Update PROCESSOR_* names.
5681 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5682 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5683 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5684 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5685 Update cpu attribute names.
5686 (r24k_fpu_iss): Rename this reservation to...
5687 (r24kf2_1_fpu_iss): ...this and update all uses.
5688 (r24kx_fpu_iss): Rename this reservation to...
5689 (r24kf1_1_fpu_iss): ...this and update all uses.
5690 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5691 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5692 Update cpu attribute names.
5694 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5696 * config/m32r/constraints.md: New file.
5697 * config/m32r/m32r.c: Include tm-constrs.h.
5698 (small_data_operand): Use satisfies_constraint_* instead of macro.
5699 (addr24_operand, gen_compare): Likewise.
5700 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5701 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5702 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5703 EXTRA_CONSTRAINT): Likewise.
5704 * config/m32r/m32r.md: Include constraints.md.
5705 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5706 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5707 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5708 (two_insn_const_operand, int8_operand, uint16_operand,
5709 reg_or_int16_operand, reg_or_uint16_operand,
5710 reg_or_cmp_int16_operand, cmp_int16_operand,
5711 seth_add3_operand): Likewise.
5713 2007-07-03 Eric Christopher <echristo@gmail.com>
5715 * libgcc2.h: Conditionally declare __bswapsi2 and
5718 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5720 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5723 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5726 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5727 (__gthrw_pragma): Provide default definition.
5729 * gthr-posix.c (__gthrw_pragma): Define.
5731 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5733 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5734 before declaring inequality.
5736 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5738 * combine.c (recog_for_combine): Log the success or failure of
5739 matching new insn patterns against the machine description in
5742 2007-07-03 Revital Eres <eres@il.ibm.com>
5744 * ddg.c (print_sccs): New function.
5745 (check_sccs): New function.
5746 (create_ddg_all_sccs): Use it.
5747 * ddg.h (print_sccs): Declare.
5748 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5750 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5752 * targhooks.h (default_mode_for_suffix): New function declaration.
5753 * targhooks.c (default_mode_for_suffix): New default target hook.
5754 * target.h (struct c): New structure in the targetm struct.
5755 (mode_for_suffix): New target hook as part of struct c.
5756 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5757 default_mode_for_suffix.
5758 (TARGET_C): New define.
5759 * c-lex.c: Include "target.h".
5760 (interpret_float): Use targetm.c.mode_for_suffix to determine
5761 the mode for a given non-standard suffix.
5762 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5764 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5765 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5767 * doc/extend.texi (Floating Types): New node. Document __float80 and
5768 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5770 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5773 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5774 predicate instead of target_operand.
5775 (divsi3_i1_media, divsi3_media_2): Likewise.
5777 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5779 * tree.h (alias_sets_might_conflict_p): Rename into
5780 alias_sets_must_conflict_p.
5781 * alias.c (alias_sets_might_conflict_p): Likewise.
5782 (alias_sets_conflict_p): Use it.
5783 (objects_must_conflict_p): Likewise.
5784 * c-common.c (strict_aliasing_warning): Adjust.
5786 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5788 * rtlhooks.c (gen_lowpart_if_possible): Check for
5789 invalid subreg before calling gen_lowpart_SUBREG.
5791 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5793 * config/darwin9.h: Add copyright notice.
5794 (LINK_COMMAND_SPEC): Add comment.
5795 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5796 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5797 DARWIN_LIBSYSTEM_HAS_UNWIND.
5799 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5802 * omp-low.c (check_combined_parallel): New function.
5803 (lower_omp_parallel): Call it via walk_stmts, set
5804 OMP_PARALLEL_COMBINED if appropriate.
5805 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5806 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5807 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5808 don't consider it as combined parallel.
5810 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5812 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5813 (gcc_tooldir): Likewise.
5814 * configure: Regenerate.
5815 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5816 old configure.ac gcc_tooldir setting.
5817 (prefix_to_exec_prefix): New variable.
5818 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5819 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5821 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5823 Fix PR tree-optimization/32583
5824 Fix PR tree-optimization/32584
5825 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5826 (phi_translate_set): Use phi_translate directly now.
5827 (make_values_for_stmt): Don't value number RHS if we already know
5830 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5831 Jim Wilson <wilson@specifix.com>
5834 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5837 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5838 Richard Sandiford <richard@codesourcery.com>
5839 Nigel Stephens <nigel@mips.com>
5841 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5842 (mips16e_output_save_restore): Declare.
5843 (mips16e_save_restore_pattern_p): Likewise.
5844 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5845 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5846 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5847 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5848 (BITSET_P): New global macro, extracted from...
5849 (mips_for_each_saved_reg): ...here.
5850 (mips16e_save_restore_info): New struct.
5851 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5852 (mips16e_save_restore_regs): New variable.
5853 (mips_split_plus, mips16e_find_first_register): New functions.
5854 (mips16e_mask_registers): New function.
5855 (compute_frame_size): Expand the commentary before the function.
5856 Enforce the MIPS16e save and restore register range restrictions.
5857 Pad the general register save area at the low end.
5858 (mips16e_save_restore_reg, mips16e_build_save_restore)
5859 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5860 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5861 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5863 (mips_expand_prologue, mips_expand_epilogue): Handle
5864 GENERATE_MIPS16E_SAVE_RESTORE.
5865 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5867 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5869 PR tree-optimization/31966
5870 PR tree-optimization/32533
5871 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5872 "basic_block" description as its third argument. Update function
5873 calls to get destination bb from "edge" argument. Save "cond" into
5874 aux field of the edge. Update prototype for changed arguments.
5875 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5877 (find_phi_replacement_condition): Operate on incoming edges, not
5878 on predecessor blocks. If there is a condition saved in the
5879 incoming edge aux field, AND it with incoming bb predicate.
5880 Return source bb of the first edge.
5881 (clean_predicate_lists): Clean aux field of outgoing node edges.
5882 (tree_if_conversion): Do not initialize cond variable. Move
5883 variable declaration into the loop.
5884 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5885 initializations of new_stmt, arg0 and arg1 variables.
5887 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5889 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5890 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5892 2007-07-02 Richard Guenther <rguenther@suse.de>
5894 * tree-ssa.c (useless_type_conversion_p): Document
5895 future intent as defining the middle-end type system.
5896 Re-structure to call langhook last, group by type class,
5897 mark questionable parts.
5899 2007-07-02 Richard Guenther <rguenther@suse.de>
5901 * tree-flow.h (types_compatible_p): Declare.
5902 * tree-ssa.c (types_compatible_p): New function.
5903 * ipa-type-escape.c (discover_unique_type): Use
5904 types_compatible_p instead of lang_hooks.types_compatible_p.
5905 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5906 * tree-vn.c (expressions_equal_p): Likewise.
5907 * tree.c (fields_compatible_p): Likewise.
5908 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5909 (cprop_operand): Use useless_type_conversion_p instead of
5910 lang_hooks.types_compatible_p.
5911 * tree-inline.c (setup_one_parameter): Likewise.
5912 (declare_return_variable): Likewise.
5913 * tree-nrv.c (tree_nrv): Likewise.
5914 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5915 (maybe_fold_offset_to_component_ref): Likewise.
5916 (maybe_fold_offset_to_reference): Likewise.
5917 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5918 (merge_alias_info): Likewise.
5919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5920 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5921 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5922 * tree-tailcall.c (find_tail_calls): Likewise.
5923 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5924 * gimplify.c (canonicalize_addr_expr): Likewise.
5925 (fold_indirect_ref_rhs): Likewise.
5926 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5927 (cpt_same_type): Likewise.
5928 (check_pointer_types_r): Swap parameters to cpt_same_type
5930 * fold-const.c (fold_convert): Revert fix for PR15988.
5931 * tree-inline.c (setup_one_parameter): Instead fix it here by
5932 using fold_build1 instead of fold_convert and checking for
5933 error_mark_node. Convert only if the conversion is necessary.
5935 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5937 * configure.ac: Check for .gnu_attribute on Power.
5938 * configure: Regenerate.
5939 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5940 attribute for floating-point ABI.
5942 2007-07-02 Ira Rosen <irar@il.ibm.com>
5944 PR tree-optimization/32230
5945 PR tree-optimization/32477
5946 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5947 address is a constant.
5949 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5951 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5952 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5953 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5954 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5955 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5956 64-bit targets. Add support for *-elfoabi*.
5957 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5958 different settings if $(tm_defines) does not select the EABI.
5959 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5960 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5961 (MIPS_ARCH_OPTION_SPEC): Likewise.
5962 (MIPS_ISA_LEVEL_SPEC): Likewise.
5963 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5964 * config/mips/elfoabi.h: New file.
5966 2007-07-02 Richard Guenther <rguenther@suse.de>
5968 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5969 (useless_type_conversion_p): ... this.
5970 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5971 (useless_type_conversion_p): ... this.
5972 * builtins.c (fold_builtin_memory_op): Rename
5973 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5974 * tree-cfg.c (verify_expr): Likewise.
5975 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5976 * tree-ssa-ccp.c (ccp_fold): Likewise.
5977 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5978 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5980 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5981 * tree-ssa-pre.c (eliminate): Likewise.
5982 * tree-ssa.c (delete_tree_ssa): Likewise.
5983 (tree_ssa_useless_type_conversion): Likewise.
5984 * tree.c (build2_stat): Likewise.
5986 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5988 Fix PR tree-optimization/32571
5989 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5992 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5995 and other expected operations explicitly, change default to
5998 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6000 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6002 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6003 (tls_load_dot_plus_eight): Move the label number into the unspec.
6004 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6006 2007-07-01 Andreas Schwab <schwab@suse.de>
6008 * dwarf2out.c (initial_return_save): Define only if used.
6010 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6012 Unreverting Richard's Revert of:
6014 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6016 * dce.c (deletable_insn_p_1): New function, split out from...
6017 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6018 specially, not those inside PARALLELs. Remove BODY argument
6019 and adjust recursive call accordingly.
6020 (prescan_insns_for_dce): Update call to delete_insn_p.
6022 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6023 Revital Eres <eres@il.ibm.com>
6025 * ddg.c (create_ddg_all_sccs): Fix missed
6026 initialization of scc_nodes.
6028 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6031 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6032 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6034 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6036 * configure.ac: Check for .gnu_attribute on MIPS.
6037 * configure, config.in: Regenerate.
6038 * config/mips/mips.c (mips_file_start): If supported, output
6039 attribute for floating-point ABI.
6041 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6044 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6045 (ffs_cmove): New expander to expand using ctz pattern.
6046 (*ffs_cmove): Remove pattern.
6047 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6048 (ffsdi2): Expand using ctz pattern.
6049 (*ffs_rex64): Remove pattern.
6051 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6053 PR rtl-optimization/32296
6054 * pa.md (return): Delete pattern.
6055 (return_internal): Remove "(const_int 1)" from pattern.
6056 (epilogue): Use return_internal pattern for trivial returns.
6057 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6058 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6060 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6062 * tree-ssa-pre.c (is_exception_related): New function
6063 (can_value_number_operation): Use it.
6065 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6067 Fix PR tree-optimization/32540
6068 Fix PR tree-optimization/31651
6070 * tree-ssa-sccvn.c: New file.
6072 * tree-ssa-sccvn.h: Ditto.
6074 * tree-vn.c: Include tree-ssa-sccvn.h
6075 (val_expr_paid_d): Removed.
6076 (value_table): Ditto.
6077 (vn_compute): Ditto.
6078 (val_expr_pair_hash): Ditto.
6079 (val_expr_pair_expr_eq): Ditto.
6080 (copy_vuses_from_stmt): Ditto.
6083 (shared_vuses_from_stmt): Ditto.
6084 (print_creation_to_file): Moved up.
6085 (sort_vuses): Ditto.
6086 (sort_vuses_heap): Ditto.
6087 (set_value_handle): Make non-static.
6088 (make_value_handle): Ditto.
6089 (vn_add): Rewritten to use sccvn lookups.
6090 (vn_add_with_vuses): Ditto.
6091 (vn_lookup): Ditto (and second argument removed).
6092 (vn_lookup_with_vuses): Ditto.
6093 (vn_lookup_or_add): Ditto (and second argument removed);
6094 (vn_lookup_or_add_with_vuses): Ditto.
6095 (vn_lookup_with_stmt): New.
6096 (vn_lookup_or_add_with_stmt): Ditto.
6097 (create_value_handle_for_expr): Ditto.
6099 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6100 (seen_during_translate): New function.
6101 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6102 (phi_trans_add): Ditto.
6103 (constant_expr_p): FIELD_DECL is always constant.
6104 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6105 Use constant_expr_p.
6106 Avoid infinite recursion on mutually valued expressions.
6107 Change callers of vn_lookup_or_add.
6108 (phi_translate): New function.
6109 (compute_antic_safe): Allow phi nodes.
6110 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6111 (find_or_generate_expression): Rewrite slightly.
6112 (create_expression_by_pieces): Updated for vn_lookup_or_add
6114 Update VN_INFO for new names.
6115 (insert_into_preds_of_block): Update for new names.
6116 (add_to_exp_gen): New function.
6117 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6118 (find_existing_value_expr): Rewrite to changed vn_lookup.
6119 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6120 (try_look_through_load): Removed.
6121 (try_combine_conversion): Ditto.
6122 (get_sccvn_value): New function.
6123 (make_values_for_phi): Ditto.
6124 (make_values_for_stmt): Ditto.
6125 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6127 (init_pre): Update for SCCVN changes.
6129 (execute_pre): Ditto.
6131 * tree-flow.h (make_value_handle): Declare.
6132 (set_value_handle): Ditto.
6133 (sort_vuses_heap): Ditto.
6134 (vn_lookup_or_add_with_stmt): Ditto.
6135 (vn_lookup_with_stmt): Ditto.
6136 (vn_compute): Remove.
6139 (vn_lookup): Update arguments.
6141 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6143 (tree-ssa-sccvn.o): New.
6144 (OBJS-common): Add tree-ssa-sccvn.o
6146 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6149 * c-typeck.c (build_external_ref): Don't mark as used if called
6151 * calls.c (rtx_for_function_call): Likewise.
6153 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6157 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6159 * dce.c (deletable_insn_p_1): New function, split out from...
6160 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6161 specially, not those inside PARALLELs. Remove BODY argument
6162 and adjust recursive call accordingly.
6163 (prescan_insns_for_dce): Update call to delete_insn_p.
6165 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6167 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6168 (try_combine): Move potential calls to undo_all() so they happen
6169 before we commit to using the combined insns.
6171 2006-06-30 Jan Hubicka <jh@suse.cz>
6173 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6176 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6178 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6179 (cgraph_remove_unreachable_nodes): Likewise.
6180 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6181 * ipa-inline.c (update_caller_keys): Cast according to the coding
6183 (cgraph_decide_recursive_inlining): Likewise.
6184 (cgraph_decide_inlining_of_small_function): Likewise.
6185 (try_inline): Likewise.
6186 (cgraph_decide_inlining_incrementally): Likewise.
6187 * ipa-pure-const.c (get_function_state): Likewise.
6188 (scan_function): Likewise.
6189 (analyze_function): Likewise.
6190 (static_execute): Likewise.
6191 * ipa-reference.c (scan_for_static_refs): Likewise.
6192 (merge_callee_local_info): Likewise.
6193 (analyze_function): Use type safe memory macros.
6194 (static_execute): Likewise. Cast according to the coding conventions.
6195 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6197 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6199 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6200 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6203 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6206 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6207 for complex modes (both int and real).
6209 2007-06-29 Jan Hubicka <jh@suse.cz>
6211 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6213 2007-06-29 Jan Hubicka <jh@suse.cz>
6216 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6219 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6222 * config/avr/avr.c: Include dataflow header file.
6223 (expand_prologue): Adjust for prologue insn change.
6224 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6227 2007-06-29 Richard Guenther <rguenther@suse.de>
6230 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6231 during type verification.
6233 2007-06-29 Jan Hubicka <jh@suse.cz>
6235 * recog.c (validate_change_rtx_1): Unshare TO argument.
6237 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6239 PR tree-optimization/24659
6240 * tree-vect-transform.c (vectorizable_call): Handle
6241 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6243 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6244 * config/i386/i386.c (enum ix86_builtins)
6245 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6246 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6248 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6249 const using def_builtin_const.
6250 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6251 input operands in the same modes as the result.
6252 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6254 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6256 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6257 (df_set_dead_notes_for_mw): Likewise.
6259 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6261 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6263 2007-06-28 DJ Delorie <dj@redhat.com>
6265 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6267 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6269 * doc/invoke.texi (C++ Dialect Options): Document
6270 fvisibility-ms-compat.
6271 * c.opt (fvisibility-ms-compat): New.
6273 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6276 * tree-affine.c (aff_combination_add_elt): Handle
6277 pointer addition specially.
6279 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6281 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6282 decl is non-external for AIX ABI.
6284 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6286 * config/rs6000/predicates.md (current_file_function_operand):
6287 Ensure the symbol is non-external for AIX ABI.
6289 2007-06-28 Nick Clifton <nickc@redhat.com>
6291 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6292 (fdce, fdse, fpredictive-commoning): Likewise.
6294 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6297 * gcc.c (process_command): Recognize the new -static-libgfortran
6300 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6303 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6304 Use a call clobbered hard reg instead of a pseudo reg.
6306 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6308 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6310 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6313 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6314 REG_LIBCALL and REG_RETVAL notes.
6315 (divsi3, mulsi3): Likewise.
6316 (mulhisi3): Likewise. Use emit_libcall_block.
6317 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6319 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6321 PR rtl-optimization/32481
6322 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6324 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6326 * dce.c (deletable_insn_p_1): New function, split out from...
6327 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6328 specially, not those inside PARALLELs. Remove BODY argument
6329 and adjust recursive call accordingly.
6330 (prescan_insns_for_dce): Update call to delete_insn_p.
6332 2007-06-27 Richard Guenther <rguenther@suse.de>
6335 * tree.h (fold_convertible_p): Declare.
6336 * fold-const.c (fold_convertible_p): New function.
6337 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6338 instead of lang_hooks.types_compatible_p.
6340 2007-06-26 Jan Hubicka <jh@suse.cz>
6342 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6343 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6344 early use validate_unshare_change.
6345 (reload_combine): Likewise.
6346 * recog.c (change_t): New field unshare.
6347 (validate_change_1): Rename from validate_change; add argument unshare.
6348 (validate_change): Turn into wrapper of validate_change_1; update
6349 prototype for bools.
6350 (validate_unshare_change): New.
6351 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6352 calls of df_insn_rescan.
6353 * recog.h (validate_change): Replace ints by bools.
6354 (validate_unshare_change): Declare.
6356 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6358 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6360 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6362 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6364 2007-06-25 Jan Hubicka <jh@suse.cz>
6366 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6368 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6369 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6370 places other call site specific checks are performed.
6372 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6375 * tree-vect-transform.c (vectorizable_operation): Convert
6376 POINTER_PLUS_EXPR over to PLUS_EXPR.
6378 2007-06-25 Chao-ying Fu <fu@mips.com>
6380 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6381 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6382 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6383 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6385 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6386 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6387 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6388 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6389 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6390 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6391 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6392 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6393 ALL_FIXED_POINT_MODE_P): New define.
6394 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6396 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6398 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6399 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6400 MODE_VECTOR_UACCUM): New mode classes.
6402 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6403 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6404 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6407 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6408 (blank_mode): Initialize ibit and fbit.
6409 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6410 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6412 (new_adjust): Change required_class to required_class_from and
6413 required_class_to for testing within a range.
6414 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6415 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6417 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6418 (make_fixed_point_mode): New.
6419 (_ADD_ADJUST): Change C to C1 and C2.
6420 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6421 use a range for machine classes.
6422 (ADJUST_IBIT, ADJUST_FBIT): New.
6423 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6425 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6426 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6427 Emit adjustment for ibit and fbit.
6428 (emit_mode_ibit, emit_mode_fbit): New.
6429 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6431 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6433 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6434 as the source of the set.
6436 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6438 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6439 FP_REGNO_P): Use IN_RANGE.
6440 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6441 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6442 (DATA_REG_P): Use DATA_REGNO_P.
6443 (FP_REG_P): Use FP_REGNO_P.
6444 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6445 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6446 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6448 2007-06-24 Jan Hubicka <jh@suse.cz>
6451 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6453 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6456 * fold-const.c (fold_binary): Strip nops of operand 0
6457 of BIT_NOT_EXPR before calling operand_equal_p.
6458 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6459 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6461 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6463 * doc/extend.texi: Document that dllimport and dllexport imply
6465 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6466 imported or exported declaration, including type declarations.
6467 * c-common.c (handle_visibility_attribute): Check for conflicts
6468 with dllimport/dllexport.
6469 (c_determine_visibility): Handle dllimport/dllexport as an
6470 explicit visibility atttribute.
6472 2007-06-23 Richard Guenther <rguenther@suse.de>
6474 PR tree-optimization/16876
6476 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6478 * tree-inline.c (initialize_inlined_parameters): Do not call
6479 lang_hooks.tree_inlining.convert_parm_for_inlining.
6480 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6481 reason for mismatched types.
6482 * gimplify.c (gimplify_call_expr): Verify the call expression
6483 arguments match the called function type signature. Otherwise
6484 mark the call expression to be not considered for inlining
6485 using CALL_CANNOT_INLINE_P flag.
6486 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6487 edges call expression.
6488 (cgraph_decide_inlining_of_small_function): Likewise.
6489 (cgraph_decide_inlining): Likewise.
6490 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6492 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6493 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6494 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6496 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6497 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6499 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6500 convert_parm_for_inlining member.
6502 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6505 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6506 Remove optimization for GT.
6508 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6511 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6513 (prescan_insns_for_dce): Add extra parameter.
6515 2007-06-23 Jan Hubicka <jh@suse.cz>
6518 * gimplify.c (mark_addressable): New function.
6519 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6521 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6524 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6526 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6529 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6530 moves between MMX/SSE registers to at least 8 units to prevent
6531 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6533 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6535 * config/i386/i386.c (override_options): Correct x86_sahf
6538 2007-06-21 David Daney <ddaney@avtrex.com>
6541 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6542 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6543 (exception_receiver): Renamed to ...
6544 (nonlocal_goto_receiver): ... this.
6546 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6548 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6549 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6550 partial register accesses.
6552 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6554 * fold-const.c (debug_fold_checksum): Move it under
6555 ENABLE_FOLD_CHECKING.
6557 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6560 * tree.h (debug_fold_checksum): Declared.
6561 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6562 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6563 build_fold_addr_expr_with_type_1.
6564 (fold_addr_expr, debug_fold_checksum): New.
6565 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6566 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6569 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6571 PR tree-optimization/19590
6572 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6573 of scev is a constant.
6574 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6576 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6578 * df-problems.c (df_note_bb_compute): Made computation of live
6579 info consistent with df_lr.
6581 2007-06-21 Richard Guenther <rguenther@suse.de>
6583 PR tree-optimization/32453
6584 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6585 for pointer anti-range.
6587 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6589 * config/i386/i386.c (processor_target_table): Increase maximum
6590 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6593 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6594 byte alignment if > 8 byte alignment is preferred.
6595 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6597 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6599 PR tree-optimization/31866
6600 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6601 if ASM_EXPR's input is not a SSA_NAME.
6604 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6605 but decl is a global var, instead return decl.
6606 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6607 even for is_global_var decls, if they are private in some outer
6610 2007-06-21 Richard Guenther <rguenther@suse.de>
6612 PR tree-optimization/32451
6613 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6615 2007-06-21 Christian Bruel <christian.bruel@st.com>
6617 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6618 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6619 (push_regs): Changed saving order or banked registers.
6620 (sh_expand_epilogue): Likewise.
6621 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6622 (FIRST_BANKED_REG): Likewise.
6623 (LAST_BANKED_REG): Likewise.
6624 * config/sh/sh.md (banked) New attribute.
6625 (in_delay_slot): Check banked attribute.
6627 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6629 PR tree-optimization/32075
6630 * tree-data-ref.c (subscript_dependence_tester_1,
6631 analyze_miv_subscript, analyze_overlapping_iterations,
6632 add_distance_for_zero_overlaps, build_classic_dist_vector,
6633 subscript_dependence_tester_1, analyze_overlapping_iterations,
6634 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6635 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6636 to evolution_function_is_affine_multivariate_p.
6638 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6640 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6642 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6645 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6647 * config/m32c/prologue.md (epilogue_exitd_16): New.
6648 (epilogue_reit_16): New.
6649 (epilogue_exitd): Rename to epilogue_exitd_24.
6650 (epilogue_reit): Rename to epilogue_reit_24.
6652 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6653 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6655 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6657 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6658 if dbg_cnt (sched_insn) reaches the limit.
6659 (choose_ready): New parameter INSN_PTR and new return value.
6660 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6661 the new return value from choose_ready.
6662 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6663 (rest_of_handle_global_alloc): New global_alloc_at_func.
6665 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6667 PR tree-optimization/25737
6668 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6669 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6670 * tree-flow.h (struct fieldoff): Add new field alias_set.
6671 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6672 argument addressable_type. Set alias_set of fieldoff.
6673 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6674 (create_overlap_variables_for): Pass alias_set from fieldoff to
6676 * alias.c (get_alias_set): Use alias_set from SFT if set.
6678 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6680 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6681 of a variable as an unsigned HOST_WIDE_INT integer.
6683 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6685 PR rtl-optimization/32405
6686 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6688 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6690 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6693 * builtins.c: Include diagnostic.h.
6694 (expand_builtin_expect): Make gcc_assert more permissive.
6695 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6698 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6702 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6703 if ACCUMULATE_OUTGOING_ARGS.
6705 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6707 * config/m68hc11/m68hc11.c: Include dataflow header file.
6708 (m68hc11_reorg): Port to dataflow.
6710 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6712 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6713 (struct df_problem.free_blocks_on_set_blocks): New field.
6714 (struct dataflow.optional_p): New field.
6715 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6716 (df_live_set_all_dirty): New function.
6717 * df-scan.c (df_scan_alloc): Initialize optional_p.
6718 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6719 * df-core.c (df_set_blocks): Removed use of
6720 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6721 df_problem.free_blocks_on_set_blocks to determine which blocks are
6723 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6724 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6725 uses dataflow.optional_p to determine if problem should be
6727 (rest_of_handle_df_initialize): Only start live problem if
6729 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6730 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6731 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6732 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6733 problem_NOTE): Initialize free_blocks_on_set_blocks.
6734 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6736 (df_live_set_all_dirty, df_note_alloc): New function.
6737 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6739 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6740 * postreload.c (reload_combine): Ditto.
6741 * cse.c (cse_extended_basic_block): Ditto.
6742 * regmove.c (mark_flags_life_zones): Ditto.
6743 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6744 erase_matching_seqs): Ditto.
6745 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6746 * integrate (allocate_initial_values): Ditto.
6747 * combine.c (reg_dead_at_p): Ditto.
6748 * resource.c (mark_target_live_regs): Ditto.
6749 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6750 * config/sh/sh.c (find_r0_life_regions): Ditto.
6751 * global.c (rest_of_handle_global_alloc): Only add back df_live
6753 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6755 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6757 (if_convert): Make sure df_live is there at -O == 1.
6758 (pass_if_after_combine): Cleanup flags.
6759 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6760 is there at -O == 1.
6762 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6764 * config/arm/arm.c (arm_get_frame_offsets): Set
6765 offsets->locals_base to avoid negative stack size.
6766 (thumb1_expand_prologue): Assert on negative stack size.
6768 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6770 PR tree-optimization/32367
6771 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6772 of the chrec has no evolution in that loop.
6773 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6775 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6777 * config/xtensa/xtensa.c: Include "df.h".
6778 (xtensa_builtin_saveregs): Use adjust_address instead of
6780 (xtensa_va_start): Invoke make_tree with sizetype for
6781 expand_builtin_saveregs and then convert the result to a pointer.
6782 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6783 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6784 Subtract argument size from index value as integers and then use
6785 POINTER_PLUS_EXPR to add the result to the array address.
6787 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6790 * config/m32c/m32c.c: Include dataflow header file.
6791 (m32c_emit_prologue): Adjust for prologue insn change.
6792 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6793 once inside a PARALLEL. Assume frame size passed in operand 0
6794 includes space to save the fb register.
6795 (prologue_enter_24): Likewise.
6796 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6798 2007-06-19 David Daney <ddaney@avtrex.com
6801 * config/mips/mips.md (cprestore): Mark $gp as used.
6803 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6806 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6807 (frv_ifcvt_modify_insn): Likewise.
6809 2007-06-19 Richard Guenther <rguenther@suse.de>
6811 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6812 only handle positive offsets that fit in a HOST_WIDE_INT.
6814 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6817 result of rsqrt insn for zero input argument to avoid NaN.
6819 2007-06-19 Richard Guenther <rguenther@suse.de>
6822 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6824 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6826 PR tree-optimization/32353
6827 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6829 2007-06-19 Nick Clifton <nickc@redhat.com>
6831 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6833 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6836 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6837 * config/i386/i386.c (assign_386_stack_local): Assert that
6838 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6839 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6840 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6841 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6843 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6845 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6847 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6849 PR rtl-optimization/32321
6850 * gcse.c (replace_store_insn): Update the note before
6851 calling emit_insn_after.
6853 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6856 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6858 * df-problems.c (df_note_bb_compute): Fix dumping info.
6860 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6862 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6863 insn with emit_jump_insn.
6865 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6867 PR tree-optimization/32383
6868 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6869 * targhooks.h (default_builtin_reciprocal): Update prototype.
6870 * target.h (struct gcc_target): Update builtin_reciprocal.
6871 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6872 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6873 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6874 when fndecl is in BUILT_IN_MD class.
6875 (execute_convert_to_rsqrt): Ditto.
6877 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6878 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6879 Convert BUILT_IN_SQRTF code only when md_fn is false.
6881 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6883 * bt-load.c (move_btr_def): Fix the order of arguments
6884 to validate_replace_rtx.
6886 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6888 * config/m68k/m68k-devices.def: Add 54450..54455.
6890 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6892 PR rtl-optimization/32366
6893 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6894 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6897 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6900 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6901 this is true, rescan insn being modified.
6902 (sms_schedule): Added rescan parameter.
6903 (rest_of_handle_sms): Moved freeing of dominance info to before
6904 getting out of cfg_layout.
6906 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6908 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6909 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6912 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6913 FL_CF_EMAC from the entry for isac.
6915 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6916 (const_sibcall_operand): New.
6917 (sibcall_operand): Use it.
6918 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6919 (m68k_isas): ISAC does not imply FPU or EMAC.
6920 (override_options): Add ISA_C logic for symbolic jump & call.
6922 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6924 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6925 return mode from the builtin itself.
6926 (sparc_fold_builtin): Fix cast of zero constant.
6928 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6930 * targhooks.c (default_builtin_reciprocal): New default target hook.
6931 * targhooks.h (default_builtin_reciprocal): Add prototype.
6932 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6933 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6934 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6935 default_builtin_reciprocal.
6937 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6940 * hooks.c (hook_tree_tree_bool_null): New hook.
6941 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6942 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6943 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6944 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6945 and convert it to reciprocal a*rfunc(b).
6946 (execute_convert_to_rsqrt): New function.
6947 (gate_convert_to_rsqrt): New function.
6948 (pass_convert_to_rsqrt): New pass definition.
6949 * target.h (struct gcc_target): Add builtin_reciprocal.
6950 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6951 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6952 TARGET_BUILTIN_RECIPROCAL.
6953 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6955 * config/i386/i386.h (TARGET_RECIP): New define.
6956 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6957 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6958 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6959 and not optimizing for size.
6960 (*rcpsf2_sse): New insn pattern.
6961 (*rsqrtsf2_sse): Ditto.
6962 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6963 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6964 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6965 and not optimizing for size.
6966 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6967 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6968 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6969 and not optimizing for size.
6970 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6971 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6972 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6973 and not optimizing for size.
6974 (*sse_rsqrtv4sf2): Do not export.
6976 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6977 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6978 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6979 and not optimizing for size.
6981 * config/i386/i386.opt (mrecip): New option.
6982 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6983 (ix86_emit_swsqrtsf): Ditto.
6984 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6985 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6987 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6988 ix86_expand_unop1_builtin.
6989 (ix86_emit_swdivsf): New function.
6990 (ix86_emit_swsqrtsf): Ditto.
6991 (ix86_builtin_reciprocal): New function.
6992 (TARGET_BUILTIN_RECIPROCAL): Use it.
6993 (ix86_vectorize_builtin_conversion): Rename from
6994 ix86_builtin_conversion.
6995 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6996 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6997 "i386 and x86_64 Options" section.
6998 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7000 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7001 Zdenek Dvorak <dvorakz@suse.cz>
7002 Richard Guenther <rguenther@suse.de>
7003 Kaz Kojima <kkojima@gcc.gnu.org>
7005 * tree-vrp.c (compare_values_warnv): Convert val2 to
7007 (extract_range_from_assert): Create
7008 POINTER_PLUS_EXPR for pointer types.
7009 (extract_range_from_binary_expr): Handle
7010 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7012 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7013 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7014 POINTER_PLUS_EXPR as PLUS_EXPR.
7015 (number_of_iterations_lt_to_ne):
7016 For pointer types, use sizetype when
7017 creating MINUS_EXPR/PLUS_EXPRs.
7018 (assert_loop_rolls_lt): For pointer types, use sizetype when
7019 creating MINUS_EXPR/PLUS_EXPRs.
7020 (number_of_iterations_le): Likewise.
7021 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7022 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7023 like PLUS_EXPR and MINUS_EXPR.
7024 * tree-pretty-print.c (dump_generic_node): Handle
7026 (op_prio): Likewise.
7027 (op_symbol_1): Likewise.
7028 * optabs.c (optab_for_tree_code): Likewise.
7029 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7031 * tree-tailcall.c (process_assignment): Mention
7032 POINTER_PLUS_EXPR in a TODO comment.
7033 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7034 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7035 not used with a pointer and an integer type.
7036 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7037 increment using chrec_convert_rhs instead of chrec_convert.
7038 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7039 PLUS_EXPR except for the right hand side's type will be
7041 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7042 (fold_used_pointer_cast): Kill.
7043 (pointer_offset_p): Kill.
7044 (fold_used_pointer): Kill.
7045 (pointer_used_p): Kill.
7046 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7047 call fold_used_pointer.
7048 (instantiate_parameters_1): Convert the increment
7049 using chrec_convert_rhs instead of chrec_convert.
7050 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7051 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7052 instead of PLUS_EXPR.
7053 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7054 PLUS_EXPR for pointers.
7055 (std_gimplify_va_arg_expr): Likewise.
7056 (fold_builtin_memory_op): Likewise.
7057 (fold_builtin_strstr): Likewise.
7058 (fold_builtin_strchr): Likewise.
7059 (fold_builtin_strrchr): Likewise.
7060 (fold_builtin_strpbrk): Likewise.
7061 (expand_builtin_memory_chk): Likewise.
7062 (fold_builtin_memory_chk): Likewise.
7063 (std_expand_builtin_va_start): Use
7064 sizetype for the call to make_tree and then convert
7065 to the pointer type.
7066 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7067 instead of PLUS_EXPR for adding to a pointer.
7068 (std_gimplify_va_arg_expr): Use fold_build2 for
7069 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7070 the operands to sizetype first and then cast the BIT_AND_EXPR
7071 back to the pointer type.
7072 * fold-const.c (build_range_check): Handle pointer types
7074 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7075 of PLUS_EXPR's. Make sure the offset is converted to
7077 (try_move_mult_to_index): Strip the NOPs from the offset.
7078 Remove code argument and replace all uses with PLUS_EXPR.
7079 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7080 specially. Don't use a pointer type for MINUS_EXPR.
7081 (fold_unary): Handle for (T1)(X op Y),
7082 only p+ as that is the only as that can be handled for
7083 binary operators now.
7084 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7086 <case PLUS_EXPR>: Add folding of PTR+INT into
7088 Don't call try_move_mult_to_index.
7089 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7090 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7091 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7092 Don't call try_move_mult_to_index.
7093 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7094 (tree_expr_nonzero_p): Likewise.
7095 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7096 of PLUS_EXPR for the complex expression folding.
7097 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7098 first chrec is a pointer type, then the second should
7099 be sizetype and not the first's type.
7100 For POINTER_PLUS_EXPR, use a different right hand side type.
7101 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7102 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7103 different right hand side type.
7104 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7105 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7106 instead of PLUS_EXPR.
7107 When either operand is zero, convert the other operand.
7108 (chrec_apply): Use chrec_convert_rhs
7109 on the argument x instead of chrec_convert.
7110 (reset_evolution_in_loop): For pointer types, the new_evol
7112 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7113 different right hand side type.
7114 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7115 (chrec_convert_rhs): New function.
7116 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7117 different right hand side type.
7118 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7119 * tree-chrec.h (chrec_convert_rhs): New prototype.
7120 (build_polynomial_chrec): For pointer types, the right hand
7121 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7122 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7123 Remove subtraction case as it is always addition now.
7124 Make sure the offset is converted to sizetype.
7125 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7126 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7127 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7128 PLUS_EXPR in pointer type.
7129 Handle POINTER_PLUS_EXPR.
7130 (tree_to_aff_combination): Likewise.
7131 (force_expr_to_var_cost): Likewise.
7132 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7133 instead of PLUS_EXPR for pointers.
7134 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7135 instead of PLUS_EXPR of pointer types.
7136 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7138 (check_va_list_escapes): Likewise.
7139 (check_all_va_list_escapes): Likewise.
7140 * dwarf2out.c (loc_descriptor_from_tree_1):
7141 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7142 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7143 (string_constant): Likewise.
7144 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7145 the offset to the base, use POINTER_PLUS_EXPR.
7146 (add_to_parts): Convert the index to sizetype.
7147 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7148 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7149 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7150 Offset only holds something for PLUS_EXPR.
7151 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7153 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7155 (analyze_accesses_for_modify_stmt): Likewise.
7156 Remove comment about the type being integral type as it is
7158 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7160 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7162 Correct the type which the artimentic is done in (is now
7165 * tree-data-ref.c (split_constant_offset): Handle
7167 * tree-affine.c (tree_to_aff_combination): Likewise.
7168 * c-typeck.c (build_unary_op): For pointers create the increment
7169 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7171 * gimplify.c (gimplify_self_mod_expr): Create a
7172 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7173 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7174 * tree.def (POINTER_PLUS_EXPR): New tree code.
7175 * tree-predcom.c (ref_at_iteration): If we have a pointer
7176 type do the multiplication in sizetype.
7177 * tree-mudflap.c (mf_xform_derefs_1): Create a
7178 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7179 * tree-ssa-forwprop.c
7180 (forward_propagate_addr_into_variable_array_index):
7181 Don't expect there to be a cast for the index as that
7182 does not exist anymore.
7183 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7184 instead of PLUS_EXPR.
7185 Don't check for the first operand of the POINTER_PLUS_EXPR
7186 was the index as it cannot be.
7187 Call forward_propagate_addr_into_variable_array_index with
7188 the SSA_NAME instead of the statement.
7189 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7190 (compare_constant): Likewise.
7191 (copy_constant): Likewise.
7192 (compute_reloc_for_constant): Likewise.
7193 (output_addressed_constants): Likewise.
7194 (initializer_constant_valid_p): Likewise.
7195 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7196 Convert the MIN/MAX of the inner type to the outer
7197 type before comparing them.
7198 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7199 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7200 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7201 of PLUS_EXPR for pointers.
7202 * tree-inline.c (estimate_num_insns_1): Handle
7204 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7205 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7206 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7207 instead of PLUS_EXPR for the pointer increment statement.
7208 (vect_update_ivs_after_vectorizer): For pointer types, create
7209 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7210 MULT_EXPR in sizetype.
7211 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7213 * tree-object-size.c (plus_expr_object_size): Handle
7214 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7215 code which is trying to figure out which side is a pointer and
7217 (check_for_plus_in_loops_1): Likewise.
7218 (check_for_plus_in_loops): Likewise.
7219 * c-common.c (pointer_int_sum): Create a
7220 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7221 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7222 only POINTER_PLUS_EXPR. Removing all the extra
7223 code which is trying to figure out which side is a pointer and
7225 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7226 PLUS_EXPR and MINUS_EXPR.
7227 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7229 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7230 with make_tree, instead of a pointer type.
7231 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7232 for pointers instead of PLUS_EXPR.
7233 (s390_gimplify_va_arg): Likewise.
7234 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7235 instead of PLUS_EXPR when doing addition on pointer
7236 types. Use sizetype for the second operand.
7237 (spu_gimplify_va_arg_expr): Likewise.
7238 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7239 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7240 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7241 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7242 for the pointer addition and also use size_int/sizetype
7244 (ix86_gimplify_va_arg): Likewise.
7245 Perform BIT_AND_EXPR on sizetype arguments.
7246 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7247 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7248 for the pointer additions and also use size_int for the offsets.
7249 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7250 additions and also use size_int for the offsets. Perform
7251 BIT_AND_EXPR on sizetype arguments.
7252 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7253 POINTER_PLUS_EXPR for pointers and create the
7254 BIT_AND_EXPR in sizetype.
7255 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7256 instead of PLUS_EXPR for pointer addition.
7257 (rs6000_va_start): Likewise.
7258 Also use sizetype for the offset.
7259 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7260 as PLUS_EXPR/MINUS_EXPR.
7261 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7262 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7263 Don't use BIT_AND_EXPR on a pointer type, convert the
7264 expression to sizetype first.
7265 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7267 (mips_gimplify_va_arg_expr): Likewise.
7268 Don't create BIT_AND_EXPR in a pointer type.
7270 2007-06-15 Eric Christopher <echristo@apple.com>
7272 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7273 (x86_64-*-darwin*): Ditto.
7274 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7277 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7279 * doc/extend.texi: Document behavior of __attribute__((aligned))
7282 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7284 * rtlanal.c (note_stores): Improve documentation.
7286 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7288 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7289 LOCAL_LABEL_PREFIX): Delete.
7290 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7291 (bfin_internal_label): Delete.
7293 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7295 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7296 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7297 otherwise define to LIBGCC2_TF_CEXT.
7298 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7299 (LIBGCC_TF_CEXT): Ditto.
7302 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7304 PR rtl-optimization/32339
7305 * df-scan.c (df_uses_record): Don't modify flags but just add to
7306 it for df_ref_record.
7308 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7310 * tree-mudflap.c: Fix whitespace issues.
7312 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7314 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7316 2007-06-14 Eric Christopher <echristo@apple.com>
7318 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7319 (movv4sf): Use gcc_unreachable instead of abort.
7321 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/sfp-machine.h (CMPtype): New define.
7325 (mach stubs): Use CMPtype instead of int as a return type.
7327 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7329 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7330 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7331 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7332 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7333 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7334 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7335 config/soft-fp/soft-fp.h: Update from glibc CVS.
7337 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7339 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7341 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7344 * config/v850/v850.c: Include dataflow header file.
7345 (substitute_ep_register): Fix typo.
7347 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7349 * configure.ac: Fix earlier checkin.
7350 * configure: Regenerated.
7352 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7354 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7355 * aclocal.m4: Regenerate.
7356 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7357 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7358 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7359 * configure: Regenerate.
7360 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7362 * Makefile.in (quickstrap): Build libgcc too.
7364 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7366 * configure.ac: Add --enable-checking=df. Explicitly mention that
7367 the variables are initialized as for "release".
7368 * df-core.c: Use it.
7369 * configure: Regenerate.
7370 * config.in: Regenerate.
7372 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7374 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7375 validate_replace_rtx instead of replace_rtx.
7376 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7378 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7380 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7381 (DWARF2_UNWIND_INFO): Override default if configured with
7383 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7384 (ENDFILE_SPEC): Add crtend.o.
7385 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7386 (ENDFILE_SPEC): Add crtend.o.
7387 (TARGET_USE_JCR_SECTION): Define.
7388 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7390 * config/i386/cygming-crtbegin.c: New file.
7391 * config/i386/cygming-crtend.c: New file.
7393 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7395 * config/i386/w32-unwind.h: New file.
7397 2007-06-13 Eric Christopher <echristo@apple.com>
7399 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7400 the user set a value below STACK_BOUNDARY.
7402 2007-06-13 Thiemo Seufer <ths@networkno.de>
7404 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7405 imply -lpthread for -pthread.
7407 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7409 * basic-block.h: Remove the prototype for
7410 free_basic_block_vars.
7411 * cfglayout.h: Remove the prototype for
7412 insn_locators_initialize.
7413 * tree.h: Remove the prototype for emit_line_note.
7415 * tree-ssa-pre.c (mergephitemp): Remove.
7416 (init_pre): Don't use mergephitemp.
7418 2007-06-13 Eric Christopher <echristo@apple.com>
7420 * config/i386/i386.c (override_options): If we've specified
7421 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7423 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7425 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7428 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7430 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7431 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7432 (eh_store_handler): New pattern.
7433 (eh_return): Emit it instead of a plain move.
7435 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7437 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7438 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7439 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7442 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7444 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7445 (find_next_insn_start, find_load): New functions.
7446 (bfin_reorg): Use them to deal with the fact that parallel insns are
7447 no longer represented as a SEQUENCE.
7449 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7451 * config/sparc/sparc.c (sparc_override_options): Initialize
7454 2007-06-13 Dave Korn <dave.korn@artimi.com>
7456 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7459 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7461 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7462 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7463 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7464 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7465 tree-vect-transform.c: Fix comment typos. Follow spelling
7468 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7470 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7471 to the exit block use set.
7472 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7473 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7474 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7476 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7478 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7479 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7480 to indicate an error.
7481 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7483 (dbg_cnt_process_opt): Print an error on a bad argument.
7484 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7485 * common.opt (-fdbg-cnt-list): New.
7486 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7488 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7490 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7491 flag on ref-all pointers.
7493 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7496 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7497 for the offset with the modifier as EXPAND_INITIALIZER
7498 if the modifier is EXPAND_INITIALIZER.
7499 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7500 a register if we had an overflow.
7502 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7504 * real.c (real_isfinite): New.
7505 (real_sqrt): Use it.
7506 * real.h (real_isfinite): New.
7507 * builtins.c: Use it.
7509 2007-06-12 Ian Lance Taylor <iant@google.com>
7510 Daniel Berlin <dberlin@dberlin.org>
7513 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7514 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7515 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7516 (DECL_NO_TBAA_P): Define.
7517 (struct tree_decl_common): Add no_tbaa_flag field.
7518 * tree-ssa-structalias.c (struct variable_info): Add
7519 no_tbaa_pruning field.
7520 (new_var_info): Initialize no_tbaa_pruning field.
7521 (unify_nodes): Copy no_tbaa_pruning field.
7522 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7523 (dump_solution_for_var): Print no_tbaa_pruning flag.
7524 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7526 (compute_tbaa_pruning): New static function.
7527 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7528 Call compute_tbaa_pruning.
7529 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7530 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7531 * gimple-low.c (lower_stmt): Likewise.
7532 * tree-gimple.c (is_gimple_stmt): Likewise.
7533 * tree-ssa-operands.c (get_expr_operands): Likewise.
7534 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7535 * tree-inline.c (estimate_num_insns_1): Likewise.
7536 (copy_result_decl_to_var): Likewise.
7537 * expr.c (expand_expr_real_1): Likewise.
7538 * tree-pretty-print.c (dump_generic_node): Likewise.
7539 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7540 * omp-low.c (omp_copy_decl_2): Likewise.
7541 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7542 * doc/c-tree.texi (Expression trees): Document
7543 CHANGE_DYNAMIC_TYPE_EXPR.
7545 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7547 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7548 with !HONOR_NANS and !HONOR_INFINITIES.
7549 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7551 2007-06-12 Tristan Gingold <gingold@adacore.com>
7553 * gcov.c: Comments updated.
7554 (source_info): Add file_time field.
7555 (source_index): New variable.
7556 (mutiple_files): New variable.
7557 (generate_results): New function extracted from process_file.
7558 (process_file): Save and restore chain of functions, generate
7559 results and free structures only if not merging results.
7560 (release_structures): File names are now freed in create_file_names
7561 (create_file_names): Free previous file names.
7562 (find_source): File date is now read here and modifications in
7563 source files is checked here.
7564 (read_graph_file): Only reverse order of functions for the current
7566 (make_gcov_file_name): Do not generate long names if input_name is
7568 (output_lines): If merging results do not display graph, data and
7570 Checking source file modification is done in find_source.
7572 * doc/gcov.texi: Append an s to sourcefile.
7574 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7576 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7577 (forced_nop): New pattern.
7578 * config/bfin/bfin.c: Include "df.h".
7579 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7580 (bfin_discover_loop): Use df_get_live_in instead of
7581 global_live_at_start.
7582 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7583 df_analyze when done.
7584 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7585 the insns. Use QImode for the final insn in a bundle. Call
7586 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7588 (reorder_var_tracking_notes): New function.
7589 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7590 update_life_info. Call df_analyze after scheduling and bundle
7591 generation. Call reorder_var_tracking_notes if generating these
7592 notes. Call df_finish_pass at the end.
7594 2007-06-12 Dirk Mueller <dmueller@suse.de>
7596 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7597 a comparison, not an assignment.
7599 2007-06-12 Olivier Hainque <hainque@adacore.com>
7601 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7602 Request walking the subtrees only, leaving the current is_lhs/val_only
7604 (convert_non_local_reference): Likewise.
7606 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7608 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7610 2007-06-12 Richard Guenther <rguenther@suse.de>
7612 PR tree-optimization/15353
7613 PR tree-optimization/31657
7614 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7615 * timevar.def: Add TV_TREE_IFCOMBINE.
7616 * tree-pass.h (pass_tree_ifcombine): Declare.
7617 * tree-ssa-ifcombine.c: New file.
7618 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7619 * tree-flow.h (blocks_in_phiopt_order): Declare.
7620 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7621 (tree-ssa-ifcombine.o): New dependencies.
7623 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7625 PR rtl-optimization/32293
7626 * combine.c (simplify_if_then_else): Truncate return from
7627 nonzero_bits() to correct mode.
7629 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7631 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7632 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7634 2007-06-11 Diego Novillo <dnovillo@google.com>
7636 * Makefile.in (reload1.o-warn): Remove.
7638 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7640 * combine.c (subst): Use reg_overlap_mentioned_p
7641 instead of comparing register numbers directly.
7643 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7645 * reload1.c (mark_home_live_1): Use the mode parameter.
7647 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7649 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7650 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7654 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7656 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7658 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7660 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7661 from integer registers.
7662 (FP mode splitters): Handle TFmode.
7664 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7666 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7667 for ref-all pointers that point-to anything.
7669 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7671 * config/arm/arm.c (arm_output_dwarf_dtprel,
7672 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7674 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7676 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7677 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7680 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7682 * tree.c (signed_or_unsigned_type_for): New.
7683 (unsigned_type_for): Use signed_or_unsigned_type_for.
7684 (signed_type_for): Use signed_or_unsigned_type_for.
7685 * tree.h (signed_or_unsigned_type_for): New.
7686 (get_signed_or_unsigned_type): Remove.
7687 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7688 lang_hooks.types.signed_type
7689 (size_diffop): Likewise.
7690 (all_ones_mask_p): Likewise.
7691 (build_range_check): Likewise.
7692 (fold_cond_expr_with_comparison): Likewise.
7693 (fold_cond_expr_with_comparison): Likewise.
7694 (unextend): Likewise.
7695 (extract_muldiv_1): Likewise.
7696 (fold_single_bit_test_into_sign_test): Likewise.
7697 (fold_binary): Likewise.
7698 (fold_ternary): Likewise.
7699 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7700 instead of get_signed_or_unsigned_type.
7701 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7702 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7703 * expr.c (signed_or_unsigned_type_for): Use
7704 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7705 * langhooks.c (get_signed_or_unsigned_type): Remove.
7706 (lhd_signed_or_unsigned_type): Remove.
7707 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7708 signed_or_unsigned_type.
7709 (lhd_signed_or_unsigned_type): Remove.
7710 * expmed.c (make_tree): Use signed_type_for instead of
7711 lang_hooks.types.signed_type.
7712 * c-common.c (same_scalar_type_ignoring_signedness): Use
7713 c_common_signed_type instead of lang_hooks.types.signed_type.
7714 (c_common_unsigned_type): New.
7715 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7716 (shorten_compare): Use c_common_unsigned_type instead of
7717 c_common_signed_or_unsigned_type.
7718 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7720 * convert.c (convert_to_integer): Use signed_type_for instead of
7721 lang_hooks.types.signed_type.
7722 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7723 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7724 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7725 * c-format.c (check_format_types): Use c_common_unsigned_type
7726 instead of unsigned_type_for.
7727 * c-decl.c (groakdeclarator): Likewise.
7728 * c-typeck.c (convert_for_assignment): Likewise.
7729 * c-common.h (c_common_unsigned_type): New.
7731 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7734 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7735 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7737 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7740 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7741 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7743 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7744 Sebastian Pop <sebpop@gmail.com>
7746 * lambda-code.c (remove_iv): New.
7747 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7749 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7751 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7752 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7753 * tree-ssa-loop-prefetch.c: Include optabs.h.
7754 (FENCE_FOLLOWING_MOVNT): New macro.
7755 (struct mem_ref): Add independent_p and storent_p fields.
7756 (record_ref): Initalize the new fields.
7757 (gather_memory_references_ref): Return true if the reference
7759 (gather_memory_references): Check whether all memory accesses
7760 in loop were recorded.
7761 (should_issue_prefetch_p): Return false for nontemporal stores.
7762 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7763 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7764 (determine_loop_nest_reuse): Detect independent memory references.
7765 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7766 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7767 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7768 * config/i386/i386.h (x86_mfence): Declare.
7769 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7770 * config/i386/i386.c (x86_mfence): New variable.
7771 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7773 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7774 * optabs.c (init_optabs): Initialize storent_optab.
7775 * optabs.h (enum optab_index): Add OTI_storent.
7776 (storent_optab): Declare.
7777 * genopinit.c (optabs): Add initialization for storent_optab.
7778 * tree.h (MOVE_NONTEMPORAL): New macro.
7779 * expr.c (expand_assignment, store_expr, store_constructor_field,
7780 store_constructor, store_field, expand_expr_real_1): Propagate
7781 nontemporality of the expanded store.
7782 (emit_storent_insn): New function.
7783 * expr.h (expand_assignment, store_expr): Declaration changed.
7784 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7785 to expand_assignment.
7786 * stmt.c (expand_asm_expr): Ditto.
7787 * calls.c (initialize_argument_information): Pass false as
7788 nontemporality to store_expr.
7789 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7792 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7794 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7796 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7798 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7800 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7801 and allow DECL_P here.
7803 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7805 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7806 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7807 track of the size of the expression.
7808 * cfghooks.c (merge_blocks): Remove block from loops structure only
7809 after call of the merge_blocks hook.
7811 2007-06-09 Tom Tromey <tromey@redhat.com>
7813 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7814 (deprecated_state): Removed.
7815 (start_decl): Update.
7816 (enum deprecated_states): Moved earlier.
7817 (groktypename): Update.
7818 (push_parm_decl): Likewise.
7819 (grokfield): Likewise.
7820 (start_function): Likewise.
7822 2007-06-09 Ian Lance Taylor <iant@google.com>
7824 PR tree-optimization/32169
7825 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7826 CONVERT_EXPR, check whether min and max both converted to an
7827 overflow infinity representation.
7829 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7831 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7832 not inserted on the edge.
7834 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7836 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7837 instructions if they are supported.
7838 (__divsi3, __umodsi3, __modsi3): Likewise.
7839 (__ashldi3, __ashrdi3, __lshrdi3): New.
7840 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7842 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7843 Tony Linthicum <tony.linthicum@amd.com>
7845 * doc/invoke.texi: Add fvect-cost-model flag.
7846 * common.opt (fvect-cost-model): New flag.
7847 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7848 cost fields in stmt_vec_info struct for STMT.
7849 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7850 fields in stmt_vec_info struct and access functions for the same.
7851 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7852 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7853 load, store and vector to scalar operation.
7854 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7855 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7856 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7857 (TARG_VEC_STORE_COST): Define cost of vector store.
7858 (vect_estimate_min_profitable_iters): Define new function.
7859 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7860 check to evaluate if loop iterations are less than minimum profitable
7861 iterations determined by cost model or minimum vect loop bound defined
7862 by user, whichever is more conservative.
7863 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7864 run-time check to evaluate if loop iterations are less than minimum
7865 profitable iterations determined by cost model or minimum vect loop
7866 bound defined by user, whichever is more conservative.
7867 (vect_estimate_min_profitable_iterations): New function to estimate
7868 mimimimum iterartions required for vector version of loop to be
7869 profitable over scalar version.
7870 (vect_model_reduction_cost): New function.
7871 (vect_model_induction_cost): New function.
7872 (vect_model_simple_cost): New function.
7873 (vect_cost_strided_group_size): New function.
7874 (vect_model_store_cost): New function.
7875 (vect_model_load_cost): New function.
7876 (vectorizable_reduction): Call vect_model_reduction_cost during
7878 (vectorizable_induction): Call vect_model_induction_cost during
7880 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7881 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7882 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7883 vectorizable_promotion, vectorizable_demotion): Call
7884 vect_model_simple_cost during analysis phase.
7886 2007-06-08 Simon Baldwin <simonb@google.com>
7888 * reg-stack.c (get_true_reg): Readability change. Moved default case
7889 label into direct switch statement scope.
7891 2007-06-08 Simon Baldwin <simonb@google.com>
7893 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7894 in gcc_assert() with '==' comparison.
7896 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7898 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7899 TARGET_ABM handling of x86_popcnt variable.
7901 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7903 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7904 __builtin_copysignq and __builtin_infq built-in functions.
7906 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7908 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7909 SSE4.2 section. Correct built-in function names in SSE4A section.
7911 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7913 PR tree-optimization/32243
7914 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7915 for ncopies after ratio check between nunits_out and nunits_in.
7916 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7918 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7920 PR tree-optimization/32224
7921 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7922 vectorization upon a non GIMPLE_MODIFY_STMT.
7924 2007-06-08 Christian Bruel <christian.bruel@st.com>
7927 * config/sh/sh.md (doloop_end): New pattern and splitter.
7928 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7930 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7933 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7935 (verify_dominators): Do not change dominance tree.
7937 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7939 * config/sh/constraints.md: New file.
7940 * config/sh/sh.c: Include tm-constrs.h.
7941 (reg_class_from_letter): Remove.
7942 (prepare_cbranch_operands): Use satisfies_constraint_*
7943 function instead of macro.
7944 (andcosts, broken_move, sh_secondary_reload): Likewise.
7945 * config/sh/predicates.md (trapping_target_operand): Likewise.
7946 (and_operand, arith_operand, arith_reg_or_0_operand,
7947 cmp_operand, logical_operand, target_operand,
7948 ua_address_operand, ua_offset, xor_operand): Likewise.
7949 * config/sh/sh.md: Include constraints.md.
7950 (*movsicc_t_false): Use satisfies_constraint_* function
7952 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7953 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7954 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7955 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7956 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7957 (REG_CLASS_FROM_CONSTRAINT): Remove.
7958 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7959 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7960 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7961 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7962 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7963 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7964 function instead of macro.
7965 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7966 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7967 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7968 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7969 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7970 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7971 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7972 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7973 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7974 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7975 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7976 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7977 EXTRA_CONSTRAINT_STR): Likewise.
7978 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7980 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7982 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7984 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7987 * c-common.h (flag_cpp0x): Replaced by...
7988 (cxx_dialect): ... this new variable specifying the C++ dialect that
7990 * c-common.c (flag_cpp0x): Removed.
7991 (cxx_dialect): Defined.
7992 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7994 * c-opts.c (c_common_post_options): Likewise.
7995 (set_std_cxx98): Set cxx_dialect to cxx98.
7996 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7998 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7999 Hui-May Chang <hm.chang@apple.com>
8001 * doc/invoke.texi (Darwin Options): Update documentation for
8002 -mmacosx-version-min.
8003 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8004 * config/darwin-driver.c: New file.
8005 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8006 * config/t-darwin (darwin-driver.o): New rule.
8008 * config/darwin-c.c (version_as_macro): Ignore low digit.
8010 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8012 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8013 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8014 (CSGNMODE): New mode macro.
8015 (CSGNVMODE): New mode attribute.
8016 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8017 expander using CSGNMODE mode macro. Handle TFmode.
8018 (copysign<mode>3_const): Rename from copysignsf3_const and
8019 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8021 (copysign<mode>3_var): Rename from copysignsf3_var and
8022 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8024 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8025 mode macro. Handle TFmode.
8026 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8027 (iortf3, *iortf3): Ditto.
8028 (xortf3, *xortf3): Ditto.
8029 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8030 TFmode and TImode masks.
8031 (ix86_expand_copysign): Expand TFmode copysign insn.
8032 (IX86_BUILTIN_INFQ): New.
8033 (IX86_BUILTIN_FABSQ): Ditto.
8034 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8035 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8036 [__builtin_fabsq]: Ditto.
8037 [__builtin_copysignq]: Ditto.
8038 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8039 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8040 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8041 ix86_expand_binop_builtin().
8043 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8045 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8047 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8050 * rtl.h (push_to_sequence2): New.
8051 * emit-rtl.c (push_to_sequence2): New.
8052 * function.c (assign_parm_data_all): Add new fields.
8053 (assign_parm_setup_block): Call push_to_sequence2 instead of
8055 (assign_parm_setup_reg): Ditto.
8056 (assign_parm_setup_stack): Ditto.
8057 (assign_parms_unsplit_complex): Ditto.
8058 (assign_parms): Change field name.
8060 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8062 PR tree-optimization/32220
8063 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8064 phi node is reached before defining statement.
8066 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8069 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8070 after changing the right hand side of the assignment.
8072 2007-06-06 Eric Christopher <echristo@apple.com>
8074 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8075 (x86_64-*-darwin*): Ditto.
8076 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8077 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8079 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8081 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8083 (add_key): Likewise.
8084 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8085 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8087 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8089 (add_cost_one_coalesce): Likewise.
8090 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8091 variable names. Rename orig to orig_name for consistency.
8092 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8094 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8096 (record_equivalences_from_stmt): Likewise.
8097 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8098 the coding conventions.
8099 (memory_ssa_name_same): Likewise.
8100 (dse_optimize_stmt): Likewise.
8101 (dse_record_phis): Likewise.
8102 (dse_finalize_block): Likewise.
8103 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8104 keywords as variable names.
8105 (may_move_till): Cast according to the coding conventions.
8106 (force_move_till_expr): Avoid using C++ keywords as variable names.
8107 (force_move_till): Cast according to the coding conventions.
8108 (memref_hash): Likewise.
8109 (memref_eq): Likewise.
8110 (gather_mem_refs_stmt): Likewise.
8111 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8112 using C++ keywords as variable names.
8113 (idx_find_step): Cast according to the coding conventions.
8114 (idx_record_use): Likewise.
8115 (find_depends): Likewise.
8116 (prepare_decl_rtl): Likewise.
8117 (mbc_entry_hash): Likewise.
8118 (mbc_entry_eq): Likewise.
8119 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8120 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8121 (idx_infer_loop_bounds): Cast according to the coding conventions.
8122 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8123 * tree-ssa-math-opts.c (occ_new ): Likwise.
8124 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8126 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8128 (add_use_op): Likewise.
8129 (add_vop): Likewise.
8130 (add_vuse_op): Likewise.
8131 (add_vdef_op): Likewise.
8132 (get_expr_operands): Likewise.
8133 (push_stmt_changes): Use type safe memory macros.
8134 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8135 keywords as variable names.
8136 (conditional_replacement): Likewise.
8137 (minmax_replacement): Likewise.
8138 (abs_replacement): Likewise.
8139 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8141 (insert_fake_stores): Avoid using C++ keywords as variable names.
8142 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8144 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8145 (heapvar_insert): Use type safe memory macros.
8146 (new_var_info): Cast according to the coding conventions.
8147 (new_constraint): Likewise.
8148 (remove_preds_and_fake_succs): Use type safe memory macros.
8149 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8151 (thread_single_edge): Likewise.
8152 (thread_through_loop_header): Likewise.
8154 2007-06-06 Eric Christopher <echristo@apple.com>
8156 * config/i386/i386.c (override_options): Move handling
8157 of TARGET_SUBTARGET* earlier.
8159 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8161 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8164 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8166 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8167 emited outside of basic block.
8168 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8170 * rtl.h (delete_insn_chain): Declaration changed.
8171 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8173 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8174 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8175 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8176 to delete_insn_chain.
8177 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8178 do not have bb field set.
8179 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8181 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8182 * cfgcleanup.c (try_optimize_cfg): Ditto.
8184 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8186 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8187 (lambda_body_vector_new): Use type safe memory macros.
8188 (lambda_linear_expression_new): Likewise.
8189 (lambda_loopnest_new): Likewise.
8190 (lambda_lattice_new): Likewise.
8191 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8192 conventions. Use type safe memory macros.
8193 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8194 (lambda_body_vector_s): Likewise.
8195 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8196 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8198 2007-06-06 Richard Guenther <rguenther@suse.de>
8200 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8201 if we need to schedule cfg_cleanup.
8202 (tree_ssa_forward_propagate_single_use_vars): Do so.
8204 2007-06-06 Ian Lance Taylor <iant@google.com>
8206 * fold-const.c (merge_ranges): If range_successor or
8207 range_predecessor fail, just return 0.
8209 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8211 PR tree-optimization/32216
8212 * tree-vectorizer.c (supportable_widening_operation): Determine
8213 signedness of FIX_TRUNC_EXPR from output operand.
8214 (supportable_narrowing_operation): Ditto.
8215 * tree-vect-generic.c (expand_vector_operations_1): Determine
8216 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8219 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8221 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8222 (struct pta): ...from here. Change flags to unsigned to avoid
8223 excessive casting (as it is used as a bit mask).
8224 (override_options): Add casts according to the coding convenventions.
8225 (x86_64_elf_unique_section): Likewise.
8226 (examine_argument): Avoid using C++ keywords as variable names.
8227 (construct_container): Likewise.
8228 (legitimize_pic_address): Likewise.
8229 (get_dllimport_decl): Cast according to the coding conventions. Use
8230 type safe memory macros.
8231 (legitimize_address): Cast according to the coding conventions.
8232 (emit_i387_cw_initialization): Corrected the type of slot to enum
8234 (ix86_init_machine_status): Use type safe memory macros.
8235 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8236 (bdesc_pcmpistr): Likewise.
8237 (bdesc_crc32): Likewise.
8238 (bdesc_sse_3arg): Likewise.
8239 (bdesc_2arg): Likewise.
8240 (bdesc_1arg): Likewise.
8241 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8242 (ix86_expand_sse_pcmpistr): Likewise.
8243 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8244 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8245 int to match the langhook definition.
8246 (ix86_builtin_conversion): Change the type of code to unsigned init to
8247 match the langhook definition.
8248 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8250 (ix86_preferred_output_reload_class): Likewise.
8251 (ix86_cannot_change_mode_class): Likewise.
8252 (ix86_memory_move_cost): Likewise.
8253 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8254 avoid excessive casting later on.
8255 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8257 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8259 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8260 as flags setting insn.
8261 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8263 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8265 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8266 (UNSPEC_ROUND): New.
8267 ("sse4_1_round<mode>2"): New insn pattern.
8268 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8270 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8271 expander using SSEMODEF mode macro. Expand using
8272 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8273 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8274 expander using SSEMODEF mode macro. Expand using
8275 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8276 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8277 expander using SSEMODEF mode macro. Expand using
8278 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8279 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8280 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8281 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8284 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8285 Sebastian Pop <sebpop@gmail.com>
8287 * lambda.h (build_linear_expr): New.
8288 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8289 Use build_linear_expr, call fold and force_gimple_operand.
8290 (lambda_loopnest_to_gcc_loopnest): Check that there is
8291 something to insert.
8292 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8294 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8296 PR preprocessor/23479
8297 * doc/extend.texi: Document the 0b-prefixed binary integer
8300 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8302 PR tree-optimization/32215
8303 * tree-vectorizer.c (supportable_widening_operation): Return false
8304 for unsupported FIX_TRUNC_EXPR tree code.
8305 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8307 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8309 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8310 register on SPE targets. Change documentation to reflect
8312 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8313 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8314 out of the register allocation pool.
8315 (rs6000_reg_live_or_pic_offset_p): New function.
8316 (rs6000_emit_prologue): Move the actual saving of LR up to free
8317 r0 for holding r11. Split saving of SPE 64-bit registers into
8318 its own case. Ensure that offsets will always be in-range for
8319 'evstdd' by using r11 as a scratch register to point at the start
8320 of the SPE save area. Save r11 if necessary, as it is the static
8322 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8323 into its own case. Ensure that offsets will always be in-range
8324 for 'evldd' by using r11 as a scratch register to point at the
8325 start of the SPE save area. Also adjust r11 when restoring
8326 the stack pointer to compensate for pre-loading r11.
8328 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8330 * cfg.c (init_flow): Use type safe memory macros.
8331 (alloc_block): Likewise.
8332 (unchecked_make_edge): Likewise.
8333 (dump_flow_info): Avoid using C++ keywords as variable names.
8334 (copy_original_table_clear): Cast according to the coding conventions.
8335 (copy_original_table_set): Likewise.
8336 * cfgexpand (label_rtx_for_bb): Likewise.
8337 (expand_gimple_basic_block): Likewise.
8338 * cfghooks.c (dump_bb): Likewise.
8339 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8341 (lv_add_condition_to_bb): Likewise.
8342 * cfglayout (relink_block_chain): Cast according to the coding
8344 (fixup_reorder_chain): Likewise.
8345 (fixup_fallthru_exit_predecessor): Likewise.
8346 * cfgloop.c (glb_enum_p): Likewise.
8347 (get_exit_description): Likewise.
8348 (dump_recorded_exit): Likewise.
8349 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8350 (struct loop): ... from here.
8351 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8353 * cfgrtl.c (rtl_create_basic_block): Likewise.
8354 (rtl_split_block): Likewise.
8355 (rtl_dump_bb): Likewise.
8356 (cfg_layout_split_block): Likewise.
8357 (init_rtl_bb_info): Use typesafe memory macros.
8359 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8360 * graphds.h: Updated all usages of edge to graph_edge.
8361 * graphds.c: Likewise.
8362 * cfgloopanal.c: Likewise.
8364 2007-06-05 Ian Lance Taylor <iant@google.com>
8366 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8367 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8368 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8370 (test_for_singularity): Likewise.
8372 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/i386/constraints.md ("Y2"): Replaced by ...
8376 * config/i386/i386.md: Likewise.
8377 * config/i386/mmx.md: Likewise.
8378 * config/i386/sse.md: Likewise.
8380 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8382 * config/i386/constraints.md ("z"): Replaced by ...
8384 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8385 (sse4_1_blendvps): Likewise.
8386 (sse4_1_pblendvb): Likewise.
8387 (sse4_2_pcmpestr): Likewise.
8388 (sse4_2_pcmpestrm): Likewise.
8389 (sse4_2_pcmpestr_cconly): Likewise.
8390 (sse4_2_pcmpistr): Likewise.
8391 (sse4_2_pcmpistrm): Likewise.
8392 (sse4_2_pcmpistr_cconly): Likewise.
8394 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8396 * matrix-reorg.c (transform_access_sites): Fix computation.
8397 (transform_allocation_sites): Same.
8399 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8401 * config/i386/i386.c (override_options): Use
8402 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8404 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8407 (nonimm_not_xmm0_operand): Ditto.
8408 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8409 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8410 as operand[2] predicate. Require "z" class XMM register for
8411 operand[3]. Adjust asm template.
8412 ("sse4_1_blendvpd"): Ditto.
8413 ("sse4_1_pblendvb"): Ditto.
8414 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8415 force op2 into xmm0 register for variable blend instructions.
8417 2007-06-04 Tom Tromey <tromey@redhat.com>
8419 * c-tree.h (start_enum): Update.
8420 (build_enumerator): Likewise.
8421 * c-decl.c (enum_next_value): Removed.
8422 (enum_overflow): Likewise.
8423 (start_enum): Add c_enum_contents argument. Don't use globals.
8424 (build_enumerator): Likewise.
8425 * c-tree.h (struct c_enum_contents): New struct.
8427 2007-06-04 Tom Tromey <tromey@redhat.com>
8429 * c-common.c (c_common_get_alias_set): Fix indentation.
8431 2007-06-04 Ian Lance Taylor <iant@google.com>
8433 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8434 to overflow, reduce overflow infinity to regular infinity.
8435 (vrp_var_may_overflow): New static function.
8436 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8438 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8440 * stor-layout.c (layout_type): Remove duplicate code.
8442 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8445 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8446 before build_common_builtin_nodes ().
8448 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8451 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8453 2007-06-04 Jan Hubicka <jh@suse.cz>
8455 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8456 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8457 instead of _stat version.
8459 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8461 PR tree-optimization/32194
8462 * tree-predcom.c (determine_offset): Check that both references have
8465 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8467 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8468 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8469 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8470 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8471 Add argument to iterate_fix_dominators call.
8472 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8473 * gcse.c (hoist_code): Change domby to vector.
8474 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8475 Add argument to iterate_fix_dominators call.
8476 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8477 recompute_dominator.
8478 * lambda-code.c (perfect_nestify): Ditto.
8479 * cfgloopanal.c: Include graphds.h.
8480 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8481 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8482 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8484 * graphds.c: New file.
8485 * graphds.h: New file.
8486 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8487 (get_dominated_by, get_dominated_by_region): Change return type to
8489 (verify_dominators): Recompute all dominators and compare the results.
8490 (recount_dominator): Renamed to ...
8491 (recompute_dominator): ... this. Do not check that the block is
8493 (iterate_fix_dominators): Reimplemented.
8494 (prune_bbs_to_update_dominators, root_of_dom_tree,
8495 determine_dominators_for_sons): New functions.
8496 * et-forest.c (et_root): New function.
8497 * et-forest.h (et_root): Declare.
8498 * Makefile.in (graphds.o): Add.
8499 (cfgloopanal.o): Add graphds.h dependency.
8500 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8501 * basic-block.h (get_dominated_by, get_dominated_by_region,
8502 iterate_fix_dominators): Declaration changed.
8503 (recount_dominator): Renamed to ...
8504 (recompute_dominator): ... this.
8505 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8506 (thread_through_all_blocks): Do not free dominance info.
8508 2007-06-03 Andreas Schwab <schwab@suse.de>
8510 * config/m68k/m68k.c (override_options): Don't override
8512 * config/m68k/m68k-modes.def (SF, DF): Define to use
8513 motorola_single_format and motorola_double_format, resp.
8514 * real.c (motorola_single_format): Renamed from
8515 coldfire_single_format.
8516 (motorola_double_format): Renamed from coldfire_double_format.
8517 (encode_ieee_extended): Generate a proper canonical NaN image
8518 respecting canonical_nan_lsbs_set.
8519 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8521 * real.h: Adjust declarations.
8523 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8526 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8527 the symbol is generated with the stack protector.
8529 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8531 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8532 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8534 * doc/extend.texi (interrupt): Mention m68k.
8536 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8538 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8539 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8540 (ix86_expand_sse_pcmpestr): Do not check operands for
8541 "register_operand", when insn operand predicate is "register_operand".
8542 (ix86_expand_sse_pcmpistr): Ditto.
8544 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8545 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8548 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8549 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8550 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8551 * config/i386/constraints.md ("z"): New register constraint
8552 for members of SSE_FIRST_REG class.
8553 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8554 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8555 SSE_FIRST_REG class.
8556 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8557 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8558 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8559 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8560 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8561 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8562 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8563 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8564 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8565 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8566 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8567 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8568 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8569 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8570 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8571 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8572 (struct builtin_description): Change "flag" field to unsigned.
8573 (bdesc_pcmpestr): New builtin description table.
8574 (bdesc_pcmpistr): Likewise.
8575 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8576 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8577 Initialize pcmp[ei]str[im] insns for SSE4.2.
8578 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8579 (ix86_expand_sse_pcmpistr): Likewise.
8580 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8581 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8582 (UNSPEC_PCMPISTR): Likewise.
8583 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8584 (sse4_2_pcmpestri):New isns pattern.
8585 (sse4_2_pcmpestrm): Likewise.
8586 (sse4_2_pcmpestr_cconly): Likewise.
8587 (sse4_2_pcmpistr): New insn patern and splitter.
8588 (sse4_2_pcmpistri):New isns pattern.
8589 (sse4_2_pcmpistrm): Likewise.
8590 (sse4_2_pcmpistr_cconly): Likewise.
8591 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8594 2007-06-01 David Daney <ddaney@avtrex.com>
8596 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8597 LOADGP_ABSOLUTE and not binds_local_p.
8599 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8601 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8603 2007-06-01 Ian Lance Taylor <iant@google.com>
8605 * tree-vrp.c (compare_name_with_value): Always set
8606 used_strict_overflow if we get a result from the variable itself.
8608 2007-06-01 Ian Lance Taylor <iant@google.com>
8610 PR rtl-optimization/31455
8611 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8612 subregs which have a cast between modes which are not tieable.
8614 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8616 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8617 breaks after return statements.
8619 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8621 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8622 only after no_new_pseudos.
8624 2007-05-31 Eric Christopher <echristo@apple.com>
8626 * expr.c (convert_move): Assert that we don't have a BLKmode
8628 (store_expr): Handle BLKmode moves by calling emit_block_move.
8630 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8632 * c-typeck.c (build_indirect_ref): Include type in error message.
8633 (build_binary_op): Pass types to binary_op_error.
8634 * c-common.c (binary_op_error): Take two type arguments, print out
8636 * c-common.h (binary_op_error): Update prototype.
8638 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8640 * config/i386/i386.c: Correct coments on -mno-sse4.
8642 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8644 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8645 (x86_64-*-*): Likewise.
8646 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8647 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8648 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8649 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8650 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8651 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8652 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8653 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8654 (OPTION_MASK_ISA_SSE4): Likewise.
8655 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8656 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8657 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8658 (override_options): Support SSE4.2.
8659 (ix86_build_const_vector): Support SImode and DImode.
8660 (ix86_build_signbit_mask): Likewise.
8661 (ix86_expand_int_vcond): Support V2DImode.
8662 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8663 (IX86_BUILTIN_CRC32HI): Likewise.
8664 (IX86_BUILTIN_CRC32SI): Likewise.
8665 (IX86_BUILTIN_CRC32DI): Likewise.
8666 (IX86_BUILTIN_PCMPGTQ): Likewise.
8667 (bdesc_crc32): Likewise.
8668 (bdesc_sse_3arg): Likewise.
8669 (ix86_expand_crc32): Likewise.
8670 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8671 (ix86_expand_builtin): Likewise.
8672 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8673 __SSE4_2__ for -msse4.2.
8674 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8675 (CRC32MODE): Likewise.
8676 (crc32modesuffix): Likewise.
8677 (crc32modeconstraint): Likewise.
8678 (sse4_2_crc32<mode>): Likewise.
8679 (sse4_2_crc32di): Likewise.
8680 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8682 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8683 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8684 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8685 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8686 (vcondu<mode>): Likewise.
8687 * doc/extend.texi: Document SSE4.2 built-in functions.
8688 * doc/invoke.texi: Document -msse4.2/-msse4.
8690 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8692 PR tree-optimization/32160
8693 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8694 variable as gimple reg.
8695 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8697 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8699 * gcc.c (main): Don't consider linker options when issuing the
8700 warning about a linker input file not being used.
8702 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8704 * tree-vrp.c (compare_names): Initialize sop.
8706 2007-05-30 Dirk Mueller <dmueller@suse.de>
8708 * cgraphunit.c (cgraph_analyze_function): Remove
8709 computation of inline parameters.
8711 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8713 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8715 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8717 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8718 Add vx-common.h. Include vxworks.h between vx-common.h and
8720 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8722 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8723 (TARGET_ASM_DESTRUCTOR): Likewise.
8724 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8725 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8726 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8727 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8728 (VXWORKS_ENDIAN_SPEC): Define.
8729 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8730 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8731 VXWORKS_* equivalents.
8732 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8733 (ASM_FILE_START): Delete.
8734 (TARGET_VERSION): Reformat.
8735 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8736 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8737 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8738 (FPBIT, DPBIT): Define.
8739 (fp-bit.c, dp-bit.c): New rules.
8740 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8741 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8742 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8743 * config/arm/arm.h: Include vxworks-dummy.h.
8744 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8745 Mark with ATTRIBUTE_UNUSED.
8746 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8747 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8748 make it incompatible with -msingle-pic-base.
8749 (arm_function_ok_for_sibcall): Return false for calls that might
8750 go through a VxWorks PIC PLT entry.
8751 (require_pic_register): New function, split out from...
8752 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8754 (arm_load_pic_register): Handle the VxWorks RTP initialization
8755 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8756 (arm_emit_call_insn): New function.
8757 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8758 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8759 (pic_offset_arm): New pattern.
8760 (call, call_value): Use arm_emit_call_insn.
8761 (call_internal, call_value_internal): New expanders.
8762 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8763 VxWorks unless __PIC__.
8765 2007-05-30 Eric Christopher <echristo@gmail.com>
8767 * genrecog.c: Include regs.h in generated file.
8768 * genemit.c: Ditto. Fix up formatting.
8769 * config/mn10300/constraints.md: New.
8770 * config/mn10300/mn10300.md: Include.
8771 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8772 Fix up for removed macro.
8773 * config/mn10300/predicates.md (call_address_operand): Ditto.
8774 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8775 (CONST_OK_FOR_I): Ditto.
8776 (CONST_OK_FOR_J): Ditto.
8777 (CONST_OK_FOR_K): Ditto.
8778 (CONST_OK_FOR_L): Ditto.
8779 (CONST_OK_FOR_M): Ditto.
8780 (CONST_OK_FOR_N): Ditto.
8781 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8785 (EXTRA_CONSTRAINT): Ditto.
8787 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8791 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8792 OPTION_MASK_ISA_64BIT.
8793 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8795 2007-05-30 Richard Guenther <rguenther@suse.de>
8798 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8799 types for comparison.
8800 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8801 with original typed arguments.
8802 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8804 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8806 PR tree-optimization/31769
8807 * except.c (duplicate_eh_regions): Clear prev_try if
8808 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8810 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8812 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8813 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8814 bsi of the location where statements should be inserted.
8815 (sink_code_in_bb): Take bsi from statement_sink_location.
8816 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8817 instead of bsi_start.
8818 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8820 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8821 (bsi_move_before): Document inconsistency with bsi_move_after.
8822 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8824 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.h (TARGET_ABM): New define.
8827 (TARGET_POPCNT): Ditto.
8828 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8829 New temporary defines to redefine from OPTION_ISA_* defines.
8830 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8831 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8832 (ix86_isa_flags): New extern int declaration.
8833 (TARGET_SUBTARGET_DEFAULT): New define.
8834 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8835 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8836 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8837 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8838 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8839 * config/i386/darwin.h: Change TARGET_64BIT define to
8842 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8843 using existing "ix86_isa_flags" varible.
8844 (m32, m64): Use existing "ix86_isa_flags" variable.
8845 (mmmx, m3dnow): Ditto.
8846 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8847 (mabm): Define as non-negative option using "x86_abm" variable.
8848 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8850 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8851 Rewrite feature test bitmap.
8852 (ix86_isa_flags): New initialized global int varible.
8853 (ix86_isa_flags_explicit): New static int variable.
8854 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8855 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8856 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8857 target_flags_explicit.
8858 (override_options): Remove "target_enable" and "target_disable" fields
8859 from "struct ptt". Update processor_target_table accordingly. Remove
8860 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8861 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8862 "target_flags" and "ix86_isa_flags_explicit" instead of
8863 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8864 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8865 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8866 to true when either of PTA_POPCNT or PTA_ABM is set in
8867 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8868 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8869 processor_alias_table flags entry. Remove handling of
8870 "target_enable" and "target_disable" fields of processor_target_table.
8871 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8872 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8873 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8874 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8875 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8877 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8879 2007-05-29 David Daney <ddaney@avtrex.com>
8882 * config/mips/mips.c (mips_output_mi_thunk): Emit
8883 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8885 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8886 * config/i386/i386.c (ix86_function_regparm): Added checking of
8887 ix86_force_align_arg_pointer to determine the number of
8888 register parameters.
8890 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8892 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8893 (SET_DR_MISALIGNMENT): New.
8894 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8895 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8896 Use SET_DR_MISALIGNMENT.
8897 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8899 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8900 find_loop_nest): Export.
8901 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8902 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8903 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8904 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8906 (struct mem_ref): Add field reuse_distance.
8907 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8908 Initialize reuse_distance field.
8909 (issue_prefetch_ref): Select temporality of prefetch according to
8911 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8912 self_reuse_distance, determine_loop_nest_reuse): New functions.
8913 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8914 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8915 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8918 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8920 * tree-ssa-alias.c: Add aliasing overview.
8922 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8923 Danny Smith <dannysmith@users.sourceforge.net>
8926 * config/i386/t-crtfm: Compile crtfastmath.o with
8927 -minline-all-stringops.
8928 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8929 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8931 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8933 * doc/md.texi: Document constraints on HP PA-RISC.
8935 * pa/constraints.md: New file.
8936 * pa.md: Include constraints.md.
8937 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8938 (integer_store_memory_operand, ldil_cint_p): New functions.
8939 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8940 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8941 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8942 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8943 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8945 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8948 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8949 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8950 case POSTDECREMENT_EXPR>): Return the error_mark_node
8951 if either the real or imaginary parts would an
8954 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8956 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8957 name when we remove it from a call.
8959 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8961 * targhooks.c (default_narrow_bitfield): Remove.
8962 * targhooks.h: Remove the prototype for
8963 default_narrow_bitfield.
8965 * langhooks-def.h: Remove the prototype for
8966 hook_get_alias_set_0.
8967 * langhooks.c (hook_get_alias_set_0): Remove.
8969 * global.c (EXECUTE_IF_CONFLICT): Remove.
8971 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8974 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8975 return true when truth_value_p is true and the type
8978 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8980 * doc/install.texi (Prerequisites): We no longer require Autoconf
8981 2.13 for the top-level.
8983 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8985 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8986 memory access via x86_expand_vector_move_misalign() only for
8987 TImode values on 32-bit targets.
8989 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8991 * matrix-reorg.c: New file. Implement matrix flattening and
8992 transposing optimization.
8993 * tree-pass.h: Add matrix reorg pass.
8994 * common.opt: Add fipa-mreorg flag.
8995 * Makefile.in: Add matrix-reorg.c.
8996 * passes.c: Add matrix reorg pass.
8997 * varpool.c (add_new_static_var): New function.
8998 * cgraph.h (add_new_static_var): Declare.
9000 2007-05-27 Eric Christopher <echristo@apple.com>
9002 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9003 sp_offset depending on stack size. Save r12 depending
9004 on registers we're saving later.
9005 (rs6000_emit_epilogue): Update sp_offset depending only
9008 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9010 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9011 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9012 * ifcvt.c (if_convert): Ditto.
9013 * tree-ssa-threadupdate.c (thread_block): Ditto.
9014 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9015 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9016 verify_loop_closed_ssa): Check number_of_loops instead of
9018 * predict.c (tree_estimate_probability): Ditto.
9019 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9020 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9021 * modulo-sched.c (sms_schedule): Ditto.
9022 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9023 (scev_finalize): Do not do anything if scev analysis was not
9025 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9026 current_loops == NULL.
9027 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9028 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9030 (loop_optimizer_finalize): Assert that loops were analyzed.
9031 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9032 rtl_doloop): Check number_of_loops instead of current_loops.
9033 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9034 current_loops == NULL.
9035 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9036 gate_tree_vectorize tree_linear_transform, check_data_deps,
9037 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9038 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9039 Check number_of_loops instead of current_loops.
9040 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9041 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9042 free loops if available.
9043 (execute_pre): Do not pass do_fre to fini_pre.
9045 2007-05-27 Tobias Burnus <burnus@net-b.de>
9048 * real.c (mpfr_from_real): Fix sign of -Inf.
9050 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9052 * tree-vect-transform.c (vectorizable_conversion): Initialize
9053 tree_code variables to ERROR_MARK.
9054 (vectorizable_type_demotion): Likewise.
9055 (vectorizable_type_promotion): Likewise.
9057 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9060 * config/i386/i386.md (movti): Handle push operands via
9063 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9065 * basic-block.h: Remove the prototype for merge_seq_blocks.
9066 * cfgcleanup.c (merge_seq_blocks): Remove.
9068 * tree-flow.h: Remove the prototype for is_aliased_with.
9069 * tree-ssa-alias.c (is_aliased_with): Remove.
9071 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9073 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9075 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9077 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9078 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9079 (vec_unpacks_hi_v16qi): Likewise.
9080 (vec_unpacku_lo_v16qi): Likewise.
9081 (vec_unpacks_lo_v16qi): Likewise.
9082 (vec_unpacku_hi_v8hi): Likewise.
9083 (vec_unpacks_hi_v8hi): Likewise.
9084 (vec_unpacku_lo_v8hi): Likewise.
9085 (vec_unpacks_lo_v8hi): Likewise.
9086 (vec_unpacku_hi_v4si): Likewise.
9087 (vec_unpacks_hi_v4si): Likewise.
9088 (vec_unpacku_lo_v4si): Likewise.
9089 (vec_unpacks_lo_v4si): Likewise.
9091 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9093 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9094 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9095 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9096 follow spelling conventions in various
9097 warning/error/diagnostic messages.
9099 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9100 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9101 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9102 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9103 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9104 * doc/tm.texi: Follow spelling conventions.
9106 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9109 * tree-ssa-forwprop.c
9110 (forward_propagate_addr_into_variable_array_index): Remove
9111 the lhs argument. Use the type of def_rhs instead of lhs.
9112 (forward_propagate_addr_expr_1): Update use of
9113 forward_propagate_addr_into_variable_array_index.
9115 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9116 Nigel Stephens <nigel@mips.com>
9118 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9119 function attributes, "far" being an alias for "long_call".
9120 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9121 (mips_near_type_p, mips_far_type_p): New.
9122 (mips_comp_type_attributes): New function to check that attributes
9123 attached to a function type are compatible.
9124 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9125 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9126 to the target function of the thunk.
9127 (mips_encode_section_info): Check for "near" and "far" function
9128 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9130 * config/mips/predicates.md (const_call_insn_operand): Test only
9131 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9133 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9136 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9137 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9138 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9139 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9141 2007-05-25 Eric Christopher <echristo@apple.com>
9143 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9144 to x86-darwin configurations.
9145 * config/i386/t-darwin: Add softfp support.
9146 * config/i386/t-darwin64: Ditto.
9147 * config/i386/sfp-machine.h: If mach then don't use
9148 aliasing, emit a stub to call.
9150 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9152 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9153 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9154 tree-predcom.c, tree-ssa-alias-warnings.c,
9155 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9156 comment typos. Follow spelling conventions.
9157 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9159 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9162 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9163 constants into memory. Expand unaligned memory references for
9164 SSE modes via x86_expand_vector_move_misalign() function.
9166 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9168 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9169 "memory" attribute for "sseishft" type insn without operands[2].
9171 2007-05-25 Dirk Mueller <dmueller@suse.de>
9172 Marcus Meissner <meissner@suse.de>
9174 * doc/extend.texi (alloc_size): New attribute.
9175 * c-common.c (handle_alloc_size_attribute): New.
9176 * tree-object-size.c (alloc_object_size): Use alloc_size
9177 attribute, if available.
9179 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9181 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9183 (__builtin_ia32_vec_ext_v2di): Likewise.
9184 (__builtin_ia32_vec_ext_v4si): Likewise.
9185 (__builtin_ia32_vec_ext_v8hi): Likewise.
9186 (__builtin_ia32_vec_ext_v16qi): Likewise.
9187 (__builtin_ia32_vec_set_v8hi): Likewise.
9189 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9191 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9193 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9195 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9196 (arm_is_longcall_p): Rename to...
9197 (arm_is_long_call_p): ...this. Take a single tree argument and
9199 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9200 (CUMULATIVE_ARGS): Remove call_cookie.
9201 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9202 (ENCODED_LONG_CALL_ATTR_P): Delete.
9203 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9204 LONG_CALL_FLAG_CHAR cases.
9205 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9206 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9207 ARM_DECLARE_FUNCTION_SIZE.
9208 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9209 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9210 (arm_encode_call_attribute, current_file_function_operand): Delete.
9211 (arm_function_in_section_p): New function.
9212 (arm_is_longcall_p): Rename to...
9213 (arm_is_long_call_p): ...this. Take the target function as a single
9214 argument and return a bool. Do not rely on call cookies. Check
9215 whether the target symbol is in the same section as the current
9216 function, not just the same compilation unit.
9217 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9218 (arm_encode_section_info): Don't encode a call type.
9219 * config/arm/arm.md (call, call_value): Update calls to
9220 arm_is_long(_)call_p. Simplify logic.
9221 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9222 Update calls to arm_is_long(_)call_p.
9224 2007-05-25 Richard Guenther <rguenther@suse.de>
9226 PR tree-optimization/31982
9227 * tree-ssa-forwprop.c
9228 (forward_propagate_addr_into_variable_array_index): Handle arrays
9229 with element size one.
9231 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9233 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9234 (umulsi3_highpart): Likewise.
9236 2007-05-24 Ian Lance Taylor <iant@google.com>
9238 PR rtl-optimization/32069
9239 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9242 2007-05-24 Ollie Wild <aaw@google.com>
9244 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9247 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9249 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9250 (oprs_unchanged_p): Use it to check all registers in a REG.
9251 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9252 (reg_set_between_after_reload_p): Delete.
9253 (reg_used_between_after_reload_p): Likewise.
9254 (reg_set_or_used_since_bb_start): Likewise.
9255 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9256 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9257 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9258 * rtlanal.c (reg_set_p): Check whether REG overlaps
9259 regs_invalidated_by_call, rather than just checking the
9260 membership of REGNO (REG).
9262 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9264 * doc/passes.texi: Document predictive commoning.
9265 * doc/invoke.texi (-fpredictive-commoning): Document.
9266 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9267 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9268 adding indices to the generated name.
9269 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9270 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9271 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9272 (op_symbol_code): ... and exported.
9273 (dump_omp_clause, op_symbol): Use op_symbol_code
9274 instead of op_symbol_1.
9275 * tree-pass.h (pass_predcom): Declare.
9276 * timevar.def (TV_PREDCOM): New timevar.
9277 * tree-ssa-loop.c (run_tree_predictive_commoning,
9278 gate_tree_predictive_commoning, pass_predcom): New.
9279 * tree-data-ref.c (find_data_references_in_loop): Find the
9280 references in dominance order.
9281 (canonicalize_base_object_address): Ensure that the result has
9283 (dr_analyze_innermost): Export.
9284 (create_data_ref): Code to fail for references with invariant
9286 (find_data_references_in_stmt): ... here.
9287 * tree-data-ref.h (dr_analyze_innermost): Declare.
9288 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9289 (aff_combination_find_elt, name_expansion_hash,
9290 name_expansion_eq, tree_to_aff_combination_expand,
9291 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9293 * tree-affine.h (aff_combination_constant_multiple_p,
9294 tree_to_aff_combination_expand): Declare.
9295 * tree-predcom.c: New file.
9296 * common.opt (fpredictive-commoning): New option.
9297 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9298 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9299 * Makefile.in (tree-predcom.o): Add.
9300 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9301 * passes.c (init_optimization_passes): Add dceloop after
9302 copy propagation in loop optimizer. Add predictive commoning
9303 to loop optimizer passes.
9305 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9307 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9310 2007-05-24 Jan Hubicka <jh@suse.cz>
9312 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9314 (genheader): Include statistics.h.
9316 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9318 * print-rtl.c (flag_dump_unnumbered): Update comments.
9319 (print_rtl): Fix my previous change.
9320 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9323 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9326 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9328 (thread_through_all_blocks): Call initialize_original_copy_tables
9329 and free_original_copy_tables.
9330 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9332 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9333 * cfghooks.c (duplicate_block): Use get_loop_copy.
9334 * cfg.c: Include cfgloop.h.
9335 (loop_copy): New hash table.
9336 (initialize_original_copy_tables): Initialize loop_copy table.
9337 (free_original_copy_tables): Free loop_copy table.
9338 (copy_original_table_clear, copy_original_table_set,
9339 set_loop_copy, get_loop_copy): New functions.
9340 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9341 * cfgloop.h (struct loop): Remove copy field.
9342 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9343 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9345 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9347 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9348 -msse/-msse2/-msse3.
9350 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9352 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9353 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9355 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9358 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9359 * targhooks.h (default_mangle_decl_assembler_name): Declare
9361 * targhooks.c (default_mangle_decl_assembler_name): Define
9363 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9365 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9366 * langhooks.c (lhd_set_decl_assembler_name): Call
9367 targetm.mangle_decl_assembler_name for names with global scope.
9369 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9371 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9372 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9374 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9375 New. Factored out of i386_pe_encode_section_info.
9376 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9377 Move check for prior decoration of stdcall
9378 symbols to i386_pe_encode_section_info.
9379 (i386_pe_encode_section_info): Adjust call to
9380 gen_stdcall_or_fastcall_suffix. Use
9381 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9382 (i386_pe_mangle_decl_assembler_name): New. Wrap
9383 i386_pe_maybe_mangle_decl_assembler_name.
9385 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9387 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9388 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9389 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9390 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9391 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9394 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9395 Nigel Stephens <nigel@mips.com>
9396 Richard Sandiford <richard@codesourcery.com>
9398 Fix up MIPS16 hard float and add support for complex.
9400 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9401 (TARGET_SOFT_FLOAT_ABI): New.
9402 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9403 __mips_soft_float to reflect the ABI in use, not whether the
9404 FPU is directly accessible (e.g., in MIPS16 mode).
9405 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9406 (UNITS_PER_FPVALUE): Likewise.
9408 * config/mips/mips.c (mips_expand_call): Remove redundant
9409 TARGET_MIPS16 check.
9410 (mips_arg_regno): New.
9411 (function_arg_advance): When setting bits in cum->fp_code for
9412 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9414 (function_arg): Use mips_arg_regno.
9415 (mips_return_mode_in_fpr_p): New.
9416 (mips16_call_stub_mode_suffix): New.
9417 (mips16_cfun_returns_in_fpr_p): New.
9418 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9419 (mips_output_function_prologue): Test mips16_hard_float, not
9420 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9421 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9422 return value into a floating-point register.
9423 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9424 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9425 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9426 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9427 word of double arguments from or to the high bits of 64-bit
9428 floating point registers.
9429 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9430 (mips16_fpret_double): New helper function.
9431 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9432 support for complex modes. Fill in DECL_RESULT for stubdecl.
9433 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9435 * config/mips/mips16.S
9436 (RET, ARG1, ARG2): New.
9437 (MERGE_GPRf, MERGE_GPRt): New.
9438 (DELAYt, DELAYf): New.
9439 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9440 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9441 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9442 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9443 (SFOP): Renamed to...
9444 (OPSF3): This, and macro-ified. Updated all uses.
9445 (SFOP2): Renamed to...
9446 (OPSF2): This, and macro-ified. Updated all uses.
9447 (SFCMP): Renamed to...
9448 (CMPSF): This, and macro-ified. Updated all uses.
9449 (SFREVCMP): Renamed to...
9450 (REVCMPSF): This, and macro-ified. Updated all uses.
9451 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9452 (LDDBL1, LDDBL2, RETDBL): Deleted.
9453 (DFOP): Renamed to...
9454 (OPDF3): This, and macro-ified. Updated all uses.
9455 (DFOP2): Renamed to...
9456 (OPDF2): This, and macro-ified. Updated all uses.
9457 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9458 (DFCMP): Renamed to...
9459 (CMPDF): This, and macro-ified. Updated all uses.
9460 (DFREVCMP): Renamed to...
9461 (REVCMPDF): This, and macro-ified. Updated all uses.
9462 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9463 (RET_FUNCTION): New.
9464 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9465 (__mips16_ret_sc, __mips16_ret_dc): New.
9466 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9467 STUB_ARGS_6, STUB_ARGS_10): New.
9468 (CALL_STUB_NO_RET): New.
9469 (__mips16_call_stub_1): Macro-ified.
9470 (__mips16_call_stub_5): Macro-ified.
9471 (__mips16_call_stub_2): Macro-ified.
9472 (__mips16_call_stub_6): Macro-ified.
9473 (__mips16_call_stub_9): Macro-ified.
9474 (__mips16_call_stub_10): Macro-ified.
9475 (CALL_STUB_RET): New.
9476 (__mips16_call_stub_sf_0): Macro-ified.
9477 (__mips16_call_stub_sf_1): Macro-ified.
9478 (__mips16_call_stub_sf_5): Macro-ified.
9479 (__mips16_call_stub_sf_2): Macro-ified.
9480 (__mips16_call_stub_sf_6): Macro-ified.
9481 (__mips16_call_stub_sf_9): Macro-ified.
9482 (__mips16_call_stub_sf_10): Macro-ified.
9483 (__mips16_call_stub_df_0): Macro-ified.
9484 (__mips16_call_stub_df_1): Macro-ified.
9485 (__mips16_call_stub_df_5): Macro-ified.
9486 (__mips16_call_stub_df_2): Macro-ified.
9487 (__mips16_call_stub_df_6): Macro-ified.
9488 (__mips16_call_stub_df_9): Macro-ified.
9489 (__mips16_call_stub_df_10): Macro-ified.
9490 (__mips16_call_stub_sc_0): New.
9491 (__mips16_call_stub_sc_1): New.
9492 (__mips16_call_stub_sc_5): New.
9493 (__mips16_call_stub_sc_2): New.
9494 (__mips16_call_stub_sc_6): New.
9495 (__mips16_call_stub_sc_9): New.
9496 (__mips16_call_stub_sc_10): New.
9497 (__mips16_call_stub_dc_0): New.
9498 (__mips16_call_stub_dc_1): New.
9499 (__mips16_call_stub_dc_5): New.
9500 (__mips16_call_stub_dc_2): New.
9501 (__mips16_call_stub_dc_6): New.
9502 (__mips16_call_stub_dc_9): New.
9503 (__mips16_call_stub_dc_10): New.
9505 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9506 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9507 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9509 2007-05-23 Ian Lance Taylor <iant@google.com>
9511 * doc/invoke.texi (Invoking GCC): Document that the order of the
9514 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9517 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9518 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9519 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9523 * config/score/score.c (score_print_operand): Make sure that only
9524 lower bits are used.
9526 2007-05-22 Ian Lance Taylor <iant@google.com>
9528 * tree-vrp.c (avoid_overflow_infinity): New static function,
9529 broken out of set_value_range_to_value.
9530 (set_value_range_to_value): Call avoid_overflow_infinity.
9531 (extract_range_from_assert): Likewise.
9533 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9536 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9537 change the type before looking for a COMPOUND_EXPR.
9539 2007-05-22 Ian Lance Taylor <iant@google.com>
9541 * lower-subreg.c (decompose_multiword_subregs): If we change an
9542 insn, call remove_retval_note on it.
9544 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9546 * regs.h (end_hard_regno): New function.
9547 (END_HARD_REGNO, END_REGNO): New macros.
9548 (add_to_hard_reg_set): New function.
9549 (remove_from_hard_reg_set): Likewise.
9550 (in_hard_reg_set_p): Likewise.
9551 (overlaps_hard_reg_set_p): Likewise.
9552 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9553 (note_btr_set): Use END_HARD_REGNO.
9554 * caller-save.c (setup_save_areas): Use end_hard_regno.
9555 (mark_set_regs): Use END_HARD_REGNO.
9556 (add_stored_regs): Use end_hard_regno.
9557 (mark_referenced_regs): Use add_to_hard_reg_set.
9558 * combine.c (update_table_tick): Use END_REGNO.
9559 (record_value_for_reg): Likewise.
9560 (record_dead_and_set_regs): Likewise.
9561 (get_last_value_validate): Likewise.
9562 (use_crosses_set_p): Likewise.
9563 (reg_dead_at_p_1): Likewise.
9564 (reg_dead_at_p): Likewise.
9565 (mark_used_regs_combine): Use add_to_hard_reg_set.
9566 (move_deaths): Use END_HARD_REGNO.
9567 (reg_bitfield_target_p): Use end_hard_regno.
9568 (distribute_notes): Use END_HARD_REGNO.
9569 * cse.c (mention_regs): Use END_REGNO.
9570 (insert): Use add_to_hard_reg_set.
9571 (invalidate): Use END_HARD_REGNO.
9572 (invalidate_for_call): Likewise.
9573 (exp_equiv_p): Use END_REGNO.
9574 (cse_insn): Likewise.
9575 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9576 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9577 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9578 * function.c (keep_stack_depressed): Use end_hard_regno.
9579 * global.c (global_alloc): Use end_hard_regno.
9580 (global_conflicts): Use add_to_hard_reg_set instead of
9582 (find_reg): Likewise.
9583 (mark_reg_store): Likewise.
9584 (mark_reg_conflicts): Likewise.
9585 (mark_reg_death): Use remove_from_hard_reg_set.
9586 (mark_reg_live_nc): Delete.
9587 (set_preference): Use end_hard_regno.
9588 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9589 remove_from_hard_reg_set.
9590 (post_mark_life): Use add_to_hard_reg_set.
9591 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9592 (reg_becomes_live): Use add_to_hard_reg_set.
9593 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9594 (peep2_find_free_register): Use add_to_hard_reg_set.
9595 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9596 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9597 * regrename.c (note_sets): Use add_to_hard_reg_set.
9598 (clear_dead_regs): Use remove_from_hard_reg_set.
9599 (regrename_optimize): Use add_to_hard_reg_set.
9600 (find_oldest_value_reg): Use in_hard_reg_set_p.
9601 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9602 (hard_reg_set_here_p): Use end_hard_regno.
9603 (decompose): Likewise.
9604 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9605 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9606 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9607 (mark_home_live): Use end_hard_regno.
9608 (spill_hard_reg): Likewise.
9609 (clear_reload_reg_in_use): Likewise.
9610 * reorg.c (delete_prior_computation): Use END_REGNO.
9611 * resource.c (update_live_status): Use END_HARD_REGNO.
9612 (mark_referenced_resources): Use add_to_hard_reg_set.
9613 (mark_set_resources): Likewise.
9614 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9615 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9616 (reg_overlap_mentioned_p): Likewise.
9617 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9618 (covers_regno_no_parallel_p): Use END_REGNO.
9619 (find_regno_note): Likewise.
9620 (find_reg_fusage): Use END_HARD_REGNO.
9621 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9622 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9624 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9626 * mode-switching.c (reg_dies): Change type of second argument to
9628 (optimize_mode_switching): Update accordingly.
9630 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9632 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9634 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9635 (hard_reg_set_empty_p): ...these new functions.
9636 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9637 GO_IF_HARD_REG_SUBSET.
9638 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9639 instead of GO_IF_HARD_REG_EQUAL.
9640 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9641 instead of GO_IF_HARD_REG_EQUAL.
9642 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9643 GO_IF_HARD_REG_SUBSET.
9644 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9645 GO_IF_HARD_REG_EQUAL.
9646 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9647 of GO_IF_HARD_REG_SUBSET.
9648 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9649 instead of GO_IF_HARD_REG_EQUAL.
9650 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9651 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9652 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9653 of GO_IF_HARD_REG_SUBSET,
9654 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9655 GO_IF_HARD_REG_SUBSET.
9656 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9657 instead of GO_IF_HARD_REG_EQUAL.
9658 * config/sh/sh.c (push_regs, calc_live_regs): Use
9659 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9660 (hard_regs_intersect_p): Delete.
9662 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9664 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9666 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9667 Richard Henderson <rth@redhat.com>
9669 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9671 (x86_64-*-*): Likewise.
9673 * i386/i386-modes.def (V2QI): New.
9675 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9677 (override_options): Support SSE4.1.
9678 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9679 (IX86_BUILTIN_BLENDPS): Likewise.
9680 (IX86_BUILTIN_BLENDVPD): Likewise.
9681 (IX86_BUILTIN_BLENDVPS): Likewise.
9682 (IX86_BUILTIN_PBLENDVB128): Likewise.
9683 (IX86_BUILTIN_PBLENDW128): Likewise.
9684 (IX86_BUILTIN_DPPD): Likewise.
9685 (IX86_BUILTIN_DPPS): Likewise.
9686 (IX86_BUILTIN_INSERTPS128): Likewise.
9687 (IX86_BUILTIN_MOVNTDQA): Likewise.
9688 (IX86_BUILTIN_MPSADBW128): Likewise.
9689 (IX86_BUILTIN_PACKUSDW128): Likewise.
9690 (IX86_BUILTIN_PCMPEQQ): Likewise.
9691 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9692 (IX86_BUILTIN_PMAXSB128): Likewise.
9693 (IX86_BUILTIN_PMAXSD128): Likewise.
9694 (IX86_BUILTIN_PMAXUD128): Likewise.
9695 (IX86_BUILTIN_PMAXUW128): Likewise.
9696 (IX86_BUILTIN_PMINSB128): Likewise.
9697 (IX86_BUILTIN_PMINSD128): Likewise.
9698 (IX86_BUILTIN_PMINUD128): Likewise.
9699 (IX86_BUILTIN_PMINUW128): Likewise.
9700 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9701 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9702 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9703 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9704 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9705 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9706 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9707 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9708 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9709 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9710 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9711 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9712 (IX86_BUILTIN_PMULDQ128): Likewise.
9713 (IX86_BUILTIN_PMULLD128): Likewise.
9714 (IX86_BUILTIN_ROUNDPD): Likewise.
9715 (IX86_BUILTIN_ROUNDPS): Likewise.
9716 (IX86_BUILTIN_ROUNDSD): Likewise.
9717 (IX86_BUILTIN_ROUNDSS): Likewise.
9718 (IX86_BUILTIN_PTESTZ): Likewise.
9719 (IX86_BUILTIN_PTESTC): Likewise.
9720 (IX86_BUILTIN_PTESTNZC): Likewise.
9721 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9722 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9723 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9724 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9725 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9727 (bdesc_sse_3arg): Likewise.
9728 (bdesc_2arg): Likewise.
9729 (bdesc_1arg): Likewise.
9730 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9732 (ix86_expand_sse_4_operands_builtin): New.
9733 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9734 smaller than 8 bits as the 2nd arg.
9735 (ix86_expand_sse_ptest): New.
9736 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9737 (ix86_expand_vector_set): Support SSE4.1.
9738 (ix86_expand_vector_extract): Likewise.
9740 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9741 __SSE4_1__ for -msse4.1.
9743 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9744 (UNSPEC_INSERTPS): Likewise.
9745 (UNSPEC_DP): Likewise.
9746 (UNSPEC_MOVNTDQA): Likewise.
9747 (UNSPEC_MPSADBW): Likewise.
9748 (UNSPEC_PHMINPOSUW): Likewise.
9749 (UNSPEC_PTEST): Likewise.
9750 (UNSPEC_ROUNDP): Likewise.
9751 (UNSPEC_ROUNDS): Likewise.
9753 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9755 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9756 (const_pow2_1_to_32768_operand): Likewise.
9758 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9761 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9763 (sse4_1_insertps): Likewise.
9764 (*sse4_1_extractps): Likewise.
9765 (sse4_1_ptest): Likewise.
9766 (sse4_1_mulv2siv2di3): Likewise.
9767 (*sse4_1_mulv4si3): Likewise.
9768 (*sse4_1_smax<mode>3): Likewise.
9769 (*sse4_1_umax<mode>3): Likewise.
9770 (*sse4_1_smin<mode>3): Likewise.
9771 (*sse4_1_umin<mode>3): Likewise.
9772 (sse4_1_eqv2di3): Likewise.
9773 (*sse4_1_pinsrb): Likewise.
9774 (*sse4_1_pinsrd): Likewise.
9775 (*sse4_1_pinsrq): Likewise.
9776 (*sse4_1_pextrb): Likewise.
9777 (*sse4_1_pextrb_memory): Likewise.
9778 (*sse4_1_pextrw_memory): Likewise.
9779 (*sse4_1_pextrq): Likewise.
9780 (sse4_1_blendpd): Likewise.
9781 (sse4_1_blendps): Likewise.
9782 (sse4_1_blendvpd): Likewise.
9783 (sse4_1_blendvps): Likewise.
9784 (sse4_1_dppd): Likewise.
9785 (sse4_1_dpps): Likewise.
9786 (sse4_1_movntdqa): Likewise.
9787 (sse4_1_mpsadbw): Likewise.
9788 (sse4_1_packusdw): Likewise.
9789 (sse4_1_pblendvb): Likewise.
9790 (sse4_1_pblendw): Likewise.
9791 (sse4_1_phminposuw): Likewise.
9792 (sse4_1_extendv8qiv8hi2): Likewise.
9793 (*sse4_1_extendv8qiv8hi2): Likewise.
9794 (sse4_1_extendv4qiv4si2): Likewise.
9795 (*sse4_1_extendv4qiv4si2): Likewise.
9796 (sse4_1_extendv2qiv2di2): Likewise.
9797 (*sse4_1_extendv2qiv2di2): Likewise.
9798 (sse4_1_extendv4hiv4si2): Likewise.
9799 (*sse4_1_extendv4hiv4si2): Likewise.
9800 (sse4_1_extendv2hiv2di2): Likewise.
9801 (*sse4_1_extendv2hiv2di2): Likewise.
9802 (sse4_1_extendv2siv2di2): Likewise.
9803 (*sse4_1_extendv2siv2di2): Likewise.
9804 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9805 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9806 (sse4_1_zero_extendv4qiv4si2): Likewise.
9807 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9808 (sse4_1_zero_extendv2qiv2di2): Likewise.
9809 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9810 (sse4_1_zero_extendv4hiv4si2): Likewise.
9811 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9812 (sse4_1_zero_extendv2hiv2di2): Likewise.
9813 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9814 (sse4_1_zero_extendv2siv2di2): Likewise.
9815 (*sse4_1_zero_extendv2siv2di2): Likewise.
9816 (sse4_1_roundpd): Likewise.
9817 (sse4_1_roundps): Likewise.
9818 (sse4_1_roundsd): Likewise.
9819 (sse4_1_roundss): Likewise.
9820 (mulv4si3): Don't expand for SSE4.1.
9821 (smax<mode>3): Likewise.
9822 (umaxv4si3): Likewise.
9823 (uminv16qi3): Likewise.
9824 (umin<mode>3): Likewise.
9825 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9827 * doc/extend.texi: Document SSE4.1 built-in functions.
9829 * doc/invoke.texi: Document -msse4.1.
9831 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9833 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9834 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9835 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9836 (ASM_SPEC): Add asm_pcrel_spec.
9837 (EXTRA_SPECS): Add asm_pcrel_spec.
9839 2007-05-21 David Daney <ddaney@avtrex.com>
9841 * doc/install.texi (Building a cross compiler): Add requirements
9842 for Java cross compiler.
9844 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9847 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9848 Add loopno argument. Use evolution_function_is_invariant_rec_p
9849 instead of evolution_function_is_constant_p.
9850 Update calls to evolution_function_is_affine_multivariate_p.
9851 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9852 Add loopno argument.
9853 * tree-scalar-evolution.c (gather_chrec_stats): Call
9854 evolution_function_is_affine_multivariate_p with a loop
9856 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9857 (analyze_overlapping_iterations): Likewise.
9858 (access_functions_are_affine_or_constant_p): Likewise.
9859 (build_classic_dist_vector_1): If the access functions
9860 are equal, don't do anything.
9862 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9863 Paolo Carlini <pcarlini@suse.de>
9864 Uros Bizjak <ubizjak@gmail.com>
9866 * c-cppbuiltin.c (c_cpp_builtins): Define
9867 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9868 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9869 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9870 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9872 2007-05-21 Mike Stump <mrs@apple.com>
9874 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9876 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9878 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9880 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9881 implementation if __OPTIMIZE__ is not defined.
9882 (_mm_alignr_pi8): Ditto.
9883 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9884 (_mm_inserti_si64): Ditto.
9885 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9886 (_mm_slli_epi16): Ditto.
9887 (_mm_slli_epi32): Ditto.
9888 (_mm_slli_epi64): Ditto.
9889 (_mm_srai_epi16): Ditto.
9890 (_mm_srai_epi32): Ditto.
9891 (_mm_srli_si128): Ditto.
9892 (_mm_slli_si128): Ditto.
9893 (_mm_srli_epi16): Ditto.
9894 (_mm_srli_epi32): Ditto.
9895 (_mm_srli_epi64): Ditto.
9896 (_mm_extract_epi16): Ditto.
9897 (_mm_insert_epi16): Ditto.
9898 (_mm_shufflehi_epi16): Ditto.
9899 (_mm_shufflelo_epi16): Ditto.
9900 (_mm_shuffle_epi32): Ditto.
9901 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9903 (_mm_insert_pi16): Ditto.
9905 (_mm_shuffle_pi16): Ditto.
9907 (_mm_shufle_ps): Ditto.
9908 (_mm_prefetch): Ditto.
9910 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9912 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9913 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9914 * real.c (encode_i370_single, decode_i370_single,
9915 encode_i370_double, decode_i370_double): Functions removed.
9916 (i370_single_format, i370_double_format): Initializations removed.
9917 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9918 Consider the log2_b field to always be one.
9919 (ieee_single_format, mips_single_format, coldfire_single_format,
9920 ieee_double_format, mips_double_format, coldfire_double_format,
9921 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9922 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9923 ibm_extended_format, mips_extended_format, ieee_quad_format,
9924 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9925 decimal_single_format, decimal_double_format, decimal_quad_format,
9926 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9927 initialization of log2_b.
9928 * real.h (i370_single_format, i370_double_format): Declarations
9930 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9931 field to always be one.
9933 2007-05-21 Andreas Schwab <schwab@suse.de>
9935 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9936 NOTE_INSN_BASIC_BLOCK_P.
9937 (process_for_unwind_directive): Likewise.
9939 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9941 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9942 * function.h (struct function): Move va_list_gpr_size,
9943 va_list_fpr_size, function_frequency to front of bitfields. Add
9945 (current_function_calls_unwind_init): New.
9946 * except.c (expand_builtin_unwind_init): Set
9947 current_function_calls_unwind_init not
9948 current_function_has_nonlocal_label.
9949 * reload1.c (has_nonexceptional_receiver): New.
9950 (reload): Use it and current_function_calls_unwind_init to
9951 determine whether call-saved regs must be saved.
9953 2007-05-20 Jan Hubicka <jh@suse.cz>
9955 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9956 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9957 * ddg.c (create_ddg): LIkewise.
9958 * final.c (final): Remove hunk moving line number notes around since
9959 they are no longer present at this stage.
9960 (final_scan_insn): Use NOTE_KIND instead of
9961 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9962 (output_asm_label): Likewise.
9963 * reorg.c (dbr_schedule): Likewise.
9964 * haifa-sched.c (unlink_other_notes): Likewise.
9965 * mode-switching.c (optimize_mode_switching): Likewise.
9966 * graph.c (start_bb): Likewise.
9967 * rtl.def (NOTE): Update description.
9968 * jump.c (squeeze_notes): Delete.
9969 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9970 NOTE_INSN_BASIC_BLOCK_P when possible.
9971 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9972 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9973 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9974 (dwarf2out_var_location): Likewise.
9975 * cfgbuild.c (make_edges): Likewise.
9976 (find_basic_blocks_1): Likewise.
9977 * function.c (reorder_blocks_1): Likewise.
9978 (epilogue_done): Likewise.
9979 (reposition_prologue_and_epilogue_notes): Likewise.
9980 * print-rtl.c (print_rtx): Likewise; drop code for printing
9982 (print_rtl): Likewise.
9983 (print_rtl_single): Likewise.
9984 * gcse.c (insert_insn_start_bb): Likewise.
9985 * alias.c (init_alias_analysis): Likewise.
9986 * calls.c (fixup_tail_calls): Likewise.
9987 * except.c (sjlj_emit_function_enter): Likewise.
9988 * emit-rtl.c (add_insn_after): Likeiwse.
9989 (emit_label_before): Likewise.
9990 (emit_label_after): Likewise.
9991 (emit_note_before, emit_note_after, emit_note): Update
9992 parameter to be enum insn_note; do not deal with source
9994 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9995 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9997 (merge_blocks_move_successor_nojumps): Simplify now when
9998 we don't have BLOCK notes.
9999 (try_optimize_cfg): Likewise.
10000 * cfglayout.c (skip_insns_after_block): Likewise.
10001 (record_effective_endpoints): Likewise.
10002 (duplicate_insn_chain): Likewise.
10003 * varasm.c (output_constant_pool_1): Likewise.
10004 * sched-deps.c (sched_analyze): Likewise.
10005 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10007 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10008 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10009 (SET_INSN_DELETED): Simplify.
10010 (NOTE_LINE_NUMBER): Exterminate.
10011 (NOTE_LINE_KIND): New.
10012 (NOTE_INSN_BASIC_BLOCK_P): Update.
10013 (enum insn_note): Simplify.
10014 (GET_NOTE_INSN_NAME) Simplify.
10015 (emit_note_before, emit_note_after, emit_note): Update prototype.
10016 (squeeze_notes): Remove.
10017 * sched-int.h (NOTE_NOT_BB_P): Update.
10018 * resource.c (mark_target_live_regs): Update.
10019 * sched-rgn.c (debug_dependencies): Update.
10020 * sched-vis.c (print_insn): Update.
10021 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10022 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10023 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10024 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10025 (split_branches): Update.
10026 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10028 (sh_adjust_unroll_max): Exterminate.
10029 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10030 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10031 (m68hc11_reorg): Likewise.
10032 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10033 (emit_predicate_relation_info): Update.
10034 (process_for_unwind_directive): Update.
10035 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10036 (output_call): Update.
10037 * config/pa/pa.c (output_lbranch): Update.
10038 (output_millicode_call): Update.
10039 (output_call): Update.
10040 (pa_combine_instructions): Update.
10041 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10042 * config/bfin/bfin.c (gen_one_bundle): Update.
10043 * cfgrtl.c (can_delete_note_p): Update.
10044 (delete_insn): Update.
10045 (rtl_merge_blocks): Update.
10046 (commit_one_edge_insertion): Update.
10047 (rtl_verify_flow_info): Update.
10048 * stmt.c (expand_case): Do not call squeeze_notes.
10050 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10057 * c.opt (Wtype-limits): New.
10058 * doc/invoke.texi (Wtype-limits): Document it.
10059 (Wextra): Enabled by -Wextra.
10060 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10061 * c-common.c (shorten_compare): Warn with Wtype-limits.
10063 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10065 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10066 inlined function, not as a macro.
10067 (_mm_alignr_pi8): Ditto.
10068 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10069 (_mm_inserti_si64): Ditto.
10070 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10071 (_mm_extract_epi16): Ditto.
10072 (_mm_insert_epi16): Ditto.
10073 (_mm_shufflehi_epi16): Ditto.
10074 (_mm_shufflelo_epi16): Ditto.
10075 (_mm_shuffle_epi32): Ditto.
10076 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10077 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10079 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10081 (_m_to_float): Use C89 compatible assignment.
10083 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10086 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10088 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10091 * doc/invoke.texi (Wreturn-type): Complete description.
10092 (Wextra): Delete item about return-type warning.
10093 * c-decl.c: Delete redundant Wextra warning.
10095 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10098 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10099 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10100 inlined function, not as a macro.
10101 (_mm_prefetch): Ditto.
10102 (_m_pextrw): Ditto.
10103 (_mm_insert_pi16): Ditto.
10104 (_m_pinsrw): Ditto.
10105 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10106 (_m_pshufw): Ditto. Add const to __N argument.
10107 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10108 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10109 (_mm_slli_epi32): Ditto.
10110 (_mm_srli_si128): Implement as always inlined function, not as a
10111 macro. Add __inline to function declaration.
10112 (_mm_slli_si128): Ditto.
10114 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10116 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10117 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10119 (struct fenv): New structure.
10120 (FP_HANDLE_EXCEPTIONS): New define.
10121 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10122 (_FP_DECL_EXP): New define.
10123 (FP_INIT_ROUNDMODE): New define.
10124 (FP_ROUNDMODE): New define.
10126 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10128 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10129 (Wconversion): Update description.
10130 (Wconversion-sign): New.
10131 * c.opt (Wconversion-sign): New.
10132 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10133 means disabled for C++. Otherwise, take the status of Wconversion.
10134 * c-common.c (conversion_warning): Warn with either Wconversion or
10136 (warnings_for_convert_and_check): Conditions are already checked by
10137 conversion_warning.
10138 (convert_and_check): Don't check warnings if the conversion failed.
10140 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10141 Anatoly Sokolov <aesok@dol.ru>
10143 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10144 avr_epilogue_uses) : Add declaration.
10145 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10146 * config/avr/constraints.md (R): New constraint.
10147 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10148 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10149 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10150 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10151 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10152 call_prologue_saves, epilogue_restores, return_from_epilogue,
10153 return_from_main_epilogue, return_from_interrupt_epilogue,
10154 return_from_naked_epilogue, prologue, epilogue): New patterns.
10155 (jump): Handle symbol reference.
10156 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10157 avr_output_function_prologue, avr_output_function_epilogue): Remove
10159 (avr_init_machine_status, expand_prologue, expand_epilogue,
10160 avr_asm_function_end_prologue, avr_epilogue_uses,
10161 avr_asm_function_begin_epilogue): New functions.
10162 (prologue_size, epilogue_size, jump_tables_size): Remove global
10164 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10165 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10166 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10167 (avr_override_options): Initialise init_machine_status.
10168 (output_movhi): Handle all stack pointer loads.
10169 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10170 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10171 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10172 (EPILOGUE_USES) Redefine.
10173 (machine_function) Declare.
10175 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10177 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10178 Use a single return statement.
10180 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10182 PR middle-end/30250
10183 * builtins.c (do_mpfr_lgamma_r): New.
10184 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10185 * tree.h (CASE_FLT_FN_REENT): New.
10187 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10189 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10190 (output_die): Use 'unsigned long' with %x.
10191 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10192 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10193 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10195 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10197 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10202 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10203 true if function has no argument.
10205 2007-05-18 DJ Delorie <dj@redhat.com>
10207 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10208 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10210 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10212 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10213 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10214 count_trailing_zeros.
10215 (__i386__): Implement count_leading_zeros using __builtin_clz().
10216 Implement count_trailing_zeros usign __builtin_ctz().
10218 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10220 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10222 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10224 PR middle-end/31344
10225 * expr.c (emit_move_change_mode): Change mode of push operands here.
10227 2007-05-17 Ian Lance Taylor <iant@google.com>
10229 PR tree-optimization/31953
10230 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10231 Change all callers.
10232 (set_value_range_to_null): Call set_value_range_to_value.
10233 (extract_range_from_comparison): Likewise.
10235 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10237 * toplev.c (print_version): Output GMP/MPFR version info.
10239 * builtins.c (CASE_MATHFN_REENT): New macro.
10240 (mathfn_built_in): Use it.
10241 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10242 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10243 BUILT_IN_LGAMMAL_R): New.
10244 * doc/extend.texi: Document new builtins.
10246 PR middle-end/31796
10247 * builtins.c (do_mpfr_remquo): New.
10248 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10249 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10251 PR middle-end/30251
10252 * builtins.c (fold_builtin_1): Handle y0, y1.
10253 (fold_builtin_2): Handle yn.
10255 PR middle-end/30251
10256 * builtins.c (do_mpfr_bessel_n): New.
10257 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10258 (fold_builtin_2): Handle BUILT_IN_JN.
10260 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10263 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10264 TYPE_PRECISION (intmax_type_node).
10266 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10269 * reload.c (subst_reloads): Remove checking.
10271 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10273 PR rtl-optimization/31691
10274 * combine.c (simplify_set): Build a new src pattern instead of
10275 substituting its operands in the COMPARE case.
10277 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10279 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10280 (execute_vrp): Preserve loops through jump threading.
10281 * tree-ssa-threadupdate.c (thread_single_edge,
10282 dbds_continue_enumeration_p, determine_bb_domination_status,
10283 thread_through_loop_header): New functions.
10284 (create_edge_and_update_destination_phis,
10285 create_edge_and_update_destination_phis): Set loops for the new blocks.
10286 (prune_undesirable_thread_requests): Removed.
10287 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10289 (thread_block): Do not call prune_undesirable_thread_requests.
10291 (mark_threaded_blocks): Select edges to thread here.
10292 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10293 Thread edges through loop headers independently.
10294 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10295 * tree-pass.h (TODO_mark_first_instance): New.
10296 (first_pass_instance): Declare.
10297 * cfghooks.c (duplicate_block): Put the block to the original loop
10298 if copy is not specified.
10299 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10300 jump threading. Pass may_peel_loop_headers to
10301 thread_through_all_blocks according to first_pass_instance.
10302 * cfgloop.h (create_preheader): Declare.
10303 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10304 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10305 * passes.c (first_pass_instance): New variable.
10306 (next_pass_1): Set TODO_mark_first_instance.
10307 (execute_todo): Set first_pass_instance.
10309 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10311 PR tree-optimization/24659
10312 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10313 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10314 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10315 OTI_vec_pack_ufix_trunc.
10316 (vec_unpacks_float_hi_optab): Define new macro.
10317 (vec_unpacks_float_lo_optab): Ditto.
10318 (vec_unpacku_float_hi_optab): Ditto.
10319 (vec_unpacku_float_lo_optab): Ditto.
10320 (vec_pack_sfix_trunc_optab): Ditto.
10321 (vec_pack_ufix_trunc_optab): Ditto.
10322 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10323 and vec_pack_[s|u]fix_trunc_optab using
10324 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10325 * tree-vectorizer.c (supportable_widening_operation): Handle
10326 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10327 (supportable_narrowing_operation): New function.
10328 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10329 * tree-vect-transform.c (vectorizable_conversion): Handle
10330 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10331 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10332 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10333 to check for target support.
10334 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10335 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10336 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10337 for VEC_PACK_FIX_TRUNC_EXPR.
10338 (expand_binop): Special case mode of the result for
10339 vec_pack_[u|s]fix_trunc_optab.
10340 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10341 vec_pack_[u|s]fix_trunc_optab.
10343 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10344 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10345 * tree-pretty-print.c (dump_generic_node): Handle
10346 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10347 VEC_PACK_FIX_TRUNC_EXPR.
10349 * expr.c (expand_expr_real_1): Ditto.
10350 * tree-inline.c (estimate_num_insns_1): Ditto.
10351 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10353 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10354 (vec_unpacks_float_lo_v8hi): Ditto.
10355 (vec_unpacku_float_hi_v8hi): Ditto.
10356 (vec_unpacku_float_lo_v8hi): Ditto.
10357 (vec_unpacks_float_hi_v4si): Ditto.
10358 (vec_unpacks_float_lo_v4si): Ditto.
10359 (vec_pack_sfix_trunc_v2df): Ditto.
10361 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10363 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10364 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10365 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10366 [vec_pack_ufix_trunc]: Ditto.
10367 [vec_unpacks_float_hi]: Ditto.
10368 [vec_unpacks_float_lo]: Ditto.
10369 [vec_unpacku_float_hi]: Ditto.
10370 [vec_unpacku_float_lo]: Ditto.
10372 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10374 * soft-fp/README: Update for new files.
10375 * soft-fp/floattisf.c: New file.
10376 * soft-fp/floattidf.c: New file.
10377 * soft-fp/floattitf.c: New file.
10378 * soft-fp/floatuntisf.c: New file.
10379 * soft-fp/floatuntidf.c: New file.
10380 * soft-fp/floatuntitf.c: New file.
10381 * soft-fp/fixsfti.c: New file.
10382 * soft-fp/fixdfti.c: New file.
10383 * soft-fp/fixtfti.c: New file.
10384 * soft-fp/fixunssfti.c: New file.
10385 * soft-fp/fixunsdfti.c: New file.
10386 * soft-fp/fixunstfti.c: New file.
10387 * soft-fp/extendxftf.c: New file.
10388 * soft-fp/trunctfxf.c: New file.
10390 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10391 (__trunctfxf2): Ditto.
10393 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10394 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10395 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10396 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10397 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10398 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10400 * config/i386/t-fprules-softfp64: New file.
10401 * config/i386/sfp-machine.h: New file.
10402 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10403 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10404 and soft-fp/t-softfp to tmake_file.
10405 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10406 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10408 * config/i386/t-linux64 (softfp_wrap_start): New.
10409 (softfp_wrap_end): New.
10410 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10411 supported for TARGET_64BIT.
10413 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10415 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10416 c_common_unsigned_type behavior.
10418 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10420 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10423 2007-05-16 Eric Christopher <echristo@apple.com>
10425 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10426 saving after stack push. Set sp_offset whenever we push.
10427 (rs6000_emit_epilogue): Move altivec register restore before
10430 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10432 * configure.ac: Allow sysroots to be relocated under $prefix as
10433 well as $exec_prefix.
10434 * configure: Regenerate.
10436 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10440 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10442 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10443 (gcc_tooldir): Likewise.
10444 * configure: Regenerate.
10445 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10446 old configure.ac gcc_tooldir setting.
10447 (prefix_to_exec_prefix): New variable.
10448 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10449 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10451 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10453 * c-typeck.c (build_binary_op): Return early for error.
10455 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10457 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10458 struct nb_iter_bound.
10459 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10460 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10461 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10462 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10463 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10464 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10465 (del_scev_info): Use ggc_free.
10466 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10467 * loop-init.c: Include ggc.h.
10468 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10469 (loop_optimizer_finalize): Use ggc_free.
10470 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10471 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10472 pass_iv_optimize): Add TODO_ggc_collect.
10473 * function.h (struct function): Remove skip marker from
10475 * cfgloop.c: Include ggc.h.
10476 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10478 (establish_preds): Vector superloops is gc allocated.
10479 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10481 (flow_loops_find): Vector larray is gc allocated.
10482 (loop_exit_free): Use ggc_free.
10483 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10484 that head of exits list is now not a part of struct loop.
10485 (record_loop_exits): Allocate exits table in gc memory.
10486 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10487 that head of exits list is now not a part of struct loop.
10488 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10489 struct loop_exit): Add GTY marker.
10490 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10491 Add skip marker to aux field. Make head of exits list a separate
10493 (struct loops): Add GTY marker. Make larray vector gc allocated.
10494 Add param marker to exits table.
10495 (get_loops): Type changed.
10496 * Makefile.in (tree-scalar-evolution.o): Add
10497 gt-tree-scalar-evolution.h dependency.
10498 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10499 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10500 * basic-block.h (struct basic_block_def): Remove skip marker from
10503 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10505 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10506 of 0 in the call to expand_expr().
10507 (expand_builtin_mathfn_3): Ditto.
10508 (expand_builtin_interclass_mathfn): Ditto.
10509 (expand_builtin_cexpi): Ditto.
10510 (expand_builtin_int_roundingfn): Ditto.
10511 (expand_builtin_int_roundingfn_2): Ditto.
10512 (expand_builtin_pow): Ditto.
10513 (expand_builtin_powi): Ditto.
10514 (expand_builtin_bswap): Ditto.
10515 (expand_builtin_unop): Ditto.
10516 (expand_builtin_fabs): Ditto.
10517 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10518 the call to expand_expr().
10519 (expand_builtin_sync_operation): Ditto.
10520 (expand_builtin_compare_and_swap): Ditto.
10521 (expand_builtin_lock_test_and_set): Ditto.
10522 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10523 instead of 0 in the call to expand_expr().
10524 (expand_builtin_extract_return_addr): Ditto.
10525 (expand_builtin_eh_return): Ditto.
10526 (expand_eh_return): Ditto.
10527 * explow.c (expr_size): Ditto.
10528 * expr.c (optimize_bitfield_assignment_op): Ditto.
10529 (expand_assignement): Ditto.
10530 (store_expr): Ditto.
10531 (store_field): Ditto.
10532 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10533 the call to expand_expr().
10534 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10535 in the call to expand_expr().
10536 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10537 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10538 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10540 * optabs.c (expand_vec_shift_expr): Ditto.
10541 (expand_vec_cond_expr): Ditto.
10542 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10543 call to expand_expr().
10544 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10545 in the call to expand_expr().
10547 2007-05-14 Dave Korn <dave.korn@artimi.com>
10549 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10551 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10553 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10554 instead of c_common_unsigned_type.
10555 (c_common_unsigned_type): Remove.
10556 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10557 c_common_unsigned_type.
10558 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10559 c_common_unsigned_type.
10560 * c-common.h (c_common_unsigned_type): Remove.
10561 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10562 c_common_unsigned_type.
10563 * c-format.c (check_format_types): Use unsigned_type_for instead of
10564 c_common_unsigned_type.
10565 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10566 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10567 of c_common_unsigned_type.
10568 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10569 lang_hooks.types.unsigned_type.
10570 * expmed.c (make_tree): Use unsigned_type_for instead of
10571 lang_hooks.types.unsigned_type.
10572 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10573 lang_hooks.types.unsigned_type.
10574 (build_range_check): Likewise.
10575 (fold_unary): Likewise.
10576 (fold_binary): Likewise.
10577 (fold_ternary): Likewise.
10578 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10579 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10580 * tree.c (get_unsigned_type): New.
10581 (unsigned_type_for): Use get_unsigned_type instead of
10582 lang_hooks.types.unsigned_type.
10584 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10586 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10587 to m68k_get_function_kind. Update its prototype.
10588 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10590 (m68k_interrupt_function_p): Return enum m68k_function_type
10591 instead of bool. Rename to m68k_get_function_kind.
10592 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10593 target is not fido.
10594 (m68k_compute_frame_layout): Don't mark any register for save
10595 if an interrupt_thread attribute is specified.
10596 (m68k_hard_regno_rename_ok): Update a use of
10597 m68k_interrupt_function_p.
10598 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10599 m68k_interrupt_function_p.
10600 (m68k_function_type): New.
10601 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10602 for a function with an interrupt_thread attribute.
10603 * doc/extend.texi: Document the interrupt_thread attribute.
10605 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10607 Fix PR tree-optimization/31911
10608 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10609 if they didn't change the expression.
10611 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10613 * tree-scalar-evolution.c (resolve_mixers): Exported.
10614 * tree-scalar-evolution.h (resolve_mixers): Declare.
10615 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10616 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10617 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10618 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10619 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10620 strip_conversion, analyze_offset_expr, address_analysis,
10621 object_analysis, analyze_offset): Removed.
10622 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10623 split_constant_offset, canonicalize_base_object_address,
10624 object_address_invariant_in_loop_p, disjoint_objects_p,
10625 dr_may_alias_p, dr_address_invariant_p): New functions.
10626 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10627 and dr_analyze_alias.
10628 (initialize_data_dependence_relation): Use dr_may_alias_p
10629 and object_address_invariant_in_loop_p.
10630 (compute_self_dependence): Handle the case when
10631 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10632 (find_data_references_in_stmt): Restrict the analysis of data
10633 references to the given loop nest.
10634 (find_data_references_in_loop): Made static. Pass loop nest to
10635 find_data_references_in_stmt.
10636 (compute_data_dependences_for_loop): Use DR_VOPS.
10637 (free_data_ref): Free DR_VOPS.
10638 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10639 (struct innermost_loop_behavior): ... new.
10640 (struct base_object_info): Replaced by ...
10641 (struct indices): ... new.
10642 (struct dr_alias): New.
10643 (enum data_ref_type): Removed.
10644 (struct data_reference): Consist of struct innermost_loop_behavior,
10645 struct indices and struct dr_alias.
10646 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10647 (DR_MEMTAG): Renamed to ...
10648 (DR_SYMBOL_TAG): ... this.
10649 (find_data_references_in_loop): Declaration removed.
10650 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10651 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10652 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10653 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10655 2007-05-13 Revital Eres <eres@il.ibm.com>
10657 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10658 which walks virtual def-use chains to find redundant stores.
10659 (dse_optimize_stmt): Call it.
10661 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10663 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10664 * passes.c (init_optimization_passes): Move pass_jump_bypass
10667 * basic-block.h (bb_has_eh_pred): Fix style issue.
10669 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10671 PR rtl-optimization/31848
10672 * loop-invariant.c (move_invariant_reg): If we move an insn
10673 with a REG_EQUAL note, and that insn is not always executed,
10674 remove the REG_EQUAL note.
10676 2007-05-12 Richard Guenther <rguenther@suse.de>
10678 PR tree-optimization/31797
10679 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10680 propagate into a stmt that has volatile ops.
10682 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10684 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10685 (gcc_tooldir): Likewise.
10686 * configure: Regenerate.
10687 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10688 old configure.ac gcc_tooldir setting.
10689 (prefix_to_exec_prefix): New variable.
10690 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10691 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10693 2007-05-11 Silvius Rus <rus@google.com>
10695 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10696 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10697 * c-common.h (strict_aliasing_warning): Change return type.
10698 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10699 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10700 (build_c_cast): Condition call to strict_aliasing_warning.
10701 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10702 * flags.h (set_Wstrict_aliasing): Declare.
10703 * opts.c (set_Wstrict_alising): Define, add call to.
10704 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10705 * tree-ssa-alias-warnings.c: New file.
10706 * tree-ssa-alias.c (compute_may_aliases): Add call to
10707 strict_aliasing_warning_backend.
10709 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10711 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10712 Use loop_depth and loop_outer accessor functions.
10713 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10714 determine_invariantness_stmt, move_computations_stmt): Ditto.
10715 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10716 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10717 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10718 * tree-scalar-evolution.c (interpret_loop_phi,
10719 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10720 instantiate_parameters_1, scev_const_prop): Ditto.
10721 * cfghooks.c (make_forwarder_block): Ditto.
10722 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10723 * modulo-sched.c (loop_canon_p): Ditto.
10724 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10725 slpeel_can_duplicate_loop_p): Ditto.
10726 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10727 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10728 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10729 cancel_loop, verify_loop_structure): Ditto.
10730 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10731 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10732 superloops vector instead of "pred" array.
10733 (establish_preds): Take father loop as an argument. Initialize the
10735 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10736 Do not initialize loop->outer.
10737 (flow_loop_tree_node_remove): Truncate the superloops vector.
10738 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10739 "pred" merged to "superloops" vector.
10740 (loop_depth, loop_outer): New.
10741 (fel_init): Use loop_outer.
10743 2007-05-11 Jan Hubicka <jh@suse.cz>
10745 * cgraphunit.c: Include gt-cgraphunit.h
10746 (static_ctors, static_dtors): New static vars.
10747 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10748 based on implementation in c-common.c
10749 (cgraph_finalize_function): Call record_cdtor_fn.
10750 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10751 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10752 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10753 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10754 build_cdtor, c_build_cdtor_fns): Remove.
10755 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10756 c_build_cdtor_fns): Remove prototype.
10758 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10761 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10762 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10763 * builtins.c (fold_builtin_memchr): New.
10764 (expand_builtin_memchr): Call the latter.
10765 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10766 * doc/extend.texi ([Other built-in functions provided by GCC]):
10769 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10771 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10772 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10773 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10774 PFPO_OP1_TYPE_SHIFT): Constants added.
10775 (DFP_ALL): Mode macro defined.
10776 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10777 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10778 Insn definitions added.
10779 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10780 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10783 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10785 PR tree-optimization/31885
10786 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10787 NULL_TREE to be undetermined.
10788 (automatically_generated_chrec_p): Return false for NULL.
10790 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10792 * config/bfin/bfin.h (MOVE_RATIO): Define.
10794 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10796 * config.gcc (sparc-wrs-vxworks): New target.
10797 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10798 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10799 * config/sparc/sparc.h: Include vxworks-dummy.h.
10800 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10801 include LABEL_REFs too.
10802 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10803 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10805 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10807 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10808 (sparc_emit_call_insn): New function.
10809 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10810 functions when generating VxWorks PIC.
10811 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10812 (call, call_value): Use sparc_emit_call_insn instead of
10815 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10817 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10819 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10821 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10822 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10823 split_double instead of operand_subword.
10825 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10827 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10828 * config/bfin/bfin.c (bfin_local_alignment): New function.
10829 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10831 2007-05-08 Chao-ying Fu <fu@mips.com>
10833 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10834 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10835 (smsub_widen_optab, umsub_widen_optab): Define.
10836 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10838 * genopinit.c (optabs): Fill in smsub_widen_optab and
10840 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10841 and umsub_widen_optab to implement multiply-subtract sequences.
10842 * config/mips/mips.md (*msac<u>_di): Rename to...
10843 (<u>msubsidi4): ...this. Extend condition to include
10844 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10845 of operand 0 to "ka" and use the three-operand form of msub<u>
10847 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10850 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10852 PR rtl-optimization/28011
10853 * reload.c (push_reload): Set dont_share if IN appears in OUT
10854 also when IN is a PLUS rtx.
10855 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10858 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10860 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10861 call unshare_all_decls.
10862 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10863 (unshare_all_decls): Remove.
10865 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10868 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10871 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10872 Nigel Stephens <nigel@mips.com>
10874 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10875 Update comments and all uses.
10876 (MIN_FPRS_PER_FMT): Define.
10877 * config/mips/mips.c (function_arg): Fix to correctly handle
10878 the -mips32r2 -mfp64 -mabi=32 case.
10879 (override_options): Enable use of odd-numbered registers for
10880 SFmode values on MIPS32.
10881 (mips_save_reg_p): Save whole floating-point register pair if
10882 either half is used.
10883 (compute_frame_size): Fix comment.
10885 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10887 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10888 argument of type bool.
10889 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10890 argument. Safely select temporary P register according to it.
10891 (do_link): Change call site of add_to_reg accordingly.
10892 (do_unlink): Add epilogue_p as a fourth argument and pass it
10894 (expand_interrupt_handler_epilogue): Change call of do_unlink
10896 (bfin_expand_prologue): Add a third argument sibcall_p.
10897 * config/bfin/bfin.md (epilogue): Change call of
10898 bfin_expand_epilogue accordingly.
10899 (sibcall_epilogue): Likewise.
10900 (eh_return_internal): Likewise.
10902 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10903 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10904 * config/bfin/bfin.c (bfin_handle_option): Handle
10905 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10906 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10907 Support bf534, bf536 and bf561.
10908 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10910 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10913 * config/i386/i386.c (ix86_function_regparm): Process local
10914 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10916 2007-05-07 Mike Stump <mrs@apple.com>
10918 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10919 also checks for and while statements in C++.
10921 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10923 * gcc.c (at_file_supplied): New variable.
10924 (main): Set it if we expanded argv.
10925 (do_spec_1): Pass an @-file to the linker if we were called with
10926 an @-file argument and HAVE_GNU_LD.
10927 * collect2.c (at_file_supplied): New variable.
10928 (response_file): New variable.
10929 (collect_exit): Unlink response_file if necessary.
10930 (handler): Likewise.
10931 (do_wait): Likewise.
10932 (main): Set at_file_supplied if we expanded argv.
10933 (collect_execute): Pass an @-file to subprocesses if we were called
10934 with an @-file argument.
10935 * configure.ac: Add define for HAVE_GNU_LD.
10936 * configure: Regenerate.
10937 * config.in: Regenerate.
10939 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10941 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10942 operand to HI mode.
10947 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10949 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10950 (TARGET_ENCODE_SECTION_INFO): Re-define.
10951 (m32c_encode_section_info): New
10952 (function_vector_handler): New
10953 (current_function_special_page_vector): New
10954 (m32c_special_page_vector_p): New.
10955 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10957 * config/m32c/jump.md: Added instruction JSRS for functions
10958 with attribute "function_vector".
10959 * doc/extend.texi (function_vector): Added description
10960 for M16C, M32C targets.
10962 2007-05-07 DJ Delorie <dj@redhat.com>
10965 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10966 ashrpsi3, lshrpsi3): Update shift count constraint.
10968 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10969 Nathan Froyd <froydnj@codesourcery.com>
10972 * c-incpath.c (add_path): Strip trailing path separators.
10974 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10977 Free dominance info before purging EH edges.
10978 (eliminate_degenerate_phis): Likewise.
10979 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10981 2007-05-07 Jan Hubicka <jh@suse.cz>
10983 * gimplify.c (gimplify_expr): Do not crash when folding
10984 (void *)(int)&a + 4.
10986 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10989 * c-opts.c (lang_fortran): Make it non static.
10990 * c-common.h (lang_fortran): New prototype.
10991 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10992 -lang-fortran option was passed by the driver.
10994 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10996 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10997 of ASSERT_CHECKING. Tweak message.
10999 2007-05-06 Revital Eres <eres@il.ibm.com>
11002 * loop-unroll.c (insert_var_expansion_initialization):
11003 Initialize the expansions with -zero instead of +zero.
11005 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11007 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11008 into pic and non-pic versions. Mark r19 as used for
11009 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11010 for tgd_load, tld_load and tie_load .
11011 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11012 version of tgd_load, tld_load and tie_load depending on the
11015 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11016 Jakub Jelinek <jakub@redhat.com>
11018 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11019 (__do_global_dtors_aux): Use more paranoid loop to run
11020 destructors if HIDDEN_DTOR_LIST_END.
11021 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11023 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11025 * varasm.c (align_variable): Don't increase alignment for
11026 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11027 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11029 2007-05-04 Josh Conner <jconner@apple.com>
11031 * basic-block.h (cdi_direction): Assign values to all enumeration
11033 (dom_computed): Remove.
11034 (dom_info_state): New.
11035 (set_dom_info_availability): New.
11036 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11037 walk_data.dom_direction.
11038 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11039 instead of dom_computed[].
11040 (split_edge): Likewise.
11041 (create_basic_block): Likewise.
11042 (merge_blocks): Likewise.
11043 * ifcvt.c (find_if_header): Likewise.
11044 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11045 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11046 * tree-ssa.c (verify_ssa): Likewise.
11047 * tree-cfg.c (tree_verify_flow_info): Likewise.
11048 (remove_edge_and_dominated_blocks): Likewise.
11049 * dominance.c (dom_computed): Make static.
11050 (calc_dfs_tree_nonrec): Change third param to a bool.
11051 (calc_dfs_tree): Change second param to a bool.
11052 (calc_idioms): Change second param to a bool. Use
11053 dom_convert_dir_to_idx.
11054 (init_dom_info): Validate dir before using.
11055 (dom_convert_dir_to_idx): New.
11056 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11057 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11058 (free_dominance_info): Use dom_convert_dir_to_idx.
11059 (get_immediate_dominator): Likewise.
11060 (set_immediate_dominator): Likewise.
11061 (get_dominated_by): Likewise.
11062 (redirect_immediate_dominators): Likewise.
11063 (nearest_common_denominator): Likewise.
11064 (dominated_by_p): Likewise.
11065 (bb_dom_dfs_in): Likewise.
11066 (bb_dom_dfs_out): Likewise.
11067 (recount_dominator): Likewise.
11068 (iterate_fix_dominators): Likewise.
11069 (add_to_dominance_info): Likewise.
11070 (delete_from_dominance_info): Likewise.
11071 (first_dom_son): Likewise.
11072 (next_dom_son): Likewise.
11073 (dom_info_available_p): Likewise.
11074 (dom_info_state): New.
11075 (set_dom_info_availability): New.
11077 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11079 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11081 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11083 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11085 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11086 (subdi3, subdi_carry): Delete.
11088 2007-05-04 Jan Hubicka <jh@suse.cz>
11089 Richard Guenther <rguenther@suse.de>
11091 * opts.c (decode_options): Do not fiddle with inlining
11092 parameters in case of optimizing for size.
11093 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11094 for size do nothing.
11095 (cgraph_decide_inlining_of_small_function): When optimizing for
11096 size never inline functions increasing caller size.
11097 (cgraph_early_inlining): Inline for size when optimizing for size.
11099 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11101 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11102 logical operations piecewise.
11103 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11104 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11105 subdi_sesidi_di): Delete.
11106 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11107 the generated sequence. Allow three-reg add in constraints. Rewrite
11108 the rtl expression for carry to avoid zero_extend of a constant.
11109 (sub_with_carry): New pattern.
11110 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11111 different sequence not involving jumps.
11112 (notbi): Now a named pattern.
11114 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11116 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11117 Add the note about a significant loss of accuracy of some
11118 mathematical routines when these options are used.
11120 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11122 * haifa-sched.c (rtx_vec_t): New typedef.
11123 (contributes_to_priority_p): Extract piece of priority () into new
11125 (priority): Use the function. Add assertion.
11126 (rank_for_schedule, set_priorities): Add assertion to check that
11127 insn's priority is initialized.
11128 (clear_priorities, calc_priorities): Change signature. Make it update
11129 all relevant insns. Update all callers ('add_to_speculative_block ()'
11130 and 'create_block_check_twin ()').
11131 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11132 Add new field 'priority_status'.
11133 (INSN_PRIORITY_STATUS): New macro.
11134 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11136 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11138 * sched-ebb.c (debug_ebb_dependencies): New static function.
11139 (init_ready_list): Use it.
11141 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11142 with changed signature and 'debug_rgn_dependencies ()'.
11143 (debug_rgn_dependencies): New static function.
11144 (init_ready_list): Use it.
11146 * sched-int.h (debug_dependencies): Declare.
11148 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11150 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11152 2007-05-04 Dirk Mueller <dmueller@suse.de>
11154 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11156 2007-05-03 Jan Hubicka <jh@suse.cz>
11158 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11159 ((T1)X op (T1)Y), for pointer type in more cases than before.
11161 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11163 * tree-object-size.c (plus_expr_object_size): When operand size is
11164 unknown, return unknown.
11166 2007-05-03 Dirk Mueller <dmueller@suse.de>
11168 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11170 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11173 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11175 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11177 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11179 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11181 * config/soft-fp/double.h, config/soft-fp/extended.h,
11182 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11183 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11184 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11185 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11188 2007-05-03 Ian Lance Taylor <iant@google.com>
11190 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11191 MASK_PPC_GFXOPT for 8540 or 8548.
11193 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11195 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11196 vect_print_dump_info() to output debug information.
11198 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11201 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11202 operands of size 2 when operand is not MEM_P.
11204 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11206 PR tree-optimization/30565
11207 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11209 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11211 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11212 (umulsi3_highpart): Use them.
11213 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11214 for final accumulator to D regisster tranfser.
11216 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11218 PR tree-optimization/31699
11219 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11221 (vect_enhance_data_refs_alignment): Compute peel amount using
11222 TYPE_VECTOR_SUBPARTS instead of vf.
11223 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11225 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11228 * system.h: Remove inclusion of double-int.h
11229 * tree.h: Include double-int.h
11230 * gengtype.c: Likewise
11231 * cfgloop.h: Likewise
11232 * Makefile.in: Adjust dependencies on double-int.h
11234 2007-05-02 Eric Christopher <echristo@apple.com>
11236 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11237 -shared to -Zdynamiclib.
11239 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11242 * c-common.c (strip_pointer_or_array_types): New function.
11243 * c-common.h (strip_pointer_or_array_types): New function declaration.
11245 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11247 PR tree-optimization/31771
11248 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11250 2007-05-02 Paul Brook <paul@codesourcery.com>
11252 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11254 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11256 PR middle-end/29715
11257 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11260 2007-05-02 Nick Clifton <nickc@redhat.com>
11262 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11264 2007-05-02 Richard Guenther <rguenther@suse.de>
11266 PR tree-optimization/31146
11267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11268 argument, single_use_p. If we have a single use that is
11269 a conversion to the definition rhs type, propagate that rhs.
11270 (forward_propagate_addr_expr): Pass single_use_p argument
11271 to forward_propagate_addr_expr_1.
11273 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11275 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11278 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11280 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11281 'AMD Family 10 core'.
11283 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11285 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11286 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11287 with SSE3 instruction set support.
11288 * doc/invoke.texi: Likewise.
11290 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11292 * config/i386/i386.c (override_options): Tuning 32-byte loop
11293 alignment for amdfam10 architecture. Increasing the max loop
11294 alignment to 24 bytes.
11296 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11298 * config/m68k/constraints.md: New.
11299 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11300 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11301 EXTRA_CONSTRAINT): Remove.
11302 * config/m68k/m68k.md: Include constraints.md.
11303 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11305 2007-05-01 Ian Lance Taylor <iant@google.com>
11307 PR tree-optimization/31739
11308 * tree-vrp.c (vrp_val_is_max): New static function.
11309 (vrp_val_is_min): New static function.
11310 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11312 (set_value_range): Use vrp_val_is_{max,min}.
11313 (extract_range_from_assert): Likewise.
11314 (extract_range_from_binary_expr): Likewise.
11315 (extract_range_from_unary_expr): Likewise.
11316 (dump_value_range, vrp_meet): Likewise.
11317 (vrp_visit_phi_node): Likewise.
11318 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11320 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11322 * config/i386/gmon-sol2.c (size_t): New type.
11323 (intptr_t): Likewise.
11324 (s_textsize): Declare as size_t.
11326 (monstartup): Use size_t for sizes.
11327 (_mcount): Save and restore registers.
11328 (internal_mcount): Pass 0 as the first argument to monstartup
11330 (moncontrol): Convert pointer to appropriately sized integer
11331 before passing to profil.
11333 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11335 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11336 __NO_FPRS__, not just if _SOFT_DOUBLE.
11337 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11338 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11339 also for E500 double.
11340 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11341 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11344 2007-05-01 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11349 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11351 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11353 2007-05-01 Jan Hubicka <jh@suse.cz>
11355 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11358 2007-05-01 Jan Hubicka <jh@suse.cz>
11360 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11361 (maybe_fold_offset_to_reference): Declare.
11362 * fold-const.c (fold_unary): Do not fold
11363 (type *)&A into &A->field_of_type_and_offset_0
11364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11365 size is unknown, give up.
11366 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11368 (maybe_fold_offset_to_reference): New.
11369 (maybe_fold_stmt_indirect): Use it.
11370 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11371 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11373 (gimplify_expr): Likewise for plus_expr.
11375 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11377 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11378 bsi_after_labels. Always insert statements before bsi.
11379 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11380 * predict.c (apply_return_prediction): Check for empty blocks.
11381 * cfgexpand.c (lab_rtx_for_bb): New variable.
11382 (label_rtx_for_bb): Do not create new tree labels.
11383 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11384 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11385 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11387 (label_for_bb): Add field used.
11388 (update_eh_label, main_block_label): Mark the label used.
11389 (cleanup_dead_labels): Remove unused labels.
11391 2007-05-01 Richard Guenther <rguenther@suse.de>
11393 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11394 if it is not about to be set.
11395 (get_value_range): Do not pre-allocate equiv bitmap.
11396 (update_value_range): No need to clear equiv field.
11397 (add_equivalence): Change prototype to get bitmap pointer.
11398 Allocate bitmap here if it is not already.
11399 (extract_range_from_assert): Do not allocate bitmap here.
11400 Update callers to add_equivalence.
11401 (extract_range_from_ssa_name): Likewise.
11402 (get_vr_for_comparison): New static helper.
11403 (compare_name_with_value): Handle NULL equiv bitmap by
11404 peeling the first iteration of the comparison loop.
11405 Use get_vr_for_comparison.
11406 (compare_names): Handle NULL equiv bitmaps by using fake
11407 ones. Use get_vr_for_comparison.
11409 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11411 * double-int.c (mpz_set_double_int): Moved from
11412 tree-ssa-loop-niter.c.
11413 (mpz_get_double_int): Likewise; also, add option to wrap
11414 out-of-range integers.
11415 * double-int.h: New prototypes for above.
11416 * tree.c (get_static_type_bounds): Moved from
11417 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11418 TYPE_MAX_VALUE if they exist..
11419 * tree.h: New prototype for above.
11420 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11421 get_type_bounds calls.
11422 (mpz_set_double_int): Move to double-int.c.
11423 (get_type_bounds): Move to tree.c, rename to
11424 get_static_type_bounds.
11425 (mpz_to_double_int): Move to double-int.c, rename to
11426 mpz_get_double_int.
11428 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11430 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11431 DIV0 exception can fall through to a normal return.
11433 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11435 PR middle-end/22156
11436 Temporarily revert:
11437 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11438 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11439 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11440 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11441 initialize align to silence bogus warning.
11442 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11443 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11445 (struct sra_walk_fns): Remove use_all parameter from use.
11446 (sra_hash_tree): Handle BIT_FIELD_REFs.
11447 (sra_elt_hash): Don't hash bitfld blocks.
11448 (sra_elt_eq): Skip them in parent compares as well. Handle
11450 (sra_walk_expr): Don't maintain or pass down use_all_p.
11451 (scan_use): Remove use_all parameter.
11452 (scalarize_use): Likewise. Re-expand assignment to
11453 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11454 output, and re-scalarize after output. Don't mark anything
11456 (scalarize_ldst): Adjust.
11457 (scalarize_walk_gimple_modify_statement): Likewise.
11458 (build_element_name_1): Handle BIT_FIELD_REFs.
11459 (instantiate_element): Don't warn for any element whose parent
11460 is used as a whole.
11461 (instantiate_missing_elements_1): Return the sra_elt.
11462 (canon_type_for_field): New.
11463 (try_instantiate_multiple_fields): New.
11464 (instantiate_missing_elemnts): Use them.
11465 (mark_no_warning): Removed.
11466 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11467 (REPLDUP, sra_build_elt_assignment): New.
11468 (generate_copy_inout): Use them.
11469 (generate_element_copy): Likewise. Handle bitfld differences.
11470 (generate_element_zero): Don't recurse for blocks. Use
11471 sra_build_elt_assignment.
11472 (generate_one_element_int): Take elt instead of var. Use
11473 sra_build_elt_assignment.
11474 (generate_element_init_1): Adjust.
11475 (scalarize_use, scalarize_copy): Use REPLDUP.
11476 (scalarize_ldst): Move assert before dereference.
11477 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11479 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11482 * tree.c (reconstruct_complex_type): Reconstruct a reference
11484 Also use the same mode for the pointer as the old pointer type.
11486 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11488 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11491 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11493 PR rtl-optimization/31676
11494 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11495 (df_refs_record): Call it.
11497 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11499 * rtl.def (SS_ABS): New code.
11500 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11501 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11502 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11503 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11504 (bfin_init_builtins): Define them.
11505 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11506 (bfin_expand_builtin): ... and handle the others here.
11507 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11508 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11509 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11510 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11511 operand is only HImode.
11513 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11515 * regclass.c (scan_one_insn): Remove splitting of
11518 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11519 Nigel Stephens <nigel@mips.com>
11521 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11523 2007-04-28 Jan Hubicka <jh@suse.cz>
11525 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11526 insn_locators_alloc instead of insn_locators_initialize;
11527 call reset_block_changes.
11528 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11529 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11530 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11531 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11532 * config/score/score.c (th_output_mi_thunk): Likewise.
11533 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11534 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11535 tolerate uninitialized locator info.
11538 * function.c (init_function_start): Don't init line number info.
11539 (expand_function_end): Update.
11540 (reset_block_changes, record_block_change, finalize_block_changes,
11541 check_block_change, free_block_changes): Kill.
11542 * function.h (reset_block_changes, record_block_change,
11543 finalize_block_changes, check_block_change, free_block_changes):
11545 (struct function): Remove ib_boundaries_block.
11546 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11547 Use curr_insn_locator to initialize locator.
11548 (emit_line_note): Remove.
11549 * cfgexpand.c (expand_gimple_cond_expr): Update.
11550 (construct_exit_block): Likewise.
11551 (tree_expand_cfg): Initialize/finalize locators.
11552 * expr.c (expand_expr_real): Update.
11553 * cfglayout.c (line_locators_locs, line_locators_lines,
11554 file_locators_locs, file_locators_files): Remove.
11555 (set_block_levels): Move to cfgexpand.c.
11556 (insn_locators_initialize): Remove.
11557 (pass_insn_locators_initialize): Remove.
11558 (locations_locators_locs, locations_locators_vals): New static vars.
11559 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11561 (insn_locators_alloc, insn_locators_finalize,
11562 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11564 (locator_location): New.
11565 (locator_line, locator_file): Rewrite.
11566 * rtl.h (emit_line_note): Kill.
11567 (insn_locators_alloc, insn_locators_finalize,
11568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11570 * tree-inline.c (initialize_cfun): Do not initialize
11571 ib_boundaries_block.
11572 * passes.c (pass_insn_locators_initialize): Remove.
11574 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11576 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11577 info. Update last_basic_block correctly.
11579 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11582 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11583 register itself to hold the offset constant. Tell flow the use
11584 of r4 and r5 when they are used.
11586 2007-04-27 Richard Guenther <rguenther@suse.de>
11588 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11589 if we simplified anything.
11590 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11591 warnings until we did a simplification and the stmt was not
11592 marked as TREE_NO_WARNING.
11594 2007-04-27 Mike Stump <mrs@apple.com>
11596 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11598 2007-04-27 Ian Lance Taylor <iant@google.com>
11600 PR middle-end/31710
11601 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11602 TYPE_MAX_VALUE exist, convert them to the new type.
11604 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11606 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11607 if it claims to be available.
11608 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11609 edge is redirected.
11610 (perform_tree_ssa_dce): Always free postdominators.
11612 2007-04-27 Richard Henderson <rth@redhat.com>
11614 * config/alpha/predicates.md (aligned_memory_operand): Mark
11615 as define_special_predicate.
11616 (unaligned_memory_operand, normal_memory_operand): Likewise.
11617 (reg_or_unaligned_mem_operand): Remove.
11618 (any_memory_operand): Match the documentation and check for
11619 non-renumbered pseudos during reload.
11620 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11621 alpha_secondary_reload_class, update to new interface, make static.
11622 Handle CQImode like HImode. Remove FP subreg check.
11623 (alpha_expand_mov): Use replace_equiv_address.
11624 (alpha_expand_mov_nobwx): Use any_memory_operand.
11625 (TARGET_SECONDARY_RELOAD): New.
11626 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11627 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11628 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11629 * config/alpha/alpha.md: ... here.
11630 (RELOAD12, reloadmode): New.
11632 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11633 Don't handle the aligned case here.
11634 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11635 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11636 reload_inhi_help. Don't expect a scratch register.
11637 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11639 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11641 2007-04-27 Richard Guenther <rguenther@suse.de>
11643 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11645 2007-04-27 Richard Guenther <rguenther@suse.de>
11647 PR tree-optimization/30965
11648 PR tree-optimization/30978
11649 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11650 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11651 (find_equivalent_equality_comparison): Likewise.
11652 (simplify_cond): Likewise.
11653 (get_prop_source_stmt): New helper.
11654 (get_prop_dest_stmt): Likewise.
11655 (can_propagate_from): Likewise.
11656 (remove_prop_source_from_use): Likewise.
11657 (combine_cond_expr_cond): Likewise.
11658 (forward_propagate_comparison): New function.
11659 (forward_propagate_into_cond): Rewrite to use fold for
11661 (tree_ssa_forward_propagate_single_use_vars): Call
11662 forward_propagate_comparison to propagate comparisons.
11664 2007-04-27 Richard Guenther <rguenther@suse.de>
11666 PR tree-optimization/31715
11667 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11668 sure to do computation on the offset in an appropriate
11671 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11673 * reload.h (elimination_target_reg_p): Declare.
11674 * reload.c (find_reloads): Don't apply the reg_rtx move
11675 optimization if the SET_DEST satisfies elimination_target_reg_p.
11676 * reload1.c (elimination_target_reg_p): New function.
11677 (gen_reload): In the move/add2 fallback, make sure that op0
11678 does not overlap the destination register.
11680 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11682 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11683 transform only GIMPLE_MODIFY_STMTs.
11684 * tree-complex.c (expand_complex_operations_1): Ditto.
11685 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11686 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11687 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11689 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11690 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11691 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11692 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11693 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11694 slpeel_add_loop_guard): Ditto.
11695 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11696 * lambda-code.c (perfect_nestify): Ditto.
11697 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11698 before the first statement.
11699 * tree-optimize.c (execute_free_datastructures): Fix comments.
11700 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11701 * tree-flow.h (disband_implicit_edges): Declaration removed.
11702 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11704 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11705 COND_EXPRs without gotos.
11706 (disband_implicit_edges, has_label_p): Removed.
11707 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11708 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11710 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11712 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11713 also for COND_EXPRs.
11714 * cfgexpand.c (label_rtx_for_bb): New function.
11715 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11716 Use label_rtx_for_bb to find the labels.
11717 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11718 last block. Detect fallthru edges.
11720 2007-04-26 Ian Lance Taylor <iant@google.com>
11723 * reload.c (find_reloads_subreg_address): If the address was valid
11724 in the original mode but not in the new mode, reload the whole
11727 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11729 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11730 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11731 (cleanup_control_expr_graph): Do not invalidate dominance info.
11732 Record altered blocks.
11733 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11734 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11735 cleanup_tree_cfg_bb): New functions.
11736 (remove_forwarder_block): Do not maintain the worklist of blocks.
11737 Record altered blocks.
11738 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11739 not over whole cfg.
11740 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11741 delete_unreachable_blocks if dominators are not available.
11742 * tree-inline.c (optimize_inline_calls): Free dominance information
11744 * tree-flow.h (remove_edge_and_dominated_blocks,
11745 cfgcleanup_altered_bbs): Altered.
11746 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11748 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11750 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11751 do not invalidate dominators.
11753 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11755 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11756 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11757 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11758 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11760 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11762 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11764 2007-04-26 Richard Guenther <rguenther@suse.de>
11766 PR tree-optimization/31703
11767 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11768 the right type for the target of the bittest.
11770 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11772 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11773 ix86_sol10_return_in_memory.
11775 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11777 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11780 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11783 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11785 PR tree-optimization/30558
11786 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11787 clear this_state.prev_try.
11789 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11790 Mark Mitchell <mark@codesourcery.com>
11792 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11793 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11794 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11796 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11799 * doc/invoke.texi (%:print-asm-header): Document.
11800 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11802 (static_spec_functions): Add print-asm-header.
11803 (main): Print a banner before the --target-help linker options.
11804 (print_asm_header_spec_function): New function.
11806 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11809 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11810 (movsf_ie): Likewise.
11812 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11814 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11816 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11818 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11819 exception for divide-by-zero.
11820 (__umodsi3, __modsi3): Likewise.
11822 2007-04-25 Dirk Mueller <dmueller@suse.de>
11824 * c-typeck.c (build_compound_expr): Annotate warning()
11825 call with OPT_Wunused_value.
11826 * tree-ssa.c (warn_uninit): Annotate warning with
11828 * c-common.c (handle_sentinel_attribute): Annotate warning
11829 call with OPT_Wattributes.
11831 2007-04-25 Thiemo Seufer <ths@mips.com>
11833 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11834 (mips16): Fix typo.
11835 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11836 on to the assembler. Improve handling of -mno-mips16. Add handling
11837 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11838 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11839 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11840 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11842 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11845 * config/i386/winnt.c (i386_pe_file_end): Strip only
11846 USER_LABEL_PREFIX when writing export name.
11848 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11850 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11851 sh/elf.h, vx-common.h and vxworks.h.
11852 * config/sh/sh.h: Include config/vxworks-dummy.h.
11853 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11854 (OVERRIDE_OPTIONS): Use it.
11855 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11856 (vxworks_picreg): New pattern.
11857 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11858 VXWORKS_OS_CPP_BUILTINS.
11859 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11860 to their VXWORKS_* equivalents.
11861 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11862 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11863 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11864 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11865 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11866 -mrtp/-fPIC multilibs.
11867 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11868 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11869 (MULTILIB_OSDIRNAMES): Delete.
11871 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11874 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11876 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11878 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11879 rounding mode to be specified by the caller.
11880 (real_to_mpfr) Likewise.
11881 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11882 include new arguments.
11883 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11885 2007-04-24 Ian Lance Taylor <iant@google.com>
11887 PR tree-optimization/31605
11888 * tree-vrp.c (set_value_range): Check that min and max are not
11889 both overflow infinities.
11890 (set_value_range_to_value): New static function.
11891 (extract_range_from_binary_expr): Call set_value_range_to_value.
11892 (extract_range_from_cond_expr): Likewise.
11893 (extract_range_from_expr): Likewise.
11894 (extract_range_from_unary_expr): Likewise. Don't create a range
11895 which overflows on both sides.
11896 (vrp_meet): Check for a useless range.
11897 (vrp_visit_phi_node): If we see a constant which looks like an
11898 overflow infinity, turn off the TREE_OVERFLOW flag.
11900 2007-04-24 Ian Lance Taylor <iant@google.com>
11902 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11904 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11906 PR diagnostic/25923
11907 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11908 diagnostic message is being built.
11909 * tree-pretty-print.c (dump_generic_node): Only write the
11910 formatted text into BUFFER's stream if we are not building a
11911 diagnostic message.
11912 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11914 * Makefile.in (toplev.o): Depend on tree-pass.h.
11916 2007-04-24 Ian Lance Taylor <iant@google.com>
11918 PR tree-optimization/31602
11919 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11920 conditionals in the copied loop header.
11921 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11922 warnings if TREE_NO_WARNING is set.
11923 * doc/invoke.texi (Warning Options): Clarify that
11924 -Wstrict-overflow does not warn about loops.
11926 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11928 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11929 expand on the comment about _Decimal128 arguments and check the
11930 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11931 that _Decimal128 argument uses even/odd register pair.
11932 (function_arg): Ditto.
11934 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11936 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11937 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11939 2007-04-24 Richard Guenther <rguenther@suse.de>
11940 Olga Golovanevsky <olga@il.ibm.com>
11942 * fold-const.c (multiple_of_p): Check for bottom
11945 2007-04-24 Richard Henderson <rth@redhat.com>
11947 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11948 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11949 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11950 looking for non-zero bits shifted out. Avoid a recursive call
11951 when constructing the scalar.
11952 (__floatundisf): Likewise.
11954 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11956 * dwarf2out.c (field_byte_offset): Move the existing logic
11957 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11958 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11960 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11963 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11964 length argument of 0 for memset.
11965 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11966 unsigned shift instead of the signed variant.
11968 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11970 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11971 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11972 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11973 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11974 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11975 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11976 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11977 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11978 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11979 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11980 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11981 "mul<mode>3", "div<mode>3"): Insn definitions added.
11982 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11983 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11984 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11985 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11986 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11987 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11988 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11989 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11990 TARGET_FLOAT_FORMAT): Macro definitions removed.
11991 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11992 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11993 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11994 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11995 (s390_gen_rtx_const_DI): Function removed.
11996 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11998 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12000 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12001 over an external ffs function.
12003 2007-04-24 Chao-ying Fu <fu@mips.com>
12004 Richard Sandiford <richard@nildram.co.uk>
12006 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12007 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12008 (smadd_widen_optab, umadd_widen_optab): Define.
12009 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12011 * genopinit.c (optabs): Fill in smadd_widen_optab and
12013 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12014 and umadd_widen_optab to implement multiply-add sequences.
12015 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12016 (<u>maddsidi4): ...this. Extend condition to include
12017 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12018 of operand 0 to "ka" and use the three-operand form of madd<u>
12020 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12022 * config/mips/constraints.md (ka): New register constraint.
12024 2007-04-24 Jan Hubicka <j@suse.cz>
12028 2007-04-23 Jan Hubicka <jh@suse.cz>
12029 * function.c (init_function_start): Don't init line number info.
12030 (expand_function_end): Update.
12031 (reset_block_changes, record_block_change, finalize_block_changes,
12032 check_block_change, free_block_changes): Kill.
12033 * function.h (reset_block_changes, record_block_change,
12034 finalize_block_changes, check_block_change, free_block_changes):
12036 (struct function): Remove ib_boundaries_block.
12037 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12038 Use curr_insn_locator to initialize locator.
12039 (emit_line_note): Remove.
12040 * cfgexpand.c (expand_gimple_cond_expr): Update.
12041 (construct_exit_block): Likewise.
12042 (tree_expand_cfg): Initialize/finalize locators.
12043 * expr.c (expand_expr_real): Update.
12044 * cfglayout.c (line_locators_locs, line_locators_lines,
12045 file_locators_locs, file_locators_files): Remove.
12046 (set_block_levels): Move to cfgexpand.c.
12047 (insn_locators_initialize): Remove.
12048 (pass_insn_locators_initialize): Remove.
12049 (locations_locators_locs, locations_locators_vals): New static vars.
12050 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12052 (insn_locators_alloc, insn_locators_finalize,
12053 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12055 (locator_location): New.
12056 (locator_line, locator_file): Rewrite.
12057 * rtl.h (emit_line_note): Kill.
12058 (insn_locators_alloc, insn_locators_finalize,
12059 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12061 * tree-inline.c (initialize_cfun): Do not initialize
12062 ib_boundaries_block.
12063 * passes.c (pass_insn_locators_initialize): Remove.
12065 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12067 * doc/invoke.texi: Removed leading '-' from option index entries.
12069 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12071 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12073 (create_phi_node): Use set_phi_nodes.
12074 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12075 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12076 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12077 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12078 (bsi_start, bsi_last): Use bb_stmt_list.
12079 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12080 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12081 Traverse the statements using tsi iterator.
12082 * basic-block.h (struct basic_block_def): Fields stmt_list
12083 and phi_nodes moved to ...
12084 (struct tree_bb_info): ... new structure.
12085 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12086 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12087 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12088 (tree_verify_flow_info): Verify that il.tree is not set for
12089 entry and exit block.
12090 (tree_split_block): Use set_bb_stmt_list.
12092 2007-04-23 Mike Stump <mrs@apple.com>
12094 * config/i386/i386.c (ix86_tune_features
12095 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12098 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12100 * config/i386/i386.md (prefix_extra): New attribute.
12101 (length): Add prefix_extra.
12103 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12104 (sse2_movntv2di): Likewise.
12105 (sse2_cvtps2dq): Likewise.
12106 (sse2_cvtpd2pi): Likewise.
12107 (sse2_cvttpd2pi): Likewise.
12108 (*sse2_cvtpd2ps): Likewise.
12109 (*add<mode>3): Likewise.
12110 (sse2_ssadd<mode>3): Likewise.
12111 (sse2_usadd<mode>3): Likewise.
12112 (*sub<mode>3): Likewise.
12113 (sse2_sssub<mode>3): Likewise.
12114 (sse2_ussub<mode>3): Likewise.
12115 (*mulv8hi3): Likewise.
12116 (*smulv8hi3_highpart): Likewise.
12117 (*umulv8hi3_highpart): Likewise.
12118 (sse2_umulv2siv2di3): Likewise.
12119 (sse2_pmaddwd): Likewise.
12120 (ashr<mode>3): Likewise.
12121 (lshr<mode>3): Likewise.
12122 (ashl<mode>3): Likewise.
12123 (sse2_ashlti3): Likewise.
12124 (sse2_lshrti3): Likewise.
12125 (*umaxv16qi3): Likewise.
12126 (*smaxv8hi3): Likewise.
12127 (*uminv16qi3): Likewise.
12128 (*sminv8hi3): Likewise.
12129 (sse2_eq<mode>3): Likewise.
12130 (sse2_gt<mode>3): Likewise.
12131 (*and<mode>3): Likewise.
12132 (sse2_nand<mode>3): Likewise.
12133 (*ior<mode>3): Likewise.
12134 (*xor<mode>3): Likewise.
12135 (sse2_packsswb): Likewise.
12136 (sse2_packssdw): Likewise.
12137 (sse2_packuswb): Likewise.
12138 (sse2_punpckhbw): Likewise.
12139 (sse2_punpcklbw): Likewise.
12140 (sse2_punpckhwd): Likewise.
12141 (sse2_punpcklwd): Likewise.
12142 (sse2_punpckhdq): Likewise.
12143 (sse2_punpckldq): Likewise.
12144 (sse2_punpckhqdq): Likewise.
12145 (sse2_punpcklqdq): Likewise.
12146 (*sse2_pinsrw): Likewise.
12147 (*sse2_pextrw): Likewise.
12148 (sse2_pshufd_1): Likewise.
12149 (sse2_uavgv16qi3): Likewise.
12150 (sse2_uavgv8hi3): Likewise.
12151 (sse2_psadbw): Likewise.
12152 (sse2_pmovmskb): Likewise.
12153 (*sse2_maskmovdqu): Likewise.
12154 (*sse2_maskmovdqu_rex64): Likewise.
12155 (sse4a_extrqi): Likewise.
12156 (sse4a_extrq): Likewise.
12157 (sse3_lddqu): Set prefix_rep.
12158 (sse3_addsubv4sf3): Likewise.
12159 (sse3_haddv4sf3): Likewise.
12160 (sse3_hsubv4sf3): Likewise.
12161 (sse_cvtss2si): Likewise.
12162 (sse_cvtss2si_2): Likewise.
12163 (sse_cvtss2siq): Likewise.
12164 (sse_cvtss2siq_2): Likewise.
12165 (sse_cvttss2si): Likewise.
12166 (sse_cvttss2siq): Likewise.
12167 (sse2_cvttps2dq): Likewise.
12168 (sse3_movshdup): Likewise.
12169 (sse3_movsldup): Likewise.
12170 (sse2_cvtsd2si): Likewise.
12171 (sse2_cvtsd2si_2): Likewise.
12172 (sse2_cvtsd2siq): Likewise.
12173 (sse2_cvtsd2siq_2): Likewise.
12174 (sse2_cvttsd2si): Likewise.
12175 (sse2_cvttsd2siq): Likewise.
12176 (*sse2_cvtpd2dq): Likewise.
12177 (*sse2_cvttpd2dq): Likewise.
12178 (sse2_pshuflw_1): Likewise.
12179 (sse2_pshufhw_1): Likewise.
12180 (sse4a_insertqi): Likewise.
12181 (sse4a_insertq): Likewise.
12182 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12183 (ssse3_phadddv4si3): Likewise.
12184 (ssse3_phaddswv8hi3): Likewise.
12185 (ssse3_phsubwv8hi3): Likewise.
12186 (ssse3_phsubdv4si3): Likewise.
12187 (ssse3_phsubswv8hi3): Likewise.
12188 (ssse3_pmaddubswv8hi3): Likewise.
12189 (ssse3_pmulhrswv8hi3): Likewise.
12190 (ssse3_pshufbv16qi3): Likewise.
12191 (ssse3_psign<mode>3): Likewise.
12192 (ssse3_palignrti): Likewise.
12193 (abs<mode>2): Likewise.
12194 (ssse3_phaddwv4hi3): Set prefix_extra.
12195 (ssse3_phadddv2si3): Likewise.
12196 (ssse3_phaddswv4hi3): Likewise.
12197 (ssse3_phsubwv4hi3): Likewise.
12198 (ssse3_phsubdv2si3): Likewise.
12199 (ssse3_phsubswv4hi3): Likewise.
12200 (ssse3_pmaddubswv4hi3): Likewise.
12201 (ssse3_pmulhrswv4hi3): Likewise.
12202 (ssse3_pshufbv8qi3): Likewise.
12203 (ssse3_psign<mode>3): Likewise.
12204 (ssse3_palignrdi): Likewise.
12205 (abs<mode>2): Likewise.
12206 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12207 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12208 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12210 2007-04-23 Nick Clifton <nickc@redhat.com>
12212 * params.def: Fix formatting of emacs local variables.
12214 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12216 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12217 move if inter-unit move isn't allowed.
12218 Don't split moving the first element of V2DI to DI to inter-unit
12219 move if inter-unit move isn't allowed.
12221 2007-04-23 Richard Guenther <rguenther@suse.de>
12223 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12224 and CDI_POST_DOMINATORS separately.
12226 2007-04-23 Nick Clifton <nickc@redhat.com>
12228 * c.opt (Wformat-contains-nul): Add warning attribute.
12230 2007-04-23 Jan Hubicka <jh@suse.cz>
12232 * function.c (init_function_start): Don't init line number info.
12233 (expand_function_end): Update.
12234 (reset_block_changes, record_block_change, finalize_block_changes,
12235 check_block_change, free_block_changes): Kill.
12236 * function.h (reset_block_changes, record_block_change,
12237 finalize_block_changes, check_block_change, free_block_changes):
12239 (struct function): Remove ib_boundaries_block.
12240 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12241 Use curr_insn_locator to initialize locator.
12242 (emit_line_note): Remove.
12243 * cfgexpand.c (expand_gimple_cond_expr): Update.
12244 (construct_exit_block): Likewise.
12245 (tree_expand_cfg): Initialize/finalize locators.
12246 * expr.c (expand_expr_real): Update.
12247 * cfglayout.c (line_locators_locs, line_locators_lines,
12248 file_locators_locs, file_locators_files): Remove.
12249 (set_block_levels): Move to cfgexpand.c.
12250 (insn_locators_initialize): Remove.
12251 (pass_insn_locators_initialize): Remove.
12252 (locations_locators_locs, locations_locators_vals): New static vars.
12253 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12255 (insn_locators_alloc, insn_locators_finalize,
12256 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12258 (locator_location): New.
12259 (locator_line, locator_file): Rewrite.
12260 * rtl.h (emit_line_note): Kill.
12261 (insn_locators_alloc, insn_locators_finalize,
12262 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12264 * tree-inline.c (initialize_cfun): Do not initialize
12265 ib_boundaries_block.
12266 * passes.c (pass_insn_locators_initialize): Remove.
12268 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12270 PR middle-end/31448
12271 * expr.c (reduce_to_bit_field_precision): Handle
12274 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12276 PR tree-optimization/24659
12277 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12278 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12279 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12280 * genopinit.c (optabs): Rename vec_pack_mod_optab
12281 to vec_pack_trunc_optab.
12282 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12283 early for scalar floating point operands for NOP_EXPR.
12284 (vectorizable_type_promotion): Ditto.
12285 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12286 vec_pack_trunc_optab.
12287 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12289 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12290 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12291 Rename from VEC_PACK_MOD_EXPR.
12292 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12293 * expr.c (expand_expr_real_1): Ditto.
12294 * tree-inline.c (estimate_num_insns_1): Ditto.
12295 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12297 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12298 (vec_unpacks_lo_v4sf): Ditto.
12299 (vec_pack_trunc_v2df): Ditto.
12300 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12301 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12302 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12304 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12306 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12308 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12309 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12310 packing of floating point operands.
12311 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12312 represent unpacking of floating point operands.
12313 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12314 [vec_unpacks_hi]: Ditto.
12315 [vec_unpacks_lo]: Ditto.
12317 2007-04-22 Jan Hubicka <jh@suse.cz>
12319 * final.c (rest_of_handle_final): Call
12320 targetm.asm_out.constructor/targetm.asm_out.destructor
12321 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12322 proper priority via decl_*_priority_insert.
12323 * c-common.c (c_expand_body): Likewise.
12325 2007-04-22 Richard Guenther <rguenther@suse.de>
12327 PR tree-optimization/29789
12328 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12329 (rewrite_reciprocal): New helper split out from
12330 determine_invariantness_stmt.
12331 (rewrite_bittest): Likewise.
12332 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12333 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12336 2007-04-22 Revital Eres <eres@il.ibm.com>
12338 * loop-unroll.c (var_to_expand): New field to support also
12339 insns of the form x = something + x.
12340 (analyze_insn_to_expand_var): Use it.
12341 (expand_var_during_unrolling): Likewise.
12343 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12345 * predict.c: Include pointer-set.h.
12346 (bb_predictions): New variable.
12347 (tree_predicted_by_p, tree_predict_edge,
12348 remove_predictions_associated_with_edge): Use bb_predictions map
12349 instead of bb->predictions.
12350 (clear_bb_predictions, assert_is_empty): New functions.
12351 (combine_predictions_for_bb): Use bb_predictions map. Call
12352 clear_bb_predictions.
12353 (tree_estimate_probability): Create and free bb_predictions map.
12354 * Makefile.in (predict.o): Add pointer-set.h dependency.
12355 * basic-block.h (struct basic_block_def): Remove predictions
12357 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12359 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12362 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12365 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12367 * timevar.c (timevar_print): Change reference of --disable-checking to
12368 --enable-checking=release. Also warn if assert checking is disabled.
12370 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12373 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12374 decl as addressable if the compound literal was marked as
12376 Mark the decl as a gimple register if it is a complex or
12377 vector decl and does not live in memory.
12379 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12381 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12382 (GENERIC_NEXT): New function macro.
12383 (PHI_CHAIN): Use phi_node's new chain variable.
12384 (tree_phi_node): Change tree_common to tree_base
12385 and add the chain field.
12386 * tree-phinodes.c (make_phi_node): Don't set
12387 TREE_TYPE on the new node.
12388 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12389 instead of checking GIMPLE_TUPLE_P in chain_next.
12390 * tree-vect-transform.c
12391 (get_initial_def_for_induction): Look at
12392 PHI_RESULT_TREE for the type of the phi node.
12393 (update_vuses_to_preheader): Use PHI_CHAIN
12394 instead of TREE_CHAIN on the phi node.
12395 * tree-ssa-structalias.c (compute_points_to_sets):
12397 (ipa_pta_execute): Likewise.
12399 2007-04-21 Richard Guenther <rguenther@suse.de>
12401 PR middle-end/31136
12402 * fold-const.c (fold_unary): Call fold_convert_const on the
12405 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12407 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12408 (store_killed_in_pat): New.
12410 2007-04-20 Richard Henderson <rth@redhat.com>
12413 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12414 TREE_LIST with a void_type_node value, not void_list_node exactly.
12416 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12418 * doc/standards.texi: Re-arrange into language-specific
12419 subsections. Add a C++ section, documenting which standards we
12422 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12424 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12425 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12427 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12429 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12430 ecrti.o and crtbegin.o.
12431 (LIB_DEFAULT_SPEC): Include -lc.
12432 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12434 2007-04-20 Richard Henderson <rth@redhat.com>
12437 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12438 argument; update all callers.
12439 (get_unaligned_offset): New.
12440 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12441 get_unaligned_address, just pass on the address directly.
12442 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12443 the subreg in the helper patterns.
12444 (unaligned_extendqidi_le): Use get_unaligned_offset.
12445 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12446 (unaligned_extendhidi_be): Likewise.
12447 (unaligned_extendhidi): Tidy.
12448 * config/alpha/alpha-protos.h: Update.
12450 2007-04-20 Richard Henderson <rth@redhat.com>
12452 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12453 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12454 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12455 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12456 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12457 (CPP_SPEC): Don't include %(cpp_subtarget).
12458 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12459 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12460 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12462 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12464 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12465 for __builtin_ia32_cmpordss.
12467 PR tree-optimization/31632
12468 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12469 and arg1 for optimizations of comparison against min/max values.
12470 Fold arg0 to arg1's type for optimizations of comparison against
12471 min+1 and max-1 values.
12473 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12475 * reload.c (combine_reloads): When trying to use a dying register,
12476 check whether it's uninitialized and don't use if so.
12478 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12480 * fold-const.c: Remove prototypes for native_encode_expr and
12481 native_interpret_expr.
12482 (native_encode_expr): Make non-static.
12483 (native_interpret_expr): Likewise.
12484 * tree.h: Add prototypes for the above.
12486 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12488 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12489 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12490 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12491 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12492 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12493 Add length attributes.
12495 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12497 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12500 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12501 __STDC_WANT_DEC_FP__.
12503 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12505 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12506 for long double compatibility.
12507 * configure: Regenerate.
12509 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12511 PR rtl-optimization/29841
12512 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12514 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12515 that may cause control flow transfer from being moved.
12517 2007-04-18 Jan Hubicka <jh@suse.cz>
12519 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12522 2007-04-18 Eric Christopher <echristo@apple.com>
12524 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12525 only. Update operands.
12526 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12527 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12528 link register to pic register.
12530 2007-04-18 Dirk Mueller <dmueller@suse.de>
12532 PR diagnostic/31227
12533 * tree-vrp.c (search_for_addr_array): New.
12534 (check_array_bounds): Suppress warning about
12535 address taken of array refs if its not de-referenced.
12537 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12539 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12540 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12542 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12543 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12544 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12546 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12548 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12550 (vect_analyze_scalar_cycles): Fix indentation.
12551 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12552 (vect_mark_relevant): Include phis in relevance analysis.
12554 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12556 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12558 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12559 output_operand_lossage().
12561 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12563 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12564 the unused code for reduction without adjust-in-epilog to simplify the
12567 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12569 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12570 (S390_TDC_NEGATIVE_ZERO): New constant.
12571 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12572 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12573 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12574 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12575 (S390_TDC_POSITIVE_INFINITY): New constant.
12576 (S390_TDC_NEGATIVE_INFINITY): New constant.
12577 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12578 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12579 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12580 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12581 (S390_TDC_INFINITY): New constant.
12582 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12583 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12584 optimization for UNSPEC_CCZ_TO_INT.
12585 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12586 ("*ccz_to_int"): New insn.
12587 ("isinf<mode>2"): New insn.
12588 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12589 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12590 (UNSPEC_CCZ_TO_INT): New constant.
12592 2007-04-18 Richard Guenther <rguenther@suse.de>
12594 PR tree-optimization/19431
12595 PR tree-optimization/21463
12596 * tree-pass.h (pass_phiprop): Declare.
12597 * passes.c (init_optimization_passes): New phiprop pass.
12598 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12599 (phivn_valid_p): New helper function.
12600 (phiprop_insert_phi): Likewise.
12601 (propagate_with_phi): Likewise.
12602 (tree_ssa_phiprop): New propagator propagating loads
12603 through phi nodes if profitable.
12605 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12607 * tree-vect-analyze.c (process_use): New function.
12608 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12609 Check phis in all bbs.
12610 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12613 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12615 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12618 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12621 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12624 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12626 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12628 (sse_vmmulv4sf3): Likewise.
12629 (sse2_vmaddv2df3): Likewise.
12630 (sse2_vmmulv2df3): Likewise.
12632 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12634 PR rtl-optimization/31360
12635 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12636 (target_reg_cost): New.
12637 (init_set_costs): Initialize target_reg_cost. Add comments
12638 regarding the rationale of the costs.
12639 (global_cost_for_size): Renamed to...
12640 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12641 of register pressure.
12642 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12643 estimate_reg_pressure_cost. Add number of ivs.
12644 (determine_set_costs): Dump target_reg_cost.
12645 * loop-invariant.c (gain_for_invariant): Use
12646 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12647 (best_gain_for_invariant, find_invariants_to_move): Remove
12649 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12650 (target_reg_cost): Declare.
12651 (global_cost_for_size): Declaration removed.
12652 (estimate_reg_pressure_cost): Declare.
12654 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12656 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12657 regnos into even/odd register pairs.
12658 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12659 TDmode similar to the other floating point modes.
12660 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12661 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12663 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12664 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12665 (movdd_hardfloat64): Use TARGET_MFPGPR.
12667 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12669 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12672 2005-01-05 Richard Henderson <rth@redhat.com>
12674 * reload1.c (do_input_reload): Restrict the optimization deleteing
12675 a previous output reload to RELOAD_FOR_INPUT.
12677 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12679 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12680 induc_vec_info_type.
12681 (vectorizable_induction): New function declaration.
12682 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12683 check if already vectorized. Find first place in BB where new stmts
12684 can be inserted. Takes only one argument.
12685 (vectorizable_induction): New function.
12686 (vect_transform_stmt): Add case for induc_vec_info_type to call
12687 vectorizable_induction.
12688 (vect_transform_loop): Consider phis for vectorization.
12689 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12691 (analyze_operations): Call vectorizable_induction when analyzing phis.
12693 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12694 (vect_mark_relevant): Include phis in relevance analysis.
12695 (vect_mark_stmts_to_be_vectorize): Likewise.
12696 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12698 2007-04-16 Lawrence Crowl <crowl@google.com>
12700 * doc/invoke.texi (Debugging Options): Add documentation for the
12701 -femit-struct-debug options -femit-struct-debug-baseonly,
12702 -femit-struct-debug-reduced, and
12703 -femit-struct-debug-detailed[=...].
12705 * c-opts.c (c_common_handle_option): Add
12706 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12707 and OPT_femit_struct_debug_detailed_.
12708 * c.opt: Add specifications for
12709 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12710 and -femit-struct-debug-detailed[=...].
12711 * opts.c (set_struct_debug_option): Parse the
12712 -femit-struct-debug-... options.
12713 * opts.c (matches_main_base, main_input_basename,
12714 main_input_baselength, base_of_path, matches_main_base): Add
12715 variables and functions to compare header base name to compilation
12717 * opts.c (should_emit_struct_debug): Add to determine to emit a
12718 structure based on the option.
12719 (dump_struct_debug) Also disabled function to debug this
12721 * opts.c (handle_options): Save the base name of the
12724 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12725 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12726 This hook indicates if a type is generic. Set it by default
12727 to "never generic".
12728 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12729 to determine if a struct type is generic or not.
12730 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12731 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12732 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12733 with live C++ hook.
12735 * flags.h (enum debug_info_usage): Add an enumeration to describe
12736 a program's use of a structure type.
12737 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12738 to indicate the program's usage of the type. Filter structs based
12739 on the -femit-struct-debug-... specification.
12740 (gen_type_die): Split into two routines, gen_type_die and
12741 gen_type_die_with_usage. gen_type_die is now a wrapper
12742 that assumes direct usage.
12743 (gen_type_die_with_usage): Replace calls to gen_type_die
12744 with gen_type_die_with_usage adding the program usage of
12745 the referenced type.
12746 (dwarf2out_imported_module_or_decl): Suppress struct debug
12747 information using should_emit_struct_debug when appropriate.
12749 2007-04-16 Ian Lance Taylor <iant@google.com>
12751 PR tree-optimization/31522
12752 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12753 (vrp_initialize): Allocate vr_phi_edge_counts.
12754 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12755 executable edge. Drop test for all constants.
12756 (vrp_finalize): Free vrp_phi_edge_counts.
12758 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12759 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12761 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12762 predecessors at head rather than tail.
12764 2007-04-16 Matthias Klose <doko@debian.org>
12766 * config/alpha/linux.h (CPP_SPEC): Define.
12767 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12769 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12771 * function.h: Remove sequence_stack extern declaration.
12773 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12775 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12780 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12782 * config/avr/avr.c (avr_arch_types): Rearranging array.
12783 (enum avr_arch): Add.
12784 (avr_mcu_types): Use avr_arch enumeration constants instead of
12786 * config/avr/avr.h (LINK_SPEC): Simplify.
12788 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12790 * config/m68k/m68k.c (m68k_libcall_value,
12791 m68k_function_value): Use macros for register names more.
12793 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12795 (M68K_REGNAME): Use A6_REG.
12796 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12798 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12800 PR middle-end/28071
12801 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12802 'pending_read_list_length' and 'pending_write_list_length'. Update
12804 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12805 to handle two length counters instead of one. Update all uses.
12806 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12807 two length counters instead of one.
12808 * sched-rgn.c (propagate_deps): Update to handle two length counters
12811 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12814 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12815 copy of source, pass it to ix86_expand_vector_set and return
12818 2007-04-16 David Ung <davidu@mips.com>
12819 Joseph Myers <joseph@codesourcery.com>
12821 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12822 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12823 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12824 Add 74K processor information.
12825 * config/mips/mips.md: Include 74k.md.
12826 (cpu): Add 74kc,74kf,74kx.
12827 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12828 * config/mips/74k.md: New.
12829 * doc/invoke.texi (MIPS Options): Document 74K support.
12831 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12833 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12834 vectorizable_* functions.
12835 * tree-vect-transform.c (vectorizable_call): Add check for
12836 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12837 (vectorizable_store): likewise.
12838 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12840 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12841 (vectorizable_type_promotion, vectorizable_load): Likewise.
12842 (vectorizable_live_operation, vectorizable_condition): Likewise.
12843 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12845 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12847 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12849 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12850 register numbers more.
12851 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12852 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12853 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12854 FUNCTION_VALUE_REGNO_P): Likewise.
12855 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12856 STATIC_CHAIN_REGNUM): Likewise.
12857 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12858 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12859 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12860 * config/m68k/m68k.md (FP_REG): New.
12862 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12864 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12867 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12869 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12870 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12873 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12875 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12878 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12881 * c-decl.c (finish_decl): Grab the type of the decl after the call
12882 to store_init_value.
12884 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12886 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12888 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12891 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12892 dominators, post dominators and cleanup cfg before returning.
12894 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12896 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12897 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12899 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12901 * config.gcc: Recognize fido.
12902 * config/m68k/m68k-devices.def (fidoa): New.
12903 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12905 (FL_FIDOA, TARGET_FIDOA): New.
12906 * config/m68k/m68k.opt (mfidoa): New.
12908 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12910 PR middle-end/31322
12911 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12912 when a personality function is used.
12914 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12916 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12918 2007-04-13 Mike Stump <mrs@apple.com>
12920 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12922 * config/darwin.opt (fapple-kext): Make C++ only.
12923 * config/darwin.c (darwin_override_options): Remove code to ensure
12924 -fapple-kext is given for C++ only.
12926 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12928 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12929 * config/mips/mips.c (override_options): Call
12930 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12932 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12934 * config/i386/i386.opt (msvr3-shlib): Removed.
12936 * doc/invoke.texi: Remove -msvr3-shlib.
12938 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12940 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12941 with "popcnt" instruction.
12943 2007-04-13 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/21258
12946 * tree-vrp.c (compare_case_labels): New helper.
12947 (find_switch_asserts): New function.
12948 (find_assert_locations): Call it for SWITCH_EXPRs.
12950 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12952 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12953 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12954 check is now implied in X87_FLOAT_MODE_P.
12955 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12956 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12957 (fix_trunc<mode>_i386_fisttp): Ditto.
12958 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12959 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12960 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12961 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12962 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12963 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12964 (unnamed_splitters): Ditto.
12965 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12966 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12967 FIRST_SSE_REG for local functions when SSE math is enabled or
12968 for functions with sseregparm attribute.
12969 (standard_80387_constant_p): Return -1 if mode is not
12971 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12972 (ix86_expand_compare): Ditto.
12973 (ix86_expand_carry_flag_compare): Ditto.
12974 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12975 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12976 DECIMAL_FLOAT_MODE_P.
12977 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12978 of SCALAR_FLOAT_MODE_P.
12979 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12980 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12981 checks before FLOAT_MODE_P.
12982 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12983 before FLOAT_MODE_P.
12988 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12990 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12991 Charles Wilson <libtool@cwilson.fastmail.fm>
12993 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12994 (libgcc.mvars): Don't depend on them.
12995 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12996 * exec-tool.in: New.
12998 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13000 * doc/invoke.text (--help): Document --help=common.
13002 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13004 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13006 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13008 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13009 * genemit.c (main): Emit #include "integrate.h".
13010 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13011 (LOADGP_RTP): New mips_loadgp_style.
13012 * config/mips/mips.h: Include config/vxworks-dummy.h.
13013 (TARGET_RTP_PIC): New macro.
13014 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13015 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13016 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13017 for TARGET_RTP_PIC.
13018 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13019 -mvxworks-pic when using -mrtp and a PIC option.
13020 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13022 (mips_symbolic_constant_p, mips_symbolic_address_p)
13023 (mips_symbol_insns): Handle SYMBOL_HALF.
13024 (override_options): Warn about -G and -mrtp being used together.
13025 Initialize mips_lo_relocs[SYMBOL_HALF].
13026 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13027 (mips_emit_loadgp): Handle LOADGP_RTP.
13028 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13029 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13030 (tablejump): Handle function-relative case table entries if
13032 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13034 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13036 * config/mips/mips.md (load_call<mode>): Allow any general register.
13038 (sibcall_value_internal, sibcall_value_multiple_internal)
13039 (call_value_internal, call_value_split, call_value_multiple_internal)
13040 (call_value_multiple_split): Remove constraints from operand 0.
13042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13044 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13045 rather than loadgp_noshared.
13046 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13047 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13049 * config/mips/mips.md (loadgp): Rename to...
13050 (loadgp_newabi): ...this.
13051 (loadgp_noshared): Rename to...
13052 (loadgp_absolute): ...this.
13054 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13056 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13057 false for locally-binding symbols.
13058 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13060 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13062 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13063 (SYMBOL_GOT_PAGE_OFST): ...this.
13064 (SYMBOL_GOT_GLOBAL): Rename to...
13065 (SYMBOL_GOT_DISP): ...this.
13066 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13067 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13068 * config/mips/mips.c (mips_global_symbol_p): New function.
13069 (mips_symbol_binds_local_p): Likewise.
13070 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13071 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13072 mips_global_symbol_p and mips_symbol_binds_local_p.
13073 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13074 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13075 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13076 SYMBOL_GOTOFF_DISP.
13077 (mips_ok_for_lazy_binding_p): New function.
13078 (mips_load_call_address, mips_expand_call): Use it.
13079 (mips_dangerous_for_la25_p): Likewise.
13080 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13081 (*got_disp<mode>): Use got_disp_operand instead of
13082 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13083 SYMBOL_GOTOFF_GLOBAL.
13084 (*got_page<mode>): Use got_page_ofst_operand instead of
13086 * config/mips/predicates.md (const_call_insn_operand): Use
13087 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13088 (global_got_operand): Rename to...
13089 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13091 (local_got_operand): Rename to...
13092 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13093 of SYMBOL_GOT_LOCAL.
13095 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13097 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13098 TARGET_CALL_CLOBBERED_GP.
13099 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13100 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13101 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13102 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13103 of TARGET_ABICALLS && !TARGET_NEWABI.
13104 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13105 * config/mips/mips.c (mips_load_call_address): Check
13106 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13107 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13108 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13109 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13110 TARGET_ABICALLS && TARGET_NEWABI.
13111 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13113 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13114 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13115 TARGET_ABICALLS && TARGET_NEWABI.
13116 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13117 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13118 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13119 whether indirect calls must use $25.
13120 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13122 * config/mips/mips.md (jal_macro): Check flag_pic and
13123 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13124 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13125 instead of TARGET_ABICALLS.
13126 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13127 TARGET_ABICALLS && TARGET_OLDABI.
13128 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13129 (sibcall): In the comment above the define_insn, mention
13130 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13131 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13132 instead of TARGET_ABICALLS.
13134 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13136 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13137 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13138 (MACFLAGS_MATCH_P): New macro.
13139 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13140 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13141 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13142 the other MACFLAG constants.
13143 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13144 (flag_machi): Tighten constraints. Renumber some of the operands.
13145 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13147 (flag_machi_parts_acconly): New pattern.
13148 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13150 (flag_macinit1hi): Tighten constraints.
13151 (flag_mul_macv2hi_parts_acconly): New pattern.
13153 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13154 Use a more efficient implementation.
13155 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13156 inline sequences when not optimizing for size.
13158 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13159 movhi_high2low): Delete, merge functionality into...
13160 (packv2hi): ... this pattern.
13162 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13163 * config/bfin/bfin.opt (msim): New option.
13164 (mcpu=): New option.
13165 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13166 (bfin_cpu_t): Typedef of enum bfin_cpu.
13167 (bfin_cpu_type): New declaration.
13168 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13169 -msim and -mcpu= options.
13170 (LIB_SPEC): Likewise.
13171 * config/bfin/bfin.c (bfin_cpu_type): Define.
13172 (bfin_handle_option): Handle -mcpu= option.
13173 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13174 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13175 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13177 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13179 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13180 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13181 (powerpc-wrs-vxworksae): Use ${tm_file}.
13182 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13183 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13184 * config/i386/vx-common.h: New file.
13186 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13188 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13191 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13193 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13196 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13200 * c-common.c (c_build_qualified_type): Set canonical type
13203 2007-04-12 Richard Guenther <rguenther@suse.de>
13205 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13206 lower bound and element size if lower bound is not zero
13207 or either of the ARRAY_REF operands is set.
13209 2007-04-12 Richard Guenther <rguenther@suse.de>
13211 PR tree-optimization/24689
13212 PR tree-optimization/31307
13213 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13215 * gimplify.c (canonicalize_addr_expr): To be consistent with
13216 gimplify_compound_lval only set operands two and three of
13217 ARRAY_REFs if they are not gimple_min_invariant. This makes
13218 it never at this place.
13219 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13221 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13223 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13224 null before emitting a .nsubspa directive.
13226 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13228 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13229 need_to_partition_p if there are no memory statements in the
13232 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13234 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13235 (gcd_of_steps_may_divide_p): New function.
13236 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13238 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13240 * reload.c (find_reloads_toplev, find_reloads_address,
13241 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13242 not a pointer equality test, to decide if we need to call
13243 push_reg_equiv_alt_mem.
13245 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13247 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13248 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13250 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13252 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13254 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13255 vector to be positive.
13257 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13261 * doc/invoke.texi: Document --params max-aliased-vops and
13263 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13264 debug_memory_partitions): Move to tree-flow.h
13265 * params.h (AVG_ALIASED_VOPS): Define.
13266 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13268 (mp_info_t): Likewise.
13269 (get_mem_sym_stats_for): New.
13270 (set_memory_partition): Move from tree-flow-inline.h.
13271 (mark_non_addressable): Only clear the set of symbols for the
13272 partition if it exists.
13273 (dump_memory_partitions): Move from tree-ssa-operands.c
13274 (debug_memory_partitions): Likewise.
13275 (need_to_partition_p): New.
13276 (dump_mem_ref_stats): New.
13277 (debug_mem_ref_stats): New.
13278 (dump_mem_sym_stats): New.
13279 (debug_mem_sym_stats): New.
13280 (update_mem_sym_stats_from_stmt): New.
13281 (compare_mp_info_entries): New.
13282 (mp_info_cmp): Call it.
13283 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13285 (get_mpt_for): Move from tree-ssa-operands.c.
13286 (find_partition_for): New.
13287 (create_partition_for): Remove.
13288 (estimate_vop_reduction): New.
13289 (update_reference_counts): New.
13290 (build_mp_info): New.
13291 (compute_memory_partitions): Refactor.
13292 Document new heuristic.
13293 Call build_mp_info, update_reference_counts,
13294 find_partition_for and estimate_vop_reduction.
13295 (compute_may_aliases): Populate virtual operands before
13296 calling debugging dumps.
13297 (delete_mem_sym_stats): New.
13298 (delete_mem_ref_stats): New.
13299 (init_mem_ref_stats): New.
13300 (init_alias_info): Call it.
13301 (maybe_create_global_var): Remove alias_info argument.
13302 Get number of call sites and number of pure/const call sites
13303 from gimple_mem_ref_stats().
13304 (dump_alias_info): Call dump_memory_partitions first.
13305 (dump_points_to_info_for): Show how many times a pointer has
13307 * opts.c (decode_options): For -O2 set --param
13308 max-aliased-vops to 500.
13309 For -O3 set --param max-aliased-vops to 1000 and --param
13310 avg-aliased-vops to 3.
13311 * fortran/options.c (gfc_init_options): Remove assignment to
13313 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13314 * tree-dfa.c (dump_variable): Dump memory reference
13316 Dump NO_ALIAS* settings.
13317 (referenced_var_lookup): Tidy.
13318 (mem_sym_stats): New.
13319 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13320 and ORIG are different SSA names for a memory partition.
13321 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13322 * tree-flow.h (struct mem_sym_stats_d): Define.
13323 (mem_sym_stats_t): Define.
13324 (struct mem_ref_stats_d): Define.
13325 (struct gimple_df): Add field mem_ref_stats.
13326 (enum noalias_state): Define.
13327 (struct var_ann_d): Add bitfield noalias_state.
13328 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13329 debug_mem_ref_stats, debug_memory_partitions,
13330 debug_mem_sym_stats): Declare.
13331 * tree-ssa-structalias.c (update_alias_info): Update call
13332 sites, pure/const call sites and asm sites in structure
13333 returned by gimple_mem_ref_stats.
13334 Remove local variable IS_POTENTIAL_DEREF.
13335 Increase NUM_DEREFS if the memory expression is a potential
13337 Call update_mem_sym_stats_from_stmt.
13338 If the memory references memory, call
13339 update_mem_sym_stats_from_stmt for all the direct memory
13340 symbol references found.
13341 (intra_create_variable_infos): Set noalias_state field for
13342 pointer arguments according to the value of
13343 flag_argument_noalias.
13344 * tree-ssa-structalias.h (struct alias_info): Remove fields
13345 num_calls_found and num_pure_const_calls_found.
13346 (update_mem_sym_stats_from_stmt): Declare.
13347 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13348 Set default value to 100.
13349 (PARAM_AVG_ALIASED_VOPS): Define.
13351 2007-04-11 Richard Guenther <rguenther@suse.de>
13353 PR middle-end/31530
13354 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13355 a * -b + c as c - a * b if we honor sign dependent rounding.
13357 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13359 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13360 bfin_expand_strmov.
13361 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13362 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13364 (initialize_trampoline): Don't use old-style function definition.
13365 (bfin_secondary_reload): Mark IN_P argument as unused.
13367 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13369 PR tree-optimization/31343
13370 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13371 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13372 * testsuite/gcc.dg/vect/pr31343.c: New.
13374 2007-04-10 Eric Christopher <echristo@apple.com>
13376 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13377 * config/i386/i386.md (*cmpfp0): Use.
13378 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13379 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13380 (fix_trunc<mode>_i386_fisttp): Ditto.
13381 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13382 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13383 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13384 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13385 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13386 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13387 (unnamed_splitters): Ditto.
13388 * config/i386/i386.c (output_fix_trunc): Assert that
13389 we're not being passed a TFmode operand.
13391 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13393 PR tree-optimization/31526
13394 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13395 n_basic_blocks to find newly added blocks.
13397 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13399 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13401 (fix_trunc<mode>si_sse): Ditto.
13402 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13403 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13404 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13405 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13406 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13407 expander using SSEMODEF mode macro.
13408 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13409 expander using SSEMODEF mode macro.
13410 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13411 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13412 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13413 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13414 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13415 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13416 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13417 Macroize insn using X87MODEF mode macro.
13419 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13421 * config/i386/sse.md (sse2_pinsrw): Removed.
13422 (sse2_pextrw): Renamed to ...
13423 (*sse2_pextrw): This.
13425 2007-04-09 Jan Hubicka <jh@suse.cz>
13428 * config/i386/sse.md
13429 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13430 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13431 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13432 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13434 2007-04-09 Jan Hubicka <jh@suse.cz>
13436 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13437 multiple fields of union.
13439 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13441 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13442 (create_preheaders): Check that loops are available.
13443 (fix_loop_structure): Clean up, improve comments.
13444 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13445 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13447 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13448 * predict.c (tree_estimate_probability): Do not call
13449 calculate_dominance_info. Call create_preheaders.
13450 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13451 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13453 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13454 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13455 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13456 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13459 2007-04-08 Jan Hubicka <jh@suse.cz>
13461 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13462 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13463 * fold-const.c (fold_unary): Use it.
13465 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13467 * varasm.c (assemble_variable): Remove call to
13468 lang_hooks.decls.prepare_assemble_variable.
13469 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13470 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13471 * langhooks.h (lang_hooks_for_decls): Remove
13472 prepare_assemble_variable.
13474 2007-04-08 Mike Stump <mrs@apple.com>
13476 * config/i386/i386.c: Use inc/dec on Core2.
13478 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13480 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13481 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13482 lhd_tree_inlining_end_inlining): Remove.
13483 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13484 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13485 end_inlining hooks.
13486 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13487 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13488 lhd_tree_inlining_end_inlining): Remove prototypes.
13489 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13490 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13491 LANG_HOOKS_TREE_INLINING_START_INLINING,
13492 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13494 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13497 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13500 * config/avr/predicates.md (io_address_operand): Delete predicate.
13501 (low_io_address_operand): Don't use 'mode' argument.
13502 (higth_io_address_operand): Rename ...
13503 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13504 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13507 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13509 Revert change removing staticp.
13511 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13514 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13517 2007-04-07 Bruce Korb <bkorb@gnu.org>
13519 * c.opt: Add -Wformat-contains-nul.
13520 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13522 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13523 the NUL byte warning.
13525 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13527 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13529 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13531 * tree.c (staticp): No longer use staticp langhook.
13532 * langhooks.c (lhd_staticp): Removed.
13533 * langhooks.h (struct lang_hooks): Remove staticp.
13534 * c-common.c (c_staticp): Remove.
13535 * c-common.h (c_staticp): Ditto.
13536 * langhooks-defs.h (lhd_staticp): Ditto.
13537 (LHD_HOOKS_STATICP): Ditto
13538 * tree.h (gcc_assert_lowered): New macro.
13540 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13542 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13543 argument "reliable".
13544 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13545 Add argument "reliable". Propagate it through calls.
13546 (infer_loop_bounds_from_undefined): Derive number of iterations
13547 estimates from references in blocks that do not dominate loop latch.
13548 (gcov_type_to_double_int): New function.
13549 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13550 and expected_loop_iterations_unbounded.
13551 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13552 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13553 * tree-data-ref.c (estimated_loop_iterations): Export.
13554 (get_references_in_stmt): Fix -- do not return addresses of local
13556 * cfgloop.h (expected_loop_iterations_unbounded,
13557 estimated_loop_iterations): Declare.
13559 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13561 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13563 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13566 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13567 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13568 Use output_387_reg_move().
13569 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13570 expander using X87MODEF12 mode macro.
13571 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13572 choosing register preferences. Use output_387_reg_move().
13573 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13574 instead of "x". Use output_387_reg_move().
13575 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13576 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13577 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13578 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13579 Use output_387_reg_move().
13580 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13582 (*truncxf?f_i387 splitter): Ditto.
13584 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13586 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13587 LANG_HOOKS_SAFE_FROM_P.
13588 * expr.c (safe_from_p): Remove langhook call.
13589 * langhooks.h (lang_hooks): Remove safe_from_p.
13590 (lhd_safe_from_p): Remove prototype.
13591 * langhooks.c (lhd_safe_from_p): Remove.
13593 2007-04-06 Jan Hubicka <jh@suse.cz>
13595 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13598 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13600 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13601 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13602 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13603 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13605 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13606 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13608 2007-04-05 Richard Henderson <rth@redhat.com>
13610 * config/alpha/alpha.c (print_operand) [+]: Remove.
13611 (alpha_end_function): Print nop if call at end of function.
13612 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13613 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13614 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13615 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13616 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13617 the call pattern. Update peepholes to match.
13619 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13621 * doc/extend.texi (Other Builtins): Add decimal float variants
13623 * builtins.def: Ditto.
13624 * builtins.c (expand_builtin): Ditto.
13626 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13627 H.J. Lu <hongjiu.lu@intel.com>
13630 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13631 of V8HImode when calling ix86_binary_operator_ok.
13632 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13633 (sdot_prodv8hi): Operands 1 and 2 must be register.
13635 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13637 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13638 initialize align to silence bogus warning.
13640 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13642 PR middle-end/22156
13643 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13645 (struct sra_walk_fns): Remove use_all parameter from use.
13646 (sra_hash_tree): Handle BIT_FIELD_REFs.
13647 (sra_elt_hash): Don't hash bitfld blocks.
13648 (sra_elt_eq): Skip them in parent compares as well. Handle
13650 (sra_walk_expr): Don't maintain or pass down use_all_p.
13651 (scan_use): Remove use_all parameter.
13652 (scalarize_use): Likewise. Re-expand assignment to
13653 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13654 output, and re-scalarize after output. Don't mark anything
13656 (scalarize_ldst): Adjust.
13657 (scalarize_walk_gimple_modify_statement): Likewise.
13658 (build_element_name_1): Handle BIT_FIELD_REFs.
13659 (instantiate_element): Don't warn for any element whose parent
13660 is used as a whole.
13661 (instantiate_missing_elements_1): Return the sra_elt.
13662 (canon_type_for_field): New.
13663 (try_instantiate_multiple_fields): New.
13664 (instantiate_missing_elemnts): Use them.
13665 (mark_no_warning): Removed.
13666 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13667 (REPLDUP, sra_build_elt_assignment): New.
13668 (generate_copy_inout): Use them.
13669 (generate_element_copy): Likewise. Handle bitfld differences.
13670 (generate_element_zero): Don't recurse for blocks. Use
13671 sra_build_elt_assignment.
13672 (generate_one_element_int): Take elt instead of var. Use
13673 sra_build_elt_assignment.
13674 (generate_element_init_1): Adjust.
13675 (scalarize_use, scalarize_copy): Use REPLDUP.
13676 (scalarize_ldst): Move assert before dereference.
13677 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13679 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13681 * regmove.c: Fix unused variable warnings due to previous commit.
13683 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13685 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13686 (regmove_bb_head): Remove.
13687 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13688 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13689 problems with fixup_match_1.
13690 Don't initialize/free regmove_bb_head.
13692 (reg_is_remote_constant_p): If an insn is in the same basic block
13693 but not before INSN, consider it remote, too.
13695 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13698 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13699 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13701 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13703 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13704 (CONDITIONAL_REGISTER_USAGE): Likewise.
13706 2007-04-04 Richard Henderson <rth@redhat.com>
13708 * config/alpha/lib1funcs.asm: Remove unused file.
13710 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13713 * opts.c (print_specific_help): Fix --help=<language>
13715 (common_handle_option): Support --help=common.
13717 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13720 * gcc.c (main): Do not run the linker if
13721 print_subprocess_help indicates that it shouldn't be
13724 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13727 * doc/invoke.texi (--help=): Document <languages> value, fix
13728 formatting in tables of values.
13730 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13732 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13733 dllimport attribute of virtual methods.
13735 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13737 * config/score/crti.asm: Change _bss_start to __bss_start.
13738 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13739 (OUTGOING_REG_PARM_STACK_SPACE) update.
13740 * config/score/score.opt: add options to make backend support
13741 score5, score5u, score7 and score7d.
13742 * config/score/score.md: Likewise.
13743 * config/score/misc.md: Likewise.
13744 * config/score/mac.md: Likewise.
13745 * doc/invoke.texi: Likewise.
13746 * doc/md.texi: update constraints define.
13748 2007-04-03 Richard Henderson <rth@redhat.com>
13750 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13751 an appropriate type, use the mode instead.
13753 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13755 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13756 Set the default --with-arch setting to mips2.
13757 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13758 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13759 (MULTILIB_OSDIRNAMES): Delete.
13760 (MULTILIB_DIRNAMES): Define.
13761 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13762 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13763 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13764 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13765 VXWORKS_OS_CPP_BUILTINS.
13766 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13767 (MIPS_DEBUGGING_INFO): Undefine.
13768 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13770 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13772 PR middle-end/30704
13773 * fold-const.c (native_encode_real): Encode real.c provided longs
13774 as a series of 32-bit native integers.
13775 (native_interpret_real): Interpret buffer as a series of 32-bit
13778 2007-04-03 Richard Guenther <rguenther@suse.de>
13780 * genpreds.c (write_insn_constraint_len): Write function
13781 optimized for CONSTRAINT_LEN implementation.
13782 (write_tm_preds_h): Output insn_constraint_len inline and
13783 use it for CONSTRAINT_LEN.
13784 (write_insn_preds_c): Don't output insn_constraint_len.
13785 * doc/md.texi (define_register_constraint): Document multi-letter
13786 constraints shall have the same length if they start with the same
13789 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13792 * config/i386/i386.md (isinf<mode>2): Expand only when
13793 TARGET_C99_FUNCTIONS is set.
13795 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13797 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13798 (x86_64-*-linux*): Ditto.
13799 * config/i386/i386.opt (mpc): New option.
13800 * config/i386/i386.c (overrride_options): Handle
13801 ix87_precision_string.
13802 * config/i386/crtprec.c: New file.
13803 * config/i386/t-crtpc: Ditto.
13804 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13805 and -mpc80 options.
13806 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13807 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13808 crtprec32.o, crtprec64.o and crtprec80.o.
13810 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13811 and -mpc80 options.
13812 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13814 2007-04-02 Eric Christopher <echristo@apple.com>
13816 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13817 limitations on darwin.
13819 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13822 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13824 2007-04-02 Dave Korn <dave.korn@artimi.com>
13826 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13828 2007-04-02 Dave Korn <dave.korn@artimi.com>
13830 * libgcc2.h (exception_descriptor): Don't forward-declare.
13831 (__get_eh_table_language, __get_eh_table_version): Delete
13832 prototypes of long-dead functions.
13834 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13836 * ebitmap.h: New file
13837 * ebitmap.c: New file
13838 * Makefile.in (ebitmap.o): New target.
13840 2007-04-01 Jan Hubicka <jh@suse.cz>
13842 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13843 before very first instruction.
13845 2007-04-01 Jan Hubicka <jh@suse.cz>
13847 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13848 waring on 64bit hosts.
13849 * bitmap.h: Fix typo in bitmap_head_def.
13851 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13853 PR rtl-optimization/31391
13854 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13855 into a DELETED_LABEL note, and the label is in an empty basic
13856 block, update BB_END as well as BB_HEAD.
13858 2007-04-01 Richard Henderson <rth@redhat.com>
13860 PR tree-optimization/31169
13861 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13862 to varying if the range is outside [0, prec-1].
13864 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13867 * config/mips/mips.md (load_const_gp): New insn.
13868 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13869 the MIPS16 GP pseudo register if no_new_pseudos.
13870 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13872 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13875 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13877 (call_value): Likewise.
13879 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13880 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13883 * doc/invoke.texi: (optimization options): Reword description
13884 of -ffast-math. Document its primary purpose.
13886 2007-03-31 Richard Guenther <rguenther@suse.de>
13888 * omp-low.c (splay-tree.h): Include.
13889 (lookup_decl): Replace splay-tree usage by pointer-map.
13890 (maybe_lookup_decl): Likewise.
13891 (new_omp_context): Likewise.
13892 (delete_omp_context): Likewise.
13893 * gimplify.c (splay-tree.h): Include.
13894 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13896 (remap_ssa_name): Likewise.
13897 (remap_decl): Likewise.
13898 (remap_type_1): Likewise.
13899 (remap_type): Likewise.
13900 (copy_body_r): Likewise.
13901 (expand_call_inline): Likewise.
13902 (clone_body): Likewise.
13903 (copy_tree_r): Likewise.
13904 (remap_save_expr): Likewise.
13905 (unsave_r): Likewise.
13906 (unsave_expr_now): Likewise.
13907 (tree_function_versioning): Likewise.
13908 (build_duplicate_type): Likewise.
13909 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13910 (struct copy_body_data): Replace splay-tree by pointer-map.
13911 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13912 not $(SPLAY_TREE_H).
13913 (gimplify.o): Depend on $(SPLAY_TREE_H).
13914 (omp-low.p): Likewise.
13916 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13918 * config/avr/predicates.md (even_register_operand,
13919 odd_register_operand): New predicates.
13920 * config/avr/avr.md (movw peephole2): New.
13921 (movw_r peephole2): New.
13923 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13925 * tree.h (get_signed_or_unsigned_type): New.
13926 * fold-const.c (operand_equal_for_comparison_p): Use
13927 get_signed_or_unsigned_type instead of
13928 lang_hooks.types.signed_or_unsigned_type.
13929 * expr.c (store_expr): Ditto.
13930 * langhooks.c (get_signed_or_unsigned_type): New.
13931 (lhd_signed_or_unsigned_type): New.
13932 * langhooks.h (lhd_signed_or_unsigned_type): New.
13933 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13935 2007-03-30 Richard Henderson <rth@redhat.com>
13937 * tree-ssa-loop-ivopts.c: Include target.h.
13938 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13939 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13940 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13941 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13943 2007-03-30 Richard Henderson <rth@redhat.com>
13944 Kai Tietz <kai.tietz@onevision.com>
13946 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13947 default for 64-bit.
13948 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13949 (TARGET_64BIT_MS_ABI): New.
13950 (DBX_REGISTER_NUMBER): Handle 64-bit.
13951 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13952 (LONG_TYPE_SIZE): Force to 32.
13953 (REG_PARM_STACK_SPACE): New.
13954 (OUTGOING_REG_PARM_STACK_SPACE): New.
13955 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13956 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13957 (STACK_BOUNDARY): Use 128 for 64-bit.
13958 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13959 Add 64-bit implementation.
13960 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13962 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13963 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13964 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13965 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13966 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13967 TARGET_64BIT_MS_ABI.
13968 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13969 (ix86_pass_by_reference): Likewise.
13970 (ix86_function_value_regno_p): Likewise.
13971 (ix86_build_builtin_va_list): Likewise.
13972 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13973 (function_arg_advance_ms_64): New.
13974 (function_arg_advance): Call it.
13975 (function_arg_ms_64): New.
13976 (function_arg): Call it.
13977 (function_value_ms_64): New.
13978 (ix86_function_value_1): Call it.
13979 (return_in_memory_ms_64): New.
13980 (ix86_return_in_memory): Call it.
13981 (setup_incoming_varargs_ms_64): New.
13982 (ix86_setup_incoming_varargs): Call it.
13983 (ix86_expand_prologue): Handle 64-bit stack probing.
13984 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13985 (output_pic_addr_const): Likewise.
13986 (x86_this_parameter): Likewise.
13987 (x86_output_mi_thunk): Likewise.
13988 (x86_function_profiler): Likewise.
13989 (TARGET_STRICT_ARGUMENT_NAMING): New.
13990 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13991 (TARGET_64BIT_MS_ABI): New.
13992 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13993 * config/i386/i386.md (allocate_stack_worker): Remove.
13994 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13995 describe the clobber of eax without a match_scratch.
13996 (allocate_stack_worker_postreload): Remove.
13997 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13998 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13999 (allocate_stack_worker_rex64_postreload): Remove.
14000 (allocate_stack): Handle 64-bit.
14001 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14002 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14003 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14004 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14005 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14006 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14007 * config.build (x86_64-*-mingw*): New host.
14008 * config.host (x86_64-*-mingw*): New host.
14009 * config.gcc (x86_64-*-mingw*): New target.
14010 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14012 2007-03-30 Richard Henderson <rth@redhat.com>
14013 Kai Tietz <kai.tietz@onevision.com>
14015 * c-pragma.c (struct def_pragma_macro_value): New.
14016 (struct def_pragma_macro): New.
14017 (pushed_macro_table): New.
14018 (dpm_hash, dpm_eq): New.
14019 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14020 (init_pragma): Install them.
14021 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14023 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14025 * config/avr/avr.c (avr_override_options): Clear
14026 'flag_delete_null_pointer_checks'.
14028 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14031 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14032 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14033 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14034 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14035 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14036 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14037 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14039 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14041 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14043 * regmove.c: Move all of pass_stack_adjustments from here...
14044 * combine-stack-adj.c: ...to this new file.
14045 * Makefile.in: Add rules for combine-stack-adj.o.
14047 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14049 PR tree-optimization/31383
14050 * tree-data-ref.c (affine_function_equal_p): Do not require the
14051 vectors to have the same length.
14053 2007-03-30 Jan Hubicka <jh@suse.cz>
14055 PR middle-end/30700
14056 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14057 availablility; add more sanity checking; ask varpool only about
14060 2007-03-29 Richard Henderson <rth@redhat.com>
14062 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14063 to decide, but __SIZEOF_LONG_LONG__.
14065 2007-03-29 Richard Henderson <rth@redhat.com>
14067 * emutls.c (struct __emutls_array): New.
14068 (emutls_destroy): Use it instead of casting element 0 from void*.
14069 (__emutls_get_address): Likewise.
14071 2007-03-29 Richard Henderson <rth@redhat.com>
14073 * varasm.c (initializer_constant_valid_p): Don't deny
14074 DECL_DLLIMPORT_P on functions.
14076 * config/i386/cygming.h: Remove function declarations.
14077 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14078 (ASM_OUTPUT_LABELREF): Remove.
14079 (COMMON_ASM_OP): Remove.
14080 (ASM_OUTPUT_COMMON): Remove.
14081 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14082 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14083 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14084 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14085 Rename from TARGET_ENCODE_SECTION_INFO.
14086 * config/i386/netware.h: Likewise.
14087 * config/i386/i386-protos.h: Update.
14088 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14089 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14090 (legitimate_constant_p): Reject dllimports.
14091 (dllimport_map, get_dllimport_decl): New.
14092 (legitimize_dllimport_symbol): New.
14093 (legitimize_address, ix86_expand_move): Use it.
14094 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14095 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14096 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14097 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14098 * config/i386/predicates.md (constant_call_address_operand): Only
14099 accept symbols; reject dllimport_p symbols.
14100 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14101 i386_pe_maybe_record_exported_symbol.
14102 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14103 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14104 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14105 trust the setting of DECL_DLLIMPORT_P.
14106 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14107 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14108 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14109 tidy the argument scanning loop.
14110 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14111 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14112 (i386_pe_strip_name_encoding): Remove.
14113 (i386_pe_binds_local_p): New.
14114 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14115 (i386_pe_output_labelref): Remove.
14116 (i386_pe_asm_output_aligned_decl_common): New.
14117 (i386_pe_maybe_record_exported_symbol): Rename from
14118 i386_pe_record_exported_symbol; check for dllexported symbols.
14120 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14122 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14123 add comment explaining why vsnprintf cannot be used.
14125 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14127 PR tree-optimization/30666
14128 * tree.c (build_complex_type): When creating type names for DWARF2
14129 debug info, create TYPE_DECLs for TYPE_NAME instead of
14131 (build_common_tree_nodes_2): Use build_complex_type when building
14132 predefined complex types, to preserve canonical types.
14134 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14136 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14137 (noce_get_alt_condition): Look at it to determine whether to
14138 reverse the condition or not.
14139 (noce_get_condition): Substitute the truth for lies.
14140 (noce_find_if_block): Set the then_else_reversed field.
14142 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14144 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14145 destination of this insn.
14146 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14147 than calling gen_rtx_SET directly. Use r0 to hold the value of
14148 'address + 4' rather than a stack based temporary which can be
14149 mis-optimized away.
14151 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14153 * config/s390/s390.c (s390_secondary_input_reload_class,
14154 s390_secondary_output_reload_class): Functions removed.
14155 (s390_secondary_reload): New function.
14156 (TARGET_SECONDARY_RELOAD): Target macro defined.
14157 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14158 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14159 * config/s390/s390.md ("reload_outti", "reload_outdi",
14160 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14161 "reload_out<mode>"): Expanders removed.
14162 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14163 "reload<mode>_nonoffmem_out"): Expanders added.
14165 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14167 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14168 action if SRC->DEST replacement failed anyway.
14170 2007-03-28 Mike Stump <mrs@apple.com>
14172 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14173 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14174 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14176 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14178 * config.gcc: Accept barcelona as a variant of amdfam10.
14179 * config/i386/i386.c (override_options): Likewise.
14180 * doc/invoke.texi: Likewise.
14182 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14184 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14185 offsets for BIT_FIELD_REF and COMPONENT_REF.
14187 2007-03-28 Richard Guenther <rguenther@suse.de>
14189 * tree.c (is_global_var): Move ...
14190 * tree-flow-inline.h (is_global_var): ... here.
14191 * tree.h (is_global_var): Remove declaration.
14193 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14195 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14197 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14198 * config/i386/i386.c (ix86_tune_features): Initialize new
14200 * config/i386/predicates.md (promotable_binary_operator): Use
14201 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14203 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14206 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14208 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14210 * config/fr30/fr30.md (movsi_internal): Change destination
14211 constraint from m to V and add m to the end.
14213 2007-03-28 Christian Bruel <christian.bruel@st.com>
14215 * config/sh/sh.md (movsi_i): Fix type attribute.
14217 2007-03-28 Christian Bruel <christian.bruel@st.com>
14219 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14220 (movsf_ie): Likewise.
14222 2007-03-28 Christian Bruel <christian.bruel@st.com>
14224 * config.gcc: Add sh4-300 to multilib.
14225 * config/sh/t-mlib-sh4-300: New file.
14227 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14229 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14230 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14231 fix_trunc<mode>di2.
14232 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14233 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14234 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14235 "fixuns_trunctddi2"): Whitespace fix.
14237 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14239 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14240 the definition of struct sh_args.
14241 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14242 CALL_COOKIE_INT_REG_GET): Likewise.
14244 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14246 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14247 transformations are applied successfully.
14249 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14251 * tree.c (tree_contains_struct): Permit 512 tree codes.
14252 * tree.h (tree_contains_struct): Ditto.
14253 (MAX_TREE_CODES): Ditto.
14254 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14255 SPARE member to store remaining padding bits.
14257 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14259 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14262 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14264 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14265 * configure: Regenerate.
14267 * configure: Regenerate using the correct version of autoconf.
14269 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14271 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14273 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14274 regs to "__SP_L__" and "__SP_H__".
14276 2007-03-27 Richard Guenther <rguenther@suse.de>
14278 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14279 computations with it with a HOST_WIDE_INT variable.
14281 2007-03-26 Mike Stump <mrs@apple.com>
14283 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14284 objective-c-header, objective-c++-header and objc++-cpp-output
14286 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14288 2007-03-26 Richard Henderson <rth@redhat.com>
14291 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14292 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14293 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14294 IX86_BUILTIN_PSRLQ128): New.
14295 (ix86_init_mmx_sse_builtins): Add them.
14296 (ix86_expand_builtin): Expand them.
14297 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14298 operand 2 be TImode.
14299 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14300 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14301 _mm_srli_epi64): Mark __B const.
14302 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14303 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14304 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14305 new two-vector shift builtins.
14307 2007-03-26 Ian Lance Taylor <iant@google.com>
14309 PR tree-optimization/31345
14310 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14311 [+INF, +INF(OVF)] into VARYING.
14313 2007-03-26 Zack Weinberg <zackw@panix.com>
14315 * gengtype-parse.c: New file.
14316 * gengtype-yacc.y: Delete.
14317 * gengtype-lex.l: Don't include gengtype-yacc.h.
14318 Define YY_DECL and yyterminate appropriately for recursive
14319 descent parser. yylval is now a string out-parameter to yylex.
14320 (HWS, EOID): New shorthand.
14321 (IWORD): Add a couple more types.
14322 (yylex): Add a setup stanza. Remove the complex rules for
14323 detecting GTY'ed types and typedefs; replace with simple
14324 keyword detectors. Adjust everything for the changed
14325 definition of yylval. Ignore all pp-directives, not just #define.
14327 (parse_file): Rename yybegin; do not call yyparse.
14329 * gengtype.c (xasprintf): Export again.
14330 (this_file): New. Use everywhere __FILE__ was being used.
14331 (get_lang_bitmap): Special case types defined in gengtype.c.
14332 (do_typedef, new_structure): Suppress definition of certain types.
14333 (new_structure): Improve diagnostics of duplicate definitions.
14334 Make sure location_s is associated with input.h.
14335 (nreverse_pairs, define_location_structures): New functions.
14336 (main): Improve tagging of kludge types. Remove old kludges
14337 for input.h types; use define_location_structures.
14338 * gengtype.h: Update prototypes. Define token codes here.
14339 * Makefile.in: Remove all references to gengtype-yacc.
14340 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14342 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14343 add GTY((skip)) to the field that's only conditionally there.
14344 * doc/install.texi: Document that Bison is no longer required
14345 unless building treelang.
14347 * gengtype.c: Don't include gtyp-gen.h.
14348 (srcdir): Declare here.
14349 (base_files, lang_dir_names): Allocate dynamically.
14350 (gt_files, num_gt_files, num_lang_dirs): New globals.
14351 (measure_input_list, read_input_line, read_input_list)
14352 (set_lang_bitmap): New functions.
14353 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14354 simplify, relying on read_input_list to set up the bitmaps.
14355 (main): Arguments are no longer unused. Check for correct number
14356 of command line arguments, set srcdir and srcdir_len, then call
14357 read_input_list, before doing anything else. No need to worry
14358 about duplicates in main loop.
14359 * configure.ac: Simplify the calculation of all_gtfiles.
14360 Put language tags in there. Don't set or substitute
14361 all_gtfiles_files_langs or all_gtfiles_files_frags.
14362 * Makefile.in: Revamp the way gengtype is invoked, now that it
14363 takes a file on its command line with a much simpler format.
14364 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14365 (GTFILES): Remove duplicates and C source files.
14366 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14367 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14368 * configure: Regenerate.
14370 * gengtype.h: Remove all type definitions to gengtype.c; leave
14371 only definitions of options_p, type_p, and pair_p as opaque
14372 pointers. Update prototypes.
14373 * gengtype.c: Many type definitions moved here from gengtype.h.
14374 Consolidate type definitions at the top of the file.
14375 (xvasprintf): Delete.
14376 (xasprintf): Make static.
14377 (create_nested_pointer_option): Add 'next' parameter.
14378 (create_field_all, create_field_at): New functions.
14379 (create_field): Now a thin wrapper around create_field_all.
14380 (create_optional_field): Rename create_optional_field_ and add
14381 line argument. Original name is now a macro which supplies
14383 (oprintf): Use vsnprintf directly.
14384 (close_output_files): Use fatal rather than perror/exit.
14385 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14386 (main): Set progname. Don't use exit.
14387 * gengtype-yacc.y (struct_fields): Use create_field_at.
14388 (option, optionseqopt): Delete.
14389 (optionseq): Consolidate productions from option here so we
14390 can use the first argument to create_option.
14392 * gengtype-lex.l: Distinguish unions from structures in the
14393 token type. Don't call find_structure; return the tag as a string.
14394 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14395 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14396 string. Reorganize typedef_struct production accordingly.
14397 Use create_nested_ptr_option.
14398 * gengtype.c (create_nested_ptr_option): New function.
14399 * gengtype.h: Declare it.
14401 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14402 (string_type): Don't declare.
14403 (do_scalar_typedef): Declare.
14404 (create_scalar_type): Update prototype.
14405 * gengtype.c (string_type): Make static.
14406 (scalar_nonchar, scalar_char): New.
14407 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14408 (resolve_typedef): Use scalar_nonchar for error recovery.
14409 (create_scalar_type): Remove name_len field. Return scalar_char
14410 or scalar_nonchar as appropriate.
14411 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14412 to use string_type.
14413 (throughout): Use scalar_nonchar instead of calling
14414 create_scalar_type, whenever possible.
14415 (main): Initialize scalar_char and scalar_nonchar before calling
14417 * gengtype-lex.l: Adjust for removal of second argument to
14418 create_scalar_type. Use yylval.s instead of yylval.t when
14420 * gengtype-yacc.y: Type of SCALAR is string. Call
14421 create_scalar_type from type:SCALAR rule. Adjust for removal of
14422 second argument to create_scalar_type.
14424 * vec.h: Remove all #if IN_GENGTYPE blocks.
14425 Add comment saying that changes may require adjustments to gengtype.
14426 * gengtype.c: Don't include coretypes.h or tm.h.
14427 Add comment to inclusion of errors.h.
14428 (note_def_vec, note_def_vec_alloc): New functions.
14429 * gengtype.h: Declare new functions.
14430 * gengtype-lex.l: Don't include coretypes.h.
14431 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14433 (update_lineno): Remove unnecessary prototype.
14434 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14435 (VEC rule): Just return VEC_TOKEN.
14436 * gengtype-yacc.y (VEC_TOKEN): New token type.
14437 (type): Add a production for VEC(a,b).
14438 * Makefile.in: Update dependencies.
14440 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14441 typedefs that use the old PARAMS macro.
14443 * gengtype-lex.l: Remove all rules and states relating to yacc
14445 * gengtype-yacc.y: Similarly.
14446 * gengtype.c (note_yacc_type): Delete function.
14447 * gengtype.h: Update prototypes.
14449 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14451 * tree-pretty-print.c (dump_generic_node): Report precision of
14452 unnamed integer types.
14454 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14456 * ifcvt.c (noce_try_store_flag_constants): Don't check
14457 no_new_pseudos here.
14458 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14459 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14460 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14461 noce_try_sign_mask): Likewise.
14462 (if_convert): Check no_new_pseudos here.
14464 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14466 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14467 (noce_get_condition): Handle new then_else_reversed argument.
14468 (noce_init_if_info): Remove, fold into noce_find_if_block.
14469 (noce_process_if_block): Take a struct noce_if_info as the
14470 argument. Don't set up one based on ce_if_info. Update pointer
14471 references accordingly.
14472 (cond_move_process_if_block): Likewise.
14473 (process_if_block): Removed.
14474 (find_if_block): Removed. Move functionality two new functions,
14475 noce_find_if_block and cond_exec_find_if_block.
14476 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14477 blocks and the symmetric IF-ELSE-JOIN case.
14478 (cond_exec_find_if_block): Also new function mostly based on old
14479 find_if_block and process_if_block.
14480 (find_if_header): Replace find_if_block call with separately
14481 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14482 (find_cond_trap): Update noce_get_condition call.
14483 (dead_or_predicable): Likewise.
14485 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14487 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14489 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14490 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14491 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14492 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14493 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14494 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14495 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14496 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14497 __builtin_ia32_psrad128 builtins.
14499 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14501 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14502 * config/i386/constraints.md
14503 (define_constraint "I"): Use IN_RANGE macro.
14504 (define_constraint "J"): Ditto.
14505 (define_constraint "K"): Ditto.
14506 (define_constraint "M"): Ditto.
14507 (define_constraint "N"): Ditto.
14508 (define_constraint "O"): Ditto.
14509 * config/i386/predicates.md
14510 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14511 (define_predicate "const_0_to_3_operand"): Ditto.
14512 (define_predicate "const_0_to_7_operand"): Ditto.
14513 (define_predicate "const_0_to_15_operand"): Ditto.
14514 (define_predicate "const_0_to_63_operand"): Ditto.
14515 (define_predicate "const_0_to_255_operand"): Ditto.
14516 (define_predicate "const_1_to_31_operand"): Ditto.
14517 (define_predicate "const_2_to_3_operand"): Ditto.
14518 (define_predicate "const_4_to_7_operand"): Ditto.
14520 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14522 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14523 in SImode for save_world.
14524 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14527 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14529 PR tree-optimization/30784
14530 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14533 2007-03-25 Revital Eres <eres@il.ibm.com>
14535 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14536 Fold movement_possibility function into it.
14538 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14540 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14541 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14542 (call_indirect_nonlocal_darwin64): Same.
14543 (call_nonlocal_darwin64): Same.
14544 (call_value_indirect_nonlocal_darwin64): Same.
14545 (call_value_nonlocal_darwin64): Same.
14546 (sibcall_nonlocal_darwin64): Same.
14547 (sibcall_value_nonlocal_darwin64): Same.
14548 (sibcall_symbolic_64): Same.
14549 (sibcall_value_symbolic_64): Same.
14550 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14552 (rs6000_emit_load_toc_table): Same.
14553 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14554 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14556 (divss_call): Same.
14557 (divus_call): Same.
14558 (quoss_call): Same.
14559 (quous_call): Same.
14560 (load_toc_v4_pic_si): Same
14561 (load_toc_v4_PIC_1): Same.
14562 (load_toc_v4_PIC_1b): Same.
14563 (call_indirect_aix{32,64}): Same.
14564 (call_value_indirect_aix{32,64}): Same.
14566 (call_value): Same.
14567 (call_local{32,64}): Same.
14568 (call_value_local{32,64}): Same.
14569 (call_indirect_nonlocal_aix{32,64}): Same.
14570 (call_nonlocal_aix{32,64}): Same.
14571 (call_value_indirect_nonlocal_aix{32,64}): Same.
14572 (call_value_nonlocal_aix{32,64}): Same.
14573 (call_indirect_nonlocal_sysv<mode>): Same.
14574 (call_nonlocal_sysv<mode>): Same.
14575 (call_value_indirect_nonlocal_sysv<mode>): Same.
14576 (call_value_nonlocal_sysv<mode>): Same.
14578 (sibcall_local{32,64}): Same.
14579 (sibcall_value_local{32,64}): Same.
14580 (sibcall_nonlocal_aix{32,64}): Same.
14581 (sibcall_value_nonlocal_aix{32,64}): Same.
14582 (sibcall_nonlocal_sysv<mode>): Same.
14583 (sibcall_value): Same.
14584 (sibcall_value_nonlocal_sysv<mode>): Same.
14586 2007-03-24 Paul Brook <paul@codesourcery.com>
14588 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14589 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14591 2007-03-24 Richard Henderson <rth@redhat.com>
14593 * config/ia64/constraints.md: New file.
14594 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14595 satisfies_constraint_?.
14596 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14597 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14598 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14599 ia64_output_mi_thunk): Likewise.
14600 (ia64_const_ok_for_letter_p): Remove.
14601 (ia64_const_double_ok_for_letter_p): Remove.
14602 (ia64_extra_constraint): Remove.
14603 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14604 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14605 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14606 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14607 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14608 EXTRA_MEMORY_CONSTRAINT): Remove.
14609 * config/ia64/ia64.md: Include constriants.md. Replace
14610 CONST_OK_FOR_? with satisfies_constraint_?.
14612 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14613 H.J. Lu <hongjiu.lu@intel.com>
14615 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14617 (name macros): Use DPD_BID_NAME to convert names properly.
14619 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14620 decimal floating point format.
14621 (init_floating_libfuncs): Change decimal functions so that they
14622 have a "bid_" prefix if the decimal system uses the BID format,
14623 and "dpd_" prefix if the decimal system uses the DPD format.
14624 (init_interclass_conv_libfuncs): Ditto.
14625 (init_intraclass_conv_libfuncs): Ditto.
14627 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14628 using the BID format.
14630 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14631 whether we are using the BID decimal format.
14632 * configure: Regenerate.
14634 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14635 the compiler has decimal floating point enabled. Define
14636 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
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 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14652 options, and that it is enabled for i386/x86_64 systems.
14654 * Makefile.in (enable_decimal_float): New.
14656 (DECNUMINC): Add -I$(DECNUMFMT).
14657 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14658 to $(DECNUMFMT) from $(DECNUM).
14660 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14661 Substitute enable_decimal_float.
14662 * configure: Regenerated.
14665 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14668 * configure.ac: Enable decimal float for x86_64-*-linux*.
14669 * configure: Regenerated.
14672 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14673 decimal128ClearSign to flip and clear the sign bit in decimal128.
14674 (decimal_real_maxval): Set decimal128SetSign to set the sign
14677 2007-03-23 Ian Lance Taylor <iant@google.com>
14679 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14681 2007-03-23 Ian Lance Taylor <iant@google.com>
14683 * tree-dump.c (dump_files): Correct comment.
14685 2007-03-23 Ian Lance Taylor <iant@google.com>
14687 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14689 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14691 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14692 in cfglayout mode. Don't go into and out of cfglayout mode.
14693 Link the blocks in the order of the constructed traces.
14694 (rest_of_handle_tracer): Adjust call to tracer.
14695 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14696 Don't go into cfglayout mode.
14697 (rtl_loop_done): Don't go out of cfglayout mode.
14698 * cfglayout.c (relink_block_chain): New function, split out from...
14699 (fixup_reorder_chain): ...here. Remove redundant checking.
14700 (cfg_layout_finalize): Don't clear the header, footer, and aux
14701 fields here, move the code to do so to relink_block_chain. Likewise
14702 for free_original_copy_tables.
14703 * rtl.h (tracer): Update prototype.
14704 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14705 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14706 mode. Use relink_block_chain to serialize the CFG according to the
14707 new basic block order. Move targetm.cannot_modify_jumps_p check from
14709 (gate_handle_reorder_blocks): ...to here.
14710 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14712 (gate_duplicate_computed_gotos): ...to here.
14713 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14714 something always changes when going into and out of cfglayout mode.
14715 Perform an expensive cfg cleanup while going into cfglayout mode.
14716 Always update liveness information on HAVE_conditional_execution
14717 targets. Reserialize the basic blocks and go out of cfglayout mode.
14718 * reg-stack.c: Include cfglayout.h.
14719 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14720 the call to reorder_basic_blocks.
14721 * basic-block.h (reorder_basic_blocks): Update prototype.
14722 (relink_block_chain): New prototype.
14723 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14725 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14727 * config/mips/mips.md (type, hazard, *movdi_32bit,
14728 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14729 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14730 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14731 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14732 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14734 (movcc): Change first xfer to multi.
14735 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14736 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14737 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14738 config/mips/generic.md: Change reservations using "xfer" to use
14740 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14741 using match_operand.
14742 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14743 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14745 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14747 2007-03-22 Richard Henderson <rth@redhat.com>
14749 * config/i386/i386.c: Remove unnecessary function declarations.
14750 Move targetm definition, and all related macros, to the end of
14751 the file. Resort some functions to put definitions before uses.
14752 (ix86_attribute_table): Make static. Move to end of file.
14753 (ix86_gimplify_va_arg): Make static.
14755 2007-03-22 Richard Henderson <rth@redhat.com>
14757 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14758 don't increase local_regparm with force_align_arg_pointer check.
14759 (ix86_function_sseregparm): Assert 32-bit.
14760 (type_has_variadic_args_p): New.
14761 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14762 type_has_variadic_args_p.
14763 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14764 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14765 use memset instead. Do maybe_vaarg check first; skip attribute
14766 tests if true; skip attribute tests for 64-bit.
14767 (construct_container): Remove TARGET_DEBUG_ARG.
14768 (function_arg_advance_32, function_arg_advance_64): Split out ...
14769 (function_arg_advance): ... from here.
14770 (function_arg_32, function_arg_64): Split out ...
14771 (function_arg): ... from here.
14772 (ix86_pass_by_reference): Tidy.
14773 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14774 (function_value_32): New, from parts of ix86_function_value
14775 and ix86_value_regno.
14776 (function_value_64): New, from parts of ix86_function_value
14777 and ix86_libcall_value.
14778 (ix86_function_value_1): New.
14779 (ix86_function_value, ix86_libcall_value): Use it.
14780 (return_in_memory_32, return_in_memory_64): Split out ...
14781 (ix86_return_in_memory): ... from here.
14782 (ix86_struct_value_rtx): Skip for 64-bit.
14783 (ix86_libcall_value, ix86_value_regno): Remove.
14784 (setup_incoming_varargs_64): Split out ...
14785 (ix86_setup_incoming_varargs): ... from here.
14786 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14787 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14788 * config/i386/i386-protos.h (ix86_function_value): Remove.
14789 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14791 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14794 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14795 infinities not supported, otherwise emit warning if -Woverflow. On
14796 underflow, emit warning if -Woverflow.
14797 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14799 * real.h (real_from_string): Update declaration
14801 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14802 Richard Henderson <rth@redhat.com>
14804 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14805 * calls.c (compute_argument_block_size, expand_call,
14806 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14807 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14808 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14809 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14810 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14811 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14812 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14813 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14816 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14818 * c-incpath.c (add_sysroot_to_chain): New.
14819 (merge_include_chains): Add sysroot argument. Call
14820 add_sysroot_to_chain if sysrooted.
14821 (register_include_chains): Update call to merge_include_chains.
14822 * doc/cppopts.texi: Document use of '=' in include directory
14825 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14827 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14828 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14829 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14830 insn pattern using X87MODEF12 mode macro.
14832 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14834 * regmove.c (regmove_optimize): Use reg_mentioned_p
14835 instead of reg_overlap_mentioned_p for DST.
14837 2007-03-21 Mike Stump <mrs@apple.com>
14839 * c.opt: Fixup for Objective-C/C++.
14841 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14843 * explow.c (convert_memory_address): Fold memory reference when
14844 POINTERS_EXTEND_UNSIGNED < 0
14846 2007-03-21 Richard Henderson <rth@redhat.com>
14849 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14850 * config/i386/mmintrin.h (__m64): Likewise.
14851 * config/i386/xmmintrin.h (__m128): Likewise.
14853 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14855 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14856 (VXWORKS_OS_CPP_BUILTINS): Define.
14857 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14858 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14860 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14862 * rtl.h (constant_pool_reference_p): Delete.
14863 (find_constant_src): Declare.
14864 * rtlanal.c (find_constant_src): New function.
14865 * simplify-rtx.c (constant_pool_reference_p): Delete.
14866 * config/i386/i386.md: Use find_constant_src instead of
14867 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14869 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14871 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14872 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14874 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14876 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14877 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14878 (arm_elf_asm_constructor): Use it.
14879 (arm_elf_asm_destructor): New function.
14881 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14883 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14885 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14887 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14889 2007-03-19 Andrew Haley <aph@redhat.com>
14891 PR tree-optimization/31264
14892 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14893 VIEW_CONVERT_EXPRs.
14895 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14897 PR rtl-optimization/30907
14898 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14899 (fwprop_init): Always call loop_optimizer_initialize.
14900 (fwprop_done): Always call loop_optimizer_finalize.
14901 (fwprop): We always have loop info now.
14902 (gate_fwprop_addr): Remove.
14903 (pass_fwprop_addr): Use gate_fwprop as gate.
14905 PR rtl-optimization/30841
14906 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14907 df_chain_alloc): Call df_reorganize_refs unconditionally.
14908 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14909 refs_organized to refs_organized_size.
14910 (df_ref_create_structure): Use refs_organized_size instead of
14911 bitmap_size if refs had been organized, and keep refs_organized_size
14913 * df.h (struct df_ref_info): Change refs_organized to
14914 refs_organized_size.
14915 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14918 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14920 * except.c (output_function_exception_table): Do not reference the
14921 EH personality routine for functions that do not require an
14924 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14927 * c-typeck.c (convert_for_assignment): Call comptypes for
14928 RECORD_TYPE or UNION_TYPE.
14930 PR inline-asm/30505
14931 * reload1.c (reload): Do invalid ASM checking after
14932 cleanup_subreg_operands.
14934 2007-03-19 Jeff Law <law@redhat.com>
14936 * tree-cfg.c (find_taken_edge): Tighten conditions for
14937 optimizing computed gotos.
14939 2007-03-19 Michael Matz <matz@suse.de>
14941 * builtins.c (expand_builtin_sync_operation,
14942 expand_builtin_compare_and_swap,
14943 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14946 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14947 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14950 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14952 * doc/tm.texi: Add brackets around the return type of
14953 TARGET_SECONDARY_RELOAD.
14955 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14956 Richard Guenther <rguenther@suse.de>
14958 PR tree-optimization/31254
14959 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14960 Use handled_component_p () where appropriate. Continue
14961 propagating into the rhs if we propagated into an INDIRECT_REF
14964 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14966 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14967 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14968 (xde, xdee): Mode attributes adjusted to support DFP modes.
14969 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14970 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14971 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14972 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14973 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14974 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14975 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14977 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14978 "movsf"): Insn definitions removed.
14979 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14980 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14981 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14983 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14984 "reload_in<mode>", "reload_out<mode>"): Expander added.
14985 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14988 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14990 * config/s390/s390.md: Only non-functional changes. Renamed
14991 FPR mode macro to BFP all over the file.
14993 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14995 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14996 (op_type attribute): RRF instruction type added.
14997 (fT0): New mode attribute.
14998 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14999 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15000 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15001 instruction no secondary memory is needed when moving DFmode values
15002 between GPRs and FPRs.
15004 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15006 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15007 inverted and documentation adjusted.
15008 ("mhard-dfp", "msoft-dfp"): New options.
15009 * config/s390/s390.c (s390_handle_arch_option): New architecture
15011 (override_options): Sanity checks for the new options added.
15012 * config.gcc: New architecture switch: z9-ec.
15013 * config/s390/s390.h (processor_flags): PF_DFP added.
15014 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15015 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15016 when the bit is NOT set so remove it from the defaults.
15018 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15020 * genemit.c (main): Print include statement for dfp.h.
15021 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15024 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15026 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15028 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15031 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15032 instead of PATTERN.
15034 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15036 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15037 attr_length_call, output_call, output_indirect_call): Cleanup
15038 formatting of targetm calls.
15040 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15042 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15044 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15046 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15047 reservation, bypass and anti-bypass descriptions for these
15048 instructions. Update move patterns.
15049 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15052 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15054 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15055 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15056 (get_initial_def_for_reduction): Likewise.
15058 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15060 Fix PR tree-optimization/29922
15061 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15062 (get_representative): Removed.
15063 (value_dies_in_block_x): Update for rvuse removal.
15064 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15065 (compute_antic_aux): Handle when PHI nodes appear in
15066 non-single-successors.
15067 (dump_bitmap_of_names): Removed.
15068 (compute_antic_safe): Renamed and removed rvuse calculation.
15069 Calculate only antic safe.
15070 (insert_into_preds_of_block): Remove assert.
15071 (execute_pre): Update for renamed functions.
15072 (defer_or_phi_translate_block): New function.
15074 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15076 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15077 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15079 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15080 Follow spelling conventions.
15082 * tree-data-ref.h: Remove the prototype for analyze_array.
15084 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15086 PR tree-optimization/31041
15087 * tree-vect-transform.c (get_initial_def_for_induction): Call
15088 force_gimple_operand.
15090 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15092 * ipa-type-escape.c (look_for_casts) : Revert code to use
15093 handled_component_p due to ada test a-numaux.adb.
15095 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15097 * final.c (final_scan_insn): Alter the condition of a
15098 conditional trap if we have nonstandard CC.
15100 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15102 * configure.ac: Remove excess quoting from asm line 0 test.
15103 * configure: Rebuilt.
15105 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15107 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15108 * c-common.c (convert_and_check): Move warning logic to...
15109 (warnings_for_convert_and_check): ...here. Define.
15110 * c-common.h (warnings_for_convert_and_check): Declare.
15112 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15114 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15115 (output_call): Likewise.
15117 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15119 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15121 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15123 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15125 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15127 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15128 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15130 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15132 PR tree-optimization/31183
15133 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15134 Use double_int instead of unsigned int for representing access_strides.
15135 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15137 2007-03-16 Richard Guenther <rguenther@suse.de>
15139 PR tree-optimization/31146
15140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15141 to allow recursion of forward_propagate_addr_expr.
15142 (forward_propagate_addr_into_variable_array_index): Likewise.
15143 (forward_propagate_addr_expr): Likewise.
15144 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15145 (forward_propagate_addr_expr_1): Recurse on simple copies
15146 instead of propagating into them. Do so for useless conversions
15148 (forward_propagate_addr_expr): Clean up unused statements after
15151 2007-03-16 Richard Guenther <rguenther@suse.de>
15153 * builtins.c (expand_builtin_cexpi): Use the right argument
15154 for the expansion via cexp.
15156 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15158 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15159 * configure: Rebuilt.
15161 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15164 * dwarf2out.c (force_type_die): Adjust comment.
15165 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15167 2007-03-15 DJ Delorie <dj@redhat.com>
15169 * config/frv/predicates.md (minmax_operator): Don't check operands
15172 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15174 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15175 Update constant estimates of number of iterations.
15176 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15177 argument renamed to "realistic".
15178 (compute_estimated_nb_iterations): Removed.
15179 (record_niter_bound): New function.
15180 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15181 call record_nonwrapping_iv with upper = false.
15182 (infer_loop_bounds_from_signedness): Pass upper argument to
15183 record_nonwrapping_iv.
15184 (estimate_numbers_of_iterations_loop): Do not call
15185 compute_estimated_nb_iterations. Record estimate based on profile
15186 information. Initialize the constant estimates of number of
15188 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15190 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15191 number of iterations is too small.
15192 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15193 (EST_NOT_AVAILABLE): Removed.
15194 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15195 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15198 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15200 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15201 Handle NE_EXPR guards.
15203 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15206 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15207 Set also -pedantic-errors by default for the preprocessor unless
15208 -fpermissive is given.
15210 2007-03-15 Richard Guenther <rguenther@suse.de>
15212 PR middle-end/29719
15213 PR middle-end/31161
15214 * builtins.c (expand_builtin_cexpi): As a fallback if we
15215 don't have builtins for sincos or cexp create a function
15216 declaration for cexp and expand to a call to that.
15217 (expand_builtin_int_roundingfn): Always fall
15218 back to floor/ceil and its variants even if they may be
15221 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15223 PR middle-end/31159
15224 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15225 jump tables, move the call to delete_dead_jumptables from here...
15226 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15227 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15228 don't allow merging of blocks that try_redirect_by_replacing_jump
15229 also does not handle when not optimizing.
15231 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15232 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15234 * config/i386/i386.md (x86_sahf_1): Correctly handle
15237 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15240 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15241 x86_64_general_operand as operand[2] predicate. Remove "iF"
15242 from operand constraints and use "e" constraint instead.
15243 (*subti3_1, *subti3_1 splitter): Ditto.
15244 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15245 operand[1] predicate.
15247 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15249 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15250 arrays, multiply the access strides by the size of the sub-array.
15251 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15253 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15255 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15256 the configured assembler supports the sahf mnemonic.
15257 * configure: Regenerate.
15258 * config.in: Regenerate.
15260 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15261 emit "sahf" or ".byte\t0x9e" as asm template.
15263 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15266 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15267 option to replace hard coded TARGET_xxx in md file.
15268 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15269 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15270 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15271 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15272 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15273 (X86_TUNE_NOT_VECTORMODE): Ditto.
15274 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15275 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15276 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15277 (TUNE_SLOW_IMUL_IMM8): Ditto.
15278 (TUNE_MOVE_M1_VIA_OR): Ditto.
15279 (TUNE_NOT_UNPAIRABLE): Ditto.
15280 (TUNE_NOT_VECTORMODE): Ditto.
15282 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15285 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15286 tuning options instead of hard coded TARGET_xxx.
15287 (fix ssemode peephole2's): Ditto.
15288 (imul peephole2's): Ditto.
15290 (movdi_or_rex64): Ditto.
15291 (move peephole2): Ditto.
15292 (not peephole2's): Ditto.
15294 2007-03-14 Dirk Mueller <dmueller@suse.de>
15296 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15297 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15298 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15300 * c-parser.c (c_parser_do_statement): Warn about empty body in
15301 do/while statement.
15302 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15303 * doc/invoke.texi (-Wempty-body): Update documentation.
15305 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15308 * c-common.h (warn_for_div_by_zero): Declare.
15309 * c-common.c (warn_for_div_by_zero): Define.
15310 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15313 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15315 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15316 to PREFIX and STANDARD_PREFIX.
15318 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15319 Phil Edwards <phil@codesourcery.com>
15321 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15322 (__gthread_once_t): Remove busy field for RTPs.
15323 (__GTHREAD_ONCE_INIT): Update accordingly.
15325 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15327 * doc/invoke.texi: Document VxWorks options.
15329 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15331 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15333 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15335 PR tree-optimization/30590
15336 * tree-nrv.c (tree_nrv): Check for the partial update of the
15339 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15341 * flags.h (flag_random_seed): Remove declaration, in favor of...
15342 * toplev.h (get_random_seed, set_random_seed): ... these.
15343 * tree.c (get_file_function_name): Use the former.
15344 * opts.c (common_handle_option): Use the latter.
15347 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15349 PR middle-end/31127
15350 * cse.c (cse_find_path): Do not bail out if a basic block that
15351 we already visited now becomes part of a path that starts at a
15352 different basic block. Just disallow this, to make sure we
15353 visit each basic block at most once.
15355 2007-03-13 Jan Hubicka <jh@suse.cz>
15357 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15358 attributes, when profile esitmate is present, calls with very low
15359 frequency are cold.
15361 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15363 PR tree-optimization/30730
15364 PR tree-optimization/26900
15365 * tree-ssa-loop-niter.c: Include gmp.h.
15366 (bounds): New type.
15367 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15368 split_to_var_and_offset, determine_value_range,
15369 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15370 bound_difference, bounds_add, bounds_negate,
15371 number_of_iterations_ne_max, dump_affine_iv): New functions.
15372 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15373 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15374 difference of initial and final value of control iv to validate
15376 (number_of_iterations_cond): Add loop parameter. Determine bounds
15377 on the difference of the extremes of the control iv. Add dumps.
15378 (expand_simple_operations): Handle phi nodes.
15379 (simplify_using_initial_conditions): Do not record used conditions.
15380 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15381 Do not set additional_info.
15382 (implies_nonnegative_p, implies_ge_p): Removed.
15383 (derive_constant_upper_bound): Do not use parameter `additional'.
15384 (record_estimate): Parameter `additional' removed. Parameter
15385 `i_bound' added. Do not call derive_constant_upper_bound.
15386 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15387 bound the number of iterations estimate.
15388 (estimate_numbers_of_iterations_loop): Pass the estimate from
15389 the number of iterations analysis to record_estimate.
15390 * tree.h (multiple_of_p): Declare.
15391 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15392 (scev_const_prop): Do not check expression_expensive_p.
15393 * fold-const.c (multiple_of_p): Exported.
15394 * double-int.c (double_int_mask): Exported.
15395 * double-int.h (double_int_mask): Declare.
15396 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15397 field. Added max field.
15399 2007-03-13 David Taylor <taylor@candd.org>
15402 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15405 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15408 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15409 two unamed patterns.
15411 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/i386.opt (mcx16, msahf): New options.
15414 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15415 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15417 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15418 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15419 Output -mcx16 and -msahf options when corresponding bit is set.
15421 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15422 and -msahf options.
15424 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15426 * configure.ac: Test for assembler tolerance to # 0 "".
15427 * configure, config.in: Rebuilt.
15428 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15430 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15432 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15434 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15435 (handle_syscall): Handle direct system calls.
15436 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15438 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15440 * doc/invoke.texi: Fix cpp.info cross-reference.
15441 * doc/passes.texi: Fix gcc.info cross-reference.
15443 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15445 PR tree-optimization/30835
15446 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15447 bb_for_stmt is not NULL before accessing it.
15449 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15451 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15454 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15457 * doc/install.texi: Document --enable-stage1-languages
15459 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15461 * tree-pass.h (pass_into_cfg_layout_mode,
15462 pass_outof_cfg_layout_mode): Declare.
15463 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15464 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15465 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15466 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15468 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15470 * c-decl.c (warn_variable_length_array): New function.
15471 Refactored from grokdeclarator to handle warn_vla
15472 and handle unnamed array case.
15473 (grokdeclarator): Refactored VLA warning case.
15474 * c.opt (Wvla): New flag.
15475 * doc/invoke.texi (Wvla): New warning.
15477 2007-03-12 Richard Henderson <rth@redhat.com>
15479 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15480 (TARGET_SECTION_TYPE_FLAGS): New.
15482 2007-03-12 Richard Henderson <rth@redhat.com>
15484 * config/darwin.c (machopic_reloc_rw_mask): New.
15485 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15486 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15488 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15490 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15491 * cppdefault.h (cpp_PREFIX): Document.
15492 (cpp_PREFIX_len): Likewise.
15493 (cpp_EXEC_PREFIX): New variable.
15494 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15495 * c-incpath.c (add_standard_paths): Correct logic for relocating
15496 paths within prefix.
15498 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15500 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15501 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15503 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15504 fix_truncdfdi_sse using SSEMODEF mode macro.
15505 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15506 fix_truncdfsi_sse using SSEMODEF mode macro.
15507 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15508 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15510 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15512 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15513 elfos.h to tm_file.
15515 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15517 * tree.h : Add multiple_of_p declaration.
15518 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15519 * ipa-type-escape.c (results_of_malloc): Redundant.
15520 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15521 (cast_type): Extended with new members.
15522 (check_cast): Returns cast_type.
15523 (cast): New structure for data of walk_use_def_chains.
15524 (is_malloc_result, is_cast_from_non_pointer_1,
15525 is_cast_from_non_pointer,
15526 is_array_access_through_pointer_and_index): New functions.
15527 (look_for_casts): Returns cast types.
15528 (check_call): Returns void.
15529 (okay_pointer_operation): Use support of pointer plus index,
15530 pointer plus constant and allow all multiplications.
15532 2007-03-11 Richard Guenther <rguenther@suse.de>
15534 PR tree-optimization/31115
15535 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15536 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15537 A shift count of zero is not special as with *_DIV_EXPR.
15538 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15541 2007-03-11 Ian Lance Taylor <iant@google.com>
15543 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15544 the *_DIV_EXPR codes correctly with overflow infinities.
15546 2007-03-11 Ira Rosen <irar@il.ibm.com>
15548 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15549 indicate success/failure of the analysis. Add negation to subtrahend
15550 in case of subtraction. Fail if both operands contain constants.
15551 (create_data_ref): Fail if analyze_offset fails.
15553 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15555 * config/i386/i386.md (frndintxf2): Rename to ...
15556 (rintxf2): ... this. Remove expander having same name.
15557 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15558 (roundsf2, rounddf2): Ditto.
15559 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15560 (lround<mode>di2, lround<mode>si2): Ditto.
15562 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15564 * lower-subreg.c: Include except.h.
15565 (decompose_multiword_subregs): Verify that the only control flow
15566 insns we can split are loads to multi-words pseudos.
15567 Handle breaking such blocks after splitting, instead of calling
15568 find_many_sub_basic_blocks.
15570 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15571 on the new basic block. Add a lengthy comment explaining why we
15572 thought this was necessary.
15573 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15575 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15578 * tree.c (walk_type_fields): Recurse into the element type of
15579 ARRAY_TYPEs if there is a pointer set.
15581 2007-03-10 Dirk Mueller <dmueller@suse.de>
15583 * c-common.c (warn_logical_operator): Fix condition.
15585 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15587 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15589 * config/darwin.c (machopic_select_section): Remove superfluous
15590 argument in call to categorize_decl_for_section. Remove unused
15593 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15595 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15597 * configure: Regenerate.
15599 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15602 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15603 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15604 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15605 Add LABEL_NUSES to emitted label.
15606 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15607 branch probability value to emitted jump insn.
15608 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15609 Do not check life information and do not re-arrange input operands
15610 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15612 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15614 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15615 the change of decode_asm_operands.
15617 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15619 * mode-switching.c (create_pre_exit): Skip blockage insn.
15621 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15623 * tree-pass.h (TODO_update_smt_usage): Remove.
15625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15629 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15631 * pa.c (attr_length_call): Revise condition for long
15632 pc-relative branch.
15633 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15634 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15635 sequence on SOM target.
15637 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15639 * gcc.c: Document %{, in big comment at top.
15640 (input_suffix_matches): Remove special handling for .s and
15642 (input_spec_matches): New.
15643 (handle_braces): Handle %{,.
15644 (validate_switches): ',' indicates a value which is not a switch.
15645 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15646 to detect assembler input.
15647 * config/i386/sol2.h (CPP_SPEC): Likewise.
15648 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15649 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15650 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15651 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15652 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15653 -m64 causes deployment target to default to 10.5.
15654 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15656 2007-03-09 Richard Henderson <rth@redhat.com>
15659 * target.h (targetm.asm.out.reloc_rw_mask): New.
15660 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15661 (TARGET_ASM_OUT): Use it.
15662 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15663 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15664 use the new reloc_rw_mask target hook instead.
15665 (default_section_type_flags_1): Merge into...
15666 (default_section_type_flags): ... here.
15667 (decl_readonly_section_1): Merge into...
15668 (decl_readonly_section): ... here.
15669 (default_elf_select_section_1): Merge into...
15670 (default_elf_select_section): ... here.
15671 (default_unique_section_1): Merge into...
15672 (default_unique_section): ... here.
15673 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15674 (default_select_rtx_section): Use it.
15675 (default_elf_select_rtx_section): Likewise.
15676 * output.h: Update to match.
15677 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15678 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15679 (TARGET_ASM_RELOC_RW_MASK): New.
15680 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15681 to categorize_decl_for_section.
15682 (x86_64_elf_unique_section): Likewise.
15683 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15684 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15685 (TARGET_ASM_RELOC_RW_MASK): New.
15686 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15687 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15688 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15689 (TARGET_RWRELOC): Remove.
15690 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15691 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15692 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15693 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15694 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15695 (rs6000_xcoff_select_section): Use decl_readonly_section.
15696 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15697 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15698 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15699 (TARGET_SECTION_TYPE_FLAGS): Remove.
15700 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15702 2007-03-09 Roger Sayle <roger@eyesopen.com>
15704 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15705 complex constant equality/inequality comparisons for here.
15706 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15707 known at compile-time or can be simplified to a scalar comparison.
15708 (fold_relational_const): Move compile-time evaluation of complex
15709 constant equality/inequality comparisons to here.
15711 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15713 PR rtl-optimization/30643
15714 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15716 (fold_rtx): Recurse, like before 2006-11-03.
15718 2007-03-09 DJ Delorie <dj@redhat.com>
15720 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15723 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15725 PR tree-optimization/30375
15726 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15727 LHS of statements is not the same.
15728 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15730 2007-03-09 Chao-ying Fu <fu@mips.com>
15732 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15734 * doc/invoke.texi (-mdspr2): Document new option.
15735 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15736 New unspec for DSP REV 2.
15737 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15738 these instructions are extended in DSP REV 2.
15739 (mips-dspr2.md): Include.
15740 * config/mips/mips.opt (mdspr2): New option.
15741 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15742 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15743 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15744 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15745 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15746 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15747 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15749 (bdesc_map): Add one field of unsupported_target_flags.
15750 (bdesc_arrays): Update entries to have extra fields. Add
15752 (mips_init_builtins): Initialize new function types.
15753 Check unsupported_target_fileds to filter out builtins.
15754 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15756 (ASM_SPEC): Pass mdspr2 to the assembler.
15757 * config/mips/mips-dspr2.md: New file.
15759 2007-03-09 Sa Liu <saliu@de.ibm.com>
15761 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15763 2007-03-09 Ian Lance Taylor <iant@google.com>
15765 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15766 argument) like -Wstrict-overflow=2.
15767 * doc/invoke.texi (Warning Options): Update documentation.
15769 2007-03-09 Dirk Mueller <dmueller@suse.de>
15772 * doc/invoke.texi (-Wlogical-op): Document.
15773 * common.opt (-Wlogical-op): New.
15774 * c-common.h (warn_logical_operator): Declare.
15775 * c-common.c (warn_logical_operator): Define.
15776 * c-typeck.c (parser_build_binary_op): Call
15777 warn_logical_operator.
15779 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15781 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15782 * final.c (final_scan_insn): Test for non-"" file name.
15784 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15786 * doc/loop.texi: Document the Omega linear constraints solver.
15787 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15788 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15789 omega-hash-table-size, omega-max-keys, and
15790 omega-eliminate-redundant-constraints.
15791 * tree-pass.h (pass_check_data_deps): Declared.
15794 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15795 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15796 pass_check_data_deps): New.
15797 * tree-data-ref.c (init_data_ref): Remove declaration.
15798 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15799 (analyze_array): Renamed init_array_ref, move up initializations.
15800 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15801 Removed arguments that are set to NULL.
15802 (analyze_indirect_ref): Correct indentation, correct call to
15804 (object_analysis): Call init_array_ref instead of analyze_array.
15805 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15806 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15807 of DR_ACCESS_FNS_ADDR.
15808 (init_omega_eq_with_af, omega_extract_distance_vectors,
15809 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15810 ddr_consistent_p): New.
15811 (compute_affine_dependence): Check consistency of ddrs when
15812 flag_check_data_deps is passed.
15813 (analyze_all_data_dependences): Uncomment.
15814 (tree_check_data_deps): New.
15815 * tree-data-ref.h: Include omega.h.
15816 (DR_ACCESS_FNS_ADDR): Removed.
15817 (data_dependence_relation): Add inner_loop.
15818 (DDR_INNER_LOOP): New.
15819 * common.opt (fcheck-data-deps): New.
15820 * tree-flow.h (tree_check_data_deps): Declare.
15821 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15822 (OBJS-common): Depend on omega.o.
15824 * passes.c (pass_check_data_deps): Scheduled.
15825 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15826 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15827 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15828 PARAM_VECT_MAX_VERSION_CHECKS,
15829 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15831 2007-03-09 Richard Guenther <rguenther@suse.de>
15833 PR tree-optimization/30904
15834 PR middle-end/31058
15835 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15836 the same way as *_DIV_EXPR.
15838 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15840 * recog.c (decode_asm_operands): No mixed declarations and code.
15842 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15844 * rtl.def (ASM_INPUT): Add location.
15845 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15846 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15847 (decode_asm_operands): Add loc operand.
15848 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15849 * stmt.c (expand_asm): Rename to...
15850 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15851 gen_rtx_ASM_INPUT_loc.
15852 (expand_asm_expr): Adjust.
15853 * recog.c (decode_asm_operands): Add loc operand.
15854 (check_asm_operands, extract_insn): Adjust.
15855 * reload1.c (maybe_fix_stack_asms): Likewise.
15856 * final.c (asm_insn_count): Likewise.
15857 (final_scan_insn): Output # line before and after asm.
15859 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15861 * tree-ssa-structalias.c (variable_info): Remove
15863 (new_var_info): Ditto.
15864 (shared_bitmap_info_t): New structure.
15865 (shared_bitmap_table): New variable.
15866 (shared_bitmap_hash): New function.
15867 (shared_bitmap_eq): Ditto
15868 (shared_bitmap_lookup): Ditto.
15869 (shared_bitmap_add): Ditto.
15870 (merge_smts_into): Change to take bitmap directly.
15871 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15872 (init_alias_vars): Init shared bitmap hashtable.
15873 (delete_points_to_sets): Delete shared bitmap hashtable.
15874 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15875 is_aliased removal as a change that was still necessary was
15878 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15880 * config/i386/i386.h (override_options): Conditionally disable
15881 x86_sahf for 64bit targets only.
15883 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15886 * c-decl.c (merge_decls): Don't call make_var_volatile.
15887 * varasm.c (make_var_volatile): Remove.
15888 * output.h (make_var_volatile): Remove.
15890 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15892 PR tree-optimization/31085
15893 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15895 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15897 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15898 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15899 ATTR_CONST_NOTHROW_LIST.
15901 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15904 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15906 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15908 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15911 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15913 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15914 passed, use shared libgcc.
15916 2007-03-08 Roger Sayle <roger@eyesopen.com>
15918 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15919 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15920 (honor_protect_cleanup_actions, lower_try_finally_switch):
15922 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15923 ifc_temp_var): Likewise.
15924 * tree-inline.c (setup_one_parameter): Likewise.
15925 * tree-mudflap.c (mf_decl_cache_locals,
15926 mf_build_check_statement_for): Likewise.
15927 * tree-nested.c (init_tmp_var, save_tmp_var,
15928 finalize_nesting_tree_1): Likewise.
15929 * tree-outof-ssa.c (insert_copy_on_edge,
15930 insert_backedge_copies): Likewise.
15931 * tree-profile.c (tree_gen_edge_profiler,
15932 tree_gen_ic_profiler): Likewise.
15933 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15934 * tree-sra.c (sra_build_assignment): Likewise.
15935 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15936 * tree-ssa-math-opts.c (insert_reciprocals,
15937 execute_cse_sincos_1): Likewise.
15938 * tree-tailcall.c (adjust_accumulator_values,
15939 adjust_return_value): Likewise.
15940 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15941 * tree-vect-transform.c (vect_create_data_ref_ptr,
15942 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15943 vect_create_epilog_for_reduction, vectorizable_reduction,
15944 vectorizable_call, vectorizable_conversion,
15945 vectorizable_assignment, vectorizable_operation,
15946 vectorizable_type_demotion, vect_gen_widened_results_half,
15947 vect_permute_store_chain, vectorizable_store,
15948 vect_setup_realignment, vect_permute_load_chain,
15949 vectorizable_load, vectorizable_condition,
15950 vect_create_cond_for_align_checks): Likewise.
15951 * tree-vrp.c (build_assert_expr_for): Likewise.
15953 2007-03-08 Ian Lance Taylor <iant@google.com>
15955 * tree-vrp.c: Include "intl.h".
15956 (usable_range_p): New static function.
15957 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15958 overflowed values, juts set *strict_overflow_p.
15959 (compare_values): Only return -2 if one of the operands is not a
15961 (compare_ranges): Call usable_range_p.
15962 (compare_range_with_value): Likewise.
15963 (vrp_evaluate_conditional_warnv): Rename from
15964 vrp_evaluate_conditional. Make static. Change all callers.
15965 (vrp_evaluate_conditional): New function.
15966 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15967 on signed overflow.
15968 (simplify_abs_using_ranges): Likewise.
15969 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15970 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15971 within_stmt parameter.
15972 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15973 vrp_evaluate_conditional.
15974 * tree-ssa-threadedge.c
15975 (record_temporary_equivalences_from_stmts_at_dest): Change
15976 simplify parameter to take a second tree parameter.
15977 (simplify_control_stmt_condition): Likewise.
15978 (thread_across_edge): Likewise.
15979 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15980 (thread_across_edge): Likewise.
15981 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15983 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15985 * config/i386/i386.h (TARGET_SAHF): New define.
15986 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15987 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15988 (x86_sahf): New global variable.
15989 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15990 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15991 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15992 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15994 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15995 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15996 when expanding fcomi/sahf based tests.
15997 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15998 expanding sahf based alternative. Emit sahf based sequence when
15999 optimizing for code size.
16000 * config/i386/i386.md (x86_sahf_1): Do not disable for
16001 TARGET_64BIT, enable for TARGET_SAHF.
16003 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16005 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16006 spurious whitespace from error message.
16008 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16011 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16013 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16015 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16017 * tree-sra.c (instantiate_element): Propagate disabled warnings
16018 from the element itself to the created variable.
16020 2007-03-07 Richard Henderson <rth@redhat.com>
16023 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16024 silently fix up the stack in the case of a missing register.
16026 2007-03-07 Paul Brook <paul@codesourcery.com>
16028 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16030 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16032 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16034 (phase1_vrs): Use them.
16035 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16036 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16037 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16038 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16039 __gnu_Unwind_Restore_WMMXC if required.
16040 (_Unwind_VRS_Pop): Implement iWMMXt support.
16041 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16042 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16043 gnu_Unwind_Save_WMMXC): Define.
16045 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16047 * config/vxworks.h (vxworks_override_options): Declare.
16048 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16049 * config/vxworks.c: Include target.h and toplev.h.
16050 (vxworks_override_options): New function.
16051 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16053 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16055 * config/s390/s390.c (override_options): Don't emit an error when
16056 -mstack-size is used without providing -mstack-guard.
16057 (s390_emit_prologue): Choose stack_guard value automatically if not
16058 provided via command line.
16059 * doc/invoke.texi: Adjust description of -mstack-guard and
16062 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16064 * config/i386/i386.c (output_set_got): Add a GOT initialization
16065 sequence for VxWorks PIC.
16066 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16067 around labels as well as symbols. Use gotoff_operand instead
16068 of local_symbolic_operand.
16069 (legitimize_pic_address): Use gotoff_operand instead of
16070 local_symbolic_operand. Use @GOT accesses for labels as
16072 (ix86_output_addr_diff_elt): Use PC-relative rather than
16073 GP-relative offsets for VxWorks PIC.
16074 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16075 no_new_pseudos. Check whether the returned register is op0.
16076 * config/i386/i386.md (tablejump): Use PC-relative rather than
16077 GP-relative offsets for VxWorks PIC.
16078 * config/i386/predicates.md (gotoff_operand): New predicate.
16080 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16082 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16084 * config/vxworks-dummy.h: New file.
16085 * config/i386/i386.h: Include it.
16087 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16089 * dwarf2out.c (is_inlined_entry_point): New
16090 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16091 DW_AT_ranges if the first subblock is the entry point.
16093 2007-03-06 David Daney <ddaney@avtrex.com>
16095 * doc/install.texi (mips-*-*): Change recommended binutils
16098 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16100 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16101 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16104 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16106 2007-03-06 Jan Hubicka <jh@suse.cz>
16108 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16109 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16111 (probably_cold_bb_p): Cold functions are cold.
16112 (probably_never_executed_bb_p): Cold functions are cold.
16113 (tree_bb_level_predictions): Predict calls to cold functions as not
16115 (compute_function_frequency): Check hot/cold attributes.
16116 * function.h (function_frequency): Update comments.
16117 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16118 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16119 (c_common_att): Add cold and hot.
16121 * doc/extend.texi (hot,cold attributes): Document.
16123 2007-03-06 Andrew Haley <aph@redhat.com>
16125 * function.c (expand_function_end): Move blockage to just after we
16126 emit the label for the naked return from the function.
16128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16130 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16133 2007-03-06 Jan Hubicka <jh@suse.cz>
16135 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16136 loaded for constant large models. Non-large 64bit PIC can do.
16137 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16138 * cmodel.h: Add LARGE PIC.
16139 * i386.md (UNSPEC_PLTOFF): New.
16140 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16142 (*call_1_rex64): Disable for large models.
16143 (*call_1_rex64_large): New.
16144 (*call_value_1_rex64): Disable for large models.
16145 (*call_value_1_rex64_large): New.
16146 (set_rip_rex4): New.
16147 (set_got_offset_rex64): New.
16148 * predicates.md (constant_call_address_operand): For large model
16149 constant calls are not possible.
16150 * i386-protos.h (construct_plt_address): Declare.
16151 * i386.c (override_options): Accept large models.
16152 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16153 (legitimate_constant_p): Add new UNSPECs.
16154 (legitimate_pic_operand_p): Likewise.
16155 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16156 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16158 (output_pic_addr_const): Add PLTOFF.
16159 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16160 (ix86_expand_move): Legitimize pic address when in PIC mode.
16161 (construct_plt_address): New function.
16162 (ix86_expand_call): Offload the address to register and use GOT
16163 pointer for large model.
16164 * invoke.texi (mcmodel=large): Update documentation.
16166 2007-03-06 Richard Henderson <rth@redhat.com>
16168 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16169 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16170 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16171 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16172 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16173 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16174 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16175 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16176 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16177 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16178 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16179 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16180 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16181 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16182 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16183 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16184 x86_schedule, x86_use_bt, x86_pad_returns,
16185 x86_use_xchgb): Merge into ...
16186 (ix86_tune_features): ... here. New array.
16187 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16188 x86_bswap): Merge into ...
16189 (ix86_arch_features): ... here. New array.
16190 (x86_3dnow_a): Remove.
16191 (x86_accumulate_outgoing_args): Make static.
16192 (x86_arch_always_fancy_math_387): Make static.
16193 (ix86_tune_mask, ix86_arch_mask): Move ...
16194 (override_options): ... to local variables here. Apply the
16195 appropriate mask to each element of ix86_arch_features and
16196 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16197 as were done in the old macros.
16198 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16199 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16200 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16201 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16202 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16203 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16204 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16205 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16206 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16207 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16208 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16209 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16210 x86_accumulate_outgoing_args, x86_prologue_using_move,
16211 x86_epilogue_using_move, x86_decompose_lea,
16212 x86_arch_always_fancy_math_387, x86_shift1,
16213 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16214 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16215 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16216 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16217 x86_use_incdec, x86_pad_returns, x86_bswap,
16218 x86_partial_flag_reg_stall): Remove.
16219 (enum ix86_tune_indices): New.
16220 (ix86_tune_features): New.
16221 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16222 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16223 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16224 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16225 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16226 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16227 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16228 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16229 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16230 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16231 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16232 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16233 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16234 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16235 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16236 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16237 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16238 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16239 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16240 TARGET_EXT_80387_CONSTANTS): Use it.
16241 (enum ix86_arch_indices): New.
16242 (ix86_arch_features): New.
16243 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16244 TARGET_BSWAP): Use it.
16245 (ix86_tune_mask, ix86_arch_mask): Remove.
16247 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16250 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16251 Define using $${sysroot_headers_suffix}.
16252 * configure: Regenerate.
16253 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16254 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16256 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16257 * gcc.c (print_sysroot_headers_suffix): New.
16258 (option_map): Include --print-sysroot-headers-suffix.
16259 (display_help): Mention -print-sysroot-headers-suffix.
16260 (process_command): Handle -print-sysroot-headers-suffix.
16261 (do_spec_1): Append multilib directory to include-fixed path if
16262 sysroot suffixes in use.
16263 (main): Handle -print-sysroot-headers-suffix.
16264 * Makefile.in (start.encap): Don't depend on xlimits.h
16265 (xlimits.h): Remove.
16266 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16267 limits.h for each multilib in fixinc_list.
16268 (fixinc_list, s-fixinc_list): New.
16269 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16270 generate them for each multilib in fixinc_list.
16271 (stmp-fixproto): Use include-fixed. Run fixproto for each
16272 multilib in fixinc_list.
16273 (mostlyclean): Don't remove xlimits.h.
16274 (clean): Remove include-fixed.
16275 (real-install-headers-tar, real-install-headers-cpio,
16276 real-install-headers-cp): Don't copy include, only include-fixed.
16277 (install-mkheaders): Depend on fixinc_list. Don't depend on
16278 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16279 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16280 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16282 2007-03-06 Jan Hubicka <jh@suse.cz>
16284 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16289 * configure.ac: Allow tm_file to contain build-directory files.
16290 * configure: Regenerate.
16291 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16292 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16293 * config/m68k/print-sysroot-suffix.sh: New file.
16295 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16297 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16298 of pic_offset_table_rtx if reload_completed.
16299 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16300 PIC_OFFSET_TABLE_REGNUM.
16301 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16303 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16304 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16308 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16309 functions that call eh_return.
16311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16313 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16314 functions that need a constant pool.
16316 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16319 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16320 (m68k_preferred_reload_class): Likewise.
16321 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16322 (SECONDARY_RELOAD_CLASS): Define.
16323 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16324 (LIMIT_RELOAD_CLASS): Delete.
16325 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16326 registers from storing bytes.
16327 (m68k_secondary_reload_class): New function.
16328 (m68k_preferred_reload_class): Likewise.
16330 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16332 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16334 (m68k_expand_prologue): Likewise.
16336 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16338 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16339 (mips_expand_epilogue): Add a bool parameter.
16340 (m68k_legitimize_sibcall_address): Declare.
16341 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16342 (m68k_expand_epilogue): Add a parameter to select between sibling
16343 and normal epilogues. Only generate a return for the latter.
16344 (m68k_ok_for_sibcall_p): New function.
16345 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16346 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16347 (sibcall_value, *sibcall_value): Likewise.
16348 (*call, *call_value): Require !SIBLING_CALL_P.
16349 (epilogue): Update call to m68k_expand_epilogue.
16350 (sibcall_epilogue): New pattern.
16351 * config/m68k/predicates.md (const_call_operand): Say that this
16352 predicate applies to sibling calls too.
16353 (sibcall_operand): New predicate.
16355 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16357 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16358 alternatives as movsi_cf.
16359 (movsf_cf_hard): Add commentary.
16361 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16362 Richard Sandiford <richard@codesourcery.com>
16364 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16365 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16366 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16367 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16368 as being live on exit from an interrupt function.
16369 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16370 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16371 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16372 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16373 (m68k_interrupt_function_p): Globalize.
16374 (m68k_compute_frame_layout): Remove reverse mask code.
16375 (m68k_emit_movem, m68k_set_frame_related): New functions.
16376 (m68k_output_function_prologue): Delete in favor of...
16377 (m68k_expand_prologue): ...this new function.
16378 (m68k_output_function_epilogue): Delete in favor of...
16379 (m68k_expand_epilogue): ...this new function.
16380 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16382 (print_operand): Handle %?.
16383 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16384 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16385 (prologue, epilogue): New patterns.
16386 (return): Turn into a define_expand.
16387 (*return): New pattern, derived from old "return" pattern. Use rte
16388 rather than rts for interrupt functions. Only use rtd if the pop
16390 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16391 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16392 (link, *link, unlink, *unlink, load_got): Likewise.
16394 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16398 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16399 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16400 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16401 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16402 and m68k_matches_u_p.
16403 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16404 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16405 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16406 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16407 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16408 (REG_STRICT_P): New macro.
16409 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16410 PCREL_GENERAL_OPERAND_OK.
16411 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16412 m68k_legitimate_base_reg_p.
16413 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16414 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16415 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16416 * config/m68k/m68k.c (m68k_address): New structure.
16417 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16418 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16419 (m68k_jump_table_ref_p, m68k_decompose_address)
16420 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16421 (m68k_matches_u_p): New functions.
16422 (print_operand_address): Rewrite to use m68k_decompose_index.
16424 2007-03-05 David Taylor <dtaylor@emc.com>
16426 * gcc.c: Correct copyright date in --version output.
16428 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16430 * pa.md: In unamed move patterns, disparge copies between general
16431 and floating point registers using '?' modifier. Don't include 'f'
16432 constraint for register preferences in DImode, SImode, HImode and
16433 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16434 Remove constraints for copies between general and floating registers
16435 in soft-float DFmode pattern.
16436 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16440 2007-03-05 Mike Stump <mrs@apple.com>
16442 * c-common.c (targetcm): Add.
16443 * c-opts.c (c_common_handle_option): Handle language specific
16445 * opts.c (handle_option): Verify language for target options, if
16447 * opth-gen.awk: Add CL_LANG_ALL.
16448 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16449 (TARGETCM_INITIALIZER): Add.
16450 * target.h (struct gcc_targetcm): Add.
16452 * targhooks.c (default_handle_c_option): Add.
16453 * targhooks.h (default_handle_c_option): Add.
16454 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16456 * config/darwin.opt (iframework): Add.
16457 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16458 * config/darwin-c.c (handle_c_option): Add.
16459 (TARGET_HANDLE_C_OPTION): Add.
16461 * doc/invoke.texi (Darwin Options): Add -iframework.
16463 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16465 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16468 2007-03-05 Ian Lance Taylor <iant@google.com>
16470 * c.opt (fgnu89-inline): New option.
16471 * c-opts.c (c_common_post_options): Set default value for
16473 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16474 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16476 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16477 (grokdeclarator, start_function): Likewise.
16478 * c-cppbuiltin.c (c_cpp_builtins): Define either
16479 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16480 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16481 (C Dialect Options): Document -fgnu89-inline.
16482 * doc/extend.texi (Function Attributes): Explain what the
16483 gnu_inline attribute does.
16484 * doc/cpp.texi (Common Predefined Macros): Document
16485 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16487 2007-03-05 Ian Lance Taylor <iant@google.com>
16489 PR tree-optimization/31034
16490 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16491 half-range if the other side is an overflow infinity.
16493 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16495 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16496 (bfin*-linux-uclibc*): New configuration.
16497 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16499 * config/bfin/linux.h: New file.
16500 * config/bfin/libgcc-bfin.ver: New file.
16501 * config/bfin/t-bfin-uclinux: New file.
16502 * config/bfin/t-bfin-linux: New file.
16503 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16504 (TARGET_OS_CPP_BUILTINS): New macro.
16506 2007-03-05 Richard Guenther <rguenther@suse.de>
16508 * fold-const.c (fold_binary): Remove duplicate folding
16509 of comparison of non-null ADDR_EXPR against null.
16511 2007-03-05 Richard Guenther <rguenther@suse.de>
16512 Dorit Nuzman <dorit@il.ibm.com>
16514 PR tree-optimization/26420
16515 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16516 are no loops in the function. Only print the number of
16517 vectorized loops if it is greater than zero or we are supposed
16518 to print information about unvectorized loops.
16520 2007-03-05 Revital Eres <eres@il.ibm.com>
16522 * gcc.dg/var-expand1.c: New test.
16523 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16524 when an accumulator is expanded.
16526 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16529 * c-common.c (convert_and_check): Don't give warnings for
16530 conversion if 'expr' already overflowed.
16532 2007-03-04 Roger Sayle <roger@eyesopen.com>
16534 PR middle-end/30744
16535 * fold-const.c (fold_comparison): Enforce type consistency when
16536 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16538 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16540 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16541 containing a cast to the base of TARGET_MEM_REF.
16543 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16545 * tree.c (tree_contains_struct_check_failed): Remove spurious
16546 whitespace from error message.
16548 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16551 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16552 instead of precision.
16554 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16555 Nathan Sidwell <nathan@codesourcery.com>
16557 * emit-rtl.c (find_auto_inc): New.
16558 (try_split): recreate REG_INC notes,
16559 Use regular for loops rather than whiles.
16561 2007-03-03 Andreas Schwab <schwab@suse.de>
16563 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16564 * configure: Regenerate.
16566 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16568 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16569 flag_rounding_math, not flag_unsafe_math_optimizations.
16571 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16573 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16574 alpha_fold_vector_minmax): Likewise.
16575 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16576 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16578 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16580 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16581 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16582 if the lhs has side-effects.
16583 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16585 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16587 * config/i386/i386.h (TUNEMASK): Remove define.
16588 (ARCHMASK): Remove define.
16589 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16590 Use ix86_arch_mask variable instead of ARCHMASK.
16591 * config/i386/i386.c (override_options): Ditto.
16592 (standard_80387_constant_p): Ditto.
16594 2007-03-02 Ian Lance Taylor <iant@google.com>
16596 Used signed infinities in VRP.
16597 * tree-vrp.c (uses_overflow_infinity): New static function.
16598 (supports_overflow_infinity): New static function.
16599 (make_overflow_infinity): New static function.
16600 (negative_overflow_infinity): New static function.
16601 (positive_overflow_infinity): New static function.
16602 (is_negative_overflow_infinity): New static function.
16603 (is_positive_overflow_infinity): New static function.
16604 (is_overflow_infinity): New static function.
16605 (overflow_infinity_range_p): New static function.
16606 (compare_values_warnv): New function split out of compare_values.
16607 (compare_value): Call it.
16608 (set_value_range_to_nonnegative): Add overflow_infinity
16609 parameter. Change caller.
16610 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16612 (vrp_expr_computes_nonzero): Likewise.
16613 (compare_ranges, compare_range_with_value): Likewise.
16614 (compare_name_with_value, compare_names): Likewise.
16615 (vrp_evaluate_conditional): Likewise.
16616 (set_value_range): Handle infinity
16617 (vrp_operand_equal_p, operand_less_p): Likewise.
16618 (extract_range_from_assert): Likewise.
16619 (vrp_int_const_binop): Likewise.
16620 (extract_range_from_binary_expr): Likewise.
16621 (extract_range_from_unary_expr): Likewise.
16622 (extract_range_from_comparison): Likewise.
16623 (extract_range_from_expr): Likewise.
16624 (dump_value_range): Likewise.
16625 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16626 (test_for_singularity): Likewise.
16627 (vrp_int_const_binop): Remove inline qualifier.
16628 (adjust_range_with_scev): Add comment.
16629 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16631 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16633 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16634 (get_constraint_for): Likewise.
16635 (do_structure_copy): Likewise.
16636 (find_func_aliases): Fix references to MODIFY_EXPR.
16637 (intra_create_variable_infos): Tidy.
16638 * tree-ssa-operands.c (add_virtual_operand): Add argument
16640 When adding members of alias sets, if IS_CALL_SITE is true and
16641 the symbol is not call-clobbered, skip it.
16642 Adjust all callers.
16644 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16646 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16647 entry by means of emit_insn_at_entry.
16649 2007-03-02 Richard Henderson <rth@redhat.com>
16651 * expr.h (promoted_input_arg): Remove decl.
16652 * function.c (promoted_input_arg): Merge into ...
16653 * combine.c (setup_incoming_promotions): ... only caller.
16654 Rearrange to avoid double loop.
16656 2007-03-02 Ben Elliston <bje@au.ibm.com>
16657 Peter Bergner <bergner@vnet.ibm.com>
16658 Janis Johnson <janis187@us.ibm.com>
16660 * config/rs6000/dfp.md: New file.
16661 * config/rs6000/rs6000.md: Include dfp.md.
16662 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16663 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16664 and TDmode decimal float modes in FP registers.
16665 (num_insns_constant): Likewise.
16666 (rs6000_legitimate_offset_address_p): Likewise.
16667 (rs6000_legitimize_address): Likewise.
16668 (rs6000_legitimize_reload_address): Likewise.
16669 (rs6000_legitimate_address): Likewise.
16670 (rs6000_emit_move): Likewise.
16671 (function_arg_boundary): Likewise.
16672 (function_arg_advance): Likewise.
16673 (rs6000_darwin64_record_arg_recurse): Likewise.
16674 (function_arg): Likewise.
16675 (rs6000_gimplify_va_arg): Likewise.
16676 (rs6000_split_multireg_move): Likewise.
16677 (rs6000_output_function_epilogue): Likewise.
16678 (rs6000_output_function_epilogue): Likewise.
16679 (rs6000_register_move_cost): Likewise.
16680 (rs6000_function_value): Likewise.
16681 (rs6000_libcall_value): Likewise.
16683 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16685 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16687 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16689 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16690 Use $MULTIDIR to choose between the kernel and RTP headers,
16691 and use $WIND_BASE and $WIND_USR to locate them.
16693 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16695 * config/i386/i386.c (override_options): Put initialization of
16696 ix86_tune_mask and ix86_arch_mask to the correct place.
16698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16699 Michael Meissner <michael.meissner@amd.com>
16702 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16703 (ARCHMASK): Define.
16704 (TARGET_CMOVE): Use ARCHMASK.
16705 (TARGET_CMPXCHG): Ditto.
16706 (TARGET_CMPXCHG8B): Ditto.
16707 (TARGET_XADD): Ditto.
16708 (TARGET_BSWAP): Ditto.
16709 * config/i386/i386.c (ix86_tune_mask): New global variable.
16710 (ix86_arch_mask): Ditto.
16711 (override_options): Initialize ix86_tune_mask and
16712 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16715 2007-03-02 Ben Elliston <bje@au.ibm.com>
16718 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16720 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16722 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16723 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16724 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16725 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16727 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16728 rs6000_init_dwarf_reg_sizes_extra): New.
16729 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16730 SPE register high parts.
16732 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16734 * Makefile.in: Add install-pdf target as
16735 copied from automake v1.10 rules.
16736 * configure.ac: Add install-pdf to target list.
16737 * configure: Regenerate.
16739 2007-03-01 Paul Brook <paul@codesourcery.com>
16741 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16742 modes to LDRD for DImode.
16743 (output_move_double): Fixup out of range ldrd/strd.
16744 (vfp_secondary_reload_class): Rename...
16745 (coproc_secondary_reload_class): ... to this. Add wb argument.
16746 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16747 coproc_secondary_reload_class for CLASS_IWMMXT.
16748 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16749 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16751 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16753 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16754 unroll factor by the estimated number of iterations.
16755 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16756 than prefetch latency.
16758 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16759 decode_caches_intel, detect_caches_intel): New functions.
16760 (host_detect_local_cpu): Use detect_caches_amd and
16761 detect_caches_intel.
16763 2007-03-01 Richard Henderson <rth@redhat.com>
16765 * expr.c (emit_move_complex_push): Export.
16766 (emit_move_complex_parts): Split out from ...
16767 (emit_move_complex): ... here.
16768 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16769 * config/i386/i386.md (movcdi): New.
16771 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16773 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16774 size of mode1 to check for tieable modes in MMX case.
16776 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16778 * Makefile.in (rtlanal.o): Depend on tree.h.
16779 * rtl.h (offset_within_section_p, split_const): Declare.
16780 * rtlanal.c: Include tree.h.
16781 (offset_within_block_p): New function, taken from
16782 mips_offset_within_object_p.
16783 (split_const): New function, taken from mips_split_const.
16784 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16786 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16787 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16788 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16789 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16790 (m68k_illegitimate_symbolic_constant_p): New function.
16791 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16792 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16793 symbolic constant that might be outside the symbol's section,
16794 move the symbol first and then add the offset.
16795 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16797 * config/mips/mips.c (mips_split_const): Delete.
16798 (mips_offset_within_object_p): Delete.
16799 (mips_symbolic_constant_p): Use offset_within_section_p and
16800 split_const instead of mips_offset_within_object_p and
16802 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16803 (mips_legitimize_const_move, print_operand_reloc)
16804 (mips_dangerous_for_la25_p): Use split_const instead of
16807 2007-02-28 Eric Christopher <echristo@apple.com>
16809 * Makefile.in (install-include-dir): Don't rm -rf include.
16811 2007-02-28 Richard Guenther <rguenther@suse.de>
16813 PR middle-end/30364
16814 * fold-const.c (fold_binary): Do not associate expressions
16815 with more than one variable for integer types that do not wrap.
16817 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16819 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16820 Delete, and replace with...
16821 (fold_builtin_call_array): This. Update callers to use it.
16822 * fold-const.c (fold_build_call_list): Delete, and replace with...
16823 (fold_build_call_array): This.
16824 (fold_build_call_list_initializer): Delete, and replace with...
16825 (fold_build_call_array_initializer): This.
16826 * tree.h: Update declarations to reflect above changes.
16828 * c-typeck.c (build_function_call): Store converted arguments
16829 in a stack-allocated array instead of building a list.
16830 (convert_arguments): Store arguments in the array passed in as an
16831 argument, and return the actual number of arguments.
16832 * c-format.c: (check_function_format): Pass arguments in an
16833 array instead of a list.
16834 * c-common.c (check_function_nonnull): Likewise.
16835 (check_function_sentinel): Likewise.
16836 (check_function_arguments): Likewise.
16837 * c-common.h: Update declarations to reflect above changes.
16839 2007-02-28 Jan Hubicka <jh@suse.cz>
16841 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16842 PRED_NEGATIVE_RETURN): Update outcomes.
16844 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16846 * calls.c (emit_library_call_value_1): Handle partial registers
16847 correctly when building up CALL_INSN_FUNCTION_USAGE.
16849 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16851 * pa/predicates.md (move_src_operand): Allow zero for mode.
16852 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16855 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16858 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16859 *movv2df_internal): Enable pattern only for valid operand
16861 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16862 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16864 2007-02-27 Mike Stump <mrs@apple.com>
16866 * config/darwin-crt3.c: Avoid compilation when compiling for a
16869 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16871 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16873 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16874 for fixed headers and limits.h.
16875 (install-include-dir, install-headers-tar, install-headers-cpio,
16876 install-headers-cp, real-install-headers-tar,
16877 real-install-headers-cpio, real-install-headers-cp): Handle
16878 include-fixed as well as include.
16879 (install-mkheaders): Don't install files that go only in include
16881 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16882 from GCC_INCLUDE_DIR.
16883 * gcc.c (process_command): Remove special -BstageN/ handling.
16884 (do_spec_1): Add include-fixed directories.
16886 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16888 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16890 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16892 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16895 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16897 * c-common.c (get_priority): Add check for
16898 SUPPORTS_INIT_PRIORITY.
16900 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16902 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16904 * config/bfin/bfin.c: Include "cfglayout.h".
16905 (MAX_LSETUP_DISTANCE): New macro.
16906 (struct loop_info): New members incoming, incoming_src and
16907 incoming_dest. Delete member predecessor.
16908 (length_for_loop): New function.
16909 (bfin_optimize_loop): Handle more different loop structures.
16910 (bfin_discover_loop): Rework detection of predecessor blocks by
16911 examining incoming edges.
16912 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16914 (bfin_reorder_loops): New function.
16915 (bfin_reorg_loops): Use these three new functions.
16917 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16918 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16919 (CONSTRAINT_LEN): Add entry for 'q'.
16920 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16921 Add 'q' constraints.
16922 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16923 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16925 * config/bfin/bfin.md (add_with_carry): New pattern.
16926 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16927 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16928 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16929 support unsigned multiplies too. Removed incorrect commutativity from
16930 operand 1 constraint where appropriate.
16931 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16933 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16934 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16936 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16937 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16938 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16939 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16940 usmulhisi_hh_huh): New patterns.
16942 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16943 lshifthi3): Fix output template to use half reg for operand 2.
16945 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16948 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16950 2007-02-27 Andreas Schwab <schwab@suse.de>
16952 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16954 2007-02-27 Jan Hubicka <jh@suse.cz>
16956 * predict.c (last_basic_block_p): Remove.
16957 (tree_estimate_probability): Update return heuristic for commonized
16960 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16962 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16964 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16966 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16967 * doc/cpp.texi: Standardize title page.
16968 * doc/cppinternals.texi: Likewise.
16969 * doc/gcc.texi: Standardize title page, remove version number
16970 from copyright page.
16971 * doc/gccint.texi: Likewise.
16972 * doc/install.texi: Standardize title page, add table of
16975 2007-02-26 Jan Hubicka <jh@suse.cz>
16977 * predict.def: Set outcomes according to more recent results.
16978 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16979 Remove dead predictors.
16980 * predict.c (return_prediction): Fix pasto.
16982 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16984 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16985 change; avoid a memory leak when returning early.
16987 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16989 * c-decl.c (static_ctors): Move to c-common.c.
16990 (static_dtors): Likewise.
16991 (finish_function): Use c_record_cdtor_fn.
16992 (build_cdtor): Move to c-common.c.
16993 (c_write_global_declarations): Use c_build_cdtor_fns.
16994 * c-common.h (static_ctors): Declare.
16995 (static_dtors): Likewise.
16996 (c_record_cdtor_fn): Likewise.
16997 (c_build_cdtor_fns): Likewise.
16998 * c-common.c (static_ctors): New variable.
16999 (static_dtors): Likewise.
17000 (c_record_cdtor_fn): New function.
17001 (build_cdtor): Move from c-decl.c
17002 (c_build_cdtor_fns): New function.
17004 * output.h (assemble_addr_to_section): Declare.
17005 (get_cdtor_priority_section): Likewise.
17006 * varasm.c (assemble_addr_to_section): New function.
17007 (get_cdtor_priority_section): Likewise.
17008 (default_named_section_asm_out_destructor): Use them.
17009 (destor_dtor_section_asm_out_destructor): Likewise.
17010 (default_named_section_asm_out_constructor): Likewise.
17011 (default_ctor_section_asm_out_constructor): Likewise.
17012 * config.gcc (*-*-vxworks*): Include vxworks.o.
17013 * config/t-vxworks (vxworks.o): New target.
17014 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17015 (TARGET_ASM_CONSTRUCTOR): Define.
17016 (TARGET_ASM_DESTRUCTOR): Likewise.
17017 (vxworks_asm_out_constructor): Declare.
17018 (vxworks_asm_out_destructor): Likewise.
17020 * c-common.c (get_priority): Check that we have not just an
17021 INTEGER_CST, but an integer constant with integeral type.
17023 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17025 PR tree-optimization/30938
17026 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17027 use &dt[nargs-1] instead of &dt[nargs] in the call to
17028 vect_is_simple_use().
17030 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17032 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17033 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17034 Do not attempt to handle MEM inside auto-inc expressions.
17035 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17036 of a register modified by an auto-inc expression. However, do handle
17037 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17038 (elimination_effects): Prohibit elimination of a register modified
17039 by an auto-inc expression. Disable register elimination rules whose
17040 target register is modified by an auto-inc expression with variable
17043 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17045 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17047 (array_at_struct_end_p): New function.
17048 (idx_infer_loop_bounds): Use it.
17049 (estimate_numbers_of_iterations_loop): Export.
17050 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17051 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17052 (tree_estimate_probability): Call record_loop_exits.
17053 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17054 (estimated_loop_iterations, estimated_loop_iterations_int,
17055 estimated_loop_iterations_tree): New functions.
17056 (analyze_siv_subscript_cst_affine,
17057 compute_overlap_steps_for_affine_1_2,
17058 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17059 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17060 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17061 (PRED_LOOP_ITERATIONS_GUESSED): New.
17062 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17063 * cfgloop.h (estimate_numbers_of_iterations_loop,
17064 estimated_loop_iterations_int): Declare.
17066 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17068 * doc/extend.texi: Document optional priority argument to
17069 constructors and destructors.
17070 * tree.c (init_priority_for_decl): Adjust GTY markers.
17071 (init_ttree): Use priority-info hash functions for
17072 init_priority_for_decl.
17073 (tree_map_eq): Rename to ...
17074 (tree_map_base_eq): ... this.
17075 (tree_map_marked_p): Rename to ...
17076 (tree_map_base_marked_p): ... this.
17077 (tree_map_base_hash): New function.
17078 (decl_init_priority_lookup): Rework.
17079 (decl_fini_priority_lookup): New function.
17080 (decl_priority_info): New function.
17081 (decl_init_priority_insert): Use it.
17082 (decl_fini_priority_insert): Likewise.
17083 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17085 (decl_restrict_base_insert): Likewise.
17086 (decl_debug_expr_insert): Likewise.
17087 (decl_value_expr_lookup): Likewise.
17088 (decl_value_expr_insert): Likewise.
17089 * tree.h (priority_type): New type.
17090 (decl_init_priority_lookup): Use priority_type.
17091 (decl_fini_priority_lookup): New function.
17092 (decl_init_priority_insert): Use priority_type.
17093 (decl_fini_priority_insert): New function.
17094 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17095 (DECL_INIT_PRIORITY): Likewise.
17096 (SET_DECL_INIT_PRIORITY): Add comment.
17097 (DECL_FINI_PRIORITY): New macro.
17098 (SET_DECL_FINI_PRIORITY): Likewise.
17099 (DEFAULT_INIT_PRIORITY): Document.
17100 (MAX_INIT_PRIORITY): Likewise.
17101 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17102 (tree_map_base): New type.
17103 (tree_map_base_eq): New function.
17104 (tree_map_base_hash): Likewise.
17105 (tree_map_base_marked_p): Likewise.
17106 (tree_map): Inherit from tree_map_base.
17107 (tree_map_eq): Make it a macro.
17108 (tree_map_marked_p): Likewise.
17109 (tree_int_map): Inherit from tree_map_base.
17110 (tree_int_map_eq): Make it a macro.
17111 (tree_int_map_hash): Likewise.
17112 (tree_int_map_marked_p): Likewise.
17113 (tree_priority_map): New type.
17114 (tree_priority_map_eq): New macro.
17115 (tree_priority_map_hash): Likewise.
17116 (tree_priority_map_marked_p): Likewise.
17117 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17119 (emutls_common_1): Likewise.
17120 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17121 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17122 of tree_map hierarchy.
17123 * tree-cfg.c (move_stmt_r): Likewise.
17124 (new_label_mapper): Likewise.
17125 * c-tree.h (c_expand_body): Move to ...
17126 * c-common.h (c_expand_body): ... here.
17127 * c-decl.c (c_expand_body): Move to ...
17128 * c-common.c (c_expand_body): ... here.
17129 (c_common_attribute_table): Allow 1 argument for the constructor
17130 and destructor attributes.
17131 (get_priority): New function.
17132 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17133 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17135 2007-02-24 Jan Hubicka <jh@suse.cz>
17137 PR middle-end/30509
17138 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17139 copying for inlining.
17141 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17142 Jan Hubicka <jh@suse.cz>
17145 * i386.c (counter_mode): New function.
17146 (expand_set_or_movmem_via_loop): Use it.
17147 (expand_movmem_epilogue): Likewise; fix pasto.
17148 (ix86_expand_movmem): Do emit guard even for constant counts.
17149 (ix86_expand_setmem): Likewise.
17151 2007-02-25 Nick Clifton <nickc@redhat.com>
17153 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17154 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17156 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17159 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17160 count argument with 0x10, not with 0x16.
17161 (expand_setmem_epilogue): Ditto.
17163 2007-02-24 Mike Stump <mrs@apple.com>
17165 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17168 2007-02-24 Richard Guenther <rguenther@suse.de>
17170 PR middle-end/30951
17171 * fold-const.c (fold_binary): Fold x +- CST op x for
17172 EQ_EXPR and NE_EXPR.
17174 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17176 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17178 2007-02-24 Jan Hubicka <jh@suse.cz>
17180 * cgraphunit.c (decide_is_function_needed): Honor
17181 -fkeep-inline-functions.
17183 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17185 * builtins.c (fold_builtin_modf): New.
17186 (fold_builtin_2): Use it.
17188 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17190 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17191 (determine_max_iter): Take additional LOOP arg; all callers changed.
17192 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17193 one using simplifications.
17194 (simplify_using_initial_values): Return if the expression becomes
17195 invalid due to altered regs.
17197 2007-02-23 DJ Delorie <dj@redhat.com>
17199 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17201 2007-02-23 Mike Stump <mrs@apple.com>
17203 * tlink.c (scan_linker_output): Parse linker messages from
17204 darwin9's linker better.
17206 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17209 * varpool.c (varpool_assemble_pending_decls): Set
17210 varpool_last_needed_node to null.
17212 2007-02-23 DJ Delorie <dj@redhat.com>
17214 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17215 alignment bigger than the object file can handle.
17217 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17220 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17221 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17222 (*movsf_1): Penalize MMX moves.
17224 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17226 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17227 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17229 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17231 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17233 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17234 (fold_builtin_1): Use them.
17235 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17236 BUILT_IN_SIGNIFICAND.
17238 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17240 * config/i386/i386.c (bdesc_1arg): Initialize
17241 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17242 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17243 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17244 and IX86_BUILTIN_MOVSLDUP.
17246 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17248 PR rtl-optimization/30841
17249 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17251 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17253 * builtins.c (fold_builtin_frexp): New.
17254 (fold_builtin_2): Use it.
17256 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17258 * doc/invoke.texi (Spec Files): Document getenv spec function.
17260 * gcc.c (getenv_spec_function): New function.
17261 (static_spec_functions): Add it.
17262 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17263 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17266 2007-02-22 Michael Matz <matz@suse.de
17269 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17270 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17272 2007-02-22 Ian Lance Taylor <iant@google.com>
17275 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17276 (mem_loc_descriptor): Call it.
17278 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17279 Ira Rosen <irar@il.ibm.com>
17281 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17283 2007-02-22 Ira Rosen <irar@il.ibm.com>
17285 PR tree-optimization/30843
17286 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17287 stores only after all the group is vectorized.
17289 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17291 PR tree-optimization/30858
17292 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17293 in the reduction cycle have a single use in the loop.
17294 * tree-vectorizer.h (relevant): Add documentation.
17296 2007-02-20 Mike Stump <mrs@apple.com>
17298 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17299 * configure: Regenerate.
17301 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17303 Change the defaults of some parameters and options.
17304 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17305 * config/spu/spu.c (spu_optimization_options): Add.
17306 (spu_override_options): Change params in spu_optimization_options.
17307 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17309 Register 127 is only 16 byte aligned when used as a frame pointer.
17310 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17311 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17312 HARD_FRAME_POINTER_REGNUM.
17313 (spu_legitimate_address): Use regno_aligned_for_reload.
17314 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17315 aligned when frame_pointer_needed is true.
17316 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17318 * config/spu/spu.h (INIT_EXPANDERS): Define.
17320 Make sure shift and rotate instructions have valid immediate operands.
17321 * config/spu/predicates.md (spu_shift_operand): Remove.
17322 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17323 * config/spu/constraints.md (W, O): Extend range.
17324 * config/spu/spu.md (umask, nmask): Define.
17325 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17326 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17327 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17328 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17329 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17330 (lshr<mode>3_reg): Fix rtl description.
17332 Make sure mulhisi immediate operands are valid.
17333 * config/spu/predicates.md (imm_K_operand): Add.
17334 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17336 Generate constants using fsmbi and andi.
17337 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17338 (print_operand, spu_split_immediate, classify_immediate,
17339 fsmbi_const_p): Handle IC_FSMBI2.
17341 Correctly handle a CONST_VECTOR containing symbols.
17342 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17343 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17344 (immediate_load_p): Allow symbols that use 2 instructions to create.
17345 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17346 with symbols when flag_pic is set.
17347 (const_vector_immediate_p): New.
17348 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17349 accept a CONST_VECTOR with symbols.
17350 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17351 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17353 * config/spu/spu.md (high, low): Delete.
17354 (low_<mode>): Define.
17356 Remove INTRmode and INTR_REGNUM, which didn't work.
17357 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17359 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17360 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17361 peephole2 pattern): Don't use INTR or 131.
17362 (movintrcc): Delete.
17363 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17364 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17365 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17366 (UNSPEC_SET_INTR): Add.
17367 * config/spu/spu-modes.def (INTR): Remove.
17369 More accurate warnings about run-time relocations.
17370 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17372 Correctly warn about immediate arguments to specific intrinsics.
17373 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17374 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17375 the instruction predicate.
17377 Fix tree check errors with latest update.
17378 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17380 (spu_expand_builtin): Use CALL_EXPR_FN.
17382 Add missing specific intrinsics.
17383 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17385 * config/spu/spu_internals.h: Ditto.
17387 Fix incorrect operand modifiers.
17388 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17389 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17391 Optimize one case of zero_extend of a vec_select.
17392 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17394 Accept any immediate for hbr.
17395 * config/spu/spu.md (hbr): Change s constraints to i.
17397 2007-02-21 Paul Brook <paul@codesourcery.com>
17399 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17400 condexec_count when skipping USE and CLOBBER.
17402 2007-02-21 Nick Clifton <nickc@redhat.com>
17404 * common.opt (Warray-bounds): Add Warning attribute.
17405 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17407 (fsized-zeroes): Add Optimization attribute.
17408 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17409 * c.opt (Wc++0x-compat): Add Warning attribute.
17411 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17413 PR middle-end/30761
17414 * reload1.c (eliminate_regs_in_insn): In the single_set special
17415 case, attempt to re-recognize the insn before falling back to
17416 having reload fix it up.
17418 2007-02-20 Eric Christopher <echristo@gmail.com>
17420 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17421 Rewrite accordingly.
17422 (frv_read_iacc_argument): Ditto.
17423 (frv_expand_set_builtin): Take a call instead of arglist, update for
17425 (frv_expand_unop_builtin): Ditto.
17426 (frv_expand_binop_builtin): Ditto.
17427 (frv_expand_cut_builtin): Ditto.
17428 (frv_expand_binopimm_builtin): Ditto.
17429 (frv_expand_voidbinop_builtin): Ditto.
17430 (frv_expand_int_void2arg): Ditto.
17431 (frv_expand_prefetches): Ditto.
17432 (frv_expand_voidtriop_builtin): Ditto.
17433 (frv_expand_voidaccop_builtin): Ditto.
17434 (frv_expand_load_builtin): Ditto.
17435 (frv_expand_store_builtin): Ditto.
17436 (frv_expand_mdpackh_builtin): Ditto.
17437 (frv_expand_mclracc_builtin): Ditto.
17438 (frv_expand_mrdacc_builtin): Ditto.
17439 (frv_expand_mwtacc_builtin): Ditto.
17440 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17443 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17445 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17446 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17448 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17449 point instructions.
17450 * configure: Regenerate.
17451 * config.in: Regenerate.
17452 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17453 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17454 masks to power6 and power6x and to POWERPC_MASKS.
17455 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17457 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17458 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17459 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17460 Access PROTOTYPE as variable, not mask.
17462 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17464 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17465 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17466 * combine.c (adjust_for_new_dest): Use it.
17467 * postreload.c (reload_combine): Likewise.
17469 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17471 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17472 notes on an insn with multiple sets, even if single_set returns
17473 non-NULL for that insn.
17475 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17477 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17478 scalbn and scalbln.
17480 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17482 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17483 if user didn't pass it.
17484 * config/i386/darwin.h (CC1_SPEC): Likewise.
17485 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17486 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17487 -mmacosx-version-min.
17489 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17490 Uros Bizjak <ubizjak@gmail.com>
17492 * optabs.h (enum optab_index): Add new OTI_scalb.
17493 (scalb_optab): Define corresponding macro.
17494 * optabs.c (init_optabs): Initialize scalb_optab.
17495 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17497 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17498 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17499 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17500 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17501 flag_unsafe_math_optimizations is set.
17503 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17504 to implement scalbf, scalb and scalbl built-ins as inline x87
17507 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17508 DJ Delorie <dj@redhat.com>
17511 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17512 (diagnostic_report_diagnostic): ... here, and turn them into real
17513 errors. If warnings are inhibited, no need to do anything.
17515 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17517 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17518 better code generation.
17520 2007-02-20 Ben Elliston <bje@au.ibm.com>
17522 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17524 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17526 * config/alpha/alpha.c, config/alpha/alpha.md,
17527 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17528 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17529 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17530 config/arm/lib1funcs.asm: Follow spelling conventions.
17532 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17533 config/fr30/fr30.md, config/i386/i386.h,
17534 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17535 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17536 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17537 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17538 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17539 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17540 config/sparc/sparc.c, config/sparc/sparc.h,
17541 config/sparc/sparc.md, config/spu/constraints.md,
17542 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17545 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17548 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17551 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17553 * doc/invoke.texi (-ftree-lrs): Remove.
17555 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17557 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17560 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17562 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17563 new CALL_EXPR_FN macro for retrieving the function
17564 declaration of the input expression.
17566 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17568 * c.opt (Waddress): New.
17569 * common.opt (Walways-true): Delete.
17570 (Wstring-literal-comparison): Delete.
17571 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17572 -Wstring-literal-comparison. Add -Waddress.
17574 (Walways-true): Delete.
17575 (Wstring-literal-comparison): Delete.
17576 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17577 consistently instead of -Walways-true in example.
17578 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17579 * c-typeck.c (parser_build_binary_op): Replace
17580 -Wstring-literal-comparison and -Walways-true with -Waddress.
17581 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17584 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17586 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17587 without DECL_STRUCT_FUNCTION initialized.
17589 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17591 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17592 due to calls to functions taking pointers as parameters.
17594 2007-02-19 Richard Henderson <rth@redhat.com>
17597 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17600 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17602 * config/s390/s390.c (s390_call_saved_register_used,
17603 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17604 accessed to the new scheme.
17606 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17608 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17609 (cris_print_index, cris_print_operand, cris_print_operand_address)
17610 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17611 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17612 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17613 GET_CODE () == xxx.
17614 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17615 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17616 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17617 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17618 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17619 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17620 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17621 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17622 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17623 (uminsi3, call, call_value): Ditto.
17624 (define_split: indir_to_reg_split, unnamed): Ditto.
17626 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17628 PR tree-optimization/30975
17629 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17632 2007-02-18 Eric Christopher <echristo@gmail.com>
17634 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17635 Remove use of arglist.
17636 (mips_expand_builtin): Remove use of arglist, pass in expr.
17637 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17638 (mips_expand_builtin_movtf): Ditto.
17639 (mips_expand_builtin_compare): Ditto.
17641 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17643 * tree-sra.c (sra_build_assignment): Replace assertion
17644 checking with a comment explaining why it can't be done.
17646 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17648 PR middle-end/30833
17649 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17650 during CALL_EXPR representation conversion.
17651 * tree-ssa-propagate.c (set_rhs): Likewise.
17653 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17655 * tree-sra.c (sra_build_assignment): Disable assertion checking
17658 2007-02-18 Roger Sayle <roger@eyesopen.com>
17660 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17661 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17662 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17664 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17665 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17666 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17667 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17668 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17669 force_gimple_operand): Likewise.
17670 * ipa-cp.c (constant_val_insert): Likewise.
17671 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17672 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17673 perfect_nestify): Likewise.
17674 * langhooks.c (lhd_omp_assignment): Likewise.
17675 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17676 lower_copyprivate_clauses, lower_send_clauses,
17677 lower_send_shared_vars, expand_parallel_call,
17678 expand_omp_for_generic, expand_omp_for_static_nochunk,
17679 expand_omp_for_static_chunk, expand_omp_sections,
17680 lower_omp_single_copy, lower_omp_for_lastprivate,
17681 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17682 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17683 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17686 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17688 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17689 config/sh/sh.md: Follow spelling conventions.
17691 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17692 config/frv/predicates.md: Follow spelling conventions.
17694 * config/m68k/linux-unwind.h: Fix a comment typo.
17695 * target.h: Follow spelling conventions.
17697 2007-02-18 Roger Sayle <roger@eyesopen.com>
17699 PR rtl-optimization/28173
17700 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17701 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17702 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17703 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17704 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17706 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17708 * builtins.c (fold_builtin_load_exponent): New.
17709 (fold_builtin_2): Use it.
17711 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17713 PR rtl-optimization/30773
17714 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17715 if we fail to attach a REG_EQUIV note.
17717 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17718 Roger Sayle <roger@eyesopen.com>
17720 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17722 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17724 * calls.c (initialize_argument_information): Pass original EXP
17725 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17726 code to split complex arguments here, as part of initializing the
17728 (expand_call): Remove code that builds a list of arguments and
17729 inserts implicit arguments into it. Instead, just count how many
17730 implicit arguments there will be so we can determine the size of
17731 the ARGS array, and let initialize_argument_information do the work.
17732 (split_complex_values): Delete unused function.
17734 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17736 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17738 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17740 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17741 for arg pointer based indexed addressing.
17743 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17745 * config/ia64/ia64.h, config/ia64/ia64.md,
17746 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17747 spelling conventions.
17749 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17751 * config/m68k/m68k.c (split_di): New.
17752 * config/m68k/m68k-protos.h: Declare split_di.
17753 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17754 Improve predicate handling and split constant shifts.
17756 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17758 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17759 parameter for register bitfield operations, general predicates
17762 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17764 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17765 * config/m68k/linux-unwind.h: New file.
17767 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17769 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17770 config/i386/athlon.md, config/ia64/ia64.md,
17771 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17772 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17773 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17774 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17775 tree-vect-transform.c: Fix comment typos.
17777 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17779 * sched-deps.c (find_insn_list): Remove.
17780 * sched-int.h: Remove the prototype for find_insn_list.
17782 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17784 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17786 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17787 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17788 darwin_rs6000_override_options.
17789 (C_COMMON_OVERRIDE_OPTIONS): Expect
17790 darwin_macosx_version_min to be non-NULL always.
17791 (TARGET_C99_FUNCTIONS): Likewise.
17792 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17793 (DARWIN_MINVERSION_SPEC): New.
17794 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17795 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17797 (DARWIN_MINVERSION_SPEC): New.
17798 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17800 * config/darwin-c.c (darwin_cpp_builtins): Expect
17801 darwin_macosx_version_min to be non-NULL always.
17803 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17805 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17807 * config/i386/i386.h (x86_use_xchgb): New.
17808 (TARGET_USE_XCHGB): New macro.
17809 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17810 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17811 Split after reload into bswaphi for shifts of 8.
17812 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17813 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17814 or when optimizing for size.
17816 2007-02-16 Richard Guenther <rguenther@suse.de>
17817 Christian Bruel <christian.bruel@st.com>
17819 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17820 DECLs but prefer SSA_NAMEs over DECLs.
17822 2007-02-16 Richard Guenther <rguenther@suse.de>
17824 * tree-flow-inline.h (single_imm_use_p): Remove.
17825 (zero_imm_uses_p): Likewise.
17826 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17827 instead of single_imm_use_p.
17828 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17831 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17834 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17835 nested double- and backquotes.
17837 2007-02-15 Roger Sayle <roger@eyesopen.com>
17839 PR middle-end/30391
17840 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17841 should be unreachable.
17842 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17843 For the time being redirect GIMPLE_MODIFY_STMT to the new
17844 (renamed) build_gimple_modify_stmt_stat.
17845 (build2_gimple_stat): Rename to...
17846 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17847 Always build a GIMPLE_MODIFY_STMT node.
17848 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17849 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17852 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17853 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17854 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17855 expand_complex_div_wide): Likewise.
17856 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17857 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17858 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17859 * tree-ssa-loop-manip.c (create_iv): Likewise.
17860 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17861 abs_replacement): Likewise.
17862 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17863 realify_fake_stores): Likewise.
17865 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17866 node rather than a GIMPLE_MODIFY_STMT node.
17867 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17868 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17870 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17871 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17872 GIMPLE_MODIFY_STMT.
17874 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17876 PR middle-end/30433
17877 * fold-const.c (fold_comparison): Add back the
17878 folding of constant complex comparisions.
17880 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17882 PR middle-end/30729
17883 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17884 effects unknown to this function, return early.
17886 2007-02-15 Ian Lance Taylor <iant@google.com>
17888 * lower-subreg.c (move_eh_region_note): New static function.
17889 (resolve_simple_move): Call it.
17890 (decompose_multiword_subregs): Track blocks for which we resolve a
17891 simple move which is also a control flow insn. Pass them to
17892 find_many_sub_basic_blocks.
17893 (pass_lower_subreg): Add TODO_verify_flow.
17894 (pass_lower_subreg2): Likewise.
17896 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17897 Brooks Moses <brooks.moses@codesourcery.com>
17898 Lee Millward <lee.millward@codesourcery.com>
17900 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17901 (VL_EXP_CLASS_P): New.
17902 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17904 (TREE_OPERAND_CHECK_CODE): Likewise.
17905 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17906 (TREE_RTL_OPERAND_CHECK): Likewise.
17907 (tree_operand_check_failed): Make second parameter the whole tree
17908 instead of its code. Fixed callers.
17909 (VL_EXP_CHECK): New.
17910 (TREE_OPERAND_LENGTH): New.
17911 (VL_EXP_OPERAND_LENGTH): New.
17912 (CALL_EXPR_FN): New.
17913 (CALL_EXPR_STATIC_CHAIN): New.
17914 (CALL_EXPR_ARGS): New.
17915 (CALL_EXPR_ARG): New.
17916 (call_expr_nargs): New.
17917 (CALL_EXPR_ARGP): New.
17918 (build_nt_call_list): Declare.
17919 (build_vl_exp_stat): Declare.
17920 (build_vl_exp): New.
17921 (build_call_list): Declare.
17922 (build_call_nary): Declare.
17923 (build_call_valist): Declare.
17924 (build_call_array): Declare.
17925 (call_expr_arg): Declare.
17926 (call_expr_argp): Declare.
17927 (call_expr_arglist): Declare.
17928 (fold_build_call_list): Declare.
17929 (fold_build_call_list_initializer): Declare.
17930 (fold_call_expr): Declare to replace fold_builtin.
17931 (fold_builtin_fputs): Update to agree with modified definition.
17932 (fold_builtin_strcpy): Likewise.
17933 (fold_builtin_strncpy): Likewise.
17934 (fold_builtin_memory_chk): Likewise.
17935 (fold_builtin_stxcpy_chk): Likewise.
17936 (fold_builtin_strncpy_chk): Likewise.
17937 (fold_builtin_next_arg): Likewise.
17938 (fold_build_call_expr): Declare.
17939 (fold_builtin_call_list): Declare.
17940 (fold_builtin_call_valist): Declare.
17941 (build_call_expr): Declare.
17942 (validate_arglist): Update to agree with modified definition.
17943 (tree_operand_length): New.
17944 (call_expr_arg_iterator): New.
17945 (init_call_expr_arg_iterator): New.
17946 (next_call_expr_arg): New.
17947 (first_call_expr_arg): New.
17948 (more_call_expr_args_p): New.
17949 (FOR_EACH_CALL_EXPR_ARG): New.
17951 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17952 and tcc_gimple_stmt.
17953 (tree_code_size): Update documentation. Use sizeof (tree) rather
17954 than sizeof (char *).
17955 (tree_size): Likewise. Add case for tcc_vl_exp.
17956 (tree_node_structure): Add case for tcc_vl_exp.
17957 (contains_placeholder_p): Likewise.
17958 (substitute_in_expr): Likewise.
17959 (substitute_placeholder_in_expr): Likewise.
17960 (stabilize_reference_1): Likewise.
17961 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17962 to diagnose breakage of this interface for constructing CALL_EXPRs.
17963 (build_nt): Add similar assertion here.
17964 (build_nt_call_list): New.
17965 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17966 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17968 (get_callee_fndecl): Use new CALL_EXPR accessors.
17969 (tree_operand_check_failed): Change parameters to pass entire node
17970 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17971 (process_call_operands): New.
17972 (build_vl_exp_stat): New.
17973 (build_call_list): New.
17974 (build_call_nary): New.
17975 (build_call_valist): New.
17976 (build_call_array): New.
17977 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17978 (call_expr_arglist): New.
17980 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17981 tcc_vl_exp instead of a fixed-size tcc_expression.
17983 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17984 accessors for CALL_EXPRs.
17985 (AGGR_INIT_EXPR): Likewise.
17987 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17988 Brooks Moses <brooks.moses@codesourcery.com>
17989 Lee Millward <lee.millward@codesourcery.com>
17991 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17992 (expand_builtin_nonlocal_goto): Change parameter to be entire
17993 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17994 (expand_builtin_prefetch): Likewise.
17995 (expand_builtin_classify_type): Likewise.
17996 (mathfn_built_in): Return NULL_TREE instead of 0.
17997 (expand_errno_check): Use new CALL_EXPR accessors.
17998 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17999 Return NULL_RTX instead of 0.
18000 (expand_builtin_mathfn_2): Likewise.
18001 (expand_builtin_mathfn_3): Likewise.
18002 (expand_builtin_interclass_mathfn): Likewise.
18003 (expand_builtin_sincos): Likewise.
18004 (expand_builtin_cexpi): Likewise.
18005 (expand_builtin_int_roundingfn): Likewise.
18006 (expand_builtin_int_roundingfn_2): Likewise.
18007 (expand_builtin_pow): Likewise.
18008 (expand_builtin_powi): Likewise.
18009 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18010 of arglist, fixing callers appropriately. Use new CALL_EXPR
18011 accessors and constructors. Return NULL_RTX instead of 0.
18012 (expand_builtin_strstr): Likewise.
18013 (expand_builtin_strchr): Likewise.
18014 (expand_builtin_strrchr): Likewise.
18015 (expand_builtin_strpbrk): Likewise.
18016 (expand_builtin_memcpy): Likewise.
18017 (expand_builtin_mempcpy): Likewise.
18018 (expand_builtin_mempcpy_args): New.
18019 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18020 (expand_builtin_memmove_args): New.
18021 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18022 (expand_movstr): Likewise.
18023 (expand_builtin_strcpy): Likewise.
18024 (expand_builtin_strcpy_args): New.
18025 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18026 (expand_builtin_strncpy): Likewise.
18027 (expand_builtin_memset): Likewise.
18028 (expand_builtin_memset_args): New.
18029 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18030 (expand_builtin_memcmp): Likewise.
18031 (expand_builtin_strcmp): Likewise.
18032 (expand_builtin_strncmp): Likewise.
18033 (expand_builtin_strcat): Likewise.
18034 (expand_builtin_strncat): Likewise.
18035 (expand_builtin_strspn): Likewise.
18036 (expand_builtin_strcspn): Likewise.
18037 (expand_builtin_args_info): Likewise.
18038 (expand_builtin_va_start): Likewise.
18039 (gimplify_va_arg_expr): Likewise.
18040 (expand_builtin_va_end): Likewise.
18041 (expand_builtin_va_copy): Likewise.
18042 (expand_builtin_frame_address): Likewise.
18043 (expand_builtin_alloca): Likewise.
18044 (expand_builtin_bswap): Likewise.
18045 (expand_builtin_unop): Likewise.
18046 (expand_builtin_fputs): Likewise.
18047 (expand_builtin_expect): Likewise.
18048 (expand_builtin_fabs): Likewise.
18049 (expand_builtin_copysign): Likewise.
18050 (expand_builtin_printf): Likewise.
18051 (expand_builtin_fprintf): Likewise.
18052 (expand_builtin_sprintf): Likewise.
18053 (expand_builtin_init_trampoline): Likewise.
18054 (expand_builtin_signbit): Likewise.
18055 (expand_builtin_fork_or_exec): Likewise.
18056 (expand_builtin_sync_operation): Likewise.
18057 (expand_builtin_compare_and_swap): Likewise.
18058 (expand_builtin_lock_test_and_set): Likewise.
18059 (expand_builtin_lock_release): Likewise.
18060 (expand_builtin): Likewise.
18061 (builtin_mathfn_code): Likewise.
18063 (fold_builtin_constant_p): Pass call arguments individually instead
18064 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18065 accessors and constructors. Return NULL_TREE instead of 0.
18066 (fold_builtin_expect): Likewise.
18067 (fold_builtin_classify_type): Likewise.
18068 (fold_builtin_strlen): Likewise.
18069 (fold_builtin_nan): Likewise.
18070 (integer_valued_real_p): Likewise.
18071 (fold_trunc_transparent_mathfn): Likewise.
18072 (fold_fixed_mathfn): Likewise.
18073 (fold_builtin_cabs): Likewise.
18074 (fold_builtin_sqrt): Likewise.
18075 (fold_builtin_cbrt): Likewise.
18076 (fold_builtin_cos): Likewise.
18077 (fold_builtin_cosh): Likewise.
18078 (fold_builtin_tan): Likewise.
18079 (fold_builtin_sincos): Likewise.
18080 (fold_builtin_cexp): Likewise.
18081 (fold_builtin_trunc): Likewise.
18082 (fold_builtin_floor): Likewise.
18083 (fold_builtin_ceil): Likewise.
18084 (fold_builtin_round): Likewise.
18085 (fold_builtin_int_roundingfn): Likewise.
18086 (fold_builtin_bitop): Likewise.
18087 (fold_builtin_bswap): Likewise.
18088 (fold_builtin_logarithm): Likewise.
18089 (fold_builtin_hypot): Likewise.
18090 (fold_builtin_pow): Likewise.
18091 (fold_builtin_powi): Likewise.
18092 (fold_builtin_exponent): Likewise.
18093 (fold_builtin_memset): Likewise.
18094 (fold_builtin_bzero): Likewise.
18095 (fold_builtin_memory_op): Likewise.
18096 (fold_builtin_bcopy): Deleted; call site changed to invoke
18097 fold_builtin_memory_op directly.
18098 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18099 (fold_builtin_strncpy): Likewise.
18100 (fold_builtin_memcmp): Likewise.
18101 (fold_builtin_strcmp): Likewise.
18102 (fold_builtin_strncmp): Likewise.
18103 (fold_builtin_signbit): Likewise.
18104 (fold_builtin_copysign): Likewise.
18105 (fold_builtin_isascii): Likewise.
18106 (fold_builtin_toascii): Likewise.
18107 (fold_builtin_isdigit): Likewise.
18108 (fold_builtin_fabs): Likewise.
18109 (fold_builtin_abs): Likewise.
18110 (fold_builtin_fmin_fmax): Likewise.
18111 (fold_builtin_carg): Likewise.
18112 (fold_builtin_classify): Likewise.
18113 (fold_builtin_unordered_cmp): Likewise.
18115 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18116 New functions split out from fold_builtin_1.
18117 (fold_builtin_n): New.
18118 (fold_builtin_varargs): New.
18119 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18121 (fold_call_expr): New.
18122 (build_function_call_expr): Rewrite to use new helper function.
18123 (fold_builtin_call_list): New.
18124 (build_call_expr): New.
18125 (fold_builtin_call_valist): New.
18126 (rewrite_call_expr): New.
18127 (validate_arg): New.
18128 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18129 of an arglist. Change return type to bool. Use new CALL_EXPR
18132 (fold_builtin_strstr): Pass call arguments individually instead
18133 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18134 accessors and constructors. Return NULL_TREE instead of 0.
18135 (fold_builtin_strchr): Likewise.
18136 (fold_builtin_strrchr): Likewise.
18137 (fold_builtin_strpbrk): Likewise.
18138 (fold_builtin_strcat): Likewise.
18139 (fold_builtin_strncat): Likewise.
18140 (fold_builtin_strspn): Likewise.
18141 (fold_builtin_strcspn): Likewise.
18142 (fold_builtin_fputs): Likewise.
18143 (fold_builtin_next_arg): Likewise.
18144 (fold_builtin_sprintf): Likewise.
18146 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18147 NULL_RTX instead of 0.
18148 (expand_builtin_memory_chk): Likewise.
18149 (maybe_emit_chk_warning): Likewise.
18150 (maybe_emit_sprintf_chk_warning): Likewise.
18152 (fold_builtin_object_size): Pass call arguments individually instead
18153 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18154 accessors and constructors. Return NULL_TREE instead of 0.
18155 (fold_builtin_memory_chk): Likewise.
18156 (fold_builtin_stxcpy_chk): Likewise.
18157 (fold_builtin_strncpy_chk): Likewise.
18158 (fold_builtin_strcat_chk): Likewise.
18159 (fold_builtin_strcat_chk): Likewise.
18160 (fold_builtin_strncat_chk): Likewise.
18161 (fold_builtin_sprintf_chk): Likewise.
18162 (fold_builtin_snprintf_chk): Likewise.
18163 (fold_builtin_printf): Likewise.
18164 (fold_builtin_vprintf): Likewise.
18166 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18168 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18169 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18170 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18171 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18172 (fold_unary): Likewise.
18173 (fold_binary): Likewise.
18174 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18175 ternary expressions.
18176 (fold): Add logic for tcc_vl_exp.
18177 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18178 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18179 (fold_build3_stat): Add assertion to flag broken interface for
18180 constructing CALL_EXPRs.
18181 (fold_build_call_list): New.
18182 (fold_build_call_list_initializer): New.
18183 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18185 (fold_strip_sign_ops): Likewise.
18187 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18188 Brooks Moses <brooks.moses@codesourcery.com>
18189 Lee Millward <lee.millward@codesourcery.com>
18191 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18192 accessors and dump arguments explicitly.
18194 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18196 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18198 (print_call_name): Use new CALL_EXPR accessors.
18200 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18201 CALL_EXPR arguments explicitly instead of as a list. Use
18202 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18204 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18205 (vrp_visit_stmt): Likewise.
18207 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18208 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18210 (force_move_till_expr): Likewise.
18212 * targhooks.c (default_external_stack_protect_fail): Use
18213 build_call_expr instead of build_function_call_expr.
18214 (default_hidden_stack_protect_fail): Likewise.
18216 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18219 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18220 and walk arguments explicitly.
18222 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18223 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18224 (expand_simple_operations): Likewise.
18225 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18227 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18228 of TREE_CODE_LENGTH.
18229 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18231 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18232 instead of TREE_CODE_LENGTH.
18234 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18235 (tree_ic_transform): Likewise.
18236 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18237 parameter instead of arglist. Fix callers.
18238 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18239 (tree_stringops_transform): Likewise.
18240 (tree_indirect_call_to_profile): Likewise.
18241 (tree_stringops_values_to_profile): Likewise.
18243 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18244 (eliminate_tail_call): Likewise.
18246 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18248 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18249 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18251 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18253 * omp-low.c (build_omp_barrier): Use build_call_expr.
18254 (lower_rec_input_clauses): Likewise.
18255 (lower_reduction_clauses): Likewise.
18256 (expand_parallel_call): Likewise.
18257 (maybe_catch_exception): Likewise.
18258 (expand_omp_for_generic): Likewise.
18259 (expand_omp_for_static_nochunk): Likewise.
18260 (expand_omp_sections): Likewise.
18261 (lower_omp_single_simple): Likewise.
18262 (lower_omp_single_copy): Likewise.
18263 (lower_omp_master): Likewise.
18264 (lower_omp_ordered): Likewise.
18265 (lower_omp_critical): Likewise.
18267 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18268 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18270 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18271 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18272 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18274 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18275 and generalize to handle any number of operands.
18276 (chrec_contains_undetermined): Likewise.
18277 (tree_contains_chrecs): Likewise.
18278 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18280 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18282 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18283 fold_call_expr instead of fold_builtin.
18284 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18285 match declarations there.
18286 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18289 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18290 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18292 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18293 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18295 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18298 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18299 (execute_cse_sincos): Use new CALL_EXPR accessors.
18301 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18303 * gimple-low.c (lower_function_body): Use build_call_expr.
18304 (lower_builtin_setjmp): Likewise.
18306 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18307 (set_storage_via_libcall): Likewise.
18308 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18309 instead of TREE_CODE_LENGTH.
18310 (expand_expr_real_1): Use new CALL_EXPR accessors.
18312 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18313 generalize to handle any number of operands.
18314 (TB_parent_eq): Likewise.
18316 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18317 (strip_builtin_expect): Likewise.
18319 * function.c (gimplify_parameters): Use build_call_expr.
18321 * tree-vectorizer.c (vect_is_simple_reduction): Use
18322 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18324 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18325 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18327 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18330 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18331 (gimplify_decl_expr): Likewise.
18332 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18333 Use new CALL_EXPR iterators.
18334 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18335 (gimplify_modify_expr_to_memset): Likewise.
18336 (gimplify_variable_sized_compare): Likewise.
18337 (gimplify_omp_atomic_fetch_op): Likewise.
18338 (gimplify_omp_atomic_pipeline): Likewise.
18339 (gimplify_omp_atomic_mutex): Likewise.
18340 (gimplify_function_tree): Likewise.
18342 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18343 (call_expr_flags): Likewise.
18344 (expand_call): Likewise.
18346 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18347 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18350 * coverage.c (create_coverage): Use build_call_expr.
18352 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18353 (temp_call_expr_obstack): New.
18354 (pool_copy_list): Delete.
18355 (temp_copy_call_expr): New.
18356 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18357 CALL_EXPR accessors. Get rid of special goo for copying argument
18358 lists and use temp_copy_call_expr instead.
18359 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18360 CALL_EXPR accessors.
18361 (create_expression_by_pieces): Likewise. Use build_call_array
18362 to construct the result instead of fold_build3.
18363 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18364 dealing with argument lists.
18365 (init_pre): Remove references to expression_node_pool and
18366 list_node_pool. Init temp_call_expr_obstack instead.
18367 (fini_pre): Remove references to expression_node_pool and
18370 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18371 and walk arguments explicitly instead of as a list.
18373 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18374 (mx_register_decls): Likewise.
18375 (mudflap_register_call): Likewise.
18376 (mudflap_finish_file): Likewise.
18378 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18379 (ipa_callsite_compute_param): Likewise.
18381 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18382 accessors and constructor.
18384 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18385 accessors and constructor.
18386 (convert_tramp_reference): Likewise.
18387 (convert_call_expr): Likewise.
18388 (finalize_nesting_tree_1): Likewise.
18390 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18393 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18395 * tree-inline.c (initialize_inlined_parameters): Pass entire
18396 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18398 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18399 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18401 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18402 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18403 (vectorizable_reduction): Likewise.
18404 (vectorizable_call): Use new CALL_EXPR iterators.
18405 (vectorizable_conversion): Use build_call_expr.
18406 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18407 (vect_gen_widened_results_half): Use build_call_expr.
18408 (vect_setup_realignment): Likewise.
18409 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18411 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18412 (pass_through_call): Likewise.
18413 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18416 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18417 (tree_gen_pow2_profiler): Likewise.
18418 (tree_gen_one_value_profiler): Likewise.
18419 (tree_gen_ic_func_profiler): Likewise.
18420 (tree_gen_average_profiler): Likewise.
18421 (tree_gen_ior_profiler): Likewise.
18423 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18424 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18425 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18427 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18428 of TREE_CODE_LENGTH.
18430 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18431 of TREE_CODE_LENGTH.
18433 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18435 (convert_to_integer): Likewise.
18437 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18440 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18441 Brooks Moses <brooks.moses@codesourcery.com>
18442 Lee Millward <lee.millward@codesourcery.com>
18444 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18446 * config/frv/frv.c (frv_expand_builtin): Likewise.
18447 * config/s390/s390.c (s390_expand_builtin): Likewise.
18449 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18450 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18452 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18453 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18454 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18455 (ix86_expand_store_builtin): Likewise.
18456 (ix86_expand_unop_builtin): Likewise.
18457 (ix86_expand_unop1_builtin): Likewise.
18458 (ix86_expand_sse_compare): Likewise.
18459 (ix86_expand_sse_comi): Likewise.
18460 (ix86_expand_vec_init_builtin): Likewise.
18461 (ix86_expand_vec_ext_builtin): Likewise.
18462 (ix86_expand_vec_set_builtin): Likewise.
18463 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18465 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18466 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18468 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18469 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18470 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18472 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18474 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18475 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18476 arglist. Use new CALL_EXPR accessors. Fix callers.
18477 (altivec_expand_abs_builtin): Likewise.
18478 (rs6000_expand_binop_builtin): Likewise.
18479 (altivec_expand_predicate_builtin): Likewise.
18480 (altivec_expand_lv_builtin): Likewise.
18481 (spe_expand_stv_builtin): Likewise.
18482 (altivec_expand_stv_builtin): Likewise.
18483 (rs6000_expand_ternop_builtin): Likewise.
18484 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18485 (altivec_expand_st_builtin): Likewise.
18486 (altivec_expand_dst_builtin): Likewise.
18487 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18488 arglist. Use new CALL_EXPR accessors. Fix callers.
18489 (altivec_expand_vec_set_builtin): Likewise.
18490 (altivec_expand_vec_ext_builtin): Likewise.
18491 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18492 (spe_expand_builtin): Likewise.
18493 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18494 arglist. Use new CALL_EXPR accessors. Fix callers.
18495 (spe_expand_evsel_builtin): Likewise.
18496 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18497 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18499 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18500 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18501 (arm_expand_unop_builtin): Likewise.
18502 (arm_expand_builtin): Use new CALL_EXPR accessors.
18504 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18507 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18508 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18510 (bfin_expand_unop_builtin): Likewise.
18511 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18513 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18514 Brooks Moses <brooks.moses@codesourcery.com>
18515 Lee Millward <lee.millward@codesourcery.com>
18517 * c-semantics.c (build_stmt): Add internal diagnostic check.
18519 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18520 accessors. Print arguments explicitly instead of as a list.
18522 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18524 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18525 (c_finish_omp_flish): Likewise.
18527 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18528 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18529 instead of TREE_CODE_LENGTH.
18530 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18531 (c_warn_unused_result): Likewise.
18533 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18536 * doc/invoke.texi (Warning Options): Remove
18537 -Werror-implicit-function-declaration.
18538 (Wimplicit-function-declaration): Update description.
18539 * opts.c (common_handle_option): Move handling of -Werror=* to...
18540 (enable_warning_as_error): ...here.
18541 * opts.h (enable_warning_as_error): Declare.
18542 * c-decl.c (implicit_decl_warning): Unless
18543 -Wno-implicit-function-declaration is given, emit a pedwarn if
18544 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18545 * c.opt (Wimplicit-function-declaration): Replace
18546 mesg_implicit_function_declaration with
18547 warn_implicit_function_declaration.
18548 * c-opts.c (c_common_handle_option):
18549 -Werror-implicit-function-declaration is exactly equal as
18550 -Werror=implicit-function-declaration.
18551 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18552 warn_implicit_function_declaration.
18553 (c_common_post_options): -Wimplict-function-declaration is enabled
18554 by default by -std=c99, otherwise is disabled by default.
18555 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18557 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18559 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18560 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18561 former is ignored but not the latter.
18563 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18565 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18566 is made and the reference doesn't use the alias set of its type,
18567 do not create the temporary using that type.
18569 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18571 * jump.c: Remove prototypes for delete_computation and
18572 delete_prior_computation.
18574 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18576 * jump.c (get_label_after): Delete.
18577 (get_label_before, delete_computation, delete_jump,
18578 delete_prior_computation, follow_jumps): Move...
18579 * reorg.c (delete_computation, delete_prior_computation): ... here...
18580 (get_label_before, delete_jump): ... making these static ...
18581 (follow_jumps): ... and simplifying this since it only runs after
18583 * rtl.h (get_label_after, get_label_before, delete_jump,
18584 follow_jumps): Delete prototypes.
18586 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18588 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18590 2007-02-15 Nick Clifton <nickc@redhat.com>
18592 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18593 order to prevent it from being munged by the target.
18595 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18597 * config/i386/i386.md: Remove misleading comment.
18599 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18601 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18602 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18605 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18607 * tree-sra.c (instantiate_missing_elements): Canonicalize
18609 (sra_build_assignment): New.
18610 (generate_copy_inout, generate_element_copy,
18611 generate_element_zero, generate_one_element_init): Use it.
18613 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18615 * tree-sra.c (instantiate_missing_elements): Canonicalize
18617 (sra_build_assignment): New.
18618 (generate_copy_inout, generate_element_copy,
18619 generate_element_zero, generate_one_element_init): Use it.
18621 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18623 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18626 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18628 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18629 types as aggregates not scalars.
18630 * function.c (assign_stack_temp_for_type): Likewise.
18632 2007-02-14 Roger Sayle <roger@eyesopen.com>
18633 Zdenek Dvorak <dvorakz@suse.cz>
18635 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18638 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18640 * passes.c (next_pass_1): Clear the next field of the copied
18643 2007-02-14 Richard Henderson <rth@redhat.com>
18645 * tree-sra.c (early_sra): New.
18646 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18647 (tree_sra_early, pass_sra_early): New.
18648 * tree-pass.h (pass_sra_early): Declare.
18649 * passes.c (init_optimization_passes): Use it.
18651 2007-02-14 Richard Guenther <rguenther@suse.de>
18653 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18655 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18657 PR tree-optimization/30771
18658 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18660 (vect_analyze_operations): Induction phis can now be marked as
18662 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18663 Update documentation accordingly.
18665 2007-02-14 Nick Clifton <nickc@redhat.com>
18667 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18668 most 3 arguments are supported.
18669 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18671 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18673 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18674 Ensure dst->current is valid.
18676 2007-02-13 Paul Brook <paul@codesourcery.com>
18678 * config.gcc: Add arm*-*-uclinux-*eabi.
18679 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18680 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18681 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18682 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18683 (LINK_SPEC): Define.
18684 (LIB_SPEC): Define.
18685 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18687 * config/arm/uclinux-eabi.h: New file.
18688 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18689 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18692 2007-02-13 Ian Lance Taylor <iant@google.com>
18694 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18695 * flags.h (warn_strict_overflow): Declare.
18696 (enum warn_strict_overflow_code): Define.
18697 (issue_strict_overflow_warning): New static inline function.
18698 * opts.c (warn_strict_overflow): New variable.
18699 (common_handle_option): Handle OPT_Wstrict_overflow and
18700 OPT_Wstrict_overflow_.
18701 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18703 * fold-const.c: Include intl.h.
18704 (fold_deferring_overflow_warnings): New static variable.
18705 (fold_deferred_overflow_warning): New static variable.
18706 (fold_deferred_overflow_code): New static variable.
18707 (fold_defer_overflow_warnings): New function.
18708 (fold_undefer_overflow_warnings): New function.
18709 (fold_undefer_and_ignore_overflow_warnings): New function.
18710 (fold_deferring_overflow_warnings_p): New function.
18711 (fold_overflow_warning): New static function.
18712 (make_range): Add strict_overflow_p parameter. Change all
18714 (extract_muldiv, extract_muldiv_1): Likewise.
18715 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18716 tree_expr_nonnegative_p.
18717 (fold_negate_expr): Call fold_overflow_warning.
18718 (fold_range_test): Likewise.
18719 (fold_comparison): Likewise.
18720 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18721 instead of tree_expr_nonnegative_p.
18722 (tree_expr_nonnegative_warnv_p): Rename from
18723 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18724 (tree_expr_nonnegative_p): New function.
18725 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18726 strict_overflow_p parameter.
18727 (tree_expr_nonzero_p): New function.
18728 * passes.c (verify_interpass_invariants): New static function.
18729 (execute_one_pass): Call it.
18730 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18732 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18733 (estimate_numbers_of_iterations): Likewise.
18734 (scev_probably_wraps_p): Likewise.
18735 * tree-ssa-ccp.c: Include "toplev.h".
18736 (evaluate_stmt): Defer fold overflow warnings until we know we are
18738 (struct fold_stmt_r_data): Add stmt field.
18739 (fold_stmt_r): Defer fold overflow warnings until we know we
18741 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18742 (fold_stmt_inplace): Likewise.
18743 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18744 (cleanup_control_expr_graph): Defer fold overflow warnings until
18745 we know we are going to optimize.
18746 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18747 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18749 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18750 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18751 * tree-ssa-loop-manip.c (create_iv): Likewise.
18752 * c-typeck.c (build_conditional_expr): Likewise.
18753 (build_binary_op): Likewise.
18754 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18755 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18756 (extract_range_from_unary_expr): Likewise.
18757 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18758 assuming that signed overflow does not occur.
18759 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18760 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18761 (fold_defer_overflow_warnings): Declare.
18762 (fold_undefer_overflow_warnings): Declare.
18763 (fold_undefer_and_ignore_overflow_warnings): Declare.
18764 (fold_deferring_overflow_warnings_p): Declare.
18765 (tree_expr_nonzero_warnv_p): Declare.
18766 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18767 of warning options.
18768 (Warning Options): Document -Wstrict-overflow.
18769 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18770 (tree-ssa-ccp.o): Likewise.
18771 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18772 (fold-const.o): Depend on intl.h.
18774 2007-02-13 Ian Lance Taylor <iant@google.com>
18776 PR middle-end/30751
18777 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18780 2007-02-13 Stuart Hastings <stuart@apple.com>
18782 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18784 2007-02-13 Richard Henderson <rth@redhat.com>
18786 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18787 handled_component_p before looking for the indirect_ref.
18789 2007-02-13 Richard Henderson <rth@redhat.com>
18791 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18792 remove flags clobber.
18793 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18794 (bswaphi_lowpart): New.
18795 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18796 remove TARGET_BSWAP test. Delete expander of the same name.
18798 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18799 (expand_unop): Use them.
18801 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18803 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18804 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18805 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18806 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18807 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18808 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18809 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18810 assembler dialect choice from asm templates.
18812 2007-02-12 Richard Henderson <rth@redhat.com>
18814 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18815 (fixuns_trunc<SSEMODEF>si2): Use it.
18816 * config/i386/sse.md (vec_setv4sf_0): Export.
18817 * config/i386/i386.c (ix86_build_const_vector): Export.
18818 (ix86_split_convert_uns_si_sse): Rename from
18819 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18820 * config/i386/i386-protos.h: Update.
18822 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18825 * c-typeck.c (c_finish_return): Improve warning message.
18827 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18829 * alias.c (find_symbolic_term): Delete unused function.
18831 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18833 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18834 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18835 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18837 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18839 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18840 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18841 the function, temporarily point the debug interface to the null one.
18843 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18845 * dwarf2out.c (round_up_to_align): New static function.
18846 (field_byte_offset): Use it to round the offset.
18848 2007-02-12 Richard Henderson <rth@redhat.com>
18850 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18851 (inswl_const): Export.
18853 2007-02-12 Richard Henderson <rth@redhat.com>
18855 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18856 result mode of the libcall, convert back to outmode.
18858 2007-02-12 Roger Sayle <roger@eyesopen.com>
18860 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18861 (bswapdi2): New define_expand to implement 32-bit implementation.
18863 2007-02-12 Nick Clifton <nickc@redhat.com>
18865 * doc/invoke.texi (Overall Options): Document --help=.
18866 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18867 (cc1_options): Pass --help= on to cc1.
18868 (display_help): Add description of --help=.
18869 (process_command): Add code to handle --help=. Allow translated
18870 --help and --target-help switches to be passed on to compiler
18872 (main): Remove unused if statement.
18873 * opts.c (columns): Remove.
18874 (LEFT_COLUMN): Define.
18875 (wrap_help): Add columns argument.
18876 (print_filtered_help): Change parameters to be an include bitmask,
18877 an exclude bitmask, an any bitmask and the column width. Move the
18878 code to display the params list here. Add code to display the
18879 status of options rather than their descriptions if the quiet flag
18881 (print_specific_help): Change parameters to be an include bitmask,
18882 an exclude bitmask and an any bitmask. Move code to look up the
18883 column width here. Decide upon the title for an options listing.
18884 (common_handle_options): Add code to handle --help=. Adapt code
18885 for --help and --target-help to use the revised form of the
18886 print_specific_help function.
18887 (print_help): Delete.
18888 (print_param_help): Delete.
18889 (print_switch): Delete.
18890 * opts.h (cl_lang_count): Add prototype.
18891 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18892 CL_MAX_OPTION_CLASS): New defines.
18893 * optc-gen.awk: Add construction of cl_lang_count.
18894 * c.opt: Add Warning attribute to warning options and Optimization
18895 attribute to optimization options.
18896 * common.opt: Likewise.
18898 Add -fhelp and -ftarget-help as aliases for the transformed --help
18899 and --target-help options.
18900 * opt-functions.awk: Add code to handle Warning and Optimization
18903 2007-02-12 Richard Henderson <rth@redhat.com>
18905 * config/alpha/constraints.md: New file.
18906 * config/alpha/alpha.c: Include tm-constrs.h.
18907 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18908 alpha_extra_constraint): Remove.
18909 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18910 * config/alpha/alpha-protos.h: Update.
18911 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18912 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18913 (EXTRA_CONSTRAINT): Remove.
18914 * config/alpha/alpha.md: Include constraints.md.
18915 (adddi splitter): Use satisfies_constraint_*.
18916 * config/alpha/predicates.md (add_operand): Likewise.
18917 (sext_add_operand, addition_operation): Likewise.
18919 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18921 PR tree-optimization/29145
18922 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18923 in our handling of restrict qualified pointers.
18925 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18928 * doc/invoke.texi (Wunused-value): Update description.
18929 (Wextra): Delete item.
18930 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18931 value of Wunused-value.
18932 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18933 (c_finish_stmt_expr): Don't check extra_warnings.
18934 (emit_side_effect_warnings): The caller is responsible to check
18937 2007-02-11 Roger Sayle <roger@eyesopen.com>
18938 Matt Thomas <matt@3am-software.com>
18940 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18942 2007-02-11 Roger Sayle <roger@eyesopen.com>
18944 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18945 comparisons of POPCOUNT against zero.
18946 (simplify_const_relational_operation): Likewise.
18948 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18950 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18952 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18954 * dwarf2out.c (root_type): Delete unused function.
18956 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18958 * genattrtab.c (contained_in_p): Delete unused function.
18959 (write_expr_attr_cache): Likewise.
18961 2007-02-11 Jan Hubicka <jh@suse.cz>
18963 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18966 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18968 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18969 to add the REG_EQ* note.
18970 * see.c (see_merge_one_use_extension): Likewise.
18971 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18972 turn REG_EQUAL notes into REG_EQUIV notes if the target
18973 register may have more than one set.
18974 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18975 * gcse.c (try_replace_reg): Likewise.
18976 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18977 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18978 more than one REG_EQUIV note.
18979 * reload1.c (gen_reload): Use set_unique_reg_note.
18981 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18983 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18984 (ix86_builtin_conversion): New function.
18986 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18989 * tree.h (DECL_REPLACEABLE_P): New macro.
18990 * except.c (set_nothrow_function_flags): Likewise.
18992 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18993 Ira Rosen <irar@il.ibm.com>
18994 Dorit Nuzman <dorit@il.ibm.com>
18996 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18997 * targhooks.c (default_builtin_vectorized_conversion): New.
18998 * targhooks.h (default_builtin_vectorized_function): New declaration.
18999 * target.h (struct vectorize): Add builtin_conversion field.
19000 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19001 stmt_vec_info_type value.
19002 (vectorizable_conversion): New declaration.
19003 * tree-vect-analyze.c (vect_analyze_operations): Add
19004 vectorizable_conversion call.
19005 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19006 * tree-vect-transform.c (vectorizable_conversion): New function.
19007 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19008 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19010 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19011 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19012 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19013 or ALTIVEC_BUILTIN_VCFSX.
19015 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19018 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19019 CONST_DOUBLE and operand 0 is a hard register.
19020 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19021 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19022 is a hard floating-point register.
19024 2007-02-10 Richard Henderson <rth@redhat.com>
19025 Jakub Jelinek <jakub@redhat.com>
19026 Alexandre Oliva <aoliva@redhat.com>
19028 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19029 * builtin-types.def (BT_WORD): Make unsigned.
19030 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19031 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19032 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19033 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19034 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19035 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19037 * expr.c (emutls_var_address): New.
19038 (expand_expr_real_1): Expand emulated tls.
19039 (expand_expr_addr_expr_1): Likewise.
19040 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19041 * output.h (emutls_finish): Declare.
19042 * toplev.c (compile_file): Call it.
19043 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19044 address before wrapping in CONST.
19045 * varasm.c (emutls_htab, emutls_object_type): New.
19046 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19047 (get_emutls_object_name, get_emutls_object_type): New.
19048 (get_emutls_init_templ_addr, emutls_decl): New.
19049 (emutls_common_1, emutls_finish): New.
19050 (assemble_variable): When emulating tls, swap decls; generate
19051 constructor for the emutls objects.
19052 (do_assemble_alias): When emulating tls, swap decl and target name.
19053 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19055 * varpool.c (decide_is_variable_needed): Look at force_output.
19056 Recurse for emulated tls.
19057 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19058 with decide_is_variable_needed.
19059 * emutls.c: New file.
19060 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19061 tls_object for real tls.
19063 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19065 PR rtl-optimization/29599
19066 * reload1.c (eliminate_regs_in_insn): Take the destination
19067 mode into account when computing the offset.
19069 2007-02-09 Stuart Hastings <stuart@apple.com>
19070 Richard Henderson <rth@redhat.com>
19072 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19073 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19074 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19075 fixuns_truncdfhi2): New.
19076 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19077 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19078 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19079 (floatunssidf2): Allow nonimmediate source.
19080 * config/i386/sse.md (movdi_to_sse): New.
19081 (vec_concatv2di): Drop '*'.
19082 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19083 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19084 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19086 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19087 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19088 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19089 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19090 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19091 ix86_build_const_vector.
19092 (x86_emit_floatuns): Rewrite.
19094 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19096 * genautomata.c (longest_path_length): Delete unused function.
19097 (struct state): Delete unused longest_path_length.
19098 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19099 (get_free_state): Delete unused.
19101 2007-02-09 Jan Hubicka <jh@suse.cz>
19103 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19104 * doc/invoke.texi (inline-unit-growth): Update default value.
19106 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19107 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19108 (rebuild_cgraph_edges): Likewise.
19109 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19110 (dump_cgraph_node): Dump frequencies.
19111 (cgraph_clone_edge): Add frequency scales.
19112 (cgraph_clone_node): Add freuqnecy.
19113 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19114 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19115 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19116 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19117 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19118 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19119 (save_inline_function_body): Likewise.
19120 * ipa-inline.c: inluce rtl.h
19121 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19122 (cgraph_edge_badness): Use frequencies.
19123 (cgraph_decide_recursive_inlining): Update clonning.
19124 (cgraph_decide_inlining_of_small_function): Dump frequency.
19125 * predict.c (estimate_bb_frequencies): Export.
19126 * predict.h (estimate_bb_frequencies): Declare.
19127 * tree-inline.c (copy_bb): Watch overflows.
19128 (expand_call_inline): Update call of cgraph_create_edge.
19129 (optimize_inline_calls): Use TODO flags to update frequnecies.
19130 * passes.h: Include predict.h
19131 (init_optimization_passes): Move profile ahead.
19132 (execute_function_todo): Handle TODO_rebuild_frequencies.
19134 2007-02-09 Roger Sayle <roger@eyesopen.com>
19136 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19137 the insbl or inswl pattern into a register.
19139 2007-02-09 Roger Sayle <roger@eyesopen.com>
19141 * config/ia64/ia64.md (bswapdi2): New define_insn.
19143 2007-02-09 Richard Henderson <rth@redhat.com>
19145 * config/i386/constraints.md (Ym): New constraint.
19146 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19147 (movdi_1_rex64): Split sse and xmm general register moves from
19148 memory move alternatives. Use conditional register constraints.
19149 (movsf_1, movdf_integer): Likewise.
19150 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19151 (movdf_integer_rex64): New.
19152 (pushsf_rex64): Fix output constraints.
19153 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19154 (sse2_stored): Likewise.
19155 (sse2_storeq_rex64): New.
19156 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19157 amd and not generic.
19158 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19159 for optimize_size. Remove SF/DFmode hack.
19161 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19163 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19166 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19167 Richard Sandiford <richard@codesourcery.com>
19169 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19170 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19171 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19172 m68k/t-mlib to tmake_file.
19173 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19174 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19175 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19176 Allow it to be cf or m68k. Set m68k_arch_family. If that
19177 variable is not empty, add t-$m68k_arch_family to tmake_file.
19178 Add t-mlibs to tmake_file.
19179 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19180 * config/m68k/t-cf: New file.
19181 * config/m68k/t-m68k: Likewise.
19182 * config/m68k/t-mlibs: Likewise.
19183 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19184 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19185 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19186 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19187 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19189 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19190 (INSTALL_LIBGCC): Delete.
19191 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19192 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19193 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19194 (M68K_MLIB_CPU): Define.
19195 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19197 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19199 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19200 Richard Guenther <rguenther@suse.de>
19202 PR middle-end/23361
19203 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19204 against INT_MIN/INT_MAX.
19205 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19206 file if a loop is removed.
19208 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19210 * calls.c (store_one_arg): Pass correct alignment to
19211 emit_push_insn for non-BLKmode values.
19212 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19213 unaligned stack slot via a suitably aligned slot.
19215 2007-02-08 DJ Delorie <dj@redhat.com>
19217 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19219 (legal_subregs): Use unsigned char, make const.
19220 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19222 2007-02-08 Paul Brook <paul@codesourcery.com>
19224 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19225 special interworking needed.
19227 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19229 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19230 conditional to __SSE2__.
19231 (Entries below should have been added to first ChangeLog
19232 entry for amdfam10 dated 2007-02-05)
19233 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19235 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19237 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19240 2007-02-08 DJ Delorie <dj@redhat.com>
19242 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19243 * config/m32c/m32c.c (legal_subregs): New.
19244 (m32c_illegal_subreg_p): New.
19245 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19246 unsupported subregs of hard regs.
19248 2007-02-08 Jan Hubicka <jh@suse.cz>
19250 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19251 the same one; always update histograms.
19253 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19255 * passes.c (init_optimization_passes): Tidy comment.
19257 2007-02-08 Roger Sayle <roger@eyesopen.com>
19259 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19260 strip zero_extend, bswap and rotates from POCOUNT's argument.
19261 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19262 zero_extend and rotates from PARITY's argument.
19263 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19264 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19265 of an integer constant at compile-time.
19267 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19270 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19272 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19275 * tree-ssa-live.c (remove_unused_locals): Do not remove
19276 TREE_ADDRESSABLE variables.
19277 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19278 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19279 FOR_CLOBBER. Update all users.
19280 If VAR has an associated alias set, add a virtual operand for
19281 it if no alias is found to conflict with the memory reference.
19283 2007-02-07 Jan Hubicka <jh@suse.cz>
19284 Robert Kidd <rkidd@crhc.uiuc.edu>
19286 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19288 2007-02-07 Ian Lance Taylor <iant@google.com>
19290 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19292 2007-02-07 Roger Sayle <roger@eyesopen.com>
19294 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19295 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19296 tablejumpdi, movsi_to_cr_one): Remove constraints from
19297 define_expand's match_operands.
19299 2007-02-07 Roger Sayle <roger@eyesopen.com>
19301 * global.c (compute_regsets): Move declatation of "i" inside of
19302 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19304 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19307 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19308 of INDIRECT_REF <RESULT_DECL>.
19310 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19312 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19313 Kaz Kojima <kkojima@gcc.gnu.org>
19316 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19318 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19320 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19322 * doc/loop.texi: Document possibility not to perform disambiguation
19323 of loops with multiple latches.
19324 * cfgloopmanip.c (alp_enum_p): Removed.
19325 (add_loop): Handle subloops. Use get_loop_body_with_size.
19326 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19327 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19328 the new forwarder block.
19329 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19330 Handle the case latch is NULL.
19331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19332 modifications when marking loop exits.
19333 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19335 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19336 disambiguate_loops_with_multiple_latches.
19337 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19338 before fix_loop_structure.
19339 * cfgloop.c: Include pointer-set.h and output.h.
19340 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19341 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19342 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19343 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19344 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19345 disambiguate_multiple_latches, get_loop_body_with_size,
19346 disambiguate_loops_with_multiple_latches): New functions.
19347 (flow_loop_dump): Dump multiple latch edges.
19348 (flow_loop_nodes_find): Handle loops with multiple latches.
19349 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19350 (glb_enum_p): Modified.
19351 (get_loop_body): Use get_loop_body_with_size.
19352 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19353 (AVOID_CFG_MODIFICATIONS): New constant.
19354 (disambiguate_loops_with_multiple_latches, add_loop,
19355 get_loop_body_with_size): Declare.
19356 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19358 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19360 PR inline-asm/28686
19361 * global.c (compute_regsets): New function.
19362 (global_alloc): Refactored ELIMINABLE_REGSET
19363 and NO_GLOBAL_ALLOC_REGS computation out.
19364 (rest_of_handle_global_alloc): Call compute_regsets()
19365 for non-optimizing case.
19367 2007-02-06 Richard Henderson <rth@redhat.com>
19369 * config/i386/constraints.md (Y2): Rename from Y.
19370 (Yi): New constraint.
19371 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19372 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19373 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19374 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19375 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19376 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19377 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19378 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19379 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19380 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19381 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19382 vec_extractv2si_1): Change Y constraints to Y2.
19383 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19384 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19385 Change Y constraints to Y2.
19386 (sse2_loadld): Change Y constraints to x.
19388 2007-02-06 Roger Sayle <roger@eyesopen.com>
19390 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19391 (parity<mode>2): New define_expand using rs6000_emit_parity.
19392 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19393 rs6000_emit_parity): New functions.
19394 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19395 rs6000_emit_parity): Prototype here.
19397 2007-02-06 Ian Lance Taylor <iant@google.com>
19399 * lower-subreg.c (simple_move_operand): Reject CONST.
19400 (resolve_clobber): Call validate_change rather than directly
19401 assigning to XEXP (pat, 0).
19403 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19405 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19406 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19407 (tree-cfg.o): Remove hashtab.h dependency.
19409 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19410 (struct ivopts_data): Change niters to pointer_map_t.
19411 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19412 (niter_for_exit): Create pointer_map on demand. Change for
19414 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19415 (free_loop_data): Destroy data->niters if created and reset field.
19416 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19417 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19419 * tree-ssa-reassoc.c: Include pointer-set.h.
19420 (bb_rank): Change to long *.
19421 (operand_rank): Change to pointer_map_t.
19422 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19423 (insert_operand_rank): Accept long.
19424 (operand_entry_hash, operand_entry_eq): Remove.
19425 (get_rank): Return long. Adjust for changes above.
19426 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19428 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19430 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19431 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19432 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19434 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19435 directly since it cannot be NULL.
19436 (get_vi_for_tree): Rewrite for pointer_map API.
19437 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19438 (init_alias_vars): Create vi_for_tree as pointer_map.
19439 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19441 * tree-cfg.c: Don't include hashtab.h.
19442 (edge_to_cases): Declare as pointer_map.
19443 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19445 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19446 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19447 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19449 (record_switch_edge): Delete.
19450 (get_cases_for_edge): Adjust for pointer_map API, inline
19451 record_switch_edge (rewritten for new API), remove goto.
19453 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19455 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19456 * tree-nested.c: Include pointer-set.h.
19457 (var_map_elt, var_map_eq, var_map_hash): Delete.
19458 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19459 to pointer_map_t's.
19460 (nesting_info_bitmap_obstack): New.
19461 (lookup_field_for_decl): Adjust for pointer_map API.
19462 (lookup_tramp_for_decl): Adjust for pointer_map API.
19463 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19464 (get_local_debug_decl): Adjust for pointer_map API.
19465 (convert_nl_goto_reference): Adjust for pointer_map API.
19466 (convert_nl_goto_receiver): Adjust for pointer_map API.
19467 (create_nesting_tree): Create outside GGC space. Create bitmap on
19468 the new obstack. Create field_map and var_map as pointer_maps.
19469 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19471 (lower_nested_functions): Move root here, no need to NULL it.
19472 Initialize and release the obstack.
19474 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19476 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19477 Remove prototypes and make them non-static.
19478 (struct tree_int_map): Remove.
19479 * tree.h (struct tree_int_map): Move here, turning TO into an
19481 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19483 * tree.h (TREE_COMPLEXITY): Remove.
19484 (struct tree_exp): Remove complexity field.
19485 * tree.c (build1_stat): Don't set it.
19487 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19488 Victor Kaplansky <victork@il.ibm.com>
19490 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19491 (vect_is_simple_reduction): Support reduction with induction as
19492 one of the operands.
19493 (vect_is_simple_iv_evolution): Fix formatting.
19494 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19495 formatting. Don't mark induction phis for vectorization.
19496 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19497 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19498 (vect_get_vec_def_for_operand): Support induction.
19499 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19501 (vectorizable_reduction): Support reduction with induction as one of
19503 (vectorizable_type_demotion): Use def-type of stmt argument rather
19504 than dummy def-type.
19506 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19507 flag_tree_scev_cprop.
19508 * common.opt (tree-scev-cprop): New flag.
19510 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19511 call to vect_get_new_vect_var.
19513 2007-02-06 Ira Rosen <irar@il.ibm.com>
19515 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19516 vectype is not NULL.
19517 (vect_pattern_recog_1): Likewise.
19519 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19521 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19522 (fold_negate_expr): Likewise.
19524 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19527 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19528 even if cv-qualification is the same.
19530 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19532 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19533 __enable_execute_stack on completion.
19535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19537 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19538 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19539 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19540 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19541 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19542 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19543 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19544 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19546 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19548 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19549 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19550 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19551 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19552 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19553 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19554 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19555 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19556 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19557 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19558 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19559 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19560 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19561 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19562 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19563 sqrtextenddfxf2_i387): Added amdfam10_decode.
19565 * config/i386/athlon.md (athlon_idirect_amdfam10,
19566 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19567 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19568 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19569 athlon_ivector_store_amdfam10): New define_insn_reservation.
19570 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19575 * config/i386/athlon.md (athlon_call_amdfam10,
19576 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19577 define_insn_reservation.
19578 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19579 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19580 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19584 * config/i386/athlon.md (athlon_sseld_amdfam10,
19585 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19586 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19588 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19590 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19591 define_insn_reservation.
19592 * config/i386/i386.md (sseins): Added sseins to define_attr type
19593 and define_attr unit.
19594 * config/i386/sse.md: Set type attribute to sseins for insertq
19597 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19599 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19600 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19601 ssecomi_load_amdfam10, ssecomi_amdfam10,
19602 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19603 define_insn_reservation.
19604 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19608 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19609 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19610 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19611 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19612 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19613 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19614 define_insn_reservation.
19616 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19617 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19618 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19619 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19620 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19624 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19625 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19626 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19627 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19628 athlon_ssemul_load_k8): Added amdfam10.
19630 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19632 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19633 (x86_sse_unaligned_move_optimal): New variable.
19635 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19637 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19638 for unaligned vector SSE double/single precision loads for AMDFAM10.
19640 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19642 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19643 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19644 Define TARGET_CPU_DEFAULT_amdfam10.
19645 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19646 (processor_type): Add PROCESSOR_AMDFAM10.
19648 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19649 processor_type in config/i386/i386.h.
19650 Enable imul peepholes for TARGET_AMDFAM10.
19652 * config.gcc: Add support for --with-cpu option for amdfam10.
19654 * config/i386/i386.c (amdfam10_cost): New variable.
19655 (m_AMDFAM10): New macro.
19656 (m_ATHLON_K8_AMDFAM10): New macro.
19657 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19658 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19659 x86_promote_QImode, x86_integer_DFmode_moves,
19660 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19661 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19662 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19663 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19664 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19665 Enable/disable for amdfam10.
19666 (override_options): Add amdfam10_cost to processor_target_table.
19667 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19668 processor_alias_table.
19669 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19670 (ix86_adjust_cost): Add code for amdfam10.
19672 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19674 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19675 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19676 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19677 * config/i386/i386.h: Add builtin definition for SSE4A.
19678 * config/i386/i386.md: Add support for ABM instructions
19679 (popcnt and lzcnt).
19680 * config/i386/sse.md: Add support for SSE4A instructions
19681 (movntss, movntsd, extrq, insertq).
19682 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19683 Add -march=amdfam10 flag.
19684 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19685 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19687 * doc/extend.texi: Add documentation for SSE4A builtins.
19689 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19691 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19693 2007-02-05 Richard Guenther <rguenther@suse.de>
19695 * tree-vectorizer.h (vectorizable_function): Add argument type
19696 argument, change return type.
19697 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19698 * tree-vect-transform.c (vectorizable_function): Handle extra
19699 argument, return vectorized function decl.
19700 (build_vectorized_function_call): Remove.
19701 (vectorizable_call): Handle calls with result and argument types
19702 differing. Handle loop vectorization factor correctly.
19703 * targhooks.c (default_builtin_vectorized_function): Adjust for
19705 * targhooks.h (default_builtin_vectorized_function): Likewise.
19706 * target.h (builtin_vectorized_function): Add argument type
19708 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19709 extra argument, allow vectorizing of lrintf.
19710 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19711 documentation of target hook.
19713 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19716 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19717 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19718 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19720 2007-02-05 Roger Sayle <roger@eyesopen.com>
19722 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19723 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19724 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19725 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19726 before canonicalizing sincos to cexpi.
19727 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19729 2007-02-05 Roger Sayle <roger@eyesopen.com>
19731 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19732 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19733 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19735 2007-02-05 Roger Sayle <roger@eyesopen.com>
19737 * mips-tfile.c (initialize_init_file): Correct endianness test.
19739 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19741 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19742 the 'y' constraint.
19744 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19746 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19747 saves in a PARALLEL before the register assignments.
19749 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19751 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19752 DWARF_FRAME_RETURN_COLUMN to be a general register.
19753 * dwarf2out.c (init_return_column_size): New function, split from...
19754 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19755 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19756 to be nongeneral registers.
19757 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19759 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19760 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19762 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19764 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19766 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19768 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19769 (remove_path): Use can_remove_branch_p and remove_branch instead
19770 of loop_delete_branch_edge.
19771 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19772 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19773 Update profile using scale_dominated_blocks_in_loop.
19774 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19775 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19776 (can_remove_branch_p, remove_branch): Declare.
19777 * tree-cfg.c (tree_can_remove_branch_p): New function.
19778 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19779 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19780 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19782 2007-02-05 Jan Hubicka <jh@suse.cz>
19784 PR middle-end/30696
19785 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19786 nodes in cgraph, don't remove offline copy of the function.
19788 2007-02-04 Jan Hubicka <jh@suse.cz>
19790 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19791 vectors might cause maybe_lookup_element_for_expr to be called
19792 on non-sra-candidate.
19794 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19796 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19797 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19798 spelling conventions.
19800 2007-02-04 Richard Guenther <rguenther@suse.de>
19802 PR middle-end/30636
19803 * fold-const.c (try_move_mult_to_index): Make sure to not
19804 overflow one dimension of a multi-dimensional array access.
19806 2007-02-04 Jan Hubicka <jh@suse.cz>
19808 * passes.c (init_optimization_passes): Reindent.
19810 2007-02-04 Jan Hubicka <jh@suse.cz>
19811 Eric Botcazou <ebotcazou@adacore.com>
19813 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19814 (execute_fixup_cfg): Break out the abnormal goto code.
19815 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19816 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19817 (optimize_inline_calls): Call make_nonlocal_label_edges.
19819 2007-02-04 Jan Hubicka <jh@suse.cz>
19821 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19822 true when something was changed.
19823 (rename_ssa_copies): When something was changed, do
19824 TODO_remove_unused_locals.
19825 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19826 add TODO_remove_unused_locals when instruction was removed.
19828 2007-02-04 Jan Hubicka <jh@suse.cz>
19830 * ipa-inline.c (try_inline): Improve debug output; work on already
19832 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19833 call try_inline for already inlined edges too when flattening;
19834 inline also functions that make callee growth but overall unit size
19837 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19839 * config/m32c/bitops.md, config/m32c/jump.md,
19840 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19841 config/m32r/m32r.h, config/m32r/m32r.md,
19842 config/m32r/predicates.md, config/m68hc11/larith.asm,
19843 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19844 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19845 config/mips/mips-protos.h, config/mips/mips.c,
19846 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19847 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19848 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19849 spelling conventions.
19851 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19852 Follow spelling conventions.
19854 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19856 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19857 warn about C++0x compatibility.
19859 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19861 * config/h8300/h8300.c, config/h8300/h8300.h,
19862 config/h8300/h8300.md: Follow spelling conventions.
19864 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19866 PR middle-end/30667
19867 * combine.c (try_combine): Do not substitute source operand
19868 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19870 2007-02-03 Jan Hubicka <jh@suse.cz>
19872 PR gcov-profile/30650
19873 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19874 do not divide by zero for never executed counters.
19875 (tree_find_values_to_profile): Fix counters.
19876 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19878 2007-02-03 Ian Lance Taylor <iant@google.com>
19880 * lower-subreg.c (simple_move_operand): New static function,
19881 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19883 (simple_move): Call simple_move_operand.
19884 (find_decomposable_subregs): Add special handling of MEMs.
19885 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19886 meaning of return value. If we see a hard register, test whether
19887 it can store a word_mode value. Change all callers.
19889 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19891 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19892 ftrapv insns and expanders.
19893 (subdi3): Change define_expand operand 1 to arith11_operand, and
19894 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19895 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19896 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19899 PR middle-end/30174
19900 * varasm.c (notice_global_symbol): Treat global objects as weak when
19901 flag_shlib is true.
19903 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19905 * emit-rtl.c (dconstpi): Delete.
19906 (dconstsqrt2): New.
19907 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19908 * real.h (dconstpi): Delete.
19909 (dconstsqrt2): New.
19910 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19911 (fold_builtin_hypot): Likewise.
19913 2007-02-03 Tom Tromey <tromey@redhat.com>
19916 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19917 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19919 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19921 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19922 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19923 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19924 config/rs6000/cell.md, config/rs6000/darwin.h,
19925 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19926 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19927 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19928 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19929 typos. Follow spelling conventions.
19930 * doc/invoke.texi: Follow spelling conventions.
19932 2007-02-03 Roger Sayle <roger@eyesopen.com>
19934 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19935 canonicalization transformations that attempt to simplify integer
19936 constant comparisons to become comparisons against zero.
19938 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19940 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19942 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19943 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19945 2007-02-02 Mike Stump <mrs@apple.com>
19947 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19948 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19949 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19950 generate a branch island.
19952 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19954 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19955 (xtensa_legitimate_address_p): New.
19956 (xtensa_legitimize_address): New.
19957 (xtensa_output_addr_const_extra): New.
19958 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19960 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19961 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19962 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19963 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19964 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19965 (xtensa_legitimize_address): New.
19966 (xtensa_output_addr_const_extra): New.
19968 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19970 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19972 2007-02-02 Ian Lance Taylor <iant@google.com>
19974 * expmed.c (expand_divmod): Add comment.
19976 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19978 * emit-rtl.c (renumber_insns): Remove.
19979 * flags.h: Remove the extern for flag_renumber_insns.
19980 * rtl.h: Remove the prototype for renumber_insns.
19981 * toplev.c (flag_renumber_insns): Remove.
19983 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19985 Revert for x86 darwin:
19986 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19988 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19989 code before the following patch under TARGET_MACHO.
19990 (ix86_function_value_regno_p): Likewise.
19992 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19994 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19997 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20000 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20001 loads to general or fp registers. Add comments.
20002 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20004 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20006 * pointer-set.c (insert_aux): Only return insertion slot.
20007 (pointer_set_insert): Adjust.
20008 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20009 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20010 pointer_map_traverse): New.
20011 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20012 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20013 pointer_map_contains, pointer_map_traverse): Declare.
20015 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20017 PR middle-end/30473
20018 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20019 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20021 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20023 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20025 (struct _dep): New type.
20026 (dep_t): New typedef.
20027 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20028 (DEP_STATUS): New access macro. The macro with the same name was
20029 renamed to DEP_LINK_STATUS.
20030 (dep_init): Declare function
20032 (struct _dep_link): New type.
20033 (dep_link_t): New typedef.
20034 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20035 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20036 (DEP_LINK_STATUS): New macro.
20037 (debug_dep_links): New debug function.
20039 (struct _deps_list): New type.
20040 (deps_list_t): New typedef.
20041 (DEPS_LIST_FIRST): New access macro.
20042 (FOR_EACH_DEP_LINK): New cycle macro.
20043 (create_deps_list, free_deps_list, delete_deps_list): Declare
20045 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20046 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20047 (copy_deps_list_change_con): Ditto.
20049 (move_dep_link): Declare function.
20051 (struct _dep_node): New type.
20052 (dep_node_t): New typedef.
20053 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20055 (struct haifa_insn_data.back_deps): New field to hold backward
20056 dependencies of the insn.
20057 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20059 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20060 Change its type to deps_list_t.
20061 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20062 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20063 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20065 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20067 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20069 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20071 (dep_cost): Declare.
20073 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20074 (ds_to_dk, dk_to_ds): New functions.
20076 (init_dep_1): New static function.
20077 (init_dep): New function.
20078 (copy_dep): New static function.
20080 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20082 (detach_dep_link): New static function.
20083 (move_dep_link): New function.
20085 (dep_links_consistent_p, dump_dep_links): New static functions.
20086 (debug_dep_links): New debugging function.
20088 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20090 (alloc_deps_list, init_deps_list): New static functions.
20091 (create_deps_list): New function.
20092 (clear_deps_list): New static function.
20093 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20094 (deps_list_consistent_p, dump_deps_list): New static functions.
20095 (debug_deps_list): New function.
20096 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20098 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20100 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20101 use new scheduler dependencies lists.
20102 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20103 (sched_analyze): Ditto. Initialize dependencies lists.
20104 (add_forw_dep, compute_forward_dependences): Update to use new
20105 scheduler dependencies lists.
20107 (init_dependency_caches): Init deps_obstack.
20108 (free_dependency_caches): Free deps_obstack.
20110 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20111 new scheduler dependencies lists.
20112 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20113 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20115 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20116 Update to use new scheduler dependencies lists.
20117 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20118 (debug_dependencies): Ditto.
20119 (schedule_region): Update comments.
20121 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20122 scheduler dependencies lists.
20123 (schedule_ebb): Update comments.
20125 * rtl.def (DEPS_LIST): Remove.
20127 * lists.c (unused_deps_list): Remove.
20128 (free_list): Update assertions.
20130 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20131 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20133 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20134 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20136 * haifa-sched.c (comments): Update.
20137 (insn_cost1): Remove. Inline the code into insn_cost ().
20138 (insn_cost): Update to use new scheduler dependencies lists. Move
20139 processing of the dependency cost to dep_cost ().
20140 (dep_cost): New function. Use it instead of insn_cost () when
20141 evaluating cost of the dependency. Use compatible interface to
20142 interact with the target.
20143 (priority): Update to use new scheduler dependencies lists.
20144 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20145 with greater number of insns that depend on the insn.
20146 (schedule_insn): Update to use new scheduler dependencies lists. Add
20147 code to free backward dependencies lists. Inline and optimize code
20148 from resolve_dep () - see PR28071.
20149 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20150 lists. Update call to targetm.sched.is_costly_dependence hook.
20152 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20153 scheduler dependencies lists.
20155 (resolve_dep): Remove. Move the logic to schedule_insn ().
20156 (init_h_i_d): Initialize dependencies lists.
20158 (process_insn_depend_be_in_spec): Rename to
20159 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20160 dependencies lists.
20161 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20162 Update to use new scheduler dependencies lists.
20163 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20165 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20166 new scheduler dependencies lists.
20167 (build_intra_loop_deps): Ditto.
20169 * target.h (struct _dep): Declare to use in
20170 gcc_target.sched.is_costly_dependence.
20171 (struct gcc_target.sched.adjust_cost): Fix typo.
20172 (struct gcc_target.sched.is_costly_dependence): Change signature to
20173 use single dep_t parameter instead of an equivalent triad.
20174 (struct gcc_target.sched.adjust_cost_2): Remove.
20176 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20178 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20180 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20182 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20184 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20185 (REG_DEP_TRUE): Document.
20187 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20188 Change signature to correspond to the targetm.sched.adjust_cost hook.
20189 Update use in TARGET_SCHED_ADJUST_COST_2.
20190 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20191 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20192 new scheduler dependencies lists.
20193 (ia64_gen_check): Ditto.
20195 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20196 scheduler dependencies lists.
20198 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20199 signature to correspond to the targetm.sched.is_costly_dependence hook.
20200 (is_costly_group): Update to use new scheduler dependencies lists.
20202 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20203 instead of INSN_COST () macro.
20205 2007-02-01 Ian Lance Taylor <iant@google.com>
20207 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20209 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20211 * pa.md (tp_load): Correct mfctl instruction syntax.
20213 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20215 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20216 altivec_padding_size calculation on AIX. Improve comment, add
20217 assert to verify that it's right.
20219 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20222 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20224 PR inline-asm/28686
20225 * global.c (global_alloc): Add mising initialization of
20228 2007-02-01 Roger Sayle <roger@eyesopen.com>
20230 * alias.c (init_alias_analysis): Correct whitespace.
20231 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20232 partition_hot_cold_basic_blocks): Likewise.
20233 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20234 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20235 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20236 fold_builtin_snprintf_chk, fold_builtin_printf,
20237 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20238 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20239 * cfgcleanup.c (cleanup_cfg): Likewise.
20240 * cfgexpand.c (tree_expand_cfg): Likewise.
20241 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20242 * function.c (get_next_funcdef_no): Likewise.
20243 * gengtype.c (main): Likewise.
20244 * genmodes.c (main): Likewise.
20245 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20246 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20247 * ifcvt.c (noce_emit_move_insn): Likewise.
20248 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20250 * stor-layout.c (get_best_mode): Likewise.
20251 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20252 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20253 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20254 perform_var_substitution, solve_graph): Likewise.
20255 * tree-vrp.c (vrp_finalize): Likewise.
20257 2007-02-01 Ian Lance Taylor <iant@google.com>
20259 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20260 high part of a paradoxical subreg, return a constant zero.
20262 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20264 * toplev.c (lang_dependent_init): Call init_set_costs.
20265 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20267 2007-02-01 Richard Guenther <rguenther@suse.de>
20269 PR middle-end/30656
20270 * fold-const.c (fold_negate_expr): Allow negating a
20271 constant if overflow does not change.
20273 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20275 * doc/c-tree.texi (Expression trees): Improve markup.
20276 * doc/tm.texi (Register Classes, Addressing Modes)
20277 (Floating Point): Fix spacing after abbreviations. Fix some
20280 2007-02-01 Ben Elliston <bje@au.ibm.com>
20282 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20283 * doc/contrib.texi: Likewise.
20284 * doc/install.texi: Likewise.
20286 2007-01-31 Richard Henderson <rth@redhat.com>
20287 Ian Lance Taylor <iant@google.com>
20289 * lower-subreg.c: New file.
20290 * rtl.def (CONCATN): Define.
20291 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20292 pass_lower_subreg2.
20293 * emit-rtl.c (update_reg_offset): New static function, broken out
20294 of gen_rtx_REG_offset.
20295 (gen_rtx_REG_offset): Call update_reg_offset.
20296 (gen_reg_rtx_offset): New function.
20297 * regclass.c: Revert patch of 2006-03-05, restoring
20299 (clear_reg_info_regno): New function.
20300 * dwarf2out.c (concatn_loc_descriptor): New static function.
20301 (loc_descriptor): Handle CONCATN.
20302 * common.opt (fsplit_wide_types): New option.
20303 * opts.c (decode_options): Set flag_split_wide_types when
20305 * timevar.def (TV_LOWER_SUBREG): Define.
20306 * rtl.h (gen_reg_rtx_offset): Declare.
20307 (reg_scan_update): Declare.
20308 * regs.h (clear_reg_info_regno): Declare.
20309 * tree-pass.h (pass_lower_subreg): Declare.
20310 (pass_lower_subreg2): Declare.
20311 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20312 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20313 -fsplit-wide-types.
20314 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20315 * Makefile.in (OBJS-common): Add lower-subreg.o.
20316 (lower-subreg.o): New target.
20318 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20320 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20322 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20325 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20327 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20329 PR middle-end/29335
20330 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20332 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20334 * cfgloop.h: Include vec-prim.h.
20335 (enum li_flags): Remove LI_ONLY_OLD.
20336 (loop_iterator): Changed.
20337 (fel_next, fel_init): Iterate over loop tree.
20338 (FOR_EACH_LOOP_BREAK): New macro.
20339 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20341 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20342 * modulo-sched.c (sms_schedule): Ditto.
20343 * tree-vectorizer.c (vectorize_loops): Ditto.
20344 * doc/loop.texi: Update information on loop numbering and behavior of
20345 FOR_EACH_LOOP wrto new loops.
20346 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20347 add_to_evolution_1): Test nestedness of loops instead of comparing
20349 * tree-chrec.c (chrec_fold_plus_poly_poly,
20350 chrec_fold_multiply_poly_poly, chrec_evaluate,
20351 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20352 reset_evolution_in_loop): Ditto.
20353 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20355 2007-01-31 Dirk Mueller <dmueller@suse.de>
20357 * c-common.c (warn_about_parentheses): Separate warning about
20358 un-parenthized sequence of comparison operators from the one
20359 which is supposed to warn about x <= y <= z.
20361 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20363 * optabs.h (enum optab_index): Add new OTI_isinf.
20364 (isinf_optab): Define corresponding macro.
20365 * optabs.c (init_optabs): Initialize isinf_optab.
20366 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20368 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20369 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20371 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20372 expand_builtin_interclass_mathfn.
20373 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20374 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20375 (fxam<mode>2_i387): New insn pattern.
20376 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20377 built-in functions as x87 inline asm.
20379 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20381 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20383 2007-01-30 Eric Christopher <echristo@apple.com>
20385 * config.gcc: Add geode.
20387 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20389 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20390 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20391 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20392 value-prof.c: Fix comment typos.
20394 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20397 * doc/invoke.texi (Wpointer-arith): Document warning.
20399 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20401 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20402 the list of discrepancies from the draft TR.
20404 2007-01-30 Dirk Mueller <dmueller@suse.de>
20407 * doc/invoke.texi (-Wreturn-type): Update description to
20408 match new behavior.
20410 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20412 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20414 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20416 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20417 to handle optabs that operate on floating point input argument and
20418 output to integer output.
20419 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20420 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20421 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20422 expand_builtin_interclass_mathfn ().
20423 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20424 (ilogbsi2): Remove.
20425 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20426 ilogbl built-in functions as x87 intrinsics.
20428 2007-01-30 Richard Guenther <rguenther@suse.de>
20430 PR middle-end/27657
20431 * dwarf2out.c (reference_to_unused): Query varpool if the
20432 variable was output.
20434 2007-01-30 Richard Guenther <rguenther@suse.de>
20436 PR middle-end/30313
20437 * passes.c (execute_one_pass): Reset in_gimple_form to not
20438 confuse non-unit-at-a-time mode.
20440 2007-01-29 Roger Sayle <roger@eyesopen.com>
20441 Richard Guenther <rguenther@suse.de>
20443 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20444 avoid undefined behaviour on overflow. Use force_fit_type_double
20445 to construct the constant with the specified TREE_OVERFLOW.
20447 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20449 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20450 * config/dfp-bit.h: Ditto.
20452 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20454 * c-decl.c (pop_scope): Replace warnings with call to
20455 warn_for_unused_label.
20456 * c-common.h (warn_for_unused_label): Declare.
20457 * c-common.c (warn_for_unused_label): Define.
20459 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20461 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20464 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20466 * Makefile.in (USER_H): Remove decfloat.h.
20467 * ginclude/decfloat.h: Delete, moving contents to ...
20468 * ginclude/float.h: Add support for decimal floating point,
20469 guarded by __STDC_WANT_DEC_FP__.
20471 2007-01-29 Mike Stump <mrs@apple.com>
20473 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20474 Analysis and Representation to resolve case insensitive conflict.
20475 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20477 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20479 * tree.h (struct tree_memory_tag): Add aliases member.
20480 (MTAG_ALIASES): New macro.
20481 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20482 (add_may_alias): Remove pointer-set. Update for may_aliases being
20484 (mark_aliases_call_clobbered): Update for may_aliases being a
20486 (compute_tag_properties): Ditto.
20487 (create_partition_for): Ditto.
20488 (compute_memory_partitions): Ditto.
20489 (dump_may_aliases_for): Ditto.
20490 (is_aliased_with): Ditto.
20491 (add_may_alias_for_new_tag): Ditto.
20492 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20493 (compute_is_aliased): New function.
20494 (compute_may_aliases): Call compute_is_aliased).
20495 (init_alias_info): Initialize alias_bitmap_obstack.
20496 (union_alias_set_into): New function.
20497 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20498 (have_common_aliases_p): Rewrite to take two bitmaps and use
20500 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20501 Update for bitmaps.
20502 (finalize_ref_all_pointers): Update for add_may_alias changes.
20503 (new_type_alias): Ditto.
20504 * tree-flow-inline.h (may_aliases): Return a bitmap.
20505 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20506 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20507 may_aliases being a bitmap.
20508 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20509 may_aliases now returns a bitmap.
20510 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20512 * tree-ssa-operands.c (add_virtual_operand): Update for
20513 may_aliases being a bitmap.
20515 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20517 PR tree-optimization/30630
20518 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20519 variable as changed.
20521 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20524 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20525 expanded only once even if an error occurs.
20527 2007-01-29 Ben Elliston <bje@au.ibm.com>
20529 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20530 (__gcov_average_profiler): Likewise.
20531 (__gcov_ior_profiler): Likewise.
20532 (__gcov_merge_ior): Likewise.
20534 2007-01-28 Jan Hubicka <jh@suse.cz>
20536 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20537 * value-prof.c (stringop_block_profile): Likewise.
20539 2007-01-28 Jan Hubicka <jh@suse.cz>
20541 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20542 Add variant handling histograms; add wrapper.
20543 (clear_storage_via_libcall): Export.
20544 (emit_block_move_hints): Break out from ...; add histograms.
20545 (emit_block_move): ... this one.
20546 (clear_storage_hints): Break out from ...; add histograms.
20547 (clear_storage): ... this one.
20548 (set_storage_via_memset): Handle histogram.
20549 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20550 (clear_storage_hints, clear_storage_via_libcall): Declare.
20551 (set_storage_via_setmem): Update prototype.
20552 * doc/md.texi (movmem, setmem): Document new arguments.
20554 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20555 Add new histograms.
20556 (stringop_block_profile): New global function.
20557 (tree_stringops_values_to_profile): Profile block size and alignment.
20558 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20560 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20561 (stringop_block_profile): Declare.
20562 * builtins.c: Include value-prof.h.
20563 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20564 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20565 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20566 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20567 * profile.c (instrument_values): Add new counters.
20568 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20570 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20571 (tree_init_edge_profiler): Build new profilers.
20572 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20573 (pass_tree_profile): Add dump.
20574 (tree_profile_hooks): Update.
20575 * Makefile.in (LIBGCOV): Add new constants.
20576 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20577 __gcov_ior_profiler): New.
20578 * i386.md (movmem/setmem expanders): Add new optional arguments.
20580 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20582 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20584 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20586 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20587 (tree_unswitch_single_loop): Pass eni_size_weights to
20588 tree_num_loop_insns.
20589 * tree-ssa-loop-manip.c: Include tree-inline.h.
20590 (can_unroll_loop_p): Pass eni_size_weights to
20591 tree_num_loop_insns.
20592 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20593 Pass eni_size_weights to estimate_num_insns.
20594 * tree.h (init_inline_once): Export.
20595 * toplev.c (backend_init): Call init_inline_once.
20596 * cgraphunit.c (cgraph_process_new_functions,
20597 cgraph_analyze_function): Pass eni_inlining_weights to
20598 estimate_num_insns.
20599 * ipa-inline.c (compute_inline_parameters): Ditto.
20600 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20601 to estimate_num_insns.
20602 (try_unroll_loop_completely): Pass eni_size_weights to
20603 tree_num_loop_insns.
20604 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20605 ot estimate_num_insns.
20606 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20607 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20608 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20609 eni_time_weights): New variables.
20610 (init_inline_once): Initialize them.
20611 (struct eni_data): Mew.
20612 (estimate_num_insns_1, estimate_num_insns): Use weights.
20613 * tree-inline.h (struct eni_weights_d): New.
20614 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20615 (estimate_num_insns): Declaration changed.
20616 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20617 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20618 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20620 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20622 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20623 relations in the conflict function is valid.
20625 2007-01-27 Ian Lance Taylor <iant@google.com>
20627 * common.opt: Add fstrict-overflow.
20628 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20629 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20630 (TYPE_OVERFLOW_UNDEFINED): Define.
20631 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20633 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20634 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20635 (fold_negate_expr): Likewise.
20636 (make_range): Likewise.
20637 (extract_muldiv_1): Likewise.
20638 (maybe_canonicalize_comparison): Likewise.
20639 (fold_comparison): Likewise.
20640 (fold_binary): Likewise.
20641 (tree_expr_nonnegative_p): Likewise.
20642 (tree_expr_nonzero_p): Likewise.
20643 * tree-vrp.c (compare_values): Likewise.
20644 (extract_range_from_binary_expr): Likewise.
20645 (extract_range_from_unary_expr): Likewise.
20646 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20648 (nowrap_type_p): Likewise.
20649 * tree-scalar-evolution.c (simple_iv): Likewise.
20650 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20651 (build_range_check): Likewise.
20652 (extract_muldiv_1): Likewise.
20653 (fold_comparison): Likewise.
20654 * tree-vrp.c (vrp_int_const_binop): Likewise.
20655 (extract_range_from_unary_expr): Likewise.
20656 * convert.c (convert_to_integer): Likewise.
20657 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20658 (fold_comparison): Likewise.
20659 (fold_binary): Likewise.
20660 * optabs.c (optab_for_tree_code): Likewise.
20661 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20662 * simplify-rtx.c (simplify_const_relational_operation): Check
20663 flag_strict_overflow and flag_trapv.
20664 (simplify_const_relational_operation): Likewise.
20665 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20666 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20669 2007-01-27 Roger Sayle <roger@eyesopen.com>
20671 * tree.c (tree_fold_gcd): Delete.
20672 * tree.h (tree_fold_gcd): Remove prototype.
20673 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20674 test whether one constant integer is a multiple of another. Instead
20675 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20676 * fold-const.c (multiple_of_p): We've determined both TOP and
20677 BOTTOM are integer constants so we can call int_const_binop directly
20678 instead of the more generic const_binop.
20680 2007-01-27 Roger Sayle <roger@eyesopen.com>
20682 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20683 1*X check that the constant hasn't overflowed, to preserve the
20685 (round_up): Provide an efficient implementation when rouding-up an
20686 INTEGER_CST to a power-of-two.
20688 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20690 * doc/sourcebuild.texi: Add comma for clarity.
20691 * doc/extend.texi: Fix some typos.
20692 * doc/passes.texi: Likewise.
20693 * doc/cppinternals.texi: Likewise.
20694 * doc/c-tree.texi: Likewise.
20695 * doc/tree-ssa.texi: Likewise.
20696 * doc/install.texi: Likewise.
20698 2007-01-27 Jan Hubicka <jh@suse.cz>
20700 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20701 (pass_sra): Do not require alias information.
20702 * passes.c (init_optimization_passes): Add SRA
20704 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20706 * tracer.c (rest_of_handle_tracer): We already cleaned
20707 up the CFG in tracer() so don't do it here again.
20708 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20709 cleanup_cfg here, either. And don't call renumber_insns.
20711 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20712 and BB_HEAD are in the insn stream here. Instead make sure
20713 that BB_INSN is valid on all insns. Also, do check here that
20714 there are no pending branch predictions...
20715 (rtl_verify_flow_info): ...instead of doing it here. Checks
20716 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20719 2007-01-26 Roger Sayle <roger@eyesopen.com>
20721 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20722 function to simplify/factorize operand order canonicalization.
20723 (ix86_fixup_binary_operands): Reorganize using the above function.
20724 (ix86_binary_operator_ok): Likewise.
20726 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20728 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20729 file scope from optimize_attrs.
20730 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20732 (optimize_attrs): Clear insn_code_values after freeing it.
20734 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20736 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20737 a parts.base assignment.
20739 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20741 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20742 (compute_subscript_distance, initialize_data_dependence_relation,
20743 finalize_ddr_dependent, analyze_ziv_subscript,
20744 analyze_siv_subscript_cst_affine,
20745 compute_overlap_steps_for_affine_univar,
20746 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20747 analyze_siv_subscript, analyze_miv_subscript,
20748 analyze_overlapping_iterations, subscript_dependence_tester_1,
20749 compute_self_dependence, free_dependence_relation): Work
20750 with affine_fn instead of chrecs.
20751 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20752 common_affine_function, affine_function_base,
20753 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20754 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20755 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20756 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20757 (all_chrecs_equal_p): Removed.
20758 * tree-data-ref.h (affine_fn, conflict_function): New types.
20759 (struct subscript): Change type of conflicting_iterations_in_a
20760 and conflicting_iterations_in_b.
20762 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20765 * config/pa/pa.h (TARGET_HPUX_11): New.
20766 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20767 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20769 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20770 Richard Guenther <rguenther@suse.de>
20772 * tree-ssa-structalias.c (solve_graph): Handle case
20773 we merged the variable to another.
20775 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20777 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20780 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20781 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20783 2007-01-25 DJ Delorie <dj@redhat.com>
20785 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20786 allow changes to modes which don't fit in those registers.
20788 * reload1.c (choose_reload_regs): Check for invalid subregs before
20789 computing their locations, not after.
20791 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20794 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20795 save Altivec registers in an eh_return function.
20796 (compute_vrsave_mask): Likewise.
20797 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20798 for saving Altivec registers.
20799 (rs6000_emit_prologue): Don't allocate stack twice in
20800 eh_return function. Correct expected value of altivec_save_offset
20801 when using save_world. Describe save of R0 to stack when using
20802 save_world. Describe stack pointer adjustment when using
20803 save_world. Remove duplicated eh_return parameter register saving.
20804 Update sp_offset variable after save_world.
20805 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20807 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20808 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20811 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20813 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20815 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20818 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20819 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20821 2007-01-25 Richard Guenther <rguenther@suse.de>
20823 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20824 * common.opt (-Wcoverage-mismatch): New warning option.
20825 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20826 if -Wcoverage-mismatch is given.
20828 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20830 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20831 (ipcp_driver): Change to static definition.
20832 Add dumping of the ifunctions.
20833 (constant_val_insert): Remove unused parameter. Support for SSA.
20834 (ipcp_propagate_const): Support for SSA.
20835 (ipcp_profile_bb_print): Print only analyzed nodes.
20836 (ipcp_replace_map_create): Remove support for Fortran constant
20838 * ipa-prop.c (ipa_method_modify_stmt,
20839 ipa_callsite_compute_param): Support for SSA.
20840 * ipa-prop.h (ipcp_driver): Remove declaration.
20841 (IS_VALID_TREE_MAP_INDEX): Add define.
20843 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20845 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20847 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20849 PR middle-end/30447
20850 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20851 constant argument to cabs and do it without checking for
20852 -funsafe-math-optimizations.
20854 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20856 * c-common.h (RID_FIRST_CXX0X): New.
20857 (RID_LAST_CXX0X): New.
20858 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20860 * c.opt (Wc++0x-compat): New.
20861 * doc/invoke.texi (-Wc++0x-compat): Document.
20863 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20865 * builtins.c (fold_builtin_carg): New.
20866 (fold_builtin_1): Use it.
20868 2007-01-24 Jan Hubicka <jh@suse.cz>
20870 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20872 * ipa-inline.c (initial_insns, max_insns): Delete.
20873 (compute_max_insns): New function.
20874 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20875 amount of insns as base for code growth.
20876 (cgraph_decide_inlining): Make initial_insns local; do not compute
20878 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20879 * doc/invoke.texi (inline-unit-growth): Update docs.
20881 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20883 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20884 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20885 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20886 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20887 for CPUs that have PTA_CX16 set.
20889 PR middle-end/27416
20890 * gimplify.c (omp_check_private): New function.
20891 (gimplify_scan_omp_clauses): Use it for
20892 firstprivate/lastprivate/reduction.
20894 PR middle-end/30494
20895 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20896 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20898 PR middle-end/30421
20899 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20900 If lower_lastprivate_clauses emits some statements, append them
20901 to dlist rather than body_p and to body_p append an initializer.
20902 (lower_omp_for): Adjust caller.
20904 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20906 * target.h (globalize_decl_name): New.
20907 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20908 * output.h (default_globalize_decl_name): New.
20909 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20911 (globalize_decl): Ditto.
20912 (default_globalize_decl_name): New.
20913 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20914 (ia64_handle_version_id_attribute): New.
20915 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20916 (ia64_asm_output_external): Use globalize_decl_name instead
20917 of globalize_label.
20918 * doc/extend.texi (version_id): New pragma.
20919 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20921 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20923 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20924 _uleb128_t and _Unwind_SWord with _sleb128_t.
20925 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20926 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20928 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20929 * unwind-pe.h (read_uleb128, read_sleb128,
20930 read_encoded_value_with_base): Likewise.
20931 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20933 2007-01-24 Richard Guenther <rguenther@suse.de>
20935 * builtins.c (expand_builtin_cexpi): Get the fndecl
20936 for cexp in the correct way.
20938 2007-01-24 Jan Hubicka <jh@suse.cz>
20940 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20943 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20945 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20946 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20947 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20948 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20949 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20950 __SIZEOF_PTRDIFF_T__.
20951 * doc/cpp.texi: Documentation for the new builtin macros added.
20953 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20955 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20956 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20957 instead of operands[2] to avoid access past the end of array.
20959 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20961 * reload1.c (emit_reload_insns): Pass the reload register
20962 for a non-spill output reload through forget_old_reloads_1.
20964 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20966 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20967 _SOFT_DOUBLE if doubles use software floating-point.
20968 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20969 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20970 * config/rs6000/darwin-ldouble.c: Also compile functions for
20971 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20972 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20973 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20974 commented-out long double override.
20975 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20976 * config/rs6000/eabispe.h: Likewise.
20977 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20978 long double for non-SPE.
20979 (rs6000_handle_option): Likewise.
20980 (invalid_e500_subreg): Disallow more subregs involding DImode,
20981 DFmode, TImode or TFmode.
20982 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20984 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20986 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20987 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20989 (rs6000_legitimate_address): Also check for TFmode for E500
20991 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20992 (spe_build_register_parallel): Handle TFmode and TCmode.
20993 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20995 (function_arg): Handle TFmode and TCmode for E500 double.
20996 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20998 (print_operand): Handle TFmode and TImode for %y.
20999 (rs6000_generate_compare): Handle TFmode comparisons for E500
21001 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21002 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21003 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21004 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21005 TFmode for E500 double.
21006 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21007 (floatsidf2): Enable for E500 double.
21008 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21009 (extenddftf2): Change to extenddftf2_fprs.
21010 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21011 depending on TARGET_E500_DOUBLE.
21012 (extendsftf2): Enable for E500 double.
21013 (trunctfdf2): Enable for E500 double.
21014 (trunctfsf2): Change to trunctfsf2_fprs.
21015 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21016 depending on TARGET_E500_DOUBLE.
21017 (floatsitf2): Enable for E500 double.
21018 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21019 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21020 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21021 (negtf2): Change to negtf2_internal.
21022 (negtf2): New expander.
21023 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21024 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21025 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21026 (movdi_internal32): Use rs6000_nonimmediate_operand.
21027 (unnamed splitter): Likewise.
21028 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21029 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21030 (SPE64TF, DITI): New mode macros.
21031 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21034 (frob_<mode>_di_2): New.
21035 (frob_tf_di_8_2): New.
21036 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21038 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21040 (frob_ti_<mode>_8_2): New.
21041 (frob_ti_tf_2): New.
21042 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21043 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21045 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21046 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21047 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21048 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21049 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21050 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21053 2007-01-23 Ian Lance Taylor <iant@google.com>
21055 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21057 (OBJS-archive): Reformat, alphabetize.
21058 (OBJS): Change out_object_file to OBJS-md.
21060 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21062 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21063 JUMP_P and CALL_P predicates where applicable.
21064 * config/i386/i386.c: Ditto.
21065 * config/i386/i386.md: Ditto.
21066 * config/i386/mmx.md: Ditto.
21067 * config/i386/predicates.md: Ditto.
21069 2007-01-22 Andreas Schwab <schwab@suse.de>
21071 * config/m68k/m68k.h: Fix comment.
21073 2007-01-22 Jan Hubicka <jh@suse.cz>
21075 * passes.c (init_optimization_passes): Do not rerun
21076 pass_early_warn_uninitialized.
21078 2007-01-22 Richard Guenther <rguenther@suse.de>
21080 PR tree-optimization/30038
21081 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21083 (execute_cse_sincos_1): Likewise.
21084 (execute_cse_sincos): Likewise.
21085 (gate_cse_sincos): Likewise.
21086 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21087 the cexpi() canonicalization of sincos().
21088 * tree-pass.h (pass_cse_sincos): Declare.
21089 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21091 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21093 PR rtl-optimization/29329
21094 * combine.c (replaced_rhs_insn): Rename to i2mod.
21095 (replaced_rhs_value): Rename to i2mod_new_rhs.
21096 (i2mod_old_rhs): New global variable.
21097 (combine_instructions): Adjust for above change. Save a copy of
21098 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21099 note are substituted in the second instruction.
21100 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21101 ditch the note if it pertains to the second eliminated register
21102 and this register is mentioned in i2mod_old_rhs.
21105 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21107 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21108 the insn to which the note was originally attached.
21110 2007-01-21 Jan Hubicka <jh@suse.cz>
21112 * ipa-inline.c (inlining_mode): Comment, move up.
21113 (cgraph_decide_inlining_incrementally): Do not perform inlining
21114 itself; fix handling of flattening of self recursive functions.
21115 (cgraph_find_cycles): Remove.
21116 (cgraph_flatten_node): Remove.
21117 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21118 (try_inline): New function.
21119 (cgraph_early_inlining): Update call of
21120 cgraph_decide_inlining_incrementally. Apply inlining here.
21121 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21123 2007-01-21 Dirk Mueller <dmueller@suse.de>
21126 * tree-vrp.c (check_array_bounds): do not warn
21127 about ADDR_EXPR's of ARRAY_REF's which are immediately
21128 used in binary expressions.
21130 2007-01-21 Ira Rosen <irar@il.ibm.com>
21132 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21133 read_write_dep and macros for its access.
21134 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21135 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21136 argument, call vect_check_interleaving for every independent pair of
21137 data-refs. Mark loads that access the same memory location as a store
21139 (vect_check_dependences): Remove.
21140 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21141 call, fix the call to vect_analyze_data_ref_dependence.
21142 (vect_analyze_data_ref_access): For statements that access the same
21143 data-ref, check that they are not stores; for loads, check that there
21144 is no store that access the same location.
21146 2007-01-20 Roger Sayle <roger@eyesopen.com>
21147 Joseph Myers <joseph@codesourcery.com>
21149 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21150 (-fdump-rtl-stack): Likewise.
21151 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21152 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21153 (-mpt-fixed): Use @minus{} for minus sign.
21154 (Using Precompiled Headers): Fix under/overfull hbox.
21156 2007-01-20 Jan Hubicka <jh@suse.cz>
21158 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21159 place within annotation.
21161 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21163 * pa.c (output_move_double): Change array size of xoperands to 4.
21165 2007-01-20 Jan Hubicka <jh@suse.cz>
21167 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21170 2007-01-19 Ian Lance Taylor <iant@google.com>
21172 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21173 constant to unsigned HOST_WIDE_INT before negating.
21175 2007-01-19 Ian Lance Taylor <iant@google.com>
21177 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21179 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21180 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21181 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21182 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21183 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21184 (realloc_vdef, realloc_vuse): Change second parameter to
21186 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21187 fields to unsigned.
21188 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21189 unsigned. Change x and lim locals to unsigned.
21190 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21192 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21193 (copy_virtual_operands): Change i and n locals to unsigned.
21195 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21197 PR middle-end/29335
21198 * builtins.c (fold_builtin_1): Handle builtin fdim.
21200 2007-01-20 Jan Hubicka <jh@suse.cz>
21202 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21203 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21204 init_alias_heapvars.
21205 (init_alias_heapvars): Initialize only when not already initialized.
21206 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21208 2007-01-19 Roger Sayle <roger@eyesopen.com>
21210 * common.opt (fsigned-zeros): New command line option.
21211 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21212 of flag_unsafe_math_optimizations.
21213 * opts.c (set_fast_math_flags): The -ffast-math command line option
21214 implies -fno-signed-zeros.
21215 (fast_math_flags_set_p): Likewise.
21217 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21218 the documentation of -ffast-math appropriately. Wrap long lines.
21220 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21222 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21223 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21225 2007-01-19 Tomas Bily <tbily@suse.cz>
21227 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21229 (tree_init_ic_make_global_vars): New function
21230 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21231 (tree_gen_ic_profiler): New function
21232 (tree_gen_ic_func_profiler): New function
21233 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21234 (tree_profile_hooks): Added hook for indirec/virtual calls
21235 * value-prof.c (tree_find_values_to_profile): New case for
21237 (tree_values_to_profile): Call for determining indirect/virtual
21239 (tree_indirect_call_to_profile): New function
21240 (tree_ic_transform): New function
21241 (tree_ic): New function
21242 (find_func_by_pid): New function
21243 (init_pid_map): New function
21244 (tree_value_profile_transformations): Added check for
21245 indirect/virtual call transformation
21246 * value-prof.h (enum hist_type): New counter type for
21247 indirect/virtual calls
21248 (profile_hooks): Added new hook for profiling indirect/virtual
21250 * profile.c (instrument_values): New case for indirect/virtual
21252 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21253 (GCOV_COUNTER_V_INDIR): New counter type
21254 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21255 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21257 * cgraph.c: Definition of cgraph_max_pid
21258 (cgraph_create_node): Default init of pid attribute
21259 * cgraph.h: Declaration of cgraph_max_pid
21260 (struct cgraph_node): Added pid attribute
21261 * libgcov.c (__gcov_indirect_call_profiler): New function
21262 (__gcov_one_value_profiler_body): New function
21263 (__gcov_one_value_profiler): Body was moved to
21264 __gcov_one_value_profiler_body and calls it
21266 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21268 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21269 * gengtype.c (write_types_data, write_func_for_structure,
21270 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21271 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21272 (walk_type, write_func_for_structure): Generate the mark_hook if
21275 2007-01-19 Jan Hubicka <jh@suse.cz>
21277 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21278 'early' argument take inlining mode argument specifying whether to
21279 inline for size/speeed or all functions; add support for flattening;
21281 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21283 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21286 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21287 the name of the declared identifier.
21289 2007-01-19 Dirk Mueller <dmueller@suse.de>
21291 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21292 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21293 duplicate evaluation.
21295 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21297 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21298 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21299 to XFMode, use acosxf2 and truncate result to requested mode.
21300 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21301 (asin<mode>2): Similarly, with asin expanders.
21302 (*fscalexf4_i387): Rename from *fscalexf4.
21303 (expNcorexf3): New expander.
21304 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21305 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21306 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21307 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21308 patterns for SSE math.
21309 (exp10<mode>2): Similarly, with exp10 expanders.
21310 (exp2<mode>2): Similarly, with exp2 expanders.
21311 (expm1<mode>2): Similarly, with expm1 expanders.
21312 (ldexp<mode>3): Similarly, with ldexp expanders.
21313 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21314 Use gen_truncxf<mode>2_i387_noop to truncate result.
21316 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21318 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21319 for ColdFire targets.
21321 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21322 Richard Sandiford <richard@codesourcery.com>
21324 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21325 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21326 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21327 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21328 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21329 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21333 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21334 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21335 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21336 (*adddi_dilshr32_cf): New pattern.
21337 (adddi3, subdi3): Remove first alternatives.
21339 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21341 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21342 implemented using move.l, do not use its cc result for floating-point
21345 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21347 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21348 from accepting 's' constraints if flag_pic.
21350 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21352 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21353 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21354 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21355 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21357 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21359 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21360 ColdFire alternatives.
21361 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21362 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21363 architectures that support ff1 instruction.
21365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21366 Julian Brown <julian@codesourcery.com>
21368 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21369 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21370 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21373 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21375 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21377 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21378 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21379 HOST_WIDE_INT instead of an rtx.
21380 (m68k_rtx_costs): Update call accordingly.
21381 (output_move_const_into_data_reg): Likewise. Fix formatting.
21382 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21384 (output_move_simode_const): Update calls after above changes.
21385 Rework to use automatic variables and predicates like MEM_P.
21386 * config/m68k/m68k.md (pushexthisi_const): Update call to
21389 2007-01-19 Dirk Mueller <dmueller@suse.de>
21391 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21392 in dump_flags test.
21394 2007-01-19 Richard Guenther <rguenther@suse.de>
21396 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21397 via cexp in case sincos is not available.
21399 2007-01-19 Richard Guenther <rguenther@suse.de>
21401 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21402 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21403 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21404 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21405 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21406 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21407 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21408 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21410 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21412 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21414 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21415 (atan2xf3): Directly generate RTL pattern.
21416 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21417 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21418 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21419 disable patterns for SSE math.
21420 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21421 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21422 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21423 disable patterns for SSE math.
21425 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21427 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21429 2007-01-18 Roger Sayle <roger@eyesopen.com>
21431 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21432 VIEW_CONVERT_EXPR to the same type as it's operand.
21434 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21436 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21437 configured for long double 128.
21439 2007-01-18 Mike Stump <mrs@apple.com>
21441 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21444 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21446 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21449 2007-01-18 Jan Hubicka <jh@suse.cz>
21451 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21452 greater than NUM_VOP_FREE_BUCKETS.
21454 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21456 * tree-ssa-structalias.c: Update comments.
21457 (ptabitmap_obstack): Removed.
21458 (pta_obstack): New.
21459 (oldpta_obstack): Ditto.
21460 (stats): Add a few members.
21461 (struct variable_info): Remove node, complex, address_taken, and
21462 indirect_target members. Add oldsolution member.
21463 (new_var_info): Do not initialize removed members.
21464 (constraint_expr_type): Remove INCLUDES.
21465 (constraint_graph): Add size, implicit_preds, rep,
21466 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21467 (FIRST_REF_NODE): New macro.
21468 (LAST_REF_NODE): Ditto.
21469 (FIRST_ADDR_NODE): Ditto.
21470 (find): New function.
21472 (dump_constraint): Do not handle INCLUDES.
21473 (insert_into_complex): Do not insert duplicate constraints.
21474 (condense_varmap_nodes): Renamed and rewritten into ...
21475 (merge_node_constraints): This. Also fix bug in handling of
21476 offseted copy constraints.
21477 (clear_edges_for_node): No longer need to deal with preds at all,
21478 or removing associated preds/succs.
21479 (merge_graph_nodes): Deal with indirect_cycles.
21480 Don't deal with predecessors.
21481 (add_implicit_graph_edge): New function.
21482 (add_pred_graph_edge): Ditto.
21483 (add_graph_edge): Don't deal with predecessors.
21484 (build_constraint_graph): Removed.
21485 (build_pred_graph): New function.
21486 (build_succ_graph): Ditto.
21487 (struct scc_info): Removed in_component. Added roots, dfs, and
21488 node_mapping. Remove visited_index, unification_queue.
21489 (scc_visit): Deal with union-find we do now.
21490 Deal with cycles with REF nodes.
21491 (collapse_nodes): Renamed and rewritten to ...
21492 (unify_nodes): This.
21493 (process_unification_queue): Removed.
21494 (topo_visit): Cleanup
21495 (do_da_constraint): Use find.
21496 (do_sd_constraint): Ditto.
21497 (do_ds_constraint): Ditto.
21498 (do_complex_constraint): Ditto.
21499 (init_scc_info): Update for removed and added members.
21500 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21501 (find_indirect_cycles): This.
21502 (equivalence_class): New variable.
21503 (label_visit): New function.
21504 (perform_variable_substitution): Rewritten.
21505 (free_var_substitution_info): New function.
21506 (find_equivalent_node): Ditto.
21507 (move_complex_constraints): Ditto.
21508 (eliminate_indirect_cycles): Ditto.
21509 (solve_graph): Only propagate changed bits.
21510 Use indirect cycle elimination.
21512 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21513 (tree_id_eq): Renamed to ...
21514 (tree_vi_eq): This. Update for member change
21515 (insert_id_for_tree): Renamed and rewritten to ...
21516 (insert_vi_for_tree): This.
21517 (lookup_id_for_tree): Renamed and rewritten to ...
21518 (lookup_vi_for_tree): This.
21519 (get_id_for_tree): Renamed and rewritten to ...
21520 (get_vi_for_tree): Ditto.
21521 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21522 (process_constraint): Don't handle INCLUDES.
21523 Remove special ADDRESSOF case.
21524 (find_func_aliases): Rewrite to use vi functions instead of id
21526 (create_function_info_for): Ditto.
21527 (create_variable_info_for): Ditto.
21528 (intra_create_variable_infos): Ditto.
21529 (merge_smts_into): Ditto.
21530 (find_what_p_points_to): Ditto.
21531 (init_base_vars): Ditto.
21532 (init_alias_vars): Ditto.
21533 (remove_preds_and_fake_succs): New function.
21534 (dump_sa_points_to_info): Dump new stats.
21535 (dump_solution_for_var): Use find.
21536 (set_used_smts): Fix formatting.
21537 (compute_points_to_sets): Updated for new functions.
21538 (ipa_pta_execute): Ditto.
21540 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21541 Richard Sandiford <richard@codesourcery.com>
21543 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21545 * calls.c (expand_call): If the return value is a PARALLEL,
21546 extract its first member.
21547 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21548 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21549 use FUNCTION_EXTRA_EPILOGUE.
21550 (m68k_function_value): Return a PARALLEL if the return value
21551 is of a pointer type.
21552 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21553 (FUNCTION_EXTRA_EPILOGUE): Remove.
21554 * config/m68k/m68k.md (D0_REG): New constant.
21556 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21558 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21559 output a NOP for empty epilogues.
21561 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21563 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21564 before function. Extend register save check to include all
21565 registers, not just integer ones.
21567 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21569 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21570 (m68k_use_return_insn): ...this.
21571 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21572 * config/m68k/m68k.c (use_return_insn): Rename to...
21573 (m68k_use_return_insn): ...this.
21574 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21575 of USE_RETURN_INSN.
21577 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21579 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21580 nearest even, fix denormal rounding overflow.
21582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21584 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21585 f%$smove and f%$move.
21586 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21587 (extendsfdf2_cf): Use fdmove instead of f%&move.
21588 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21589 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21591 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21593 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21598 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21599 (coldfire_single_format): Declare.
21600 (coldfire_double_format): Likewise.
21601 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21602 of qnan_msb_set to determine the lower bits of a canonical
21604 (encode_ieee_double): Likewise.
21605 (encode_ieee_quad): Likewise.
21606 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21607 (mips_single_format): Likewise.
21608 (ieee_double_format): Likewise.
21609 (mips_double_format): Likewise.
21610 (ieee_extended_motorola_format): Likewise.
21611 (ieee_extended_intel_96_format): Likewise.
21612 (ieee_extended_intel_128_format): Likewise.
21613 (ieee_extended_intel_96_round_53_format): Likewise.
21614 (ibm_extended_format): Likewise.
21615 (mips_extended_format): Likewise.
21616 (ieee_quad_format): Likewise.
21617 (mips_quad_format): Likewise.
21618 (vax_f_format): Likewise.
21619 (vax_d_format): Likewise.
21620 (vax_g_format): Likewise.
21621 (i370_single_format): Likewise.
21622 (i370_double_format): Likewise.
21623 (decimal_single_format): Likewise.
21624 (decimal_double_format): Likewise.
21625 (decimal_quad_format): Likewise.
21626 (c4x_single_format): Likewise.
21627 (c4x_extended_format): Likewise.
21628 (real_internal_format): Likewise.
21629 (coldfire_single_format): New real_format.
21630 (coldfire_double_format): Likewise.
21631 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21632 canonical_nan_lsbs_set.
21633 (pdp11_d_format): Likewise.
21634 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21635 if TARGET_COLDFIRE_CPU.
21637 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21639 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21640 (output_call, m68k_legitimize_call_address): Declare.
21641 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21642 parenthesees. Add support for a 'W' constraint.
21643 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21644 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21645 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21646 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21648 (override_options): Initialize them. Do not set flag_no_function_cse
21649 for TARGET_ID_SHARED_LIBRARY.
21650 (m68k_output_pic_call): Delete.
21651 (m68k_legitimize_call_address): New function.
21652 (print_operand): Remove the %o prefix. Handle the %p prefix.
21653 (output_call): New function.
21654 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21655 target address from the GOT if symbolic jumps are not allowed.
21656 * config/m68k/m68k.md (call, general_operand): Do not set
21657 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21658 Merge separate flag_pic and !flag_pic define_insns into...
21659 (*call, *call_value): ...these new patterns. Match the address
21660 rather than the containing MEM and require it to be a call_operand.
21661 Use output_call to generate the asm template.
21662 * config/m68k/predicates.md (const_call_operand): New predicate.
21663 (call_operand): Likewise.
21665 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21667 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21668 (STACK_GROWS_DOWNWARD): Define to 1.
21669 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21670 comments, emphasizing that these values are only defaults.
21671 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21672 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21674 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21676 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21678 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21679 Richard Sandiford <richard@codesourcery.com>
21681 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21682 (FP_REGNO_P): New macros.
21683 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21684 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21685 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21686 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21688 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21690 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21691 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21693 * config/m68k/t-floatlib: New file, extracting common code from...
21694 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21695 * config/m68k/t-uclinux: Here.
21696 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21697 routines on ColdFire targets.
21699 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21701 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21702 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21703 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21704 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21705 explicitly set MOTOROLA to 1.
21706 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21709 Nathan Sidwell <nathan@codesourcery.com>
21711 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21712 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21713 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21714 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21715 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21716 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21717 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21718 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21719 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21720 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21721 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21722 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21723 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21724 (DBX_REGISTER_NUMBER): Delete.
21725 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21726 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21727 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21729 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21731 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21732 * config/flat.h: New file.
21733 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21734 OBJECT_FORMAT_FLAT.
21735 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21736 indirect references for -msep-data or -mid-shared-library.
21737 Do not use PC-relative code addresses either.
21738 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21740 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21741 for shared libraries and crt1.o for executables. Use crti.o and
21743 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21744 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21745 Do not add -elf2flt or -shared-lib-id options here.
21746 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21747 Pass -shared-lib-id if -mid-shared-library, taking the library
21748 identifier from -mshared-library-id if given, otherwise
21750 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21751 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21752 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21753 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21754 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21755 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21757 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21758 jump sequence for ISA A and ISA A+.
21759 (PICJUMP): Likewise.
21761 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21763 * config.gcc (m68k-*-uclinux*): Base the port on the common
21764 and m68k GNU/Linux files rather than on the generic ELF ones.
21765 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21766 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21768 2007-01-18 Julian Brown <julian@codesourcery.com>
21769 Richard Sandiford <richard@codesourcery.com>
21771 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21772 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21773 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21775 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21776 80 unconditionally.
21777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21779 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21781 * doc/install.texi: Document m68k-uclinuxoldabi.
21782 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21783 * config/m68k/uclinux-oldabi.h: New file, copied from
21784 config/m68k/uclinux.h.
21786 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21788 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21789 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21790 (m32r_compute_frame_size): Use unsigned for regno.
21791 (m32r_reload_lr): Use gen_frame_mem.
21793 (m32r_output_function_epilogue): Don't output the function epilogue
21795 (m32r_expand_epilogue): New.
21796 (direct_return): Return false if the function has the interrupt
21798 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21799 * config/m32r/m32r.md (epilogue): New expander.
21800 (return_lr, return_rte): New insns.
21801 (return): Make it expander.
21802 (return_normal): New expander.
21804 2007-01-18 Josh Conner <jconner@apple.com>
21807 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21808 support for UNLE, UNLT, UNGE, and UNGT.
21810 2007-01-18 Jan Hubicka <jh@suse.cz>
21812 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21813 * tree-tailcall (add_virtual_phis): Likewise.
21814 (optimize_tail_call): Return TODOs.
21815 (execute_tail_calls): Return TODOs.
21816 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21817 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21819 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21820 Cleanup cfg using TODO.
21821 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21822 * passes.c (execute_function_todo): When cleanup did something, remove
21824 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21825 (make_edges): Don't cleanup_cfg.
21827 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21829 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21830 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21831 operate on the top of stack.
21832 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21833 register handling of instructions that output to the second
21835 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21836 (move_for_stack_reg): Special-case check for dead destination
21837 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21839 * config/i386/i386.md (UNSPEC_TAN): New constant.
21840 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21841 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21842 to correctly model move of constant 1.0 to top stack slot.
21843 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21844 (unnamed peephole2 pattern): Remove corresponding peephole2
21845 pattern that optimizes tan insn and loading of constant 1.0.
21846 (tanxf2): Use fptanxf4_i387.
21847 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21848 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21849 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21850 disable patterns for SSE math.
21851 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21852 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21854 2007-01-18 Dirk Mueller <dmueller@suse.de>
21855 Richard Guenther <rguenther@suse.de>
21858 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21859 * common.opt (Warray-bounds): Add new warning option.
21860 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21862 * Makefile.in: make tree-vrp.o depend on toplev.h
21863 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21865 (check_array_refs, check_array_bounds, check_array_ref): New.
21867 2007-01-18 Jan Hubicka <jh@suse.cz>
21869 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21870 (execute_ssa_ccp): Return flags conditionally.
21871 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21873 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21875 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21877 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21878 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21880 * Makefile.c (GTFILES): Add cfglayout.h.
21881 * gengtype.c (open_base_files): Likewise.
21882 * cfglayout.c (cfg_layout_function_footer,
21883 cfg_layout_function_header) Reindent to make gengtype happy.
21884 * cfglayout.h (cfg_layout_function_footer,
21885 cfg_layout_function_header): Add GTY(()) marker.
21887 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21889 2007-01-18 Ben Elliston <bje@au.ibm.com>
21891 * genautomata.c (write_automata): Include xstrerror output in the
21892 error message if writing the DFA description file fails.
21894 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21896 * config/mips/mips-protos.h (mips_output_external): Make it
21898 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21899 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21900 (extern_list): Likewise.
21901 (extern_head): Likewise.
21902 (TARGET_ASM_FILE_END): Likewise.
21903 (mips_file_end): Likewise.
21904 (mips_output_external): Rewritten.
21906 2007-01-18 Ben Elliston <bje@au.ibm.com>
21908 * genpreds.c (write_insn_preds_c): Only write out the function
21909 body for regclass_for_constraint if we have register constraints.
21911 2007-01-17 Tom Tromey <tromey@redhat.com>
21913 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21914 * doc/install.texi (Testing): Use sourceware.org.
21915 (Binaries): Likewise.
21916 (Specific): Likewise.
21917 * doc/contrib.texi (Contributors): Use sourceware.org.
21919 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21921 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21922 (AVR_ENHANCED): Rename to ...
21923 (AVR_HAVE_MUL): ... new.
21924 (avr_enhanced_p): Rename to ...
21925 (avr_have_mul_p): ... new.
21926 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21927 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21928 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21929 (avr_have_mul_p): ... new.
21930 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21931 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21932 'avr_enhanced_p' and 'enhanced'.
21933 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21934 AVR_HAVE_MUL instead of AVR_ENHANCED.
21935 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21936 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21937 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21938 instead of AVR_ENHANCED.
21939 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21940 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21941 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21943 2007-01-17 Ian Lance Taylor <iant@google.com>
21945 * vec.h (VEC_reserve_exact): Define.
21946 (vec_gc_p_reserve_exact): Declare.
21947 (vec_gc_o_reserve_exact): Declare.
21948 (vec_heap_p_reserve_exact): Declare.
21949 (vec_heap_o_reserve_exact): Declare.
21950 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21952 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21953 negative parameter.
21954 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21955 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21956 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21957 * vec.c (calculate_allocation): Add exact parameter. Change all
21959 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21960 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21961 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21962 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21963 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21964 (vec_heap_p_reserve_exact): New function.
21965 (vec_heap_o_reserve_exact): New function.
21967 2007-01-17 Jan Hubicka <jh@suse.cz>
21969 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21971 2007-01-17 Eric Christopher <echristo@apple.com>
21973 * config.gcc: Support core2 processor.
21975 2007-01-16 Jan Hubicka <jh@suse.cz>
21977 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21978 the names, just unlink the chain so we don't crash on dangling
21982 2007-01-16 Jan Hubicka <jh@suse.cz>
21984 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21985 * tree-pass.h: Reorder to make IPA passes appear toegher.
21986 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21988 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21989 parameters, do not call early inliner.
21990 * ipa-inline.c: Update comments. Include tree-flow.h
21991 (cgraph_decide_inlining): Do not compute inlining parameters.
21992 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21993 be called with function context set up.
21994 (pass_ipa_inline): Remove unreachable functions before pass.
21995 (cgraph_early_inlining): Simplify assuming to be called from the
21997 (pass_early_inline): New pass.
21998 (cgraph_gate_ipa_early_inlining): New gate.
21999 (pass_ipa_early_inline): Turn into simple wrapper.
22000 (compute_inline_parameters): New function.
22001 (gate_inline_passes): New gate.
22002 (pass_inline_parameters): New pass.
22003 (apply_inline): Move here from tree-optimize.c
22004 (pass_apply_inline): New pass.
22005 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22007 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22008 doing them by hand.
22009 (tree_function_versioning): Do not allocate dummy struct function.
22010 * tree-inline.h (optimize_inline_calls): Update prototype.
22011 * tree-optimize.c (execute_fixup_cfg): Export.
22012 (pass_fixup_cfg): Remove
22013 (tree_rest_of_compilation): Do not apply inlines.
22014 * tree-flow.h (execute_fixup_cfg): Declare.
22015 * Makefile.in (gt-passes.c): New.
22016 * passes.c: Include gt-passes.h
22017 (init_optimization_passes): New passes.
22018 (nnodes, order): New static vars.
22019 (do_per_function_toporder): New function.
22020 (execute_one_pass): Dump current pass here.
22021 (execute_ipa_pass_list): Don't dump current pass here.
22023 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22025 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22026 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22028 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22030 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22031 (strong_alias): Define.
22032 (__gcc_qmul): Provide non-FMA for soft-float.
22033 (__gcc_qdiv): Same.
22038 (__gcc_qunord): New.
22048 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22049 soft-float functions.
22050 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22051 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22052 about long double soft float.
22054 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22055 Tehila Meyzels <tehila@il.ibm.com>
22057 * tree-vectorizer.h (is_pattern_stmt_p): New.
22058 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22059 formatting (tabs instead of spaces). Cleanup and clarify setting
22060 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22061 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22062 (vectorizable_type_demotion): Check that types are integral.
22063 (vectorizable_type_promotion): Likewise.
22064 (vectorizable_store): Fix typo. Eliminate new-line at end of
22067 2007-01-16 Jan Hubicka <jh@suse.cz>
22069 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22072 2007-01-15 Eric Christopher <echristo@apple.com>
22074 * ifcvt.c: Include vec.h, vecprim.h.
22075 (check_cond_move_block): New argument regs.
22076 Reorganize. Add registers used to regs.
22077 (cond_move_process_if_block): Use regs set above as
22080 2007-01-15 Eric Christopher <echristo@apple.com>
22082 * config/darwin.h: Update copyright.
22083 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22084 (LINK_COMMAND_SPEC): Add -u.
22085 (LINK_SPEC): Fix umbrella for above.
22087 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22089 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22092 2007-01-15 Tom Tromey <tromey@redhat.com>
22094 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22095 * doc/install.texi (Testing): Don't mention jacks.
22096 (Configuration): Document --enable-java-maintainer-mode. Move
22097 --with-java-home to libgcj-specific section. Document
22099 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22101 2007-01-15 Jan Hubicka <jh@suse.cz>
22103 * tree-ssa-dce.c (DCE_TODOs): New.
22104 (propagate_necessity): Return if something changed.
22105 (eliminate_unnecessary_stmts): Likewise.
22106 (perform_tree_ssa_dce): Return TODO flags when needed.
22107 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22109 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22111 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22112 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22113 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22114 patterns using X87MODEF12 mode macro. Extend operand 1
22115 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22116 (log10<mode>2): Ditto.
22117 (log2<mode>2): Ditto.
22118 (log1p<mode>2): Ditto.
22119 (logb<mode>2): Ditto.
22120 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22121 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22122 (*fxtractxf3_i387): Rename from *fxtractxf3.
22123 (fxtract_extend<mode>xf3_i387): New insn pattern.
22124 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22125 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22126 and gen_fyl2xxf3_i387().
22128 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22130 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22131 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22132 get_loop_exit_edges. Changed return type to bool.
22133 * cfgloop.h (fix_loop_placement): Declaration removed.
22135 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22137 * param.h (MIN_VECT_LOOP_BOUND): New.
22138 * params.def (MIN_VECT_LOOP_BOUND): New.
22139 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22140 argument - minimum threshold for number of iterations.
22141 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22142 argument to declaration.
22143 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22144 MIN_VECT_LOOP_BOUND.
22145 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22146 slpeel_tree_peel_loop_to_edge with additional argument.
22147 (vect_do_peeling_for_alignment): Likewise.
22148 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22150 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22153 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22154 operands of size 1.
22156 2007-01-14 Jan Hubicka <jh@suse.cz>
22158 * tree-dfa.c (remove_referenced_var): New function.
22159 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22160 prune referenced vars list too.
22161 * tree-flow.h (remove_referenced_var): Declare.
22163 2007-01-14 Jan Hubicka <jh@suse.cz>
22165 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22167 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22168 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22169 * except.h (verify_eh_throw_table_statements): Kill prototype.
22170 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22171 into call exrepssions.
22172 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22174 * tree-cfg.c: Include pointer-set.h.
22175 (verify_node_sharing): Work on pointer set.
22176 (verify_eh_throw_stmt_node): New.
22177 (verify_stmts): Use pointers sets, verify throw_stmt.
22179 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22181 * ipa-reference.c (analyze_function): Consider also addresses taken
22184 2007-01-12 Roger Sayle <roger@eyesopen.com>
22186 * c-typeck.c (null_pointer_constant_p): Replace use of
22187 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22188 (build_c_cast): Likewise.
22190 2007-01-12 Roger Sayle <roger@eyesopen.com>
22192 * tree.h (force_fit_type_double): Remove unused final argument.
22193 * c-common.c (constant_expression_warning): Replace use of
22194 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22195 (convert_and_check): Likewise.
22196 (shorten_compare): Update call to force_fit_type_double.
22197 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22198 * convert.c (convert_to_pointer): Update call to
22199 force_fit_type_double.
22200 * fold-const.c (force_fit_type_double): Remove overflowed_const
22202 (int_const_binop, fold_convert_const_int_from_int,
22203 fold_convert_const_int_from_real, fold_div_compare,
22204 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22205 fold_abs_const, fold_not_const): Remove the final argument from
22206 calls to force_fit_type_double.
22208 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22210 * configure.ac: Set insn to "nop" for spu-*-* also.
22211 * configure: Regenerate.
22213 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22215 * builtins.def : Add BUILT_IN_FREE.
22217 2007-01-12 Jan Hubicka <jh@suse.cz>
22219 PR tree-optimization/30443
22220 * tree-inline.c (tree_function_versioning): Do not optimize when
22221 cloning for inlining.
22223 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22225 * doc/loop.texi: Document recording of loop exits.
22226 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22227 (update_single_exits_after_duplication,
22228 update_single_exit_for_duplicated_loop,
22229 update_single_exit_for_duplicated_loops): Removed.
22230 (duplicate_loop_to_header_edge): Do not call
22231 update_single_exits_after_duplication and
22232 update_single_exit_for_duplicated_loops.
22233 (loop_version): Do not update single_exit information.
22234 (fix_loop_structure): Use record_loop_exits instead of
22235 mark_single_exit_loops.
22236 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22237 the lists of loop exits.
22238 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22239 split_edge, merge_blocks): Update the lists of loop exits.
22240 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22241 loop_optimizer_init.
22242 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22243 of mark_single_exit_loops.
22244 (loop_optimizer_finalize): Call release_recorded_exits.
22245 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22246 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22247 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22248 update single exit information.
22249 * lambda-code.c (perfect_nestify): Ditto.
22250 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22251 (mark_single_exit_loops): Removed.
22252 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22253 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22254 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22256 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22257 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22258 (verify_loop_structure): Verify consistency of the exit lists.
22259 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22260 (set_single_exit): Removed.
22261 * cfgloop.h (struct loop_exit): New function.
22262 (struct loop): single_exit_ field replaced by exits field.
22263 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22264 LOOPS_HAVE_RECORDED_EXITS.
22265 (struct loops): Added exits hash.
22266 (mark_single_exit_loops, set_single_exit): Declaration removed.
22267 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22271 * doc/invoke.texi: Avoid use of @headitem.
22273 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22275 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22277 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22279 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22282 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22283 Richard Sandiford <richard@codesourcery.com>
22285 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22286 * config/m68k/m68k.opt: Resort options.
22287 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22289 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22290 Richard Sandiford <richard@codesourcery.com>
22292 * doc/invoke.texi: Document the macros that are defined by
22293 m68k's -mtune and -mhard-float options.
22294 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22295 (m68k_cpp_cpu_family): Likewise.
22296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22297 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22298 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22299 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22300 (m68k_cpp_cpu_family): Likewise.
22302 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22304 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22305 macros besides mc68000 as tuning macros. Use a switch statement
22306 to set them and mcpu32.
22308 2007-01-12 Julian Brown <julian@codesourcery.com>
22310 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22311 (TARGET_68040_ONLY): Rename to...
22312 (TARGET_68040): ...this.
22313 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22314 * config/m68k/m68k.md: Likewise.
22316 2007-01-12 Julian Brown <julian@codesourcery.com>
22317 Nathan Sidwell <nathan@codesourcery.com>
22318 Richard Sandiford <richard@codesourcery.com>
22320 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22321 the -mcpu= argument associated with the --with-cpu setting.
22322 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22323 if different from the one implied by the -mcpu setting.
22324 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22325 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22326 * doc/invoke.texi: Mention ColdFire in the introduction to the
22327 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22328 -mno-div and -mhard-float options. Make -m68881 a synonym for
22329 -mhard-float. Document the previously-undocumented -m5206e,
22330 -m528x, -m5307 and -m5407 options. Tweak the existing option
22331 documentation for consistency.
22332 * doc/install.texi: Mention new --with-cpu arguments.
22333 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22334 default CPU if neither -mcpu nor -march are specified.
22335 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22336 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22337 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22338 using m68k_tune to decide between families that implement the
22339 same ISA. Use m68k_tune to set __mcfv4e__.
22340 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22341 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22342 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22343 (FL_ISA_C, FL_ISA_MMU): New macros.
22344 (MASK_COLDFIRE): Delete.
22345 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22346 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22347 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22348 (TARGET_HARD_FLOAT): Do not define here.
22349 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22350 (TUNE_68000): New macro.
22351 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22352 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22353 (TUNE_CFV2): Redefine in terms of m68k_tune.
22354 (uarch_type, target_device, fpu_type): New enums.
22355 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22356 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22357 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22358 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22359 (FL_FOR_isa_c): New macros.
22360 (m68k_isa): New enum.
22361 (m68k_target_selection): New structure.
22362 (all_devices, all_isas, all_microarchs): New tables.
22363 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22364 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22365 (MASK_ALL_CPU_BITS): Delete.
22366 (m68k_find_selection): New function.
22367 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22368 Map the legacy target options to a combination of the new ones.
22369 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22370 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22371 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22373 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22374 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22376 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22377 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22378 * config/m68k/m68k-devices.def: New file.
22380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22381 Nathan Sidwell <nathan@codesourcery.com>
22383 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22384 (SUBTARGET_EXTRA_SPECS): New macros.
22385 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22386 use %(asm_cpu_spec) instead.
22387 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22388 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22389 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22390 (EXTRA_SPECS): Rename to...
22391 (SUBTARGET_EXTRA_SPECS): ...this.
22393 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22394 Richard Sandiford <richard@codesourcery.com>
22395 Julian Brown <julian@codesourcery.com>
22397 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22398 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22399 to the configuration's default CPU.
22400 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22401 Remove default masks.
22402 (m680[012]0-*-*): Set the default with_cpu to the first part of
22404 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22405 (m68k*-*-linux): Extend the --with-cpu handling to...
22406 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22407 and m68010. Don't set target_cpu_default2.
22408 * doc/install.texi: Document --with-cpu for m68k.
22409 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22410 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22411 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22412 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22413 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22414 (ASM_SPEC): Remove use of %(asm_cpu_default).
22415 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22416 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22417 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22418 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22419 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22420 (TARGET_DEFAULT): Delete.
22421 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22422 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22423 (CPP_CPU_SPEC): Delete.
22424 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22425 the appropriate string.
22426 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22427 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22428 (ASM_SPEC): Don't use %(asm_default_spec).
22429 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22430 TARGET_DEFAULT and add MASK_68881.
22431 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22433 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22435 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22436 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22437 MASK_68010 alongside MASK_68020.
22438 * doc/invoke.texi: Document -m68010.
22439 * config/m68k/m68k.opt (m68010): New.
22440 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22442 (TUNE_68010): New macro.
22443 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22444 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22445 (M68K_CPU_m68332): Add MASK_68010.
22446 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22447 fallback definition.
22448 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22450 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22451 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22452 to all entries that use MASK_68020.
22453 (output_move_simode_const, output_move_himode, output_move_qimode)
22454 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22455 instead of TARGET_68020 to select clr behavior. Remove comment
22456 about there being no TARGET_68010.
22457 * config/m68k/m68k.md: Likewise throughout.
22459 2007-01-12 Julian Brown <julian@codesourcery.com>
22461 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22462 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22463 * config/m68k/m68k.md: Likewise.
22465 2007-01-12 Julian Brown <julian@codesourcery.com>
22467 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22468 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22470 2007-01-12 Julian Brown <julian@codesourcery.com>
22472 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22473 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22474 * config/m68k/m68k.md: Likewise.
22476 2007-01-12 Julian Brown <julian@codesourcery.com>
22477 Richard Sandiford <richard@codesourcery.com>
22479 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22480 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22481 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22483 (TARGET_CPU32): Rename to...
22484 (TUNE_CPU32): ...this.
22485 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22486 (TUNE_CFV2): New macros.
22487 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22488 remove conditions that are implied by TARGET_68020.
22489 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22490 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22491 (m68k_output_function_epilogue): Likewise.
22492 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22493 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22494 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22495 non-68000 timings. Refactor multiplication and division costs.
22496 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22497 TUNE_CPU32 instead of TARGET_CPU32.
22498 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22499 and TUNE_68060 instead of TARGET_68060.
22500 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22501 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22503 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22504 && !TARGET_COLDFIRE" to choose between moveq and clr.
22505 Likewise in the unnamed movsf pattern.
22506 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22507 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22512 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22513 of tabbing before backslashes.
22515 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22517 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22518 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22519 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22521 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22523 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22524 find_interesting_uses_cond.
22525 (find_interesting_uses_cond): Use extract_cond_operands.
22526 (rewrite_use_compare): Use extract_cond_operands and
22527 force_gimple_operand_bsi. Do not call update_stmt.
22528 (determine_use_iv_cost_condition): Use extract_cond_operands.
22529 Return cheaper of using original bound and changing the exit bound.
22531 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22533 PR tree-optimization/29516
22534 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22535 most_expensive_mult_to_index, addr_to_parts,
22536 create_mem_ref, maybe_fold_tmr): Make the type of
22537 fields of TARGET_MEM_REF sizetype.
22538 (move_fixed_address_to_symbol, move_pointer_to_base):
22540 * tree.def (TARGET_MEM_REF): Add comment on types of
22543 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22545 * c-common.c (vector_types_convertible_p): Treat opaque types as
22546 always convertible if they have the same size, but not otherwise.
22548 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22550 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22551 Remove the b_unconditional field.
22552 (noce_try_sign_mask): Do not look at b_unconditional.
22553 (noce_process_if_block): Do not use merge_if_blocks. Update
22554 the CFG here. Do not set b_unconditional.
22555 (cond_move_process_if_block): Likewise.
22556 (find_cond_trap): Likewise.
22557 (check_cond_move_block): Require simple jump insns at the end
22558 of the basic block.
22560 2007-01-11 Jan Hubicka <jh@suse.cz>
22562 PR tree-optimization/1046
22563 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22564 when alias info is not ready.
22565 (pass_tail_recursion): Do not require aliasing.
22566 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22567 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22568 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22569 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22570 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22571 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22572 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22574 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22575 When aliasing is not build, mark statement as volatile.
22577 2007-01-11 Tom Tromey <tromey@redhat.com>
22579 PR preprocessor/15185, PR preprocessor/20989:
22580 * doc/cppopts.texi <-MT>: Update description of algorithm for
22581 computing default target.
22582 <-M, -MD>: Reword "basename" text.
22584 2007-01-11 Roger Sayle <roger@eyesopen.com>
22586 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22587 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22588 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22589 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22590 fold_builtin_bswap, real_constp, fold_builtin_pow,
22591 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22592 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22593 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22594 * convert.c (convert_to_pointer): Likewise.
22595 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22596 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22597 const_binop, fold_convert_const_int_from_int,
22598 fold_convert_const_int_from_real,
22599 fold_convert_const_real_from_real, sign_bit_p,
22600 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22601 fold_sign_changed_comparison, fold_unary, fold_comparison,
22602 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22603 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22604 * print-tree.c (print_node_brief, print_node): Likewise.
22605 * stor-layout.c (place_field, layout_type): Likewise.
22606 * tree-chrec.c (keep_cast): Likewise.
22607 * tree.c (build_vector, build_real, build_real_from_int_cst,
22608 build_complex): Likewise.
22610 2007-01-11 Roger Sayle <roger@eyesopen.com>
22612 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22613 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22615 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22617 * configure.ac (strict1_warn): Rename to strict_warn.
22618 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22619 cc_set_by_configure, quoted_cc_set_by_configure,
22620 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22621 all_boot_languages, all_stagestuff): Remove.
22622 (target_list): Remove bootstrap targets.
22623 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22624 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22625 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22626 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22627 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22628 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22629 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22630 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22631 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22632 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22633 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22634 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22635 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22636 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22637 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22638 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22639 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22640 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22641 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22642 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22643 (mostlyclean): Adjust.
22644 (clean, distclean): Don't mention bootstrap stuff.
22645 * configure: Regenerate.
22646 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22647 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22648 treelang/config-lang.in (stagestuff): Remove.
22649 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22650 stageprofile, stagefeedback, stagestuff): Remove mention.
22652 2007-01-11 Nick Clifton <nickc@redhat.com>
22654 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22656 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22657 (mcore_arith_K_S_operand): Run the test for the S constraint not
22658 the test for the M constraint.
22659 (mcore_addsub_operand): Do not accept integer values that are
22660 larger than 32 bits.
22661 * config/mcore/mcore.md: Remove unused constraints from split.
22662 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22663 (addsi3): Likewise.
22664 (allocate_stack): Likewise.
22665 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22666 operands to 32 bits.
22667 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22669 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22670 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22671 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22672 mcore_output_bclri, mcore_output_andn, output_inline_const,
22673 mcore_output_move, mcore_output_movedouble): Likewise.
22674 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22675 (output_inline_const): Likewise.
22676 (output_inline_const): Fix format strings used in sprintf
22678 * config/mcore/mcore-protos.h: Update prototypes for changed
22679 functions in mcore.c.
22680 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22681 HOST_WIDE_INT and not int.
22682 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22683 CONST_OK_FOR_N): Likewise.
22684 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22685 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22688 2007-01-10 Jan Hubicka <jh@suse.cz>
22690 * tree-vrp.c (remove_range_assertions): Release defs.
22691 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22692 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22694 2007-01-10 Paul Brook <paul@codesourcery.com>
22696 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22697 * config/arm/arm.md (mulsi3subsi): New insn.
22699 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22701 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22702 (tree_transform_and_unroll_loop): New.
22703 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22706 2007-01-10 Robert Kennedy <jimbob@google.com>
22708 * fold-const.c (fold_comparison): Fold comparisons like (x *
22709 1000 < 0) to (x < 0).
22711 2007-01-10 Ian Lance Taylor <iant@google.com>
22713 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22714 operands have the same priority.
22716 2007-01-10 Tom Tromey <tromey@redhat.com>
22718 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22719 (fold_binary): Likewise.
22720 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22721 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22722 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22723 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22724 * langhooks.h (struct lang_hooks): Removed field
22725 'can_use_bit_fields_p'.
22727 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22729 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22731 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22733 * function.c (get_last_funcdef_no): New function.
22734 * function.h (get_last_funcdef_no): Declare.
22735 * tree-inline.c (initialize_cfun): Add initialization.
22736 (tree_function_versioning): Cleanup.
22738 2007-01-10 Jan Hubicka <jh@suse.cz>
22740 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22743 2007-01-10 Sa Liu <saliu@de.ibm.com>
22744 Ben Elliston <bje@au.ibm.com>
22746 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22747 for SAVE_NONLOCAL and Pmode for any other save level.
22748 * spu-protos.h (spu_restore_stack_block): Declare.
22749 * spu.md (save_stack_block): Remove.
22750 (restore_stack_block): Call spu_restore_stack_block.
22751 * spu.c (spu_restore_stack_block): New function.
22752 (spu_expand_epilogue): Remove old comment.
22754 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22756 PR tree-optimization/30322
22757 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22758 (cand_value_at): Return the value as aff_tree.
22759 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22760 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22761 aff_combination_mult): New functions.
22762 (aff_combination_add): Use aff_combination_add_cst.
22763 (aff_combination_convert): Allow conversions to a wider type.
22764 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22765 * tree-affine.h (aff_combination_mult): Declare.
22767 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22769 * doc/tm.texi: Update documentation to reflect reality of exec
22770 and start file search behaviours. Update copyright year.
22771 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22772 header file directories.
22774 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22776 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22777 (*cosxf2): Rename to cosxf2_i387.
22778 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22779 using X87MODEF12 mode macro. Rename patterns to
22780 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22782 (*cosdf2, *cossf2): Ditto.
22783 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22784 to match extended input operands.
22785 (sincos<mode>3): New expander.
22786 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22787 insn patterns and corresponding splitters.
22789 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22791 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22792 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22794 2007-01-09 Nicolas Pitre <nico@cam.org>
22797 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22801 * target.h (struct gcc_target): New field library_rtti_comdat.
22802 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22803 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22804 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22805 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22807 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22809 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22811 2007-01-08 Richard Guenther <rguenther@suse.de>
22813 * tree.h (force_fit_type_double): Export.
22814 (force_fit_type): Remove.
22815 * fold-const.c (force_fit_type_double): New function.
22816 (force_fit_type): Remove.
22817 (int_const_binop): Use it.
22818 (fold_convert_const_int_from_int): Likewise.
22819 (fold_convert_const_int_from_real): Likewise.
22820 (fold_div_compare): Likewise.
22821 (fold_sign_changed_comparison): Likewise.
22822 (fold_unary): Likewise.
22823 (fold_negate_const): Likewise.
22824 (fold_abs_const): Likewise.
22825 (fold_not_const): Likewise.
22826 * c-common.c (shorten_compare): Use force_fit_type_double.
22827 * convert.c (convert_to_pointer): Likewise.
22829 2007-01-08 Richard Guenther <rguenther@suse.de>
22831 * tree.h (build_int_cst_wide_type): Export.
22832 * tree.c (build_int_cst_wide_type): New function.
22833 (build_int_cst_wide): Fix comment.
22834 * builtins.c (fold_builtin_object_size): Use build_int_cst
22835 to build -1 or 0 of the correct type. Use fit_double_type
22836 to check for overflow.
22837 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22839 (decode_field_reference): Likewise.
22840 (all_ones_mask_p): Likewise.
22841 (native_interpret_int): Use build_int_cst_wide_type.
22842 (fold_binary): Use build_int_cst_type to build an all-ones
22844 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22846 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22848 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22850 2007-01-09 Ben Elliston <bje@au.ibm.com>
22852 * genautomata.c (STATS_OPTION): New option.
22853 (stats_flag): New flag.
22854 (gen_automata_option): Handle it.
22855 (initiate_automaton_gen): Ditto.
22856 (write_automata): Output statistics only if stats_flag is
22857 set. Likewise, output time statistics only if time_flag is set.
22858 * doc/md.texi (Processor pipeline description): Document new flag.
22860 2007-01-08 Richard Guenther <rguenther@suse.de>
22862 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22863 * tree.c (build_int_cst_type): Likewise.
22864 (size_in_bytes): Don't call force_fit_type on the result.
22865 (int_fits_type_p): Use fit_double_type.
22866 * fold-const.c (fit_double_type): New function.
22867 (force_fit_type): Use it.
22868 * tree.h (fit_double_type): Export.
22870 2007-01-08 Jan Hubicka <jh@suse.cz>
22872 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22873 * ipa.c (function_and_variable_visibility): Fix return type.
22875 2007-01-08 Richard Guenther <rguenther@suse.de>
22877 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22878 of offset to build the index.
22879 * tree-pretty-print.c (dump_generic_node): Don't build negated
22880 const just for printing.
22881 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22882 * builtins.c (fold_builtin_int_roundingfn): Check if result
22883 fits the type by using force_fit_type and comparing the result.
22884 * predict.c (predict_loops): Use compare_tree_int for comparison.
22885 * tree.c (build_int_cst): Fall back to integer_type_node for
22887 (build_int_cst_wide): Assert type is non-null.
22889 2007-01-08 Roberto Costa <roberto.costa@st.com>
22891 * tree-vrp.c (extract_range_from_cond_expr): New.
22892 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22893 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22895 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22896 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22897 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22898 used as expressions.
22899 * tree-object-size.c (cond_expr_object_size): New.
22900 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22902 2007-01-08 Jan Hubicka <jh@suse.cz>
22904 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22905 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22908 2007-01-08 Richard Guenther <rguenther@suse.de>
22910 PR tree-optimization/23603
22911 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22912 (extract_range_from_binary): Fall back to truthvalue instead of
22913 varying for TRUTH_*_EXPR.
22914 (extract_range_from_comparison): Fall back to truthvalue instead of
22916 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22917 if all visited PHI values were constant.
22919 2007-01-08 Jan Hubicka <jh@suse.cz>
22921 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22922 (cgraph_analyze_function): break out from ...
22923 (cgraph_finalize_compilation_unit): ... here.
22924 (cgraph_expand_function): Remove forgoten commented out line.
22925 (cgraph_optimize): Analyze functions.
22927 2007-01-08 Jan Hubicka <jh@suse.cz>
22929 * tree-pas.h (TODO_remove_function): New flag.
22930 (TODO_update*): Renumber.
22931 (pass_ipa_increase_alignment,
22932 pass_ipa_function_and_variable_visibility): New passes.
22933 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22934 (cgraph_function_and_variable_visibility): Move to ipa.c
22935 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22936 cgraph_increase_alignment.
22937 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22938 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22939 calling tree-inline.
22940 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22941 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22942 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22943 (gate_increase_alignment): New function.
22944 (pass_ipa_increase_alignment): New pass.
22945 * ipa.c: Inline tree-pass.h and timevar.h
22946 (function_and_variable_visibility): Move here from cgraphunit.c
22947 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22948 * passes.c (init_optimization_passes): Add the two new passes.
22949 (execute_todo): Handle cgraph_remove_functions.
22951 2007-01-08 Nick Clifton <nickc@redhat.com>
22953 * config/frv/predicates.md (reg_or_0_operand): Accept
22956 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22958 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22959 * config.gcc: Add bfin*-rtems*.
22961 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22963 * c.opt: Add -flax-vector-conversions.
22964 * c-typeck.c (convert_for_assignment): Pass flag to
22965 vector_types_convertible_p to allow emission of note.
22966 (digest_init): Likewise.
22967 * c-opts.c: Handle -flax-vector-conversions.
22968 * c-common.c (flag_lax_vector_conversions): New.
22969 (vector_types_convertible_p): Unless -flax-vector conversions
22970 has been passed, disallow conversions between vectors with
22971 differing numbers of subparts and/or element types. If such
22972 a conversion is disallowed, possibly emit a note on the first
22973 occasion only to inform the user of -flax-vector-conversions.
22974 The new last argument specifies this.
22975 * c-common.h (flag_lax_vector_conversions): New.
22976 (vector_types_convertible_p): Add extra argument.
22977 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22978 char_type_node for V*QI type vectors.
22979 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22980 Update to satisfy new typechecking rules.
22981 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22982 C and C++ variants.
22983 * doc/invoke.texi (C Dialect Options): Document
22984 -flax-vector-conversions.
22986 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22988 PR tree-optimization/29877
22989 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22990 a register variable on the RHS to not be replaceable.
22992 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22993 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22994 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22995 const_simm15, const_pow2, const_npow2): Added.
22996 * config/score/misc.md (insv, extv, extzv, movmemsi,
22997 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22998 * config/score/score.c (score_address_cost, score_select_cc_mode):
23000 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23001 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23002 Update score_print_operand.
23003 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23004 Adjust register allocate order and update some macro define.
23005 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23006 mdx_block_move_straight, mdx_block_move_loop_head,
23007 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23008 mdx_block_move_loop, mdx_block_move): Added.
23009 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23010 mdp_limm): Updated and fix some bug and typo.
23011 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23012 (movsf, movdf, doloop_end): Added.
23014 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23016 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23017 config/arm/thumb2.md: Fix comment typos.
23018 * doc/extend.texi: Fix a typo.
23020 2007-01-07 Eric Christopher <echristo@apple.com>
23022 * configure.ac: Check for __stack_chk_fail for darwin.
23023 * configure: Regenerate.
23025 2007-01-07 Richard Guenther <rguenther@suse.de>
23027 * tree-vrp.c (extract_range_from_assert): CSE calls to
23028 compare_values where possible.
23029 (extract_range_from_unary_expr): Likewise.
23031 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23033 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23034 * config/avr/avr.c (call_insn_operand): Delete function.
23035 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23036 instead of register number. Use predicates.
23037 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23038 call_insn_operand): Add.
23040 2007-01-06 Jan Hubicka <jh@suse.cz>
23042 * tree-pass.h (pass_build_cgraph_edges): Declare.
23043 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23044 (visited_nodes): Remove.
23045 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23046 build_cgrpah_edges; make visited_nodes local.
23047 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23048 (record_references_in_initializer): Move to cgraphbuild.c
23049 (initialize_inline_failed, rebuild_cgraph_edges,
23050 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23051 (verify_cgraph_node): Make visited_nodes local.
23052 (cgraph_analyze_function): Do not call cgraph_create_edges and
23053 initialize_inline_failed.
23054 (cgraph_expand_function): Do not call cgraph_lower_function;
23055 assert that function is already lowered.
23056 * Makefile.in (cgraphbuild.o): New.
23057 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23058 at the end of lowering passes.
23060 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23062 * ifcvt.c (cond_move_convert_if_block): New function, code
23063 factored out from...
23064 (cond_move_process_if_block): ...here. Call the new function
23065 on the THEN and ELSE blocks.
23066 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23067 already takes care of this.
23069 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23072 * tree.h (TREE_OVERFLOW_P): New.
23073 * c-typeck.c (parser_build_unary_op): Warn only if result
23074 overflowed and operands did not.
23075 (parser_build_binary_op): Likewise.
23076 (convert_for_assignment): Remove redundant overflow_warning.
23077 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23079 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23081 * c-typeck.c (store_init_value): Split over two lines to follow
23082 the GNU coding style.
23084 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23086 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23087 __GXX_EXPERIMENTAL_CXX0X__.
23088 * doc/cpp.texi: Same.
23090 2007-01-05 Richard Guenther <rguenther@suse.de>
23092 PR middle-end/27826
23093 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23094 with mismatched types. Instead explicitly build a
23095 conversion NOP_EXPR.
23097 2007-01-05 Ian Lance Taylor <iant@google.com>
23099 * c-common.c (decl_with_nonnull_addr_p): New function.
23100 (c_common_truthvalue_conversion): Call it.
23101 * c-typeck.c (build_binary_op): Likewise.
23102 * c-common.h (decl_with_nonnull_addr_p): Declare.
23104 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23107 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23110 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23112 * doc/install.texi (Final install): Document the fact that
23113 the GNAT runtime should not be stripped.
23115 2007-01-04 Jan Hubicka <jh@suse.cz>
23117 * tree-inline.c (fold_marked_statements): Update operand caches
23118 and EH after folding
23120 2007-01-04 Ian Lance Taylor <iant@google.com>
23122 * c-common.c (check_function_nonnull): Whitespace fix.
23124 2007-01-04 Jan Hubicka <jh@suse.cz>
23126 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23127 comitted older version of patch.
23128 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23129 function, celanup cfg and collect garbage.
23131 2007-01-04 Mike Stump <mrs@apple.com>
23133 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23136 2007-01-04 Eric Christopher <echristo@apple.com>
23138 * libgcc2.c (__bswapsi2): Use SItype.
23139 (__bswapdi2): Use DItype.
23140 * libgcc2.h: Update for above.
23142 2007-01-04 Paul Brook <paul@codesourcery.com>
23144 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23145 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23146 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23147 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23148 umulsi3_highpart): Make conditional on !arm_arch6.
23149 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23150 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23151 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23152 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23153 umulsi3_highpart_v6): New insns.
23155 2007-01-04 Roger Sayle <roger@eyesopen.com>
23157 * fold-const.c (fold_convert): When casting an expression to void,
23158 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23159 have a type. Instead of attempting to build a NOP_EXPR, return
23160 these "special" trees directly.
23162 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23164 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23165 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23166 rs6000_cost->fp not 0 as adjustment for outer NEG.
23168 2007-01-04 Jan Hubicka <jh@suse.cz>
23170 * cgraph.c (cgraph_release_function_body): New function.
23171 (cgraph_remove_node): Use it.
23172 * cgraph.h (cgraph_release_function_body): Declare.
23173 * cgraphunit.c (cgraph_expand_function): Use it.
23174 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23175 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23176 is initialized and while compilation of other function is running.
23177 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23178 statement CFG annotations from here to ...
23179 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23181 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23183 * cfgloop.h (enum li_flags): Make the constants powers of two.
23185 2007-01-04 Jan Hubicka <jh@suse.cz>
23187 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23189 (fold_marked_statements): New function.
23190 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23191 * tree-inline.h (copy_body_data): Add statements_to_fold.
23193 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23195 * config.gcc: Mention libgcc/config.host.
23196 * Makefile.in: Update comments mentioning libgcc.
23197 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23198 (all.cross, start.encap, rest.encap, rest.cross): Update
23199 dependencies for libgcc move.
23200 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23201 (clean-target, clean-target-libgcc): Delete.
23202 (srcdirify, GCC_EXTRA_PARTS): New macros.
23203 (libgcc-support, libgcc.mvars): New rules.
23204 (distclean): Remove mention of mklibgcc.
23205 (install): Don't reference INSTALL_LIBGCC.
23206 (install-common): Don't reference EXTRA_PARTS.
23207 (install-libgcc, install-multilib): Delete rules.
23208 * mklibgcc.in: Delete file.
23209 * doc/configfiles.texi: Don't mention mklibgcc.
23211 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23212 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23213 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23214 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23215 (mklibgcc, ldblspecs): Likewise.
23217 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23218 (posixpre.def): Use $(T).
23219 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23220 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23221 (SHLIB_LINK): Make dummy.
23222 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23224 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23226 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23227 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23228 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23229 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23231 * configure.ac (all_outputs): Remove mklibgcc.
23232 * configure: Regenerated.
23234 2007-01-03 Josh Conner <jconner@apple.com>
23236 PR middle-end/29683
23237 * calls.c (compute_argument_addresses): Set stack and stack_slot
23238 for partial args, too.
23239 (store_one_arg): Use locate.size.constant for the size when
23240 generating a save_area.
23242 2007-01-03 Robert Kennedy <jimbob@google.com>
23244 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23245 whose definitions are deleted due to basic block merging.
23247 2007-01-03 Paul Brook <paul@codesourcery.com>
23250 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23252 (use_return_insn): Return 0 for Thumb interrupt functions.
23253 (print_multi_reg): Add rfe argument for IRQ returns.
23254 (arm_output_epilogue): Pop interrupt return address directly into PC.
23255 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23257 2007-01-03 Paul Brook <paul@codesourcery.com>
23259 Merge from sourcerygxx-4_1.
23260 * config/arm/thumb2.md: New file.
23261 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23263 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23264 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23265 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23266 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23268 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23269 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23271 * config/arm/ieee754-sf.S: Ditto.
23272 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23273 (thumb1_base_register_rtx_p): ... to this.
23274 (thumb_index_register_rtx_p): Rename...
23275 (thumb1_index_register_rtx_p): ... to this.
23276 (thumb_output_function_prologue): Rename...
23277 (thumb1_output_function_prologue): ... to this.
23278 (thumb_legitimate_address_p): Rename...
23279 (thumb1_legitimate_address_p): ... to this.
23280 (thumb_rtx_costs): Rename...
23281 (thumb1_rtx_costs): ... to this.
23282 (thumb_compute_save_reg_mask): Rename...
23283 (thumb1_compute_save_reg_mask): ... to this.
23284 (thumb_final_prescan_insn): Rename...
23285 (thumb1_final_prescan_insn): ... to this.
23286 (thumb_expand_epilogue): Rename...
23287 (thumb1_expand_epilogue): ... to this.
23288 (arm_unwind_emit_stm): Rename...
23289 (arm_unwind_emit_sequence): ... to this.
23290 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23291 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23292 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23293 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23294 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23295 thumb2_output_casesi): New functions.
23296 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23297 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23298 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23299 THUMB2_WORK_REGS): Define.
23300 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23301 arm_condexec_mask, arm_condexec_masklen)): New variables.
23302 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23303 (arm_override_options): Check new CPU capabilities.
23304 Set new architecture flag variables.
23305 (arm_isr_value): Handle v7m interrupt functions.
23306 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23308 (const_ok_for_arm): Handle Thumb-2 constants.
23309 (arm_gen_constant): Ditto. Use movw when available.
23310 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23312 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23313 (thumb_find_work_register, arm_load_pic_register,
23314 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23315 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23316 print_multi_reg, output_mov_long_double_fpa_from_arm,
23317 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23318 output_mov_double_fpa_from_arm, output_move_double,
23319 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23320 output_return_instruction, arm_output_function_prologue,
23321 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23322 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23323 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23324 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23325 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23326 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23328 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23329 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23330 (arm_file_start): Output directive for unified syntax.
23331 (arm_unwind_emit_set): Handle stack alignment instruction.
23332 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23333 Add v6t2, v7, v7a, v7r and v7m.
23334 (RETLDM): Add Thumb-2 code.
23335 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23336 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23337 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23338 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23339 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23340 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23341 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23342 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23343 ADJUST_INSN_LENGTH): Define.
23344 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23345 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23346 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23347 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23348 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23349 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23350 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23351 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23352 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23353 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23354 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23355 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23356 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23357 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23358 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23359 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23360 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23362 * config/arm/arm-tune.md: Regenerate.
23363 * config/arm/arm-protos.h: Update prototypes.
23364 * config/arm/vfp.md: Enable patterns for Thumb-2.
23365 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23366 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23367 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23368 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23369 * config/arm/libunwind.S: Add Thumb-2 code.
23370 * config/arm/constraints.md: Update include Thumb-2.
23371 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23372 * config/arm/ieee754-df.S: Ditto.
23373 * config/arm/bpabi.S: Ditto.
23374 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23375 * config/arm/predicates.md (low_register_operand,
23376 low_reg_or_int_operand, thumb_16bit_operator): New.
23377 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23378 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23379 * config/arm/t-arm-elf: Add armv7 multilib.
23380 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23382 (UNSPEC_STACK_ALIGN, ce_count): New.
23383 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23384 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23386 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23387 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23388 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23389 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23390 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23391 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23393 * doc/extend.texi: Document ARMv7-M interrupt functions.
23394 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23396 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23398 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23399 (struct _Unwind_Context): Rename args_size to flags, remove
23400 signal_frame field, add a new args_size field and version field.
23401 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23402 _Unwind_IsExtendedContext): New inline functions.
23403 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23404 Assume by_value array is only present if _Unwind_IsExtendedContext.
23405 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23406 _Unwind_IsSignalFrame.
23407 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23408 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23409 (uw_init_context_1): Initialize context->flags to
23410 EXTENDED_CONTEXT_BIT.
23411 * config/rs6000/linux-unwind.h (frob_update_context): Use
23412 _Unwind_SetSignalFrame.
23414 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23416 PR middle-end/30353
23417 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23418 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23421 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23423 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23424 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23425 RET, AT_SP): Remove.
23426 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23429 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23430 * cfgbuild.c (find_basic_blocks): Likewise.
23431 * cfgrtl.c (rtl_create_basic_block): Likewise.
23432 * function.c (temp_slots_at_level): Likewise.
23433 * reg-stack.c (stack_regs_mentioned): Likewise.
23434 * regclass.c (allocate_reg_info): Likewise.
23435 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23436 set_bb_for_stmt, move_block_to_fn): Likewise.
23437 * tree-complex.c (tree_lower_complex): Likewise.
23438 * vec.h (VEC_safe_grow_cleared): New.
23440 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23442 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23444 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23445 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23447 * cfgloopmanip.c (scale_loop_frequencies): Export.
23448 (loopify): Scale the frequencies by prescribed coefficients.
23449 (set_zero_probability): New function.
23450 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23451 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23452 and frequencies according to arguments.
23453 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23455 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23456 * modulo-sched.c (sms_schedule): Set probabilities for entering
23457 versioned loop correctly.
23458 * tree-vect-transform.c (vect_transform_loop): Ditto.
23459 * cfgloop.h (loopify, loop_version): Declaration changed.
23460 (scale_loop_frequencies): Declared.
23462 2007-01-02 Jan Hubicka <jh@suse.cz>
23464 * cgraph.c: Include tree-flow.h
23465 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23466 early_local_passes.
23467 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23468 * tree-pass.h (pass_all_early_optimizations): Declare.
23469 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23470 early_local_passes.
23471 (cgraph_analyze_function): Do early_local_passes.
23472 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23473 Do not add referenced vars.
23474 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23476 (gate_all_early_local_passes): New gate.
23477 (pass_early_local_passes): Use new gate.
23478 (execute_early_local_optimizations): New functions.
23479 (gate_all_early_optimizations): New gate.
23480 (pass_all_early_optimizations): New pass.
23481 (execute_free_datastructures): Free SSA only when initialized.
23482 (gate_init_datastructures): Init only when optimizing.
23483 (tree_lowering_passes): Do early local passes when called late.
23484 * tree-profile.c (do_tree_profiling): Don't profile functions added
23486 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23487 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23489 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23490 during early_local_passes.
23491 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23494 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23496 * Makefile.in: Update copyright year.
23498 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23500 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23501 in $(lang_checks) and check-consistency targets.
23503 2007-01-02 Jan Hubicka <jh@suse.cz>
23505 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23506 Do not add referenced vars.
23507 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23509 * passes.c (init_optimization_passes): Put mudflap_2 after
23510 free_datastructures.
23512 2007-01-02 Jan Hubicka <jh@suse.cz>
23514 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23515 Set NOTHROW flag on call statements proved to be nothrow.
23516 Update statement of local calls so new pure/const functions are
23517 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23519 (tree_rest_of_compilation): Register hooks and initialize bitmap
23520 early. Do not set after_inlining flag.
23522 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23524 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23525 HOST_BITS_PER_LONGLONG
23527 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23530 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23531 warning for non-static initializers.
23533 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23535 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23536 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23537 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23538 Always use set_unique_reg_note to add REG_EQUAL notes.
23540 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23543 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23546 * cfgbuild.c (find_basic_blocks): Likewise.
23547 * cfgrtl.c (rtl_create_basic_block): Likewise.
23548 * function.c (temp_slots_at_level): Likewise.
23549 * reg-stack.c (stack_regs_mentioned): Likewise.
23550 * regclass.c (allocate_reg_info): Likewise.
23551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23552 set_bb_for_stmt, move_block_to_fn): Likewise.
23553 * tree-complex.c (tree_lower_complex): Likewise.
23554 * vec.h (VEC_safe_grow_cleared): New.
23556 2007-01-02 Ian Lance Taylor <iant@google.com>
23558 * c-common.c (c_common_truthvalue_conversion): When warning about
23559 using an assignment as a truth value, set TREE_NO_WARNING.
23561 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23564 * c.opt (Wold-style-declaration): New.
23565 * doc/invoke.texi (C-only Warning Options): New.
23566 (Wold-style-declaration): Document it.
23567 (Wextra): Enabled by -Wextra.
23568 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23569 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23570 -Wold-style-declaration.
23572 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23574 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23575 * cfgbuild.c (find_basic_blocks): Likewise.
23576 * cfgrtl.c (rtl_create_basic_block): Likewise.
23577 * function.c (temp_slots_at_level): Likewise.
23578 * reg-stack.c (stack_regs_mentioned): Likewise.
23579 * regclass.c (allocate_reg_info): Likewise.
23580 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23581 set_bb_for_stmt, move_block_to_fn): Likewise.
23582 * tree-complex.c (tree_lower_complex): Likewise.
23583 * vec.h (VEC_safe_grow_cleared): New.
23585 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23587 * c-common.c (c_common_nodes_and_builtins): Since variants of
23588 void_type_node get built before it is given a name, we need to
23589 give those variants the name, too.
23590 (complete_array_type): We need to work with the canonical main
23591 type of the array, from which we will build the qualified version.
23592 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23593 * print-tree.c (print_node): Display canonical type information
23595 * stor-layout.c (layout_type): When we don't know the
23596 alignment of a type for which we're building an array, we end up
23597 guessing wrong, so make the type require structural equality.
23598 * tree.c (make_node_stat): When we build a new type, it is its
23599 own canonical type.
23600 (build_type_attribute_qual_variant): When building an attribute
23601 variant, its canonical type is the non-attribute variant. However,
23602 if the attributes are target-dependent and they differ, we need to
23603 use structural equality checks for this type.
23604 (build_qualified_type): A qualified type is not equivalent to its
23605 unqualified variant; set the canonical type appropriately.
23606 (build_distinct_type_copy): When building a distinct type from
23607 another type, the new type is its own canonical type.
23608 (build_variant_type_copy): When building a new type variant, we
23609 assume that it is equivalent to the original type.
23610 (build_pointer_type_for_mode): When building a pointer type, also
23611 build a canonical type pointer.
23612 (build_reference_type_for_mode): When building a reference type,
23613 also build a canonical type reference.
23614 (build_index_type): When we can't hash an index type (e.g.,
23615 because its maximum value is negative), the index type requires
23616 structural equality tests.
23617 (build_array_type): Build the canonical form of an array type.
23618 (build_function_type): Function types require structural equality,
23619 because they contain default arguments, attributes, etc.
23620 (build_method_type_directly): Ditto for method types.
23621 (build_offset_type): Build the canonical offset type.
23622 (build_complex_type): Build the canonical vector type.
23623 (make_vector_type): Build the canonical vector type.
23624 * tree.h (TYPE_CANONICAL): New.
23625 (TYPE_STRUCTURAL_EQUALITY_P): New.
23626 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23627 (struct tree_type): Added "canonical" field.
23628 * params.h (VERIFY_CANONICAL_TYPES): New.
23629 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23630 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23631 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23632 * doc/invoke.texi (verify-canonical-types): Document --param
23633 parameter for verifying canonical types.
23635 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23637 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23638 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23639 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23640 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23642 * config/rs6000/e500.h: New.
23643 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23644 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23646 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23647 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23648 TARGET_E500_DOUBLE): Remove.
23649 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23650 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23651 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23652 * config/rs6000/rs6000.c (rs6000_override_options): Use
23653 CHECK_E500_OPTIONS.
23655 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23657 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23658 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23659 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23660 rs6000_emit_cmove): Don't check TARGET_E500.
23661 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23662 sordered): Don't check TARGET_E500.
23664 2007-01-01 Eric Christopher <echristo@apple.com>
23666 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23667 HARD_REGISTER_NUM_P.
23669 2007-01-01 Roger Sayle <roger@eyesopen.com>
23671 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23672 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23673 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23676 2007-01-01 Mike Stump <mrs@apple.com>
23678 * configure.ac: Remove support for building with Apple's gcc-3.1.
23680 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23682 PR middle-end/30311
23683 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23684 REG is a hard register. Do not modify REG before calling
23686 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23687 multiple of the size of YMODE for certain lowpart cases.
23689 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23691 PR middle-end/30253
23692 * gimplify (voidify_wrapper_expr): Update for
23693 GIMPLE_MODIFY_STMT.
23695 2007-01-01 Andreas Schwab <schwab@suse.de>
23698 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23699 save of BR0 in extra_spill_size instead of spill_size.
23700 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23702 (ia64_expand_epilogue): Restore BR0 from its new location.
23704 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23706 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23707 Use a temporary variable if the left hand side is not a gimple
23710 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23712 * gimplify.c (gimplify_return_expr): Make the temporary variable
23713 for the return expression, a gimple register variable.
23715 2007-01-01 Jan Hubicka <jh@suse.cz>
23717 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23720 2007-01-01 Mike Stump <mrs@apple.com>
23722 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23724 * config/darwin.c (machopic_select_rtx_section): Use
23725 HAVE_GAS_LITERAL16.
23726 (darwin_mergeable_constant_section): Likewise.
23727 * configure: Regenerate.
23728 * config.in: Regenerate.
23730 2007-01-01 Jan Hubicka <jh@suse.cz>
23731 Andrew Pinski <pinskia@gmail.com>
23733 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23734 before starting IPA passes.