1 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4 cases to set eight bytes at a time.
5 (expand_block_move): Likewise.
7 2007-08-21 Jakub Jelinek <jakub@redhat.com>
10 * dwarf2out.c (gen_decl_die): Don't call
11 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
13 2007-08-21 Paul Brook <paul@codesourcery.com>
14 Nathan Sidwell <nathan@codesourcery.com>
15 Mark Mitchell <mark@codesourcery.com>
16 Joseph Myers <joseph@codesourcery.com>
18 * configure.ac: Add --with-pkgversion and --with-bugurl.
19 * configure: Regenerate.
20 * doc/install.texi: Document them.
21 * version.c (version_string): Remove VERSUFFIX.
23 (pkgversion_string): New.
24 (bug_report_url): Do not hard-code initializer.
25 * version.h (pkgversion_string): Declare.
26 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
28 (version.o): Define PKGVERSION and BUGURL.
29 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
30 (%.pod): Define BUGURL.
31 * gcc.c (process_command, main): Use pkgversion_string.
32 * toplev.c (compile_file, print_version): Likewise.
33 * protoize.c (main): Likewise.
34 * gcov.c (print_version): Likewise. Update copyright date.
35 * gcov-dump.c (print_version): Likewise. Update copyright date.
36 * mips-tdump.c (main): Likewise. Update copyright date.
37 * mips-tfile.c (main): Likewise. Update copyright date.
38 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
39 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
41 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
42 * doc/gccint.texi: Likewise.
43 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
44 Update copyright date.
46 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
48 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
49 (ix86_expand_strlensi_unroll_1): Ditto.
50 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
51 (ix86_expand_carry_flag_compare): Update comment.
53 2007-08-21 Jakub Jelinek <jakub@redhat.com>
56 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
57 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
59 2007-08-21 Richard Guenther <rguenther@suse.de>
61 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
63 2007-08-21 Richard Guenther <rguenther@suse.de>
66 * fold-const.c (fold_binary): Remove index +p PTR folding.
67 Fix types of POINTER_PLUS_EXPR generated by folding of
70 2007-08-20 Chao-ying Fu <fu@mips.com>
72 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
73 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
74 RID_ONEWAY, so that it can be checked in declspecs_add_type.
75 (c_common_fixed_point_type_for_size): Declare.
76 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
77 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
78 (c_token_starts_declspecs): Likewise.
79 (c_parser_declspecs): Likewise.
80 (c_parser_attributes): Likewise.
81 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
82 (c_declspecs): Add saturating_p.
83 * c-decl.c (build_null_declspecs): Initialize saturating_p.
84 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
86 Avoid using void, bool, char, int, float, double, _Decimal32,
87 _Decimal64, _Decimal128, and complex with _Sat.
88 Handle RID_FRACT and RID_ACCUM.
89 Make sure _Sat is used with _Fract or _Accum.
90 (finish_declspecs): Handle cts_fract and cts_accum.
91 * c-common.c (fixed-value.h): New include.
92 (constant_expression_warning): Handle FIXED_CST.
93 (overflow_warning): Likewise.
94 (warnings_for_convert_and_check): Likewise.
95 (c_common_fixed_point_type_for_size): New.
96 (c_common_type_for_mode): Handle fixed-point modes to
97 return various saturating/non-saturating, signed/unsigned types.
98 (c_common_signed_or_unsigned_type): Support fixed-point types.
99 (shorten_compare): Check fixed-point zero.
100 Handle FIXED_POINT_TYPE.
101 (c_common_truthvalue_conversion): Handle FIXED_CST.
102 Handle FIXED_POINT_TYPE.
103 (c_common_nodes_and_builtins): Record builtin types for fixed-point
105 (handle_mode_attribute): Handle fixed-point modes. Need to check
106 if the signness of base type and fixed-point modes are consistent.
107 (handle_vector_size_attribute): Handle fixed-point modes.
108 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
109 (warn_for_div_by_zero): Check fixed-point zero.
110 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
111 a common fixed-point type based on fbit, ibit, sign, and saturation.
112 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
113 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
114 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
115 (convert_for_assignment): Support FIXED_POINT_TYPE.
116 (digest_init): Handle FIXED_POINT_TYPE.
117 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
118 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
119 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
120 GE_EXPR, LT_EXPR, GT_EXPR.
121 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
122 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
123 * target.h (gcc_target): Add fixed_point_supported_p.
124 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
125 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
126 (default_fixed_point_supported_p): Define.
127 * targhooks.h (default_fixed_point_supported_p): Declare.
128 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
129 * doc/install.texi (Configuration): Add --enable-fixed-point.
130 * configure.ac (--enable-fixed-point): New to enable fixed-point
131 arithmetic extension to C. For mips targets, we enable it by default.
132 * configure, config.in: Regenerate.
134 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
136 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
138 2007-08-20 David Edelsohn <edelsohn@gnu.org>
140 * dwarf2out.c (text_section_used): Move declaration outside ifdef
141 DWARF2_DEBUGGING_INFO.
142 (cold_text_section_used): Same.
143 (cold_text_section): Same.
145 2007-08-20 Richard Guenther <rguenther@suse.de>
147 * c-typeck.c (convert_for_assignment): Use the type of
148 the member for the initialization.
150 2007-08-20 Richard Guenther <rguenther@suse.de>
152 * c-objc-common.c (c_disregard_inline_limits): Remove.
153 * c-objc-common.h (c_disregard_inline_limits): Likewise.
154 * cgraphunit.c (cgraph_process_new_functions): Call
155 disregard_inline_limits_p.
156 (cgraph_preserve_function_body_p): Likewise.
157 * ipa-inline.c (compute_inline_parameters): Likewise.
158 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
160 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
161 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
162 disregard_inline_limits langhook.
163 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
165 * langhooks.h (lang_hooks_for_tree_inlining): Remove
166 disregard_inline_limits langhook.
167 * tree-inline.c (disregard_inline_limits_p): New function.
168 * tree-inline.h (disregard_inline_limits_p): Declare.
170 2007-08-20 Richard Guenther <rguenther@suse.de>
172 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
173 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
174 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
175 auto_var_in_fn_p langhook.
176 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
178 * tree.c (auto_var_in_fn_p): ... here.
179 (find_var_from_fn): Call auto_var_in_fn_p directly.
180 * langhooks.h (lang_hooks_for_tree_inlining): Remove
181 auto_var_in_fn_p langhook.
182 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
183 (copy_body_r): Likewise.
184 (self_inlining_addr_expr): Likewise.
185 * tree.h (auto_var_in_fn_p): Declare.
187 2007-08-20 Richard Guenther <rguenther@suse.de>
189 * tree.c (WALK_SUBTREE): Call walk_tree_1.
190 (walk_type_fields): Take lh parameter.
191 (walk_tree): Rename to ...
192 (walk_tree_1): ... this. Do not call the walk_subtrees
193 langhook but the now passed callback. Pass lh on recursion.
194 (walk_tree_without_duplicates): Rename to ...
195 (walk_tree_without_duplicates_1): ... this. Take lh parameter
196 and call walk_tree_1.
197 * tree.h (walk_tree_lh): New typedef.
198 (walk_tree_1): Declare.
199 (walk_tree_without_duplicates_1): Likewise.
200 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
201 (walk_tree_without_duplicates): New define to
202 walk_tree_without_duplicates_1 with NULL lh parameter.
203 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
204 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
206 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
207 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
208 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
211 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
214 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
215 code in front of the compacting of basic blocks.
216 Move the folding of statements inbetween the cgraph checking
217 and compacting of basic blocks.
219 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
220 Serge Belyshev <belyshev@depni.sinp.msu.ru>
223 * config/alpha/alpha.c (va_list_skip_additions): Check for
224 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
225 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
226 PLUS_EXPR when checking ap.__base.
227 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
228 when doing addition on pointer types. Use size_int instead of
230 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
231 ptr_type in the second operand.
233 2007-08-19 Andrew Pinski <pinskia@gmail.com>
236 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
238 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
241 * cfgexpand.c (expand_one_register_var): Mark pointer
242 DECL_ARTIFICIAL as REG_POINTER also.
243 * stmt.c (expand_decl): Likewise.
245 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
252 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
253 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
254 on_worklist argument and avoid adding things to worklist multiple
256 (add_to_worklist): Ditto.
257 (mark_aliases_call_clobbered): Mark entire structure clobbered if
258 single SFT is clobbered.
259 (set_initial_properties): Ditto.
260 (compute_call_clobbered): Update for changes to function
262 (create_overlap_variables_for): Always create SFT for offset 0.
263 (create_structure_vars): Handle PHI's, since we are in SSA form at
265 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
266 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
268 (add_vars_for_offset): Figure out aliases from access + points-to.
269 (add_virtual_operand): Use add_vars-for_offset.
270 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
271 (add_call_clobber_ops): Remove makes_clobbering_call set.
272 (get_expr_operands): Always pass through the INDIRECT_REF
274 * tree-ssa-structalias.c (struct constraint_graph): Remove
276 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
277 address_taken, pt_used, number_incoming.
278 (FIRST_ADDR_NODE): Removed.
279 (merge_graph_nodes): Remove broken code for the moment.
280 (init_graph): New function.
281 (build_pred_graph): Remove code to init_graph.
282 Add location equivalence support.
283 (struct scc_info): Rename roots to deleted.
285 (init_scc_info): Ditto
286 (init_topo_info): Use graph->size.
287 (compute_topo_order): Ditto.
288 (do_da_constraint): Removed.
289 (do_sd_constraint): Remove calls to find().
290 set_union_with_increment should always get 0 as last arg here.
291 (do_complex_constraint): Replace do_da_constraint with assert.
293 (struct equiv_class_label): New.
294 (pointer_equiv_class_table): Ditto.
295 (location_equiv_class_table): Ditto.
296 (equiv_class_label_hash): Ditto.
297 (equiv_class_label_eq): Ditto
298 (equiv_class_lookup): Ditto.
299 (equiv_class_ladd): Ditto.
300 (pointer_equiv_class): Ditto.
301 (location_equiv_class): Ditto.
302 (condense_visit): Rename and rewrite from label_visit to do only
303 SCC related stuff for HU.
304 (label_visit): Do HU work for HU.
305 (perform_var_substitution): Update to do HU and location
307 (free_var_substitution_info): Update to free HU and location
308 equivalence structures. */
309 (find_equivalent_node): Update for pointer but not location
311 (unite_pointer_equivalences): New function.
312 (move_complex_constraints): Rewrite to only do moving.
313 (rewrite_constraints): Split out of move_complex_constraints.
314 (solve_graph): Use graph->size.
315 (process_constraint_1): Add from_call argument, use it.
316 Split *a = &b into two constraints.
317 (process_constraint): Use new process_constraint_1.
318 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
319 (get_constraint_for): Handle non-pointer integers properly.
320 Remove code that used to handle structures.
321 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
322 with unknown addends.
323 (handle_rhs_call): New function.
324 (find_func_aliases): Use handle_rhs_call.
325 (set_uids_in_ptset): Add an assert.
326 (set_used_smts): Fix bug in not considering unified vars.
327 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
328 (compute_points_to_sets): Update for other function changes.
329 (delete_points_to_sets): Ditto.
330 (ipa_pta_execute): Ditto.
331 (pass_ipa_pta): We need to update SSA after ipa_pta.
333 2007-08-19 Jan Hubicka <jh@suse.cz>
335 * i386.md: Replace "rim" and "mri" constraints by "g".
337 2007-08-19 Joseph Myers <joseph@codesourcery.com>
339 * dwarf2out.c (text_section_used, cold_text_section_used,
340 cold_text_section, dwarf2out_note_section_used): New.
341 (dwarf2out_init): Initialize cold_text_section.
342 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
343 dwarf2out_note_section_used.
344 (size_of_aranges): Only count entry for text section if it was
345 used. Count entry for cold text section if it was used.
346 (output_aranges): Only output entries for text section and cold
347 text section if they were used.
349 2007-08-19 Andrew Pinski <pinskia@gmail.com>
351 * tree-pretty-print.c (debug_generic_expr): Add a comment about
353 (debug_generic_stmt): Likewise.
354 (debug_tree_chain): Likewise.
356 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
358 * tree-data-refs.c (split_constant_offset): Expose.
359 * tree-data-refs.h (split_constant_offset): Add declaration.
361 * tree-vectorizer.h (dr_alignment_support): Renamed
362 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
363 Added a new value dr_explicit_realign.
364 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
365 dr_offset, dr_step, and dr_aligned_to, along with new access
366 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
367 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
368 STMT_VINFO_DR_ALIGNED_TO.
370 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
372 In case of outer-loop vectorization with non-fixed misalignment - use
373 the dr_explicit_realign scheme instead of the optimized realignment
375 (new_stmt_vec_info): Initialize new fields.
377 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
378 'nested_in_vect_loop' case. Change verbosity level.
379 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
380 Don't fail on zero step in the outer-loop for loads.
381 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
382 offset and init relative to the outer-loop.
384 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
385 BSI function argument with a new function argument - at_loop.
386 Simplify the condition that determines STEP. Takes additional argument
387 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
388 case), including zero step in the outer-loop. Call
389 vect_create_addr_base_for_vector_ref with additional argument.
390 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
391 Updated function documentation. Handle the 'nested_in_vect_loop' case.
392 Fixed and simplified calculation of step.
393 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
394 of bsi, and with additional argument. Call bump_vector_ptr with
395 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
396 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
397 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
398 when the realignment setup needs to take place inside the loop. Support
399 the dr_explicit_realign scheme. Allow generating the optimized
400 realignment scheme for outer-loop vectorization. Added documentation.
401 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
402 'nested_in_vect_loop' case, including loads that are invariant in the
403 outer-loop and the realignment schemes. Handle the case when the
404 realignment setup needs to take place inside the loop. Call
405 vect_setup_realignment with additional arguments. Call
406 vect_create_data_ref_ptr with additional argument and with loop instead
407 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
408 (vect_gen_niters_for_prolog_loop): Call
409 vect_create_addr_base_for_vector_ref with additional arguments.
410 (vect_create_cond_for_align_checks): Likewise.
411 (bump_vector_ptr): Updated to support the new dr_explicit_realign
412 scheme: takes additional argument bump; argument ptr_incr is now
413 optional; updated documentation.
414 (vect_init_vector): Takes additional argument (bsi). Use it, if
415 available, to insert the vector initialization.
416 (get_initial_def_for_induction): Pass additional argument in call to
418 (vect_get_vec_def_for_operand): Likewise.
419 (vect_setup_realignment): Likewise.
420 (vectorizable_load): Likewise.
422 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
424 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
425 as argument instead of struct loop.
426 (nested_in_vect_loop_p): New function.
427 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
429 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
430 from other phis in the loop.
431 (destroy_loop_vec_info): Add additional argument to declaration.
433 * tree-vectorizer.c (supportable_widening_operation): Also check if
434 nested_in_vect_loop_p (don't allow changing the order in this case).
435 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
436 of struct loop. Call nested_in_vect_loop_p and don't require
437 flag_unsafe_math_optimizations if it returns true.
438 (new_stmt_vec_info): When setting def_type for phis differentiate
439 loop-header phis from other phis.
440 (bb_in_loop_p): New function.
441 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
442 update their loop_vinfo. Order of BB traversal now matters - call
443 dfs_enumerate_from with bb_in_loop_p.
444 (destroy_loop_vec_info): Takes additional argument to control whether
445 stmt_vinfo of the loop stmts should be destroyed as well.
446 (vect_is_simple_reduction): Allow the "non-reduction" use of a
447 reduction stmt to be defines by a non loop-header phi.
448 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
450 * tree-vect-transform.c (vectorizable_reduction): Call
451 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
452 (vectorizable_call): Likewise.
453 (vectorizable_conversion): Likewise.
454 (vectorizable_operation): Likewise.
455 (vectorizable_type_promotion): Likewise.
456 (vectorizable_type_demotion): Likewise.
457 (vectorizable_store): Likewise.
458 (vectorizable_live_operation): Likewise.
459 (vectorizable_reduction): Likewise. Also pass loop_info to
460 vect_is_simple_reduction instead of loop.
461 (vect_init_vector): Call nested_in_vect_loop_p.
462 (get_initial_def_for_reduction): Likewise.
463 (vect_create_epilog_for_reduction): Likewise.
464 (vect_init_vector): Check which loop to work with, in case there's an
466 (get_initial_def_for_inducion): Extend to handle outer-loop
467 vectorization. Fix indentation.
468 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
469 In the case vect_induction_def get the vector def from the induction
470 phi node, instead of calling get_initial_def_for_inducion.
471 (get_initial_def_for_reduction): Extend to handle outer-loop
473 (vect_create_epilog_for_reduction): Extend to handle outer-loop
475 (vect_transform_loop): Change assert to just skip this case. Add a
477 (vect_finish_stmt_generation): Add a couple asserts.
479 (vect_estimate_min_profitable_iters): Multiply
480 cost of inner-loop stmts (in outer-loop vectorization) by estimated
482 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
483 this is an inner-loop reduction in outer-loop vectorization.
485 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
486 Same code as what used to be vect_analyze_scalar_cycles, only with
487 additional argument loop, and loop_info passed to
488 vect_is_simple_reduction instead of loop.
489 (vect_analyze_scalar_cycles): Code factored out into
490 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
491 Updated documentation.
492 (analyze_operations): Check for inner-loop loop-closed exit-phis during
493 outer-loop vectorization that are live or not used in the outerloop,
494 cause this requires special handling.
495 (vect_enhance_data_refs_alignment): Don't consider versioning for
497 (vect_analyze_data_refs): Check that there are no datarefs in the
499 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
500 and vect_used_in_outer_by_reduction cases.
501 (process_use): Also consider the case of outer-loop stmt defining an
502 inner-loop stmt and vice versa.
503 (vect_analyze_loop_1): New function.
504 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
505 loops. Call vect_analyze_loop_1.
506 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
507 been vectorized. Call destroy_loop_vec_info with additional argument.
509 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
510 in the inner-loop when doing outer-loop vectorization. Add
511 documentation and printout.
512 (vect_recog_dot_prod_pattern): Likewise. Also add check for
513 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
515 2007-08-18 Andrew Pinski <pinskia@gmail.com>
517 * tree-affine.h (print_aff): New prototype.
518 (debug_aff): Likewise.
519 * tree-affine.c (print_aff): New function.
520 (debug_aff): Likewise.
522 2007-08-18 Paul Brook <paul@codesourcery.com>
523 Joseph Myers <joseph@codesourcery.com>
525 * common.opt (-fdebug-prefix-map=): New option.
526 * opts.c: Include debug.h.
527 (common_handle_option): Handle -fdebug-prefix-map.
528 * final.c: Include ggc.h.
529 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
530 remap_debug_filename): New.
531 * Makefile.in (final.o, opts.o): Update dependencies.
532 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
533 * configure.ac: Check for assembler --debug-prefix-map support.
534 * configure, config.in: Regenerate.
535 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
536 (ASM_DEBUG_SPEC): Include ASM_MAP.
537 * doc/install.texi (--with-debug-prefix-map): Document.
538 * doc/invoke.texi (-fdebug-prefix-map): Document.
539 * dbxout.c (dbxout_init, dbxout_start_source_file,
540 dbxout_source_file): Call remap_debug_filename.
541 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
542 dwarf2out_start_source_file, dwarf2out_finish): Call
543 remap_debug_filename.
544 (file_table_relative_p): Do not check d->emitted_number.
545 * toplev.c (output_file_directive): Call remap_debug_filename.
546 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
547 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
549 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
551 * loop-invariant.c (find_invariants_to_move): Add missing macro
554 2007-08-17 Tom Tromey <tromey@redhat.com>
556 * tree.h (struct tree_label_decl): Removed old "java" fields.
558 2007-08-17 Richard Sandiford <richard@codesourcery.com>
559 Nigel Stephens <nigel@mips.com>
561 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
562 Treat -mno-data-in-code and -mcode-xonly as aliases for
563 -mcode-readable=no and -mcode-readable=pcrel respectively.
564 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
565 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
566 (MULTILIB_DIRNAMES): Update accordingly.
568 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
570 * Makefile.in (version.o): Depend on $(REVISION) only if
571 REVISION_s is defined.
573 2007-08-17 Sa Liu <saliu@de.ibm.com>
574 Ulrich Weigand <uweigand@de.ibm.com>
577 * tree.c (reconstruct_complex_type): For a pointer to a vector,
578 use build_qualified_type to retain qualifiers of the base type.
580 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
582 * config/score/score.md : Update pattern tablejump.
583 * config/score/score.c : Update score_initialize_trampoline
585 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
586 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
587 * doc/contrib.texi: Add my entry.
589 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
591 * Makefile.in (REVISION): New.
594 (version.o): Also depend on $(REVISION). Add
595 -DREVISION=$(REVISION_s).
597 * version.c (version_string): Add REVISION.
599 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
601 * tree-eh.c (lower_try_finally_onedest): Reset the locus
602 of GOTO that's relocated to a different block.
604 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
606 * c-common.c (const_strip_array_types): New.
607 * c-common.h (lang_missing_noreturn_ok_p): Delete.
608 (const_strip_array_types): New.
609 * c-objc-common.c (c_disregard_inline_limits,
610 c_warn_unused_global_decl): Constify.
611 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
612 c_vla_type_p, c_incomplete_type_error): Likewise.
613 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
614 * hooks.c (hook_bool_const_tree_false): New.
615 * hooks.h (hook_bool_const_tree_false): Likewise.
616 * langhooks-def.h (lhd_warn_unused_global_decl,
617 lhd_incomplete_type_error, lhd_expr_size,
618 lhd_tree_inlining_disregard_inline_limits,
619 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
620 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
621 * langhooks.c (lhd_warn_unused_global_decl,
622 lhd_incomplete_type_error,
623 lhd_tree_inlining_disregard_inline_limits,
624 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
625 lhd_expr_size): Likewise.
626 * langhooks.h (lang_hooks_for_tree_inlining,
627 lang_hooks_for_tree_dump, lang_hooks_for_types,
628 lang_hooks_for_decls, lang_hooks): Likewise.
629 * pointer-set.c (pointer_set_t, pointer_set_create,
630 pointer_set_contains, insert_aux, pointer_set_insert,
631 pointer_set_traverse, pointer_map_t, pointer_map_create,
632 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
634 * pointer-set.h (pointer_set_contains, pointer_set_insert,
635 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
636 pointer_map_traverse): Likewise.
637 * predict.c (assert_is_empty): Likewise.
638 * tree-affine.c (free_name_expansion): Likewise.
639 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
640 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
641 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
643 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
645 * tree-vectorizer.c (new_loop_vec_info): Initialize new
647 (destroy_loop_vec_info): Add call to VEC_free.
648 * tree-vectorizer.h (may_alias_ddrs): Define.
649 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
650 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
651 Change reporting to dump.
652 (vect_is_duplicate_ddr): New.
653 (vect_mark_for_runtime_alias_test): New.
654 (vect_analyze_data_ref_dependences) Add call to
655 vect_mark_for_runtime_alias_test.
656 (vect_enhance_data_refs_alignment): Define local variable
657 vect_versioning_for_alias_required, don't perform
658 peeling for alignment if versioning for alias is
660 (vect_enhance_data_refs_alignment): Use
661 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
662 PARAM_VECT_MAX_VERSION_CHECKS.
663 * tree-vect-transform.c
664 (vect_create_cond_for_alias_checks): New.
665 (vect_transform_loop): Add call to
666 vect_create_cond_for_alias_checks.
667 (vect_vfa_segment_size): New.
668 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
670 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
671 * gcc/doc/invoke.texi
672 (vect-max-version-for-alignment-checks): Document.
673 (vect-max-version-for-alias-checks): Document.
674 (vect-max-version-checks): Remove.
676 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
679 the same line as the instruction for all asm dialects.
681 (*rep_movsi_rex64): Ditto.
683 (*rep_movqi_rex64): Ditto.
684 (*rep_stosdi_rex64): Ditto.
685 (*rep_stossi): Ditto.
686 (*rep_stossi_rex64): Ditto.
687 (*rep_stosqi): Ditto.
688 (*rep_stosqi_rex64): Ditto.
689 (*cmpstrnqi_nz_1): Ditto.
690 (*cmpstrnqi_nz_rex_1): Ditto.
691 (*cmpstrnqi_1): Ditto.
692 (*cmpstrnqi_rex_1): Ditto.
693 (*strlenqi_1): Ditto.
694 (*strlenqi_rex_1): Ditto.
695 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
696 prefix on the same line as the instruction for all asm dialects.
697 (sync_double_compare_and_swap<mode>): Ditto.
698 (*sync_double_compare_and_swapdi_pic): Ditto.
699 (*sync_compare_and_swap_cc<mode>): Ditto.
700 (sync_double_compare_and_swap_cc<mode>): Ditto.
701 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
702 (sync_old_add<mode>): Ditto.
703 (sync_add<mode>): Ditto.
704 (sync_sub<mode>): Ditto.
705 (sync_ior<mode>): Ditto.
706 (sync_and<mode>): Ditto.
707 (sync_xor<mode>): Ditto.
709 2007-08-16 Richard Sandiford <richard@codesourcery.com>
712 * reload.c (find_reloads): Check that the memory returned by
713 find_reloads_toplev was not the result of forcing a constant
715 (find_reloads_toplev): Always use simplify_gen_subreg to get
716 the subreg of a constant. If the result is also a constant,
717 but not a legitimate one, force it into the constant pool
718 and reload its address.
720 2007-08-15 David Edelsohn <edelsohn@gnu.org>
722 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
725 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
727 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
728 directive for the current vector ABI.
730 2007-08-15 Steve Ellcey <sje@cup.hp.com>
733 * caller-save.c (reg_save_code): Set invalide status on restore code.
735 2007-08-15 Diego Novillo <dnovillo@google.com>
737 * tree-ssa-alias.c (compute_memory_partitions): Use
738 alias_bitmap_obstack to allocate bitmaps.
739 (reset_alias_info): Factor out of init_alias_info.
740 Mark all name tags not associated to an SSA name for renaming.
741 (init_alias_info): Call it.
742 (create_name_tags): Tidy. Add comments.
743 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
745 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
747 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
748 scheduler dependencies.
750 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
752 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
754 (*iorsi_1_zext): Likewise.
755 (*iorsi_1_zext_imm): Likewise.
756 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
757 with "rm"/"xm" constraint.
758 (sse2_vmsqrtv2df2): Likewise.
760 2007-08-15 Jakub Jelinek <jakub@redhat.com>
763 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
766 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
768 * tree-pass.h (PROP_pta): Removed.
769 (TODO_rebuild_alias): New.
770 (pass_may_alias): Removed.
771 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
772 aliasing if we changed something.
773 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
775 (pass_may_alias): Removed.
776 (create_structure_vars): Return TODO_rebuild_alias.
777 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
778 * tree-sra.c (tree_sra): Only rebuild aliasing if something
780 (tree_sra_early): We never affect aliasing right now.
781 * tree-flow.h (compute_may_aliases): New prototype.
782 * passes.c: Remove pass_may_alias from the passes.
783 (execute_function_todo): Support TODO_rebuild_alias.
785 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
787 * i386.c: (legitimize_address): Move dllimported variable check
788 infront of legitimizing pic address of CONST symbols.
790 2007-08-14 Steve Ellcey <sje@cup.hp.com>
792 PR tree-optimization/32941
793 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
794 (goto_queue_cmp): Remove.
795 (find_goto_replacement): Change search method.
796 (maybe_record_in_goto_queue): Add assert.
797 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
798 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
800 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
802 * alias.c (component_uses_parent_alias_set): Constify.
803 * alias.h (component_uses_parent_alias_set): Likewise.
804 * cfgrtl.c (print_rtl_with_bb): Likewise.
805 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
806 mpz_get_double_int): Likewise.
807 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
808 mpz_get_double_int): Likewise.
809 * expr.c (is_aligning_offset, undefined_operand_subword_p,
810 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
812 * expr.h (safe_from_p): Likewise.
813 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
815 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
816 zero_sized_type, goa_lhs_expr_p): Likewise.
817 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
818 * rtl.h (print_rtl_with_bb): Likewise.
819 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
820 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
821 * tree-flow-inline.h (bb_stmt_list): Constify.
822 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
824 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
825 const_first_stmt, const_last_stmt): New.
826 (block_may_fallthru, empty_block_p): Constify.
827 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
828 EXPR_ONLY_BODY): New.
829 (expr_first, expr_last, expr_only): Use macro for body.
830 (const_expr_first, const_expr_last, const_expr_only): New.
831 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
832 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
833 ctsi_prev, ctsi_stmt): New.
834 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
835 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
836 * tree-ssa-loop-niter.c (loop_only_exit_p,
837 derive_constant_upper_bound): Likewise.
838 * tree-ssa-phiopt.c (empty_block_p): Likewise.
839 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
840 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
841 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
842 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
843 * tree.c (get_type_static_bounds): Likewise.
844 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
845 (get_type_static_bounds): Constify.
847 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
850 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
851 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
852 (*<addsub><mode>3_cc_overflow): New.
853 (*add<mode>3_cconly_overflow): New.
854 (*sub<mode>3_cconly_overflow): New.
855 (*<addsub>si3_zext_cc_overflow): New.
856 * config/i386/predicates.md (fcmov_comparison_operator): Accept
857 CCCmode for LTU, GTU, LEU and GEU.
858 (ix86_comparison_operator): Likewise.
859 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
860 * config/i386/i386.c (put_condition_code): Support CCCmode.
861 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
862 or MINUS expressions.
864 2007-08-14 Andrew Pinski <pinskia@gmail.com>
867 * c-typeck.c (build_binary_op): Disallow vector float types with
868 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
870 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
872 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
873 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
874 (dep_def): New typedef.
875 (init_dep_1, sd_debug_dep): Declare functions.
876 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
877 (debug_dep_links): Remove.
878 (struct _deps_list): New field 'n_links'.
879 (DEPS_LIST_N_LINKS): New macro.
880 (FOR_EACH_DEP_LINK): Remove.
881 (create_deps_list, free_deps_list, delete_deps_list): Remove
883 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
884 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
885 (copy_deps_list_change_con, move_dep_link): Ditto.
886 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
887 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
889 (INSN_BACK_DEPS): Remove.
890 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
892 (INSN_DEP_COUNT): Remove.
893 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
894 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
895 Declare global variables.
896 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
897 (add_forw_dep, compute_forward_dependences): Remove declarations.
898 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
899 (add_back_forw_dep, delete_back_forw_dep): Ditto.
900 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
902 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
904 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
905 (sd_list_types_def): New typedef.
906 (sd_next_list): Declare function.
907 (struct _sd_iterator): New type.
908 (sd_iterator_def): New typedef.
909 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
911 (FOR_EACH_DEP): New cycle wrapper.
912 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
914 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
915 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
918 * sched-deps.c (init_dep_1): Make global.
919 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
921 (dump_dep): New static function.
922 (dump_dep_flags): New static variable.
923 (sd_debug_dep): New function.
924 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
926 (move_dep_link): Use remove_from_deps_list (), instead of
928 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
929 (dep_link_is_detached_p): New static function.
930 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
932 (dn_pool, dl_pool): New alloc_pools.
933 (dn_pool_diff, dl_pool_diff): New static variables.
934 (create_dep_node, delete_dep_node): New static function.
935 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
936 (deps_list_empty_p): Make it static. Use 'n_links' field.
937 (deps_pools_are_empty_p): New static function.
938 (alloc_deps_list, delete_deps_list): Remove.
939 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
940 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
941 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
942 (forward_dependency_cache): Remove.
943 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
944 'back' from the names. Change signature to use dep_t instead of
946 (add_back_dep): Ditto. Make global.
947 (check_dep_status): Rename to check_dep ().
948 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
950 (sd_finish_insn): Ditto.
951 (sd_find_dep_between_no_cache): New static function.
952 (sd_find_dep_between): New function.
953 (ask_dependency_caches, set_dependency_caches): New static functions.
954 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
955 (add_or_update_dep_1): Separate pieces of functionality into
956 ask_dependency_caches (), update_dependency_caches (),
957 change_spec_dep_to_hard (), update_dep ().
958 (get_back_and_forw_lists): New static function.
959 (sd_add_dep): Separate setting of dependency caches into
960 set_dependency_caches ().
961 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
963 (sd_delete_dep): Ditto.
964 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
965 (dump_lists): New static function.
966 (sd_debug_lists): New debug function.
967 (delete_all_dependences, fixup_sched_groups): Update to use
969 (sched_analyze_2): Create data-speculative dependency only if
970 data-speculation is enabled.
971 (sched_analyze_insn): If insn cannot be speculative, make all its
972 dependencies non-speculative.
973 (sched_analyze): Use sd_init_insn ().
974 (add_forw_dep, compute_forward_dependencies): Remove.
975 (delete_dep_nodes_in_back_deps): New static function.
976 (sched_free_deps): New function.
977 (init_dependency_caches): Init alloc_pools.
978 (extend_depedency_caches): Update after removing of
979 forward_dependency_cache.
980 (free_dependency_caches): Ditto. Free alloc_pools.
981 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
982 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
984 (add_back_forw_dep, delete_back_forw_dep): Ditto.
985 (add_dependence): Use init_dep ().
986 (get_dep_weak_1): New static function.
987 (get_dep_weak): Move logic to get_dep_weak_1 ().
988 (dump_ds): New static function moved from haifa-sched.c:
989 debug_spec_status ().
990 (debug_ds): New debug function.
991 (check_dep_status): Rename to check_dep (). Update to check whole
994 * haifa-sched.c (spec_info): Make global.
995 (added_recovery_block_p): Rename to
996 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
997 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
998 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
999 to use new interfaces.
1000 (ok_for_early_queue_removal): Ditto.
1001 (schedule_block): Initialize logical uids of insns emitted by the
1003 (sched_init): Initialize new variable.
1004 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1006 (extend_global): Initialize insn data.
1007 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1008 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1010 (add_to_speculative_block): Update to use new interfaces.
1011 (create_recovery_block): Set new variables.
1012 (create_check_block_twin, fix_recovery_deps): Update to use new
1014 (sched_insn_is_legitimate_for_speculation_p): New function.
1015 (speculate_insn): Move checking logic to
1016 sched_insn_is_legitimate_for_speculation_p ().
1017 (sched_remove_insn): Finalize sched-deps information of instruction.
1018 (clear_priorities, add_jump_dependencies): Update to use new
1020 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1022 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1023 to use new interfaces.
1024 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1025 (new_ready): Try to use control speculation only if it is available.
1026 (add_branch_dependences): Update to use new interfaces.
1027 (compute_block_backward_dependences): Rename to
1028 compute_block_dependences (). Call
1029 targetm.sched.dependencies_evaluation_hook ().
1030 (free_block_dependencies): New static function.
1031 (debug_dependencies): Update to use new interfaces.
1032 (schedule_region): Remove separate computation of forward dependencies.
1033 Move call of targetm.sched.dependencies_evaluation_hook () to
1034 compute_block_dependences (). Free dependencies at the end of
1035 scheduling the region.
1037 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1039 (add_deps_for_risky_insns): Ditto.
1040 (schedule_ebb): Remove separate computation of forward dependencies.
1041 Free dependencies at the end of scheduling the ebb.
1043 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1044 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1045 dependencies. Free sched-deps dependencies.
1047 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1048 to use new interfaces.
1049 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1051 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1053 (is_costly_group): Ditto.
1055 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1057 * alias.c (rtx_equal_for_memref_p): Constify.
1058 * basic-block.h (const_edge, const_basic_block): New.
1059 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1060 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1061 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1062 probably_never_executed_bb_p, edge_probability_reliable_p,
1063 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1064 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1066 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1067 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1069 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1070 flow_nodes_print, dfs_enumerate_from): Likewise.
1071 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1072 control_flow_insn_p, count_basic_blocks): Likewise.
1073 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1074 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1075 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1076 average_num_loop_insns, loop_exit_edge_p,
1077 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1078 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1079 average_num_loop_insns, seq_cost): Likewise.
1080 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1081 * dominance.c (dominated_by_p): Likewise.
1082 * emit-rtl.c (validate_subreg): Likewise.
1083 * except.c (can_throw_internal, can_throw_external): Likewise.
1084 * except.h (can_throw_internal, can_throw_external): Likewise.
1085 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1086 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1087 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1088 simple_mem, store_ops_ok, load_kills_store, find_loads,
1089 store_killed_in_insn, store_killed_after, store_killed_before,
1090 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1092 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1093 noce_mem_write_may_trap_or_fault_p): Likewise.
1094 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1096 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1098 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1099 probably_cold_bb_p, probably_never_executed_bb_p,
1100 edge_probability_reliable_p, br_prob_note_reliable_p,
1101 can_predict_insn_p): Likewise.
1102 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1103 * resource.c (return_insn_p): Likewise.
1104 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1106 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1107 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1108 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1109 verify_gimple_modify_stmt): Likewise.
1110 * tree-chrec.c (is_not_constant_evolution,
1111 is_multivariate_chrec_rec, is_multivariate_chrec,
1112 chrec_contains_symbols, chrec_contains_undetermined,
1113 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1114 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1115 eq_evolutions_p, scev_direction): Likewise.
1116 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1117 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1118 chrec_contains_symbols_defined_in_loop,
1119 chrec_contains_undetermined, tree_contains_chrecs,
1120 evolution_function_is_affine_multivariate_p,
1121 evolution_function_is_univariate_p, chrec_zerop,
1122 evolution_function_is_constant_p, evolution_function_is_affine_p,
1123 evolution_function_is_affine_or_constant_p,
1124 tree_does_not_contain_chrecs, chrec_type): Likewise.
1125 * tree-data-ref.c (tree_fold_divides_p,
1126 object_address_invariant_in_loop_p, dr_may_alias_p,
1127 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1128 same_access_functions, constant_access_functions,
1129 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1131 * tree-flow.h (scev_direction): Likewise.
1132 * tree-gimple.c (is_gimple_stmt): Likewise.
1133 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1135 * tree-pretty-print.c (op_prio): Likewise.
1136 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1137 analyzable_condition, backedge_phi_arg_p): Likewise.
1138 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1139 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1140 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1143 2007-08-13 Dan Hipschman <dsh@google.com>
1146 * c-format.c (check_format_arg): Move check for zero-length
1147 format strings below the check for unterminated strings.
1149 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1152 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1155 2007-08-13 Nick Clifton <nickc@redhat.com>
1157 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1159 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1162 * c-format.c (gcc_gfc_length_specs): New array.
1163 (gcc_gfc_char_table): Add unsigned specifier, and references to
1164 the l length modifier.
1165 (format_types_orig): Use the new gcc_gfc_length_specs.
1167 2007-08-12 Sa Liu <saliu@de.ibm.com>
1169 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1170 and with REG_RETVAL note after split.
1172 2007-08-11 David Daney <ddaney@avtrex.com>
1174 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1175 as ATTRIBUTE_UNUSED.
1177 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1178 Segher Boessenkool <segher@kernel.crashing.org>
1180 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1181 HAVE_LOCAL_CPU_DETECT not defined.
1183 2007-08-11 Jan Hubicka <jh@suse.cz>
1185 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1186 (cgraph_process_new_functions): Honor previous value of
1187 disregard_inline_limits.
1188 * ipa-inline.c (compute_inline_parameters): Likewise.
1190 2007-08-11 Ian Lance Taylor <iant@google.com>
1192 * alias.h (alias_set_type): Define new type.
1193 (ALIAS_SET_MEMORY_BARRIER): Use it.
1194 * rtl.h: Include alias.h.
1195 (struct mem_attrs): Use alias_set_type.
1196 * tree.h: Include alias.h
1197 (struct tree_type): Use alias_set_type.
1198 (struct tree_struct_field_tag): Likewise.
1199 (struct tree_decl_common): Likewise.
1200 * alias.c (struct alias_set_entry): Use alias_set_type.
1201 (get_alias_set_entry, alias_set_subset_of): Likewise.
1202 (alias_sets_conflict_p): Likewise.
1203 (alias_sets_must_conflict_p): Likewise.
1204 (objects_must_conflict_p): Likewise.
1205 (get_alias_set, new_alias_set): Likewise.
1206 (record_alias_subset, record_component_aliases): Likewise.
1207 (varargs_set, frame_set): Change to alias_set_type.
1208 (get_varargs_alias_set): Use alias_set_type.
1209 (get_frame_alias_set): Likewise.
1210 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1211 * dse.c (struct store_info): Use alias_set_type.
1212 (struct read_info, struct clear_alias_mode_holder): Likewise.
1213 (clear_alias_set_lookup, canon_address): Likewise.
1214 (record_store, check_mem_read_rtx): Likewise.
1215 (dse_record_singleton_alias_set): Likewise.
1216 (dse_invalidate_singleton_alias_set): Likewise.
1217 * emit-rtl.c (get_mem_attrs): Likewise.
1218 (set_mem_attributes_minus_bitpos): Likewise.
1219 (set_mem_alias_set): Likewise.
1220 * expr.c (store_constructor_field, store_field): Likewise.
1221 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1222 * langhooks.c (lhd_get_alias_set): Likewise.
1223 * langhooks-def.h (lhd_get_alias_set): Likewise.
1224 * reload1.c (alter_reg): Likewise.
1225 * tree-flow.h (struct fieldoff): Likewise.
1226 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1227 (may_alias_p, get_smt_for, create_sft): Likewise.
1228 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1229 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1230 (merge_smts_into): Likewise.
1231 * varasm.c (const_alias_set): Likewise.
1232 * c-common.c (strict_aliasing_warning): Likewise.
1233 (c_common_get_alias_set): Likewise.
1234 * dse.h (dse_record_singleton_alias_set): Update declaration.
1235 (dse_invalidate_singleton_alias_set): Likewise.
1236 * emit-rtl.h (set_mem_alias_set): Likewise.
1237 * c-common.h (c_common_get_alias_set): Likewise.
1238 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1239 * print-tree.c (print_node): Likewise.
1240 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1242 (alpha_setup_incoming_varargs): Use alias_set_type.
1243 * config/i386/i386.c (setup_incoming_varargs_64): Use
1245 (setup_incoming_varargs_ms_64): Likewise.
1246 (ix86_GOT_alias_set): Likewise.
1247 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1248 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1249 (set): Change to alias_set_type.
1250 (get_TOC_alias_set): Use alias_set_type.
1251 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1253 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1254 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1256 (struct_value_alias_set): Likewise.
1257 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1259 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1261 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1262 * config/vxworks.h (TARGET_VXWORKS): Override.
1263 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1264 "mips" if TARGET_VXWORKS.
1266 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1268 * calls.c (avoid_likely_spilled_reg): New function.
1269 (expand_call): Use it.
1271 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1273 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1275 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1277 * config/mips/predicates.md (const_call_insn_operand): Invoke
1278 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1280 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1283 * config/rs6000/driver-rs6000.c: Include link.h.
1284 Use ElfW instead of wordsize-specif typedef.
1286 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1288 * system.h (CONST_CAST): New.
1289 * c-decl.c (c_make_fname_decl): Use it.
1290 * c-lex.c (cb_ident, lex_string): Likewise.
1291 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1292 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1293 give_switch, set_multilib_dir): Likewise.
1294 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1295 * passes.c (execute_one_pass): Likewise.
1296 * prefix.c (update_path): Likewise.
1297 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1298 * tree.c (build_string): Likewise.
1300 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1302 * tree-flow-inline.h (is_exec_stmt): Remove.
1303 (is_label_stmt): Remove.
1304 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1307 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1309 * lower-subreg.c (resolve_shift_zext): Don't adjust
1310 src_reg_num for wordmode operands.
1312 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1313 David Ung <davidu@mips.com>
1315 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1316 (TARGET_SCHED_REORDER2): Define.
1317 (mips_maybe_swap_ready): New.
1318 (mips_last_74k_agen_insn): New.
1319 (mips_74k_agen_init): New.
1320 (mips_74k_agen_reorder): New function to group loads and stores
1322 (mips_sched_init): New.
1323 (mips_sched_reorder): Don't do initialization here. Call
1324 mips_74k_agen_reorder.
1325 (mips_variable_issue): Call mips_74k_agen_init.
1327 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1329 * tree-flow-inline.h (get_filename): Remove.
1331 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1333 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1335 (mips_fetch_insns): Delete in favor of...
1336 (mips_load_store_insns): ...this new function.
1337 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1338 to say whether multiword moves _might_ be split.
1339 (mips_fetch_insns): Delete in favor of...
1340 (mips_load_store_insns): ...this new function.
1341 (mips_rtx_costs): Update the call to mips_address_insns.
1342 (mips_address_cost): Likewise.
1343 * config/mips/mips.md (length): Use mips_load_store_insns instead
1344 of mips_fetch_insns.
1345 * config/mips/constraints.md (R): Use mips_address_insns rather
1346 than mips_fetch_insns. Assume that the move never needs to be split.
1348 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1350 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1351 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1352 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1353 * config/mips/mips.h (mips16_hard_float): Delete.
1354 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1355 definitions, and replace with....
1356 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1357 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1358 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1359 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1360 (override_options): Replace MASK_SOFT_FLOAT references with
1361 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1362 and mips16_hard_float when TARGET_MIPS16.
1364 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1367 * c-typeck.c (build_binary_op): Check for non pointer types before
1368 calling int_fits_type_p.
1370 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1373 * fold-const.c (omit_one_operand): Return only the ommitted expression
1374 if the result is an empty statement.
1375 (pedantic_omit_one_operand): Likewise.
1377 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1379 * c-typeck.c (readonly_error): Improve error for assignment.
1381 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1383 (pp_c_expression): Ditto.
1385 2007-08-09 Simon Baldwin <simonb@google.com>
1387 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1388 break that was preventing simplify_associative_operation() for xor.
1390 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1391 Nigel Stephens <nigel@mips.com>
1393 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1394 Document change in interpretation of value from boolean to
1396 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1397 ffs and ctz using clz.
1398 (expand_unop): Call them.
1399 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1401 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1402 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1403 enable the new ffs expansion on this target.
1405 2007-08-09 Jan Hubicka <jh@suse.cz>
1407 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1408 (expand_ternary_op): Likewise.
1409 (expand_vec_shift_expr): Likewise.
1410 (expand_binop_directly): Likewise.
1411 (expand_binop): Likewise.
1412 (sign_expand_binop): Likewise.
1413 (expand_twoval_unop): Likewise.
1414 (expand_twoval_binop): Likewise.
1415 (expand_twoval_binop_libfunc): Likewise.
1416 (widen_clz): Likewise.
1417 (widen_bswap): Likewise.
1418 (expand_parity): Likewise.
1419 (expand_unop): Likewise.
1420 (expand_abs_nojump): Likewise.
1421 (expand_copysign): Likewise.
1422 (emit_no_conflict_block): Likewise.
1423 (emit_libcall_block): Likewise.
1424 (can_compare_p): Likewise.
1425 (prepare_cmp_insn): Likewise.
1426 (emit_cmp_and_jump_insn_1): Likewise.
1427 (prepare_float_lib_cmp): Likewise.
1428 (emit_conditional_add): Likewise.
1429 (gen_add2_insn): Likewise.
1430 (have_add2_insn): Likewise.
1431 (gen_sub2_insn): Likewise.
1432 (have_sub2_insn): Likewise.
1433 (can_extend_p): Likewise.
1434 (can_fix_p): Likewise.
1435 (can_float_p): Likewise.
1436 (expand_float): Likewise.
1437 (expand_fix): Likewise.
1438 (expand_sfix_optab): Likewise.
1439 (new_optab): Likewise.
1440 (new_convert_optab): Likewise.
1441 (init_libfuncs): Likewise.
1442 (init_interclass_conv_libfuncs): Likewise.
1443 (init_intraclass_conv_libfuncs): Likewise.
1444 (set_conv_libfunc): Likewise.
1445 (init_optabs): Likewise.
1446 (debug_optab_libfuncs): Likewise.
1447 (gen_cond_trap): Likewise.
1448 * optabs.h (optab_handler, convert_optab_hanlder): New.
1449 * genopinit.c: Update optabs generation table.
1450 * reload.c (find_reloads_address_1): Use optabs accestors.
1451 * builtins.c (expand_builtin_mathfn): Likewise.
1452 (expand_builtin_mathfn_2): Likewise.
1453 (expand_builtin_mathfn_3): Likewise.
1454 (expand_builtin_interclass_mathfn): Likewise.
1455 (expand_builtin_sincos): Likewise.
1456 (expand_builtin_cexpi): Likewise.
1457 (expand_builtin_powi): Likewise.
1458 (expand_builtin_strlen): Likewise.
1459 * dojump.c (do_jump): Likewise.
1460 * expr.c (convert_move): Likewise.
1461 (move_by_pieces): Likewise.
1462 (move_by_pieces_ninsns): Likewise.
1463 (can_store_by_pieces): Likewise.
1464 (store_by_pieces_1): Likewise.
1465 (emit_move_via_integer): Likewise.
1466 (emit_move_complex): Likewise.
1467 (emit_move_ccmode): Likewise.
1468 (emit_move_insn_1): Likewise.
1469 (emit_single_push_insn): Likewise.
1470 (store_constructor): Likewise.
1471 (expand_expr_real_1): Likewise.
1472 (do_store_flag): Likewise.
1473 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1474 (enumerate_modes): Likewise.
1475 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1476 (supportable_widening_operation): Likewise.
1477 (supportable_narrowing_operation): Likewise.
1478 * expmed.c (store_bit_field_1): Likewise.
1479 (extract_bit_field_1): Likewise.
1480 (expand_mult_highpart_optab): Likewise.
1481 (expand_smod_pow2): Likewise.
1482 (expand_divmod): Likewise.
1483 (emit_store_flag): Likewise.
1484 * tree-vect-patterns.c
1485 (vect_pattern_recog_1): Likewise.
1486 * tree-ssa-loop-prefetch.c
1487 (nontemporal_store_p): Likewise.
1488 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1489 (vect_create_epilog_for_reduction): Likewise.
1490 (vectorizable_reduction): Likewise.
1491 (vectorizable_operation): Likewise.
1492 (vect_strided_store_supported): Likewise.
1493 (vectorizable_store): Likewise.
1494 (vect_strided_load_supported): Likewise.
1495 (vectorizable_load): Likewise.
1496 * combine.c (simplify_comparison): Likewise.
1497 * tree-vect-generic.c
1498 (type_for_widest_vector_mode): Likewise.
1499 (expand_vector_operations_1): Likewise.
1500 * config/spu/spu.c (spu_expand_mov): Likewise.
1501 (spu_emit_vector_compare): Likewise.
1502 * config/rs6000/rs6000.c
1503 (rs6000_emit_vector_compare): Likewise.
1504 * stmt.c (add_case_node): Likewise.
1505 * reload1.c (gen_reload):
1507 2007-08-09 Michael Matz <matz@suse.de>
1509 * tree.h (fixed_zerop): Declare as taking a const_tree.
1510 * tree.c (fixed_zerop): Take a const_tree.
1512 2007-08-09 Ira Rosen <irar@il.ibm.com>
1514 * tree-vect-transform.c (vectorizable_store): Remove call to
1515 copy_virtual_operands() and call mark_symbols_for_renaming() for
1516 the created vector store.
1517 (vect_setup_realignment): Don't call copy_virtual_operands() and
1518 update_vuses_to_preheader().
1519 (vectorizable_load): Don't call copy_virtual_operands().
1520 (update_vuses_to_preheader): Remove.
1522 2007-08-08 Chao-ying Fu <fu@mips.com>
1524 * tree.def (FIXED_POINT_TYPE): New type.
1525 (FIXED_CST): New constant.
1526 (FIXED_CONVERT_EXPR): New expr.
1527 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1528 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1529 * tree.h (struct tree_base): Add saturating_flag.
1530 Remove one bit of spare for saturating_flag.
1531 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1532 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1533 FIXED_POINT_TYPE_P): Define.
1534 (TYPE_SATURATING): Define.
1535 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1536 (struct tree_fixed_cst): New.
1537 (TYPE_IBIT, TYPE_FBIT): Define.
1538 (tree_node): Add fixed_cst.
1539 (enum tree_index): Add new enumeration values of
1540 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1541 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1542 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1543 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1544 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1545 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1546 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1547 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1548 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1549 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1550 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1551 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1552 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1553 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1554 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1555 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1556 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1557 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1558 (sat_short_fract_type_node, sat_fract_type_node,
1559 sat_long_fract_type_node, sat_long_long_fract_type_node,
1560 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1561 sat_unsigned_long_fract_type_node,
1562 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1563 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1564 unsigned_short_fract_type_node, unsigned_fract_type_node,
1565 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1566 sat_short_accum_type_node, sat_accum_type_node,
1567 sat_long_accum_type_node, sat_long_long_accum_type_node,
1568 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1569 sat_unsigned_long_accum_type_node,
1570 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1571 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1572 unsigned_short_accum_type_node, unsigned_accum_type_node,
1573 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1574 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1575 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1576 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1577 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1578 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1579 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1580 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1581 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1582 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1583 sat_uda_type_node, sat_uta_type_node): New macro.
1584 (make_fract_type, make_accum_type): Declare.
1585 (make_signed_fract_type, make_unsigned_fract_type,
1586 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1587 make_signed_accum_type, make_unsigned_accum_type,
1588 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1589 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1590 make_or_reuse_sat_signed_fract_type,
1591 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1592 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1593 make_or_reuse_sat_unsigned_accum_type): New macro.
1594 (fixed_zerop): Declare.
1595 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1596 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1597 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1598 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1599 * treestruct.def: Add TS_FIXED_CST.
1600 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1602 (tree-dump.o): Likewise.
1603 (print-tree.o): Likewise.
1604 (tree-pretty-print.o): Likewise.
1605 (fold-const.o): Likewise.
1606 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1607 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1608 (is_gimple_min_invariant): Handle FIXED_CST.
1609 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1610 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1611 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1612 (layout_type): Handle FIXED_POINT_TYPE.
1613 (make_fract_type, make_accum_type): New functions.
1614 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1615 * tree-dump.c (fixed-value.h): New include.
1616 (dump_fixed): New function.
1617 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1618 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1619 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1620 * tree-pretty-print.c (fixed-value.h): New include.
1621 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1623 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1624 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1625 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1626 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1627 for non-saturating fixed-point types.
1628 (reassociate_bb): Likewise.
1629 * emit-rtl.c (fixed-value.h): New include.
1630 (fconst0, fconst1): New array.
1631 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1632 * tree-vect-generic.c expand_vector_operation): Support
1633 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1635 (type_for_widest_vector_mode): Add one parameter for the
1637 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1639 Pass the satp parameter to type_for_mode for fixed-point types.
1640 (expand_vector_operations_1): Pass the saturating flag to
1641 type_for_widest_vector_mode.
1642 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1643 and MODE_VECTOR_UACCUM.
1644 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1645 (vectorizable_condition): Likewise.
1646 * tree.c (fixed-value.h): New include.
1647 (tree_code_size): Support FIXED_CST.
1648 (build_fixed): New function.
1649 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1650 (fixed_zerop): New function.
1651 (tree_node_structure): Support FIXED_CST.
1652 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1653 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1654 (type_hash_eq): Handle FIXED_POINT_TYPE.
1655 (simple_cst_equal): Support FIXED_CST.
1656 (iterative_hash_expr): Handle FIXED_CST.
1657 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1658 (get_narrower): Likewise.
1659 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1660 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1661 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1662 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1664 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1665 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1666 (initializer_zerop): Support FIXED_CST.
1667 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1668 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1669 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1670 (is_base_type): Handle FIXED_POINT_TYPE.
1671 (add_type_attribute): Handle FIXED_POINT_TYPE.
1672 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1673 * print-tree.c (fixed-value.h): New include.
1674 (print_node_brief): Support FIXED_CST.
1675 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1676 * c-pretty-print.c (fixed-value.h): New include.
1677 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1678 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1679 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1680 Support fixed-point types for inner items in VECTOR_TYPE.
1681 (pp_c_direct_declarator): Likewise.
1682 (pp_c_declarator): Likewise.
1683 (pp_c_fixed_constant): New function.
1684 (pp_c_constant): Handle FIXED_CST.
1685 (pp_c_primary_expression): Likewise.
1686 (pp_c_expression): Likewise.
1687 * fold-const.c (fixed-value.h): New include.
1688 (negate_expr_p): Return true for FIXED_CST.
1689 (fold_negate_expr): Support FIXED_CST.
1690 (split_tree): Support FIXED_CST.
1691 (const_binop): Support FIXED_CST.
1692 (fold_convert_const_int_from_fixed): New function to convert from
1694 (fold_convert_const_real_from_fixed): New function to convert from
1696 (fold_convert_const_fixed_from_fixed): New function to convert from
1697 fixed to another fixed.
1698 (fold_convert_const_fixed_from_int): New function to convert from
1700 (fold_convert_const_fixed_from_real): New function to convert from
1702 (fold_convert_const): Support conversions from fixed to int, from
1703 fixed to real, from fixed to fixed, from int to fixed, and from real
1705 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1706 (operand_equal_p): Support FIXED_CST.
1707 (make_range): For fixed-point modes, we need to pass the
1708 saturating flag as the 2nd parameter.
1709 (tree_swap_operands_p): Handle FIXED_CST.
1710 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1712 (fold_unary): Support FIXED_CONVERT_EXPR.
1713 (fold_binary): Handle FIXED_CST.
1714 Make sure the type is not saturating, before associating operations.
1715 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1716 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1717 (fold_negate_const): Support FIXED_CST.
1718 (fold_relational_const): Support FIXED_CST.
1719 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1720 (gimplify_expr): Handle FIXED_CST.
1721 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1722 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1723 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1724 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1725 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1726 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1727 LONG_LONG_ACCUM_TYPE_SIZE.
1728 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1729 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1730 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1731 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1732 MODE_ACCUM, and MODE_UACCUM.
1733 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1734 fixed-point types to disable reduction.
1735 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1737 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1739 * config/rs6000/x-rs6000: New file.
1740 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1741 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1742 (EXTRA_SPEC_FUNCTIONS): Define.
1743 (HAVE_LOCAL_CPU_DETECT): Define.
1744 (CC1_CPU_SPEC): Define.
1745 * config/rs6000/driver-rs6000.c: New file.
1746 * config/rs6000/aix.h (CC1_SPEC): Define.
1747 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1748 * config.host: Add x-rs6000 to host_xmake_file if host and target
1749 are rs6000 or powerpc.
1751 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1753 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1755 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1756 Sandra Loosemore <sandra@codesourcery.com>
1757 Chao-ying Fu <fu@mips.com>
1758 Nigel Stephens <nigel@mips.com>
1759 David Ung <davidu@mips.com>
1761 * doc/invoke.texi (-mcode-readable): Document.
1762 * config/mips/mips.opt (mcode-readable): New option.
1763 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1764 * config/mips/mips.h (mips_code_readable_setting): New enum.
1765 (mips_code_readable): Declare.
1766 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1767 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1768 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1769 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1770 boiler-plate comments.
1771 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1772 * config/mips/mips.c (mips_code_readable): New variable.
1773 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1774 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1775 context and -mcode-readable setting to restrict the use of
1776 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1777 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1778 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1779 (mips_blocks_for_constant_p): Only return false for
1780 TARGET_MIPS16_PCREL_LOADS.
1781 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1782 for MIPS16. Handle SYMBOL_32_HIGH.
1783 (mips_const_insns): Allow HIGHs for MIPS16 too.
1784 (mips_unspec_address_offset): New function, split out from...
1785 (mips_unspec_address): ...here.
1786 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1787 16-bit symbolic constants. Assert approropiate conditions for
1788 using the "la" and "dla" macros.
1789 (mips_handle_option): Handle -mcode-readable=.
1790 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1791 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1792 (mips_strip_unspec_address): New function, split out from...
1793 (print_operand_reloc): ...here.
1794 (print_operand): Pass constants through mips_strip_unspec_address.
1795 (print_operand_address): Likewise.
1796 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1797 (mips_select_rtx_section): Remove MIPS16 handling.
1798 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1799 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1800 (mips16_lay_out_constants): Do nothing unless
1801 TARGET_MIPS16_PCREL_LOADS.
1802 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1803 * config/mips/mips.md: Split HIGHs for MIPS16.
1804 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1806 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1808 * config/mips/mips-protos.h (mips_emit_move): Declare.
1809 * config/mips/mips.c (mips_emit_move): New function.
1810 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1811 (mips_legitimize_const_move): Likewise.
1812 (mips_legitimize_move): Likewise.
1813 (mips_split_64bit_move): Likewise.
1814 (mips_restore_gp): Likewise.
1815 (mips_load_call_address): Likewise.
1816 (mips_emit_fcc_reload): Likewise.
1817 (mips_set_return_address): Likewise.
1818 (mips_block_move_straight): Likewise.
1819 (mips_block_move_loop): Likewise.
1820 (mips_setup_incoming_varargs): Likewise.
1821 (mips_save_reg): Likewise.
1822 (mips_expand_prologue): Likewise.
1823 (mips_restore_reg): Likewise.
1824 (mips_expand_epilogue): Likewise.
1825 (mips_output_mi_thunk): Likewise.
1826 (build_mips16_call_stub): Likewise.
1827 (mips_builtin_branch_and_move): Likewise.
1828 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1829 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1830 (fixuns_truncdfdi2): Likewise.
1831 (fixuns_truncsfsi2): Likewise.
1832 (fixuns_truncsfdi2): Likewise.
1833 (loadgp_absolute): Likewise.
1834 (builtin_setjmp_setup): Likewise.
1835 (builtin_longjmp): Likewise.
1836 (untyped_call): Likewise.
1838 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1840 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1841 an "rtx *" argument. Return a bool.
1842 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1843 values and return true if they can be split. Take the same kind of
1844 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1845 and store the lo_sum there if nonnull. Use the symbol type to
1846 determine whether a $gp or HIGH is needed.
1847 (mips_legitimize_address): Update call to mips_split_symbol and
1848 simplify accordingly.
1849 (mips_legitimize_const_move): Likewise.
1850 * config/mips/mips.md: In the combine define_split,
1851 check mips_split_symbol instead of splittable_symbolic_operand.
1852 Update use of mips_split_symbol in the generator code.
1853 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1855 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1857 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1858 (mips_symbol_insns_1): New function, split out from...
1859 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1860 and stores separately from load addresses.
1861 (mips_classify_address): Replace uses of mips_symbolic_address_p
1862 with uses of mips_symbol_insns.
1863 (mips_address_insns): Update calls to mips_symbol_insns.
1864 (mips_const_insns): Likewise.
1865 (mips_legitimize_address): Likewise.
1867 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1869 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1870 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1871 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1872 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1873 non-call contexts if TARGET_MIPS16.
1874 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1875 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1876 code for SYMBOL_ABSOLUTE.
1877 (mips_symbol_insns): Likewise.
1879 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1881 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1882 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1883 (mips_symbolic_constant_p): Likewise. Update the call to
1884 mips_classify_symbol.
1885 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1886 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1887 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1888 (print_operand_reloc): Add a context argument. Update the call to
1889 mips_symbolic_constant_p.
1890 (print_operand): Update the calls to print_operand_reloc.
1891 (print_operand_address): Use print_operand_reloc rather than
1893 (mips_rewrite_small_data_p): Add a context argument. Update the call
1894 to mips_symbolic_constant_p.
1895 (mips_small_data_pattern_1): Make DATA the containing mem.
1896 Update the call to mips_rewrite_small_data_p.
1897 (mips_rewrite_small_data_1): Likewise.
1898 (mips_use_anchors_for_symbol_p): Update the call to
1899 mips_symbolic_constant_p.
1900 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1901 (splittable_symbolic_operand): Likewise.
1902 (move_operand): Likewise.
1903 (absolute_symbolic_operand): Likewise.
1904 (got_disp_operand): Likewise.
1905 (got_page_ofst_operand): Likewise.
1907 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1909 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1910 (SYMBOL_ABSOLUTE): ...this.
1911 (SYMBOL_SMALL_DATA): Rename to...
1912 (SYMBOL_GP_RELATIVE): ...this.
1913 (SYMBOL_CONSTANT_POOL): Rename to...
1914 (SYMBOL_PC_RELATIVE): ...this.
1915 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1916 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1917 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1918 after above changes.
1919 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1920 (general_symbolic_operand): Rename to...
1921 (absolute_symbolic_operand): ...this.
1922 * config/mips/mips.md: Update after above changes.
1924 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1925 Revital Eres <eres@il.ibm.com>
1927 * ddg.c (print_ddg): Add dump information.
1928 * modulo-sched.c (print_node_sched_params): Add parameter and
1930 (calculate_maxii): Remove function.
1931 (undo_generate_reg_moves): Likewise.
1932 (undo_permute_partial_schedule): Likewise.
1933 (kernel_number_of_cycles): Likewise.
1934 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1935 (sms_schedule): Use it. Remove profitability checks.
1936 (sms_schedule_by_order): Fix order of nodes within the cycle.
1938 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1940 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1941 -profile option, add pie support.
1942 (ENDFILE_SPEC): New spec.
1943 * config/gnu.h (LIB_SPEC): Add -profile option.
1945 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1947 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1948 * config/gnu.h (LIB_SPEC): Likewise.
1950 2007-08-07 Yaz Saito <saito@google.com>
1951 Ian Lance Taylor <iant@google.com>
1953 * common.opt (finstrument-functions-exclude-function-list): New
1955 (finstrument-functions-exclude-file-list): New option.
1956 * opts.c (char_p): Define and DEF_VEC.
1957 (flag_instrument_functions_exclude_functions): New static
1959 (flag_instrument_functions_exclude_files): New static variable.
1960 (add_instrument_functions_exclude_list): New static function.
1961 (flag_instrument_functions_exclude_p): New function.
1962 (common_handle_option): Handle new options.
1963 * flags.h (flag_instrument_functions_exclude_p): Declare.
1964 * gimplify.c (gimplify_function_tree): Call
1965 flag_instrument_functions_exclude_p.
1966 * doc/invoke.texi (Option Summary): Mention new options.
1967 (Code Gen Options): Document new options.
1969 2007-08-07 Ian Lance Taylor <iant@google.com>
1971 PR rtl-optimization/32776
1972 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1973 (resolve_use): Likewise.
1974 (decompose_multiword_subregs): Remove "changed" local variable.
1976 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1978 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1979 * configure: Regenerate.
1980 * config.in: Regenerate.
1981 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1984 2007-08-07 Ian Lance Taylor <iant@google.com>
1986 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1987 note, just delete the insn.
1989 2007-08-07 Andreas Schwab <schwab@suse.de>
1992 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1995 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1997 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1998 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1999 (decompose_multiword_subregs): Use the functions above to decompose
2000 multiword shifts and zero-extends.
2002 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2004 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2005 "assemble" descriptions which were swapped.
2007 2007-08-06 Chao-ying Fu <fu@mips.com>
2009 * fixed-value.h: New file.
2010 * fixed-value.c: New file.
2011 * Makefile.in (OBJS-common): Add fixed-value.o.
2012 (fixed-value.o): New rule.
2013 (GTFILES): Add fixed-value.h.
2014 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2015 to compare a.low and b.low.
2016 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2018 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2019 Daniel Jacobowitz <dan@codesourcery.com>
2022 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2024 (x86_64-*-netbsd*): Likewise.
2025 (x86_64-*-linux*): Likewise.
2026 (x86_64-*-kfreebsd*-gnu): Likewise.
2027 (x86_64-*-knetbsd*-gnu): Likewise.
2028 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2030 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2032 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2033 Add -fno-asynchronous-unwind-tables.
2035 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2036 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2037 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2038 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2039 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2041 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2043 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2044 (TARGET_C_MODE_FOR_SUFFIX): New.
2046 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2048 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2050 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2052 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2054 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2057 before checking function returns in conditional expressions.
2059 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2062 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2064 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2067 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2068 for INTEGRAL_TYPE_P.
2070 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2072 * configure.ac: Remove --enable-checking=df from default settings.
2073 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2074 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2075 if the parameter is true.
2076 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2077 DF_VERIFY_SCHEDULED flag is true.
2078 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2079 (df_finish_pass): Adjust prototype.
2080 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2083 * see.c (pass_see): Add TODO_df_verify.
2084 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2085 * global.c (rest_of_handle_global_alloc): Schedule verification
2087 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2089 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2090 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2091 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2093 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2094 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2095 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2097 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2098 Revital Eres <eres@il.ibm.com>
2100 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2102 * ddg.c (create_ddg_dependence): Rename to...
2103 (create_ddg_dep_from_intra_loop_link): This. Do not check
2104 for interloop edges. Do not create anti dependence edge when
2105 a true dependence edge exists in the opposite direction and
2106 -fmodulo-sched-allow-regmoves is set.
2107 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2108 (add_cross_iteration_register_deps): Create anti dependence edge
2109 when -fno-modulo-sched-allow-regmoves is set.
2110 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2112 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2114 * config/arm/arm.md (movsi): Add braces.
2116 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2119 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2120 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2122 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2124 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2126 * cfgloopmanip.c (remove_path, create_preheaders,
2127 force_single_succ_latches, fix_loop_structure): Ditto.
2128 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2129 tree_duplicate_loop_to_header_edge): Ditto.
2130 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2131 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2133 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2134 cleanup_tree_cfg): Ditto.
2135 * tree-cfg.c (tree_merge_blocks): Ditto.
2136 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2137 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2138 loop_preheader_edge, single_exit): Ditto.
2139 (flow_loops_find): Do not clear loops->state.
2140 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2141 loops_state_clear): New functions.
2143 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2146 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2147 when adding to the base and convert ELT to sizetype instead of type.
2149 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2152 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2153 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2155 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2158 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2159 correct type the negate expression.
2161 2007-08-03 Jan Hubicka <jh@suse.cz>
2163 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2166 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2168 * config/rs6000/rs6000.c (struct processor_cost): Change
2169 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2170 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2172 (rios1_costs, rios2_cost): Correct cache line size.
2173 (rs6000_override_options): Set l2-cache-size parameter.
2175 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 Diego Novillo <dnovillo@google.com>
2179 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2180 if the range includes 0.
2182 2007-08-03 Ben Elliston <bje@au.ibm.com>
2184 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2185 mode to unspec expressions to silence a warning from the generator
2188 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2190 * config/ia64/constraints.md ("U"): Make constraint vector only.
2192 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2195 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2196 always_inline attribute on the function decl.
2198 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2201 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2202 if we are compiling with -fPIC.
2204 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2205 Nigel Stephens <nigel@mips.com>
2207 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2208 Define for MIPS32 and MIPS64.
2210 2007-08-02 Nick Clifton <nickc@redhat.com>
2212 * config/host-hpux.c: Change copyright header to refer to version
2213 3 of the GNU General Public License and to point readers at the
2214 COPYING3 file and the FSF's license web page.
2215 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2216 config/alpha/linux.h, config/alpha/alpha.opt,
2217 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2218 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2219 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2220 config/alpha/alpha.h, config/alpha/sync.md,
2221 config/alpha/openbsd.h, config/alpha/alpha.md,
2222 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2223 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2224 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2225 config/alpha/constraints.md, config/alpha/osf.h,
2226 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2227 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2228 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2229 config/frv/frv-asm.h, config/frv/frv-protos.h,
2230 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2231 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2232 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2233 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2234 config/s390/s390.opt, config/s390/s390-modes.def,
2235 config/s390/fixdfdi.h, config/s390/constraints.md,
2236 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2237 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2238 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2239 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2240 config/m32c/prologue.md, config/m32c/m32c.abi,
2241 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2242 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2243 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2244 config/m32c/jump.md, config/m32c/shift.md,
2245 config/m32c/m32c-protos.h, config/libgloss.h,
2246 config/spu/spu-protos.h, config/spu/predicates.md,
2247 config/spu/spu-builtins.h, config/spu/spu.c,
2248 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2249 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2250 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2251 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2252 config/sparc/hypersparc.md, config/sparc/predicates.md,
2253 config/sparc/linux.h, config/sparc/sp64-elf.h,
2254 config/sparc/supersparc.md, config/sparc/cypress.md,
2255 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2256 config/sparc/niagara.md, config/sparc/sparc.md,
2257 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2258 config/sparc/sparc.opt, config/sparc/sync.md,
2259 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2260 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2261 config/sparc/sparc.c, config/sparc/little-endian.opt,
2262 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2263 config/sparc/linux64.h, config/sparc/freebsd.h,
2264 config/sparc/sol2.h, config/sparc/rtemself.h,
2265 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2266 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2267 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2268 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2269 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2270 config/m32r/linux.h, config/m32r/constraints.md,
2271 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2272 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2273 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2274 config/i386/i386.md, config/i386/netware-crt0.c,
2275 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2276 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2277 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2278 config/i386/sol2.h, config/i386/constraints.md,
2279 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2280 config/i386/predicates.md, config/i386/geode.md,
2281 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2282 config/i386/freebsd64.h, config/i386/vxworksae.h,
2283 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2284 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2285 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2286 config/i386/netware.h, config/i386/i386-modes.def,
2287 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2288 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2289 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2290 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2291 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2292 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2293 config/i386/xm-mingw32.h, config/i386/linux64.h,
2294 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2295 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2296 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2297 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2298 config/i386/cygwin2.c, config/i386/i386-protos.h,
2299 config/i386/sync.md, config/i386/openbsd.h,
2300 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2301 config/i386/nto.h, config/i386/biarch64.h,
2302 config/i386/i386-coff.h, config/i386/freebsd.h,
2303 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2304 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2305 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2306 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2307 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2308 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2309 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2310 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2311 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2312 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2313 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2314 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2315 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2316 config/sh/superh64.h, config/sh/rtemself.h,
2317 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2318 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2319 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2320 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2321 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2322 config/avr/predicates.md, config/avr/constraints.md,
2323 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2324 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2325 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2326 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2327 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2328 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2329 config/c4x/predicates.md, config/c4x/c4x.h,
2330 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2331 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2332 config/xtensa/linux.h, config/xtensa/xtensa.h,
2333 config/xtensa/elf.h, config/xtensa/xtensa.md,
2334 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2335 config/xtensa/xtensa-protos.h, config/dbx.h,
2336 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2337 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2338 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2339 config/host-solaris.c, config/fr30/fr30.h,
2340 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2341 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2342 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2343 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2344 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2345 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2346 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2347 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2348 config/cris/predicates.md, config/cris/linux.h,
2349 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2350 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2351 config/cris/aout.opt, config/cris/cris-protos.h,
2352 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2353 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2354 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2355 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2356 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2357 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2358 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2359 config/chorus.h, config/mn10300/mn10300.c,
2360 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2361 config/mn10300/mn10300.h, config/mn10300/linux.h,
2362 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2363 config/mn10300/mn10300.md, config/ia64/predicates.md,
2364 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2365 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2366 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2367 config/ia64/freebsd.h, config/ia64/ia64.md,
2368 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2369 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2370 config/gofast.h, config/rtems.h, config/sol2-10.h,
2371 config/m68k/predicates.md, config/m68k/m68k.md,
2372 config/m68k/linux.h, config/m68k/m68k-modes.def,
2373 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2374 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2375 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2376 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2377 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2378 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2379 config/m68k/constraints.md, config/m68k/rtemself.h,
2380 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2381 config/m68k/uclinux.h, config/rs6000/power4.md,
2382 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2383 config/rs6000/linux.h, config/rs6000/eabi.h,
2384 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2385 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2386 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2387 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2388 config/rs6000/windiss.h, config/rs6000/603.md,
2389 config/rs6000/aix41.h, config/rs6000/cell.md,
2390 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2391 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2392 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2393 config/rs6000/default64.h, config/rs6000/7xx.md,
2394 config/rs6000/darwin.opt, config/rs6000/spe.md,
2395 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2396 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2397 config/rs6000/7450.md, config/rs6000/linux64.h,
2398 config/rs6000/constraints.md, config/rs6000/440.md,
2399 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2400 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2401 config/rs6000/rs6000.h, config/rs6000/power6.md,
2402 config/rs6000/predicates.md, config/rs6000/altivec.md,
2403 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2404 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2405 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2406 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2407 config/rs6000/linux64.opt, config/rs6000/sync.md,
2408 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2409 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2410 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2411 config/rs6000/eabispe.h, config/rs6000/e500.h,
2412 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2413 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2414 config/rs6000/aix.h, config/rs6000/vxworks.h,
2415 config/rs6000/40x.md, config/rs6000/aix51.h,
2416 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2417 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2418 config/arc/arc.h, config/mcore/mcore-elf.h,
2419 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2420 config/mcore/mcore.md, config/mcore/mcore.c,
2421 config/mcore/mcore.opt, config/mcore/mcore.h,
2422 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2423 config/score/predicates.md, config/score/score-version.h,
2424 config/score/score-protos.h, config/score/misc.md,
2425 config/score/elf.h, config/score/score.c, config/score/mac.md,
2426 config/score/score7.md, config/score/score.h,
2427 config/score/score-conv.h, config/score/score-mdaux.c,
2428 config/score/score.md, config/score/score.opt,
2429 config/score/score-modes.def, config/score/score-mdaux.h,
2430 config/score/mul-div.S, config/arm/uclinux-elf.h,
2431 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2432 config/arm/symbian.h, config/arm/linux-elf.h,
2433 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2434 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2435 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2436 config/arm/strongarm-pe.h, config/arm/arm.h,
2437 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2438 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2439 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2440 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2441 config/arm/arm-cores.def, config/arm/arm-protos.h,
2442 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2443 config/arm/wince-pe.h, config/arm/neon.md,
2444 config/arm/constraints.md, config/arm/neon.ml,
2445 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2446 config/arm/arm.opt, config/arm/arm926ejs.md,
2447 config/arm/predicates.md, config/arm/iwmmxt.md,
2448 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2449 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2450 config/arm/neon-testgen.ml, config/arm/arm.md,
2451 config/arm/xscale-coff.h, config/arm/pe.c,
2452 config/arm/arm-generic.md, config/arm/pe.h,
2453 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2454 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2455 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2456 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2457 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2458 config/pa/predicates.md, config/pa/pa64-hpux.h,
2459 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2460 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2461 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2462 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2463 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2464 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2465 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2466 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2467 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2468 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2469 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2470 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2471 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2472 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2473 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2474 config/mips/linux64.h, config/mips/elforion.h,
2475 config/mips/constraints.md, config/mips/generic.md,
2476 config/mips/predicates.md, config/mips/4300.md,
2477 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2478 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2479 config/mips/5k.md, config/mips/vr4120-div.S,
2480 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2481 config/mips/mips-protos.h, config/mips/6000.md,
2482 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2483 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2484 config/mips/mips-modes.def, config/mips/vr.h,
2485 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2486 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2487 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2488 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2489 config/vax/openbsd1.h, config/vax/netbsd.h,
2490 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2491 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2492 config/h8300/rtems.h, config/h8300/predicates.md,
2493 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2494 config/h8300/h8300.md, config/h8300/h8300.opt,
2495 config/h8300/coff.h, config/h8300/h8300-protos.h,
2496 config/v850/v850.md, config/v850/predicates.md,
2497 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2498 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2499 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2500 config/mmix/mmix.h, config/mmix/predicates.md,
2501 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2502 config/mmix/mmix.c, config/mmix/mmix.opt,
2503 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2504 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2505 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2506 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2509 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2511 * emit-rtl.c (reset_used_decls): Rename to...
2512 (set_used_decls): ...this. Set the used flag rather than clearing it.
2513 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2514 DECL_RTLs rather than resetting them.
2516 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2518 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2520 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2522 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2523 argument to find_reloads_address.
2525 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2527 PR tree-optimization/32919
2528 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2529 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2530 (coalesce_ssa_name): Call it.
2532 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2533 David Ung <davidu@mips.com>
2535 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2536 (__mips16_unorddf2, __mips16_floatunsidf): New.
2537 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2539 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2541 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2543 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2544 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2545 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2546 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2547 * omp-low.c (get_ws_args_for, determine_parallel_type,
2548 expand_omp_for_generic, expand_omp_for_static_nochunk,
2549 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2550 Work with more precise CFG.
2551 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2552 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2554 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2555 * gimple-low.c (lower_stmt): Ditto.
2556 * tree-inline.c (estimate_num_insns_1): Ditto.
2557 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2558 (OMP_SECTIONS_SWITCH): New.
2559 * tree-cfgcleanup.c (cleanup_omp_return): New.
2560 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2561 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2562 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2563 (tree_redirect_edge_and_branch): Handle omp constructs.
2565 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2566 with three arguments.
2568 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2570 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2573 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2575 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2576 the loop structures may need fixing.
2577 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2579 (cleanup_tree_cfg_loop): Removed.
2580 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2581 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2582 instead of running cleanup_tree_cfg_loop.
2583 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2584 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2585 (tree_predictive_commoning): Declaration changed.
2586 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2588 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2590 * doc/invoke.texi (l1-cache-size): Update documentation.
2591 (l2-cache-size): Document.
2592 * params.h (L2_CACHE_SIZE): New macro.
2593 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2594 that L1_CACHE_SIZE is in kB now.
2595 (L2_CACHE_SIZE_BYTES): New macro.
2596 (tree_ssa_prefetch_arrays): Show size in kB.
2597 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2598 and l2_cache_size fields.
2599 * config/i386/driver-i386.c (describe_cache): Detect cache size
2601 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2602 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2603 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2604 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2605 (override_options): Set l1-cache-size and l2-cache-size to default
2606 values if not specified otherwise.
2607 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2608 (PARAM_L2_CACHE_SIZE): New.
2610 2007-08-01 Nigel Stephens <nigel@mips.com>
2611 David Ung <davidu@mips.com>
2612 Thiemo Seufer <ths@mips.com>
2613 Chris Dearman <chris@mips.com>
2614 Richard Sandiford <richard@codesourcery.com>
2616 * config.gcc (mips*-sde-elf*): New stanza.
2617 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2618 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2619 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2620 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2621 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2622 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2624 * config/mips/sde.h: New file.
2625 * config/mips/t-libgcc-mips16: Likewise.
2626 * config/mips/t-sde: Likewise.
2627 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2628 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2629 _MIPS_FPSET and _MIPS_SZINT.
2630 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2631 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2632 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2633 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2634 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2635 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2636 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2637 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2638 _MIPS_SZPTR and _MIPS_FPSET.
2639 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2640 architecture is specified.
2641 (MIPS_32BIT_OPTION_SPEC): New macro.
2643 2007-07-31 Dan Hipschman <dsh@google.com>
2645 * gcc.c (end_going_arg): New function.
2646 (do_spec_2): Use it.
2647 (do_spec_1): Use it.
2649 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2651 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2652 only if ENABLE_CHECKING is defined.
2654 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2656 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2657 df_ru_add_problem, df_ru_get_bb_info): Removed.
2658 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2659 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2660 df_ru_free_bb_info, df_ru_alloc,
2661 df_ru_bb_local_compute_process_def,
2662 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2663 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2664 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2665 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2666 df_ru_add_problem): Removed.
2668 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2671 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2672 (casesi32p, casesi64p): Likewise.
2673 (casesi): Adjust for above.
2675 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2677 * mode-switching.c (create_pre_exit): Don't search past calls.
2679 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2681 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2683 2007-07-31 Revital Eres <eres@il.ibm.com>
2685 * ddg.c (add_deps_for_def): Rename to...
2686 (add_cross_iteration_register_deps): This. Change implementation
2687 to use only reaching def and def-use chains to construct the
2688 inter loop dependencies.
2689 (add_deps_for_use): Remove function.
2690 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2691 function to build the inter loop dependencies.
2692 * modulo-sched.c (sms_schedule): Build only
2693 reaching def and def-use chains for the propose of the ddg
2696 2007-07-31 Julian Brown <julian@codesourcery.com>
2698 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2699 New define_insns. Use correct RTL.
2700 (vec_set<mode>): Write as expander.
2702 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2704 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2705 to an unallocated space.
2707 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2710 (split_constant_offset): Enable split_constant_offset to extract
2711 constants from other statements.
2712 * tree-vect-transform.c
2713 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2714 to a temp var. Force base_offset to be simple.
2716 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2718 * df-scan.c (df_scan_verify): Remove artificial limit on
2719 the number of blocks for verification.
2720 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2721 df_simulate_defs): Avoid unnecessary insn checking for defs.
2723 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2725 * config/m68k/lb1sf68.asm (FUNC): New macro.
2727 (__udivsi3): Likewise.
2728 (__divsi3): Likewise.
2729 (__umodsi3): Likewise.
2730 (__modsi3): Likewise.
2731 (__subdf3): Likewise.
2732 (__adddf3): Likewise.
2733 (__muldf3): Likewise.
2734 (__divdf3): Likewise.
2735 (__negdf2): Likewise.
2736 (__cmpdf2): Likewise.
2737 (__subsf3): Likewise.
2738 (__addsf3): Likewise.
2739 (__mulsf3): Likewise.
2740 (__divsf3): Likewise.
2741 (__negsf2): Likewise.
2742 (__cmpsf2): Likewise.
2743 (__eqdf2): Likewise.
2744 (__nedf2): Likewise.
2745 (__gtdf2): Likewise.
2746 (__gedf2): Likewise.
2747 (__ltdf2): Likewise.
2748 (__ledf2): Likewise.
2749 (__eqsf2): Likewise.
2750 (__nesf2): Likewise.
2751 (__gtsf2): Likewise.
2752 (__gesf2): Likewise.
2753 (__ltsf2): Likewise.
2754 (__lesf2): Likewise.
2756 2007-07-30 Ollie Wild <aaw@google.com>
2758 * c-ppoutput.c (print_lines_directives_only): New function.
2759 (scan_translation_unit_directives_only): New function.
2760 (preprocess_file): Add call to scan_translation_unit_directives_only.
2761 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2762 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2763 -fdirectives-only. Add errors for -fdirectives-only conflict with
2764 -Wunused-macros and -traditional.
2765 (finish_options): Add builtin macro initialization for
2766 -fdirectives-only + -fpreprocessed.
2767 * c.opt (fdirectives-only): New.
2768 * doc/cppopts.texi (fdirectives-only): New.
2770 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2772 * alias.c (record_set, memory_modified_1): Constify.
2773 * bt-load.c (note_btr_set): Likewise.
2774 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2775 * combine.c (set_nonzero_bits_and_sign_copies,
2776 expand_field_assignment, record_dead_and_set_regs_1,
2777 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2778 likely_spilled_retval_1): Likewise.
2779 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2780 frv_io_handle_set): Likewise.
2781 * config/mips/mips.c (mips_sim_record_set,
2782 vr4130_true_reg_dependence_p_1): Likewise.
2783 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2784 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2785 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2786 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2787 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2788 * ddg.c (mark_mem_store): Likewise.
2789 * df-problems.c (df_urec_mark_reg_change): Likewise.
2790 * function.c (update_epilogue_consts): Likewise.
2791 * gcse.c (record_set_info, record_last_set_info,
2792 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2793 reg_clear_last_set): Likewise.
2794 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2796 * jump.c (reversed_comparison_code_parts): Likewise.
2797 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2798 reg_is_set): Likewise.
2799 * loop-iv.c (mark_altered): Likewise.
2800 * mode-switching.c (reg_becomes_live): Likewise.
2801 * optabs.c (no_conflict_move_test): Likewise.
2802 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2804 * postreload.c (reload_combine_note_store, move2add_note_store):
2806 * regmove.c (flags_set_1): Likewise.
2807 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2809 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2811 * resource.c (update_live_status): Likewise.
2812 * rtl.h (set_of, note_stores): Likewise.
2813 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2814 note_stores, parms_set): Likewise.
2815 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2816 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2818 * var-tracking.c (count_stores, add_stores): Likewise.
2820 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2822 * alias.c (mems_in_disjoint_alias_sets_p,
2823 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2824 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2825 write_dependence_p, mems_in_disjoint_alias_sets_p,
2826 read_dependence, true_dependence, canon_true_dependence,
2827 anti_dependence, output_dependence): Constify.
2828 * combine.c (extended_count): Likewise.
2829 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2830 * cselib.c (get_value_hash, references_value_p,
2831 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2832 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2833 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2834 * function.c (contains, prologue_epilogue_contains,
2835 sibcall_epilogue_contains): Likewise.
2836 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2837 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2838 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2839 reg_or_subregno): Likewise.
2840 * recog.c (asm_noperands): Likewise.
2841 * reload1.c (function_invariant_p): Likewise.
2842 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2843 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2844 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2845 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2846 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2847 extended_count, prologue_epilogue_contains,
2848 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2849 canon_true_dependence, read_dependence, anti_dependence,
2850 output_dependence): Likewise.
2851 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2853 2007-07-30 Julian Brown <julian@codesourcery.com>
2855 * config/arm/neon.md (V_ext): New mode attribute.
2856 (neon_vget_lane<mode>): Replace with define_expand.
2857 (neon_vget_lane<mode>_sext_internal)
2858 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2859 and quad precision vectors.
2860 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2861 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2862 have typeless 32-bit result.
2864 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2867 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2869 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2870 use sizetype for rest.
2871 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2872 (aff_combination_convert): Don't convert rest for pointer types.
2874 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2876 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2878 * tree-ssa-alias.c: Add alloc-pool.h.
2879 (init_alias_info): Free alias_bitmap_obstack.
2880 (delete_alias_info): Call delete_mem_ref_stats.
2881 (get_mem_sym_stats_for): Use alloc_pool.
2882 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2883 (delete_mem_sym_stats): Removed.
2885 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2887 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2888 functions cannot be represented as classical distance vectors.
2890 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2893 * builtins.c (validate_arg, builtin_mathfn_code,
2894 validate_arglist): Likewise.
2895 * calls.c (call_expr_flags): Likewise.
2896 * combine.c (reg_nonzero_bits_for_combine,
2897 reg_num_sign_bit_copies_for_combine, get_last_value,
2898 reg_truncated_to_mode): Likewise.
2899 * emit-rtl.c (subreg_lowpart_p): Likewise.
2900 * expr.c (highest_pow2_factor_for_target,
2901 categorize_ctor_elements_1, categorize_ctor_elements,
2902 count_type_elements, contains_packed_reference,
2903 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2904 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2905 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2906 native_encode_int, native_encode_real, native_encode_complex,
2907 native_encode_vector, native_encode_expr, native_interpret_int,
2908 native_interpret_real, native_interpret_complex,
2909 native_interpret_vector, native_interpret_expr): Likewise.
2910 * function.c (use_register_for_decl): Likewise.
2911 * gimplify.c (get_name): Likewise.
2912 * langhooks-def.h (lhd_return_null_const_tree): New.
2913 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2914 * langhooks.c (lhd_return_null_const_tree): New.
2915 * langhooks.h (lang_get_callee_fndecl): Constify.
2916 * output.h (constructor_static_from_elts_p): Likewise.
2917 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2918 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2919 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2920 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2921 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2922 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2923 * rtlhooks-def.h (reg_nonzero_bits_general,
2924 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2926 * rtlhooks.c (reg_num_sign_bit_copies_general,
2927 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2929 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2930 * stor-layout.c (mode_for_size_tree): Likewise.
2931 * tree-ssa-loop-im.c (memref_eq): Likewise.
2932 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2933 * tree.c (contains_placeholder_p, type_list_equal,
2934 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2936 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2937 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2938 contains_placeholder_p, contains_packed_reference,
2939 get_callee_fndecl, operand_equal_for_phi_arg_p,
2940 warn_if_unused_value, is_body_block, native_encode_expr,
2941 native_interpret_expr, fold_convertible_p, operand_equal_p,
2942 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2943 validate_arglist, simple_cst_equal, type_list_equal,
2944 use_register_for_decl, call_expr_flags, get_name,
2945 highest_pow2_factor): Likewise.
2946 (const_call_expr_arg_iterator_d,
2947 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2948 first_const_call_expr_arg, more_const_call_expr_args_p,
2949 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2950 * varasm.c (constructor_static_from_elts_p): Constify.
2952 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2954 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2955 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2956 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2957 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2958 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2959 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2960 spelling conventions.
2961 * doc/invoke.texi: Follow spelling conventions.
2963 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2964 Revital Eres <eres@il.ibm.com>
2966 * modulo-sched.c (sms_schedule): Avoid loops which includes
2967 auto-increment instructions.
2969 2007-07-28 Richard Guenther <rguenther@suse.de>
2972 * fold-const.c (fold_cond_expr_with_comparison): Convert
2973 operand zero of MIN/MAX_EXPR to correct type.
2975 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2977 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2978 flags_from_decl_or_type): Constify.
2979 * gcc.c (do_spec_1): Likewise.
2980 * print-tree.c (dump_addr, print_node_brief): Likewise.
2981 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2982 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2983 tree_purge_all_dead_eh_edges): Likewise.
2984 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2985 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2987 * tree.c (expr_location, expr_has_location, expr_locus,
2988 expr_filename, expr_lineno, get_inner_array_type,
2989 fields_compatible_p): Likewise.
2990 * tree.h (get_inner_array_type, fields_compatible_p,
2991 expr_location, expr_has_location, expr_locus, expr_filename,
2992 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2993 setjmp_call_p, alloca_call_p): Likewise.
2995 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2997 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2998 TV_FLOW_INSENSITIVE.
3000 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3002 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3003 (compute_flow_insensitive_aliasing): Ditto for
3004 TV_FLOW_INSENSITIVE.
3006 2007-07-27 Jan Hubicka <jh@suse.cz>
3008 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3011 * attribs.c: Include hashtab.h
3012 (attribute_hash): New.
3013 (substring): New structure.
3014 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3016 (init_attributes): Initialize attribute hash.
3017 (decl_attributes): Use attribute hash.
3018 * Makefile.in (attribs.c): Depend on hashtab.h.
3020 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3022 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3024 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3026 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3027 __mips_dspr2 and __mips_dsp_rev macros.
3028 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3030 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3032 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3034 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3038 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3039 and the updating of the live and do_not_gen sets.
3040 (df_note_bb_compute): Added updating of live and do_not_gen sets
3041 for regular defs so that the case of clobber inside conditional
3042 call is processed correctly.
3044 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3046 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3047 operands with compatible type.
3049 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3051 * expr.h (store_bit_field): Don't return a value.
3052 * expmed.c (check_predicate_volatile_ok): New function.
3053 (store_bit_field_1): New function, extracted from store_bit_field.
3054 Take a fallback_p argument and return true if the operation succeeded.
3055 Only use store_fixed_bit_field if fallback_p. Don't recompute
3056 mode_for_extraction; use op_mode instead. Try forcing memories
3057 into registers if the insv expander fails.
3058 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3059 Don't return a value.
3060 (convert_extracted_bit_field): New function, extracted from
3062 (extract_bit_field_1): Likewise. Take a fallback_p argument
3063 and return NULL if the operation succeeded. Only use
3064 extract_fixed_bit_field if fallback_p. Only calculate one
3065 extraction mode. Combine code for extv and extzv. Try forcing
3066 memories into registers if the ext(z)v expander fails.
3067 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3069 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3071 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3073 (df_ref): Likewise. Put regno with other integer fields.
3075 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3077 * df.h (df_mw_hardreg): Remove "loc" field.
3078 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3080 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3081 split out from df_set_unused_notes_for_mw. Return false for
3082 partial references. Assert that mw_reg is a REG when returning true.
3083 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3084 (df_whole_mw_reg_dead_p): New function, split out from
3085 df_set_dead_notes_for_mw. Return false for partial references.
3086 Assert that mw_reg is a REG when returning true.
3087 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3088 Remove redundant bitmap check.
3090 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3092 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3093 ($(T)crtend.o): Likwise.
3094 ($(T)crtbeginS.o): Likwise.
3095 ($(T)crtendS.o): Likwise.
3096 ($(T)crtfastmath.o): Likwise.
3098 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3100 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3101 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3102 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3103 and x_n_bbs_in_dom_tree fields.
3105 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3107 PR tree-optimization/32087
3108 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3109 Do not call scale_bbs_frequencies_int with prob of zero.
3111 2007-07-26 Julian Brown <julian@codesourcery.com>
3113 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3114 (neon_element_bits): Add prototypes.
3115 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3116 (neon_const_bounds, neon_element_bits): New functions.
3117 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3118 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3119 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3120 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3121 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3122 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3123 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3124 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3125 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3126 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3127 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3128 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3129 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3131 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3133 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3134 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3136 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3137 Julian Brown <julian@codesourcery.com>
3139 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3140 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3141 * config/arm/cortex-a8.md: New.
3142 * config/arm/cortex-a8-neon.md: New.
3143 * config/arm/neon-schedgen.ml: New.
3144 * config/arm/neon.md (vqh_mnem): New.
3146 (Is_float_mode): New.
3147 (Scalar_mul_8_16): New.
3149 (V_mode_nunits): New.
3150 (All instruction patterns): Annotate with neon_type attribute
3152 * config/arm/arm.md: Include cortex-a8.md.
3153 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3155 Annotate instruction patterns accordingly.
3156 (generic_sched): Do not use generic scheduling for Cortex-A8.
3157 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3159 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3161 * fold-const.c (fold_read_from_constant_string): Use
3163 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3165 2007-07-26 Nick Clifton <nickc@redhat.com>
3167 * tree-ssa-operands.h: Change copyright header to refer to version
3168 3 of the GNU General Public License and to point readers at the
3169 COPYING3 file and the FSF's license web page.
3170 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3171 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3172 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3173 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3174 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3175 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3176 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3177 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3178 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3179 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3180 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3181 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3182 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3183 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3184 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3185 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3186 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3187 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3188 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3189 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3190 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3191 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3192 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3193 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3194 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3195 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3196 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3197 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3198 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3199 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3200 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3201 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3202 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3203 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3204 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3205 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3206 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3207 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3208 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3209 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3210 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3211 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3212 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3213 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3214 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3215 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3216 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3217 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3218 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3219 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3220 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3221 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3222 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3223 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3224 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3225 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3226 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3227 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3228 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3229 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3230 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3231 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3232 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3233 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3234 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3235 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3236 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3237 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3238 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3239 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3240 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3241 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3242 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3243 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3244 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3245 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3246 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3247 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3248 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3249 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3250 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3251 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3252 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3253 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3254 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3255 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3256 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3257 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3258 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3259 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3260 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3261 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3262 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3263 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3264 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3265 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3266 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3267 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3268 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3269 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3270 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3271 convert.c, convert.h, langhooks-def.h, reload1.c,
3272 tree-ssa-operands.c: Likewise.
3274 2007-07-26 Jan Hubicka <jh@suse.cz>
3276 * tree-ssa-live.c: Include debug.h and flags.h.
3277 (mark_scope_block_unused): New function.
3278 (remove_unused_scope_block_p): New function.
3279 (remove_unused_locals): Remove unused blocks too.
3281 2007-07-25 Ian Lance Taylor <iant@google.com>
3283 * combine.c (combine_max_regno): Remove. Remove all uses.
3284 (struct reg_stat_struct): Rename from struct reg_stat.
3285 (reg_stat_type): Define, and declare VECs.
3286 (reg_stat): Change from pointer to VEC. Change all uses.
3287 (combine_split_insns): New static function.
3288 (try_combine, find_split_point): Call it instead of split_insns.
3290 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3292 * cfghooks.c (split_block): Fix the information about loop latch.
3294 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3296 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3298 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3300 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3301 Scan the new edge for loop exit info.
3303 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3305 * config/darwin.c: Include debug.h.
3307 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3310 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3312 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3314 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3315 (HARD_REGNO_MODE_OK): Ditto.
3316 (MODES_TIEABLE_P): Ditto.
3317 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3318 (CLASS_MAX_NREGS): Ditto.
3319 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3320 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3321 (divdf3_internal_thr): Removed.
3322 * config/ia64/div.md: New file.
3323 * config/ia64/constraints.md: Add H constraint.
3325 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3327 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3328 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3329 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3330 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3331 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3332 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3333 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3334 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3335 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3336 dump_sbitmap_file, debug_sbitmap, popcount_table,
3337 sbitmap_popcount): Constify.
3338 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3339 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3340 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3341 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3342 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3343 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3344 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3345 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3346 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3347 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3348 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3350 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3352 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3353 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3354 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3355 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3356 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3357 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3358 bitmap_intersect_p, bitmap_intersect_compl_p,
3359 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3360 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3362 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3363 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3364 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3365 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3366 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3367 debug_bitmap, debug_bitmap_file, bitmap_print,
3368 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3369 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3371 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3373 * config/darwin.c (darwin_override_options): Additional fix for
3374 debug info formats that don't support var tracking.
3376 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3378 * cselib.c (entry_and_rtx_equal_p): Constify.
3379 * gengtype.c (output_mangled_typename, write_types, write_local):
3381 * gengtype.h (const_type_p): New.
3382 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3384 * tlink.c (scan_linker_output): De-constify.
3385 * tree-ssa-loop-im.c (memref_eq): Constify.
3386 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3387 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3389 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * c-common.c (fname_as_string, c_type_hash): Constify.
3392 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3393 * cgraph.c (edge_hash, edge_eq): Likewise.
3394 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3395 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3396 reg_attrs_htab_eq): Likewise.
3397 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3399 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3400 const_decl_t, const_state_t, const_automata_list_el_t): New.
3401 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3402 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3403 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3404 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3405 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3406 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3407 compare_max_occ_cycle_nums, out_state_arcs_num,
3408 compare_transition_els_num, units_cmp, state_reservs_cmp):
3410 * genmodes.c (cmp_modes): Likewise.
3411 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3412 * gimplify.c (compare_case_labels): Likewise.
3413 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3414 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3415 * matrix-reorg.c (mtt_info_hash): Likewise.
3416 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3417 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3418 (htab_hash_bucket, htab_hash_elem): Constify.
3419 * tree-browser.c (TB_parent_eq): Likewise.
3420 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3421 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3422 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3423 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3425 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3426 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3427 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3428 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3429 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3431 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3432 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3433 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3434 * tree-ssa-threadupdate.c (redirection_data_hash,
3435 redirection_data_eq): Likewise.
3436 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3437 * tree-ssa.c (var_ann_eq): Likewise.
3438 * tree-vrp.c (compare_case_labels): Likewise.
3439 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3440 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3441 tree_not_check_failed, tree_class_check_failed,
3442 tree_range_check_failed, tree_not_class_check_failed,
3443 omp_clause_check_failed, omp_clause_range_check_failed,
3444 tree_contains_struct_check_failed, tree_operand_check_failed):
3446 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3447 tree_not_check_failed, tree_class_check_failed,
3448 tree_range_check_failed, tree_not_class_check_failed,
3449 tree_operand_check_failed, omp_clause_operand_check_failed,
3450 tree_operand_length): Likewise.
3451 * var-tracking.c (const_variable): New.
3452 (variable_htab_hash, variable_htab_eq): Constify.
3453 * varasm.c (const_desc_hash): Likewise.
3455 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3457 * expr.c (handled_component_p): Constify.
3458 * fold-const.c (fit_double_type): Likewise.
3459 * real.h (real_value_from_int_cst): Likewise.
3460 * tree-flow-inline.h (gimple_in_ssa_p,
3461 gimple_aliases_computed_p, gimple_addressable_vars,
3462 gimple_call_clobbered_vars, gimple_referenced_vars,
3463 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3464 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3465 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3466 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3467 is_label_stmt, is_global_var, phi_ssa_name_p,
3468 factoring_name_p, is_call_clobbered, tree_common_ann,
3469 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3470 unmodifiable_var_p, array_ref_contains_indirect_ref,
3471 ref_contains_array_ref, lookup_subvars_for_var,
3472 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3473 gimple_mem_ref_stats): Likewise.
3474 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3475 may_aliases, is_exec_stmt, is_label_stmt,
3476 ref_contains_array_ref, array_ref_contains_indirect_ref,
3477 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3478 unmodifiable_var_p): Likewise.
3479 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3480 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3481 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3482 cst_and_fits_in_hwi, real_value_from_int_cst,
3483 build_real_from_int_cst, integer_zerop, integer_onep,
3484 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3485 tree_floor_log2, real_zerop, real_onep, real_twop,
3486 real_minus_onep, really_constant_p, purpose_member, chain_member,
3487 list_length, fields_length, int_size_in_bytes, bit_position,
3488 int_bit_position, byte_position, int_byte_position, expr_align,
3489 array_type_nelts, tree_node_structure,
3490 type_contains_placeholder_1, iterative_hash_pointer,
3491 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3492 tree_map_base_eq, type_hash_list, type_hash_eq,
3493 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3494 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3495 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3496 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3497 int_fits_type_p, get_containing_scope, decl_function_context,
3498 decl_type_context, omp_clause_operand_check_failed,
3499 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3500 * tree.h (omp_clause_operand_check_failed, tree_size,
3501 build_real_from_int_cst, array_type_nelts, purpose_member,
3502 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3503 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3504 is_attribute_p, check_qualified_type, expr_align,
3505 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3506 int_byte_position, list_length, fields_length, initializer_zerop,
3507 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3508 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3509 tree_node_structure, handled_component_p, get_containing_scope,
3510 decl_function_context, decl_type_context, real_zerop,
3511 type_num_arguments, fit_double_type, really_constant_p,
3512 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3513 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3514 real_twop, real_minus_onep, int_cst_value): Likewise.
3516 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3518 * cfglayout.c (insn_scope, insn_line): Constify.
3519 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3520 const_double_htab_hash, const_double_htab_eq,
3521 mem_attrs_htab_hash): Likewise.
3522 * loop-iv.c (biv_eq): Likewise.
3523 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3524 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3525 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3527 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3528 error_for_asm, warning_for_asm, _fatal_insn,
3529 _fatal_insn_not_found): Likewise.
3530 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3531 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3532 rtl_check_failed_type2, rtl_check_failed_code1,
3533 rtl_check_failed_code2, rtl_check_failed_code_mode,
3534 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3535 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3536 rtl_check_failed_type2, rtl_check_failed_code1,
3537 rtl_check_failed_code2, rtl_check_failed_code_mode,
3538 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3539 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3540 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3541 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3542 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3543 rtx_unstable_p, get_integer_term, get_related_value,
3544 offset_within_block_p, reg_mentioned_p, count_occurrences,
3545 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3546 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3547 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3548 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3549 find_constant_src, find_reg_fusage, find_regno_fusage,
3550 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3551 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3552 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3553 computed_jump_p, auto_inc_p, in_expr_list_p,
3554 remove_node_from_expr_list, loc_mentioned_in_p,
3555 label_is_jump_target_p, reversed_comparison_code_parts,
3556 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3557 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3558 print_inline_rtx): Likewise.
3559 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3560 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3561 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3562 get_integer_term, get_related_value, offset_within_block_p,
3563 count_occurrences, reg_mentioned_p, no_labels_between_p,
3564 reg_used_between_p, reg_referenced_p, single_set_2,
3565 multiple_sets, set_noop_p, refers_to_regno_p,
3566 reg_overlap_mentioned_p, dead_or_set_p,
3567 covers_regno_no_parallel_p, covers_regno_p,
3568 dead_or_set_regno_p, find_reg_note, find_regno_note,
3569 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3570 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3571 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3572 side_effects_p, may_trap_p_1, may_trap_p,
3573 may_trap_after_code_motion_p, may_trap_or_fault_p,
3574 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3575 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3576 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3577 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3578 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3580 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3581 warning_for_asm): Likewise.
3582 * tree.h (print_rtl): Likewise.
3583 * varasm.c (get_pool_mode): Likewise.
3585 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3588 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3589 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3590 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3591 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3592 * ddg.c (compare_sccs): Likewise.
3593 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3594 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3595 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3596 decimal_do_fix_trunc, decimal_real_to_integer,
3597 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3598 * dse.c (const_group_info_t): New.
3599 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3600 * dwarf2out.c (const_dw_die_ref): New.
3601 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3602 * tree-browser.c (TB_parent_eq): Likewise.
3603 * unwind-dw2-fde.c (__register_frame_info_bases,
3604 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3605 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3607 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3608 * unwind-dw2.c (uw_frame_state_for): Likewise.
3609 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3610 * value-prof.h (const_histogram_value): New.
3612 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3614 * config/mips/mips.c (machine_function): Add
3615 initialized_mips16_gp_pseudo_p.
3616 (mips16_gp_pseudo_reg): Do not emit the initialization of
3617 mips16_gp_pseudo_rtx when being called from the gimple cost-
3618 calculation routines; emit it on the first use outside those
3621 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3623 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3626 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3627 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3628 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3629 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3630 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3631 Preserve const-ness of parameters through use of __typeof(),
3632 also constify and tidy.
3634 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3635 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3636 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3637 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3638 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3639 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3640 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3641 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3642 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3644 2007-07-25 Julian Brown <julian@codesourcery.com>
3645 Mark Shinwell <shinwell@codesourcery.com>
3647 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3648 (alpha_mangle_type): This.
3649 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3650 (TARGET_MANGLE_TYPE): Define this instead.
3651 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3652 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3653 (arm_init_neon_builtins): Fix comment.
3654 (arm_mangle_map_entry): New.
3655 (arm_mangle_map): New.
3656 (arm_mangle_type): New.
3657 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3658 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3659 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3660 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3661 (TARGET_MANGLE_TYPE): Define this instead.
3662 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3663 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3664 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3665 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3666 (TARGET_MANGLE_TYPE): Define this instead.
3667 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3669 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3670 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3671 (TARGET_MANGLE_TYPE): Define this instead.
3672 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3673 (s390_mangle_type): This.
3674 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3675 (TARGET_MANGLE_TYPE): Define this instead.
3676 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3677 (sparc_mangle_type): This.
3678 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3679 (TARGET_MANGLE_TYPE): Define this instead.
3680 * cp/mangle.c (write_type): Call mangle_type target hook on all
3681 types before mangling. Use original type, not main variant, as
3683 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3684 (TARGET_MANGLE_TYPE): This.
3685 * target.h (gcc_target): Rename mangle_fundamental_type to
3687 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3688 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3690 2007-07-25 Julian Brown <julian@codesourcery.com>
3691 Paul Brook <paul@codesourcery.com>
3692 Joseph Myers <joseph@codesourcery.com>
3693 Mark Shinwell <shinwell@codesourcery.com>
3695 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3696 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3697 (with_fpu): Allow --with-fpu=neon.
3698 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3699 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3700 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3701 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3702 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3703 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3704 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3705 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3706 (output_move_neon): Add prototypes.
3707 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3708 (all_fpus): Add FPUTYPE_NEON.
3709 (fp_model_for_fpu): Add NEON field.
3710 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3711 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3713 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3715 (thumb2_legitimate_address_p): Likewise.
3716 (neon_valid_immediate): Recognize and prepare constants suitable for
3718 (neon_immediate_valid_for_move): New function. Recognize and prepare
3719 immediates for NEON move instructions.
3720 (neon_immediate_valid_for_logic): New function. Recognize and
3721 prepare immediates for NEON logic instructions.
3722 (neon_output_logic_immediate): New function. Create asm string
3723 suitable for outputting immediate logic instructions.
3724 (neon_pairwise_reduce): New function. Implement reduction using
3725 pairwise operations.
3726 (neon_expand_vector_init): New function. Expand a (possibly
3727 non-constant) vector initialization.
3728 (neon_vector_mem_operand): New function. Memory operands supported
3729 for quad-word loads/stores to/from ARM or NEON registers. Don't
3730 allow base+offset addressing for core regs.
3731 (neon_struct_mem_operand): New function. Valid mems for NEON
3733 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3734 from neon_vector_mem_operand addresses without a secondary register.
3735 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3736 (add_minipool_backward_ref): Likewise.
3737 (dump_minipool): Likewise.
3738 (push_minipool_fix): Likewise.
3739 (output_move_quad): New function. Output quad-word moves, loads and
3740 stores using ARM registers.
3741 (output_move_vfp): Add support for vectors in VFP (NEON) D
3743 (output_move_neon): Output a NEON load/store to/from a quadword
3745 (arm_print_operand): Implement new codes:
3746 - 'c' for unadorned integers (without a # sign).
3747 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3749 - 'e', 'f' for the low and high D parts of a NEON Q register.
3750 - 'q' outputs a NEON Q register.
3751 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3752 - 'T' prints NEON opcode features from a coded bitmask.
3753 - 'F' is similar to T, but signed/unsigned codes both print as
3755 - 't' is similar to T, but 'u' is printed instead of 'p'.
3756 - 'O' prints 'r' if NEON instruction should perform rounding (as
3757 specified by bitmask), else prints nothing.
3758 - '#' is a punctuation character to stop operand numbers from
3759 running together with following digits in the assembler
3760 strings for instructions (when using mode attributes).
3761 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3762 constant vectors in big-endian mode, where necessary.
3763 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3764 Handle EI, OI, CI, XI modes.
3765 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3766 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3767 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3768 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3769 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3771 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3772 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3773 to turn v8qi, etc. into bits defined above.
3774 (neon_itype): New enumeration. Classifications of NEON builtins.
3775 (neon_builtin_datum): Define struct. Contains information about
3776 a single builtin (with multiple modes).
3777 (CF): Define helper macro for...
3778 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3780 (neon_builtin_data): New array. Define information about builtins
3781 for use during initialization/expansion.
3782 (arm_init_neon_builtins): New function.
3783 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3785 (neon_builtin_compare): New function.
3786 (locate_neon_builtin_icode): New function. Find an insn code for a
3787 builtin given a function code for that builtin. Also return type of
3788 builtin (NEON_BINOP, NEON_UNOP etc.).
3789 (builtin_arg): New enumeration. Types of arguments for builtins.
3790 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3791 Takes a variable argument list of builtin_arg types, terminated by
3793 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3794 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3795 (neon_emit_pair_result_insn): New function. Support returning pairs
3796 of vectors via a pointer.
3797 (neon_disambiguate_copy): New function. Set up operands for a
3798 multi-word copy such that registers do not get clobbered.
3799 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3800 ARM_BUILTIN_NEON_BASE.
3801 (arm_file_start): Set float-abi attribute for NEON.
3802 (arm_vector_mode_supported_p): Enable NEON vector modes.
3803 (arm_mangle_map_entry): New.
3804 (arm_mangle_map): New.
3805 (arm_mangle_vector_type): New.
3806 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3808 (TARGET_NEON): New macro. Target supports NEON.
3809 (fputype): Add FPUTYPE_NEON.
3810 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3811 for vectorization based on command-line arg.
3812 (NEON_REGNO_OK_FOR_NREGS): Define.
3813 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3814 (VALID_NEON_STRUCT_MODE): Define.
3815 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3816 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3817 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3818 (consttable_16): Add pattern for outputting 16-byte minipool
3820 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3822 (vec-common.md, neon.md): Include md files.
3823 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3824 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3825 (memory_constraint "Ut", "Un", "Us"): Define.
3826 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3827 (MMX_char): New mode attribute.
3828 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3829 (*add<mode>3_iwmmxt): New insn pattern.
3830 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3831 (*sub<mode>3_iwmmxt): New insn pattern.
3832 (mulv4hi3): Rename to...
3833 (*mulv4hi3_iwmmxt): This.
3834 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3835 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3836 (uminv4hi3, uminv2si3): Remove. Replace with...
3837 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3838 (*umin<mode>3_iwmmxt): These.
3839 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3840 (ashr<mode>3_iwmmxt): This new pattern.
3841 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3842 (lshr<mode>3_iwmmxt): This new pattern.
3843 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3844 (ashl<mode>3_iwmmxt): This new pattern.
3845 * config/arm/neon-docgen.ml: New file. Generate documentation for
3847 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3848 * config/arm/arm_neon.h: New (autogenerated).
3849 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3851 * config/arm/neon.md: New file. Define NEON instructions.
3852 * config/arm/neon.ml: New file. Abstract description of NEON
3853 instructions, used to generate arm_neon.h header, documentation and
3855 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3856 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3858 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3860 (ARM NEON Intrinsics): New subsection.
3861 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3863 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3865 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3868 2007-07-24 Jan Hubicka <jh@suse.cz>
3870 * regclass.c (move_table): New type.
3871 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3872 (init_move_cost): Break out from ...
3873 (init_reg_sets_1): ... here; simplify computation of
3874 have_regs-of_mode and contains_reg_of_mode.
3875 (record_reg_classes): Unswitch internal loops.
3876 (copy_cost): Trigger lazy initialization of move cost
3877 (record_address_regs): Likewise.
3879 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3881 * config/darwin.c (darwin_override_options): Don't force on
3882 flag_var_tracking_uninit when no debug info is requested.
3884 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3886 * cfgloop.c (init_loops_structure): New function.
3887 (flow_loops_find): Create root of the loop tree unconditionally.
3889 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3891 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3893 2007-07-24 Jan Hubicka <jh@suse.cz>
3895 * caller-save.c: Include ggc.h, gt-caller-save.h
3896 (reg_save_code, reg_restore_code): Rename to ...
3897 (cached_reg_save_code, cached_reg_restore_code): ... those.
3898 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3899 (reg_save_code, reg_restore_code): New functions.
3900 (init_caller_save): Do not intialize
3901 reg_save_code/reg_restore_code tables.
3902 * Makefile.in: (gt-caller-save.h): New.
3904 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3906 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3907 with the mode of the original operand instead of
3910 2007-07-23 Jan Hubicka <jH@suse.cz>
3912 * i386.c (ix86_secondary_memory_needed): Break out to...
3913 (inline_secondary_memory_needed): ... here.
3914 (ix86_memory_move_cost): Break out to ...
3915 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3916 maximum of input and output; fix handling of Q_REGS on 64bit.
3917 (ix86_secondary_memory_needed): Microoptimize.
3919 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3921 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3922 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3923 stmts_from_loop, known_dependences_p, build_rdg): New.
3924 * tree-data-ref.h: Depends on graphds.h.
3925 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3926 (build_rdg): Declared.
3927 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3929 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3931 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3934 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3935 Jakub Jelinek <jakub@redhat.com>
3937 PR middle-end/PR28690
3938 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3939 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3940 and MEM_POINTER operands over REG and MEM operands.
3941 (swap_commutative_operands_p): Change return value to bool.
3942 * rtl.h: Update the corresponding prototype.
3943 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3944 instead of gen_rtx_PLUS.
3945 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3946 value to bool. Change function arguments to rtx's and update code
3948 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3949 calls to match the new declaration.
3950 * simplify-rtx.c (simplify_associative_operation): Don't
3951 reorder simplify_binary_operation arguments.
3953 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3955 * config/mips/mips.c (override_options): Use mips_costs to derive
3956 the default branch cost.
3957 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3959 * config/mips/mips.opt (mbranch-cost=): New option.
3960 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3962 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3964 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3965 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3966 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3967 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3969 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3971 * config/mips/constraints.md (ks): New constraint.
3972 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3973 (*add<mode>3_mips16): ...here.
3975 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3977 * optabs.h (enum optab_index): Add new OTI_signbit.
3978 (signbit_optab): Define corresponding macro.
3979 (enum insn_code signbit_optab[]): Remove array.
3980 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3981 (expand_copysign_absneg): If back end provides signbit insn, use it
3982 instead of bit operations on floating point argument.
3983 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3984 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3985 availability of signbit insn.
3987 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3988 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3989 SSE mode is not active.
3990 (isinf<mode>2): Disable for mfpmath=sse,387.
3992 2007-07-22 Ben Elliston <bje@au.ibm.com>
3994 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3996 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3998 2007-07-20 Richard Guenther <rguenther@suse.de>
4000 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4001 integral typed condition.
4002 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4003 booleanness. Only preserve conversions from a non-base
4004 type to a base type, not in general between types with
4005 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4006 * tree.def (COND_EXPR): Document that the condition
4007 can be of any integral type.
4009 2007-07-20 Nigel Stephens <nigel@mips.com>
4010 Richard Sandiford <richard@codesourcery.com>
4012 * config/mips/mips.h (mips_dwarf_regno): Declare.
4013 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4014 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4015 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4016 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4017 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4018 (REG_CLASS_NAMES): Update accordingly.
4019 * config/mips/mips.c (mips_dwarf_regno): New array.
4020 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4021 (mips_subword): Remove special handling for accumulator registers.
4022 (override_options): Initiailize mips_dwarf_regno. Remove use
4024 (mips_swap_registers): New function.
4025 (mips_conditional_register_usage): Swap accumulator registers
4026 around if TARGET_LITTLE_ENDIAN.
4027 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4028 * config/mips/constraints.md (h, l): Use the endianness to choose
4029 between MD0_REG and MD1_REG.
4030 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4031 alternative-dependent template.
4033 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4035 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4038 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4040 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4041 predecessor fallthru flags.
4043 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4045 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4046 of compare to the same type.
4047 * cfgloopmanip.c (add_loop): Update information about loop exits.
4048 (loop_version): Remove the innermost loop requirement.
4049 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4050 to sizetype for pointers.
4052 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4054 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4055 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4056 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4058 * config/dfp-bit.c: Empty for TFmode conversions.
4060 2007-07-18 Caroline Tice <ctice@apple.com>
4062 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4063 and handle them correctly; check that src is not NULL before
4065 (find_src_set_src): Likewise.
4067 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4069 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4070 (struct alignment_context, init_alignment_context): New.
4071 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4072 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4073 (XCHAL_HAVE_S32C1I): Likewise.
4074 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4075 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4076 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4077 (ATOMIC, HQI): New macros.
4078 (memory_barrier, *memory_barrier): New.
4079 (sync_lock_releasesi): New.
4080 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4081 (sync_lock_test_and_set<mode>): New.
4082 (sync_<atomic><mode>): New.
4083 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4084 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4085 (xtensa_expand_atomic): New.
4087 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4091 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4092 transformation for builtin ISNORMAL.
4093 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4094 * builtins.def (BUILT_IN_ISNORMAL): New.
4095 * doc/extend.texi: Document isnormal.
4097 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4102 optabs infrastructure. Provide generic implementation for
4104 (expand_builtin): Handle FINITE/ISFINITE.
4105 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4106 (fold_builtin_1): Likewise.
4108 * builtins.def (BUILT_IN_ISFINITE): New.
4110 * doc/extend.texi: Document isfinite.
4112 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4118 generic fallback for isinf.
4119 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4120 calculation code ...
4121 * real.c (get_max_float): ... to here.
4122 * real.h (get_max_float): New.
4124 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4128 * builtin-attrs.def (ATTR_TYPEGENERIC,
4129 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4131 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4132 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4133 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4134 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4136 * c-common.c (handle_type_generic_attribute): New.
4137 (c_common_attribute_table): Add "type generic".
4139 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4141 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4143 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4144 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4147 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4150 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4151 checking that the operand is an expression.
4153 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4154 Danny Smith <dannysmith@users.sourceforge.net>
4157 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4158 file mapping object in local namespace if Windows version later
4161 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4163 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4164 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4165 arm_cannot_force_const_mem.
4166 (arm_cannot_force_const_mem): New function.
4167 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4168 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4169 of arm_tls_referenced_p.
4170 * config/arm/arm.md (movsi): Split out-of-section constants when
4171 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4172 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4174 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4176 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4178 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4180 * config/mips/mips.md (*extendqihi2): Convert the destination
4183 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4185 * config/pa/fptr.c: Update license header.
4186 * config/pa/milli64.S: Likewise.
4188 2007-07-17 Nick Clifton <nickc@redhat.com>
4190 * COPYING_v3: New file. Contains version 3 of the GNU General
4192 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4193 Lesser General Public License.
4194 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4195 the GNU General Public License.
4197 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4199 PR rtl-optimization/32773
4200 * cfglayout.c (force_one_exit_fallthru): New function.
4201 (cfg_layout_finalize): Use it.
4203 2007-07-16 Richard Guenther <rguenther@suse.de>
4204 Uros Bizjak <ubizjak@gmail.com>
4206 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4207 before forcing it to gimple operand.
4209 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4210 David Ung <davidu@mips.com>
4212 * config/mips/mips.h (TUNE_24K): Define.
4213 (TUNE_MACC_CHAINS): Add TUNE_24K.
4214 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4216 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4217 (r74k_int_madd): .. this new reservation.
4218 (define_bypass): Fixed bypasses for r74k_int_madd to use
4220 * config/mips/24k.md (define_bypass): Define new
4221 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4223 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4224 Nigel Stephens <nigel@mips.com>
4226 * config/mips/mips.md: Include 20kc.md.
4227 * config/mips/20kc.md: New file.
4228 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4229 (mips_adjust_cost): Tweak for 20Kc.
4230 (mips_issue_rate): Likewise.
4231 * config/mips/mips.h (TUNE_20KC): Define.
4233 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4235 * config/rs6000/rs6000.c (struct processor_cost): Add
4236 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4238 (*_cost): Add cache information.
4239 (rs6000_override_options): Set cache parameters.
4241 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4244 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4245 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4247 2007-07-16 Paul Brook <paul@codesourcery.com>
4250 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4251 (cirrus_thumb2_movsi_insn): Ditto.
4253 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4255 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4258 2007-07-15 Andrew Haley <aph@redhat.com>
4260 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4261 before looking in the context.
4263 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4267 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4268 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4269 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4270 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4271 to generate .CALLINFO statement.
4272 (hppa_expand_prologue): Set rp_saved.
4273 (hppa_expand_epilogue): Use rp_saved.
4274 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4275 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4277 2007-07-14 Dirk Mueller <dmueller@suse.de>
4279 * omega.c (coalesce): Fix memory leak on early exit.
4280 * matrix-reorg.c (check_allocation_function): Likewise.
4281 * tree-vect-transform.c (vect_get_new_vect_var): free result
4283 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4284 pass pointer to edge vector
4285 (partition_hot_cold_basic_blocks): Fix memory leak.
4286 * collect2.c (prefix_from_string): Free temporary storage.
4287 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4289 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4291 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4292 (DO_GLOBAL_DTORS_BODY): Likewise.
4294 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4295 Nigel Stephens <nigel@mips.com>
4297 * config/mips/mips.c (mips_classify_symbol): Don't return
4298 SYMBOL_SMALL_DATA for constant pool addresses if
4299 TARGET_EMBEDDED_DATA is true.
4301 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4304 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4305 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4306 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4307 __builtin_ia32_storehps, __builtin_ia32_storelps,
4308 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4309 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4310 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4311 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4312 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4313 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4314 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4315 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4316 using def_builtin_const.
4318 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4320 PR tree-optimization/32705
4321 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4322 (simplify_binary_expression): Use SSA_VAL consistently.
4324 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4326 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4327 (SPEFSCR_REGNO): Delete definition.
4328 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4329 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4330 * config/rs6000/rs6000.h: Do not define *_REGNO.
4331 LINK_REGISTER_REGNUM -> LR_REGNO.
4332 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4333 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4334 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4335 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4336 R_VRSAVE, R_VSCR. Use them.
4337 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4338 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4339 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4340 * config/rs6000/aix.h: Define R_LR. Use it.
4342 2007-07-13 Caroline Tice <ctice@apple.com>
4344 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4345 flag_var_tracking is explicitly turned off (i.e. when variable
4346 tracking is not feasible); otherwise, turn flag_var_tracking on when
4347 flag_var_tracking_uninit is on.
4348 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4349 note definitions, to allow recording of initialization status in the
4351 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4352 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4353 determine if two note locations are equal.
4354 (output_loc_list): Don't output list entries whose start & end labels
4356 (reg_loc_descriptor): Add parameter for initialization status; pass it
4357 to other loc descriptor functions.
4358 (one_reg_loc_descriptor): Add parameter for initialization status;
4359 check its value and add DW_OP_GNU_uninit to returned loc descr if
4361 (multiple_reg_loc_descriptor): Add parameter for initialization
4363 pass init status argument to other loc descriptor functions; check
4364 value of intialization parameter and add DW_OP_GNU_uninit to returned
4365 loc descr if appropriate.
4366 (based_loc_descr): Add parameter for initialization status; add new
4367 variable for return value; check value of initialization parameter and
4368 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4369 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4370 pass init status argument to other loc descriptor functions; check
4371 value of intialization parameter and add DW_OP_GNU_uninit to returned
4372 loc descr if appropriate.
4373 (mem_loc_descriptor): Likewise.
4374 (concat_loc_descriptor): Likewise.
4375 (concatn_loc_descriptor): Likewise.
4376 (loc_descriptor): Add parameter for initialization status; pass it as
4377 argument to other loc descriptor function calls.
4378 (loc_descriptor_from_tree_1): Add appropriate initialization status
4379 to loc descriptor function calls.
4380 (add_location_or_const_value_attribute): Get initialization status
4381 from VAR_LOCATION note; add initialization status to loc descriptor
4383 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4384 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4385 status is uninitialized, add "[uninint]" to output.
4386 * common.opt (fvar-tracking-uninit): New option, similar to
4387 fvar-tracking, to turn on tracking of uninitialized variables; creates
4388 a new global flag, flag_var_tracking_uninit.
4389 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4390 (enum var_init_status): New type, for var initialization status field.
4391 * var-tracking.c (struct location_chain_def): Two new fields, init,
4392 for initialization status, and set_src for the assignment value expr.
4393 (unshare_variable): New parameter for initialization status;
4394 initialize new init and set_src fields.
4395 (var_reg_set): New parameters for initialization status and value;
4396 pass them to set_variable_part.
4397 (var_mem_set): Likewise.
4398 (get_init_value): New function.
4399 (var_reg_delete_and_set): New initialization status & value
4400 parameters; add call to get_init_value if status is unknown; pass new
4401 parameters to clobber_variable_part and var_reg_set.
4402 (var_mem_delete_and_set): Likewise.
4403 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4404 (var_mem_delete): Likewise.
4405 (variable_union): Pass status to unshare_variable; initialize new init
4406 and set_src fields. If flag_var_tracking_uninit is not set, force
4407 status to initialized.
4408 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4409 used later to get the set_src value.
4410 (find_src_status): New function.
4411 (find_src_set_src): New function.
4412 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4413 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4414 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4415 and var_mem_delete_and_set.
4416 (dump_variable): Print out "[uninit]" if appropriate.
4417 (set_variable_part): Add new initialization and set_src parameters;
4418 pass status to unshare_variable; set node->init and node- >set_src
4419 fields and modify slot in hash table appropriately; save the init and
4420 set_src values if appropriate and assign to the new node.
4421 (clobber_variable_part): New set_src parameter; if two nodes have
4422 same variable and same location but different set_src (assignment)
4423 values, clobber old node.
4424 (delete_variable_part): Pass init status to unshare_variable.
4425 (emit_note_insn_var_location): Add initialized var; assign var's init
4426 status to new 'initialized'; pass new init status field to calls to
4427 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4428 status to initialized.
4429 (emit_notes_in_bb): Pass initialization status to calls to
4430 var_reg_set, var_mem_set, var_reg_delete_and_set and
4431 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4432 var_reg_delete_and_set and var_mem_delete_and_set; call
4433 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4434 make up for change in add_stores.
4435 (vt_add_function_parameters): Add status to calls to
4437 * config/darwin.c (darwin_override_options): Turn on uninitialized
4438 tracking automatically, if var_tracking is on and the system is
4441 2007-07-13 Sa Liu <saliu@de.ibm.com>
4443 * config.gcc: Add options for arch and tune on SPU.
4444 * config/spu/predicates.md: Add constant operands 0 and 1.
4445 * config/spu/spu-builtins.def: Add builtins for double precision
4446 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4447 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4449 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4451 * config/spu/spu-protos.h: Add new function prototypes.
4452 * config/spu/spu.c (spu_override_options): Check options -march and
4454 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4455 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4457 (spu_const_from_int): New. Create a vector constant from 4 ints.
4458 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4459 (spu_emit_vector_compare): New. Emit vector compare.
4460 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4461 * config/spu/spu.h: Add options -march and -mtune. Define processor
4462 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4463 CANONICALIZE_COMPARISON.
4464 * config/spu/spu.md: Add new insns for double precision compare
4465 and double precision vector compare. Add vcond and smax/smin patterns
4466 to enable DFmode vector conditional expression.
4467 * config/spu/spu.opt: Add options -march and -mtune.
4468 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4469 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4470 both CELL and CELLEDP targets: spu_testsv.
4471 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4474 2007-07-13 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/32721
4477 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4478 TREE_THIS_VOLATILE on the folded reference.
4479 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4480 if the array reference has TREE_THIS_VOLATILE set.
4482 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4485 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4487 2007-07-13 Andreas Schwab <schwab@suse.de>
4489 * gengtype-lex.l: Allow declarations to be indented.
4491 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4493 * ginclude/tgmath.h: New.
4494 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4495 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4496 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4497 * configure: Regenerate.
4499 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4501 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4502 correct index when setting register save state for xd
4505 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4507 * config/sh/sh.c (mark_use): Remove.
4509 2007-07-12 Paul Brook <paul@codesourcery.com>
4511 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4512 reg does not overlap return value.
4514 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4516 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4517 (set_expression_vuses): Ditto.
4518 (init_pre): Initialize expression_vuses.
4520 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4522 * config/i386/sse.md (storentdf, storentsf): New.
4524 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4526 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4528 * tree.c (build_decl_stat): Move code from here...
4529 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4530 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4531 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4532 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4533 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4536 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4537 Devang Patel <dpatel@apple.com>
4539 PR tree-optimization/25413
4540 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4541 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4542 * tree.h (contains_packed_reference): New.
4543 * expr.c (contains_packed_reference): New.
4544 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4545 (vect_enhance_data_refs_alignment): Call
4546 vector_alignment_reachable_p.
4547 * target.h (vector_alignment_reachable): New builtin.
4548 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4549 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4550 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4552 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4554 * target.h (builtin_vectorization_cost): Add new target builtin.
4555 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4556 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4557 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4558 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4559 uninitialized variables.
4560 * tree-vect-transform.c (cost_for_stmt): New function.
4561 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4562 using cost 1 for all scalar stmts. Be less conservative when
4563 estimating the number of prologue/epulogue iterations. Call
4564 targetm.vectorize.builtin_vectorization_cost. Return
4565 min_profitable_iters-1.
4566 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4567 initialization cost instead of TARG_VEC_STMT_COST. Use
4568 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4569 epilogue code. Fix epilogue cost computation.
4570 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4571 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4572 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4573 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4574 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4575 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4577 2007-07-12 Richard Guenther <rguenther@suse.de>
4579 * gimplify.c (gimplify_conversion): Make sure that the result
4580 from maybe_fold_offset_to_reference is trivially convertible
4581 to the desired type before doing the simplification.
4582 (gimplify_expr): Likewise.
4583 * fold-const.c (fold_binary): Use the correct types for
4584 building the simplified expression.
4586 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4588 PR rtl-optimization/32729
4589 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4590 that fallthru to exit.
4592 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4594 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4595 (symDTPOFF2reg): Likewise.
4597 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4599 PR tree-optimization/32663
4601 * tree.h (VALUE_HANDLE_VUSES): Remove.
4602 (struct tree_value_handle): Remove vuses.
4604 * tree-vn.c (create_value_handle_for_expr): Don't set
4607 * tree-ssa-pre.c (expression_vuses): New.
4608 (alloc_expression_id): Set up expression_vuses.
4609 (get_expression_vuses): New.
4610 (set_expression_vuses): Ditto.
4611 (clear_expression_ids): Modify for expression_vuses.
4612 (phi_translate_1): Ditto.
4613 (phi_translate_set): Ditto.
4614 (value_dies_in_block_x): Ditto
4615 (valid_in_sets): Ditto.
4616 (add_to_sets): Ditto.
4617 (find_existing_value_expr): Ditto.
4618 (create_value_handle_for_expr): Ditto.
4619 (make_values_for_stmt): Ditto.
4620 (vuse_equiv): Remove.
4622 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4624 * Makefile.in (mostlyclean): Remove object files.
4626 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4628 * toplev.c (no_new_pseudos): Deleted.
4629 * rtl.h (no_new_pseudos): Deleted.
4630 * tree-pass.h (pass_no_new_pseudos): Deleted.
4631 * passes.c (pass_no_new_pseudos): Deleted.
4632 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4633 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4634 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4636 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4637 * rtlhooks.c (gen_lowpart_general): Ditto.
4638 * optabs.c (prepare_operand): Ditto.
4639 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4641 * modulo-sched.c (rest_of_handle_sms): Ditto.
4642 * see.c (rest_of_handle_see): Ditto.
4643 * ifcvt.c (if_convert): Ditto.
4644 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4646 * init-regs.c (gate_initialize_regs): Deleted set of
4648 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4649 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4650 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4652 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4656 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4657 (*vec_extractv2di_1_rex64): New insn pattern.
4659 2007-07-11 David Daney <ddaney@avtrex.com>
4661 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4662 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4663 for SIGNAL_UNWIND_RETURN_COLUMN.
4664 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4665 (DWARF_FRAME_REGNUM): Rewrite.
4666 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4668 2007-07-11 Nick Clifton <nickc@redhat.com>
4670 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4671 delta and use gen_int_mode in place of GET_INT instead.
4673 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4675 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4678 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4680 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4681 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4683 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4684 (USE_CANONICAL_TYPES): New.
4685 * doc/invoke.texi (verify-canonical-types): Remove.
4686 (use-canonical-types): Add.
4688 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4690 * config/spu/spu.c (spu_optimization_options): Remove setting of
4691 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4692 (spu_override_options): Move it here.
4694 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4696 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4697 * config/mips/mips.c (mips_cpu_info_table): Mention
4698 MIPS_ISA_LEVEL_SPEC in the comment.
4700 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4702 PR tree-optimization/32713
4703 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4705 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4708 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4709 conditional to flag_isoc99.
4710 (c_common_init_options): Do it here, unconditionally.
4712 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4714 PR tree-optimization/32589
4715 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4716 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4717 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4718 predicate, extracted from...
4719 (set_rhs): ...here. Call it for the expression on entry.
4720 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4721 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4722 (simplify_binary_expression): Use valid_gimple_expression_p
4723 to validate the simplification.
4724 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4726 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4728 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4729 DWARF2_DEBUG on 32 bit target too.
4730 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4732 2007-07-11 Nick Clifton <nickc@redhat.com>
4734 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4735 version for 64-bit hosts.
4737 2007-07-10 David Daney <ddaney@avtrex.com>
4739 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4741 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4743 * config/mips/mips.c (mips_expand_synci_loop): New function.
4744 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4745 (UNSPEC_RDHWR): Same.
4746 (UNSPEC_SYNCI): Same.
4747 (UNSPEC_SYNC): Same.
4748 (clear_cache): New expand.
4752 (clear_hazard): Same.
4753 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4755 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4756 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4758 2007-07-10 Ian Lance Taylor <iant@google.com>
4760 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4763 2007-07-10 David Daney <ddaney@avtrex.com>
4765 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4766 * builtins.c (expand_builtin___clear_cache): New function.
4767 (expand_builtin): Call expand_builtin___clear_cache for
4768 BUILT_IN_CLEAR_CACHE case.
4769 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4770 * doc/md.texi (clear_cache): Document new instruction pattern.
4771 * testsuite/gcc.dg/builtins-64.c: New test.
4773 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4775 * config/cris/cris.md ("movsi"): Fix typo in last change.
4777 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4780 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4782 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4783 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4784 for FUNCTION_DECLs. Don't use align_functions_log if
4786 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4787 even for FUNCTION_DECLs.
4788 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4790 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4791 (DECL_FUNCTION_CODE): Update for new location and name of
4793 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4794 (struct tree_decl_common): Move 'align' and 'off_align' out
4795 of union, ensure they're still on a 32-bit boundary. Remove
4796 other fields in union 'u1'.
4797 (struct tree_function_decl): Add field 'function_code' replacing
4798 'u1.f' in tree_decl_common.
4799 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4800 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4801 (Variable Attributes): Cross-reference 'aligned' attribute
4802 to Function Attributes.
4803 * flags.h (force_align_functions_log): Delete.
4804 * toplev.c (force_align_functions_log): Delete.
4806 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4810 (*vec_concatv2di_rex): New insn pattern.
4812 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4815 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4817 2007-07-10 Ian Lance Taylor <iant@google.com>
4819 Replace no_new_pseudos in backends.
4820 * rtl.h (can_create_pseudo_p): Define.
4821 * config/darwin.c (machopic_indirect_data_reference): Use
4822 can_create_pseudo_p () instead of no_new_pseudos.
4823 (machopic_indirect_data_reference): Likewise.
4824 (machopic_legitimize_pic_address): Likewise.
4825 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4826 (alpha_emit_set_const_1): Likewise.
4827 (alpha_emit_set_const): Likewise.
4828 (alpha_emit_conditional_move): Likewise.
4829 (alpha_split_conditional_move): Likewise.
4830 * config/alpha/alpha.md (various splitters): Likewise.
4832 * config/arm/arm.c (legitimize_pic_address): Likewise.
4833 (arm_load_pic_register): Likewise.
4834 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4835 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4836 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4837 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4838 * config/cris/cris.md (movsi): Likewise.
4839 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4840 (symGOTOFF2reg_hilo): Likewise.
4841 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4842 * config/h8300/h8300.md (insv, extzv): Likewise.
4843 * config/i386/i386.c (ix86_expand_move): Likewise.
4844 (ix86_expand_vector_move): Likewise.
4845 (ix86_prepare_fp_compare_args): Likewise.
4846 (ix86_expand_carry_flag_compare): Likewise.
4847 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4848 (tls_dynamic_gnu2_combine_32): Likewise.
4849 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4850 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4851 (ia64_expand_movxf_movrf): Likewise.
4852 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4853 (m32c_split_move): Likewise.
4854 (m32c_expand_insv): Likewise.
4855 * config/m68k/m68k.md (movsi): Likewise.
4856 * config/mips/mips.c (mips_force_temporary): Likewise.
4857 (mips_split_symbol): Likewise.
4858 (mips_move_integer): Likewise.
4859 (mips_legitimize_const_move): Likewise.
4860 * config/mn10300/mn10300.md (movsi): Likewise.
4861 * config/pa/pa.c (emit_move_sequence): Likewise.
4862 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4863 (rs6000_got_register): Likewise.
4864 (create_TOC_reference): Likewise.
4865 (rs6000_machopic_legitimize_pic_address): Likewise.
4866 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4867 (various splitters): Likewise.
4868 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4869 (movsi_got): Likewise.
4870 * config/s390/s390.c (emit_symbolic_move): Likewise.
4871 * config/s390/s390.md (movhi, movqi): Likewise.
4872 (load_multiple, store_multiple): Likewise.
4873 * config/score/score.c (score_force_temporary): Likewise.
4874 * config/sh/sh.c (prepare_move_operands): Likewise.
4875 (prepare_cbranch_operands): Likewise.
4876 (emit_fpu_switch): Likewise.
4877 (fpscr_set_from_mem): Likewise.
4878 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4879 (adddi3, subsi3): Likewise.
4880 (various splitters): Likewise.
4881 (divsi_inv_fp_combine): Likewise.
4882 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4883 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4885 * config/sh/predicates.md (xor_operand): Likewise.
4886 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4887 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4888 (movdi_pic_label_ref): Likewise.
4889 * config/spu/spu.c (spu_split_immediate): Likewise.
4890 * config/alpha/alpha.md (various splitters): Remove test
4891 !no_new_pseudos || reload_completed.
4892 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4894 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4895 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4896 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4897 * config/score/score.c (th_output_mi_thunk): Likewise.
4898 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4899 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4901 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4903 PR rtl-optimization/32664
4904 * mode-switching.c (create_pre_exit): Skip barrier insns.
4906 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4908 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4909 force_gimple_operand_bsi.
4910 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4911 rewrite_use_compare): Ditto.
4912 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4914 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4915 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4916 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4917 * tree-profile.c (prepare_instrumented_value,
4918 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4919 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4920 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4921 tree_gen_ior_profiler): Ditto.
4922 * tree-ssa-reassoc.c (negate_value): Ditto.
4923 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4924 Use force_gimple_operand_bsi.
4925 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4926 * tree-if-conv.c (add_to_dst_predicate_list,
4927 find_phi_replacement_condition): Ditto.
4928 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4929 Call mark_symbols_for_renaming for new statements.
4930 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4932 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4934 * cfghooks.c (remove_edge): New function.
4935 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4937 * cfghooks.h (remove_edge): Declare.
4938 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4939 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4941 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4943 * optabs.h: Added declaration for signbit_optab.
4944 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4945 * genoptinit.c (optabs): Added entry for signbit insns.
4946 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4948 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4949 * config/s390/s390.md (signbit<mode>2): New expander.
4951 2007-07-09 Richard Guenther <rguenther@suse.de>
4954 * fold-const.c (fold_plusminus_mult_expr): Move constant
4955 arguments second to allow decomposing.
4957 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4960 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4962 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4963 Disregard DECL_FROM_INLINE.
4965 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4968 * doc/invoke.texi: Add ftree-reassoc flag.
4969 * common.opt (ftree-reassoc): New flag.
4970 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4971 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4973 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4975 PR tree-optimization/32681
4976 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4977 saved in second_edge->aux when first_bb is a loop header.
4979 2007-07-09 Jan HUbicka <jh@suse.cz>
4981 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4983 2007-07-09 Richard Guenther <rguenther@suse.de>
4985 * c-decl.c (start_function): Do not promote return type.
4987 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4989 * function.c (do_warn_unused_parameter): Do not warn if
4990 TREE_NO_WARNING is set.
4992 2007-07-08 Andreas Schwab <schwab@suse.de>
4994 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4996 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4999 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5001 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5002 apply to assembly language, too.
5003 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5005 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5007 Revert (note the sccvn portions are *not* reverted)
5008 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5010 Fix PR tree-optimization/23488
5012 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5014 * tree-flow-inline.h (get_value_handle): Ditto.
5015 * tree-ssa-pre.c (decl_vh_map): New.
5016 (decl_node_pool): New.
5017 (can_value_number_operation): Support DECL_P.
5018 (can_PRE_operation): Ditto.
5019 (create_expression_by_pieces): Ditto.
5020 (find_existing_value_expr): Modify to differnetiate between
5021 addressing and top level.
5022 (create_value_handle_for_expr): Handle DECL's.
5023 (poolify_tree): Ditto.
5024 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5025 (make_values_for_stmt): Handle DECL's properly.
5026 (init_pre): Reorg to not init useless things during FRE.
5028 * tree-flow.h: Include pointer-set.h.
5029 (decl_vh_map): Declare.
5030 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5032 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5034 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5035 the constraint description.
5036 * doc/md.texi: Update documentation of AVR constraints.
5038 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5040 * auto-inc-dec.c, config/arm/arm.c,
5041 config/m32r/constraints.md, config/mips/mips.md,
5042 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5043 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5044 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5045 typos. Follow spelling conventions.
5046 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5048 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5049 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5051 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5052 realloc_vuse): Remove.
5053 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5056 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5058 Fix PR tree-optimization/23488
5060 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5061 (try_to_simplify): Ditto.
5063 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5065 * tree-flow-inline.h (get_value_handle): Ditto.
5066 * tree-ssa-pre.c (decl_vh_map): New.
5067 (decl_node_pool): New.
5068 (can_value_number_operation): Support DECL_P.
5069 (can_PRE_operation): Ditto.
5070 (create_expression_by_pieces): Ditto.
5071 (find_existing_value_expr): Modify to differnetiate between
5072 addressing and top level.
5073 (create_value_handle_for_expr): Handle DECL's.
5074 (poolify_tree): Ditto.
5075 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5076 (make_values_for_stmt): Handle DECL's properly.
5077 (init_pre): Reorg to not init useless things during FRE.
5079 * tree-flow.h: Include pointer-set.h.
5080 (decl_vh_map): Declare.
5081 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5083 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5085 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5086 apply to assembly language, too.
5087 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5089 2007-07-06 Ian Lance Taylor <iant@google.com>
5090 Zack Weinberg <zackw@panix.com>
5093 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5095 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5097 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5098 (prefetch): Likewise if "pref" would be used.
5100 2007-07-06 Josh Conner <jconner@apple.com>
5104 * calls.c (store_one_arg): Handle arguments which are partially
5105 on the stack when detecting argument overlap.
5107 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5109 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5110 chosen during find_reloads.
5112 2007-07-06 Richard Guenther <rguenther@suse.de>
5114 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5115 TYPE_ARG_TYPES for verification of argument types. Use
5116 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5117 parameters as variable arguments.
5119 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5121 * libgcc2.h (word_type): Type definition removed.
5122 (cmp_return_type, shift_count_type): Type definitions added.
5123 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5124 replaced with shift_count_type.
5125 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5127 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5128 changed from word_type to Wtype.
5129 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5130 replaced with shift_count_type.
5131 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5133 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5134 and libgcc_shift_count attribute added.
5135 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5136 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5137 (TARGET_INITIALIZER): New target hooks added.
5138 * targhooks.c (default_libgcc_cmp_return_mode,
5139 default_libgcc_shift_count_mode): Default implementations for the new
5141 * targhooks.h (default_libgcc_cmp_return_mode,
5142 default_libgcc_shift_count_mode): Function prototypes added.
5143 * target.h (struct gcc_target): Fields for the new target hooks added.
5144 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5146 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5149 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5150 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5152 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5153 s390_libgcc_shift_count_mode): Functions added.
5154 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5155 Target hooks defined.
5157 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5159 * config/mips/mips.c (compute_frame_size): Restore the original
5160 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5161 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5162 Document why the difference is needed.
5164 2007-07-06 Richard Guenther <rguenther@suse.de>
5166 * c-common.c (boolean_increment): Use correctly typed
5169 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5171 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5172 the topmost argument register is not also included in the save mask.
5173 (mips16e_collect_argument_save_p): Take a pointer to the argument
5174 register, rather than a pointer to the number of arguments.
5175 (mips16e_collect_argument_saves): Only include argument saves
5176 that aren't in the register mask.
5178 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5180 PR rtl-optimization/32450
5181 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5182 to ensure that instructions are not moved into the prologue when
5183 profiling is on. Remove unused prologue_end variable.
5184 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5185 as a scheduling barrier.
5187 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5190 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5191 Disregard DECL_FROM_INLINE.
5193 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5195 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5196 IORing with a constant.
5198 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5200 PR rtl-optimization/32475
5201 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5202 for every definition of the stack pointer.
5204 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5206 * arm.c (vfp3_const_double_index): Copy signed results of
5207 REAL_VALUE_TO_INT into unsigned vars.
5209 2007-07-05 Richard Guenther <rguenther@suse.de>
5212 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5214 * tree-ssa.c (useless_type_conversion_p): Check canonical
5217 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5219 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5220 zero_extendhisi2): Change to define_insn_and_split.
5221 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5223 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5225 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5226 pass_match_asm_constraints): New.
5227 * passes.c (init_optimization_passes): Add new pass.
5228 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5229 * function.h (struct function): Add has_asm_statement bit.
5230 (current_function_has_asm_statement): New.
5231 * tree-pass.h (pass_match_asm_constraints): New.
5233 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5235 * config/mips/mips.c (mips_file_start): Avoid declaration
5238 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5240 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5242 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5244 * rtl.def (NOTE): Change print format string to print
5245 operand 5 as a note insn name.
5247 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5248 David Ung <davidu@mips.com>
5250 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5251 * doc/invoke.texi: (MIPS Options): Document them.
5253 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5254 David Ung <davidu@mips.com>
5256 Add support for SmartMIPS ASE.
5258 * optabs.c (expand_binop_directly): New, broken out from...
5259 (expand_binop): Here. Make it try rotating in the other
5260 direction even when the second operand isn't constant.
5261 * config/mips/mips.md (*lwxs): New.
5262 * config/mips/mips.opt (msmartmips): New.
5263 * config/mips/mips.c (mips_lwxs_address_p): New.
5264 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5265 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5266 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5267 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5268 (ISA_HAS_LWXS): New.
5269 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5270 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5271 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5272 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5273 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5274 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5275 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5277 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5279 * tree-vectorizer.c (new_loop_vec_info): Initialize
5280 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5281 * tree-vectorizer.h (_loop_vec_info): Added new filed
5282 min_profitable_iters.
5283 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5284 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5285 * tree-vect-analyze.c (vect_analyze_operations): Set
5286 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5287 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5288 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5289 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5290 and prologue cost to after they are computed.
5291 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5293 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5294 of creating vectors from scalars according to dt.
5295 (vect_model_store_cost): Likewise.
5296 (vectorizable_call): Use dt array instead of scalar dt. Call
5297 vect_model_simple_cost with additional argument dt.
5298 (vectorizable_assignment): Likewise.
5299 (vectorizable_operation): Likewise.
5300 (vectorizable_type_demotion): Likewise.
5301 (vectorizable_type_promotion): Likewise.
5302 (vectorizable_store): Use dt array instead of scalar dt. Call
5303 vect_model_store_cost with additional argument dt.
5304 (vect_do_peeling_for_loop_bound): Don't call
5305 vect_estimate_min_profitable_iters. Instead, lookup
5306 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5307 "may not be profitable".
5309 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5312 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5313 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5314 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5315 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5317 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5319 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5320 addressing modes cheaper.
5322 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5324 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5325 (dw_ranges_struct): Rename block_num to num. Adjust.
5326 (dw_ranges_by_label_struct): New.
5327 (ranges_by_label, ranges_by_label_allocated,
5328 ranges_by_label_in_use): New variables.
5329 (add_ranges_num): Factored most of the code out of...
5330 (add_ranges): ... this one. Rewrite in terms of the former.
5331 (add_ranges_by_labels): New.
5332 (output_ranges): Output by-label ranges.
5333 (dwarf2out_finish): Output range for multiple-section
5334 compile_unit. Output standard DW_AT_low_pc in addition to
5335 unexpected DW_AT_entry_pc.
5337 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5339 PR tree-optimization/32604
5340 PR tree-optimization/32606
5342 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5343 (compute_antic_safe): Removed.
5344 (ANTIC_SAFE_LOADS): Ditto.
5345 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5346 (execute_pre): Don't call compute_antic_safe.
5347 (vuse_equiv): New function.
5348 (make_values_for_stmt): Use it
5349 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5352 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5355 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5357 (avr_attribute_table): Make "naked" attribute apply to function types
5358 rather than to decls.
5359 (avr_handle_fntype_attribute): New function.
5361 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5363 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5366 2007-07-04 David Ung <davidu@mips.com>
5367 Joseph Myers <joseph@codesourcery.com>
5369 * config/mips/mips.md (type): Add logical, signext and move.
5370 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5371 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5372 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5373 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5374 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5375 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5376 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5377 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5378 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5379 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5380 movv2sf_hardfloat_64bit): Use the new types.
5381 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5382 *movdf_softfloat, *movdf_mips16): Use "multi".
5383 (extendqihi2): Replace with a define_expand.
5384 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5385 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5386 * config/mips/74k.md (r74k_int_logical): New reservation and
5388 (r74k_int_arith): Remove "slt".
5389 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5390 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5391 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5392 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5393 reservations for "arith".
5395 2007-07-04 Richard Guenther <rguenther@suse.de>
5397 * tree-ssa.c (useless_type_conversion_p): Add handling for
5398 scalar float and vector types. Only call the types_compatible_p
5399 langhook for aggregate types as last resort. Follow the
5402 2007-07-04 Richard Guenther <rguenther@suse.de>
5404 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5405 the same as NOP_EXPR.
5407 2007-07-04 Nick Clifton <nickc@redhat.com>
5409 * target.h (struct gcc_target): Add target_help field.
5410 * target-def.h (TARGET_HELP): New.
5411 (TARGET_INITIALIZER): Use TARGET_HELP.
5412 * opts.c (command_handle_option): Invoke target_help function, if
5413 defined, when the user has specified --target-help on the command
5415 * doc/invoke.texi: Mention that --target-help might print
5416 additional information.
5417 * doc/tm.texi: Document TARGET_HELP hook.
5419 * arm.c (TARGET_HELP): Override default definition.
5420 (arm_target_help): New - display a wrapped list of cores and
5421 architectures supported.
5423 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5425 * config/v850/v850.c (expand_prologue): Make sure
5426 GEN_INT() argument is sign extended rather than zero extended.
5427 (expand_epilogue): Likewise.
5428 (output_move_double): Delete.
5429 * config/v850/v850-protos.h (output_move_double): Delete.
5430 * config/v850/v850.md (movdi): Delete.
5431 (*movdi_internal): Delete.
5433 (*movdf_internal): Delete.
5435 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5437 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5438 unless compiling RTP PIC.
5440 2007-07-04 Richard Guenther <rguenther@suse.de>
5442 PR tree-optimization/32482
5443 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5444 original ssa name if we didn't find a shift expression.
5445 Fix shift constant for bit zero test.
5447 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5449 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5451 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5453 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5454 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5455 * config/arm/vxworks.h (ASM_SPEC): Delete.
5456 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5458 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5460 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5461 (DDR_REVERSED_P): New.
5462 * tree-data-ref.c (initialize_data_dependence_relation,
5463 build_classic_dist_vector): Set DDR_REVERSED_P.
5465 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5468 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5469 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5470 init_omega_for_ddr_1): Use non conservative number of iterations
5472 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5473 (analyze_siv_subscript): Remove FIXME and reinitialization of
5474 last_conflicts to chrec_dont_know.
5475 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5477 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5479 * tree.c (maybe_canonicalize_argtypes): Improve description.
5481 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5483 * tree.c (maybe_canonicalize_argtypes): New.
5484 (build_function_type): Set canonical type.
5485 (build_method_type_directly): Ditto.
5486 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5489 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5491 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5493 (rewrite_use_nonlinear_expr): Likewise.
5495 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5497 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5499 2007-07-04 Ben Elliston <bje@au.ibm.com>
5501 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5504 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5506 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5507 (Exception Handling): Likewise.
5509 2007-07-03 Jan Hubicka <jh@suse.cz>
5511 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5513 2007-07-03 Eric Christopher <echristo@apple.com>
5515 * doc/cppopts.texi: Add conflicting option note to -dM.
5516 * doc/invoke.texi: Add note about possible conflicts with
5517 -E for -dCHARS and note that -dM will not produce
5518 any results if there is no machine dependent reorg.
5520 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5522 * tree.h (DECL_ALIGN): Back out previous change.
5524 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5526 * configure.ac: Test for .dtprelword support on MIPS.
5527 * configure, config.in: Regenerate.
5528 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5529 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5531 2007-07-03 Julian Brown <julian@codesourcery.com>
5533 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5534 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5535 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5536 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5538 (all_fpus): Add FPUTYPE_VFP3.
5539 (fp_model_for_fpu): Add VFPv3 field.
5540 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5541 (vfp3_const_double_index): New function. Return integer index of
5542 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5544 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5545 and argument represents a valid RTX for a VFPv3 constant.
5546 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5548 (vfp_emit_fstmd): Similar, for fstmd.
5549 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5550 constants, represented as integer indices.
5551 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5552 VFP_REGNO_OK_FOR_DOUBLE macros.
5553 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5554 (arm_file_start): Set float-abi attribute for VFPv3, and output
5555 correct ".fpu" assembler directive.
5556 (arm_dbx_register_numbering): Add FIXME.
5557 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5558 (fputype): Add FPUTYPE_VFP3.
5559 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5560 (CALL_USED_REGISTERS): Likewise.
5561 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5562 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5563 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5564 (D7_VFP_REGNUM): New.
5565 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5566 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5567 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5568 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5569 (REG_ALLOC_ORDER): Adjust for VFPv3.
5570 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5571 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5572 VFP_LO_REGS, VFP_HI_REGS.
5573 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5574 (IS_VFP_CLASS): Define macro.
5575 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5577 (REGISTER_MOVE_COST): Likewise.
5578 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5579 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5580 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5581 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5582 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5583 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5584 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5585 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5586 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5587 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5588 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5589 where appropriate for single-word registers.
5590 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5591 As above. Fix type attributes.
5592 * config/arm/constraints.md (register_contraint "t"): Define.
5593 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5595 (register_constraint "x"): Define.
5596 (constraint "Dv"): Define.
5598 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5600 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5602 2007-07-03 Tom Tromey <tromey@redhat.com>
5604 * c-parser.c (objc_pq_context): Removed.
5605 (objc_need_raw_identifier): Likewise.
5606 (c_parser) <objc_pq_context>: New field.
5607 <objc_need_raw_identifier>: Likewise.
5608 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5609 (c_lex_one_token): Update.
5610 (c_parser_objc_protocol_definition): Update.
5611 (c_parser_objc_method_definition): Update.
5612 (c_parser_objc_methodproto): Update.
5613 (c_parser_declspecs): Update.
5615 2007-07-03 David Ung <davidu@mips.com>
5617 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5619 2007-07-03 David Ung <davidu@mips.com>
5620 Richard Sandiford <richard@codesourcery.com>
5622 * doc/invoke.texi: Document -march=74kf3_2.
5623 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5624 (TUNE_74K): Check for it.
5625 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5626 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5627 * config/mips/mips.md (cpu): Add 74kf3_2.
5628 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5629 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5630 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5631 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5632 74kf3_2 to the CPU list.
5633 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5634 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5635 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5636 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5637 (r74kf3_2_fxfer_from_c1): New insn reservations.
5639 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5640 David Ung <davidu@mips.com>
5642 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5643 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5644 and 74k[fx]. Document aliases for the new options.
5645 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5646 (PROCESSOR_24KF2_1): ...this.
5647 (PROCESSOR_24KX): Rename to...
5648 (PROCESSOR_24KF1_1): ...this.
5649 (PROCESSOR_74KF): Rename to...
5650 (PROCESSOR_74KF2_1): ...this.
5651 (PROCESSOR_74KX): Rename to...
5652 (PROCESSOR_74KF1_1): ...this.
5653 (TUNE_74K): Update PROCESSOR_* names.
5654 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5655 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5656 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5657 (mips_rtx_cost_data): Update processor names in comments.
5658 (mips_issue_rate): Update PROCESSOR_* names.
5659 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5660 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5661 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5662 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5663 Update cpu attribute names.
5664 (r24k_fpu_iss): Rename this reservation to...
5665 (r24kf2_1_fpu_iss): ...this and update all uses.
5666 (r24kx_fpu_iss): Rename this reservation to...
5667 (r24kf1_1_fpu_iss): ...this and update all uses.
5668 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5669 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5670 Update cpu attribute names.
5672 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5674 * config/m32r/constraints.md: New file.
5675 * config/m32r/m32r.c: Include tm-constrs.h.
5676 (small_data_operand): Use satisfies_constraint_* instead of macro.
5677 (addr24_operand, gen_compare): Likewise.
5678 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5679 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5680 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5681 EXTRA_CONSTRAINT): Likewise.
5682 * config/m32r/m32r.md: Include constraints.md.
5683 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5684 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5685 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5686 (two_insn_const_operand, int8_operand, uint16_operand,
5687 reg_or_int16_operand, reg_or_uint16_operand,
5688 reg_or_cmp_int16_operand, cmp_int16_operand,
5689 seth_add3_operand): Likewise.
5691 2007-07-03 Eric Christopher <echristo@gmail.com>
5693 * libgcc2.h: Conditionally declare __bswapsi2 and
5696 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5698 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5701 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5704 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5705 (__gthrw_pragma): Provide default definition.
5707 * gthr-posix.c (__gthrw_pragma): Define.
5709 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5711 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5712 before declaring inequality.
5714 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5716 * combine.c (recog_for_combine): Log the success or failure of
5717 matching new insn patterns against the machine description in
5720 2007-07-03 Revital Eres <eres@il.ibm.com>
5722 * ddg.c (print_sccs): New function.
5723 (check_sccs): New function.
5724 (create_ddg_all_sccs): Use it.
5725 * ddg.h (print_sccs): Declare.
5726 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5728 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5730 * targhooks.h (default_mode_for_suffix): New function declaration.
5731 * targhooks.c (default_mode_for_suffix): New default target hook.
5732 * target.h (struct c): New structure in the targetm struct.
5733 (mode_for_suffix): New target hook as part of struct c.
5734 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5735 default_mode_for_suffix.
5736 (TARGET_C): New define.
5737 * c-lex.c: Include "target.h".
5738 (interpret_float): Use targetm.c.mode_for_suffix to determine
5739 the mode for a given non-standard suffix.
5740 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5742 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5743 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5745 * doc/extend.texi (Floating Types): New node. Document __float80 and
5746 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5748 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5751 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5752 predicate instead of target_operand.
5753 (divsi3_i1_media, divsi3_media_2): Likewise.
5755 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5757 * tree.h (alias_sets_might_conflict_p): Rename into
5758 alias_sets_must_conflict_p.
5759 * alias.c (alias_sets_might_conflict_p): Likewise.
5760 (alias_sets_conflict_p): Use it.
5761 (objects_must_conflict_p): Likewise.
5762 * c-common.c (strict_aliasing_warning): Adjust.
5764 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5766 * rtlhooks.c (gen_lowpart_if_possible): Check for
5767 invalid subreg before calling gen_lowpart_SUBREG.
5769 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5771 * config/darwin9.h: Add copyright notice.
5772 (LINK_COMMAND_SPEC): Add comment.
5773 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5774 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5775 DARWIN_LIBSYSTEM_HAS_UNWIND.
5777 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5780 * omp-low.c (check_combined_parallel): New function.
5781 (lower_omp_parallel): Call it via walk_stmts, set
5782 OMP_PARALLEL_COMBINED if appropriate.
5783 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5784 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5785 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5786 don't consider it as combined parallel.
5788 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5790 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5791 (gcc_tooldir): Likewise.
5792 * configure: Regenerate.
5793 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5794 old configure.ac gcc_tooldir setting.
5795 (prefix_to_exec_prefix): New variable.
5796 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5797 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5799 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5801 Fix PR tree-optimization/32583
5802 Fix PR tree-optimization/32584
5803 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5804 (phi_translate_set): Use phi_translate directly now.
5805 (make_values_for_stmt): Don't value number RHS if we already know
5808 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5809 Jim Wilson <wilson@specifix.com>
5812 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5815 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5816 Richard Sandiford <richard@codesourcery.com>
5817 Nigel Stephens <nigel@mips.com>
5819 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5820 (mips16e_output_save_restore): Declare.
5821 (mips16e_save_restore_pattern_p): Likewise.
5822 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5823 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5824 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5825 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5826 (BITSET_P): New global macro, extracted from...
5827 (mips_for_each_saved_reg): ...here.
5828 (mips16e_save_restore_info): New struct.
5829 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5830 (mips16e_save_restore_regs): New variable.
5831 (mips_split_plus, mips16e_find_first_register): New functions.
5832 (mips16e_mask_registers): New function.
5833 (compute_frame_size): Expand the commentary before the function.
5834 Enforce the MIPS16e save and restore register range restrictions.
5835 Pad the general register save area at the low end.
5836 (mips16e_save_restore_reg, mips16e_build_save_restore)
5837 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5838 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5839 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5841 (mips_expand_prologue, mips_expand_epilogue): Handle
5842 GENERATE_MIPS16E_SAVE_RESTORE.
5843 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5845 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5847 PR tree-optimization/31966
5848 PR tree-optimization/32533
5849 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5850 "basic_block" description as its third argument. Update function
5851 calls to get destination bb from "edge" argument. Save "cond" into
5852 aux field of the edge. Update prototype for changed arguments.
5853 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5855 (find_phi_replacement_condition): Operate on incoming edges, not
5856 on predecessor blocks. If there is a condition saved in the
5857 incoming edge aux field, AND it with incoming bb predicate.
5858 Return source bb of the first edge.
5859 (clean_predicate_lists): Clean aux field of outgoing node edges.
5860 (tree_if_conversion): Do not initialize cond variable. Move
5861 variable declaration into the loop.
5862 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5863 initializations of new_stmt, arg0 and arg1 variables.
5865 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5867 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5868 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5870 2007-07-02 Richard Guenther <rguenther@suse.de>
5872 * tree-ssa.c (useless_type_conversion_p): Document
5873 future intent as defining the middle-end type system.
5874 Re-structure to call langhook last, group by type class,
5875 mark questionable parts.
5877 2007-07-02 Richard Guenther <rguenther@suse.de>
5879 * tree-flow.h (types_compatible_p): Declare.
5880 * tree-ssa.c (types_compatible_p): New function.
5881 * ipa-type-escape.c (discover_unique_type): Use
5882 types_compatible_p instead of lang_hooks.types_compatible_p.
5883 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5884 * tree-vn.c (expressions_equal_p): Likewise.
5885 * tree.c (fields_compatible_p): Likewise.
5886 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5887 (cprop_operand): Use useless_type_conversion_p instead of
5888 lang_hooks.types_compatible_p.
5889 * tree-inline.c (setup_one_parameter): Likewise.
5890 (declare_return_variable): Likewise.
5891 * tree-nrv.c (tree_nrv): Likewise.
5892 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5893 (maybe_fold_offset_to_component_ref): Likewise.
5894 (maybe_fold_offset_to_reference): Likewise.
5895 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5896 (merge_alias_info): Likewise.
5897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5898 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5899 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5900 * tree-tailcall.c (find_tail_calls): Likewise.
5901 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5902 * gimplify.c (canonicalize_addr_expr): Likewise.
5903 (fold_indirect_ref_rhs): Likewise.
5904 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5905 (cpt_same_type): Likewise.
5906 (check_pointer_types_r): Swap parameters to cpt_same_type
5908 * fold-const.c (fold_convert): Revert fix for PR15988.
5909 * tree-inline.c (setup_one_parameter): Instead fix it here by
5910 using fold_build1 instead of fold_convert and checking for
5911 error_mark_node. Convert only if the conversion is necessary.
5913 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5915 * configure.ac: Check for .gnu_attribute on Power.
5916 * configure: Regenerate.
5917 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5918 attribute for floating-point ABI.
5920 2007-07-02 Ira Rosen <irar@il.ibm.com>
5922 PR tree-optimization/32230
5923 PR tree-optimization/32477
5924 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5925 address is a constant.
5927 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5929 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5930 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5931 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5932 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5933 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5934 64-bit targets. Add support for *-elfoabi*.
5935 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5936 different settings if $(tm_defines) does not select the EABI.
5937 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5938 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5939 (MIPS_ARCH_OPTION_SPEC): Likewise.
5940 (MIPS_ISA_LEVEL_SPEC): Likewise.
5941 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5942 * config/mips/elfoabi.h: New file.
5944 2007-07-02 Richard Guenther <rguenther@suse.de>
5946 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5947 (useless_type_conversion_p): ... this.
5948 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5949 (useless_type_conversion_p): ... this.
5950 * builtins.c (fold_builtin_memory_op): Rename
5951 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5952 * tree-cfg.c (verify_expr): Likewise.
5953 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5954 * tree-ssa-ccp.c (ccp_fold): Likewise.
5955 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5956 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5958 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5959 * tree-ssa-pre.c (eliminate): Likewise.
5960 * tree-ssa.c (delete_tree_ssa): Likewise.
5961 (tree_ssa_useless_type_conversion): Likewise.
5962 * tree.c (build2_stat): Likewise.
5964 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5966 Fix PR tree-optimization/32571
5967 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5970 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5972 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5973 and other expected operations explicitly, change default to
5976 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5978 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5980 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5981 (tls_load_dot_plus_eight): Move the label number into the unspec.
5982 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5984 2007-07-01 Andreas Schwab <schwab@suse.de>
5986 * dwarf2out.c (initial_return_save): Define only if used.
5988 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5990 Unreverting Richard's Revert of:
5992 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5994 * dce.c (deletable_insn_p_1): New function, split out from...
5995 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5996 specially, not those inside PARALLELs. Remove BODY argument
5997 and adjust recursive call accordingly.
5998 (prescan_insns_for_dce): Update call to delete_insn_p.
6000 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6001 Revital Eres <eres@il.ibm.com>
6003 * ddg.c (create_ddg_all_sccs): Fix missed
6004 initialization of scc_nodes.
6006 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6009 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6010 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6012 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6014 * configure.ac: Check for .gnu_attribute on MIPS.
6015 * configure, config.in: Regenerate.
6016 * config/mips/mips.c (mips_file_start): If supported, output
6017 attribute for floating-point ABI.
6019 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6022 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6023 (ffs_cmove): New expander to expand using ctz pattern.
6024 (*ffs_cmove): Remove pattern.
6025 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6026 (ffsdi2): Expand using ctz pattern.
6027 (*ffs_rex64): Remove pattern.
6029 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6031 PR rtl-optimization/32296
6032 * pa.md (return): Delete pattern.
6033 (return_internal): Remove "(const_int 1)" from pattern.
6034 (epilogue): Use return_internal pattern for trivial returns.
6035 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6036 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6038 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6040 * tree-ssa-pre.c (is_exception_related): New function
6041 (can_value_number_operation): Use it.
6043 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6045 Fix PR tree-optimization/32540
6046 Fix PR tree-optimization/31651
6048 * tree-ssa-sccvn.c: New file.
6050 * tree-ssa-sccvn.h: Ditto.
6052 * tree-vn.c: Include tree-ssa-sccvn.h
6053 (val_expr_paid_d): Removed.
6054 (value_table): Ditto.
6055 (vn_compute): Ditto.
6056 (val_expr_pair_hash): Ditto.
6057 (val_expr_pair_expr_eq): Ditto.
6058 (copy_vuses_from_stmt): Ditto.
6061 (shared_vuses_from_stmt): Ditto.
6062 (print_creation_to_file): Moved up.
6063 (sort_vuses): Ditto.
6064 (sort_vuses_heap): Ditto.
6065 (set_value_handle): Make non-static.
6066 (make_value_handle): Ditto.
6067 (vn_add): Rewritten to use sccvn lookups.
6068 (vn_add_with_vuses): Ditto.
6069 (vn_lookup): Ditto (and second argument removed).
6070 (vn_lookup_with_vuses): Ditto.
6071 (vn_lookup_or_add): Ditto (and second argument removed);
6072 (vn_lookup_or_add_with_vuses): Ditto.
6073 (vn_lookup_with_stmt): New.
6074 (vn_lookup_or_add_with_stmt): Ditto.
6075 (create_value_handle_for_expr): Ditto.
6077 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6078 (seen_during_translate): New function.
6079 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6080 (phi_trans_add): Ditto.
6081 (constant_expr_p): FIELD_DECL is always constant.
6082 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6083 Use constant_expr_p.
6084 Avoid infinite recursion on mutually valued expressions.
6085 Change callers of vn_lookup_or_add.
6086 (phi_translate): New function.
6087 (compute_antic_safe): Allow phi nodes.
6088 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6089 (find_or_generate_expression): Rewrite slightly.
6090 (create_expression_by_pieces): Updated for vn_lookup_or_add
6092 Update VN_INFO for new names.
6093 (insert_into_preds_of_block): Update for new names.
6094 (add_to_exp_gen): New function.
6095 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6096 (find_existing_value_expr): Rewrite to changed vn_lookup.
6097 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6098 (try_look_through_load): Removed.
6099 (try_combine_conversion): Ditto.
6100 (get_sccvn_value): New function.
6101 (make_values_for_phi): Ditto.
6102 (make_values_for_stmt): Ditto.
6103 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6105 (init_pre): Update for SCCVN changes.
6107 (execute_pre): Ditto.
6109 * tree-flow.h (make_value_handle): Declare.
6110 (set_value_handle): Ditto.
6111 (sort_vuses_heap): Ditto.
6112 (vn_lookup_or_add_with_stmt): Ditto.
6113 (vn_lookup_with_stmt): Ditto.
6114 (vn_compute): Remove.
6117 (vn_lookup): Update arguments.
6119 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6121 (tree-ssa-sccvn.o): New.
6122 (OBJS-common): Add tree-ssa-sccvn.o
6124 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6127 * c-typeck.c (build_external_ref): Don't mark as used if called
6129 * calls.c (rtx_for_function_call): Likewise.
6131 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6135 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6137 * dce.c (deletable_insn_p_1): New function, split out from...
6138 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6139 specially, not those inside PARALLELs. Remove BODY argument
6140 and adjust recursive call accordingly.
6141 (prescan_insns_for_dce): Update call to delete_insn_p.
6143 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6145 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6146 (try_combine): Move potential calls to undo_all() so they happen
6147 before we commit to using the combined insns.
6149 2006-06-30 Jan Hubicka <jh@suse.cz>
6151 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6154 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6156 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6157 (cgraph_remove_unreachable_nodes): Likewise.
6158 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6159 * ipa-inline.c (update_caller_keys): Cast according to the coding
6161 (cgraph_decide_recursive_inlining): Likewise.
6162 (cgraph_decide_inlining_of_small_function): Likewise.
6163 (try_inline): Likewise.
6164 (cgraph_decide_inlining_incrementally): Likewise.
6165 * ipa-pure-const.c (get_function_state): Likewise.
6166 (scan_function): Likewise.
6167 (analyze_function): Likewise.
6168 (static_execute): Likewise.
6169 * ipa-reference.c (scan_for_static_refs): Likewise.
6170 (merge_callee_local_info): Likewise.
6171 (analyze_function): Use type safe memory macros.
6172 (static_execute): Likewise. Cast according to the coding conventions.
6173 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6175 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6177 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6178 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6181 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6184 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6185 for complex modes (both int and real).
6187 2007-06-29 Jan Hubicka <jh@suse.cz>
6189 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6191 2007-06-29 Jan Hubicka <jh@suse.cz>
6194 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6197 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6200 * config/avr/avr.c: Include dataflow header file.
6201 (expand_prologue): Adjust for prologue insn change.
6202 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6205 2007-06-29 Richard Guenther <rguenther@suse.de>
6208 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6209 during type verification.
6211 2007-06-29 Jan Hubicka <jh@suse.cz>
6213 * recog.c (validate_change_rtx_1): Unshare TO argument.
6215 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6217 PR tree-optimization/24659
6218 * tree-vect-transform.c (vectorizable_call): Handle
6219 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6221 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6222 * config/i386/i386.c (enum ix86_builtins)
6223 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6224 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6226 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6227 const using def_builtin_const.
6228 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6229 input operands in the same modes as the result.
6230 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6232 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6234 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6235 (df_set_dead_notes_for_mw): Likewise.
6237 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6239 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6241 2007-06-28 DJ Delorie <dj@redhat.com>
6243 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6245 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6247 * doc/invoke.texi (C++ Dialect Options): Document
6248 fvisibility-ms-compat.
6249 * c.opt (fvisibility-ms-compat): New.
6251 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6254 * tree-affine.c (aff_combination_add_elt): Handle
6255 pointer addition specially.
6257 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6259 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6260 decl is non-external for AIX ABI.
6262 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6264 * config/rs6000/predicates.md (current_file_function_operand):
6265 Ensure the symbol is non-external for AIX ABI.
6267 2007-06-28 Nick Clifton <nickc@redhat.com>
6269 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6270 (fdce, fdse, fpredictive-commoning): Likewise.
6272 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6275 * gcc.c (process_command): Recognize the new -static-libgfortran
6278 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6281 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6282 Use a call clobbered hard reg instead of a pseudo reg.
6284 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6286 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6288 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6291 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6292 REG_LIBCALL and REG_RETVAL notes.
6293 (divsi3, mulsi3): Likewise.
6294 (mulhisi3): Likewise. Use emit_libcall_block.
6295 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6297 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6299 PR rtl-optimization/32481
6300 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6302 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6304 * dce.c (deletable_insn_p_1): New function, split out from...
6305 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6306 specially, not those inside PARALLELs. Remove BODY argument
6307 and adjust recursive call accordingly.
6308 (prescan_insns_for_dce): Update call to delete_insn_p.
6310 2007-06-27 Richard Guenther <rguenther@suse.de>
6313 * tree.h (fold_convertible_p): Declare.
6314 * fold-const.c (fold_convertible_p): New function.
6315 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6316 instead of lang_hooks.types_compatible_p.
6318 2007-06-26 Jan Hubicka <jh@suse.cz>
6320 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6321 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6322 early use validate_unshare_change.
6323 (reload_combine): Likewise.
6324 * recog.c (change_t): New field unshare.
6325 (validate_change_1): Rename from validate_change; add argument unshare.
6326 (validate_change): Turn into wrapper of validate_change_1; update
6327 prototype for bools.
6328 (validate_unshare_change): New.
6329 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6330 calls of df_insn_rescan.
6331 * recog.h (validate_change): Replace ints by bools.
6332 (validate_unshare_change): Declare.
6334 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6336 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6338 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6340 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6342 2007-06-25 Jan Hubicka <jh@suse.cz>
6344 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6346 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6347 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6348 places other call site specific checks are performed.
6350 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6353 * tree-vect-transform.c (vectorizable_operation): Convert
6354 POINTER_PLUS_EXPR over to PLUS_EXPR.
6356 2007-06-25 Chao-ying Fu <fu@mips.com>
6358 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6359 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6360 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6361 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6363 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6364 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6365 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6366 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6367 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6368 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6369 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6370 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6371 ALL_FIXED_POINT_MODE_P): New define.
6372 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6374 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6376 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6377 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6378 MODE_VECTOR_UACCUM): New mode classes.
6380 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6381 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6382 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6385 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6386 (blank_mode): Initialize ibit and fbit.
6387 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6388 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6390 (new_adjust): Change required_class to required_class_from and
6391 required_class_to for testing within a range.
6392 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6393 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6395 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6396 (make_fixed_point_mode): New.
6397 (_ADD_ADJUST): Change C to C1 and C2.
6398 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6399 use a range for machine classes.
6400 (ADJUST_IBIT, ADJUST_FBIT): New.
6401 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6403 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6404 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6405 Emit adjustment for ibit and fbit.
6406 (emit_mode_ibit, emit_mode_fbit): New.
6407 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6409 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6411 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6412 as the source of the set.
6414 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6416 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6417 FP_REGNO_P): Use IN_RANGE.
6418 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6419 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6420 (DATA_REG_P): Use DATA_REGNO_P.
6421 (FP_REG_P): Use FP_REGNO_P.
6422 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6423 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6424 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6426 2007-06-24 Jan Hubicka <jh@suse.cz>
6429 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6431 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6434 * fold-const.c (fold_binary): Strip nops of operand 0
6435 of BIT_NOT_EXPR before calling operand_equal_p.
6436 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6437 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6439 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6441 * doc/extend.texi: Document that dllimport and dllexport imply
6443 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6444 imported or exported declaration, including type declarations.
6445 * c-common.c (handle_visibility_attribute): Check for conflicts
6446 with dllimport/dllexport.
6447 (c_determine_visibility): Handle dllimport/dllexport as an
6448 explicit visibility atttribute.
6450 2007-06-23 Richard Guenther <rguenther@suse.de>
6452 PR tree-optimization/16876
6454 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6456 * tree-inline.c (initialize_inlined_parameters): Do not call
6457 lang_hooks.tree_inlining.convert_parm_for_inlining.
6458 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6459 reason for mismatched types.
6460 * gimplify.c (gimplify_call_expr): Verify the call expression
6461 arguments match the called function type signature. Otherwise
6462 mark the call expression to be not considered for inlining
6463 using CALL_CANNOT_INLINE_P flag.
6464 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6465 edges call expression.
6466 (cgraph_decide_inlining_of_small_function): Likewise.
6467 (cgraph_decide_inlining): Likewise.
6468 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6470 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6471 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6472 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6474 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6475 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6477 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6478 convert_parm_for_inlining member.
6480 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6483 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6484 Remove optimization for GT.
6486 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6489 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6491 (prescan_insns_for_dce): Add extra parameter.
6493 2007-06-23 Jan Hubicka <jh@suse.cz>
6496 * gimplify.c (mark_addressable): New function.
6497 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6499 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6502 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6504 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6507 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6508 moves between MMX/SSE registers to at least 8 units to prevent
6509 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6511 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6513 * config/i386/i386.c (override_options): Correct x86_sahf
6516 2007-06-21 David Daney <ddaney@avtrex.com>
6519 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6520 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6521 (exception_receiver): Renamed to ...
6522 (nonlocal_goto_receiver): ... this.
6524 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6526 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6527 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6528 partial register accesses.
6530 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6532 * fold-const.c (debug_fold_checksum): Move it under
6533 ENABLE_FOLD_CHECKING.
6535 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6538 * tree.h (debug_fold_checksum): Declared.
6539 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6540 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6541 build_fold_addr_expr_with_type_1.
6542 (fold_addr_expr, debug_fold_checksum): New.
6543 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6544 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6547 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6549 PR tree-optimization/19590
6550 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6551 of scev is a constant.
6552 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6554 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6556 * df-problems.c (df_note_bb_compute): Made computation of live
6557 info consistent with df_lr.
6559 2007-06-21 Richard Guenther <rguenther@suse.de>
6561 PR tree-optimization/32453
6562 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6563 for pointer anti-range.
6565 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6567 * config/i386/i386.c (processor_target_table): Increase maximum
6568 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6571 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6572 byte alignment if > 8 byte alignment is preferred.
6573 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6575 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6577 PR tree-optimization/31866
6578 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6579 if ASM_EXPR's input is not a SSA_NAME.
6582 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6583 but decl is a global var, instead return decl.
6584 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6585 even for is_global_var decls, if they are private in some outer
6588 2007-06-21 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/32451
6591 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6593 2007-06-21 Christian Bruel <christian.bruel@st.com>
6595 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6596 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6597 (push_regs): Changed saving order or banked registers.
6598 (sh_expand_epilogue): Likewise.
6599 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6600 (FIRST_BANKED_REG): Likewise.
6601 (LAST_BANKED_REG): Likewise.
6602 * config/sh/sh.md (banked) New attribute.
6603 (in_delay_slot): Check banked attribute.
6605 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6607 PR tree-optimization/32075
6608 * tree-data-ref.c (subscript_dependence_tester_1,
6609 analyze_miv_subscript, analyze_overlapping_iterations,
6610 add_distance_for_zero_overlaps, build_classic_dist_vector,
6611 subscript_dependence_tester_1, analyze_overlapping_iterations,
6612 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6613 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6614 to evolution_function_is_affine_multivariate_p.
6616 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6618 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6620 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6623 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6625 * config/m32c/prologue.md (epilogue_exitd_16): New.
6626 (epilogue_reit_16): New.
6627 (epilogue_exitd): Rename to epilogue_exitd_24.
6628 (epilogue_reit): Rename to epilogue_reit_24.
6630 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6631 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6633 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6635 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6636 if dbg_cnt (sched_insn) reaches the limit.
6637 (choose_ready): New parameter INSN_PTR and new return value.
6638 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6639 the new return value from choose_ready.
6640 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6641 (rest_of_handle_global_alloc): New global_alloc_at_func.
6643 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6645 PR tree-optimization/25737
6646 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6647 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6648 * tree-flow.h (struct fieldoff): Add new field alias_set.
6649 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6650 argument addressable_type. Set alias_set of fieldoff.
6651 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6652 (create_overlap_variables_for): Pass alias_set from fieldoff to
6654 * alias.c (get_alias_set): Use alias_set from SFT if set.
6656 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6658 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6659 of a variable as an unsigned HOST_WIDE_INT integer.
6661 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6663 PR rtl-optimization/32405
6664 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6666 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6668 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6671 * builtins.c: Include diagnostic.h.
6672 (expand_builtin_expect): Make gcc_assert more permissive.
6673 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6676 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6680 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6681 if ACCUMULATE_OUTGOING_ARGS.
6683 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6685 * config/m68hc11/m68hc11.c: Include dataflow header file.
6686 (m68hc11_reorg): Port to dataflow.
6688 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6690 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6691 (struct df_problem.free_blocks_on_set_blocks): New field.
6692 (struct dataflow.optional_p): New field.
6693 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6694 (df_live_set_all_dirty): New function.
6695 * df-scan.c (df_scan_alloc): Initialize optional_p.
6696 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6697 * df-core.c (df_set_blocks): Removed use of
6698 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6699 df_problem.free_blocks_on_set_blocks to determine which blocks are
6701 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6702 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6703 uses dataflow.optional_p to determine if problem should be
6705 (rest_of_handle_df_initialize): Only start live problem if
6707 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6708 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6709 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6710 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6711 problem_NOTE): Initialize free_blocks_on_set_blocks.
6712 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6714 (df_live_set_all_dirty, df_note_alloc): New function.
6715 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6717 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6718 * postreload.c (reload_combine): Ditto.
6719 * cse.c (cse_extended_basic_block): Ditto.
6720 * regmove.c (mark_flags_life_zones): Ditto.
6721 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6722 erase_matching_seqs): Ditto.
6723 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6724 * integrate (allocate_initial_values): Ditto.
6725 * combine.c (reg_dead_at_p): Ditto.
6726 * resource.c (mark_target_live_regs): Ditto.
6727 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6728 * config/sh/sh.c (find_r0_life_regions): Ditto.
6729 * global.c (rest_of_handle_global_alloc): Only add back df_live
6731 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6733 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6735 (if_convert): Make sure df_live is there at -O == 1.
6736 (pass_if_after_combine): Cleanup flags.
6737 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6738 is there at -O == 1.
6740 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6742 * config/arm/arm.c (arm_get_frame_offsets): Set
6743 offsets->locals_base to avoid negative stack size.
6744 (thumb1_expand_prologue): Assert on negative stack size.
6746 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6748 PR tree-optimization/32367
6749 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6750 of the chrec has no evolution in that loop.
6751 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6753 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6755 * config/xtensa/xtensa.c: Include "df.h".
6756 (xtensa_builtin_saveregs): Use adjust_address instead of
6758 (xtensa_va_start): Invoke make_tree with sizetype for
6759 expand_builtin_saveregs and then convert the result to a pointer.
6760 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6761 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6762 Subtract argument size from index value as integers and then use
6763 POINTER_PLUS_EXPR to add the result to the array address.
6765 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6768 * config/m32c/m32c.c: Include dataflow header file.
6769 (m32c_emit_prologue): Adjust for prologue insn change.
6770 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6771 once inside a PARALLEL. Assume frame size passed in operand 0
6772 includes space to save the fb register.
6773 (prologue_enter_24): Likewise.
6774 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6776 2007-06-19 David Daney <ddaney@avtrex.com
6779 * config/mips/mips.md (cprestore): Mark $gp as used.
6781 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6784 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6785 (frv_ifcvt_modify_insn): Likewise.
6787 2007-06-19 Richard Guenther <rguenther@suse.de>
6789 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6790 only handle positive offsets that fit in a HOST_WIDE_INT.
6792 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6794 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6795 result of rsqrt insn for zero input argument to avoid NaN.
6797 2007-06-19 Richard Guenther <rguenther@suse.de>
6800 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6802 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6804 PR tree-optimization/32353
6805 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6807 2007-06-19 Nick Clifton <nickc@redhat.com>
6809 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6811 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6815 * config/i386/i386.c (assign_386_stack_local): Assert that
6816 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6817 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6818 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6819 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6821 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6823 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6825 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6827 PR rtl-optimization/32321
6828 * gcse.c (replace_store_insn): Update the note before
6829 calling emit_insn_after.
6831 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6834 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6836 * df-problems.c (df_note_bb_compute): Fix dumping info.
6838 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6840 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6841 insn with emit_jump_insn.
6843 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6845 PR tree-optimization/32383
6846 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6847 * targhooks.h (default_builtin_reciprocal): Update prototype.
6848 * target.h (struct gcc_target): Update builtin_reciprocal.
6849 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6850 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6851 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6852 when fndecl is in BUILT_IN_MD class.
6853 (execute_convert_to_rsqrt): Ditto.
6855 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6856 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6857 Convert BUILT_IN_SQRTF code only when md_fn is false.
6859 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6861 * bt-load.c (move_btr_def): Fix the order of arguments
6862 to validate_replace_rtx.
6864 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6866 * config/m68k/m68k-devices.def: Add 54450..54455.
6868 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6870 PR rtl-optimization/32366
6871 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6872 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6875 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6878 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6879 this is true, rescan insn being modified.
6880 (sms_schedule): Added rescan parameter.
6881 (rest_of_handle_sms): Moved freeing of dominance info to before
6882 getting out of cfg_layout.
6884 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6886 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6887 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6890 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6891 FL_CF_EMAC from the entry for isac.
6893 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6894 (const_sibcall_operand): New.
6895 (sibcall_operand): Use it.
6896 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6897 (m68k_isas): ISAC does not imply FPU or EMAC.
6898 (override_options): Add ISA_C logic for symbolic jump & call.
6900 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6902 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6903 return mode from the builtin itself.
6904 (sparc_fold_builtin): Fix cast of zero constant.
6906 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6908 * targhooks.c (default_builtin_reciprocal): New default target hook.
6909 * targhooks.h (default_builtin_reciprocal): Add prototype.
6910 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6911 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6912 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6913 default_builtin_reciprocal.
6915 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6918 * hooks.c (hook_tree_tree_bool_null): New hook.
6919 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6920 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6921 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6922 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6923 and convert it to reciprocal a*rfunc(b).
6924 (execute_convert_to_rsqrt): New function.
6925 (gate_convert_to_rsqrt): New function.
6926 (pass_convert_to_rsqrt): New pass definition.
6927 * target.h (struct gcc_target): Add builtin_reciprocal.
6928 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6929 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6930 TARGET_BUILTIN_RECIPROCAL.
6931 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6933 * config/i386/i386.h (TARGET_RECIP): New define.
6934 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6935 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6936 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6937 and not optimizing for size.
6938 (*rcpsf2_sse): New insn pattern.
6939 (*rsqrtsf2_sse): Ditto.
6940 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6941 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6942 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6943 and not optimizing for size.
6944 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6945 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6946 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6947 and not optimizing for size.
6948 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6949 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6950 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6951 and not optimizing for size.
6952 (*sse_rsqrtv4sf2): Do not export.
6954 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6955 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6956 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6957 and not optimizing for size.
6959 * config/i386/i386.opt (mrecip): New option.
6960 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6961 (ix86_emit_swsqrtsf): Ditto.
6962 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6963 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6965 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6966 ix86_expand_unop1_builtin.
6967 (ix86_emit_swdivsf): New function.
6968 (ix86_emit_swsqrtsf): Ditto.
6969 (ix86_builtin_reciprocal): New function.
6970 (TARGET_BUILTIN_RECIPROCAL): Use it.
6971 (ix86_vectorize_builtin_conversion): Rename from
6972 ix86_builtin_conversion.
6973 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6974 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6975 "i386 and x86_64 Options" section.
6976 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6978 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6979 Zdenek Dvorak <dvorakz@suse.cz>
6980 Richard Guenther <rguenther@suse.de>
6981 Kaz Kojima <kkojima@gcc.gnu.org>
6983 * tree-vrp.c (compare_values_warnv): Convert val2 to
6985 (extract_range_from_assert): Create
6986 POINTER_PLUS_EXPR for pointer types.
6987 (extract_range_from_binary_expr): Handle
6988 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6990 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6991 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6992 POINTER_PLUS_EXPR as PLUS_EXPR.
6993 (number_of_iterations_lt_to_ne):
6994 For pointer types, use sizetype when
6995 creating MINUS_EXPR/PLUS_EXPRs.
6996 (assert_loop_rolls_lt): For pointer types, use sizetype when
6997 creating MINUS_EXPR/PLUS_EXPRs.
6998 (number_of_iterations_le): Likewise.
6999 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7000 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7001 like PLUS_EXPR and MINUS_EXPR.
7002 * tree-pretty-print.c (dump_generic_node): Handle
7004 (op_prio): Likewise.
7005 (op_symbol_1): Likewise.
7006 * optabs.c (optab_for_tree_code): Likewise.
7007 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7009 * tree-tailcall.c (process_assignment): Mention
7010 POINTER_PLUS_EXPR in a TODO comment.
7011 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7012 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7013 not used with a pointer and an integer type.
7014 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7015 increment using chrec_convert_rhs instead of chrec_convert.
7016 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7017 PLUS_EXPR except for the right hand side's type will be
7019 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7020 (fold_used_pointer_cast): Kill.
7021 (pointer_offset_p): Kill.
7022 (fold_used_pointer): Kill.
7023 (pointer_used_p): Kill.
7024 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7025 call fold_used_pointer.
7026 (instantiate_parameters_1): Convert the increment
7027 using chrec_convert_rhs instead of chrec_convert.
7028 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7029 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7030 instead of PLUS_EXPR.
7031 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7032 PLUS_EXPR for pointers.
7033 (std_gimplify_va_arg_expr): Likewise.
7034 (fold_builtin_memory_op): Likewise.
7035 (fold_builtin_strstr): Likewise.
7036 (fold_builtin_strchr): Likewise.
7037 (fold_builtin_strrchr): Likewise.
7038 (fold_builtin_strpbrk): Likewise.
7039 (expand_builtin_memory_chk): Likewise.
7040 (fold_builtin_memory_chk): Likewise.
7041 (std_expand_builtin_va_start): Use
7042 sizetype for the call to make_tree and then convert
7043 to the pointer type.
7044 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7045 instead of PLUS_EXPR for adding to a pointer.
7046 (std_gimplify_va_arg_expr): Use fold_build2 for
7047 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7048 the operands to sizetype first and then cast the BIT_AND_EXPR
7049 back to the pointer type.
7050 * fold-const.c (build_range_check): Handle pointer types
7052 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7053 of PLUS_EXPR's. Make sure the offset is converted to
7055 (try_move_mult_to_index): Strip the NOPs from the offset.
7056 Remove code argument and replace all uses with PLUS_EXPR.
7057 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7058 specially. Don't use a pointer type for MINUS_EXPR.
7059 (fold_unary): Handle for (T1)(X op Y),
7060 only p+ as that is the only as that can be handled for
7061 binary operators now.
7062 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7064 <case PLUS_EXPR>: Add folding of PTR+INT into
7066 Don't call try_move_mult_to_index.
7067 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7068 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7069 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7070 Don't call try_move_mult_to_index.
7071 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7072 (tree_expr_nonzero_p): Likewise.
7073 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7074 of PLUS_EXPR for the complex expression folding.
7075 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7076 first chrec is a pointer type, then the second should
7077 be sizetype and not the first's type.
7078 For POINTER_PLUS_EXPR, use a different right hand side type.
7079 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7080 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7081 different right hand side type.
7082 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7083 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7084 instead of PLUS_EXPR.
7085 When either operand is zero, convert the other operand.
7086 (chrec_apply): Use chrec_convert_rhs
7087 on the argument x instead of chrec_convert.
7088 (reset_evolution_in_loop): For pointer types, the new_evol
7090 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7091 different right hand side type.
7092 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7093 (chrec_convert_rhs): New function.
7094 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7095 different right hand side type.
7096 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7097 * tree-chrec.h (chrec_convert_rhs): New prototype.
7098 (build_polynomial_chrec): For pointer types, the right hand
7099 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7100 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7101 Remove subtraction case as it is always addition now.
7102 Make sure the offset is converted to sizetype.
7103 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7104 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7105 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7106 PLUS_EXPR in pointer type.
7107 Handle POINTER_PLUS_EXPR.
7108 (tree_to_aff_combination): Likewise.
7109 (force_expr_to_var_cost): Likewise.
7110 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7111 instead of PLUS_EXPR for pointers.
7112 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7113 instead of PLUS_EXPR of pointer types.
7114 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7116 (check_va_list_escapes): Likewise.
7117 (check_all_va_list_escapes): Likewise.
7118 * dwarf2out.c (loc_descriptor_from_tree_1):
7119 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7120 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7121 (string_constant): Likewise.
7122 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7123 the offset to the base, use POINTER_PLUS_EXPR.
7124 (add_to_parts): Convert the index to sizetype.
7125 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7126 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7127 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7128 Offset only holds something for PLUS_EXPR.
7129 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7131 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7133 (analyze_accesses_for_modify_stmt): Likewise.
7134 Remove comment about the type being integral type as it is
7136 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7138 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7140 Correct the type which the artimentic is done in (is now
7143 * tree-data-ref.c (split_constant_offset): Handle
7145 * tree-affine.c (tree_to_aff_combination): Likewise.
7146 * c-typeck.c (build_unary_op): For pointers create the increment
7147 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7149 * gimplify.c (gimplify_self_mod_expr): Create a
7150 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7151 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7152 * tree.def (POINTER_PLUS_EXPR): New tree code.
7153 * tree-predcom.c (ref_at_iteration): If we have a pointer
7154 type do the multiplication in sizetype.
7155 * tree-mudflap.c (mf_xform_derefs_1): Create a
7156 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7157 * tree-ssa-forwprop.c
7158 (forward_propagate_addr_into_variable_array_index):
7159 Don't expect there to be a cast for the index as that
7160 does not exist anymore.
7161 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7162 instead of PLUS_EXPR.
7163 Don't check for the first operand of the POINTER_PLUS_EXPR
7164 was the index as it cannot be.
7165 Call forward_propagate_addr_into_variable_array_index with
7166 the SSA_NAME instead of the statement.
7167 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7168 (compare_constant): Likewise.
7169 (copy_constant): Likewise.
7170 (compute_reloc_for_constant): Likewise.
7171 (output_addressed_constants): Likewise.
7172 (initializer_constant_valid_p): Likewise.
7173 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7174 Convert the MIN/MAX of the inner type to the outer
7175 type before comparing them.
7176 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7177 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7178 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7179 of PLUS_EXPR for pointers.
7180 * tree-inline.c (estimate_num_insns_1): Handle
7182 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7183 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7184 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7185 instead of PLUS_EXPR for the pointer increment statement.
7186 (vect_update_ivs_after_vectorizer): For pointer types, create
7187 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7188 MULT_EXPR in sizetype.
7189 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7191 * tree-object-size.c (plus_expr_object_size): Handle
7192 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7193 code which is trying to figure out which side is a pointer and
7195 (check_for_plus_in_loops_1): Likewise.
7196 (check_for_plus_in_loops): Likewise.
7197 * c-common.c (pointer_int_sum): Create a
7198 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7199 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7200 only POINTER_PLUS_EXPR. Removing all the extra
7201 code which is trying to figure out which side is a pointer and
7203 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7204 PLUS_EXPR and MINUS_EXPR.
7205 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7207 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7208 with make_tree, instead of a pointer type.
7209 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7210 for pointers instead of PLUS_EXPR.
7211 (s390_gimplify_va_arg): Likewise.
7212 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7213 instead of PLUS_EXPR when doing addition on pointer
7214 types. Use sizetype for the second operand.
7215 (spu_gimplify_va_arg_expr): Likewise.
7216 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7217 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7218 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7219 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7220 for the pointer addition and also use size_int/sizetype
7222 (ix86_gimplify_va_arg): Likewise.
7223 Perform BIT_AND_EXPR on sizetype arguments.
7224 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7225 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7226 for the pointer additions and also use size_int for the offsets.
7227 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7228 additions and also use size_int for the offsets. Perform
7229 BIT_AND_EXPR on sizetype arguments.
7230 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7231 POINTER_PLUS_EXPR for pointers and create the
7232 BIT_AND_EXPR in sizetype.
7233 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7234 instead of PLUS_EXPR for pointer addition.
7235 (rs6000_va_start): Likewise.
7236 Also use sizetype for the offset.
7237 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7238 as PLUS_EXPR/MINUS_EXPR.
7239 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7240 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7241 Don't use BIT_AND_EXPR on a pointer type, convert the
7242 expression to sizetype first.
7243 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7245 (mips_gimplify_va_arg_expr): Likewise.
7246 Don't create BIT_AND_EXPR in a pointer type.
7248 2007-06-15 Eric Christopher <echristo@apple.com>
7250 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7251 (x86_64-*-darwin*): Ditto.
7252 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7255 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7257 * doc/extend.texi: Document behavior of __attribute__((aligned))
7260 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7262 * rtlanal.c (note_stores): Improve documentation.
7264 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7266 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7267 LOCAL_LABEL_PREFIX): Delete.
7268 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7269 (bfin_internal_label): Delete.
7271 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7273 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7274 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7275 otherwise define to LIBGCC2_TF_CEXT.
7276 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7277 (LIBGCC_TF_CEXT): Ditto.
7280 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7282 PR rtl-optimization/32339
7283 * df-scan.c (df_uses_record): Don't modify flags but just add to
7284 it for df_ref_record.
7286 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7288 * tree-mudflap.c: Fix whitespace issues.
7290 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7292 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7294 2007-06-14 Eric Christopher <echristo@apple.com>
7296 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7297 (movv4sf): Use gcc_unreachable instead of abort.
7299 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7302 * config/i386/sfp-machine.h (CMPtype): New define.
7303 (mach stubs): Use CMPtype instead of int as a return type.
7305 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7307 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7308 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7309 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7310 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7311 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7312 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7313 config/soft-fp/soft-fp.h: Update from glibc CVS.
7315 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7317 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7319 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7322 * config/v850/v850.c: Include dataflow header file.
7323 (substitute_ep_register): Fix typo.
7325 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7327 * configure.ac: Fix earlier checkin.
7328 * configure: Regenerated.
7330 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7332 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7333 * aclocal.m4: Regenerate.
7334 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7335 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7336 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7337 * configure: Regenerate.
7338 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7340 * Makefile.in (quickstrap): Build libgcc too.
7342 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7344 * configure.ac: Add --enable-checking=df. Explicitly mention that
7345 the variables are initialized as for "release".
7346 * df-core.c: Use it.
7347 * configure: Regenerate.
7348 * config.in: Regenerate.
7350 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7352 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7353 validate_replace_rtx instead of replace_rtx.
7354 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7356 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7358 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7359 (DWARF2_UNWIND_INFO): Override default if configured with
7361 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7362 (ENDFILE_SPEC): Add crtend.o.
7363 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7364 (ENDFILE_SPEC): Add crtend.o.
7365 (TARGET_USE_JCR_SECTION): Define.
7366 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7368 * config/i386/cygming-crtbegin.c: New file.
7369 * config/i386/cygming-crtend.c: New file.
7371 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7373 * config/i386/w32-unwind.h: New file.
7375 2007-06-13 Eric Christopher <echristo@apple.com>
7377 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7378 the user set a value below STACK_BOUNDARY.
7380 2007-06-13 Thiemo Seufer <ths@networkno.de>
7382 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7383 imply -lpthread for -pthread.
7385 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7387 * basic-block.h: Remove the prototype for
7388 free_basic_block_vars.
7389 * cfglayout.h: Remove the prototype for
7390 insn_locators_initialize.
7391 * tree.h: Remove the prototype for emit_line_note.
7393 * tree-ssa-pre.c (mergephitemp): Remove.
7394 (init_pre): Don't use mergephitemp.
7396 2007-06-13 Eric Christopher <echristo@apple.com>
7398 * config/i386/i386.c (override_options): If we've specified
7399 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7401 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7403 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7406 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7408 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7409 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7410 (eh_store_handler): New pattern.
7411 (eh_return): Emit it instead of a plain move.
7413 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7415 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7416 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7417 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7420 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7422 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7423 (find_next_insn_start, find_load): New functions.
7424 (bfin_reorg): Use them to deal with the fact that parallel insns are
7425 no longer represented as a SEQUENCE.
7427 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7429 * config/sparc/sparc.c (sparc_override_options): Initialize
7432 2007-06-13 Dave Korn <dave.korn@artimi.com>
7434 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7437 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7439 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7440 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7441 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7442 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7443 tree-vect-transform.c: Fix comment typos. Follow spelling
7446 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7448 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7449 to the exit block use set.
7450 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7451 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7452 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7454 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7456 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7457 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7458 to indicate an error.
7459 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7461 (dbg_cnt_process_opt): Print an error on a bad argument.
7462 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7463 * common.opt (-fdbg-cnt-list): New.
7464 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7466 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7468 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7469 flag on ref-all pointers.
7471 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7474 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7475 for the offset with the modifier as EXPAND_INITIALIZER
7476 if the modifier is EXPAND_INITIALIZER.
7477 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7478 a register if we had an overflow.
7480 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7482 * real.c (real_isfinite): New.
7483 (real_sqrt): Use it.
7484 * real.h (real_isfinite): New.
7485 * builtins.c: Use it.
7487 2007-06-12 Ian Lance Taylor <iant@google.com>
7488 Daniel Berlin <dberlin@dberlin.org>
7491 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7492 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7493 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7494 (DECL_NO_TBAA_P): Define.
7495 (struct tree_decl_common): Add no_tbaa_flag field.
7496 * tree-ssa-structalias.c (struct variable_info): Add
7497 no_tbaa_pruning field.
7498 (new_var_info): Initialize no_tbaa_pruning field.
7499 (unify_nodes): Copy no_tbaa_pruning field.
7500 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7501 (dump_solution_for_var): Print no_tbaa_pruning flag.
7502 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7504 (compute_tbaa_pruning): New static function.
7505 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7506 Call compute_tbaa_pruning.
7507 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7508 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7509 * gimple-low.c (lower_stmt): Likewise.
7510 * tree-gimple.c (is_gimple_stmt): Likewise.
7511 * tree-ssa-operands.c (get_expr_operands): Likewise.
7512 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7513 * tree-inline.c (estimate_num_insns_1): Likewise.
7514 (copy_result_decl_to_var): Likewise.
7515 * expr.c (expand_expr_real_1): Likewise.
7516 * tree-pretty-print.c (dump_generic_node): Likewise.
7517 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7518 * omp-low.c (omp_copy_decl_2): Likewise.
7519 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7520 * doc/c-tree.texi (Expression trees): Document
7521 CHANGE_DYNAMIC_TYPE_EXPR.
7523 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7525 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7526 with !HONOR_NANS and !HONOR_INFINITIES.
7527 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7529 2007-06-12 Tristan Gingold <gingold@adacore.com>
7531 * gcov.c: Comments updated.
7532 (source_info): Add file_time field.
7533 (source_index): New variable.
7534 (mutiple_files): New variable.
7535 (generate_results): New function extracted from process_file.
7536 (process_file): Save and restore chain of functions, generate
7537 results and free structures only if not merging results.
7538 (release_structures): File names are now freed in create_file_names
7539 (create_file_names): Free previous file names.
7540 (find_source): File date is now read here and modifications in
7541 source files is checked here.
7542 (read_graph_file): Only reverse order of functions for the current
7544 (make_gcov_file_name): Do not generate long names if input_name is
7546 (output_lines): If merging results do not display graph, data and
7548 Checking source file modification is done in find_source.
7550 * doc/gcov.texi: Append an s to sourcefile.
7552 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7554 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7555 (forced_nop): New pattern.
7556 * config/bfin/bfin.c: Include "df.h".
7557 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7558 (bfin_discover_loop): Use df_get_live_in instead of
7559 global_live_at_start.
7560 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7561 df_analyze when done.
7562 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7563 the insns. Use QImode for the final insn in a bundle. Call
7564 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7566 (reorder_var_tracking_notes): New function.
7567 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7568 update_life_info. Call df_analyze after scheduling and bundle
7569 generation. Call reorder_var_tracking_notes if generating these
7570 notes. Call df_finish_pass at the end.
7572 2007-06-12 Dirk Mueller <dmueller@suse.de>
7574 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7575 a comparison, not an assignment.
7577 2007-06-12 Olivier Hainque <hainque@adacore.com>
7579 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7580 Request walking the subtrees only, leaving the current is_lhs/val_only
7582 (convert_non_local_reference): Likewise.
7584 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7586 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7588 2007-06-12 Richard Guenther <rguenther@suse.de>
7590 PR tree-optimization/15353
7591 PR tree-optimization/31657
7592 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7593 * timevar.def: Add TV_TREE_IFCOMBINE.
7594 * tree-pass.h (pass_tree_ifcombine): Declare.
7595 * tree-ssa-ifcombine.c: New file.
7596 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7597 * tree-flow.h (blocks_in_phiopt_order): Declare.
7598 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7599 (tree-ssa-ifcombine.o): New dependencies.
7601 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7603 PR rtl-optimization/32293
7604 * combine.c (simplify_if_then_else): Truncate return from
7605 nonzero_bits() to correct mode.
7607 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7609 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7610 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7612 2007-06-11 Diego Novillo <dnovillo@google.com>
7614 * Makefile.in (reload1.o-warn): Remove.
7616 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7618 * combine.c (subst): Use reg_overlap_mentioned_p
7619 instead of comparing register numbers directly.
7621 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7623 * reload1.c (mark_home_live_1): Use the mode parameter.
7625 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7627 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7628 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7632 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7634 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7636 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7638 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7639 from integer registers.
7640 (FP mode splitters): Handle TFmode.
7642 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7644 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7645 for ref-all pointers that point-to anything.
7647 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7649 * config/arm/arm.c (arm_output_dwarf_dtprel,
7650 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7652 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7654 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7655 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7658 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7660 * tree.c (signed_or_unsigned_type_for): New.
7661 (unsigned_type_for): Use signed_or_unsigned_type_for.
7662 (signed_type_for): Use signed_or_unsigned_type_for.
7663 * tree.h (signed_or_unsigned_type_for): New.
7664 (get_signed_or_unsigned_type): Remove.
7665 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7666 lang_hooks.types.signed_type
7667 (size_diffop): Likewise.
7668 (all_ones_mask_p): Likewise.
7669 (build_range_check): Likewise.
7670 (fold_cond_expr_with_comparison): Likewise.
7671 (fold_cond_expr_with_comparison): Likewise.
7672 (unextend): Likewise.
7673 (extract_muldiv_1): Likewise.
7674 (fold_single_bit_test_into_sign_test): Likewise.
7675 (fold_binary): Likewise.
7676 (fold_ternary): Likewise.
7677 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7678 instead of get_signed_or_unsigned_type.
7679 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7680 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7681 * expr.c (signed_or_unsigned_type_for): Use
7682 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7683 * langhooks.c (get_signed_or_unsigned_type): Remove.
7684 (lhd_signed_or_unsigned_type): Remove.
7685 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7686 signed_or_unsigned_type.
7687 (lhd_signed_or_unsigned_type): Remove.
7688 * expmed.c (make_tree): Use signed_type_for instead of
7689 lang_hooks.types.signed_type.
7690 * c-common.c (same_scalar_type_ignoring_signedness): Use
7691 c_common_signed_type instead of lang_hooks.types.signed_type.
7692 (c_common_unsigned_type): New.
7693 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7694 (shorten_compare): Use c_common_unsigned_type instead of
7695 c_common_signed_or_unsigned_type.
7696 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7698 * convert.c (convert_to_integer): Use signed_type_for instead of
7699 lang_hooks.types.signed_type.
7700 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7701 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7702 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7703 * c-format.c (check_format_types): Use c_common_unsigned_type
7704 instead of unsigned_type_for.
7705 * c-decl.c (groakdeclarator): Likewise.
7706 * c-typeck.c (convert_for_assignment): Likewise.
7707 * c-common.h (c_common_unsigned_type): New.
7709 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7712 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7713 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7715 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7718 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7719 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7721 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7722 Sebastian Pop <sebpop@gmail.com>
7724 * lambda-code.c (remove_iv): New.
7725 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7727 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7729 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7730 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7731 * tree-ssa-loop-prefetch.c: Include optabs.h.
7732 (FENCE_FOLLOWING_MOVNT): New macro.
7733 (struct mem_ref): Add independent_p and storent_p fields.
7734 (record_ref): Initalize the new fields.
7735 (gather_memory_references_ref): Return true if the reference
7737 (gather_memory_references): Check whether all memory accesses
7738 in loop were recorded.
7739 (should_issue_prefetch_p): Return false for nontemporal stores.
7740 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7741 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7742 (determine_loop_nest_reuse): Detect independent memory references.
7743 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7744 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7745 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7746 * config/i386/i386.h (x86_mfence): Declare.
7747 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7748 * config/i386/i386.c (x86_mfence): New variable.
7749 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7751 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7752 * optabs.c (init_optabs): Initialize storent_optab.
7753 * optabs.h (enum optab_index): Add OTI_storent.
7754 (storent_optab): Declare.
7755 * genopinit.c (optabs): Add initialization for storent_optab.
7756 * tree.h (MOVE_NONTEMPORAL): New macro.
7757 * expr.c (expand_assignment, store_expr, store_constructor_field,
7758 store_constructor, store_field, expand_expr_real_1): Propagate
7759 nontemporality of the expanded store.
7760 (emit_storent_insn): New function.
7761 * expr.h (expand_assignment, store_expr): Declaration changed.
7762 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7763 to expand_assignment.
7764 * stmt.c (expand_asm_expr): Ditto.
7765 * calls.c (initialize_argument_information): Pass false as
7766 nontemporality to store_expr.
7767 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7770 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7772 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7774 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7776 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7778 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7779 and allow DECL_P here.
7781 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7783 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7784 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7785 track of the size of the expression.
7786 * cfghooks.c (merge_blocks): Remove block from loops structure only
7787 after call of the merge_blocks hook.
7789 2007-06-09 Tom Tromey <tromey@redhat.com>
7791 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7792 (deprecated_state): Removed.
7793 (start_decl): Update.
7794 (enum deprecated_states): Moved earlier.
7795 (groktypename): Update.
7796 (push_parm_decl): Likewise.
7797 (grokfield): Likewise.
7798 (start_function): Likewise.
7800 2007-06-09 Ian Lance Taylor <iant@google.com>
7802 PR tree-optimization/32169
7803 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7804 CONVERT_EXPR, check whether min and max both converted to an
7805 overflow infinity representation.
7807 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7809 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7810 not inserted on the edge.
7812 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7814 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7815 instructions if they are supported.
7816 (__divsi3, __umodsi3, __modsi3): Likewise.
7817 (__ashldi3, __ashrdi3, __lshrdi3): New.
7818 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7820 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7821 Tony Linthicum <tony.linthicum@amd.com>
7823 * doc/invoke.texi: Add fvect-cost-model flag.
7824 * common.opt (fvect-cost-model): New flag.
7825 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7826 cost fields in stmt_vec_info struct for STMT.
7827 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7828 fields in stmt_vec_info struct and access functions for the same.
7829 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7830 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7831 load, store and vector to scalar operation.
7832 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7833 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7834 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7835 (TARG_VEC_STORE_COST): Define cost of vector store.
7836 (vect_estimate_min_profitable_iters): Define new function.
7837 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7838 check to evaluate if loop iterations are less than minimum profitable
7839 iterations determined by cost model or minimum vect loop bound defined
7840 by user, whichever is more conservative.
7841 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7842 run-time check to evaluate if loop iterations are less than minimum
7843 profitable iterations determined by cost model or minimum vect loop
7844 bound defined by user, whichever is more conservative.
7845 (vect_estimate_min_profitable_iterations): New function to estimate
7846 mimimimum iterartions required for vector version of loop to be
7847 profitable over scalar version.
7848 (vect_model_reduction_cost): New function.
7849 (vect_model_induction_cost): New function.
7850 (vect_model_simple_cost): New function.
7851 (vect_cost_strided_group_size): New function.
7852 (vect_model_store_cost): New function.
7853 (vect_model_load_cost): New function.
7854 (vectorizable_reduction): Call vect_model_reduction_cost during
7856 (vectorizable_induction): Call vect_model_induction_cost during
7858 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7859 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7860 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7861 vectorizable_promotion, vectorizable_demotion): Call
7862 vect_model_simple_cost during analysis phase.
7864 2007-06-08 Simon Baldwin <simonb@google.com>
7866 * reg-stack.c (get_true_reg): Readability change. Moved default case
7867 label into direct switch statement scope.
7869 2007-06-08 Simon Baldwin <simonb@google.com>
7871 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7872 in gcc_assert() with '==' comparison.
7874 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7876 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7877 TARGET_ABM handling of x86_popcnt variable.
7879 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7881 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7882 __builtin_copysignq and __builtin_infq built-in functions.
7884 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7886 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7887 SSE4.2 section. Correct built-in function names in SSE4A section.
7889 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7891 PR tree-optimization/32243
7892 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7893 for ncopies after ratio check between nunits_out and nunits_in.
7894 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7896 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7898 PR tree-optimization/32224
7899 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7900 vectorization upon a non GIMPLE_MODIFY_STMT.
7902 2007-06-08 Christian Bruel <christian.bruel@st.com>
7905 * config/sh/sh.md (doloop_end): New pattern and splitter.
7906 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7908 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7911 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7913 (verify_dominators): Do not change dominance tree.
7915 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7917 * config/sh/constraints.md: New file.
7918 * config/sh/sh.c: Include tm-constrs.h.
7919 (reg_class_from_letter): Remove.
7920 (prepare_cbranch_operands): Use satisfies_constraint_*
7921 function instead of macro.
7922 (andcosts, broken_move, sh_secondary_reload): Likewise.
7923 * config/sh/predicates.md (trapping_target_operand): Likewise.
7924 (and_operand, arith_operand, arith_reg_or_0_operand,
7925 cmp_operand, logical_operand, target_operand,
7926 ua_address_operand, ua_offset, xor_operand): Likewise.
7927 * config/sh/sh.md: Include constraints.md.
7928 (*movsicc_t_false): Use satisfies_constraint_* function
7930 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7931 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7932 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7933 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7934 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7935 (REG_CLASS_FROM_CONSTRAINT): Remove.
7936 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7937 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7938 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7939 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7940 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7941 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7942 function instead of macro.
7943 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7944 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7945 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7946 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7947 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7948 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7949 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7950 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7951 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7952 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7953 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7954 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7955 EXTRA_CONSTRAINT_STR): Likewise.
7956 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7958 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7960 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7962 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7965 * c-common.h (flag_cpp0x): Replaced by...
7966 (cxx_dialect): ... this new variable specifying the C++ dialect that
7968 * c-common.c (flag_cpp0x): Removed.
7969 (cxx_dialect): Defined.
7970 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7972 * c-opts.c (c_common_post_options): Likewise.
7973 (set_std_cxx98): Set cxx_dialect to cxx98.
7974 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7976 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7977 Hui-May Chang <hm.chang@apple.com>
7979 * doc/invoke.texi (Darwin Options): Update documentation for
7980 -mmacosx-version-min.
7981 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7982 * config/darwin-driver.c: New file.
7983 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7984 * config/t-darwin (darwin-driver.o): New rule.
7986 * config/darwin-c.c (version_as_macro): Ignore low digit.
7988 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7990 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7991 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7992 (CSGNMODE): New mode macro.
7993 (CSGNVMODE): New mode attribute.
7994 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7995 expander using CSGNMODE mode macro. Handle TFmode.
7996 (copysign<mode>3_const): Rename from copysignsf3_const and
7997 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7999 (copysign<mode>3_var): Rename from copysignsf3_var and
8000 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8002 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8003 mode macro. Handle TFmode.
8004 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8005 (iortf3, *iortf3): Ditto.
8006 (xortf3, *xortf3): Ditto.
8007 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8008 TFmode and TImode masks.
8009 (ix86_expand_copysign): Expand TFmode copysign insn.
8010 (IX86_BUILTIN_INFQ): New.
8011 (IX86_BUILTIN_FABSQ): Ditto.
8012 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8013 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8014 [__builtin_fabsq]: Ditto.
8015 [__builtin_copysignq]: Ditto.
8016 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8017 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8018 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8019 ix86_expand_binop_builtin().
8021 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8023 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8025 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8028 * rtl.h (push_to_sequence2): New.
8029 * emit-rtl.c (push_to_sequence2): New.
8030 * function.c (assign_parm_data_all): Add new fields.
8031 (assign_parm_setup_block): Call push_to_sequence2 instead of
8033 (assign_parm_setup_reg): Ditto.
8034 (assign_parm_setup_stack): Ditto.
8035 (assign_parms_unsplit_complex): Ditto.
8036 (assign_parms): Change field name.
8038 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8040 PR tree-optimization/32220
8041 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8042 phi node is reached before defining statement.
8044 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8047 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8048 after changing the right hand side of the assignment.
8050 2007-06-06 Eric Christopher <echristo@apple.com>
8052 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8053 (x86_64-*-darwin*): Ditto.
8054 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8055 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8057 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8059 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8061 (add_key): Likewise.
8062 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8063 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8065 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8067 (add_cost_one_coalesce): Likewise.
8068 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8069 variable names. Rename orig to orig_name for consistency.
8070 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8072 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8074 (record_equivalences_from_stmt): Likewise.
8075 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8076 the coding conventions.
8077 (memory_ssa_name_same): Likewise.
8078 (dse_optimize_stmt): Likewise.
8079 (dse_record_phis): Likewise.
8080 (dse_finalize_block): Likewise.
8081 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8082 keywords as variable names.
8083 (may_move_till): Cast according to the coding conventions.
8084 (force_move_till_expr): Avoid using C++ keywords as variable names.
8085 (force_move_till): Cast according to the coding conventions.
8086 (memref_hash): Likewise.
8087 (memref_eq): Likewise.
8088 (gather_mem_refs_stmt): Likewise.
8089 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8090 using C++ keywords as variable names.
8091 (idx_find_step): Cast according to the coding conventions.
8092 (idx_record_use): Likewise.
8093 (find_depends): Likewise.
8094 (prepare_decl_rtl): Likewise.
8095 (mbc_entry_hash): Likewise.
8096 (mbc_entry_eq): Likewise.
8097 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8098 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8099 (idx_infer_loop_bounds): Cast according to the coding conventions.
8100 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8101 * tree-ssa-math-opts.c (occ_new ): Likwise.
8102 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8104 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8106 (add_use_op): Likewise.
8107 (add_vop): Likewise.
8108 (add_vuse_op): Likewise.
8109 (add_vdef_op): Likewise.
8110 (get_expr_operands): Likewise.
8111 (push_stmt_changes): Use type safe memory macros.
8112 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8113 keywords as variable names.
8114 (conditional_replacement): Likewise.
8115 (minmax_replacement): Likewise.
8116 (abs_replacement): Likewise.
8117 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8119 (insert_fake_stores): Avoid using C++ keywords as variable names.
8120 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8122 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8123 (heapvar_insert): Use type safe memory macros.
8124 (new_var_info): Cast according to the coding conventions.
8125 (new_constraint): Likewise.
8126 (remove_preds_and_fake_succs): Use type safe memory macros.
8127 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8129 (thread_single_edge): Likewise.
8130 (thread_through_loop_header): Likewise.
8132 2007-06-06 Eric Christopher <echristo@apple.com>
8134 * config/i386/i386.c (override_options): Move handling
8135 of TARGET_SUBTARGET* earlier.
8137 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8139 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8142 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8144 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8145 emited outside of basic block.
8146 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8148 * rtl.h (delete_insn_chain): Declaration changed.
8149 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8151 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8152 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8153 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8154 to delete_insn_chain.
8155 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8156 do not have bb field set.
8157 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8159 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8160 * cfgcleanup.c (try_optimize_cfg): Ditto.
8162 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8164 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8165 (lambda_body_vector_new): Use type safe memory macros.
8166 (lambda_linear_expression_new): Likewise.
8167 (lambda_loopnest_new): Likewise.
8168 (lambda_lattice_new): Likewise.
8169 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8170 conventions. Use type safe memory macros.
8171 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8172 (lambda_body_vector_s): Likewise.
8173 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8174 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8176 2007-06-06 Richard Guenther <rguenther@suse.de>
8178 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8179 if we need to schedule cfg_cleanup.
8180 (tree_ssa_forward_propagate_single_use_vars): Do so.
8182 2007-06-06 Ian Lance Taylor <iant@google.com>
8184 * fold-const.c (merge_ranges): If range_successor or
8185 range_predecessor fail, just return 0.
8187 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8189 PR tree-optimization/32216
8190 * tree-vectorizer.c (supportable_widening_operation): Determine
8191 signedness of FIX_TRUNC_EXPR from output operand.
8192 (supportable_narrowing_operation): Ditto.
8193 * tree-vect-generic.c (expand_vector_operations_1): Determine
8194 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8197 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8199 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8200 (struct pta): ...from here. Change flags to unsigned to avoid
8201 excessive casting (as it is used as a bit mask).
8202 (override_options): Add casts according to the coding convenventions.
8203 (x86_64_elf_unique_section): Likewise.
8204 (examine_argument): Avoid using C++ keywords as variable names.
8205 (construct_container): Likewise.
8206 (legitimize_pic_address): Likewise.
8207 (get_dllimport_decl): Cast according to the coding conventions. Use
8208 type safe memory macros.
8209 (legitimize_address): Cast according to the coding conventions.
8210 (emit_i387_cw_initialization): Corrected the type of slot to enum
8212 (ix86_init_machine_status): Use type safe memory macros.
8213 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8214 (bdesc_pcmpistr): Likewise.
8215 (bdesc_crc32): Likewise.
8216 (bdesc_sse_3arg): Likewise.
8217 (bdesc_2arg): Likewise.
8218 (bdesc_1arg): Likewise.
8219 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8220 (ix86_expand_sse_pcmpistr): Likewise.
8221 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8222 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8223 int to match the langhook definition.
8224 (ix86_builtin_conversion): Change the type of code to unsigned init to
8225 match the langhook definition.
8226 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8228 (ix86_preferred_output_reload_class): Likewise.
8229 (ix86_cannot_change_mode_class): Likewise.
8230 (ix86_memory_move_cost): Likewise.
8231 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8232 avoid excessive casting later on.
8233 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8235 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8238 as flags setting insn.
8239 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8241 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8243 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8244 (UNSPEC_ROUND): New.
8245 ("sse4_1_round<mode>2"): New insn pattern.
8246 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8248 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8249 expander using SSEMODEF mode macro. Expand using
8250 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8251 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8252 expander using SSEMODEF mode macro. Expand using
8253 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8254 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8255 expander using SSEMODEF mode macro. Expand using
8256 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8257 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8258 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8259 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8262 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8263 Sebastian Pop <sebpop@gmail.com>
8265 * lambda.h (build_linear_expr): New.
8266 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8267 Use build_linear_expr, call fold and force_gimple_operand.
8268 (lambda_loopnest_to_gcc_loopnest): Check that there is
8269 something to insert.
8270 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8272 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8274 PR preprocessor/23479
8275 * doc/extend.texi: Document the 0b-prefixed binary integer
8278 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8280 PR tree-optimization/32215
8281 * tree-vectorizer.c (supportable_widening_operation): Return false
8282 for unsupported FIX_TRUNC_EXPR tree code.
8283 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8285 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8287 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8288 register on SPE targets. Change documentation to reflect
8290 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8291 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8292 out of the register allocation pool.
8293 (rs6000_reg_live_or_pic_offset_p): New function.
8294 (rs6000_emit_prologue): Move the actual saving of LR up to free
8295 r0 for holding r11. Split saving of SPE 64-bit registers into
8296 its own case. Ensure that offsets will always be in-range for
8297 'evstdd' by using r11 as a scratch register to point at the start
8298 of the SPE save area. Save r11 if necessary, as it is the static
8300 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8301 into its own case. Ensure that offsets will always be in-range
8302 for 'evldd' by using r11 as a scratch register to point at the
8303 start of the SPE save area. Also adjust r11 when restoring
8304 the stack pointer to compensate for pre-loading r11.
8306 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8308 * cfg.c (init_flow): Use type safe memory macros.
8309 (alloc_block): Likewise.
8310 (unchecked_make_edge): Likewise.
8311 (dump_flow_info): Avoid using C++ keywords as variable names.
8312 (copy_original_table_clear): Cast according to the coding conventions.
8313 (copy_original_table_set): Likewise.
8314 * cfgexpand (label_rtx_for_bb): Likewise.
8315 (expand_gimple_basic_block): Likewise.
8316 * cfghooks.c (dump_bb): Likewise.
8317 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8319 (lv_add_condition_to_bb): Likewise.
8320 * cfglayout (relink_block_chain): Cast according to the coding
8322 (fixup_reorder_chain): Likewise.
8323 (fixup_fallthru_exit_predecessor): Likewise.
8324 * cfgloop.c (glb_enum_p): Likewise.
8325 (get_exit_description): Likewise.
8326 (dump_recorded_exit): Likewise.
8327 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8328 (struct loop): ... from here.
8329 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8331 * cfgrtl.c (rtl_create_basic_block): Likewise.
8332 (rtl_split_block): Likewise.
8333 (rtl_dump_bb): Likewise.
8334 (cfg_layout_split_block): Likewise.
8335 (init_rtl_bb_info): Use typesafe memory macros.
8337 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8338 * graphds.h: Updated all usages of edge to graph_edge.
8339 * graphds.c: Likewise.
8340 * cfgloopanal.c: Likewise.
8342 2007-06-05 Ian Lance Taylor <iant@google.com>
8344 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8345 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8346 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8348 (test_for_singularity): Likewise.
8350 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8352 * config/i386/constraints.md ("Y2"): Replaced by ...
8354 * config/i386/i386.md: Likewise.
8355 * config/i386/mmx.md: Likewise.
8356 * config/i386/sse.md: Likewise.
8358 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8360 * config/i386/constraints.md ("z"): Replaced by ...
8362 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8363 (sse4_1_blendvps): Likewise.
8364 (sse4_1_pblendvb): Likewise.
8365 (sse4_2_pcmpestr): Likewise.
8366 (sse4_2_pcmpestrm): Likewise.
8367 (sse4_2_pcmpestr_cconly): Likewise.
8368 (sse4_2_pcmpistr): Likewise.
8369 (sse4_2_pcmpistrm): Likewise.
8370 (sse4_2_pcmpistr_cconly): Likewise.
8372 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8374 * matrix-reorg.c (transform_access_sites): Fix computation.
8375 (transform_allocation_sites): Same.
8377 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.c (override_options): Use
8380 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8382 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8384 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8385 (nonimm_not_xmm0_operand): Ditto.
8386 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8387 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8388 as operand[2] predicate. Require "z" class XMM register for
8389 operand[3]. Adjust asm template.
8390 ("sse4_1_blendvpd"): Ditto.
8391 ("sse4_1_pblendvb"): Ditto.
8392 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8393 force op2 into xmm0 register for variable blend instructions.
8395 2007-06-04 Tom Tromey <tromey@redhat.com>
8397 * c-tree.h (start_enum): Update.
8398 (build_enumerator): Likewise.
8399 * c-decl.c (enum_next_value): Removed.
8400 (enum_overflow): Likewise.
8401 (start_enum): Add c_enum_contents argument. Don't use globals.
8402 (build_enumerator): Likewise.
8403 * c-tree.h (struct c_enum_contents): New struct.
8405 2007-06-04 Tom Tromey <tromey@redhat.com>
8407 * c-common.c (c_common_get_alias_set): Fix indentation.
8409 2007-06-04 Ian Lance Taylor <iant@google.com>
8411 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8412 to overflow, reduce overflow infinity to regular infinity.
8413 (vrp_var_may_overflow): New static function.
8414 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8416 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8418 * stor-layout.c (layout_type): Remove duplicate code.
8420 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8423 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8424 before build_common_builtin_nodes ().
8426 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8429 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8431 2007-06-04 Jan Hubicka <jh@suse.cz>
8433 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8434 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8435 instead of _stat version.
8437 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8439 PR tree-optimization/32194
8440 * tree-predcom.c (determine_offset): Check that both references have
8443 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8445 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8446 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8447 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8448 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8449 Add argument to iterate_fix_dominators call.
8450 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8451 * gcse.c (hoist_code): Change domby to vector.
8452 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8453 Add argument to iterate_fix_dominators call.
8454 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8455 recompute_dominator.
8456 * lambda-code.c (perfect_nestify): Ditto.
8457 * cfgloopanal.c: Include graphds.h.
8458 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8459 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8460 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8462 * graphds.c: New file.
8463 * graphds.h: New file.
8464 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8465 (get_dominated_by, get_dominated_by_region): Change return type to
8467 (verify_dominators): Recompute all dominators and compare the results.
8468 (recount_dominator): Renamed to ...
8469 (recompute_dominator): ... this. Do not check that the block is
8471 (iterate_fix_dominators): Reimplemented.
8472 (prune_bbs_to_update_dominators, root_of_dom_tree,
8473 determine_dominators_for_sons): New functions.
8474 * et-forest.c (et_root): New function.
8475 * et-forest.h (et_root): Declare.
8476 * Makefile.in (graphds.o): Add.
8477 (cfgloopanal.o): Add graphds.h dependency.
8478 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8479 * basic-block.h (get_dominated_by, get_dominated_by_region,
8480 iterate_fix_dominators): Declaration changed.
8481 (recount_dominator): Renamed to ...
8482 (recompute_dominator): ... this.
8483 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8484 (thread_through_all_blocks): Do not free dominance info.
8486 2007-06-03 Andreas Schwab <schwab@suse.de>
8488 * config/m68k/m68k.c (override_options): Don't override
8490 * config/m68k/m68k-modes.def (SF, DF): Define to use
8491 motorola_single_format and motorola_double_format, resp.
8492 * real.c (motorola_single_format): Renamed from
8493 coldfire_single_format.
8494 (motorola_double_format): Renamed from coldfire_double_format.
8495 (encode_ieee_extended): Generate a proper canonical NaN image
8496 respecting canonical_nan_lsbs_set.
8497 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8499 * real.h: Adjust declarations.
8501 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8504 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8505 the symbol is generated with the stack protector.
8507 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8509 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8510 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8512 * doc/extend.texi (interrupt): Mention m68k.
8514 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8516 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8517 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8518 (ix86_expand_sse_pcmpestr): Do not check operands for
8519 "register_operand", when insn operand predicate is "register_operand".
8520 (ix86_expand_sse_pcmpistr): Ditto.
8522 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8523 Uros Bizjak <ubizjak@gmail.com>
8525 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8526 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8527 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8528 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8529 * config/i386/constraints.md ("z"): New register constraint
8530 for members of SSE_FIRST_REG class.
8531 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8532 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8533 SSE_FIRST_REG class.
8534 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8535 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8536 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8537 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8538 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8539 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8540 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8541 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8542 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8543 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8544 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8545 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8546 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8547 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8548 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8549 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8550 (struct builtin_description): Change "flag" field to unsigned.
8551 (bdesc_pcmpestr): New builtin description table.
8552 (bdesc_pcmpistr): Likewise.
8553 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8554 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8555 Initialize pcmp[ei]str[im] insns for SSE4.2.
8556 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8557 (ix86_expand_sse_pcmpistr): Likewise.
8558 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8559 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8560 (UNSPEC_PCMPISTR): Likewise.
8561 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8562 (sse4_2_pcmpestri):New isns pattern.
8563 (sse4_2_pcmpestrm): Likewise.
8564 (sse4_2_pcmpestr_cconly): Likewise.
8565 (sse4_2_pcmpistr): New insn patern and splitter.
8566 (sse4_2_pcmpistri):New isns pattern.
8567 (sse4_2_pcmpistrm): Likewise.
8568 (sse4_2_pcmpistr_cconly): Likewise.
8569 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8572 2007-06-01 David Daney <ddaney@avtrex.com>
8574 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8575 LOADGP_ABSOLUTE and not binds_local_p.
8577 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8579 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8581 2007-06-01 Ian Lance Taylor <iant@google.com>
8583 * tree-vrp.c (compare_name_with_value): Always set
8584 used_strict_overflow if we get a result from the variable itself.
8586 2007-06-01 Ian Lance Taylor <iant@google.com>
8588 PR rtl-optimization/31455
8589 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8590 subregs which have a cast between modes which are not tieable.
8592 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8594 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8595 breaks after return statements.
8597 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8599 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8600 only after no_new_pseudos.
8602 2007-05-31 Eric Christopher <echristo@apple.com>
8604 * expr.c (convert_move): Assert that we don't have a BLKmode
8606 (store_expr): Handle BLKmode moves by calling emit_block_move.
8608 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8610 * c-typeck.c (build_indirect_ref): Include type in error message.
8611 (build_binary_op): Pass types to binary_op_error.
8612 * c-common.c (binary_op_error): Take two type arguments, print out
8614 * c-common.h (binary_op_error): Update prototype.
8616 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8618 * config/i386/i386.c: Correct coments on -mno-sse4.
8620 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8622 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8623 (x86_64-*-*): Likewise.
8624 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8625 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8626 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8627 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8628 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8629 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8630 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8631 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8632 (OPTION_MASK_ISA_SSE4): Likewise.
8633 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8634 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8635 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8636 (override_options): Support SSE4.2.
8637 (ix86_build_const_vector): Support SImode and DImode.
8638 (ix86_build_signbit_mask): Likewise.
8639 (ix86_expand_int_vcond): Support V2DImode.
8640 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8641 (IX86_BUILTIN_CRC32HI): Likewise.
8642 (IX86_BUILTIN_CRC32SI): Likewise.
8643 (IX86_BUILTIN_CRC32DI): Likewise.
8644 (IX86_BUILTIN_PCMPGTQ): Likewise.
8645 (bdesc_crc32): Likewise.
8646 (bdesc_sse_3arg): Likewise.
8647 (ix86_expand_crc32): Likewise.
8648 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8649 (ix86_expand_builtin): Likewise.
8650 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8651 __SSE4_2__ for -msse4.2.
8652 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8653 (CRC32MODE): Likewise.
8654 (crc32modesuffix): Likewise.
8655 (crc32modeconstraint): Likewise.
8656 (sse4_2_crc32<mode>): Likewise.
8657 (sse4_2_crc32di): Likewise.
8658 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8660 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8661 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8662 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8663 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8664 (vcondu<mode>): Likewise.
8665 * doc/extend.texi: Document SSE4.2 built-in functions.
8666 * doc/invoke.texi: Document -msse4.2/-msse4.
8668 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8670 PR tree-optimization/32160
8671 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8672 variable as gimple reg.
8673 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8675 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8677 * gcc.c (main): Don't consider linker options when issuing the
8678 warning about a linker input file not being used.
8680 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8682 * tree-vrp.c (compare_names): Initialize sop.
8684 2007-05-30 Dirk Mueller <dmueller@suse.de>
8686 * cgraphunit.c (cgraph_analyze_function): Remove
8687 computation of inline parameters.
8689 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8691 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8693 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8695 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8696 Add vx-common.h. Include vxworks.h between vx-common.h and
8698 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8700 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8701 (TARGET_ASM_DESTRUCTOR): Likewise.
8702 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8703 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8704 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8705 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8706 (VXWORKS_ENDIAN_SPEC): Define.
8707 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8708 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8709 VXWORKS_* equivalents.
8710 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8711 (ASM_FILE_START): Delete.
8712 (TARGET_VERSION): Reformat.
8713 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8714 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8715 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8716 (FPBIT, DPBIT): Define.
8717 (fp-bit.c, dp-bit.c): New rules.
8718 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8719 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8720 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8721 * config/arm/arm.h: Include vxworks-dummy.h.
8722 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8723 Mark with ATTRIBUTE_UNUSED.
8724 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8725 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8726 make it incompatible with -msingle-pic-base.
8727 (arm_function_ok_for_sibcall): Return false for calls that might
8728 go through a VxWorks PIC PLT entry.
8729 (require_pic_register): New function, split out from...
8730 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8732 (arm_load_pic_register): Handle the VxWorks RTP initialization
8733 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8734 (arm_emit_call_insn): New function.
8735 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8736 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8737 (pic_offset_arm): New pattern.
8738 (call, call_value): Use arm_emit_call_insn.
8739 (call_internal, call_value_internal): New expanders.
8740 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8741 VxWorks unless __PIC__.
8743 2007-05-30 Eric Christopher <echristo@gmail.com>
8745 * genrecog.c: Include regs.h in generated file.
8746 * genemit.c: Ditto. Fix up formatting.
8747 * config/mn10300/constraints.md: New.
8748 * config/mn10300/mn10300.md: Include.
8749 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8750 Fix up for removed macro.
8751 * config/mn10300/predicates.md (call_address_operand): Ditto.
8752 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8753 (CONST_OK_FOR_I): Ditto.
8754 (CONST_OK_FOR_J): Ditto.
8755 (CONST_OK_FOR_K): Ditto.
8756 (CONST_OK_FOR_L): Ditto.
8757 (CONST_OK_FOR_M): Ditto.
8758 (CONST_OK_FOR_N): Ditto.
8759 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8763 (EXTRA_CONSTRAINT): Ditto.
8765 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8767 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8769 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8770 OPTION_MASK_ISA_64BIT.
8771 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8773 2007-05-30 Richard Guenther <rguenther@suse.de>
8776 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8777 types for comparison.
8778 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8779 with original typed arguments.
8780 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8782 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8784 PR tree-optimization/31769
8785 * except.c (duplicate_eh_regions): Clear prev_try if
8786 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8788 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8790 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8791 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8792 bsi of the location where statements should be inserted.
8793 (sink_code_in_bb): Take bsi from statement_sink_location.
8794 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8795 instead of bsi_start.
8796 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8798 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8799 (bsi_move_before): Document inconsistency with bsi_move_after.
8800 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8802 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8804 * config/i386/i386.h (TARGET_ABM): New define.
8805 (TARGET_POPCNT): Ditto.
8806 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8807 New temporary defines to redefine from OPTION_ISA_* defines.
8808 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8809 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8810 (ix86_isa_flags): New extern int declaration.
8811 (TARGET_SUBTARGET_DEFAULT): New define.
8812 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8813 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8814 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8815 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8816 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8817 * config/i386/darwin.h: Change TARGET_64BIT define to
8820 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8821 using existing "ix86_isa_flags" varible.
8822 (m32, m64): Use existing "ix86_isa_flags" variable.
8823 (mmmx, m3dnow): Ditto.
8824 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8825 (mabm): Define as non-negative option using "x86_abm" variable.
8826 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8828 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8829 Rewrite feature test bitmap.
8830 (ix86_isa_flags): New initialized global int varible.
8831 (ix86_isa_flags_explicit): New static int variable.
8832 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8833 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8834 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8835 target_flags_explicit.
8836 (override_options): Remove "target_enable" and "target_disable" fields
8837 from "struct ptt". Update processor_target_table accordingly. Remove
8838 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8839 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8840 "target_flags" and "ix86_isa_flags_explicit" instead of
8841 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8842 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8843 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8844 to true when either of PTA_POPCNT or PTA_ABM is set in
8845 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8846 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8847 processor_alias_table flags entry. Remove handling of
8848 "target_enable" and "target_disable" fields of processor_target_table.
8849 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8850 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8851 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8852 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8853 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8855 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8857 2007-05-29 David Daney <ddaney@avtrex.com>
8860 * config/mips/mips.c (mips_output_mi_thunk): Emit
8861 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8863 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8864 * config/i386/i386.c (ix86_function_regparm): Added checking of
8865 ix86_force_align_arg_pointer to determine the number of
8866 register parameters.
8868 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8870 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8871 (SET_DR_MISALIGNMENT): New.
8872 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8873 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8874 Use SET_DR_MISALIGNMENT.
8875 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8877 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8878 find_loop_nest): Export.
8879 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8880 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8881 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8882 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8884 (struct mem_ref): Add field reuse_distance.
8885 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8886 Initialize reuse_distance field.
8887 (issue_prefetch_ref): Select temporality of prefetch according to
8889 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8890 self_reuse_distance, determine_loop_nest_reuse): New functions.
8891 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8892 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8893 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8896 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8898 * tree-ssa-alias.c: Add aliasing overview.
8900 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8901 Danny Smith <dannysmith@users.sourceforge.net>
8904 * config/i386/t-crtfm: Compile crtfastmath.o with
8905 -minline-all-stringops.
8906 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8907 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8909 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8911 * doc/md.texi: Document constraints on HP PA-RISC.
8913 * pa/constraints.md: New file.
8914 * pa.md: Include constraints.md.
8915 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8916 (integer_store_memory_operand, ldil_cint_p): New functions.
8917 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8918 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8919 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8920 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8921 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8923 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8926 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8927 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8928 case POSTDECREMENT_EXPR>): Return the error_mark_node
8929 if either the real or imaginary parts would an
8932 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8934 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8935 name when we remove it from a call.
8937 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8939 * targhooks.c (default_narrow_bitfield): Remove.
8940 * targhooks.h: Remove the prototype for
8941 default_narrow_bitfield.
8943 * langhooks-def.h: Remove the prototype for
8944 hook_get_alias_set_0.
8945 * langhooks.c (hook_get_alias_set_0): Remove.
8947 * global.c (EXECUTE_IF_CONFLICT): Remove.
8949 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8952 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8953 return true when truth_value_p is true and the type
8956 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8958 * doc/install.texi (Prerequisites): We no longer require Autoconf
8959 2.13 for the top-level.
8961 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8963 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8964 memory access via x86_expand_vector_move_misalign() only for
8965 TImode values on 32-bit targets.
8967 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8969 * matrix-reorg.c: New file. Implement matrix flattening and
8970 transposing optimization.
8971 * tree-pass.h: Add matrix reorg pass.
8972 * common.opt: Add fipa-mreorg flag.
8973 * Makefile.in: Add matrix-reorg.c.
8974 * passes.c: Add matrix reorg pass.
8975 * varpool.c (add_new_static_var): New function.
8976 * cgraph.h (add_new_static_var): Declare.
8978 2007-05-27 Eric Christopher <echristo@apple.com>
8980 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8981 sp_offset depending on stack size. Save r12 depending
8982 on registers we're saving later.
8983 (rs6000_emit_epilogue): Update sp_offset depending only
8986 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8988 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8989 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8990 * ifcvt.c (if_convert): Ditto.
8991 * tree-ssa-threadupdate.c (thread_block): Ditto.
8992 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8993 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8994 verify_loop_closed_ssa): Check number_of_loops instead of
8996 * predict.c (tree_estimate_probability): Ditto.
8997 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8998 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8999 * modulo-sched.c (sms_schedule): Ditto.
9000 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9001 (scev_finalize): Do not do anything if scev analysis was not
9003 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9004 current_loops == NULL.
9005 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9006 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9008 (loop_optimizer_finalize): Assert that loops were analyzed.
9009 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9010 rtl_doloop): Check number_of_loops instead of current_loops.
9011 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9012 current_loops == NULL.
9013 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9014 gate_tree_vectorize tree_linear_transform, check_data_deps,
9015 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9016 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9017 Check number_of_loops instead of current_loops.
9018 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9019 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9020 free loops if available.
9021 (execute_pre): Do not pass do_fre to fini_pre.
9023 2007-05-27 Tobias Burnus <burnus@net-b.de>
9026 * real.c (mpfr_from_real): Fix sign of -Inf.
9028 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9030 * tree-vect-transform.c (vectorizable_conversion): Initialize
9031 tree_code variables to ERROR_MARK.
9032 (vectorizable_type_demotion): Likewise.
9033 (vectorizable_type_promotion): Likewise.
9035 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9038 * config/i386/i386.md (movti): Handle push operands via
9041 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9043 * basic-block.h: Remove the prototype for merge_seq_blocks.
9044 * cfgcleanup.c (merge_seq_blocks): Remove.
9046 * tree-flow.h: Remove the prototype for is_aliased_with.
9047 * tree-ssa-alias.c (is_aliased_with): Remove.
9049 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9053 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9055 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9056 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9057 (vec_unpacks_hi_v16qi): Likewise.
9058 (vec_unpacku_lo_v16qi): Likewise.
9059 (vec_unpacks_lo_v16qi): Likewise.
9060 (vec_unpacku_hi_v8hi): Likewise.
9061 (vec_unpacks_hi_v8hi): Likewise.
9062 (vec_unpacku_lo_v8hi): Likewise.
9063 (vec_unpacks_lo_v8hi): Likewise.
9064 (vec_unpacku_hi_v4si): Likewise.
9065 (vec_unpacks_hi_v4si): Likewise.
9066 (vec_unpacku_lo_v4si): Likewise.
9067 (vec_unpacks_lo_v4si): Likewise.
9069 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9071 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9072 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9073 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9074 follow spelling conventions in various
9075 warning/error/diagnostic messages.
9077 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9078 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9079 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9080 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9081 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9082 * doc/tm.texi: Follow spelling conventions.
9084 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9087 * tree-ssa-forwprop.c
9088 (forward_propagate_addr_into_variable_array_index): Remove
9089 the lhs argument. Use the type of def_rhs instead of lhs.
9090 (forward_propagate_addr_expr_1): Update use of
9091 forward_propagate_addr_into_variable_array_index.
9093 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9094 Nigel Stephens <nigel@mips.com>
9096 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9097 function attributes, "far" being an alias for "long_call".
9098 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9099 (mips_near_type_p, mips_far_type_p): New.
9100 (mips_comp_type_attributes): New function to check that attributes
9101 attached to a function type are compatible.
9102 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9103 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9104 to the target function of the thunk.
9105 (mips_encode_section_info): Check for "near" and "far" function
9106 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9108 * config/mips/predicates.md (const_call_insn_operand): Test only
9109 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9111 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9114 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9115 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9116 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9117 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9119 2007-05-25 Eric Christopher <echristo@apple.com>
9121 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9122 to x86-darwin configurations.
9123 * config/i386/t-darwin: Add softfp support.
9124 * config/i386/t-darwin64: Ditto.
9125 * config/i386/sfp-machine.h: If mach then don't use
9126 aliasing, emit a stub to call.
9128 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9130 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9131 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9132 tree-predcom.c, tree-ssa-alias-warnings.c,
9133 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9134 comment typos. Follow spelling conventions.
9135 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9137 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9140 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9141 constants into memory. Expand unaligned memory references for
9142 SSE modes via x86_expand_vector_move_misalign() function.
9144 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9146 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9147 "memory" attribute for "sseishft" type insn without operands[2].
9149 2007-05-25 Dirk Mueller <dmueller@suse.de>
9150 Marcus Meissner <meissner@suse.de>
9152 * doc/extend.texi (alloc_size): New attribute.
9153 * c-common.c (handle_alloc_size_attribute): New.
9154 * tree-object-size.c (alloc_object_size): Use alloc_size
9155 attribute, if available.
9157 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9159 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9161 (__builtin_ia32_vec_ext_v2di): Likewise.
9162 (__builtin_ia32_vec_ext_v4si): Likewise.
9163 (__builtin_ia32_vec_ext_v8hi): Likewise.
9164 (__builtin_ia32_vec_ext_v16qi): Likewise.
9165 (__builtin_ia32_vec_set_v8hi): Likewise.
9167 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9169 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9171 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9173 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9174 (arm_is_longcall_p): Rename to...
9175 (arm_is_long_call_p): ...this. Take a single tree argument and
9177 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9178 (CUMULATIVE_ARGS): Remove call_cookie.
9179 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9180 (ENCODED_LONG_CALL_ATTR_P): Delete.
9181 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9182 LONG_CALL_FLAG_CHAR cases.
9183 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9184 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9185 ARM_DECLARE_FUNCTION_SIZE.
9186 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9187 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9188 (arm_encode_call_attribute, current_file_function_operand): Delete.
9189 (arm_function_in_section_p): New function.
9190 (arm_is_longcall_p): Rename to...
9191 (arm_is_long_call_p): ...this. Take the target function as a single
9192 argument and return a bool. Do not rely on call cookies. Check
9193 whether the target symbol is in the same section as the current
9194 function, not just the same compilation unit.
9195 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9196 (arm_encode_section_info): Don't encode a call type.
9197 * config/arm/arm.md (call, call_value): Update calls to
9198 arm_is_long(_)call_p. Simplify logic.
9199 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9200 Update calls to arm_is_long(_)call_p.
9202 2007-05-25 Richard Guenther <rguenther@suse.de>
9204 PR tree-optimization/31982
9205 * tree-ssa-forwprop.c
9206 (forward_propagate_addr_into_variable_array_index): Handle arrays
9207 with element size one.
9209 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9211 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9212 (umulsi3_highpart): Likewise.
9214 2007-05-24 Ian Lance Taylor <iant@google.com>
9216 PR rtl-optimization/32069
9217 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9220 2007-05-24 Ollie Wild <aaw@google.com>
9222 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9225 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9227 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9228 (oprs_unchanged_p): Use it to check all registers in a REG.
9229 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9230 (reg_set_between_after_reload_p): Delete.
9231 (reg_used_between_after_reload_p): Likewise.
9232 (reg_set_or_used_since_bb_start): Likewise.
9233 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9234 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9235 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9236 * rtlanal.c (reg_set_p): Check whether REG overlaps
9237 regs_invalidated_by_call, rather than just checking the
9238 membership of REGNO (REG).
9240 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9242 * doc/passes.texi: Document predictive commoning.
9243 * doc/invoke.texi (-fpredictive-commoning): Document.
9244 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9245 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9246 adding indices to the generated name.
9247 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9248 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9249 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9250 (op_symbol_code): ... and exported.
9251 (dump_omp_clause, op_symbol): Use op_symbol_code
9252 instead of op_symbol_1.
9253 * tree-pass.h (pass_predcom): Declare.
9254 * timevar.def (TV_PREDCOM): New timevar.
9255 * tree-ssa-loop.c (run_tree_predictive_commoning,
9256 gate_tree_predictive_commoning, pass_predcom): New.
9257 * tree-data-ref.c (find_data_references_in_loop): Find the
9258 references in dominance order.
9259 (canonicalize_base_object_address): Ensure that the result has
9261 (dr_analyze_innermost): Export.
9262 (create_data_ref): Code to fail for references with invariant
9264 (find_data_references_in_stmt): ... here.
9265 * tree-data-ref.h (dr_analyze_innermost): Declare.
9266 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9267 (aff_combination_find_elt, name_expansion_hash,
9268 name_expansion_eq, tree_to_aff_combination_expand,
9269 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9271 * tree-affine.h (aff_combination_constant_multiple_p,
9272 tree_to_aff_combination_expand): Declare.
9273 * tree-predcom.c: New file.
9274 * common.opt (fpredictive-commoning): New option.
9275 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9276 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9277 * Makefile.in (tree-predcom.o): Add.
9278 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9279 * passes.c (init_optimization_passes): Add dceloop after
9280 copy propagation in loop optimizer. Add predictive commoning
9281 to loop optimizer passes.
9283 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9285 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9288 2007-05-24 Jan Hubicka <jh@suse.cz>
9290 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9292 (genheader): Include statistics.h.
9294 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9296 * print-rtl.c (flag_dump_unnumbered): Update comments.
9297 (print_rtl): Fix my previous change.
9298 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9301 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9304 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9306 (thread_through_all_blocks): Call initialize_original_copy_tables
9307 and free_original_copy_tables.
9308 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9310 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9311 * cfghooks.c (duplicate_block): Use get_loop_copy.
9312 * cfg.c: Include cfgloop.h.
9313 (loop_copy): New hash table.
9314 (initialize_original_copy_tables): Initialize loop_copy table.
9315 (free_original_copy_tables): Free loop_copy table.
9316 (copy_original_table_clear, copy_original_table_set,
9317 set_loop_copy, get_loop_copy): New functions.
9318 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9319 * cfgloop.h (struct loop): Remove copy field.
9320 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9321 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9323 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9325 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9326 -msse/-msse2/-msse3.
9328 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9330 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9331 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9333 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9336 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9337 * targhooks.h (default_mangle_decl_assembler_name): Declare
9339 * targhooks.c (default_mangle_decl_assembler_name): Define
9341 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9343 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9344 * langhooks.c (lhd_set_decl_assembler_name): Call
9345 targetm.mangle_decl_assembler_name for names with global scope.
9347 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9349 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9350 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9352 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9353 New. Factored out of i386_pe_encode_section_info.
9354 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9355 Move check for prior decoration of stdcall
9356 symbols to i386_pe_encode_section_info.
9357 (i386_pe_encode_section_info): Adjust call to
9358 gen_stdcall_or_fastcall_suffix. Use
9359 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9360 (i386_pe_mangle_decl_assembler_name): New. Wrap
9361 i386_pe_maybe_mangle_decl_assembler_name.
9363 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9365 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9366 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9367 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9368 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9369 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9372 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9373 Nigel Stephens <nigel@mips.com>
9374 Richard Sandiford <richard@codesourcery.com>
9376 Fix up MIPS16 hard float and add support for complex.
9378 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9379 (TARGET_SOFT_FLOAT_ABI): New.
9380 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9381 __mips_soft_float to reflect the ABI in use, not whether the
9382 FPU is directly accessible (e.g., in MIPS16 mode).
9383 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9384 (UNITS_PER_FPVALUE): Likewise.
9386 * config/mips/mips.c (mips_expand_call): Remove redundant
9387 TARGET_MIPS16 check.
9388 (mips_arg_regno): New.
9389 (function_arg_advance): When setting bits in cum->fp_code for
9390 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9392 (function_arg): Use mips_arg_regno.
9393 (mips_return_mode_in_fpr_p): New.
9394 (mips16_call_stub_mode_suffix): New.
9395 (mips16_cfun_returns_in_fpr_p): New.
9396 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9397 (mips_output_function_prologue): Test mips16_hard_float, not
9398 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9399 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9400 return value into a floating-point register.
9401 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9402 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9403 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9404 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9405 word of double arguments from or to the high bits of 64-bit
9406 floating point registers.
9407 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9408 (mips16_fpret_double): New helper function.
9409 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9410 support for complex modes. Fill in DECL_RESULT for stubdecl.
9411 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9413 * config/mips/mips16.S
9414 (RET, ARG1, ARG2): New.
9415 (MERGE_GPRf, MERGE_GPRt): New.
9416 (DELAYt, DELAYf): New.
9417 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9418 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9419 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9420 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9421 (SFOP): Renamed to...
9422 (OPSF3): This, and macro-ified. Updated all uses.
9423 (SFOP2): Renamed to...
9424 (OPSF2): This, and macro-ified. Updated all uses.
9425 (SFCMP): Renamed to...
9426 (CMPSF): This, and macro-ified. Updated all uses.
9427 (SFREVCMP): Renamed to...
9428 (REVCMPSF): This, and macro-ified. Updated all uses.
9429 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9430 (LDDBL1, LDDBL2, RETDBL): Deleted.
9431 (DFOP): Renamed to...
9432 (OPDF3): This, and macro-ified. Updated all uses.
9433 (DFOP2): Renamed to...
9434 (OPDF2): This, and macro-ified. Updated all uses.
9435 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9436 (DFCMP): Renamed to...
9437 (CMPDF): This, and macro-ified. Updated all uses.
9438 (DFREVCMP): Renamed to...
9439 (REVCMPDF): This, and macro-ified. Updated all uses.
9440 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9441 (RET_FUNCTION): New.
9442 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9443 (__mips16_ret_sc, __mips16_ret_dc): New.
9444 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9445 STUB_ARGS_6, STUB_ARGS_10): New.
9446 (CALL_STUB_NO_RET): New.
9447 (__mips16_call_stub_1): Macro-ified.
9448 (__mips16_call_stub_5): Macro-ified.
9449 (__mips16_call_stub_2): Macro-ified.
9450 (__mips16_call_stub_6): Macro-ified.
9451 (__mips16_call_stub_9): Macro-ified.
9452 (__mips16_call_stub_10): Macro-ified.
9453 (CALL_STUB_RET): New.
9454 (__mips16_call_stub_sf_0): Macro-ified.
9455 (__mips16_call_stub_sf_1): Macro-ified.
9456 (__mips16_call_stub_sf_5): Macro-ified.
9457 (__mips16_call_stub_sf_2): Macro-ified.
9458 (__mips16_call_stub_sf_6): Macro-ified.
9459 (__mips16_call_stub_sf_9): Macro-ified.
9460 (__mips16_call_stub_sf_10): Macro-ified.
9461 (__mips16_call_stub_df_0): Macro-ified.
9462 (__mips16_call_stub_df_1): Macro-ified.
9463 (__mips16_call_stub_df_5): Macro-ified.
9464 (__mips16_call_stub_df_2): Macro-ified.
9465 (__mips16_call_stub_df_6): Macro-ified.
9466 (__mips16_call_stub_df_9): Macro-ified.
9467 (__mips16_call_stub_df_10): Macro-ified.
9468 (__mips16_call_stub_sc_0): New.
9469 (__mips16_call_stub_sc_1): New.
9470 (__mips16_call_stub_sc_5): New.
9471 (__mips16_call_stub_sc_2): New.
9472 (__mips16_call_stub_sc_6): New.
9473 (__mips16_call_stub_sc_9): New.
9474 (__mips16_call_stub_sc_10): New.
9475 (__mips16_call_stub_dc_0): New.
9476 (__mips16_call_stub_dc_1): New.
9477 (__mips16_call_stub_dc_5): New.
9478 (__mips16_call_stub_dc_2): New.
9479 (__mips16_call_stub_dc_6): New.
9480 (__mips16_call_stub_dc_9): New.
9481 (__mips16_call_stub_dc_10): New.
9483 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9484 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9485 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9487 2007-05-23 Ian Lance Taylor <iant@google.com>
9489 * doc/invoke.texi (Invoking GCC): Document that the order of the
9492 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9495 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9496 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9497 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9501 * config/score/score.c (score_print_operand): Make sure that only
9502 lower bits are used.
9504 2007-05-22 Ian Lance Taylor <iant@google.com>
9506 * tree-vrp.c (avoid_overflow_infinity): New static function,
9507 broken out of set_value_range_to_value.
9508 (set_value_range_to_value): Call avoid_overflow_infinity.
9509 (extract_range_from_assert): Likewise.
9511 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9514 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9515 change the type before looking for a COMPOUND_EXPR.
9517 2007-05-22 Ian Lance Taylor <iant@google.com>
9519 * lower-subreg.c (decompose_multiword_subregs): If we change an
9520 insn, call remove_retval_note on it.
9522 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9524 * regs.h (end_hard_regno): New function.
9525 (END_HARD_REGNO, END_REGNO): New macros.
9526 (add_to_hard_reg_set): New function.
9527 (remove_from_hard_reg_set): Likewise.
9528 (in_hard_reg_set_p): Likewise.
9529 (overlaps_hard_reg_set_p): Likewise.
9530 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9531 (note_btr_set): Use END_HARD_REGNO.
9532 * caller-save.c (setup_save_areas): Use end_hard_regno.
9533 (mark_set_regs): Use END_HARD_REGNO.
9534 (add_stored_regs): Use end_hard_regno.
9535 (mark_referenced_regs): Use add_to_hard_reg_set.
9536 * combine.c (update_table_tick): Use END_REGNO.
9537 (record_value_for_reg): Likewise.
9538 (record_dead_and_set_regs): Likewise.
9539 (get_last_value_validate): Likewise.
9540 (use_crosses_set_p): Likewise.
9541 (reg_dead_at_p_1): Likewise.
9542 (reg_dead_at_p): Likewise.
9543 (mark_used_regs_combine): Use add_to_hard_reg_set.
9544 (move_deaths): Use END_HARD_REGNO.
9545 (reg_bitfield_target_p): Use end_hard_regno.
9546 (distribute_notes): Use END_HARD_REGNO.
9547 * cse.c (mention_regs): Use END_REGNO.
9548 (insert): Use add_to_hard_reg_set.
9549 (invalidate): Use END_HARD_REGNO.
9550 (invalidate_for_call): Likewise.
9551 (exp_equiv_p): Use END_REGNO.
9552 (cse_insn): Likewise.
9553 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9554 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9555 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9556 * function.c (keep_stack_depressed): Use end_hard_regno.
9557 * global.c (global_alloc): Use end_hard_regno.
9558 (global_conflicts): Use add_to_hard_reg_set instead of
9560 (find_reg): Likewise.
9561 (mark_reg_store): Likewise.
9562 (mark_reg_conflicts): Likewise.
9563 (mark_reg_death): Use remove_from_hard_reg_set.
9564 (mark_reg_live_nc): Delete.
9565 (set_preference): Use end_hard_regno.
9566 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9567 remove_from_hard_reg_set.
9568 (post_mark_life): Use add_to_hard_reg_set.
9569 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9570 (reg_becomes_live): Use add_to_hard_reg_set.
9571 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9572 (peep2_find_free_register): Use add_to_hard_reg_set.
9573 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9574 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9575 * regrename.c (note_sets): Use add_to_hard_reg_set.
9576 (clear_dead_regs): Use remove_from_hard_reg_set.
9577 (regrename_optimize): Use add_to_hard_reg_set.
9578 (find_oldest_value_reg): Use in_hard_reg_set_p.
9579 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9580 (hard_reg_set_here_p): Use end_hard_regno.
9581 (decompose): Likewise.
9582 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9583 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9584 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9585 (mark_home_live): Use end_hard_regno.
9586 (spill_hard_reg): Likewise.
9587 (clear_reload_reg_in_use): Likewise.
9588 * reorg.c (delete_prior_computation): Use END_REGNO.
9589 * resource.c (update_live_status): Use END_HARD_REGNO.
9590 (mark_referenced_resources): Use add_to_hard_reg_set.
9591 (mark_set_resources): Likewise.
9592 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9593 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9594 (reg_overlap_mentioned_p): Likewise.
9595 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9596 (covers_regno_no_parallel_p): Use END_REGNO.
9597 (find_regno_note): Likewise.
9598 (find_reg_fusage): Use END_HARD_REGNO.
9599 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9600 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9602 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9604 * mode-switching.c (reg_dies): Change type of second argument to
9606 (optimize_mode_switching): Update accordingly.
9608 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9610 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9612 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9613 (hard_reg_set_empty_p): ...these new functions.
9614 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9615 GO_IF_HARD_REG_SUBSET.
9616 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9617 instead of GO_IF_HARD_REG_EQUAL.
9618 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9619 instead of GO_IF_HARD_REG_EQUAL.
9620 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9621 GO_IF_HARD_REG_SUBSET.
9622 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9623 GO_IF_HARD_REG_EQUAL.
9624 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9625 of GO_IF_HARD_REG_SUBSET.
9626 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9627 instead of GO_IF_HARD_REG_EQUAL.
9628 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9629 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9630 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9631 of GO_IF_HARD_REG_SUBSET,
9632 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9633 GO_IF_HARD_REG_SUBSET.
9634 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9635 instead of GO_IF_HARD_REG_EQUAL.
9636 * config/sh/sh.c (push_regs, calc_live_regs): Use
9637 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9638 (hard_regs_intersect_p): Delete.
9640 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9642 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9644 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9645 Richard Henderson <rth@redhat.com>
9647 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9649 (x86_64-*-*): Likewise.
9651 * i386/i386-modes.def (V2QI): New.
9653 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9655 (override_options): Support SSE4.1.
9656 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9657 (IX86_BUILTIN_BLENDPS): Likewise.
9658 (IX86_BUILTIN_BLENDVPD): Likewise.
9659 (IX86_BUILTIN_BLENDVPS): Likewise.
9660 (IX86_BUILTIN_PBLENDVB128): Likewise.
9661 (IX86_BUILTIN_PBLENDW128): Likewise.
9662 (IX86_BUILTIN_DPPD): Likewise.
9663 (IX86_BUILTIN_DPPS): Likewise.
9664 (IX86_BUILTIN_INSERTPS128): Likewise.
9665 (IX86_BUILTIN_MOVNTDQA): Likewise.
9666 (IX86_BUILTIN_MPSADBW128): Likewise.
9667 (IX86_BUILTIN_PACKUSDW128): Likewise.
9668 (IX86_BUILTIN_PCMPEQQ): Likewise.
9669 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9670 (IX86_BUILTIN_PMAXSB128): Likewise.
9671 (IX86_BUILTIN_PMAXSD128): Likewise.
9672 (IX86_BUILTIN_PMAXUD128): Likewise.
9673 (IX86_BUILTIN_PMAXUW128): Likewise.
9674 (IX86_BUILTIN_PMINSB128): Likewise.
9675 (IX86_BUILTIN_PMINSD128): Likewise.
9676 (IX86_BUILTIN_PMINUD128): Likewise.
9677 (IX86_BUILTIN_PMINUW128): Likewise.
9678 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9679 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9680 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9681 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9682 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9683 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9684 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9685 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9686 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9687 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9688 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9689 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9690 (IX86_BUILTIN_PMULDQ128): Likewise.
9691 (IX86_BUILTIN_PMULLD128): Likewise.
9692 (IX86_BUILTIN_ROUNDPD): Likewise.
9693 (IX86_BUILTIN_ROUNDPS): Likewise.
9694 (IX86_BUILTIN_ROUNDSD): Likewise.
9695 (IX86_BUILTIN_ROUNDSS): Likewise.
9696 (IX86_BUILTIN_PTESTZ): Likewise.
9697 (IX86_BUILTIN_PTESTC): Likewise.
9698 (IX86_BUILTIN_PTESTNZC): Likewise.
9699 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9700 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9701 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9702 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9703 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9705 (bdesc_sse_3arg): Likewise.
9706 (bdesc_2arg): Likewise.
9707 (bdesc_1arg): Likewise.
9708 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9710 (ix86_expand_sse_4_operands_builtin): New.
9711 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9712 smaller than 8 bits as the 2nd arg.
9713 (ix86_expand_sse_ptest): New.
9714 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9715 (ix86_expand_vector_set): Support SSE4.1.
9716 (ix86_expand_vector_extract): Likewise.
9718 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9719 __SSE4_1__ for -msse4.1.
9721 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9722 (UNSPEC_INSERTPS): Likewise.
9723 (UNSPEC_DP): Likewise.
9724 (UNSPEC_MOVNTDQA): Likewise.
9725 (UNSPEC_MPSADBW): Likewise.
9726 (UNSPEC_PHMINPOSUW): Likewise.
9727 (UNSPEC_PTEST): Likewise.
9728 (UNSPEC_ROUNDP): Likewise.
9729 (UNSPEC_ROUNDS): Likewise.
9731 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9733 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9734 (const_pow2_1_to_32768_operand): Likewise.
9736 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9739 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9741 (sse4_1_insertps): Likewise.
9742 (*sse4_1_extractps): Likewise.
9743 (sse4_1_ptest): Likewise.
9744 (sse4_1_mulv2siv2di3): Likewise.
9745 (*sse4_1_mulv4si3): Likewise.
9746 (*sse4_1_smax<mode>3): Likewise.
9747 (*sse4_1_umax<mode>3): Likewise.
9748 (*sse4_1_smin<mode>3): Likewise.
9749 (*sse4_1_umin<mode>3): Likewise.
9750 (sse4_1_eqv2di3): Likewise.
9751 (*sse4_1_pinsrb): Likewise.
9752 (*sse4_1_pinsrd): Likewise.
9753 (*sse4_1_pinsrq): Likewise.
9754 (*sse4_1_pextrb): Likewise.
9755 (*sse4_1_pextrb_memory): Likewise.
9756 (*sse4_1_pextrw_memory): Likewise.
9757 (*sse4_1_pextrq): Likewise.
9758 (sse4_1_blendpd): Likewise.
9759 (sse4_1_blendps): Likewise.
9760 (sse4_1_blendvpd): Likewise.
9761 (sse4_1_blendvps): Likewise.
9762 (sse4_1_dppd): Likewise.
9763 (sse4_1_dpps): Likewise.
9764 (sse4_1_movntdqa): Likewise.
9765 (sse4_1_mpsadbw): Likewise.
9766 (sse4_1_packusdw): Likewise.
9767 (sse4_1_pblendvb): Likewise.
9768 (sse4_1_pblendw): Likewise.
9769 (sse4_1_phminposuw): Likewise.
9770 (sse4_1_extendv8qiv8hi2): Likewise.
9771 (*sse4_1_extendv8qiv8hi2): Likewise.
9772 (sse4_1_extendv4qiv4si2): Likewise.
9773 (*sse4_1_extendv4qiv4si2): Likewise.
9774 (sse4_1_extendv2qiv2di2): Likewise.
9775 (*sse4_1_extendv2qiv2di2): Likewise.
9776 (sse4_1_extendv4hiv4si2): Likewise.
9777 (*sse4_1_extendv4hiv4si2): Likewise.
9778 (sse4_1_extendv2hiv2di2): Likewise.
9779 (*sse4_1_extendv2hiv2di2): Likewise.
9780 (sse4_1_extendv2siv2di2): Likewise.
9781 (*sse4_1_extendv2siv2di2): Likewise.
9782 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9783 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9784 (sse4_1_zero_extendv4qiv4si2): Likewise.
9785 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9786 (sse4_1_zero_extendv2qiv2di2): Likewise.
9787 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9788 (sse4_1_zero_extendv4hiv4si2): Likewise.
9789 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9790 (sse4_1_zero_extendv2hiv2di2): Likewise.
9791 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9792 (sse4_1_zero_extendv2siv2di2): Likewise.
9793 (*sse4_1_zero_extendv2siv2di2): Likewise.
9794 (sse4_1_roundpd): Likewise.
9795 (sse4_1_roundps): Likewise.
9796 (sse4_1_roundsd): Likewise.
9797 (sse4_1_roundss): Likewise.
9798 (mulv4si3): Don't expand for SSE4.1.
9799 (smax<mode>3): Likewise.
9800 (umaxv4si3): Likewise.
9801 (uminv16qi3): Likewise.
9802 (umin<mode>3): Likewise.
9803 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9805 * doc/extend.texi: Document SSE4.1 built-in functions.
9807 * doc/invoke.texi: Document -msse4.1.
9809 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9811 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9812 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9813 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9814 (ASM_SPEC): Add asm_pcrel_spec.
9815 (EXTRA_SPECS): Add asm_pcrel_spec.
9817 2007-05-21 David Daney <ddaney@avtrex.com>
9819 * doc/install.texi (Building a cross compiler): Add requirements
9820 for Java cross compiler.
9822 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9825 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9826 Add loopno argument. Use evolution_function_is_invariant_rec_p
9827 instead of evolution_function_is_constant_p.
9828 Update calls to evolution_function_is_affine_multivariate_p.
9829 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9830 Add loopno argument.
9831 * tree-scalar-evolution.c (gather_chrec_stats): Call
9832 evolution_function_is_affine_multivariate_p with a loop
9834 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9835 (analyze_overlapping_iterations): Likewise.
9836 (access_functions_are_affine_or_constant_p): Likewise.
9837 (build_classic_dist_vector_1): If the access functions
9838 are equal, don't do anything.
9840 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9841 Paolo Carlini <pcarlini@suse.de>
9842 Uros Bizjak <ubizjak@gmail.com>
9844 * c-cppbuiltin.c (c_cpp_builtins): Define
9845 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9846 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9847 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9848 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9850 2007-05-21 Mike Stump <mrs@apple.com>
9852 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9854 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9856 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9858 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9859 implementation if __OPTIMIZE__ is not defined.
9860 (_mm_alignr_pi8): Ditto.
9861 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9862 (_mm_inserti_si64): Ditto.
9863 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9864 (_mm_slli_epi16): Ditto.
9865 (_mm_slli_epi32): Ditto.
9866 (_mm_slli_epi64): Ditto.
9867 (_mm_srai_epi16): Ditto.
9868 (_mm_srai_epi32): Ditto.
9869 (_mm_srli_si128): Ditto.
9870 (_mm_slli_si128): Ditto.
9871 (_mm_srli_epi16): Ditto.
9872 (_mm_srli_epi32): Ditto.
9873 (_mm_srli_epi64): Ditto.
9874 (_mm_extract_epi16): Ditto.
9875 (_mm_insert_epi16): Ditto.
9876 (_mm_shufflehi_epi16): Ditto.
9877 (_mm_shufflelo_epi16): Ditto.
9878 (_mm_shuffle_epi32): Ditto.
9879 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9881 (_mm_insert_pi16): Ditto.
9883 (_mm_shuffle_pi16): Ditto.
9885 (_mm_shufle_ps): Ditto.
9886 (_mm_prefetch): Ditto.
9888 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9890 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9891 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9892 * real.c (encode_i370_single, decode_i370_single,
9893 encode_i370_double, decode_i370_double): Functions removed.
9894 (i370_single_format, i370_double_format): Initializations removed.
9895 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9896 Consider the log2_b field to always be one.
9897 (ieee_single_format, mips_single_format, coldfire_single_format,
9898 ieee_double_format, mips_double_format, coldfire_double_format,
9899 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9900 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9901 ibm_extended_format, mips_extended_format, ieee_quad_format,
9902 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9903 decimal_single_format, decimal_double_format, decimal_quad_format,
9904 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9905 initialization of log2_b.
9906 * real.h (i370_single_format, i370_double_format): Declarations
9908 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9909 field to always be one.
9911 2007-05-21 Andreas Schwab <schwab@suse.de>
9913 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9914 NOTE_INSN_BASIC_BLOCK_P.
9915 (process_for_unwind_directive): Likewise.
9917 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9919 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9920 * function.h (struct function): Move va_list_gpr_size,
9921 va_list_fpr_size, function_frequency to front of bitfields. Add
9923 (current_function_calls_unwind_init): New.
9924 * except.c (expand_builtin_unwind_init): Set
9925 current_function_calls_unwind_init not
9926 current_function_has_nonlocal_label.
9927 * reload1.c (has_nonexceptional_receiver): New.
9928 (reload): Use it and current_function_calls_unwind_init to
9929 determine whether call-saved regs must be saved.
9931 2007-05-20 Jan Hubicka <jh@suse.cz>
9933 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9934 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9935 * ddg.c (create_ddg): LIkewise.
9936 * final.c (final): Remove hunk moving line number notes around since
9937 they are no longer present at this stage.
9938 (final_scan_insn): Use NOTE_KIND instead of
9939 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9940 (output_asm_label): Likewise.
9941 * reorg.c (dbr_schedule): Likewise.
9942 * haifa-sched.c (unlink_other_notes): Likewise.
9943 * mode-switching.c (optimize_mode_switching): Likewise.
9944 * graph.c (start_bb): Likewise.
9945 * rtl.def (NOTE): Update description.
9946 * jump.c (squeeze_notes): Delete.
9947 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9948 NOTE_INSN_BASIC_BLOCK_P when possible.
9949 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9950 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9951 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9952 (dwarf2out_var_location): Likewise.
9953 * cfgbuild.c (make_edges): Likewise.
9954 (find_basic_blocks_1): Likewise.
9955 * function.c (reorder_blocks_1): Likewise.
9956 (epilogue_done): Likewise.
9957 (reposition_prologue_and_epilogue_notes): Likewise.
9958 * print-rtl.c (print_rtx): Likewise; drop code for printing
9960 (print_rtl): Likewise.
9961 (print_rtl_single): Likewise.
9962 * gcse.c (insert_insn_start_bb): Likewise.
9963 * alias.c (init_alias_analysis): Likewise.
9964 * calls.c (fixup_tail_calls): Likewise.
9965 * except.c (sjlj_emit_function_enter): Likewise.
9966 * emit-rtl.c (add_insn_after): Likeiwse.
9967 (emit_label_before): Likewise.
9968 (emit_label_after): Likewise.
9969 (emit_note_before, emit_note_after, emit_note): Update
9970 parameter to be enum insn_note; do not deal with source
9972 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9973 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9975 (merge_blocks_move_successor_nojumps): Simplify now when
9976 we don't have BLOCK notes.
9977 (try_optimize_cfg): Likewise.
9978 * cfglayout.c (skip_insns_after_block): Likewise.
9979 (record_effective_endpoints): Likewise.
9980 (duplicate_insn_chain): Likewise.
9981 * varasm.c (output_constant_pool_1): Likewise.
9982 * sched-deps.c (sched_analyze): Likewise.
9983 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9985 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9986 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9987 (SET_INSN_DELETED): Simplify.
9988 (NOTE_LINE_NUMBER): Exterminate.
9989 (NOTE_LINE_KIND): New.
9990 (NOTE_INSN_BASIC_BLOCK_P): Update.
9991 (enum insn_note): Simplify.
9992 (GET_NOTE_INSN_NAME) Simplify.
9993 (emit_note_before, emit_note_after, emit_note): Update prototype.
9994 (squeeze_notes): Remove.
9995 * sched-int.h (NOTE_NOT_BB_P): Update.
9996 * resource.c (mark_target_live_regs): Update.
9997 * sched-rgn.c (debug_dependencies): Update.
9998 * sched-vis.c (print_insn): Update.
9999 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10000 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10001 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10002 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10003 (split_branches): Update.
10004 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10006 (sh_adjust_unroll_max): Exterminate.
10007 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10008 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10009 (m68hc11_reorg): Likewise.
10010 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10011 (emit_predicate_relation_info): Update.
10012 (process_for_unwind_directive): Update.
10013 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10014 (output_call): Update.
10015 * config/pa/pa.c (output_lbranch): Update.
10016 (output_millicode_call): Update.
10017 (output_call): Update.
10018 (pa_combine_instructions): Update.
10019 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10020 * config/bfin/bfin.c (gen_one_bundle): Update.
10021 * cfgrtl.c (can_delete_note_p): Update.
10022 (delete_insn): Update.
10023 (rtl_merge_blocks): Update.
10024 (commit_one_edge_insertion): Update.
10025 (rtl_verify_flow_info): Update.
10026 * stmt.c (expand_case): Do not call squeeze_notes.
10028 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10035 * c.opt (Wtype-limits): New.
10036 * doc/invoke.texi (Wtype-limits): Document it.
10037 (Wextra): Enabled by -Wextra.
10038 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10039 * c-common.c (shorten_compare): Warn with Wtype-limits.
10041 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10043 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10044 inlined function, not as a macro.
10045 (_mm_alignr_pi8): Ditto.
10046 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10047 (_mm_inserti_si64): Ditto.
10048 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10049 (_mm_extract_epi16): Ditto.
10050 (_mm_insert_epi16): Ditto.
10051 (_mm_shufflehi_epi16): Ditto.
10052 (_mm_shufflelo_epi16): Ditto.
10053 (_mm_shuffle_epi32): Ditto.
10054 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10055 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10057 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10059 (_m_to_float): Use C89 compatible assignment.
10061 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10064 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10066 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10069 * doc/invoke.texi (Wreturn-type): Complete description.
10070 (Wextra): Delete item about return-type warning.
10071 * c-decl.c: Delete redundant Wextra warning.
10073 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10076 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10077 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10078 inlined function, not as a macro.
10079 (_mm_prefetch): Ditto.
10080 (_m_pextrw): Ditto.
10081 (_mm_insert_pi16): Ditto.
10082 (_m_pinsrw): Ditto.
10083 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10084 (_m_pshufw): Ditto. Add const to __N argument.
10085 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10086 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10087 (_mm_slli_epi32): Ditto.
10088 (_mm_srli_si128): Implement as always inlined function, not as a
10089 macro. Add __inline to function declaration.
10090 (_mm_slli_si128): Ditto.
10092 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10095 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10097 (struct fenv): New structure.
10098 (FP_HANDLE_EXCEPTIONS): New define.
10099 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10100 (_FP_DECL_EXP): New define.
10101 (FP_INIT_ROUNDMODE): New define.
10102 (FP_ROUNDMODE): New define.
10104 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10106 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10107 (Wconversion): Update description.
10108 (Wconversion-sign): New.
10109 * c.opt (Wconversion-sign): New.
10110 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10111 means disabled for C++. Otherwise, take the status of Wconversion.
10112 * c-common.c (conversion_warning): Warn with either Wconversion or
10114 (warnings_for_convert_and_check): Conditions are already checked by
10115 conversion_warning.
10116 (convert_and_check): Don't check warnings if the conversion failed.
10118 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10119 Anatoly Sokolov <aesok@dol.ru>
10121 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10122 avr_epilogue_uses) : Add declaration.
10123 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10124 * config/avr/constraints.md (R): New constraint.
10125 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10126 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10127 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10128 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10129 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10130 call_prologue_saves, epilogue_restores, return_from_epilogue,
10131 return_from_main_epilogue, return_from_interrupt_epilogue,
10132 return_from_naked_epilogue, prologue, epilogue): New patterns.
10133 (jump): Handle symbol reference.
10134 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10135 avr_output_function_prologue, avr_output_function_epilogue): Remove
10137 (avr_init_machine_status, expand_prologue, expand_epilogue,
10138 avr_asm_function_end_prologue, avr_epilogue_uses,
10139 avr_asm_function_begin_epilogue): New functions.
10140 (prologue_size, epilogue_size, jump_tables_size): Remove global
10142 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10143 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10144 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10145 (avr_override_options): Initialise init_machine_status.
10146 (output_movhi): Handle all stack pointer loads.
10147 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10148 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10149 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10150 (EPILOGUE_USES) Redefine.
10151 (machine_function) Declare.
10153 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10155 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10156 Use a single return statement.
10158 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10160 PR middle-end/30250
10161 * builtins.c (do_mpfr_lgamma_r): New.
10162 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10163 * tree.h (CASE_FLT_FN_REENT): New.
10165 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10167 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10168 (output_die): Use 'unsigned long' with %x.
10169 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10170 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10171 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10173 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10175 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10180 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10181 true if function has no argument.
10183 2007-05-18 DJ Delorie <dj@redhat.com>
10185 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10186 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10188 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10190 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10191 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10192 count_trailing_zeros.
10193 (__i386__): Implement count_leading_zeros using __builtin_clz().
10194 Implement count_trailing_zeros usign __builtin_ctz().
10196 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10198 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10200 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10202 PR middle-end/31344
10203 * expr.c (emit_move_change_mode): Change mode of push operands here.
10205 2007-05-17 Ian Lance Taylor <iant@google.com>
10207 PR tree-optimization/31953
10208 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10209 Change all callers.
10210 (set_value_range_to_null): Call set_value_range_to_value.
10211 (extract_range_from_comparison): Likewise.
10213 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 * toplev.c (print_version): Output GMP/MPFR version info.
10217 * builtins.c (CASE_MATHFN_REENT): New macro.
10218 (mathfn_built_in): Use it.
10219 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10220 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10221 BUILT_IN_LGAMMAL_R): New.
10222 * doc/extend.texi: Document new builtins.
10224 PR middle-end/31796
10225 * builtins.c (do_mpfr_remquo): New.
10226 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10227 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10229 PR middle-end/30251
10230 * builtins.c (fold_builtin_1): Handle y0, y1.
10231 (fold_builtin_2): Handle yn.
10233 PR middle-end/30251
10234 * builtins.c (do_mpfr_bessel_n): New.
10235 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10236 (fold_builtin_2): Handle BUILT_IN_JN.
10238 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10241 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10242 TYPE_PRECISION (intmax_type_node).
10244 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10247 * reload.c (subst_reloads): Remove checking.
10249 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10251 PR rtl-optimization/31691
10252 * combine.c (simplify_set): Build a new src pattern instead of
10253 substituting its operands in the COMPARE case.
10255 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10257 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10258 (execute_vrp): Preserve loops through jump threading.
10259 * tree-ssa-threadupdate.c (thread_single_edge,
10260 dbds_continue_enumeration_p, determine_bb_domination_status,
10261 thread_through_loop_header): New functions.
10262 (create_edge_and_update_destination_phis,
10263 create_edge_and_update_destination_phis): Set loops for the new blocks.
10264 (prune_undesirable_thread_requests): Removed.
10265 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10267 (thread_block): Do not call prune_undesirable_thread_requests.
10269 (mark_threaded_blocks): Select edges to thread here.
10270 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10271 Thread edges through loop headers independently.
10272 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10273 * tree-pass.h (TODO_mark_first_instance): New.
10274 (first_pass_instance): Declare.
10275 * cfghooks.c (duplicate_block): Put the block to the original loop
10276 if copy is not specified.
10277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10278 jump threading. Pass may_peel_loop_headers to
10279 thread_through_all_blocks according to first_pass_instance.
10280 * cfgloop.h (create_preheader): Declare.
10281 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10282 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10283 * passes.c (first_pass_instance): New variable.
10284 (next_pass_1): Set TODO_mark_first_instance.
10285 (execute_todo): Set first_pass_instance.
10287 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10289 PR tree-optimization/24659
10290 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10291 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10292 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10293 OTI_vec_pack_ufix_trunc.
10294 (vec_unpacks_float_hi_optab): Define new macro.
10295 (vec_unpacks_float_lo_optab): Ditto.
10296 (vec_unpacku_float_hi_optab): Ditto.
10297 (vec_unpacku_float_lo_optab): Ditto.
10298 (vec_pack_sfix_trunc_optab): Ditto.
10299 (vec_pack_ufix_trunc_optab): Ditto.
10300 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10301 and vec_pack_[s|u]fix_trunc_optab using
10302 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10303 * tree-vectorizer.c (supportable_widening_operation): Handle
10304 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10305 (supportable_narrowing_operation): New function.
10306 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10307 * tree-vect-transform.c (vectorizable_conversion): Handle
10308 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10309 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10310 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10311 to check for target support.
10312 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10313 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10314 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10315 for VEC_PACK_FIX_TRUNC_EXPR.
10316 (expand_binop): Special case mode of the result for
10317 vec_pack_[u|s]fix_trunc_optab.
10318 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10319 vec_pack_[u|s]fix_trunc_optab.
10321 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10322 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10323 * tree-pretty-print.c (dump_generic_node): Handle
10324 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10325 VEC_PACK_FIX_TRUNC_EXPR.
10327 * expr.c (expand_expr_real_1): Ditto.
10328 * tree-inline.c (estimate_num_insns_1): Ditto.
10329 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10331 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10332 (vec_unpacks_float_lo_v8hi): Ditto.
10333 (vec_unpacku_float_hi_v8hi): Ditto.
10334 (vec_unpacku_float_lo_v8hi): Ditto.
10335 (vec_unpacks_float_hi_v4si): Ditto.
10336 (vec_unpacks_float_lo_v4si): Ditto.
10337 (vec_pack_sfix_trunc_v2df): Ditto.
10339 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10341 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10342 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10343 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10344 [vec_pack_ufix_trunc]: Ditto.
10345 [vec_unpacks_float_hi]: Ditto.
10346 [vec_unpacks_float_lo]: Ditto.
10347 [vec_unpacku_float_hi]: Ditto.
10348 [vec_unpacku_float_lo]: Ditto.
10350 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10352 * soft-fp/README: Update for new files.
10353 * soft-fp/floattisf.c: New file.
10354 * soft-fp/floattidf.c: New file.
10355 * soft-fp/floattitf.c: New file.
10356 * soft-fp/floatuntisf.c: New file.
10357 * soft-fp/floatuntidf.c: New file.
10358 * soft-fp/floatuntitf.c: New file.
10359 * soft-fp/fixsfti.c: New file.
10360 * soft-fp/fixdfti.c: New file.
10361 * soft-fp/fixtfti.c: New file.
10362 * soft-fp/fixunssfti.c: New file.
10363 * soft-fp/fixunsdfti.c: New file.
10364 * soft-fp/fixunstfti.c: New file.
10365 * soft-fp/extendxftf.c: New file.
10366 * soft-fp/trunctfxf.c: New file.
10368 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10369 (__trunctfxf2): Ditto.
10371 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10372 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10373 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10374 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10375 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10376 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10378 * config/i386/t-fprules-softfp64: New file.
10379 * config/i386/sfp-machine.h: New file.
10380 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10381 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10382 and soft-fp/t-softfp to tmake_file.
10383 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10384 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10386 * config/i386/t-linux64 (softfp_wrap_start): New.
10387 (softfp_wrap_end): New.
10388 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10389 supported for TARGET_64BIT.
10391 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10393 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10394 c_common_unsigned_type behavior.
10396 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10398 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10401 2007-05-16 Eric Christopher <echristo@apple.com>
10403 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10404 saving after stack push. Set sp_offset whenever we push.
10405 (rs6000_emit_epilogue): Move altivec register restore before
10408 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10410 * configure.ac: Allow sysroots to be relocated under $prefix as
10411 well as $exec_prefix.
10412 * configure: Regenerate.
10414 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10418 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10420 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10421 (gcc_tooldir): Likewise.
10422 * configure: Regenerate.
10423 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10424 old configure.ac gcc_tooldir setting.
10425 (prefix_to_exec_prefix): New variable.
10426 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10427 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10429 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10431 * c-typeck.c (build_binary_op): Return early for error.
10433 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10435 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10436 struct nb_iter_bound.
10437 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10438 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10439 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10440 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10441 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10442 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10443 (del_scev_info): Use ggc_free.
10444 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10445 * loop-init.c: Include ggc.h.
10446 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10447 (loop_optimizer_finalize): Use ggc_free.
10448 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10449 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10450 pass_iv_optimize): Add TODO_ggc_collect.
10451 * function.h (struct function): Remove skip marker from
10453 * cfgloop.c: Include ggc.h.
10454 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10456 (establish_preds): Vector superloops is gc allocated.
10457 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10459 (flow_loops_find): Vector larray is gc allocated.
10460 (loop_exit_free): Use ggc_free.
10461 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10462 that head of exits list is now not a part of struct loop.
10463 (record_loop_exits): Allocate exits table in gc memory.
10464 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10465 that head of exits list is now not a part of struct loop.
10466 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10467 struct loop_exit): Add GTY marker.
10468 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10469 Add skip marker to aux field. Make head of exits list a separate
10471 (struct loops): Add GTY marker. Make larray vector gc allocated.
10472 Add param marker to exits table.
10473 (get_loops): Type changed.
10474 * Makefile.in (tree-scalar-evolution.o): Add
10475 gt-tree-scalar-evolution.h dependency.
10476 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10477 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10478 * basic-block.h (struct basic_block_def): Remove skip marker from
10481 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10483 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10484 of 0 in the call to expand_expr().
10485 (expand_builtin_mathfn_3): Ditto.
10486 (expand_builtin_interclass_mathfn): Ditto.
10487 (expand_builtin_cexpi): Ditto.
10488 (expand_builtin_int_roundingfn): Ditto.
10489 (expand_builtin_int_roundingfn_2): Ditto.
10490 (expand_builtin_pow): Ditto.
10491 (expand_builtin_powi): Ditto.
10492 (expand_builtin_bswap): Ditto.
10493 (expand_builtin_unop): Ditto.
10494 (expand_builtin_fabs): Ditto.
10495 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10496 the call to expand_expr().
10497 (expand_builtin_sync_operation): Ditto.
10498 (expand_builtin_compare_and_swap): Ditto.
10499 (expand_builtin_lock_test_and_set): Ditto.
10500 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10501 instead of 0 in the call to expand_expr().
10502 (expand_builtin_extract_return_addr): Ditto.
10503 (expand_builtin_eh_return): Ditto.
10504 (expand_eh_return): Ditto.
10505 * explow.c (expr_size): Ditto.
10506 * expr.c (optimize_bitfield_assignment_op): Ditto.
10507 (expand_assignement): Ditto.
10508 (store_expr): Ditto.
10509 (store_field): Ditto.
10510 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10511 the call to expand_expr().
10512 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10513 in the call to expand_expr().
10514 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10515 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10516 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10518 * optabs.c (expand_vec_shift_expr): Ditto.
10519 (expand_vec_cond_expr): Ditto.
10520 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10521 call to expand_expr().
10522 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10523 in the call to expand_expr().
10525 2007-05-14 Dave Korn <dave.korn@artimi.com>
10527 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10529 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10531 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10532 instead of c_common_unsigned_type.
10533 (c_common_unsigned_type): Remove.
10534 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10535 c_common_unsigned_type.
10536 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10537 c_common_unsigned_type.
10538 * c-common.h (c_common_unsigned_type): Remove.
10539 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10540 c_common_unsigned_type.
10541 * c-format.c (check_format_types): Use unsigned_type_for instead of
10542 c_common_unsigned_type.
10543 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10544 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10545 of c_common_unsigned_type.
10546 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10547 lang_hooks.types.unsigned_type.
10548 * expmed.c (make_tree): Use unsigned_type_for instead of
10549 lang_hooks.types.unsigned_type.
10550 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10551 lang_hooks.types.unsigned_type.
10552 (build_range_check): Likewise.
10553 (fold_unary): Likewise.
10554 (fold_binary): Likewise.
10555 (fold_ternary): Likewise.
10556 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10557 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10558 * tree.c (get_unsigned_type): New.
10559 (unsigned_type_for): Use get_unsigned_type instead of
10560 lang_hooks.types.unsigned_type.
10562 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10564 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10565 to m68k_get_function_kind. Update its prototype.
10566 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10568 (m68k_interrupt_function_p): Return enum m68k_function_type
10569 instead of bool. Rename to m68k_get_function_kind.
10570 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10571 target is not fido.
10572 (m68k_compute_frame_layout): Don't mark any register for save
10573 if an interrupt_thread attribute is specified.
10574 (m68k_hard_regno_rename_ok): Update a use of
10575 m68k_interrupt_function_p.
10576 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10577 m68k_interrupt_function_p.
10578 (m68k_function_type): New.
10579 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10580 for a function with an interrupt_thread attribute.
10581 * doc/extend.texi: Document the interrupt_thread attribute.
10583 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10585 Fix PR tree-optimization/31911
10586 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10587 if they didn't change the expression.
10589 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10591 * tree-scalar-evolution.c (resolve_mixers): Exported.
10592 * tree-scalar-evolution.h (resolve_mixers): Declare.
10593 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10594 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10595 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10596 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10597 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10598 strip_conversion, analyze_offset_expr, address_analysis,
10599 object_analysis, analyze_offset): Removed.
10600 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10601 split_constant_offset, canonicalize_base_object_address,
10602 object_address_invariant_in_loop_p, disjoint_objects_p,
10603 dr_may_alias_p, dr_address_invariant_p): New functions.
10604 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10605 and dr_analyze_alias.
10606 (initialize_data_dependence_relation): Use dr_may_alias_p
10607 and object_address_invariant_in_loop_p.
10608 (compute_self_dependence): Handle the case when
10609 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10610 (find_data_references_in_stmt): Restrict the analysis of data
10611 references to the given loop nest.
10612 (find_data_references_in_loop): Made static. Pass loop nest to
10613 find_data_references_in_stmt.
10614 (compute_data_dependences_for_loop): Use DR_VOPS.
10615 (free_data_ref): Free DR_VOPS.
10616 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10617 (struct innermost_loop_behavior): ... new.
10618 (struct base_object_info): Replaced by ...
10619 (struct indices): ... new.
10620 (struct dr_alias): New.
10621 (enum data_ref_type): Removed.
10622 (struct data_reference): Consist of struct innermost_loop_behavior,
10623 struct indices and struct dr_alias.
10624 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10625 (DR_MEMTAG): Renamed to ...
10626 (DR_SYMBOL_TAG): ... this.
10627 (find_data_references_in_loop): Declaration removed.
10628 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10629 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10630 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10631 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10633 2007-05-13 Revital Eres <eres@il.ibm.com>
10635 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10636 which walks virtual def-use chains to find redundant stores.
10637 (dse_optimize_stmt): Call it.
10639 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10641 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10642 * passes.c (init_optimization_passes): Move pass_jump_bypass
10645 * basic-block.h (bb_has_eh_pred): Fix style issue.
10647 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10649 PR rtl-optimization/31848
10650 * loop-invariant.c (move_invariant_reg): If we move an insn
10651 with a REG_EQUAL note, and that insn is not always executed,
10652 remove the REG_EQUAL note.
10654 2007-05-12 Richard Guenther <rguenther@suse.de>
10656 PR tree-optimization/31797
10657 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10658 propagate into a stmt that has volatile ops.
10660 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10662 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10663 (gcc_tooldir): Likewise.
10664 * configure: Regenerate.
10665 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10666 old configure.ac gcc_tooldir setting.
10667 (prefix_to_exec_prefix): New variable.
10668 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10669 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10671 2007-05-11 Silvius Rus <rus@google.com>
10673 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10674 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10675 * c-common.h (strict_aliasing_warning): Change return type.
10676 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10677 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10678 (build_c_cast): Condition call to strict_aliasing_warning.
10679 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10680 * flags.h (set_Wstrict_aliasing): Declare.
10681 * opts.c (set_Wstrict_alising): Define, add call to.
10682 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10683 * tree-ssa-alias-warnings.c: New file.
10684 * tree-ssa-alias.c (compute_may_aliases): Add call to
10685 strict_aliasing_warning_backend.
10687 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10689 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10690 Use loop_depth and loop_outer accessor functions.
10691 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10692 determine_invariantness_stmt, move_computations_stmt): Ditto.
10693 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10694 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10695 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10696 * tree-scalar-evolution.c (interpret_loop_phi,
10697 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10698 instantiate_parameters_1, scev_const_prop): Ditto.
10699 * cfghooks.c (make_forwarder_block): Ditto.
10700 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10701 * modulo-sched.c (loop_canon_p): Ditto.
10702 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10703 slpeel_can_duplicate_loop_p): Ditto.
10704 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10705 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10706 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10707 cancel_loop, verify_loop_structure): Ditto.
10708 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10709 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10710 superloops vector instead of "pred" array.
10711 (establish_preds): Take father loop as an argument. Initialize the
10713 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10714 Do not initialize loop->outer.
10715 (flow_loop_tree_node_remove): Truncate the superloops vector.
10716 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10717 "pred" merged to "superloops" vector.
10718 (loop_depth, loop_outer): New.
10719 (fel_init): Use loop_outer.
10721 2007-05-11 Jan Hubicka <jh@suse.cz>
10723 * cgraphunit.c: Include gt-cgraphunit.h
10724 (static_ctors, static_dtors): New static vars.
10725 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10726 based on implementation in c-common.c
10727 (cgraph_finalize_function): Call record_cdtor_fn.
10728 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10729 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10730 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10731 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10732 build_cdtor, c_build_cdtor_fns): Remove.
10733 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10734 c_build_cdtor_fns): Remove prototype.
10736 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10739 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10740 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10741 * builtins.c (fold_builtin_memchr): New.
10742 (expand_builtin_memchr): Call the latter.
10743 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10744 * doc/extend.texi ([Other built-in functions provided by GCC]):
10747 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10749 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10750 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10751 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10752 PFPO_OP1_TYPE_SHIFT): Constants added.
10753 (DFP_ALL): Mode macro defined.
10754 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10755 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10756 Insn definitions added.
10757 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10758 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10761 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10763 PR tree-optimization/31885
10764 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10765 NULL_TREE to be undetermined.
10766 (automatically_generated_chrec_p): Return false for NULL.
10768 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10770 * config/bfin/bfin.h (MOVE_RATIO): Define.
10772 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10774 * config.gcc (sparc-wrs-vxworks): New target.
10775 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10776 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10777 * config/sparc/sparc.h: Include vxworks-dummy.h.
10778 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10779 include LABEL_REFs too.
10780 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10781 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10783 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10785 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10786 (sparc_emit_call_insn): New function.
10787 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10788 functions when generating VxWorks PIC.
10789 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10790 (call, call_value): Use sparc_emit_call_insn instead of
10793 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10795 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10797 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10799 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10800 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10801 split_double instead of operand_subword.
10803 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10805 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10806 * config/bfin/bfin.c (bfin_local_alignment): New function.
10807 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10809 2007-05-08 Chao-ying Fu <fu@mips.com>
10811 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10812 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10813 (smsub_widen_optab, umsub_widen_optab): Define.
10814 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10816 * genopinit.c (optabs): Fill in smsub_widen_optab and
10818 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10819 and umsub_widen_optab to implement multiply-subtract sequences.
10820 * config/mips/mips.md (*msac<u>_di): Rename to...
10821 (<u>msubsidi4): ...this. Extend condition to include
10822 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10823 of operand 0 to "ka" and use the three-operand form of msub<u>
10825 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10828 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10830 PR rtl-optimization/28011
10831 * reload.c (push_reload): Set dont_share if IN appears in OUT
10832 also when IN is a PLUS rtx.
10833 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10836 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10838 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10839 call unshare_all_decls.
10840 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10841 (unshare_all_decls): Remove.
10843 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10846 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10849 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10850 Nigel Stephens <nigel@mips.com>
10852 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10853 Update comments and all uses.
10854 (MIN_FPRS_PER_FMT): Define.
10855 * config/mips/mips.c (function_arg): Fix to correctly handle
10856 the -mips32r2 -mfp64 -mabi=32 case.
10857 (override_options): Enable use of odd-numbered registers for
10858 SFmode values on MIPS32.
10859 (mips_save_reg_p): Save whole floating-point register pair if
10860 either half is used.
10861 (compute_frame_size): Fix comment.
10863 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10865 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10866 argument of type bool.
10867 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10868 argument. Safely select temporary P register according to it.
10869 (do_link): Change call site of add_to_reg accordingly.
10870 (do_unlink): Add epilogue_p as a fourth argument and pass it
10872 (expand_interrupt_handler_epilogue): Change call of do_unlink
10874 (bfin_expand_prologue): Add a third argument sibcall_p.
10875 * config/bfin/bfin.md (epilogue): Change call of
10876 bfin_expand_epilogue accordingly.
10877 (sibcall_epilogue): Likewise.
10878 (eh_return_internal): Likewise.
10880 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10881 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10882 * config/bfin/bfin.c (bfin_handle_option): Handle
10883 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10884 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10885 Support bf534, bf536 and bf561.
10886 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10888 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.c (ix86_function_regparm): Process local
10892 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10894 2007-05-07 Mike Stump <mrs@apple.com>
10896 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10897 also checks for and while statements in C++.
10899 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10901 * gcc.c (at_file_supplied): New variable.
10902 (main): Set it if we expanded argv.
10903 (do_spec_1): Pass an @-file to the linker if we were called with
10904 an @-file argument and HAVE_GNU_LD.
10905 * collect2.c (at_file_supplied): New variable.
10906 (response_file): New variable.
10907 (collect_exit): Unlink response_file if necessary.
10908 (handler): Likewise.
10909 (do_wait): Likewise.
10910 (main): Set at_file_supplied if we expanded argv.
10911 (collect_execute): Pass an @-file to subprocesses if we were called
10912 with an @-file argument.
10913 * configure.ac: Add define for HAVE_GNU_LD.
10914 * configure: Regenerate.
10915 * config.in: Regenerate.
10917 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10919 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10920 operand to HI mode.
10925 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10927 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10928 (TARGET_ENCODE_SECTION_INFO): Re-define.
10929 (m32c_encode_section_info): New
10930 (function_vector_handler): New
10931 (current_function_special_page_vector): New
10932 (m32c_special_page_vector_p): New.
10933 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10935 * config/m32c/jump.md: Added instruction JSRS for functions
10936 with attribute "function_vector".
10937 * doc/extend.texi (function_vector): Added description
10938 for M16C, M32C targets.
10940 2007-05-07 DJ Delorie <dj@redhat.com>
10943 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10944 ashrpsi3, lshrpsi3): Update shift count constraint.
10946 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10947 Nathan Froyd <froydnj@codesourcery.com>
10950 * c-incpath.c (add_path): Strip trailing path separators.
10952 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10955 Free dominance info before purging EH edges.
10956 (eliminate_degenerate_phis): Likewise.
10957 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10959 2007-05-07 Jan Hubicka <jh@suse.cz>
10961 * gimplify.c (gimplify_expr): Do not crash when folding
10962 (void *)(int)&a + 4.
10964 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10967 * c-opts.c (lang_fortran): Make it non static.
10968 * c-common.h (lang_fortran): New prototype.
10969 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10970 -lang-fortran option was passed by the driver.
10972 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10974 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10975 of ASSERT_CHECKING. Tweak message.
10977 2007-05-06 Revital Eres <eres@il.ibm.com>
10980 * loop-unroll.c (insert_var_expansion_initialization):
10981 Initialize the expansions with -zero instead of +zero.
10983 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10985 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10986 into pic and non-pic versions. Mark r19 as used for
10987 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10988 for tgd_load, tld_load and tie_load .
10989 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10990 version of tgd_load, tld_load and tie_load depending on the
10993 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10994 Jakub Jelinek <jakub@redhat.com>
10996 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10997 (__do_global_dtors_aux): Use more paranoid loop to run
10998 destructors if HIDDEN_DTOR_LIST_END.
10999 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11001 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11003 * varasm.c (align_variable): Don't increase alignment for
11004 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11005 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11007 2007-05-04 Josh Conner <jconner@apple.com>
11009 * basic-block.h (cdi_direction): Assign values to all enumeration
11011 (dom_computed): Remove.
11012 (dom_info_state): New.
11013 (set_dom_info_availability): New.
11014 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11015 walk_data.dom_direction.
11016 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11017 instead of dom_computed[].
11018 (split_edge): Likewise.
11019 (create_basic_block): Likewise.
11020 (merge_blocks): Likewise.
11021 * ifcvt.c (find_if_header): Likewise.
11022 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11023 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11024 * tree-ssa.c (verify_ssa): Likewise.
11025 * tree-cfg.c (tree_verify_flow_info): Likewise.
11026 (remove_edge_and_dominated_blocks): Likewise.
11027 * dominance.c (dom_computed): Make static.
11028 (calc_dfs_tree_nonrec): Change third param to a bool.
11029 (calc_dfs_tree): Change second param to a bool.
11030 (calc_idioms): Change second param to a bool. Use
11031 dom_convert_dir_to_idx.
11032 (init_dom_info): Validate dir before using.
11033 (dom_convert_dir_to_idx): New.
11034 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11035 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11036 (free_dominance_info): Use dom_convert_dir_to_idx.
11037 (get_immediate_dominator): Likewise.
11038 (set_immediate_dominator): Likewise.
11039 (get_dominated_by): Likewise.
11040 (redirect_immediate_dominators): Likewise.
11041 (nearest_common_denominator): Likewise.
11042 (dominated_by_p): Likewise.
11043 (bb_dom_dfs_in): Likewise.
11044 (bb_dom_dfs_out): Likewise.
11045 (recount_dominator): Likewise.
11046 (iterate_fix_dominators): Likewise.
11047 (add_to_dominance_info): Likewise.
11048 (delete_from_dominance_info): Likewise.
11049 (first_dom_son): Likewise.
11050 (next_dom_son): Likewise.
11051 (dom_info_available_p): Likewise.
11052 (dom_info_state): New.
11053 (set_dom_info_availability): New.
11055 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11057 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11059 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11061 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11063 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11064 (subdi3, subdi_carry): Delete.
11066 2007-05-04 Jan Hubicka <jh@suse.cz>
11067 Richard Guenther <rguenther@suse.de>
11069 * opts.c (decode_options): Do not fiddle with inlining
11070 parameters in case of optimizing for size.
11071 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11072 for size do nothing.
11073 (cgraph_decide_inlining_of_small_function): When optimizing for
11074 size never inline functions increasing caller size.
11075 (cgraph_early_inlining): Inline for size when optimizing for size.
11077 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11079 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11080 logical operations piecewise.
11081 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11082 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11083 subdi_sesidi_di): Delete.
11084 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11085 the generated sequence. Allow three-reg add in constraints. Rewrite
11086 the rtl expression for carry to avoid zero_extend of a constant.
11087 (sub_with_carry): New pattern.
11088 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11089 different sequence not involving jumps.
11090 (notbi): Now a named pattern.
11092 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11094 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11095 Add the note about a significant loss of accuracy of some
11096 mathematical routines when these options are used.
11098 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11100 * haifa-sched.c (rtx_vec_t): New typedef.
11101 (contributes_to_priority_p): Extract piece of priority () into new
11103 (priority): Use the function. Add assertion.
11104 (rank_for_schedule, set_priorities): Add assertion to check that
11105 insn's priority is initialized.
11106 (clear_priorities, calc_priorities): Change signature. Make it update
11107 all relevant insns. Update all callers ('add_to_speculative_block ()'
11108 and 'create_block_check_twin ()').
11109 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11110 Add new field 'priority_status'.
11111 (INSN_PRIORITY_STATUS): New macro.
11112 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11114 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11116 * sched-ebb.c (debug_ebb_dependencies): New static function.
11117 (init_ready_list): Use it.
11119 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11120 with changed signature and 'debug_rgn_dependencies ()'.
11121 (debug_rgn_dependencies): New static function.
11122 (init_ready_list): Use it.
11124 * sched-int.h (debug_dependencies): Declare.
11126 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11128 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11130 2007-05-04 Dirk Mueller <dmueller@suse.de>
11132 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11134 2007-05-03 Jan Hubicka <jh@suse.cz>
11136 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11137 ((T1)X op (T1)Y), for pointer type in more cases than before.
11139 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11141 * tree-object-size.c (plus_expr_object_size): When operand size is
11142 unknown, return unknown.
11144 2007-05-03 Dirk Mueller <dmueller@suse.de>
11146 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11148 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11151 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11153 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11155 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11157 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11159 * config/soft-fp/double.h, config/soft-fp/extended.h,
11160 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11161 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11162 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11163 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11166 2007-05-03 Ian Lance Taylor <iant@google.com>
11168 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11169 MASK_PPC_GFXOPT for 8540 or 8548.
11171 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11173 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11174 vect_print_dump_info() to output debug information.
11176 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11179 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11180 operands of size 2 when operand is not MEM_P.
11182 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11184 PR tree-optimization/30565
11185 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11187 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11189 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11190 (umulsi3_highpart): Use them.
11191 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11192 for final accumulator to D regisster tranfser.
11194 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11196 PR tree-optimization/31699
11197 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11199 (vect_enhance_data_refs_alignment): Compute peel amount using
11200 TYPE_VECTOR_SUBPARTS instead of vf.
11201 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11203 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11206 * system.h: Remove inclusion of double-int.h
11207 * tree.h: Include double-int.h
11208 * gengtype.c: Likewise
11209 * cfgloop.h: Likewise
11210 * Makefile.in: Adjust dependencies on double-int.h
11212 2007-05-02 Eric Christopher <echristo@apple.com>
11214 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11215 -shared to -Zdynamiclib.
11217 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11220 * c-common.c (strip_pointer_or_array_types): New function.
11221 * c-common.h (strip_pointer_or_array_types): New function declaration.
11223 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11225 PR tree-optimization/31771
11226 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11228 2007-05-02 Paul Brook <paul@codesourcery.com>
11230 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11232 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11234 PR middle-end/29715
11235 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11238 2007-05-02 Nick Clifton <nickc@redhat.com>
11240 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11242 2007-05-02 Richard Guenther <rguenther@suse.de>
11244 PR tree-optimization/31146
11245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11246 argument, single_use_p. If we have a single use that is
11247 a conversion to the definition rhs type, propagate that rhs.
11248 (forward_propagate_addr_expr): Pass single_use_p argument
11249 to forward_propagate_addr_expr_1.
11251 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11253 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11256 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11258 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11259 'AMD Family 10 core'.
11261 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11263 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11264 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11265 with SSE3 instruction set support.
11266 * doc/invoke.texi: Likewise.
11268 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11270 * config/i386/i386.c (override_options): Tuning 32-byte loop
11271 alignment for amdfam10 architecture. Increasing the max loop
11272 alignment to 24 bytes.
11274 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11276 * config/m68k/constraints.md: New.
11277 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11278 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11279 EXTRA_CONSTRAINT): Remove.
11280 * config/m68k/m68k.md: Include constraints.md.
11281 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11283 2007-05-01 Ian Lance Taylor <iant@google.com>
11285 PR tree-optimization/31739
11286 * tree-vrp.c (vrp_val_is_max): New static function.
11287 (vrp_val_is_min): New static function.
11288 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11290 (set_value_range): Use vrp_val_is_{max,min}.
11291 (extract_range_from_assert): Likewise.
11292 (extract_range_from_binary_expr): Likewise.
11293 (extract_range_from_unary_expr): Likewise.
11294 (dump_value_range, vrp_meet): Likewise.
11295 (vrp_visit_phi_node): Likewise.
11296 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11298 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11300 * config/i386/gmon-sol2.c (size_t): New type.
11301 (intptr_t): Likewise.
11302 (s_textsize): Declare as size_t.
11304 (monstartup): Use size_t for sizes.
11305 (_mcount): Save and restore registers.
11306 (internal_mcount): Pass 0 as the first argument to monstartup
11308 (moncontrol): Convert pointer to appropriately sized integer
11309 before passing to profil.
11311 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11313 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11314 __NO_FPRS__, not just if _SOFT_DOUBLE.
11315 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11316 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11317 also for E500 double.
11318 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11319 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11322 2007-05-01 Richard Guenther <rguenther@suse.de>
11324 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11327 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11329 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11331 2007-05-01 Jan Hubicka <jh@suse.cz>
11333 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11336 2007-05-01 Jan Hubicka <jh@suse.cz>
11338 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11339 (maybe_fold_offset_to_reference): Declare.
11340 * fold-const.c (fold_unary): Do not fold
11341 (type *)&A into &A->field_of_type_and_offset_0
11342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11343 size is unknown, give up.
11344 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11346 (maybe_fold_offset_to_reference): New.
11347 (maybe_fold_stmt_indirect): Use it.
11348 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11349 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11351 (gimplify_expr): Likewise for plus_expr.
11353 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11355 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11356 bsi_after_labels. Always insert statements before bsi.
11357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11358 * predict.c (apply_return_prediction): Check for empty blocks.
11359 * cfgexpand.c (lab_rtx_for_bb): New variable.
11360 (label_rtx_for_bb): Do not create new tree labels.
11361 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11362 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11363 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11365 (label_for_bb): Add field used.
11366 (update_eh_label, main_block_label): Mark the label used.
11367 (cleanup_dead_labels): Remove unused labels.
11369 2007-05-01 Richard Guenther <rguenther@suse.de>
11371 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11372 if it is not about to be set.
11373 (get_value_range): Do not pre-allocate equiv bitmap.
11374 (update_value_range): No need to clear equiv field.
11375 (add_equivalence): Change prototype to get bitmap pointer.
11376 Allocate bitmap here if it is not already.
11377 (extract_range_from_assert): Do not allocate bitmap here.
11378 Update callers to add_equivalence.
11379 (extract_range_from_ssa_name): Likewise.
11380 (get_vr_for_comparison): New static helper.
11381 (compare_name_with_value): Handle NULL equiv bitmap by
11382 peeling the first iteration of the comparison loop.
11383 Use get_vr_for_comparison.
11384 (compare_names): Handle NULL equiv bitmaps by using fake
11385 ones. Use get_vr_for_comparison.
11387 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11389 * double-int.c (mpz_set_double_int): Moved from
11390 tree-ssa-loop-niter.c.
11391 (mpz_get_double_int): Likewise; also, add option to wrap
11392 out-of-range integers.
11393 * double-int.h: New prototypes for above.
11394 * tree.c (get_static_type_bounds): Moved from
11395 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11396 TYPE_MAX_VALUE if they exist..
11397 * tree.h: New prototype for above.
11398 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11399 get_type_bounds calls.
11400 (mpz_set_double_int): Move to double-int.c.
11401 (get_type_bounds): Move to tree.c, rename to
11402 get_static_type_bounds.
11403 (mpz_to_double_int): Move to double-int.c, rename to
11404 mpz_get_double_int.
11406 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11408 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11409 DIV0 exception can fall through to a normal return.
11411 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11413 PR middle-end/22156
11414 Temporarily revert:
11415 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11416 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11417 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11418 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11419 initialize align to silence bogus warning.
11420 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11421 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11423 (struct sra_walk_fns): Remove use_all parameter from use.
11424 (sra_hash_tree): Handle BIT_FIELD_REFs.
11425 (sra_elt_hash): Don't hash bitfld blocks.
11426 (sra_elt_eq): Skip them in parent compares as well. Handle
11428 (sra_walk_expr): Don't maintain or pass down use_all_p.
11429 (scan_use): Remove use_all parameter.
11430 (scalarize_use): Likewise. Re-expand assignment to
11431 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11432 output, and re-scalarize after output. Don't mark anything
11434 (scalarize_ldst): Adjust.
11435 (scalarize_walk_gimple_modify_statement): Likewise.
11436 (build_element_name_1): Handle BIT_FIELD_REFs.
11437 (instantiate_element): Don't warn for any element whose parent
11438 is used as a whole.
11439 (instantiate_missing_elements_1): Return the sra_elt.
11440 (canon_type_for_field): New.
11441 (try_instantiate_multiple_fields): New.
11442 (instantiate_missing_elemnts): Use them.
11443 (mark_no_warning): Removed.
11444 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11445 (REPLDUP, sra_build_elt_assignment): New.
11446 (generate_copy_inout): Use them.
11447 (generate_element_copy): Likewise. Handle bitfld differences.
11448 (generate_element_zero): Don't recurse for blocks. Use
11449 sra_build_elt_assignment.
11450 (generate_one_element_int): Take elt instead of var. Use
11451 sra_build_elt_assignment.
11452 (generate_element_init_1): Adjust.
11453 (scalarize_use, scalarize_copy): Use REPLDUP.
11454 (scalarize_ldst): Move assert before dereference.
11455 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11457 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11460 * tree.c (reconstruct_complex_type): Reconstruct a reference
11462 Also use the same mode for the pointer as the old pointer type.
11464 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11466 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11469 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11471 PR rtl-optimization/31676
11472 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11473 (df_refs_record): Call it.
11475 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11477 * rtl.def (SS_ABS): New code.
11478 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11479 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11480 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11481 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11482 (bfin_init_builtins): Define them.
11483 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11484 (bfin_expand_builtin): ... and handle the others here.
11485 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11486 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11487 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11488 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11489 operand is only HImode.
11491 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11493 * regclass.c (scan_one_insn): Remove splitting of
11496 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11497 Nigel Stephens <nigel@mips.com>
11499 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11501 2007-04-28 Jan Hubicka <jh@suse.cz>
11503 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11504 insn_locators_alloc instead of insn_locators_initialize;
11505 call reset_block_changes.
11506 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11507 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11508 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11509 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11510 * config/score/score.c (th_output_mi_thunk): Likewise.
11511 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11512 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11513 tolerate uninitialized locator info.
11516 * function.c (init_function_start): Don't init line number info.
11517 (expand_function_end): Update.
11518 (reset_block_changes, record_block_change, finalize_block_changes,
11519 check_block_change, free_block_changes): Kill.
11520 * function.h (reset_block_changes, record_block_change,
11521 finalize_block_changes, check_block_change, free_block_changes):
11523 (struct function): Remove ib_boundaries_block.
11524 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11525 Use curr_insn_locator to initialize locator.
11526 (emit_line_note): Remove.
11527 * cfgexpand.c (expand_gimple_cond_expr): Update.
11528 (construct_exit_block): Likewise.
11529 (tree_expand_cfg): Initialize/finalize locators.
11530 * expr.c (expand_expr_real): Update.
11531 * cfglayout.c (line_locators_locs, line_locators_lines,
11532 file_locators_locs, file_locators_files): Remove.
11533 (set_block_levels): Move to cfgexpand.c.
11534 (insn_locators_initialize): Remove.
11535 (pass_insn_locators_initialize): Remove.
11536 (locations_locators_locs, locations_locators_vals): New static vars.
11537 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11539 (insn_locators_alloc, insn_locators_finalize,
11540 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11542 (locator_location): New.
11543 (locator_line, locator_file): Rewrite.
11544 * rtl.h (emit_line_note): Kill.
11545 (insn_locators_alloc, insn_locators_finalize,
11546 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11548 * tree-inline.c (initialize_cfun): Do not initialize
11549 ib_boundaries_block.
11550 * passes.c (pass_insn_locators_initialize): Remove.
11552 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11554 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11555 info. Update last_basic_block correctly.
11557 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11560 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11561 register itself to hold the offset constant. Tell flow the use
11562 of r4 and r5 when they are used.
11564 2007-04-27 Richard Guenther <rguenther@suse.de>
11566 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11567 if we simplified anything.
11568 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11569 warnings until we did a simplification and the stmt was not
11570 marked as TREE_NO_WARNING.
11572 2007-04-27 Mike Stump <mrs@apple.com>
11574 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11576 2007-04-27 Ian Lance Taylor <iant@google.com>
11578 PR middle-end/31710
11579 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11580 TYPE_MAX_VALUE exist, convert them to the new type.
11582 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11584 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11585 if it claims to be available.
11586 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11587 edge is redirected.
11588 (perform_tree_ssa_dce): Always free postdominators.
11590 2007-04-27 Richard Henderson <rth@redhat.com>
11592 * config/alpha/predicates.md (aligned_memory_operand): Mark
11593 as define_special_predicate.
11594 (unaligned_memory_operand, normal_memory_operand): Likewise.
11595 (reg_or_unaligned_mem_operand): Remove.
11596 (any_memory_operand): Match the documentation and check for
11597 non-renumbered pseudos during reload.
11598 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11599 alpha_secondary_reload_class, update to new interface, make static.
11600 Handle CQImode like HImode. Remove FP subreg check.
11601 (alpha_expand_mov): Use replace_equiv_address.
11602 (alpha_expand_mov_nobwx): Use any_memory_operand.
11603 (TARGET_SECONDARY_RELOAD): New.
11604 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11605 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11606 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11607 * config/alpha/alpha.md: ... here.
11608 (RELOAD12, reloadmode): New.
11610 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11611 Don't handle the aligned case here.
11612 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11613 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11614 reload_inhi_help. Don't expect a scratch register.
11615 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11617 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11619 2007-04-27 Richard Guenther <rguenther@suse.de>
11621 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11623 2007-04-27 Richard Guenther <rguenther@suse.de>
11625 PR tree-optimization/30965
11626 PR tree-optimization/30978
11627 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11628 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11629 (find_equivalent_equality_comparison): Likewise.
11630 (simplify_cond): Likewise.
11631 (get_prop_source_stmt): New helper.
11632 (get_prop_dest_stmt): Likewise.
11633 (can_propagate_from): Likewise.
11634 (remove_prop_source_from_use): Likewise.
11635 (combine_cond_expr_cond): Likewise.
11636 (forward_propagate_comparison): New function.
11637 (forward_propagate_into_cond): Rewrite to use fold for
11639 (tree_ssa_forward_propagate_single_use_vars): Call
11640 forward_propagate_comparison to propagate comparisons.
11642 2007-04-27 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/31715
11645 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11646 sure to do computation on the offset in an appropriate
11649 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11651 * reload.h (elimination_target_reg_p): Declare.
11652 * reload.c (find_reloads): Don't apply the reg_rtx move
11653 optimization if the SET_DEST satisfies elimination_target_reg_p.
11654 * reload1.c (elimination_target_reg_p): New function.
11655 (gen_reload): In the move/add2 fallback, make sure that op0
11656 does not overlap the destination register.
11658 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11660 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11661 transform only GIMPLE_MODIFY_STMTs.
11662 * tree-complex.c (expand_complex_operations_1): Ditto.
11663 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11664 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11665 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11667 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11668 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11669 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11670 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11671 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11672 slpeel_add_loop_guard): Ditto.
11673 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11674 * lambda-code.c (perfect_nestify): Ditto.
11675 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11676 before the first statement.
11677 * tree-optimize.c (execute_free_datastructures): Fix comments.
11678 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11679 * tree-flow.h (disband_implicit_edges): Declaration removed.
11680 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11682 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11683 COND_EXPRs without gotos.
11684 (disband_implicit_edges, has_label_p): Removed.
11685 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11686 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11688 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11690 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11691 also for COND_EXPRs.
11692 * cfgexpand.c (label_rtx_for_bb): New function.
11693 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11694 Use label_rtx_for_bb to find the labels.
11695 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11696 last block. Detect fallthru edges.
11698 2007-04-26 Ian Lance Taylor <iant@google.com>
11701 * reload.c (find_reloads_subreg_address): If the address was valid
11702 in the original mode but not in the new mode, reload the whole
11705 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11707 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11708 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11709 (cleanup_control_expr_graph): Do not invalidate dominance info.
11710 Record altered blocks.
11711 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11712 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11713 cleanup_tree_cfg_bb): New functions.
11714 (remove_forwarder_block): Do not maintain the worklist of blocks.
11715 Record altered blocks.
11716 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11717 not over whole cfg.
11718 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11719 delete_unreachable_blocks if dominators are not available.
11720 * tree-inline.c (optimize_inline_calls): Free dominance information
11722 * tree-flow.h (remove_edge_and_dominated_blocks,
11723 cfgcleanup_altered_bbs): Altered.
11724 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11726 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11728 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11729 do not invalidate dominators.
11731 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11733 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11734 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11735 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11736 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11738 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11740 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11742 2007-04-26 Richard Guenther <rguenther@suse.de>
11744 PR tree-optimization/31703
11745 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11746 the right type for the target of the bittest.
11748 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11750 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11751 ix86_sol10_return_in_memory.
11753 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11755 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11758 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11761 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11763 PR tree-optimization/30558
11764 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11765 clear this_state.prev_try.
11767 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11768 Mark Mitchell <mark@codesourcery.com>
11770 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11771 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11772 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11774 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11777 * doc/invoke.texi (%:print-asm-header): Document.
11778 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11780 (static_spec_functions): Add print-asm-header.
11781 (main): Print a banner before the --target-help linker options.
11782 (print_asm_header_spec_function): New function.
11784 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11787 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11788 (movsf_ie): Likewise.
11790 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11792 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11794 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11796 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11797 exception for divide-by-zero.
11798 (__umodsi3, __modsi3): Likewise.
11800 2007-04-25 Dirk Mueller <dmueller@suse.de>
11802 * c-typeck.c (build_compound_expr): Annotate warning()
11803 call with OPT_Wunused_value.
11804 * tree-ssa.c (warn_uninit): Annotate warning with
11806 * c-common.c (handle_sentinel_attribute): Annotate warning
11807 call with OPT_Wattributes.
11809 2007-04-25 Thiemo Seufer <ths@mips.com>
11811 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11812 (mips16): Fix typo.
11813 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11814 on to the assembler. Improve handling of -mno-mips16. Add handling
11815 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11816 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11817 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11818 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11820 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11823 * config/i386/winnt.c (i386_pe_file_end): Strip only
11824 USER_LABEL_PREFIX when writing export name.
11826 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11828 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11829 sh/elf.h, vx-common.h and vxworks.h.
11830 * config/sh/sh.h: Include config/vxworks-dummy.h.
11831 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11832 (OVERRIDE_OPTIONS): Use it.
11833 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11834 (vxworks_picreg): New pattern.
11835 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11836 VXWORKS_OS_CPP_BUILTINS.
11837 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11838 to their VXWORKS_* equivalents.
11839 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11840 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11841 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11842 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11843 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11844 -mrtp/-fPIC multilibs.
11845 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11846 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11847 (MULTILIB_OSDIRNAMES): Delete.
11849 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11852 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11854 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11856 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11857 rounding mode to be specified by the caller.
11858 (real_to_mpfr) Likewise.
11859 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11860 include new arguments.
11861 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11863 2007-04-24 Ian Lance Taylor <iant@google.com>
11865 PR tree-optimization/31605
11866 * tree-vrp.c (set_value_range): Check that min and max are not
11867 both overflow infinities.
11868 (set_value_range_to_value): New static function.
11869 (extract_range_from_binary_expr): Call set_value_range_to_value.
11870 (extract_range_from_cond_expr): Likewise.
11871 (extract_range_from_expr): Likewise.
11872 (extract_range_from_unary_expr): Likewise. Don't create a range
11873 which overflows on both sides.
11874 (vrp_meet): Check for a useless range.
11875 (vrp_visit_phi_node): If we see a constant which looks like an
11876 overflow infinity, turn off the TREE_OVERFLOW flag.
11878 2007-04-24 Ian Lance Taylor <iant@google.com>
11880 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11882 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11884 PR diagnostic/25923
11885 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11886 diagnostic message is being built.
11887 * tree-pretty-print.c (dump_generic_node): Only write the
11888 formatted text into BUFFER's stream if we are not building a
11889 diagnostic message.
11890 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11892 * Makefile.in (toplev.o): Depend on tree-pass.h.
11894 2007-04-24 Ian Lance Taylor <iant@google.com>
11896 PR tree-optimization/31602
11897 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11898 conditionals in the copied loop header.
11899 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11900 warnings if TREE_NO_WARNING is set.
11901 * doc/invoke.texi (Warning Options): Clarify that
11902 -Wstrict-overflow does not warn about loops.
11904 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11906 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11907 expand on the comment about _Decimal128 arguments and check the
11908 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11909 that _Decimal128 argument uses even/odd register pair.
11910 (function_arg): Ditto.
11912 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11914 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11915 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11917 2007-04-24 Richard Guenther <rguenther@suse.de>
11918 Olga Golovanevsky <olga@il.ibm.com>
11920 * fold-const.c (multiple_of_p): Check for bottom
11923 2007-04-24 Richard Henderson <rth@redhat.com>
11925 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11926 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11927 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11928 looking for non-zero bits shifted out. Avoid a recursive call
11929 when constructing the scalar.
11930 (__floatundisf): Likewise.
11932 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11934 * dwarf2out.c (field_byte_offset): Move the existing logic
11935 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11936 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11938 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11941 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11942 length argument of 0 for memset.
11943 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11944 unsigned shift instead of the signed variant.
11946 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11948 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11949 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11950 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11951 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11952 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11953 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11954 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11955 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11956 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11957 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11958 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11959 "mul<mode>3", "div<mode>3"): Insn definitions added.
11960 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11961 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11962 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11963 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11964 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11965 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11966 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11967 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11968 TARGET_FLOAT_FORMAT): Macro definitions removed.
11969 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11970 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11971 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11972 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11973 (s390_gen_rtx_const_DI): Function removed.
11974 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11976 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11978 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11979 over an external ffs function.
11981 2007-04-24 Chao-ying Fu <fu@mips.com>
11982 Richard Sandiford <richard@nildram.co.uk>
11984 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11985 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11986 (smadd_widen_optab, umadd_widen_optab): Define.
11987 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11989 * genopinit.c (optabs): Fill in smadd_widen_optab and
11991 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11992 and umadd_widen_optab to implement multiply-add sequences.
11993 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11994 (<u>maddsidi4): ...this. Extend condition to include
11995 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11996 of operand 0 to "ka" and use the three-operand form of madd<u>
11998 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12000 * config/mips/constraints.md (ka): New register constraint.
12002 2007-04-24 Jan Hubicka <j@suse.cz>
12006 2007-04-23 Jan Hubicka <jh@suse.cz>
12007 * function.c (init_function_start): Don't init line number info.
12008 (expand_function_end): Update.
12009 (reset_block_changes, record_block_change, finalize_block_changes,
12010 check_block_change, free_block_changes): Kill.
12011 * function.h (reset_block_changes, record_block_change,
12012 finalize_block_changes, check_block_change, free_block_changes):
12014 (struct function): Remove ib_boundaries_block.
12015 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12016 Use curr_insn_locator to initialize locator.
12017 (emit_line_note): Remove.
12018 * cfgexpand.c (expand_gimple_cond_expr): Update.
12019 (construct_exit_block): Likewise.
12020 (tree_expand_cfg): Initialize/finalize locators.
12021 * expr.c (expand_expr_real): Update.
12022 * cfglayout.c (line_locators_locs, line_locators_lines,
12023 file_locators_locs, file_locators_files): Remove.
12024 (set_block_levels): Move to cfgexpand.c.
12025 (insn_locators_initialize): Remove.
12026 (pass_insn_locators_initialize): Remove.
12027 (locations_locators_locs, locations_locators_vals): New static vars.
12028 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12030 (insn_locators_alloc, insn_locators_finalize,
12031 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12033 (locator_location): New.
12034 (locator_line, locator_file): Rewrite.
12035 * rtl.h (emit_line_note): Kill.
12036 (insn_locators_alloc, insn_locators_finalize,
12037 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12039 * tree-inline.c (initialize_cfun): Do not initialize
12040 ib_boundaries_block.
12041 * passes.c (pass_insn_locators_initialize): Remove.
12043 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12045 * doc/invoke.texi: Removed leading '-' from option index entries.
12047 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12049 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12051 (create_phi_node): Use set_phi_nodes.
12052 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12053 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12054 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12055 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12056 (bsi_start, bsi_last): Use bb_stmt_list.
12057 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12058 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12059 Traverse the statements using tsi iterator.
12060 * basic-block.h (struct basic_block_def): Fields stmt_list
12061 and phi_nodes moved to ...
12062 (struct tree_bb_info): ... new structure.
12063 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12064 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12065 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12066 (tree_verify_flow_info): Verify that il.tree is not set for
12067 entry and exit block.
12068 (tree_split_block): Use set_bb_stmt_list.
12070 2007-04-23 Mike Stump <mrs@apple.com>
12072 * config/i386/i386.c (ix86_tune_features
12073 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12076 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12078 * config/i386/i386.md (prefix_extra): New attribute.
12079 (length): Add prefix_extra.
12081 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12082 (sse2_movntv2di): Likewise.
12083 (sse2_cvtps2dq): Likewise.
12084 (sse2_cvtpd2pi): Likewise.
12085 (sse2_cvttpd2pi): Likewise.
12086 (*sse2_cvtpd2ps): Likewise.
12087 (*add<mode>3): Likewise.
12088 (sse2_ssadd<mode>3): Likewise.
12089 (sse2_usadd<mode>3): Likewise.
12090 (*sub<mode>3): Likewise.
12091 (sse2_sssub<mode>3): Likewise.
12092 (sse2_ussub<mode>3): Likewise.
12093 (*mulv8hi3): Likewise.
12094 (*smulv8hi3_highpart): Likewise.
12095 (*umulv8hi3_highpart): Likewise.
12096 (sse2_umulv2siv2di3): Likewise.
12097 (sse2_pmaddwd): Likewise.
12098 (ashr<mode>3): Likewise.
12099 (lshr<mode>3): Likewise.
12100 (ashl<mode>3): Likewise.
12101 (sse2_ashlti3): Likewise.
12102 (sse2_lshrti3): Likewise.
12103 (*umaxv16qi3): Likewise.
12104 (*smaxv8hi3): Likewise.
12105 (*uminv16qi3): Likewise.
12106 (*sminv8hi3): Likewise.
12107 (sse2_eq<mode>3): Likewise.
12108 (sse2_gt<mode>3): Likewise.
12109 (*and<mode>3): Likewise.
12110 (sse2_nand<mode>3): Likewise.
12111 (*ior<mode>3): Likewise.
12112 (*xor<mode>3): Likewise.
12113 (sse2_packsswb): Likewise.
12114 (sse2_packssdw): Likewise.
12115 (sse2_packuswb): Likewise.
12116 (sse2_punpckhbw): Likewise.
12117 (sse2_punpcklbw): Likewise.
12118 (sse2_punpckhwd): Likewise.
12119 (sse2_punpcklwd): Likewise.
12120 (sse2_punpckhdq): Likewise.
12121 (sse2_punpckldq): Likewise.
12122 (sse2_punpckhqdq): Likewise.
12123 (sse2_punpcklqdq): Likewise.
12124 (*sse2_pinsrw): Likewise.
12125 (*sse2_pextrw): Likewise.
12126 (sse2_pshufd_1): Likewise.
12127 (sse2_uavgv16qi3): Likewise.
12128 (sse2_uavgv8hi3): Likewise.
12129 (sse2_psadbw): Likewise.
12130 (sse2_pmovmskb): Likewise.
12131 (*sse2_maskmovdqu): Likewise.
12132 (*sse2_maskmovdqu_rex64): Likewise.
12133 (sse4a_extrqi): Likewise.
12134 (sse4a_extrq): Likewise.
12135 (sse3_lddqu): Set prefix_rep.
12136 (sse3_addsubv4sf3): Likewise.
12137 (sse3_haddv4sf3): Likewise.
12138 (sse3_hsubv4sf3): Likewise.
12139 (sse_cvtss2si): Likewise.
12140 (sse_cvtss2si_2): Likewise.
12141 (sse_cvtss2siq): Likewise.
12142 (sse_cvtss2siq_2): Likewise.
12143 (sse_cvttss2si): Likewise.
12144 (sse_cvttss2siq): Likewise.
12145 (sse2_cvttps2dq): Likewise.
12146 (sse3_movshdup): Likewise.
12147 (sse3_movsldup): Likewise.
12148 (sse2_cvtsd2si): Likewise.
12149 (sse2_cvtsd2si_2): Likewise.
12150 (sse2_cvtsd2siq): Likewise.
12151 (sse2_cvtsd2siq_2): Likewise.
12152 (sse2_cvttsd2si): Likewise.
12153 (sse2_cvttsd2siq): Likewise.
12154 (*sse2_cvtpd2dq): Likewise.
12155 (*sse2_cvttpd2dq): Likewise.
12156 (sse2_pshuflw_1): Likewise.
12157 (sse2_pshufhw_1): Likewise.
12158 (sse4a_insertqi): Likewise.
12159 (sse4a_insertq): Likewise.
12160 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12161 (ssse3_phadddv4si3): Likewise.
12162 (ssse3_phaddswv8hi3): Likewise.
12163 (ssse3_phsubwv8hi3): Likewise.
12164 (ssse3_phsubdv4si3): Likewise.
12165 (ssse3_phsubswv8hi3): Likewise.
12166 (ssse3_pmaddubswv8hi3): Likewise.
12167 (ssse3_pmulhrswv8hi3): Likewise.
12168 (ssse3_pshufbv16qi3): Likewise.
12169 (ssse3_psign<mode>3): Likewise.
12170 (ssse3_palignrti): Likewise.
12171 (abs<mode>2): Likewise.
12172 (ssse3_phaddwv4hi3): Set prefix_extra.
12173 (ssse3_phadddv2si3): Likewise.
12174 (ssse3_phaddswv4hi3): Likewise.
12175 (ssse3_phsubwv4hi3): Likewise.
12176 (ssse3_phsubdv2si3): Likewise.
12177 (ssse3_phsubswv4hi3): Likewise.
12178 (ssse3_pmaddubswv4hi3): Likewise.
12179 (ssse3_pmulhrswv4hi3): Likewise.
12180 (ssse3_pshufbv8qi3): Likewise.
12181 (ssse3_psign<mode>3): Likewise.
12182 (ssse3_palignrdi): Likewise.
12183 (abs<mode>2): Likewise.
12184 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12185 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12186 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12188 2007-04-23 Nick Clifton <nickc@redhat.com>
12190 * params.def: Fix formatting of emacs local variables.
12192 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12194 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12195 move if inter-unit move isn't allowed.
12196 Don't split moving the first element of V2DI to DI to inter-unit
12197 move if inter-unit move isn't allowed.
12199 2007-04-23 Richard Guenther <rguenther@suse.de>
12201 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12202 and CDI_POST_DOMINATORS separately.
12204 2007-04-23 Nick Clifton <nickc@redhat.com>
12206 * c.opt (Wformat-contains-nul): Add warning attribute.
12208 2007-04-23 Jan Hubicka <jh@suse.cz>
12210 * function.c (init_function_start): Don't init line number info.
12211 (expand_function_end): Update.
12212 (reset_block_changes, record_block_change, finalize_block_changes,
12213 check_block_change, free_block_changes): Kill.
12214 * function.h (reset_block_changes, record_block_change,
12215 finalize_block_changes, check_block_change, free_block_changes):
12217 (struct function): Remove ib_boundaries_block.
12218 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12219 Use curr_insn_locator to initialize locator.
12220 (emit_line_note): Remove.
12221 * cfgexpand.c (expand_gimple_cond_expr): Update.
12222 (construct_exit_block): Likewise.
12223 (tree_expand_cfg): Initialize/finalize locators.
12224 * expr.c (expand_expr_real): Update.
12225 * cfglayout.c (line_locators_locs, line_locators_lines,
12226 file_locators_locs, file_locators_files): Remove.
12227 (set_block_levels): Move to cfgexpand.c.
12228 (insn_locators_initialize): Remove.
12229 (pass_insn_locators_initialize): Remove.
12230 (locations_locators_locs, locations_locators_vals): New static vars.
12231 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12233 (insn_locators_alloc, insn_locators_finalize,
12234 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12236 (locator_location): New.
12237 (locator_line, locator_file): Rewrite.
12238 * rtl.h (emit_line_note): Kill.
12239 (insn_locators_alloc, insn_locators_finalize,
12240 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12242 * tree-inline.c (initialize_cfun): Do not initialize
12243 ib_boundaries_block.
12244 * passes.c (pass_insn_locators_initialize): Remove.
12246 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12248 PR middle-end/31448
12249 * expr.c (reduce_to_bit_field_precision): Handle
12252 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12254 PR tree-optimization/24659
12255 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12256 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12257 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12258 * genopinit.c (optabs): Rename vec_pack_mod_optab
12259 to vec_pack_trunc_optab.
12260 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12261 early for scalar floating point operands for NOP_EXPR.
12262 (vectorizable_type_promotion): Ditto.
12263 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12264 vec_pack_trunc_optab.
12265 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12267 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12268 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12269 Rename from VEC_PACK_MOD_EXPR.
12270 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12271 * expr.c (expand_expr_real_1): Ditto.
12272 * tree-inline.c (estimate_num_insns_1): Ditto.
12273 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12275 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12276 (vec_unpacks_lo_v4sf): Ditto.
12277 (vec_pack_trunc_v2df): Ditto.
12278 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12279 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12280 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12282 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12284 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12286 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12287 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12288 packing of floating point operands.
12289 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12290 represent unpacking of floating point operands.
12291 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12292 [vec_unpacks_hi]: Ditto.
12293 [vec_unpacks_lo]: Ditto.
12295 2007-04-22 Jan Hubicka <jh@suse.cz>
12297 * final.c (rest_of_handle_final): Call
12298 targetm.asm_out.constructor/targetm.asm_out.destructor
12299 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12300 proper priority via decl_*_priority_insert.
12301 * c-common.c (c_expand_body): Likewise.
12303 2007-04-22 Richard Guenther <rguenther@suse.de>
12305 PR tree-optimization/29789
12306 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12307 (rewrite_reciprocal): New helper split out from
12308 determine_invariantness_stmt.
12309 (rewrite_bittest): Likewise.
12310 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12311 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12314 2007-04-22 Revital Eres <eres@il.ibm.com>
12316 * loop-unroll.c (var_to_expand): New field to support also
12317 insns of the form x = something + x.
12318 (analyze_insn_to_expand_var): Use it.
12319 (expand_var_during_unrolling): Likewise.
12321 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12323 * predict.c: Include pointer-set.h.
12324 (bb_predictions): New variable.
12325 (tree_predicted_by_p, tree_predict_edge,
12326 remove_predictions_associated_with_edge): Use bb_predictions map
12327 instead of bb->predictions.
12328 (clear_bb_predictions, assert_is_empty): New functions.
12329 (combine_predictions_for_bb): Use bb_predictions map. Call
12330 clear_bb_predictions.
12331 (tree_estimate_probability): Create and free bb_predictions map.
12332 * Makefile.in (predict.o): Add pointer-set.h dependency.
12333 * basic-block.h (struct basic_block_def): Remove predictions
12335 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12337 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12340 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12343 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12345 * timevar.c (timevar_print): Change reference of --disable-checking to
12346 --enable-checking=release. Also warn if assert checking is disabled.
12348 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12351 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12352 decl as addressable if the compound literal was marked as
12354 Mark the decl as a gimple register if it is a complex or
12355 vector decl and does not live in memory.
12357 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12359 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12360 (GENERIC_NEXT): New function macro.
12361 (PHI_CHAIN): Use phi_node's new chain variable.
12362 (tree_phi_node): Change tree_common to tree_base
12363 and add the chain field.
12364 * tree-phinodes.c (make_phi_node): Don't set
12365 TREE_TYPE on the new node.
12366 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12367 instead of checking GIMPLE_TUPLE_P in chain_next.
12368 * tree-vect-transform.c
12369 (get_initial_def_for_induction): Look at
12370 PHI_RESULT_TREE for the type of the phi node.
12371 (update_vuses_to_preheader): Use PHI_CHAIN
12372 instead of TREE_CHAIN on the phi node.
12373 * tree-ssa-structalias.c (compute_points_to_sets):
12375 (ipa_pta_execute): Likewise.
12377 2007-04-21 Richard Guenther <rguenther@suse.de>
12379 PR middle-end/31136
12380 * fold-const.c (fold_unary): Call fold_convert_const on the
12383 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12385 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12386 (store_killed_in_pat): New.
12388 2007-04-20 Richard Henderson <rth@redhat.com>
12391 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12392 TREE_LIST with a void_type_node value, not void_list_node exactly.
12394 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12396 * doc/standards.texi: Re-arrange into language-specific
12397 subsections. Add a C++ section, documenting which standards we
12400 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12402 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12403 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12405 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12407 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12408 ecrti.o and crtbegin.o.
12409 (LIB_DEFAULT_SPEC): Include -lc.
12410 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12412 2007-04-20 Richard Henderson <rth@redhat.com>
12415 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12416 argument; update all callers.
12417 (get_unaligned_offset): New.
12418 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12419 get_unaligned_address, just pass on the address directly.
12420 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12421 the subreg in the helper patterns.
12422 (unaligned_extendqidi_le): Use get_unaligned_offset.
12423 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12424 (unaligned_extendhidi_be): Likewise.
12425 (unaligned_extendhidi): Tidy.
12426 * config/alpha/alpha-protos.h: Update.
12428 2007-04-20 Richard Henderson <rth@redhat.com>
12430 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12431 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12432 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12433 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12434 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12435 (CPP_SPEC): Don't include %(cpp_subtarget).
12436 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12437 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12438 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12440 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12442 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12443 for __builtin_ia32_cmpordss.
12445 PR tree-optimization/31632
12446 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12447 and arg1 for optimizations of comparison against min/max values.
12448 Fold arg0 to arg1's type for optimizations of comparison against
12449 min+1 and max-1 values.
12451 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12453 * reload.c (combine_reloads): When trying to use a dying register,
12454 check whether it's uninitialized and don't use if so.
12456 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12458 * fold-const.c: Remove prototypes for native_encode_expr and
12459 native_interpret_expr.
12460 (native_encode_expr): Make non-static.
12461 (native_interpret_expr): Likewise.
12462 * tree.h: Add prototypes for the above.
12464 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12466 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12467 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12468 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12469 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12470 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12471 Add length attributes.
12473 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12475 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12478 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12479 __STDC_WANT_DEC_FP__.
12481 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12483 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12484 for long double compatibility.
12485 * configure: Regenerate.
12487 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12489 PR rtl-optimization/29841
12490 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12492 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12493 that may cause control flow transfer from being moved.
12495 2007-04-18 Jan Hubicka <jh@suse.cz>
12497 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12500 2007-04-18 Eric Christopher <echristo@apple.com>
12502 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12503 only. Update operands.
12504 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12505 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12506 link register to pic register.
12508 2007-04-18 Dirk Mueller <dmueller@suse.de>
12510 PR diagnostic/31227
12511 * tree-vrp.c (search_for_addr_array): New.
12512 (check_array_bounds): Suppress warning about
12513 address taken of array refs if its not de-referenced.
12515 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12517 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12518 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12520 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12521 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12522 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12524 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12526 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12528 (vect_analyze_scalar_cycles): Fix indentation.
12529 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12530 (vect_mark_relevant): Include phis in relevance analysis.
12532 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12534 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12536 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12537 output_operand_lossage().
12539 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12541 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12542 the unused code for reduction without adjust-in-epilog to simplify the
12545 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12547 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12548 (S390_TDC_NEGATIVE_ZERO): New constant.
12549 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12550 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12551 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12552 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12553 (S390_TDC_POSITIVE_INFINITY): New constant.
12554 (S390_TDC_NEGATIVE_INFINITY): New constant.
12555 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12556 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12557 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12558 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12559 (S390_TDC_INFINITY): New constant.
12560 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12561 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12562 optimization for UNSPEC_CCZ_TO_INT.
12563 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12564 ("*ccz_to_int"): New insn.
12565 ("isinf<mode>2"): New insn.
12566 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12567 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12568 (UNSPEC_CCZ_TO_INT): New constant.
12570 2007-04-18 Richard Guenther <rguenther@suse.de>
12572 PR tree-optimization/19431
12573 PR tree-optimization/21463
12574 * tree-pass.h (pass_phiprop): Declare.
12575 * passes.c (init_optimization_passes): New phiprop pass.
12576 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12577 (phivn_valid_p): New helper function.
12578 (phiprop_insert_phi): Likewise.
12579 (propagate_with_phi): Likewise.
12580 (tree_ssa_phiprop): New propagator propagating loads
12581 through phi nodes if profitable.
12583 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12585 * tree-vect-analyze.c (process_use): New function.
12586 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12587 Check phis in all bbs.
12588 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12591 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12593 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12596 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12599 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12602 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12606 (sse_vmmulv4sf3): Likewise.
12607 (sse2_vmaddv2df3): Likewise.
12608 (sse2_vmmulv2df3): Likewise.
12610 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12612 PR rtl-optimization/31360
12613 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12614 (target_reg_cost): New.
12615 (init_set_costs): Initialize target_reg_cost. Add comments
12616 regarding the rationale of the costs.
12617 (global_cost_for_size): Renamed to...
12618 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12619 of register pressure.
12620 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12621 estimate_reg_pressure_cost. Add number of ivs.
12622 (determine_set_costs): Dump target_reg_cost.
12623 * loop-invariant.c (gain_for_invariant): Use
12624 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12625 (best_gain_for_invariant, find_invariants_to_move): Remove
12627 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12628 (target_reg_cost): Declare.
12629 (global_cost_for_size): Declaration removed.
12630 (estimate_reg_pressure_cost): Declare.
12632 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12634 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12635 regnos into even/odd register pairs.
12636 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12637 TDmode similar to the other floating point modes.
12638 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12639 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12641 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12642 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12643 (movdd_hardfloat64): Use TARGET_MFPGPR.
12645 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12647 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12650 2005-01-05 Richard Henderson <rth@redhat.com>
12652 * reload1.c (do_input_reload): Restrict the optimization deleteing
12653 a previous output reload to RELOAD_FOR_INPUT.
12655 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12657 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12658 induc_vec_info_type.
12659 (vectorizable_induction): New function declaration.
12660 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12661 check if already vectorized. Find first place in BB where new stmts
12662 can be inserted. Takes only one argument.
12663 (vectorizable_induction): New function.
12664 (vect_transform_stmt): Add case for induc_vec_info_type to call
12665 vectorizable_induction.
12666 (vect_transform_loop): Consider phis for vectorization.
12667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12669 (analyze_operations): Call vectorizable_induction when analyzing phis.
12671 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12672 (vect_mark_relevant): Include phis in relevance analysis.
12673 (vect_mark_stmts_to_be_vectorize): Likewise.
12674 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12676 2007-04-16 Lawrence Crowl <crowl@google.com>
12678 * doc/invoke.texi (Debugging Options): Add documentation for the
12679 -femit-struct-debug options -femit-struct-debug-baseonly,
12680 -femit-struct-debug-reduced, and
12681 -femit-struct-debug-detailed[=...].
12683 * c-opts.c (c_common_handle_option): Add
12684 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12685 and OPT_femit_struct_debug_detailed_.
12686 * c.opt: Add specifications for
12687 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12688 and -femit-struct-debug-detailed[=...].
12689 * opts.c (set_struct_debug_option): Parse the
12690 -femit-struct-debug-... options.
12691 * opts.c (matches_main_base, main_input_basename,
12692 main_input_baselength, base_of_path, matches_main_base): Add
12693 variables and functions to compare header base name to compilation
12695 * opts.c (should_emit_struct_debug): Add to determine to emit a
12696 structure based on the option.
12697 (dump_struct_debug) Also disabled function to debug this
12699 * opts.c (handle_options): Save the base name of the
12702 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12703 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12704 This hook indicates if a type is generic. Set it by default
12705 to "never generic".
12706 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12707 to determine if a struct type is generic or not.
12708 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12709 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12710 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12711 with live C++ hook.
12713 * flags.h (enum debug_info_usage): Add an enumeration to describe
12714 a program's use of a structure type.
12715 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12716 to indicate the program's usage of the type. Filter structs based
12717 on the -femit-struct-debug-... specification.
12718 (gen_type_die): Split into two routines, gen_type_die and
12719 gen_type_die_with_usage. gen_type_die is now a wrapper
12720 that assumes direct usage.
12721 (gen_type_die_with_usage): Replace calls to gen_type_die
12722 with gen_type_die_with_usage adding the program usage of
12723 the referenced type.
12724 (dwarf2out_imported_module_or_decl): Suppress struct debug
12725 information using should_emit_struct_debug when appropriate.
12727 2007-04-16 Ian Lance Taylor <iant@google.com>
12729 PR tree-optimization/31522
12730 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12731 (vrp_initialize): Allocate vr_phi_edge_counts.
12732 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12733 executable edge. Drop test for all constants.
12734 (vrp_finalize): Free vrp_phi_edge_counts.
12736 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12737 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12739 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12740 predecessors at head rather than tail.
12742 2007-04-16 Matthias Klose <doko@debian.org>
12744 * config/alpha/linux.h (CPP_SPEC): Define.
12745 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12747 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12749 * function.h: Remove sequence_stack extern declaration.
12751 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12753 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12755 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12758 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12760 * config/avr/avr.c (avr_arch_types): Rearranging array.
12761 (enum avr_arch): Add.
12762 (avr_mcu_types): Use avr_arch enumeration constants instead of
12764 * config/avr/avr.h (LINK_SPEC): Simplify.
12766 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12768 * config/m68k/m68k.c (m68k_libcall_value,
12769 m68k_function_value): Use macros for register names more.
12771 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12773 (M68K_REGNAME): Use A6_REG.
12774 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12776 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12778 PR middle-end/28071
12779 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12780 'pending_read_list_length' and 'pending_write_list_length'. Update
12782 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12783 to handle two length counters instead of one. Update all uses.
12784 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12785 two length counters instead of one.
12786 * sched-rgn.c (propagate_deps): Update to handle two length counters
12789 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12792 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12793 copy of source, pass it to ix86_expand_vector_set and return
12796 2007-04-16 David Ung <davidu@mips.com>
12797 Joseph Myers <joseph@codesourcery.com>
12799 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12800 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12801 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12802 Add 74K processor information.
12803 * config/mips/mips.md: Include 74k.md.
12804 (cpu): Add 74kc,74kf,74kx.
12805 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12806 * config/mips/74k.md: New.
12807 * doc/invoke.texi (MIPS Options): Document 74K support.
12809 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12811 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12812 vectorizable_* functions.
12813 * tree-vect-transform.c (vectorizable_call): Add check for
12814 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12815 (vectorizable_store): likewise.
12816 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12818 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12819 (vectorizable_type_promotion, vectorizable_load): Likewise.
12820 (vectorizable_live_operation, vectorizable_condition): Likewise.
12821 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12823 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12825 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12827 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12828 register numbers more.
12829 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12830 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12831 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12832 FUNCTION_VALUE_REGNO_P): Likewise.
12833 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12834 STATIC_CHAIN_REGNUM): Likewise.
12835 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12836 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12837 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12838 * config/m68k/m68k.md (FP_REG): New.
12840 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12842 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12845 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12847 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12848 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12851 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12853 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12856 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12859 * c-decl.c (finish_decl): Grab the type of the decl after the call
12860 to store_init_value.
12862 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12864 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12866 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12869 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12870 dominators, post dominators and cleanup cfg before returning.
12872 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12874 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12875 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12877 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12879 * config.gcc: Recognize fido.
12880 * config/m68k/m68k-devices.def (fidoa): New.
12881 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12883 (FL_FIDOA, TARGET_FIDOA): New.
12884 * config/m68k/m68k.opt (mfidoa): New.
12886 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12888 PR middle-end/31322
12889 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12890 when a personality function is used.
12892 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12894 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12896 2007-04-13 Mike Stump <mrs@apple.com>
12898 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12900 * config/darwin.opt (fapple-kext): Make C++ only.
12901 * config/darwin.c (darwin_override_options): Remove code to ensure
12902 -fapple-kext is given for C++ only.
12904 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12906 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12907 * config/mips/mips.c (override_options): Call
12908 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12910 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12912 * config/i386/i386.opt (msvr3-shlib): Removed.
12914 * doc/invoke.texi: Remove -msvr3-shlib.
12916 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12918 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12919 with "popcnt" instruction.
12921 2007-04-13 Richard Guenther <rguenther@suse.de>
12923 PR tree-optimization/21258
12924 * tree-vrp.c (compare_case_labels): New helper.
12925 (find_switch_asserts): New function.
12926 (find_assert_locations): Call it for SWITCH_EXPRs.
12928 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12930 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12931 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12932 check is now implied in X87_FLOAT_MODE_P.
12933 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12934 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12935 (fix_trunc<mode>_i386_fisttp): Ditto.
12936 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12937 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12938 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12939 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12940 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12941 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12942 (unnamed_splitters): Ditto.
12943 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12944 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12945 FIRST_SSE_REG for local functions when SSE math is enabled or
12946 for functions with sseregparm attribute.
12947 (standard_80387_constant_p): Return -1 if mode is not
12949 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12950 (ix86_expand_compare): Ditto.
12951 (ix86_expand_carry_flag_compare): Ditto.
12952 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12953 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12954 DECIMAL_FLOAT_MODE_P.
12955 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12956 of SCALAR_FLOAT_MODE_P.
12957 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12958 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12959 checks before FLOAT_MODE_P.
12960 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12961 before FLOAT_MODE_P.
12966 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12968 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12969 Charles Wilson <libtool@cwilson.fastmail.fm>
12971 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12972 (libgcc.mvars): Don't depend on them.
12973 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12974 * exec-tool.in: New.
12976 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12978 * doc/invoke.text (--help): Document --help=common.
12980 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12982 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12984 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12986 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12987 * genemit.c (main): Emit #include "integrate.h".
12988 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12989 (LOADGP_RTP): New mips_loadgp_style.
12990 * config/mips/mips.h: Include config/vxworks-dummy.h.
12991 (TARGET_RTP_PIC): New macro.
12992 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12993 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12994 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12995 for TARGET_RTP_PIC.
12996 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12997 -mvxworks-pic when using -mrtp and a PIC option.
12998 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13000 (mips_symbolic_constant_p, mips_symbolic_address_p)
13001 (mips_symbol_insns): Handle SYMBOL_HALF.
13002 (override_options): Warn about -G and -mrtp being used together.
13003 Initialize mips_lo_relocs[SYMBOL_HALF].
13004 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13005 (mips_emit_loadgp): Handle LOADGP_RTP.
13006 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13007 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13008 (tablejump): Handle function-relative case table entries if
13010 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13012 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13014 * config/mips/mips.md (load_call<mode>): Allow any general register.
13016 (sibcall_value_internal, sibcall_value_multiple_internal)
13017 (call_value_internal, call_value_split, call_value_multiple_internal)
13018 (call_value_multiple_split): Remove constraints from operand 0.
13020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13022 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13023 rather than loadgp_noshared.
13024 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13025 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13027 * config/mips/mips.md (loadgp): Rename to...
13028 (loadgp_newabi): ...this.
13029 (loadgp_noshared): Rename to...
13030 (loadgp_absolute): ...this.
13032 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13034 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13035 false for locally-binding symbols.
13036 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13038 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13040 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13041 (SYMBOL_GOT_PAGE_OFST): ...this.
13042 (SYMBOL_GOT_GLOBAL): Rename to...
13043 (SYMBOL_GOT_DISP): ...this.
13044 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13045 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13046 * config/mips/mips.c (mips_global_symbol_p): New function.
13047 (mips_symbol_binds_local_p): Likewise.
13048 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13049 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13050 mips_global_symbol_p and mips_symbol_binds_local_p.
13051 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13052 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13053 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13054 SYMBOL_GOTOFF_DISP.
13055 (mips_ok_for_lazy_binding_p): New function.
13056 (mips_load_call_address, mips_expand_call): Use it.
13057 (mips_dangerous_for_la25_p): Likewise.
13058 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13059 (*got_disp<mode>): Use got_disp_operand instead of
13060 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13061 SYMBOL_GOTOFF_GLOBAL.
13062 (*got_page<mode>): Use got_page_ofst_operand instead of
13064 * config/mips/predicates.md (const_call_insn_operand): Use
13065 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13066 (global_got_operand): Rename to...
13067 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13069 (local_got_operand): Rename to...
13070 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13071 of SYMBOL_GOT_LOCAL.
13073 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13075 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13076 TARGET_CALL_CLOBBERED_GP.
13077 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13078 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13079 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13080 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13081 of TARGET_ABICALLS && !TARGET_NEWABI.
13082 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13083 * config/mips/mips.c (mips_load_call_address): Check
13084 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13085 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13086 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13087 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13088 TARGET_ABICALLS && TARGET_NEWABI.
13089 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13091 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13092 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13093 TARGET_ABICALLS && TARGET_NEWABI.
13094 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13095 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13096 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13097 whether indirect calls must use $25.
13098 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13100 * config/mips/mips.md (jal_macro): Check flag_pic and
13101 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13102 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13103 instead of TARGET_ABICALLS.
13104 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13105 TARGET_ABICALLS && TARGET_OLDABI.
13106 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13107 (sibcall): In the comment above the define_insn, mention
13108 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13109 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13110 instead of TARGET_ABICALLS.
13112 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13114 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13115 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13116 (MACFLAGS_MATCH_P): New macro.
13117 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13118 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13119 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13120 the other MACFLAG constants.
13121 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13122 (flag_machi): Tighten constraints. Renumber some of the operands.
13123 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13125 (flag_machi_parts_acconly): New pattern.
13126 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13128 (flag_macinit1hi): Tighten constraints.
13129 (flag_mul_macv2hi_parts_acconly): New pattern.
13131 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13132 Use a more efficient implementation.
13133 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13134 inline sequences when not optimizing for size.
13136 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13137 movhi_high2low): Delete, merge functionality into...
13138 (packv2hi): ... this pattern.
13140 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13141 * config/bfin/bfin.opt (msim): New option.
13142 (mcpu=): New option.
13143 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13144 (bfin_cpu_t): Typedef of enum bfin_cpu.
13145 (bfin_cpu_type): New declaration.
13146 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13147 -msim and -mcpu= options.
13148 (LIB_SPEC): Likewise.
13149 * config/bfin/bfin.c (bfin_cpu_type): Define.
13150 (bfin_handle_option): Handle -mcpu= option.
13151 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13152 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13153 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13155 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13157 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13158 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13159 (powerpc-wrs-vxworksae): Use ${tm_file}.
13160 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13161 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13162 * config/i386/vx-common.h: New file.
13164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13166 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13169 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13171 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13174 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13178 * c-common.c (c_build_qualified_type): Set canonical type
13181 2007-04-12 Richard Guenther <rguenther@suse.de>
13183 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13184 lower bound and element size if lower bound is not zero
13185 or either of the ARRAY_REF operands is set.
13187 2007-04-12 Richard Guenther <rguenther@suse.de>
13189 PR tree-optimization/24689
13190 PR tree-optimization/31307
13191 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13193 * gimplify.c (canonicalize_addr_expr): To be consistent with
13194 gimplify_compound_lval only set operands two and three of
13195 ARRAY_REFs if they are not gimple_min_invariant. This makes
13196 it never at this place.
13197 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13199 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13201 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13202 null before emitting a .nsubspa directive.
13204 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13206 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13207 need_to_partition_p if there are no memory statements in the
13210 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13212 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13213 (gcd_of_steps_may_divide_p): New function.
13214 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13216 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13218 * reload.c (find_reloads_toplev, find_reloads_address,
13219 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13220 not a pointer equality test, to decide if we need to call
13221 push_reg_equiv_alt_mem.
13223 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13225 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13226 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13228 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13230 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13232 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13233 vector to be positive.
13235 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13239 * doc/invoke.texi: Document --params max-aliased-vops and
13241 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13242 debug_memory_partitions): Move to tree-flow.h
13243 * params.h (AVG_ALIASED_VOPS): Define.
13244 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13246 (mp_info_t): Likewise.
13247 (get_mem_sym_stats_for): New.
13248 (set_memory_partition): Move from tree-flow-inline.h.
13249 (mark_non_addressable): Only clear the set of symbols for the
13250 partition if it exists.
13251 (dump_memory_partitions): Move from tree-ssa-operands.c
13252 (debug_memory_partitions): Likewise.
13253 (need_to_partition_p): New.
13254 (dump_mem_ref_stats): New.
13255 (debug_mem_ref_stats): New.
13256 (dump_mem_sym_stats): New.
13257 (debug_mem_sym_stats): New.
13258 (update_mem_sym_stats_from_stmt): New.
13259 (compare_mp_info_entries): New.
13260 (mp_info_cmp): Call it.
13261 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13263 (get_mpt_for): Move from tree-ssa-operands.c.
13264 (find_partition_for): New.
13265 (create_partition_for): Remove.
13266 (estimate_vop_reduction): New.
13267 (update_reference_counts): New.
13268 (build_mp_info): New.
13269 (compute_memory_partitions): Refactor.
13270 Document new heuristic.
13271 Call build_mp_info, update_reference_counts,
13272 find_partition_for and estimate_vop_reduction.
13273 (compute_may_aliases): Populate virtual operands before
13274 calling debugging dumps.
13275 (delete_mem_sym_stats): New.
13276 (delete_mem_ref_stats): New.
13277 (init_mem_ref_stats): New.
13278 (init_alias_info): Call it.
13279 (maybe_create_global_var): Remove alias_info argument.
13280 Get number of call sites and number of pure/const call sites
13281 from gimple_mem_ref_stats().
13282 (dump_alias_info): Call dump_memory_partitions first.
13283 (dump_points_to_info_for): Show how many times a pointer has
13285 * opts.c (decode_options): For -O2 set --param
13286 max-aliased-vops to 500.
13287 For -O3 set --param max-aliased-vops to 1000 and --param
13288 avg-aliased-vops to 3.
13289 * fortran/options.c (gfc_init_options): Remove assignment to
13291 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13292 * tree-dfa.c (dump_variable): Dump memory reference
13294 Dump NO_ALIAS* settings.
13295 (referenced_var_lookup): Tidy.
13296 (mem_sym_stats): New.
13297 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13298 and ORIG are different SSA names for a memory partition.
13299 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13300 * tree-flow.h (struct mem_sym_stats_d): Define.
13301 (mem_sym_stats_t): Define.
13302 (struct mem_ref_stats_d): Define.
13303 (struct gimple_df): Add field mem_ref_stats.
13304 (enum noalias_state): Define.
13305 (struct var_ann_d): Add bitfield noalias_state.
13306 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13307 debug_mem_ref_stats, debug_memory_partitions,
13308 debug_mem_sym_stats): Declare.
13309 * tree-ssa-structalias.c (update_alias_info): Update call
13310 sites, pure/const call sites and asm sites in structure
13311 returned by gimple_mem_ref_stats.
13312 Remove local variable IS_POTENTIAL_DEREF.
13313 Increase NUM_DEREFS if the memory expression is a potential
13315 Call update_mem_sym_stats_from_stmt.
13316 If the memory references memory, call
13317 update_mem_sym_stats_from_stmt for all the direct memory
13318 symbol references found.
13319 (intra_create_variable_infos): Set noalias_state field for
13320 pointer arguments according to the value of
13321 flag_argument_noalias.
13322 * tree-ssa-structalias.h (struct alias_info): Remove fields
13323 num_calls_found and num_pure_const_calls_found.
13324 (update_mem_sym_stats_from_stmt): Declare.
13325 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13326 Set default value to 100.
13327 (PARAM_AVG_ALIASED_VOPS): Define.
13329 2007-04-11 Richard Guenther <rguenther@suse.de>
13331 PR middle-end/31530
13332 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13333 a * -b + c as c - a * b if we honor sign dependent rounding.
13335 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13337 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13338 bfin_expand_strmov.
13339 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13340 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13342 (initialize_trampoline): Don't use old-style function definition.
13343 (bfin_secondary_reload): Mark IN_P argument as unused.
13345 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13347 PR tree-optimization/31343
13348 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13349 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13350 * testsuite/gcc.dg/vect/pr31343.c: New.
13352 2007-04-10 Eric Christopher <echristo@apple.com>
13354 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13355 * config/i386/i386.md (*cmpfp0): Use.
13356 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13357 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13358 (fix_trunc<mode>_i386_fisttp): Ditto.
13359 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13360 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13361 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13362 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13363 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13364 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13365 (unnamed_splitters): Ditto.
13366 * config/i386/i386.c (output_fix_trunc): Assert that
13367 we're not being passed a TFmode operand.
13369 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13371 PR tree-optimization/31526
13372 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13373 n_basic_blocks to find newly added blocks.
13375 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13377 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13379 (fix_trunc<mode>si_sse): Ditto.
13380 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13381 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13382 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13383 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13384 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13385 expander using SSEMODEF mode macro.
13386 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13387 expander using SSEMODEF mode macro.
13388 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13389 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13390 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13391 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13392 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13393 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13394 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13395 Macroize insn using X87MODEF mode macro.
13397 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13399 * config/i386/sse.md (sse2_pinsrw): Removed.
13400 (sse2_pextrw): Renamed to ...
13401 (*sse2_pextrw): This.
13403 2007-04-09 Jan Hubicka <jh@suse.cz>
13406 * config/i386/sse.md
13407 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13408 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13409 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13410 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13412 2007-04-09 Jan Hubicka <jh@suse.cz>
13414 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13415 multiple fields of union.
13417 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13419 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13420 (create_preheaders): Check that loops are available.
13421 (fix_loop_structure): Clean up, improve comments.
13422 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13423 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13425 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13426 * predict.c (tree_estimate_probability): Do not call
13427 calculate_dominance_info. Call create_preheaders.
13428 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13429 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13431 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13432 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13433 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13434 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13437 2007-04-08 Jan Hubicka <jh@suse.cz>
13439 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13440 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13441 * fold-const.c (fold_unary): Use it.
13443 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13445 * varasm.c (assemble_variable): Remove call to
13446 lang_hooks.decls.prepare_assemble_variable.
13447 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13448 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13449 * langhooks.h (lang_hooks_for_decls): Remove
13450 prepare_assemble_variable.
13452 2007-04-08 Mike Stump <mrs@apple.com>
13454 * config/i386/i386.c: Use inc/dec on Core2.
13456 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13458 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13459 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13460 lhd_tree_inlining_end_inlining): Remove.
13461 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13462 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13463 end_inlining hooks.
13464 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13465 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13466 lhd_tree_inlining_end_inlining): Remove prototypes.
13467 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13468 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13469 LANG_HOOKS_TREE_INLINING_START_INLINING,
13470 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13472 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13475 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13478 * config/avr/predicates.md (io_address_operand): Delete predicate.
13479 (low_io_address_operand): Don't use 'mode' argument.
13480 (higth_io_address_operand): Rename ...
13481 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13482 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13485 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13487 Revert change removing staticp.
13489 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13492 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13495 2007-04-07 Bruce Korb <bkorb@gnu.org>
13497 * c.opt: Add -Wformat-contains-nul.
13498 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13500 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13501 the NUL byte warning.
13503 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13507 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13509 * tree.c (staticp): No longer use staticp langhook.
13510 * langhooks.c (lhd_staticp): Removed.
13511 * langhooks.h (struct lang_hooks): Remove staticp.
13512 * c-common.c (c_staticp): Remove.
13513 * c-common.h (c_staticp): Ditto.
13514 * langhooks-defs.h (lhd_staticp): Ditto.
13515 (LHD_HOOKS_STATICP): Ditto
13516 * tree.h (gcc_assert_lowered): New macro.
13518 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13520 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13521 argument "reliable".
13522 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13523 Add argument "reliable". Propagate it through calls.
13524 (infer_loop_bounds_from_undefined): Derive number of iterations
13525 estimates from references in blocks that do not dominate loop latch.
13526 (gcov_type_to_double_int): New function.
13527 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13528 and expected_loop_iterations_unbounded.
13529 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13530 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13531 * tree-data-ref.c (estimated_loop_iterations): Export.
13532 (get_references_in_stmt): Fix -- do not return addresses of local
13534 * cfgloop.h (expected_loop_iterations_unbounded,
13535 estimated_loop_iterations): Declare.
13537 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13539 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13541 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13543 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13544 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13545 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13546 Use output_387_reg_move().
13547 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13548 expander using X87MODEF12 mode macro.
13549 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13550 choosing register preferences. Use output_387_reg_move().
13551 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13552 instead of "x". Use output_387_reg_move().
13553 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13554 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13555 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13556 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13557 Use output_387_reg_move().
13558 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13560 (*truncxf?f_i387 splitter): Ditto.
13562 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13564 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13565 LANG_HOOKS_SAFE_FROM_P.
13566 * expr.c (safe_from_p): Remove langhook call.
13567 * langhooks.h (lang_hooks): Remove safe_from_p.
13568 (lhd_safe_from_p): Remove prototype.
13569 * langhooks.c (lhd_safe_from_p): Remove.
13571 2007-04-06 Jan Hubicka <jh@suse.cz>
13573 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13576 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13578 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13579 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13580 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13581 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13583 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13584 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13586 2007-04-05 Richard Henderson <rth@redhat.com>
13588 * config/alpha/alpha.c (print_operand) [+]: Remove.
13589 (alpha_end_function): Print nop if call at end of function.
13590 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13591 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13592 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13593 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13594 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13595 the call pattern. Update peepholes to match.
13597 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13599 * doc/extend.texi (Other Builtins): Add decimal float variants
13601 * builtins.def: Ditto.
13602 * builtins.c (expand_builtin): Ditto.
13604 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13605 H.J. Lu <hongjiu.lu@intel.com>
13608 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13609 of V8HImode when calling ix86_binary_operator_ok.
13610 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13611 (sdot_prodv8hi): Operands 1 and 2 must be register.
13613 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13615 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13616 initialize align to silence bogus warning.
13618 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13620 PR middle-end/22156
13621 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13623 (struct sra_walk_fns): Remove use_all parameter from use.
13624 (sra_hash_tree): Handle BIT_FIELD_REFs.
13625 (sra_elt_hash): Don't hash bitfld blocks.
13626 (sra_elt_eq): Skip them in parent compares as well. Handle
13628 (sra_walk_expr): Don't maintain or pass down use_all_p.
13629 (scan_use): Remove use_all parameter.
13630 (scalarize_use): Likewise. Re-expand assignment to
13631 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13632 output, and re-scalarize after output. Don't mark anything
13634 (scalarize_ldst): Adjust.
13635 (scalarize_walk_gimple_modify_statement): Likewise.
13636 (build_element_name_1): Handle BIT_FIELD_REFs.
13637 (instantiate_element): Don't warn for any element whose parent
13638 is used as a whole.
13639 (instantiate_missing_elements_1): Return the sra_elt.
13640 (canon_type_for_field): New.
13641 (try_instantiate_multiple_fields): New.
13642 (instantiate_missing_elemnts): Use them.
13643 (mark_no_warning): Removed.
13644 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13645 (REPLDUP, sra_build_elt_assignment): New.
13646 (generate_copy_inout): Use them.
13647 (generate_element_copy): Likewise. Handle bitfld differences.
13648 (generate_element_zero): Don't recurse for blocks. Use
13649 sra_build_elt_assignment.
13650 (generate_one_element_int): Take elt instead of var. Use
13651 sra_build_elt_assignment.
13652 (generate_element_init_1): Adjust.
13653 (scalarize_use, scalarize_copy): Use REPLDUP.
13654 (scalarize_ldst): Move assert before dereference.
13655 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13657 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13659 * regmove.c: Fix unused variable warnings due to previous commit.
13661 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13663 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13664 (regmove_bb_head): Remove.
13665 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13666 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13667 problems with fixup_match_1.
13668 Don't initialize/free regmove_bb_head.
13670 (reg_is_remote_constant_p): If an insn is in the same basic block
13671 but not before INSN, consider it remote, too.
13673 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13676 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13677 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13679 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13681 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13682 (CONDITIONAL_REGISTER_USAGE): Likewise.
13684 2007-04-04 Richard Henderson <rth@redhat.com>
13686 * config/alpha/lib1funcs.asm: Remove unused file.
13688 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13691 * opts.c (print_specific_help): Fix --help=<language>
13693 (common_handle_option): Support --help=common.
13695 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13698 * gcc.c (main): Do not run the linker if
13699 print_subprocess_help indicates that it shouldn't be
13702 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13705 * doc/invoke.texi (--help=): Document <languages> value, fix
13706 formatting in tables of values.
13708 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13710 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13711 dllimport attribute of virtual methods.
13713 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13715 * config/score/crti.asm: Change _bss_start to __bss_start.
13716 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13717 (OUTGOING_REG_PARM_STACK_SPACE) update.
13718 * config/score/score.opt: add options to make backend support
13719 score5, score5u, score7 and score7d.
13720 * config/score/score.md: Likewise.
13721 * config/score/misc.md: Likewise.
13722 * config/score/mac.md: Likewise.
13723 * doc/invoke.texi: Likewise.
13724 * doc/md.texi: update constraints define.
13726 2007-04-03 Richard Henderson <rth@redhat.com>
13728 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13729 an appropriate type, use the mode instead.
13731 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13733 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13734 Set the default --with-arch setting to mips2.
13735 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13736 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13737 (MULTILIB_OSDIRNAMES): Delete.
13738 (MULTILIB_DIRNAMES): Define.
13739 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13740 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13741 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13742 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13743 VXWORKS_OS_CPP_BUILTINS.
13744 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13745 (MIPS_DEBUGGING_INFO): Undefine.
13746 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13748 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13750 PR middle-end/30704
13751 * fold-const.c (native_encode_real): Encode real.c provided longs
13752 as a series of 32-bit native integers.
13753 (native_interpret_real): Interpret buffer as a series of 32-bit
13756 2007-04-03 Richard Guenther <rguenther@suse.de>
13758 * genpreds.c (write_insn_constraint_len): Write function
13759 optimized for CONSTRAINT_LEN implementation.
13760 (write_tm_preds_h): Output insn_constraint_len inline and
13761 use it for CONSTRAINT_LEN.
13762 (write_insn_preds_c): Don't output insn_constraint_len.
13763 * doc/md.texi (define_register_constraint): Document multi-letter
13764 constraints shall have the same length if they start with the same
13767 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13770 * config/i386/i386.md (isinf<mode>2): Expand only when
13771 TARGET_C99_FUNCTIONS is set.
13773 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13775 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13776 (x86_64-*-linux*): Ditto.
13777 * config/i386/i386.opt (mpc): New option.
13778 * config/i386/i386.c (overrride_options): Handle
13779 ix87_precision_string.
13780 * config/i386/crtprec.c: New file.
13781 * config/i386/t-crtpc: Ditto.
13782 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13783 and -mpc80 options.
13784 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13785 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13786 crtprec32.o, crtprec64.o and crtprec80.o.
13788 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13789 and -mpc80 options.
13790 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13792 2007-04-02 Eric Christopher <echristo@apple.com>
13794 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13795 limitations on darwin.
13797 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13800 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13802 2007-04-02 Dave Korn <dave.korn@artimi.com>
13804 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13806 2007-04-02 Dave Korn <dave.korn@artimi.com>
13808 * libgcc2.h (exception_descriptor): Don't forward-declare.
13809 (__get_eh_table_language, __get_eh_table_version): Delete
13810 prototypes of long-dead functions.
13812 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13814 * ebitmap.h: New file
13815 * ebitmap.c: New file
13816 * Makefile.in (ebitmap.o): New target.
13818 2007-04-01 Jan Hubicka <jh@suse.cz>
13820 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13821 before very first instruction.
13823 2007-04-01 Jan Hubicka <jh@suse.cz>
13825 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13826 waring on 64bit hosts.
13827 * bitmap.h: Fix typo in bitmap_head_def.
13829 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13831 PR rtl-optimization/31391
13832 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13833 into a DELETED_LABEL note, and the label is in an empty basic
13834 block, update BB_END as well as BB_HEAD.
13836 2007-04-01 Richard Henderson <rth@redhat.com>
13838 PR tree-optimization/31169
13839 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13840 to varying if the range is outside [0, prec-1].
13842 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13845 * config/mips/mips.md (load_const_gp): New insn.
13846 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13847 the MIPS16 GP pseudo register if no_new_pseudos.
13848 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13850 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13853 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13855 (call_value): Likewise.
13857 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13858 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13861 * doc/invoke.texi: (optimization options): Reword description
13862 of -ffast-math. Document its primary purpose.
13864 2007-03-31 Richard Guenther <rguenther@suse.de>
13866 * omp-low.c (splay-tree.h): Include.
13867 (lookup_decl): Replace splay-tree usage by pointer-map.
13868 (maybe_lookup_decl): Likewise.
13869 (new_omp_context): Likewise.
13870 (delete_omp_context): Likewise.
13871 * gimplify.c (splay-tree.h): Include.
13872 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13874 (remap_ssa_name): Likewise.
13875 (remap_decl): Likewise.
13876 (remap_type_1): Likewise.
13877 (remap_type): Likewise.
13878 (copy_body_r): Likewise.
13879 (expand_call_inline): Likewise.
13880 (clone_body): Likewise.
13881 (copy_tree_r): Likewise.
13882 (remap_save_expr): Likewise.
13883 (unsave_r): Likewise.
13884 (unsave_expr_now): Likewise.
13885 (tree_function_versioning): Likewise.
13886 (build_duplicate_type): Likewise.
13887 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13888 (struct copy_body_data): Replace splay-tree by pointer-map.
13889 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13890 not $(SPLAY_TREE_H).
13891 (gimplify.o): Depend on $(SPLAY_TREE_H).
13892 (omp-low.p): Likewise.
13894 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13896 * config/avr/predicates.md (even_register_operand,
13897 odd_register_operand): New predicates.
13898 * config/avr/avr.md (movw peephole2): New.
13899 (movw_r peephole2): New.
13901 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13903 * tree.h (get_signed_or_unsigned_type): New.
13904 * fold-const.c (operand_equal_for_comparison_p): Use
13905 get_signed_or_unsigned_type instead of
13906 lang_hooks.types.signed_or_unsigned_type.
13907 * expr.c (store_expr): Ditto.
13908 * langhooks.c (get_signed_or_unsigned_type): New.
13909 (lhd_signed_or_unsigned_type): New.
13910 * langhooks.h (lhd_signed_or_unsigned_type): New.
13911 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13913 2007-03-30 Richard Henderson <rth@redhat.com>
13915 * tree-ssa-loop-ivopts.c: Include target.h.
13916 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13917 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13918 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13919 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13921 2007-03-30 Richard Henderson <rth@redhat.com>
13922 Kai Tietz <kai.tietz@onevision.com>
13924 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13925 default for 64-bit.
13926 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13927 (TARGET_64BIT_MS_ABI): New.
13928 (DBX_REGISTER_NUMBER): Handle 64-bit.
13929 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13930 (LONG_TYPE_SIZE): Force to 32.
13931 (REG_PARM_STACK_SPACE): New.
13932 (OUTGOING_REG_PARM_STACK_SPACE): New.
13933 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13934 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13935 (STACK_BOUNDARY): Use 128 for 64-bit.
13936 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13937 Add 64-bit implementation.
13938 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13940 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13941 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13942 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13943 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13944 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13945 TARGET_64BIT_MS_ABI.
13946 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13947 (ix86_pass_by_reference): Likewise.
13948 (ix86_function_value_regno_p): Likewise.
13949 (ix86_build_builtin_va_list): Likewise.
13950 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13951 (function_arg_advance_ms_64): New.
13952 (function_arg_advance): Call it.
13953 (function_arg_ms_64): New.
13954 (function_arg): Call it.
13955 (function_value_ms_64): New.
13956 (ix86_function_value_1): Call it.
13957 (return_in_memory_ms_64): New.
13958 (ix86_return_in_memory): Call it.
13959 (setup_incoming_varargs_ms_64): New.
13960 (ix86_setup_incoming_varargs): Call it.
13961 (ix86_expand_prologue): Handle 64-bit stack probing.
13962 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13963 (output_pic_addr_const): Likewise.
13964 (x86_this_parameter): Likewise.
13965 (x86_output_mi_thunk): Likewise.
13966 (x86_function_profiler): Likewise.
13967 (TARGET_STRICT_ARGUMENT_NAMING): New.
13968 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13969 (TARGET_64BIT_MS_ABI): New.
13970 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13971 * config/i386/i386.md (allocate_stack_worker): Remove.
13972 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13973 describe the clobber of eax without a match_scratch.
13974 (allocate_stack_worker_postreload): Remove.
13975 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13976 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13977 (allocate_stack_worker_rex64_postreload): Remove.
13978 (allocate_stack): Handle 64-bit.
13979 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13980 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13981 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13982 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13983 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13984 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13985 * config.build (x86_64-*-mingw*): New host.
13986 * config.host (x86_64-*-mingw*): New host.
13987 * config.gcc (x86_64-*-mingw*): New target.
13988 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13990 2007-03-30 Richard Henderson <rth@redhat.com>
13991 Kai Tietz <kai.tietz@onevision.com>
13993 * c-pragma.c (struct def_pragma_macro_value): New.
13994 (struct def_pragma_macro): New.
13995 (pushed_macro_table): New.
13996 (dpm_hash, dpm_eq): New.
13997 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13998 (init_pragma): Install them.
13999 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14001 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14003 * config/avr/avr.c (avr_override_options): Clear
14004 'flag_delete_null_pointer_checks'.
14006 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14009 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14010 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14011 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14012 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14013 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14014 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14015 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14017 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14019 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14021 * regmove.c: Move all of pass_stack_adjustments from here...
14022 * combine-stack-adj.c: ...to this new file.
14023 * Makefile.in: Add rules for combine-stack-adj.o.
14025 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14027 PR tree-optimization/31383
14028 * tree-data-ref.c (affine_function_equal_p): Do not require the
14029 vectors to have the same length.
14031 2007-03-30 Jan Hubicka <jh@suse.cz>
14033 PR middle-end/30700
14034 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14035 availablility; add more sanity checking; ask varpool only about
14038 2007-03-29 Richard Henderson <rth@redhat.com>
14040 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14041 to decide, but __SIZEOF_LONG_LONG__.
14043 2007-03-29 Richard Henderson <rth@redhat.com>
14045 * emutls.c (struct __emutls_array): New.
14046 (emutls_destroy): Use it instead of casting element 0 from void*.
14047 (__emutls_get_address): Likewise.
14049 2007-03-29 Richard Henderson <rth@redhat.com>
14051 * varasm.c (initializer_constant_valid_p): Don't deny
14052 DECL_DLLIMPORT_P on functions.
14054 * config/i386/cygming.h: Remove function declarations.
14055 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14056 (ASM_OUTPUT_LABELREF): Remove.
14057 (COMMON_ASM_OP): Remove.
14058 (ASM_OUTPUT_COMMON): Remove.
14059 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14060 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14061 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14062 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14063 Rename from TARGET_ENCODE_SECTION_INFO.
14064 * config/i386/netware.h: Likewise.
14065 * config/i386/i386-protos.h: Update.
14066 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14067 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14068 (legitimate_constant_p): Reject dllimports.
14069 (dllimport_map, get_dllimport_decl): New.
14070 (legitimize_dllimport_symbol): New.
14071 (legitimize_address, ix86_expand_move): Use it.
14072 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14073 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14074 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14075 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14076 * config/i386/predicates.md (constant_call_address_operand): Only
14077 accept symbols; reject dllimport_p symbols.
14078 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14079 i386_pe_maybe_record_exported_symbol.
14080 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14081 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14082 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14083 trust the setting of DECL_DLLIMPORT_P.
14084 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14085 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14086 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14087 tidy the argument scanning loop.
14088 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14089 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14090 (i386_pe_strip_name_encoding): Remove.
14091 (i386_pe_binds_local_p): New.
14092 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14093 (i386_pe_output_labelref): Remove.
14094 (i386_pe_asm_output_aligned_decl_common): New.
14095 (i386_pe_maybe_record_exported_symbol): Rename from
14096 i386_pe_record_exported_symbol; check for dllexported symbols.
14098 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14100 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14101 add comment explaining why vsnprintf cannot be used.
14103 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14105 PR tree-optimization/30666
14106 * tree.c (build_complex_type): When creating type names for DWARF2
14107 debug info, create TYPE_DECLs for TYPE_NAME instead of
14109 (build_common_tree_nodes_2): Use build_complex_type when building
14110 predefined complex types, to preserve canonical types.
14112 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14114 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14115 (noce_get_alt_condition): Look at it to determine whether to
14116 reverse the condition or not.
14117 (noce_get_condition): Substitute the truth for lies.
14118 (noce_find_if_block): Set the then_else_reversed field.
14120 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14122 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14123 destination of this insn.
14124 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14125 than calling gen_rtx_SET directly. Use r0 to hold the value of
14126 'address + 4' rather than a stack based temporary which can be
14127 mis-optimized away.
14129 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14131 * config/s390/s390.c (s390_secondary_input_reload_class,
14132 s390_secondary_output_reload_class): Functions removed.
14133 (s390_secondary_reload): New function.
14134 (TARGET_SECONDARY_RELOAD): Target macro defined.
14135 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14136 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14137 * config/s390/s390.md ("reload_outti", "reload_outdi",
14138 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14139 "reload_out<mode>"): Expanders removed.
14140 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14141 "reload<mode>_nonoffmem_out"): Expanders added.
14143 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14145 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14146 action if SRC->DEST replacement failed anyway.
14148 2007-03-28 Mike Stump <mrs@apple.com>
14150 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14151 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14152 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14154 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14156 * config.gcc: Accept barcelona as a variant of amdfam10.
14157 * config/i386/i386.c (override_options): Likewise.
14158 * doc/invoke.texi: Likewise.
14160 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14162 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14163 offsets for BIT_FIELD_REF and COMPONENT_REF.
14165 2007-03-28 Richard Guenther <rguenther@suse.de>
14167 * tree.c (is_global_var): Move ...
14168 * tree-flow-inline.h (is_global_var): ... here.
14169 * tree.h (is_global_var): Remove declaration.
14171 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14173 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14175 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14176 * config/i386/i386.c (ix86_tune_features): Initialize new
14178 * config/i386/predicates.md (promotable_binary_operator): Use
14179 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14181 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14184 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14186 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14188 * config/fr30/fr30.md (movsi_internal): Change destination
14189 constraint from m to V and add m to the end.
14191 2007-03-28 Christian Bruel <christian.bruel@st.com>
14193 * config/sh/sh.md (movsi_i): Fix type attribute.
14195 2007-03-28 Christian Bruel <christian.bruel@st.com>
14197 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14198 (movsf_ie): Likewise.
14200 2007-03-28 Christian Bruel <christian.bruel@st.com>
14202 * config.gcc: Add sh4-300 to multilib.
14203 * config/sh/t-mlib-sh4-300: New file.
14205 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14207 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14208 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14209 fix_trunc<mode>di2.
14210 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14211 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14212 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14213 "fixuns_trunctddi2"): Whitespace fix.
14215 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14217 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14218 the definition of struct sh_args.
14219 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14220 CALL_COOKIE_INT_REG_GET): Likewise.
14222 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14224 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14225 transformations are applied successfully.
14227 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14229 * tree.c (tree_contains_struct): Permit 512 tree codes.
14230 * tree.h (tree_contains_struct): Ditto.
14231 (MAX_TREE_CODES): Ditto.
14232 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14233 SPARE member to store remaining padding bits.
14235 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14237 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14240 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14242 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14243 * configure: Regenerate.
14245 * configure: Regenerate using the correct version of autoconf.
14247 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14249 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14251 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14252 regs to "__SP_L__" and "__SP_H__".
14254 2007-03-27 Richard Guenther <rguenther@suse.de>
14256 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14257 computations with it with a HOST_WIDE_INT variable.
14259 2007-03-26 Mike Stump <mrs@apple.com>
14261 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14262 objective-c-header, objective-c++-header and objc++-cpp-output
14264 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14266 2007-03-26 Richard Henderson <rth@redhat.com>
14269 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14270 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14271 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14272 IX86_BUILTIN_PSRLQ128): New.
14273 (ix86_init_mmx_sse_builtins): Add them.
14274 (ix86_expand_builtin): Expand them.
14275 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14276 operand 2 be TImode.
14277 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14278 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14279 _mm_srli_epi64): Mark __B const.
14280 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14281 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14282 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14283 new two-vector shift builtins.
14285 2007-03-26 Ian Lance Taylor <iant@google.com>
14287 PR tree-optimization/31345
14288 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14289 [+INF, +INF(OVF)] into VARYING.
14291 2007-03-26 Zack Weinberg <zackw@panix.com>
14293 * gengtype-parse.c: New file.
14294 * gengtype-yacc.y: Delete.
14295 * gengtype-lex.l: Don't include gengtype-yacc.h.
14296 Define YY_DECL and yyterminate appropriately for recursive
14297 descent parser. yylval is now a string out-parameter to yylex.
14298 (HWS, EOID): New shorthand.
14299 (IWORD): Add a couple more types.
14300 (yylex): Add a setup stanza. Remove the complex rules for
14301 detecting GTY'ed types and typedefs; replace with simple
14302 keyword detectors. Adjust everything for the changed
14303 definition of yylval. Ignore all pp-directives, not just #define.
14305 (parse_file): Rename yybegin; do not call yyparse.
14307 * gengtype.c (xasprintf): Export again.
14308 (this_file): New. Use everywhere __FILE__ was being used.
14309 (get_lang_bitmap): Special case types defined in gengtype.c.
14310 (do_typedef, new_structure): Suppress definition of certain types.
14311 (new_structure): Improve diagnostics of duplicate definitions.
14312 Make sure location_s is associated with input.h.
14313 (nreverse_pairs, define_location_structures): New functions.
14314 (main): Improve tagging of kludge types. Remove old kludges
14315 for input.h types; use define_location_structures.
14316 * gengtype.h: Update prototypes. Define token codes here.
14317 * Makefile.in: Remove all references to gengtype-yacc.
14318 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14320 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14321 add GTY((skip)) to the field that's only conditionally there.
14322 * doc/install.texi: Document that Bison is no longer required
14323 unless building treelang.
14325 * gengtype.c: Don't include gtyp-gen.h.
14326 (srcdir): Declare here.
14327 (base_files, lang_dir_names): Allocate dynamically.
14328 (gt_files, num_gt_files, num_lang_dirs): New globals.
14329 (measure_input_list, read_input_line, read_input_list)
14330 (set_lang_bitmap): New functions.
14331 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14332 simplify, relying on read_input_list to set up the bitmaps.
14333 (main): Arguments are no longer unused. Check for correct number
14334 of command line arguments, set srcdir and srcdir_len, then call
14335 read_input_list, before doing anything else. No need to worry
14336 about duplicates in main loop.
14337 * configure.ac: Simplify the calculation of all_gtfiles.
14338 Put language tags in there. Don't set or substitute
14339 all_gtfiles_files_langs or all_gtfiles_files_frags.
14340 * Makefile.in: Revamp the way gengtype is invoked, now that it
14341 takes a file on its command line with a much simpler format.
14342 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14343 (GTFILES): Remove duplicates and C source files.
14344 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14345 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14346 * configure: Regenerate.
14348 * gengtype.h: Remove all type definitions to gengtype.c; leave
14349 only definitions of options_p, type_p, and pair_p as opaque
14350 pointers. Update prototypes.
14351 * gengtype.c: Many type definitions moved here from gengtype.h.
14352 Consolidate type definitions at the top of the file.
14353 (xvasprintf): Delete.
14354 (xasprintf): Make static.
14355 (create_nested_pointer_option): Add 'next' parameter.
14356 (create_field_all, create_field_at): New functions.
14357 (create_field): Now a thin wrapper around create_field_all.
14358 (create_optional_field): Rename create_optional_field_ and add
14359 line argument. Original name is now a macro which supplies
14361 (oprintf): Use vsnprintf directly.
14362 (close_output_files): Use fatal rather than perror/exit.
14363 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14364 (main): Set progname. Don't use exit.
14365 * gengtype-yacc.y (struct_fields): Use create_field_at.
14366 (option, optionseqopt): Delete.
14367 (optionseq): Consolidate productions from option here so we
14368 can use the first argument to create_option.
14370 * gengtype-lex.l: Distinguish unions from structures in the
14371 token type. Don't call find_structure; return the tag as a string.
14372 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14373 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14374 string. Reorganize typedef_struct production accordingly.
14375 Use create_nested_ptr_option.
14376 * gengtype.c (create_nested_ptr_option): New function.
14377 * gengtype.h: Declare it.
14379 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14380 (string_type): Don't declare.
14381 (do_scalar_typedef): Declare.
14382 (create_scalar_type): Update prototype.
14383 * gengtype.c (string_type): Make static.
14384 (scalar_nonchar, scalar_char): New.
14385 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14386 (resolve_typedef): Use scalar_nonchar for error recovery.
14387 (create_scalar_type): Remove name_len field. Return scalar_char
14388 or scalar_nonchar as appropriate.
14389 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14390 to use string_type.
14391 (throughout): Use scalar_nonchar instead of calling
14392 create_scalar_type, whenever possible.
14393 (main): Initialize scalar_char and scalar_nonchar before calling
14395 * gengtype-lex.l: Adjust for removal of second argument to
14396 create_scalar_type. Use yylval.s instead of yylval.t when
14398 * gengtype-yacc.y: Type of SCALAR is string. Call
14399 create_scalar_type from type:SCALAR rule. Adjust for removal of
14400 second argument to create_scalar_type.
14402 * vec.h: Remove all #if IN_GENGTYPE blocks.
14403 Add comment saying that changes may require adjustments to gengtype.
14404 * gengtype.c: Don't include coretypes.h or tm.h.
14405 Add comment to inclusion of errors.h.
14406 (note_def_vec, note_def_vec_alloc): New functions.
14407 * gengtype.h: Declare new functions.
14408 * gengtype-lex.l: Don't include coretypes.h.
14409 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14411 (update_lineno): Remove unnecessary prototype.
14412 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14413 (VEC rule): Just return VEC_TOKEN.
14414 * gengtype-yacc.y (VEC_TOKEN): New token type.
14415 (type): Add a production for VEC(a,b).
14416 * Makefile.in: Update dependencies.
14418 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14419 typedefs that use the old PARAMS macro.
14421 * gengtype-lex.l: Remove all rules and states relating to yacc
14423 * gengtype-yacc.y: Similarly.
14424 * gengtype.c (note_yacc_type): Delete function.
14425 * gengtype.h: Update prototypes.
14427 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14429 * tree-pretty-print.c (dump_generic_node): Report precision of
14430 unnamed integer types.
14432 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14434 * ifcvt.c (noce_try_store_flag_constants): Don't check
14435 no_new_pseudos here.
14436 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14437 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14438 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14439 noce_try_sign_mask): Likewise.
14440 (if_convert): Check no_new_pseudos here.
14442 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14444 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14445 (noce_get_condition): Handle new then_else_reversed argument.
14446 (noce_init_if_info): Remove, fold into noce_find_if_block.
14447 (noce_process_if_block): Take a struct noce_if_info as the
14448 argument. Don't set up one based on ce_if_info. Update pointer
14449 references accordingly.
14450 (cond_move_process_if_block): Likewise.
14451 (process_if_block): Removed.
14452 (find_if_block): Removed. Move functionality two new functions,
14453 noce_find_if_block and cond_exec_find_if_block.
14454 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14455 blocks and the symmetric IF-ELSE-JOIN case.
14456 (cond_exec_find_if_block): Also new function mostly based on old
14457 find_if_block and process_if_block.
14458 (find_if_header): Replace find_if_block call with separately
14459 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14460 (find_cond_trap): Update noce_get_condition call.
14461 (dead_or_predicable): Likewise.
14463 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14465 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14467 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14468 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14469 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14470 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14471 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14472 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14473 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14474 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14475 __builtin_ia32_psrad128 builtins.
14477 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14479 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14480 * config/i386/constraints.md
14481 (define_constraint "I"): Use IN_RANGE macro.
14482 (define_constraint "J"): Ditto.
14483 (define_constraint "K"): Ditto.
14484 (define_constraint "M"): Ditto.
14485 (define_constraint "N"): Ditto.
14486 (define_constraint "O"): Ditto.
14487 * config/i386/predicates.md
14488 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14489 (define_predicate "const_0_to_3_operand"): Ditto.
14490 (define_predicate "const_0_to_7_operand"): Ditto.
14491 (define_predicate "const_0_to_15_operand"): Ditto.
14492 (define_predicate "const_0_to_63_operand"): Ditto.
14493 (define_predicate "const_0_to_255_operand"): Ditto.
14494 (define_predicate "const_1_to_31_operand"): Ditto.
14495 (define_predicate "const_2_to_3_operand"): Ditto.
14496 (define_predicate "const_4_to_7_operand"): Ditto.
14498 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14500 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14501 in SImode for save_world.
14502 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14505 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14507 PR tree-optimization/30784
14508 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14511 2007-03-25 Revital Eres <eres@il.ibm.com>
14513 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14514 Fold movement_possibility function into it.
14516 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14518 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14519 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14520 (call_indirect_nonlocal_darwin64): Same.
14521 (call_nonlocal_darwin64): Same.
14522 (call_value_indirect_nonlocal_darwin64): Same.
14523 (call_value_nonlocal_darwin64): Same.
14524 (sibcall_nonlocal_darwin64): Same.
14525 (sibcall_value_nonlocal_darwin64): Same.
14526 (sibcall_symbolic_64): Same.
14527 (sibcall_value_symbolic_64): Same.
14528 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14530 (rs6000_emit_load_toc_table): Same.
14531 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14532 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14534 (divss_call): Same.
14535 (divus_call): Same.
14536 (quoss_call): Same.
14537 (quous_call): Same.
14538 (load_toc_v4_pic_si): Same
14539 (load_toc_v4_PIC_1): Same.
14540 (load_toc_v4_PIC_1b): Same.
14541 (call_indirect_aix{32,64}): Same.
14542 (call_value_indirect_aix{32,64}): Same.
14544 (call_value): Same.
14545 (call_local{32,64}): Same.
14546 (call_value_local{32,64}): Same.
14547 (call_indirect_nonlocal_aix{32,64}): Same.
14548 (call_nonlocal_aix{32,64}): Same.
14549 (call_value_indirect_nonlocal_aix{32,64}): Same.
14550 (call_value_nonlocal_aix{32,64}): Same.
14551 (call_indirect_nonlocal_sysv<mode>): Same.
14552 (call_nonlocal_sysv<mode>): Same.
14553 (call_value_indirect_nonlocal_sysv<mode>): Same.
14554 (call_value_nonlocal_sysv<mode>): Same.
14556 (sibcall_local{32,64}): Same.
14557 (sibcall_value_local{32,64}): Same.
14558 (sibcall_nonlocal_aix{32,64}): Same.
14559 (sibcall_value_nonlocal_aix{32,64}): Same.
14560 (sibcall_nonlocal_sysv<mode>): Same.
14561 (sibcall_value): Same.
14562 (sibcall_value_nonlocal_sysv<mode>): Same.
14564 2007-03-24 Paul Brook <paul@codesourcery.com>
14566 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14567 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14569 2007-03-24 Richard Henderson <rth@redhat.com>
14571 * config/ia64/constraints.md: New file.
14572 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14573 satisfies_constraint_?.
14574 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14575 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14576 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14577 ia64_output_mi_thunk): Likewise.
14578 (ia64_const_ok_for_letter_p): Remove.
14579 (ia64_const_double_ok_for_letter_p): Remove.
14580 (ia64_extra_constraint): Remove.
14581 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14582 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14583 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14584 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14585 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14586 EXTRA_MEMORY_CONSTRAINT): Remove.
14587 * config/ia64/ia64.md: Include constriants.md. Replace
14588 CONST_OK_FOR_? with satisfies_constraint_?.
14590 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14591 H.J. Lu <hongjiu.lu@intel.com>
14593 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14595 (name macros): Use DPD_BID_NAME to convert names properly.
14597 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14598 decimal floating point format.
14599 (init_floating_libfuncs): Change decimal functions so that they
14600 have a "bid_" prefix if the decimal system uses the BID format,
14601 and "dpd_" prefix if the decimal system uses the DPD format.
14602 (init_interclass_conv_libfuncs): Ditto.
14603 (init_intraclass_conv_libfuncs): Ditto.
14605 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14606 using the BID format.
14608 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14609 whether we are using the BID decimal format.
14610 * configure: Regenerate.
14612 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14613 the compiler has decimal floating point enabled. Define
14614 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14617 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14618 using the BID format.
14620 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14621 whether we are using the BID decimal format.
14622 * configure: Regenerate.
14624 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14625 the compiler has decimal floating point enabled. Define
14626 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14629 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14630 options, and that it is enabled for i386/x86_64 systems.
14632 * Makefile.in (enable_decimal_float): New.
14634 (DECNUMINC): Add -I$(DECNUMFMT).
14635 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14636 to $(DECNUMFMT) from $(DECNUM).
14638 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14639 Substitute enable_decimal_float.
14640 * configure: Regenerated.
14643 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14646 * configure.ac: Enable decimal float for x86_64-*-linux*.
14647 * configure: Regenerated.
14650 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14651 decimal128ClearSign to flip and clear the sign bit in decimal128.
14652 (decimal_real_maxval): Set decimal128SetSign to set the sign
14655 2007-03-23 Ian Lance Taylor <iant@google.com>
14657 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14659 2007-03-23 Ian Lance Taylor <iant@google.com>
14661 * tree-dump.c (dump_files): Correct comment.
14663 2007-03-23 Ian Lance Taylor <iant@google.com>
14665 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14667 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14669 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14670 in cfglayout mode. Don't go into and out of cfglayout mode.
14671 Link the blocks in the order of the constructed traces.
14672 (rest_of_handle_tracer): Adjust call to tracer.
14673 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14674 Don't go into cfglayout mode.
14675 (rtl_loop_done): Don't go out of cfglayout mode.
14676 * cfglayout.c (relink_block_chain): New function, split out from...
14677 (fixup_reorder_chain): ...here. Remove redundant checking.
14678 (cfg_layout_finalize): Don't clear the header, footer, and aux
14679 fields here, move the code to do so to relink_block_chain. Likewise
14680 for free_original_copy_tables.
14681 * rtl.h (tracer): Update prototype.
14682 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14683 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14684 mode. Use relink_block_chain to serialize the CFG according to the
14685 new basic block order. Move targetm.cannot_modify_jumps_p check from
14687 (gate_handle_reorder_blocks): ...to here.
14688 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14690 (gate_duplicate_computed_gotos): ...to here.
14691 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14692 something always changes when going into and out of cfglayout mode.
14693 Perform an expensive cfg cleanup while going into cfglayout mode.
14694 Always update liveness information on HAVE_conditional_execution
14695 targets. Reserialize the basic blocks and go out of cfglayout mode.
14696 * reg-stack.c: Include cfglayout.h.
14697 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14698 the call to reorder_basic_blocks.
14699 * basic-block.h (reorder_basic_blocks): Update prototype.
14700 (relink_block_chain): New prototype.
14701 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14703 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14705 * config/mips/mips.md (type, hazard, *movdi_32bit,
14706 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14707 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14708 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14709 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14710 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14712 (movcc): Change first xfer to multi.
14713 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14714 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14715 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14716 config/mips/generic.md: Change reservations using "xfer" to use
14718 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14719 using match_operand.
14720 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14721 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14723 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14725 2007-03-22 Richard Henderson <rth@redhat.com>
14727 * config/i386/i386.c: Remove unnecessary function declarations.
14728 Move targetm definition, and all related macros, to the end of
14729 the file. Resort some functions to put definitions before uses.
14730 (ix86_attribute_table): Make static. Move to end of file.
14731 (ix86_gimplify_va_arg): Make static.
14733 2007-03-22 Richard Henderson <rth@redhat.com>
14735 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14736 don't increase local_regparm with force_align_arg_pointer check.
14737 (ix86_function_sseregparm): Assert 32-bit.
14738 (type_has_variadic_args_p): New.
14739 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14740 type_has_variadic_args_p.
14741 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14742 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14743 use memset instead. Do maybe_vaarg check first; skip attribute
14744 tests if true; skip attribute tests for 64-bit.
14745 (construct_container): Remove TARGET_DEBUG_ARG.
14746 (function_arg_advance_32, function_arg_advance_64): Split out ...
14747 (function_arg_advance): ... from here.
14748 (function_arg_32, function_arg_64): Split out ...
14749 (function_arg): ... from here.
14750 (ix86_pass_by_reference): Tidy.
14751 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14752 (function_value_32): New, from parts of ix86_function_value
14753 and ix86_value_regno.
14754 (function_value_64): New, from parts of ix86_function_value
14755 and ix86_libcall_value.
14756 (ix86_function_value_1): New.
14757 (ix86_function_value, ix86_libcall_value): Use it.
14758 (return_in_memory_32, return_in_memory_64): Split out ...
14759 (ix86_return_in_memory): ... from here.
14760 (ix86_struct_value_rtx): Skip for 64-bit.
14761 (ix86_libcall_value, ix86_value_regno): Remove.
14762 (setup_incoming_varargs_64): Split out ...
14763 (ix86_setup_incoming_varargs): ... from here.
14764 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14765 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14766 * config/i386/i386-protos.h (ix86_function_value): Remove.
14767 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14769 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14772 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14773 infinities not supported, otherwise emit warning if -Woverflow. On
14774 underflow, emit warning if -Woverflow.
14775 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14777 * real.h (real_from_string): Update declaration
14779 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14780 Richard Henderson <rth@redhat.com>
14782 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14783 * calls.c (compute_argument_block_size, expand_call,
14784 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14785 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14786 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14787 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14788 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14789 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14790 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14791 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14794 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14796 * c-incpath.c (add_sysroot_to_chain): New.
14797 (merge_include_chains): Add sysroot argument. Call
14798 add_sysroot_to_chain if sysrooted.
14799 (register_include_chains): Update call to merge_include_chains.
14800 * doc/cppopts.texi: Document use of '=' in include directory
14803 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14805 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14806 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14807 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14808 insn pattern using X87MODEF12 mode macro.
14810 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14812 * regmove.c (regmove_optimize): Use reg_mentioned_p
14813 instead of reg_overlap_mentioned_p for DST.
14815 2007-03-21 Mike Stump <mrs@apple.com>
14817 * c.opt: Fixup for Objective-C/C++.
14819 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14821 * explow.c (convert_memory_address): Fold memory reference when
14822 POINTERS_EXTEND_UNSIGNED < 0
14824 2007-03-21 Richard Henderson <rth@redhat.com>
14827 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14828 * config/i386/mmintrin.h (__m64): Likewise.
14829 * config/i386/xmmintrin.h (__m128): Likewise.
14831 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14833 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14834 (VXWORKS_OS_CPP_BUILTINS): Define.
14835 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14836 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14838 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14840 * rtl.h (constant_pool_reference_p): Delete.
14841 (find_constant_src): Declare.
14842 * rtlanal.c (find_constant_src): New function.
14843 * simplify-rtx.c (constant_pool_reference_p): Delete.
14844 * config/i386/i386.md: Use find_constant_src instead of
14845 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14847 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14849 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14850 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14852 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14854 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14855 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14856 (arm_elf_asm_constructor): Use it.
14857 (arm_elf_asm_destructor): New function.
14859 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14861 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14863 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14865 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14867 2007-03-19 Andrew Haley <aph@redhat.com>
14869 PR tree-optimization/31264
14870 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14871 VIEW_CONVERT_EXPRs.
14873 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14875 PR rtl-optimization/30907
14876 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14877 (fwprop_init): Always call loop_optimizer_initialize.
14878 (fwprop_done): Always call loop_optimizer_finalize.
14879 (fwprop): We always have loop info now.
14880 (gate_fwprop_addr): Remove.
14881 (pass_fwprop_addr): Use gate_fwprop as gate.
14883 PR rtl-optimization/30841
14884 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14885 df_chain_alloc): Call df_reorganize_refs unconditionally.
14886 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14887 refs_organized to refs_organized_size.
14888 (df_ref_create_structure): Use refs_organized_size instead of
14889 bitmap_size if refs had been organized, and keep refs_organized_size
14891 * df.h (struct df_ref_info): Change refs_organized to
14892 refs_organized_size.
14893 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14896 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14898 * except.c (output_function_exception_table): Do not reference the
14899 EH personality routine for functions that do not require an
14902 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14905 * c-typeck.c (convert_for_assignment): Call comptypes for
14906 RECORD_TYPE or UNION_TYPE.
14908 PR inline-asm/30505
14909 * reload1.c (reload): Do invalid ASM checking after
14910 cleanup_subreg_operands.
14912 2007-03-19 Jeff Law <law@redhat.com>
14914 * tree-cfg.c (find_taken_edge): Tighten conditions for
14915 optimizing computed gotos.
14917 2007-03-19 Michael Matz <matz@suse.de>
14919 * builtins.c (expand_builtin_sync_operation,
14920 expand_builtin_compare_and_swap,
14921 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14924 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14925 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14928 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14930 * doc/tm.texi: Add brackets around the return type of
14931 TARGET_SECONDARY_RELOAD.
14933 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14934 Richard Guenther <rguenther@suse.de>
14936 PR tree-optimization/31254
14937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14938 Use handled_component_p () where appropriate. Continue
14939 propagating into the rhs if we propagated into an INDIRECT_REF
14942 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14944 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14945 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14946 (xde, xdee): Mode attributes adjusted to support DFP modes.
14947 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14948 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14949 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14950 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14951 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14952 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14953 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14955 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14956 "movsf"): Insn definitions removed.
14957 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14958 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14959 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14961 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14962 "reload_in<mode>", "reload_out<mode>"): Expander added.
14963 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14966 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14968 * config/s390/s390.md: Only non-functional changes. Renamed
14969 FPR mode macro to BFP all over the file.
14971 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14973 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14974 (op_type attribute): RRF instruction type added.
14975 (fT0): New mode attribute.
14976 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14977 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14978 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14979 instruction no secondary memory is needed when moving DFmode values
14980 between GPRs and FPRs.
14982 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14984 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14985 inverted and documentation adjusted.
14986 ("mhard-dfp", "msoft-dfp"): New options.
14987 * config/s390/s390.c (s390_handle_arch_option): New architecture
14989 (override_options): Sanity checks for the new options added.
14990 * config.gcc: New architecture switch: z9-ec.
14991 * config/s390/s390.h (processor_flags): PF_DFP added.
14992 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14993 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14994 when the bit is NOT set so remove it from the defaults.
14996 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14998 * genemit.c (main): Print include statement for dfp.h.
14999 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15002 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15004 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15006 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15009 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15010 instead of PATTERN.
15012 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15014 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15015 attr_length_call, output_call, output_indirect_call): Cleanup
15016 formatting of targetm calls.
15018 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15020 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15022 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15024 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15025 reservation, bypass and anti-bypass descriptions for these
15026 instructions. Update move patterns.
15027 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15030 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15032 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15033 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15034 (get_initial_def_for_reduction): Likewise.
15036 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15038 Fix PR tree-optimization/29922
15039 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15040 (get_representative): Removed.
15041 (value_dies_in_block_x): Update for rvuse removal.
15042 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15043 (compute_antic_aux): Handle when PHI nodes appear in
15044 non-single-successors.
15045 (dump_bitmap_of_names): Removed.
15046 (compute_antic_safe): Renamed and removed rvuse calculation.
15047 Calculate only antic safe.
15048 (insert_into_preds_of_block): Remove assert.
15049 (execute_pre): Update for renamed functions.
15050 (defer_or_phi_translate_block): New function.
15052 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15054 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15055 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15057 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15058 Follow spelling conventions.
15060 * tree-data-ref.h: Remove the prototype for analyze_array.
15062 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15064 PR tree-optimization/31041
15065 * tree-vect-transform.c (get_initial_def_for_induction): Call
15066 force_gimple_operand.
15068 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15070 * ipa-type-escape.c (look_for_casts) : Revert code to use
15071 handled_component_p due to ada test a-numaux.adb.
15073 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15075 * final.c (final_scan_insn): Alter the condition of a
15076 conditional trap if we have nonstandard CC.
15078 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15080 * configure.ac: Remove excess quoting from asm line 0 test.
15081 * configure: Rebuilt.
15083 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15085 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15086 * c-common.c (convert_and_check): Move warning logic to...
15087 (warnings_for_convert_and_check): ...here. Define.
15088 * c-common.h (warnings_for_convert_and_check): Declare.
15090 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15092 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15093 (output_call): Likewise.
15095 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15097 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15099 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15101 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15103 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15105 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15106 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15108 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15110 PR tree-optimization/31183
15111 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15112 Use double_int instead of unsigned int for representing access_strides.
15113 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15115 2007-03-16 Richard Guenther <rguenther@suse.de>
15117 PR tree-optimization/31146
15118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15119 to allow recursion of forward_propagate_addr_expr.
15120 (forward_propagate_addr_into_variable_array_index): Likewise.
15121 (forward_propagate_addr_expr): Likewise.
15122 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15123 (forward_propagate_addr_expr_1): Recurse on simple copies
15124 instead of propagating into them. Do so for useless conversions
15126 (forward_propagate_addr_expr): Clean up unused statements after
15129 2007-03-16 Richard Guenther <rguenther@suse.de>
15131 * builtins.c (expand_builtin_cexpi): Use the right argument
15132 for the expansion via cexp.
15134 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15136 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15137 * configure: Rebuilt.
15139 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15142 * dwarf2out.c (force_type_die): Adjust comment.
15143 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15145 2007-03-15 DJ Delorie <dj@redhat.com>
15147 * config/frv/predicates.md (minmax_operator): Don't check operands
15150 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15152 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15153 Update constant estimates of number of iterations.
15154 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15155 argument renamed to "realistic".
15156 (compute_estimated_nb_iterations): Removed.
15157 (record_niter_bound): New function.
15158 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15159 call record_nonwrapping_iv with upper = false.
15160 (infer_loop_bounds_from_signedness): Pass upper argument to
15161 record_nonwrapping_iv.
15162 (estimate_numbers_of_iterations_loop): Do not call
15163 compute_estimated_nb_iterations. Record estimate based on profile
15164 information. Initialize the constant estimates of number of
15166 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15168 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15169 number of iterations is too small.
15170 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15171 (EST_NOT_AVAILABLE): Removed.
15172 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15173 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15176 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15178 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15179 Handle NE_EXPR guards.
15181 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15184 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15185 Set also -pedantic-errors by default for the preprocessor unless
15186 -fpermissive is given.
15188 2007-03-15 Richard Guenther <rguenther@suse.de>
15190 PR middle-end/29719
15191 PR middle-end/31161
15192 * builtins.c (expand_builtin_cexpi): As a fallback if we
15193 don't have builtins for sincos or cexp create a function
15194 declaration for cexp and expand to a call to that.
15195 (expand_builtin_int_roundingfn): Always fall
15196 back to floor/ceil and its variants even if they may be
15199 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15201 PR middle-end/31159
15202 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15203 jump tables, move the call to delete_dead_jumptables from here...
15204 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15205 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15206 don't allow merging of blocks that try_redirect_by_replacing_jump
15207 also does not handle when not optimizing.
15209 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15210 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15212 * config/i386/i386.md (x86_sahf_1): Correctly handle
15215 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15218 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15219 x86_64_general_operand as operand[2] predicate. Remove "iF"
15220 from operand constraints and use "e" constraint instead.
15221 (*subti3_1, *subti3_1 splitter): Ditto.
15222 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15223 operand[1] predicate.
15225 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15227 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15228 arrays, multiply the access strides by the size of the sub-array.
15229 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15231 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15233 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15234 the configured assembler supports the sahf mnemonic.
15235 * configure: Regenerate.
15236 * config.in: Regenerate.
15238 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15239 emit "sahf" or ".byte\t0x9e" as asm template.
15241 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15244 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15245 option to replace hard coded TARGET_xxx in md file.
15246 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15247 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15248 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15249 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15250 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15251 (X86_TUNE_NOT_VECTORMODE): Ditto.
15252 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15253 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15254 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15255 (TUNE_SLOW_IMUL_IMM8): Ditto.
15256 (TUNE_MOVE_M1_VIA_OR): Ditto.
15257 (TUNE_NOT_UNPAIRABLE): Ditto.
15258 (TUNE_NOT_VECTORMODE): Ditto.
15260 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15263 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15264 tuning options instead of hard coded TARGET_xxx.
15265 (fix ssemode peephole2's): Ditto.
15266 (imul peephole2's): Ditto.
15268 (movdi_or_rex64): Ditto.
15269 (move peephole2): Ditto.
15270 (not peephole2's): Ditto.
15272 2007-03-14 Dirk Mueller <dmueller@suse.de>
15274 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15275 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15276 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15278 * c-parser.c (c_parser_do_statement): Warn about empty body in
15279 do/while statement.
15280 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15281 * doc/invoke.texi (-Wempty-body): Update documentation.
15283 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15286 * c-common.h (warn_for_div_by_zero): Declare.
15287 * c-common.c (warn_for_div_by_zero): Define.
15288 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15291 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15293 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15294 to PREFIX and STANDARD_PREFIX.
15296 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15297 Phil Edwards <phil@codesourcery.com>
15299 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15300 (__gthread_once_t): Remove busy field for RTPs.
15301 (__GTHREAD_ONCE_INIT): Update accordingly.
15303 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15305 * doc/invoke.texi: Document VxWorks options.
15307 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15309 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15311 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15313 PR tree-optimization/30590
15314 * tree-nrv.c (tree_nrv): Check for the partial update of the
15317 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15319 * flags.h (flag_random_seed): Remove declaration, in favor of...
15320 * toplev.h (get_random_seed, set_random_seed): ... these.
15321 * tree.c (get_file_function_name): Use the former.
15322 * opts.c (common_handle_option): Use the latter.
15325 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15327 PR middle-end/31127
15328 * cse.c (cse_find_path): Do not bail out if a basic block that
15329 we already visited now becomes part of a path that starts at a
15330 different basic block. Just disallow this, to make sure we
15331 visit each basic block at most once.
15333 2007-03-13 Jan Hubicka <jh@suse.cz>
15335 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15336 attributes, when profile esitmate is present, calls with very low
15337 frequency are cold.
15339 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15341 PR tree-optimization/30730
15342 PR tree-optimization/26900
15343 * tree-ssa-loop-niter.c: Include gmp.h.
15344 (bounds): New type.
15345 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15346 split_to_var_and_offset, determine_value_range,
15347 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15348 bound_difference, bounds_add, bounds_negate,
15349 number_of_iterations_ne_max, dump_affine_iv): New functions.
15350 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15351 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15352 difference of initial and final value of control iv to validate
15354 (number_of_iterations_cond): Add loop parameter. Determine bounds
15355 on the difference of the extremes of the control iv. Add dumps.
15356 (expand_simple_operations): Handle phi nodes.
15357 (simplify_using_initial_conditions): Do not record used conditions.
15358 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15359 Do not set additional_info.
15360 (implies_nonnegative_p, implies_ge_p): Removed.
15361 (derive_constant_upper_bound): Do not use parameter `additional'.
15362 (record_estimate): Parameter `additional' removed. Parameter
15363 `i_bound' added. Do not call derive_constant_upper_bound.
15364 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15365 bound the number of iterations estimate.
15366 (estimate_numbers_of_iterations_loop): Pass the estimate from
15367 the number of iterations analysis to record_estimate.
15368 * tree.h (multiple_of_p): Declare.
15369 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15370 (scev_const_prop): Do not check expression_expensive_p.
15371 * fold-const.c (multiple_of_p): Exported.
15372 * double-int.c (double_int_mask): Exported.
15373 * double-int.h (double_int_mask): Declare.
15374 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15375 field. Added max field.
15377 2007-03-13 David Taylor <taylor@candd.org>
15380 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15383 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15386 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15387 two unamed patterns.
15389 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15391 * config/i386/i386.opt (mcx16, msahf): New options.
15392 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15393 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15395 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15396 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15397 Output -mcx16 and -msahf options when corresponding bit is set.
15399 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15400 and -msahf options.
15402 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15404 * configure.ac: Test for assembler tolerance to # 0 "".
15405 * configure, config.in: Rebuilt.
15406 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15408 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15410 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15412 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15413 (handle_syscall): Handle direct system calls.
15414 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15416 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15418 * doc/invoke.texi: Fix cpp.info cross-reference.
15419 * doc/passes.texi: Fix gcc.info cross-reference.
15421 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15423 PR tree-optimization/30835
15424 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15425 bb_for_stmt is not NULL before accessing it.
15427 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15429 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15432 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15435 * doc/install.texi: Document --enable-stage1-languages
15437 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15439 * tree-pass.h (pass_into_cfg_layout_mode,
15440 pass_outof_cfg_layout_mode): Declare.
15441 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15442 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15443 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15444 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15446 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15448 * c-decl.c (warn_variable_length_array): New function.
15449 Refactored from grokdeclarator to handle warn_vla
15450 and handle unnamed array case.
15451 (grokdeclarator): Refactored VLA warning case.
15452 * c.opt (Wvla): New flag.
15453 * doc/invoke.texi (Wvla): New warning.
15455 2007-03-12 Richard Henderson <rth@redhat.com>
15457 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15458 (TARGET_SECTION_TYPE_FLAGS): New.
15460 2007-03-12 Richard Henderson <rth@redhat.com>
15462 * config/darwin.c (machopic_reloc_rw_mask): New.
15463 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15464 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15466 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15468 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15469 * cppdefault.h (cpp_PREFIX): Document.
15470 (cpp_PREFIX_len): Likewise.
15471 (cpp_EXEC_PREFIX): New variable.
15472 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15473 * c-incpath.c (add_standard_paths): Correct logic for relocating
15474 paths within prefix.
15476 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15478 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15479 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15481 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15482 fix_truncdfdi_sse using SSEMODEF mode macro.
15483 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15484 fix_truncdfsi_sse using SSEMODEF mode macro.
15485 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15486 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15488 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15490 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15491 elfos.h to tm_file.
15493 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15495 * tree.h : Add multiple_of_p declaration.
15496 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15497 * ipa-type-escape.c (results_of_malloc): Redundant.
15498 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15499 (cast_type): Extended with new members.
15500 (check_cast): Returns cast_type.
15501 (cast): New structure for data of walk_use_def_chains.
15502 (is_malloc_result, is_cast_from_non_pointer_1,
15503 is_cast_from_non_pointer,
15504 is_array_access_through_pointer_and_index): New functions.
15505 (look_for_casts): Returns cast types.
15506 (check_call): Returns void.
15507 (okay_pointer_operation): Use support of pointer plus index,
15508 pointer plus constant and allow all multiplications.
15510 2007-03-11 Richard Guenther <rguenther@suse.de>
15512 PR tree-optimization/31115
15513 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15514 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15515 A shift count of zero is not special as with *_DIV_EXPR.
15516 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15519 2007-03-11 Ian Lance Taylor <iant@google.com>
15521 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15522 the *_DIV_EXPR codes correctly with overflow infinities.
15524 2007-03-11 Ira Rosen <irar@il.ibm.com>
15526 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15527 indicate success/failure of the analysis. Add negation to subtrahend
15528 in case of subtraction. Fail if both operands contain constants.
15529 (create_data_ref): Fail if analyze_offset fails.
15531 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15533 * config/i386/i386.md (frndintxf2): Rename to ...
15534 (rintxf2): ... this. Remove expander having same name.
15535 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15536 (roundsf2, rounddf2): Ditto.
15537 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15538 (lround<mode>di2, lround<mode>si2): Ditto.
15540 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15542 * lower-subreg.c: Include except.h.
15543 (decompose_multiword_subregs): Verify that the only control flow
15544 insns we can split are loads to multi-words pseudos.
15545 Handle breaking such blocks after splitting, instead of calling
15546 find_many_sub_basic_blocks.
15548 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15549 on the new basic block. Add a lengthy comment explaining why we
15550 thought this was necessary.
15551 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15553 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15556 * tree.c (walk_type_fields): Recurse into the element type of
15557 ARRAY_TYPEs if there is a pointer set.
15559 2007-03-10 Dirk Mueller <dmueller@suse.de>
15561 * c-common.c (warn_logical_operator): Fix condition.
15563 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15565 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15567 * config/darwin.c (machopic_select_section): Remove superfluous
15568 argument in call to categorize_decl_for_section. Remove unused
15571 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15573 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15575 * configure: Regenerate.
15577 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15580 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15581 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15582 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15583 Add LABEL_NUSES to emitted label.
15584 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15585 branch probability value to emitted jump insn.
15586 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15587 Do not check life information and do not re-arrange input operands
15588 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15590 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15592 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15593 the change of decode_asm_operands.
15595 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15597 * mode-switching.c (create_pre_exit): Skip blockage insn.
15599 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15601 * tree-pass.h (TODO_update_smt_usage): Remove.
15603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15607 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15609 * pa.c (attr_length_call): Revise condition for long
15610 pc-relative branch.
15611 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15612 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15613 sequence on SOM target.
15615 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15617 * gcc.c: Document %{, in big comment at top.
15618 (input_suffix_matches): Remove special handling for .s and
15620 (input_spec_matches): New.
15621 (handle_braces): Handle %{,.
15622 (validate_switches): ',' indicates a value which is not a switch.
15623 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15624 to detect assembler input.
15625 * config/i386/sol2.h (CPP_SPEC): Likewise.
15626 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15627 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15628 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15629 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15630 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15631 -m64 causes deployment target to default to 10.5.
15632 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15634 2007-03-09 Richard Henderson <rth@redhat.com>
15637 * target.h (targetm.asm.out.reloc_rw_mask): New.
15638 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15639 (TARGET_ASM_OUT): Use it.
15640 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15641 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15642 use the new reloc_rw_mask target hook instead.
15643 (default_section_type_flags_1): Merge into...
15644 (default_section_type_flags): ... here.
15645 (decl_readonly_section_1): Merge into...
15646 (decl_readonly_section): ... here.
15647 (default_elf_select_section_1): Merge into...
15648 (default_elf_select_section): ... here.
15649 (default_unique_section_1): Merge into...
15650 (default_unique_section): ... here.
15651 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15652 (default_select_rtx_section): Use it.
15653 (default_elf_select_rtx_section): Likewise.
15654 * output.h: Update to match.
15655 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15656 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15657 (TARGET_ASM_RELOC_RW_MASK): New.
15658 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15659 to categorize_decl_for_section.
15660 (x86_64_elf_unique_section): Likewise.
15661 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15662 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15663 (TARGET_ASM_RELOC_RW_MASK): New.
15664 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15665 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15666 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15667 (TARGET_RWRELOC): Remove.
15668 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15669 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15670 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15671 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15672 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15673 (rs6000_xcoff_select_section): Use decl_readonly_section.
15674 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15675 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15676 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15677 (TARGET_SECTION_TYPE_FLAGS): Remove.
15678 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15680 2007-03-09 Roger Sayle <roger@eyesopen.com>
15682 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15683 complex constant equality/inequality comparisons for here.
15684 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15685 known at compile-time or can be simplified to a scalar comparison.
15686 (fold_relational_const): Move compile-time evaluation of complex
15687 constant equality/inequality comparisons to here.
15689 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15691 PR rtl-optimization/30643
15692 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15694 (fold_rtx): Recurse, like before 2006-11-03.
15696 2007-03-09 DJ Delorie <dj@redhat.com>
15698 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15701 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15703 PR tree-optimization/30375
15704 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15705 LHS of statements is not the same.
15706 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15708 2007-03-09 Chao-ying Fu <fu@mips.com>
15710 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15712 * doc/invoke.texi (-mdspr2): Document new option.
15713 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15714 New unspec for DSP REV 2.
15715 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15716 these instructions are extended in DSP REV 2.
15717 (mips-dspr2.md): Include.
15718 * config/mips/mips.opt (mdspr2): New option.
15719 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15720 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15721 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15722 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15723 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15724 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15725 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15727 (bdesc_map): Add one field of unsupported_target_flags.
15728 (bdesc_arrays): Update entries to have extra fields. Add
15730 (mips_init_builtins): Initialize new function types.
15731 Check unsupported_target_fileds to filter out builtins.
15732 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15734 (ASM_SPEC): Pass mdspr2 to the assembler.
15735 * config/mips/mips-dspr2.md: New file.
15737 2007-03-09 Sa Liu <saliu@de.ibm.com>
15739 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15741 2007-03-09 Ian Lance Taylor <iant@google.com>
15743 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15744 argument) like -Wstrict-overflow=2.
15745 * doc/invoke.texi (Warning Options): Update documentation.
15747 2007-03-09 Dirk Mueller <dmueller@suse.de>
15750 * doc/invoke.texi (-Wlogical-op): Document.
15751 * common.opt (-Wlogical-op): New.
15752 * c-common.h (warn_logical_operator): Declare.
15753 * c-common.c (warn_logical_operator): Define.
15754 * c-typeck.c (parser_build_binary_op): Call
15755 warn_logical_operator.
15757 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15759 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15760 * final.c (final_scan_insn): Test for non-"" file name.
15762 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15764 * doc/loop.texi: Document the Omega linear constraints solver.
15765 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15766 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15767 omega-hash-table-size, omega-max-keys, and
15768 omega-eliminate-redundant-constraints.
15769 * tree-pass.h (pass_check_data_deps): Declared.
15772 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15773 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15774 pass_check_data_deps): New.
15775 * tree-data-ref.c (init_data_ref): Remove declaration.
15776 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15777 (analyze_array): Renamed init_array_ref, move up initializations.
15778 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15779 Removed arguments that are set to NULL.
15780 (analyze_indirect_ref): Correct indentation, correct call to
15782 (object_analysis): Call init_array_ref instead of analyze_array.
15783 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15784 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15785 of DR_ACCESS_FNS_ADDR.
15786 (init_omega_eq_with_af, omega_extract_distance_vectors,
15787 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15788 ddr_consistent_p): New.
15789 (compute_affine_dependence): Check consistency of ddrs when
15790 flag_check_data_deps is passed.
15791 (analyze_all_data_dependences): Uncomment.
15792 (tree_check_data_deps): New.
15793 * tree-data-ref.h: Include omega.h.
15794 (DR_ACCESS_FNS_ADDR): Removed.
15795 (data_dependence_relation): Add inner_loop.
15796 (DDR_INNER_LOOP): New.
15797 * common.opt (fcheck-data-deps): New.
15798 * tree-flow.h (tree_check_data_deps): Declare.
15799 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15800 (OBJS-common): Depend on omega.o.
15802 * passes.c (pass_check_data_deps): Scheduled.
15803 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15804 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15805 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15806 PARAM_VECT_MAX_VERSION_CHECKS,
15807 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15809 2007-03-09 Richard Guenther <rguenther@suse.de>
15811 PR tree-optimization/30904
15812 PR middle-end/31058
15813 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15814 the same way as *_DIV_EXPR.
15816 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15818 * recog.c (decode_asm_operands): No mixed declarations and code.
15820 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15822 * rtl.def (ASM_INPUT): Add location.
15823 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15824 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15825 (decode_asm_operands): Add loc operand.
15826 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15827 * stmt.c (expand_asm): Rename to...
15828 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15829 gen_rtx_ASM_INPUT_loc.
15830 (expand_asm_expr): Adjust.
15831 * recog.c (decode_asm_operands): Add loc operand.
15832 (check_asm_operands, extract_insn): Adjust.
15833 * reload1.c (maybe_fix_stack_asms): Likewise.
15834 * final.c (asm_insn_count): Likewise.
15835 (final_scan_insn): Output # line before and after asm.
15837 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15839 * tree-ssa-structalias.c (variable_info): Remove
15841 (new_var_info): Ditto.
15842 (shared_bitmap_info_t): New structure.
15843 (shared_bitmap_table): New variable.
15844 (shared_bitmap_hash): New function.
15845 (shared_bitmap_eq): Ditto
15846 (shared_bitmap_lookup): Ditto.
15847 (shared_bitmap_add): Ditto.
15848 (merge_smts_into): Change to take bitmap directly.
15849 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15850 (init_alias_vars): Init shared bitmap hashtable.
15851 (delete_points_to_sets): Delete shared bitmap hashtable.
15852 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15853 is_aliased removal as a change that was still necessary was
15856 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/i386.h (override_options): Conditionally disable
15859 x86_sahf for 64bit targets only.
15861 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15864 * c-decl.c (merge_decls): Don't call make_var_volatile.
15865 * varasm.c (make_var_volatile): Remove.
15866 * output.h (make_var_volatile): Remove.
15868 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15870 PR tree-optimization/31085
15871 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15873 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15875 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15876 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15877 ATTR_CONST_NOTHROW_LIST.
15879 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15882 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15884 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15886 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15889 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15891 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15892 passed, use shared libgcc.
15894 2007-03-08 Roger Sayle <roger@eyesopen.com>
15896 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15897 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15898 (honor_protect_cleanup_actions, lower_try_finally_switch):
15900 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15901 ifc_temp_var): Likewise.
15902 * tree-inline.c (setup_one_parameter): Likewise.
15903 * tree-mudflap.c (mf_decl_cache_locals,
15904 mf_build_check_statement_for): Likewise.
15905 * tree-nested.c (init_tmp_var, save_tmp_var,
15906 finalize_nesting_tree_1): Likewise.
15907 * tree-outof-ssa.c (insert_copy_on_edge,
15908 insert_backedge_copies): Likewise.
15909 * tree-profile.c (tree_gen_edge_profiler,
15910 tree_gen_ic_profiler): Likewise.
15911 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15912 * tree-sra.c (sra_build_assignment): Likewise.
15913 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15914 * tree-ssa-math-opts.c (insert_reciprocals,
15915 execute_cse_sincos_1): Likewise.
15916 * tree-tailcall.c (adjust_accumulator_values,
15917 adjust_return_value): Likewise.
15918 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15919 * tree-vect-transform.c (vect_create_data_ref_ptr,
15920 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15921 vect_create_epilog_for_reduction, vectorizable_reduction,
15922 vectorizable_call, vectorizable_conversion,
15923 vectorizable_assignment, vectorizable_operation,
15924 vectorizable_type_demotion, vect_gen_widened_results_half,
15925 vect_permute_store_chain, vectorizable_store,
15926 vect_setup_realignment, vect_permute_load_chain,
15927 vectorizable_load, vectorizable_condition,
15928 vect_create_cond_for_align_checks): Likewise.
15929 * tree-vrp.c (build_assert_expr_for): Likewise.
15931 2007-03-08 Ian Lance Taylor <iant@google.com>
15933 * tree-vrp.c: Include "intl.h".
15934 (usable_range_p): New static function.
15935 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15936 overflowed values, juts set *strict_overflow_p.
15937 (compare_values): Only return -2 if one of the operands is not a
15939 (compare_ranges): Call usable_range_p.
15940 (compare_range_with_value): Likewise.
15941 (vrp_evaluate_conditional_warnv): Rename from
15942 vrp_evaluate_conditional. Make static. Change all callers.
15943 (vrp_evaluate_conditional): New function.
15944 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15945 on signed overflow.
15946 (simplify_abs_using_ranges): Likewise.
15947 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15948 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15949 within_stmt parameter.
15950 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15951 vrp_evaluate_conditional.
15952 * tree-ssa-threadedge.c
15953 (record_temporary_equivalences_from_stmts_at_dest): Change
15954 simplify parameter to take a second tree parameter.
15955 (simplify_control_stmt_condition): Likewise.
15956 (thread_across_edge): Likewise.
15957 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15958 (thread_across_edge): Likewise.
15959 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15961 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15963 * config/i386/i386.h (TARGET_SAHF): New define.
15964 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15965 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15966 (x86_sahf): New global variable.
15967 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15968 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15969 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15970 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15972 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15973 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15974 when expanding fcomi/sahf based tests.
15975 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15976 expanding sahf based alternative. Emit sahf based sequence when
15977 optimizing for code size.
15978 * config/i386/i386.md (x86_sahf_1): Do not disable for
15979 TARGET_64BIT, enable for TARGET_SAHF.
15981 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15983 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15984 spurious whitespace from error message.
15986 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15989 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15991 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15993 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15995 * tree-sra.c (instantiate_element): Propagate disabled warnings
15996 from the element itself to the created variable.
15998 2007-03-07 Richard Henderson <rth@redhat.com>
16001 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16002 silently fix up the stack in the case of a missing register.
16004 2007-03-07 Paul Brook <paul@codesourcery.com>
16006 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16008 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16010 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16012 (phase1_vrs): Use them.
16013 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16014 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16015 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16016 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16017 __gnu_Unwind_Restore_WMMXC if required.
16018 (_Unwind_VRS_Pop): Implement iWMMXt support.
16019 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16020 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16021 gnu_Unwind_Save_WMMXC): Define.
16023 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16025 * config/vxworks.h (vxworks_override_options): Declare.
16026 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16027 * config/vxworks.c: Include target.h and toplev.h.
16028 (vxworks_override_options): New function.
16029 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16031 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16033 * config/s390/s390.c (override_options): Don't emit an error when
16034 -mstack-size is used without providing -mstack-guard.
16035 (s390_emit_prologue): Choose stack_guard value automatically if not
16036 provided via command line.
16037 * doc/invoke.texi: Adjust description of -mstack-guard and
16040 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16042 * config/i386/i386.c (output_set_got): Add a GOT initialization
16043 sequence for VxWorks PIC.
16044 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16045 around labels as well as symbols. Use gotoff_operand instead
16046 of local_symbolic_operand.
16047 (legitimize_pic_address): Use gotoff_operand instead of
16048 local_symbolic_operand. Use @GOT accesses for labels as
16050 (ix86_output_addr_diff_elt): Use PC-relative rather than
16051 GP-relative offsets for VxWorks PIC.
16052 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16053 no_new_pseudos. Check whether the returned register is op0.
16054 * config/i386/i386.md (tablejump): Use PC-relative rather than
16055 GP-relative offsets for VxWorks PIC.
16056 * config/i386/predicates.md (gotoff_operand): New predicate.
16058 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16060 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16062 * config/vxworks-dummy.h: New file.
16063 * config/i386/i386.h: Include it.
16065 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16067 * dwarf2out.c (is_inlined_entry_point): New
16068 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16069 DW_AT_ranges if the first subblock is the entry point.
16071 2007-03-06 David Daney <ddaney@avtrex.com>
16073 * doc/install.texi (mips-*-*): Change recommended binutils
16076 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16078 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16079 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16081 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16082 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16084 2007-03-06 Jan Hubicka <jh@suse.cz>
16086 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16087 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16089 (probably_cold_bb_p): Cold functions are cold.
16090 (probably_never_executed_bb_p): Cold functions are cold.
16091 (tree_bb_level_predictions): Predict calls to cold functions as not
16093 (compute_function_frequency): Check hot/cold attributes.
16094 * function.h (function_frequency): Update comments.
16095 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16096 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16097 (c_common_att): Add cold and hot.
16099 * doc/extend.texi (hot,cold attributes): Document.
16101 2007-03-06 Andrew Haley <aph@redhat.com>
16103 * function.c (expand_function_end): Move blockage to just after we
16104 emit the label for the naked return from the function.
16106 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16108 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16111 2007-03-06 Jan Hubicka <jh@suse.cz>
16113 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16114 loaded for constant large models. Non-large 64bit PIC can do.
16115 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16116 * cmodel.h: Add LARGE PIC.
16117 * i386.md (UNSPEC_PLTOFF): New.
16118 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16120 (*call_1_rex64): Disable for large models.
16121 (*call_1_rex64_large): New.
16122 (*call_value_1_rex64): Disable for large models.
16123 (*call_value_1_rex64_large): New.
16124 (set_rip_rex4): New.
16125 (set_got_offset_rex64): New.
16126 * predicates.md (constant_call_address_operand): For large model
16127 constant calls are not possible.
16128 * i386-protos.h (construct_plt_address): Declare.
16129 * i386.c (override_options): Accept large models.
16130 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16131 (legitimate_constant_p): Add new UNSPECs.
16132 (legitimate_pic_operand_p): Likewise.
16133 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16134 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16136 (output_pic_addr_const): Add PLTOFF.
16137 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16138 (ix86_expand_move): Legitimize pic address when in PIC mode.
16139 (construct_plt_address): New function.
16140 (ix86_expand_call): Offload the address to register and use GOT
16141 pointer for large model.
16142 * invoke.texi (mcmodel=large): Update documentation.
16144 2007-03-06 Richard Henderson <rth@redhat.com>
16146 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16147 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16148 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16149 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16150 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16151 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16152 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16153 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16154 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16155 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16156 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16157 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16158 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16159 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16160 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16161 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16162 x86_schedule, x86_use_bt, x86_pad_returns,
16163 x86_use_xchgb): Merge into ...
16164 (ix86_tune_features): ... here. New array.
16165 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16166 x86_bswap): Merge into ...
16167 (ix86_arch_features): ... here. New array.
16168 (x86_3dnow_a): Remove.
16169 (x86_accumulate_outgoing_args): Make static.
16170 (x86_arch_always_fancy_math_387): Make static.
16171 (ix86_tune_mask, ix86_arch_mask): Move ...
16172 (override_options): ... to local variables here. Apply the
16173 appropriate mask to each element of ix86_arch_features and
16174 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16175 as were done in the old macros.
16176 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16177 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16178 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16179 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16180 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16181 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16182 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16183 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16184 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16185 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16186 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16187 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16188 x86_accumulate_outgoing_args, x86_prologue_using_move,
16189 x86_epilogue_using_move, x86_decompose_lea,
16190 x86_arch_always_fancy_math_387, x86_shift1,
16191 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16192 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16193 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16194 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16195 x86_use_incdec, x86_pad_returns, x86_bswap,
16196 x86_partial_flag_reg_stall): Remove.
16197 (enum ix86_tune_indices): New.
16198 (ix86_tune_features): New.
16199 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16200 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16201 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16202 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16203 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16204 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16205 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16206 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16207 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16208 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16209 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16210 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16211 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16212 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16213 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16214 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16215 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16216 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16217 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16218 TARGET_EXT_80387_CONSTANTS): Use it.
16219 (enum ix86_arch_indices): New.
16220 (ix86_arch_features): New.
16221 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16222 TARGET_BSWAP): Use it.
16223 (ix86_tune_mask, ix86_arch_mask): Remove.
16225 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16228 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16229 Define using $${sysroot_headers_suffix}.
16230 * configure: Regenerate.
16231 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16232 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16234 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16235 * gcc.c (print_sysroot_headers_suffix): New.
16236 (option_map): Include --print-sysroot-headers-suffix.
16237 (display_help): Mention -print-sysroot-headers-suffix.
16238 (process_command): Handle -print-sysroot-headers-suffix.
16239 (do_spec_1): Append multilib directory to include-fixed path if
16240 sysroot suffixes in use.
16241 (main): Handle -print-sysroot-headers-suffix.
16242 * Makefile.in (start.encap): Don't depend on xlimits.h
16243 (xlimits.h): Remove.
16244 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16245 limits.h for each multilib in fixinc_list.
16246 (fixinc_list, s-fixinc_list): New.
16247 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16248 generate them for each multilib in fixinc_list.
16249 (stmp-fixproto): Use include-fixed. Run fixproto for each
16250 multilib in fixinc_list.
16251 (mostlyclean): Don't remove xlimits.h.
16252 (clean): Remove include-fixed.
16253 (real-install-headers-tar, real-install-headers-cpio,
16254 real-install-headers-cp): Don't copy include, only include-fixed.
16255 (install-mkheaders): Depend on fixinc_list. Don't depend on
16256 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16257 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16258 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16260 2007-03-06 Jan Hubicka <jh@suse.cz>
16262 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16265 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16267 * configure.ac: Allow tm_file to contain build-directory files.
16268 * configure: Regenerate.
16269 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16270 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16271 * config/m68k/print-sysroot-suffix.sh: New file.
16273 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16275 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16276 of pic_offset_table_rtx if reload_completed.
16277 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16278 PIC_OFFSET_TABLE_REGNUM.
16279 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16281 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16282 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16284 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16286 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16287 functions that call eh_return.
16289 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16291 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16292 functions that need a constant pool.
16294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16297 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16298 (m68k_preferred_reload_class): Likewise.
16299 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16300 (SECONDARY_RELOAD_CLASS): Define.
16301 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16302 (LIMIT_RELOAD_CLASS): Delete.
16303 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16304 registers from storing bytes.
16305 (m68k_secondary_reload_class): New function.
16306 (m68k_preferred_reload_class): Likewise.
16308 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16310 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16312 (m68k_expand_prologue): Likewise.
16314 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16316 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16317 (mips_expand_epilogue): Add a bool parameter.
16318 (m68k_legitimize_sibcall_address): Declare.
16319 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16320 (m68k_expand_epilogue): Add a parameter to select between sibling
16321 and normal epilogues. Only generate a return for the latter.
16322 (m68k_ok_for_sibcall_p): New function.
16323 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16324 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16325 (sibcall_value, *sibcall_value): Likewise.
16326 (*call, *call_value): Require !SIBLING_CALL_P.
16327 (epilogue): Update call to m68k_expand_epilogue.
16328 (sibcall_epilogue): New pattern.
16329 * config/m68k/predicates.md (const_call_operand): Say that this
16330 predicate applies to sibling calls too.
16331 (sibcall_operand): New predicate.
16333 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16335 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16336 alternatives as movsi_cf.
16337 (movsf_cf_hard): Add commentary.
16339 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16340 Richard Sandiford <richard@codesourcery.com>
16342 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16343 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16344 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16345 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16346 as being live on exit from an interrupt function.
16347 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16348 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16349 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16350 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16351 (m68k_interrupt_function_p): Globalize.
16352 (m68k_compute_frame_layout): Remove reverse mask code.
16353 (m68k_emit_movem, m68k_set_frame_related): New functions.
16354 (m68k_output_function_prologue): Delete in favor of...
16355 (m68k_expand_prologue): ...this new function.
16356 (m68k_output_function_epilogue): Delete in favor of...
16357 (m68k_expand_epilogue): ...this new function.
16358 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16360 (print_operand): Handle %?.
16361 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16362 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16363 (prologue, epilogue): New patterns.
16364 (return): Turn into a define_expand.
16365 (*return): New pattern, derived from old "return" pattern. Use rte
16366 rather than rts for interrupt functions. Only use rtd if the pop
16368 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16369 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16370 (link, *link, unlink, *unlink, load_got): Likewise.
16372 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16376 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16377 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16378 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16379 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16380 and m68k_matches_u_p.
16381 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16382 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16383 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16384 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16385 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16386 (REG_STRICT_P): New macro.
16387 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16388 PCREL_GENERAL_OPERAND_OK.
16389 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16390 m68k_legitimate_base_reg_p.
16391 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16392 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16393 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16394 * config/m68k/m68k.c (m68k_address): New structure.
16395 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16396 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16397 (m68k_jump_table_ref_p, m68k_decompose_address)
16398 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16399 (m68k_matches_u_p): New functions.
16400 (print_operand_address): Rewrite to use m68k_decompose_index.
16402 2007-03-05 David Taylor <dtaylor@emc.com>
16404 * gcc.c: Correct copyright date in --version output.
16406 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16408 * pa.md: In unamed move patterns, disparge copies between general
16409 and floating point registers using '?' modifier. Don't include 'f'
16410 constraint for register preferences in DImode, SImode, HImode and
16411 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16412 Remove constraints for copies between general and floating registers
16413 in soft-float DFmode pattern.
16414 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16418 2007-03-05 Mike Stump <mrs@apple.com>
16420 * c-common.c (targetcm): Add.
16421 * c-opts.c (c_common_handle_option): Handle language specific
16423 * opts.c (handle_option): Verify language for target options, if
16425 * opth-gen.awk: Add CL_LANG_ALL.
16426 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16427 (TARGETCM_INITIALIZER): Add.
16428 * target.h (struct gcc_targetcm): Add.
16430 * targhooks.c (default_handle_c_option): Add.
16431 * targhooks.h (default_handle_c_option): Add.
16432 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16434 * config/darwin.opt (iframework): Add.
16435 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16436 * config/darwin-c.c (handle_c_option): Add.
16437 (TARGET_HANDLE_C_OPTION): Add.
16439 * doc/invoke.texi (Darwin Options): Add -iframework.
16441 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16443 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16446 2007-03-05 Ian Lance Taylor <iant@google.com>
16448 * c.opt (fgnu89-inline): New option.
16449 * c-opts.c (c_common_post_options): Set default value for
16451 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16452 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16454 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16455 (grokdeclarator, start_function): Likewise.
16456 * c-cppbuiltin.c (c_cpp_builtins): Define either
16457 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16458 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16459 (C Dialect Options): Document -fgnu89-inline.
16460 * doc/extend.texi (Function Attributes): Explain what the
16461 gnu_inline attribute does.
16462 * doc/cpp.texi (Common Predefined Macros): Document
16463 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16465 2007-03-05 Ian Lance Taylor <iant@google.com>
16467 PR tree-optimization/31034
16468 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16469 half-range if the other side is an overflow infinity.
16471 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16473 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16474 (bfin*-linux-uclibc*): New configuration.
16475 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16477 * config/bfin/linux.h: New file.
16478 * config/bfin/libgcc-bfin.ver: New file.
16479 * config/bfin/t-bfin-uclinux: New file.
16480 * config/bfin/t-bfin-linux: New file.
16481 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16482 (TARGET_OS_CPP_BUILTINS): New macro.
16484 2007-03-05 Richard Guenther <rguenther@suse.de>
16486 * fold-const.c (fold_binary): Remove duplicate folding
16487 of comparison of non-null ADDR_EXPR against null.
16489 2007-03-05 Richard Guenther <rguenther@suse.de>
16490 Dorit Nuzman <dorit@il.ibm.com>
16492 PR tree-optimization/26420
16493 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16494 are no loops in the function. Only print the number of
16495 vectorized loops if it is greater than zero or we are supposed
16496 to print information about unvectorized loops.
16498 2007-03-05 Revital Eres <eres@il.ibm.com>
16500 * gcc.dg/var-expand1.c: New test.
16501 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16502 when an accumulator is expanded.
16504 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16507 * c-common.c (convert_and_check): Don't give warnings for
16508 conversion if 'expr' already overflowed.
16510 2007-03-04 Roger Sayle <roger@eyesopen.com>
16512 PR middle-end/30744
16513 * fold-const.c (fold_comparison): Enforce type consistency when
16514 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16516 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16518 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16519 containing a cast to the base of TARGET_MEM_REF.
16521 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16523 * tree.c (tree_contains_struct_check_failed): Remove spurious
16524 whitespace from error message.
16526 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16529 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16530 instead of precision.
16532 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16533 Nathan Sidwell <nathan@codesourcery.com>
16535 * emit-rtl.c (find_auto_inc): New.
16536 (try_split): recreate REG_INC notes,
16537 Use regular for loops rather than whiles.
16539 2007-03-03 Andreas Schwab <schwab@suse.de>
16541 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16542 * configure: Regenerate.
16544 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16546 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16547 flag_rounding_math, not flag_unsafe_math_optimizations.
16549 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16551 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16552 alpha_fold_vector_minmax): Likewise.
16553 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16554 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16556 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16558 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16559 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16560 if the lhs has side-effects.
16561 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16563 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16565 * config/i386/i386.h (TUNEMASK): Remove define.
16566 (ARCHMASK): Remove define.
16567 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16568 Use ix86_arch_mask variable instead of ARCHMASK.
16569 * config/i386/i386.c (override_options): Ditto.
16570 (standard_80387_constant_p): Ditto.
16572 2007-03-02 Ian Lance Taylor <iant@google.com>
16574 Used signed infinities in VRP.
16575 * tree-vrp.c (uses_overflow_infinity): New static function.
16576 (supports_overflow_infinity): New static function.
16577 (make_overflow_infinity): New static function.
16578 (negative_overflow_infinity): New static function.
16579 (positive_overflow_infinity): New static function.
16580 (is_negative_overflow_infinity): New static function.
16581 (is_positive_overflow_infinity): New static function.
16582 (is_overflow_infinity): New static function.
16583 (overflow_infinity_range_p): New static function.
16584 (compare_values_warnv): New function split out of compare_values.
16585 (compare_value): Call it.
16586 (set_value_range_to_nonnegative): Add overflow_infinity
16587 parameter. Change caller.
16588 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16590 (vrp_expr_computes_nonzero): Likewise.
16591 (compare_ranges, compare_range_with_value): Likewise.
16592 (compare_name_with_value, compare_names): Likewise.
16593 (vrp_evaluate_conditional): Likewise.
16594 (set_value_range): Handle infinity
16595 (vrp_operand_equal_p, operand_less_p): Likewise.
16596 (extract_range_from_assert): Likewise.
16597 (vrp_int_const_binop): Likewise.
16598 (extract_range_from_binary_expr): Likewise.
16599 (extract_range_from_unary_expr): Likewise.
16600 (extract_range_from_comparison): Likewise.
16601 (extract_range_from_expr): Likewise.
16602 (dump_value_range): Likewise.
16603 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16604 (test_for_singularity): Likewise.
16605 (vrp_int_const_binop): Remove inline qualifier.
16606 (adjust_range_with_scev): Add comment.
16607 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16609 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16611 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16612 (get_constraint_for): Likewise.
16613 (do_structure_copy): Likewise.
16614 (find_func_aliases): Fix references to MODIFY_EXPR.
16615 (intra_create_variable_infos): Tidy.
16616 * tree-ssa-operands.c (add_virtual_operand): Add argument
16618 When adding members of alias sets, if IS_CALL_SITE is true and
16619 the symbol is not call-clobbered, skip it.
16620 Adjust all callers.
16622 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16624 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16625 entry by means of emit_insn_at_entry.
16627 2007-03-02 Richard Henderson <rth@redhat.com>
16629 * expr.h (promoted_input_arg): Remove decl.
16630 * function.c (promoted_input_arg): Merge into ...
16631 * combine.c (setup_incoming_promotions): ... only caller.
16632 Rearrange to avoid double loop.
16634 2007-03-02 Ben Elliston <bje@au.ibm.com>
16635 Peter Bergner <bergner@vnet.ibm.com>
16636 Janis Johnson <janis187@us.ibm.com>
16638 * config/rs6000/dfp.md: New file.
16639 * config/rs6000/rs6000.md: Include dfp.md.
16640 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16641 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16642 and TDmode decimal float modes in FP registers.
16643 (num_insns_constant): Likewise.
16644 (rs6000_legitimate_offset_address_p): Likewise.
16645 (rs6000_legitimize_address): Likewise.
16646 (rs6000_legitimize_reload_address): Likewise.
16647 (rs6000_legitimate_address): Likewise.
16648 (rs6000_emit_move): Likewise.
16649 (function_arg_boundary): Likewise.
16650 (function_arg_advance): Likewise.
16651 (rs6000_darwin64_record_arg_recurse): Likewise.
16652 (function_arg): Likewise.
16653 (rs6000_gimplify_va_arg): Likewise.
16654 (rs6000_split_multireg_move): Likewise.
16655 (rs6000_output_function_epilogue): Likewise.
16656 (rs6000_output_function_epilogue): Likewise.
16657 (rs6000_register_move_cost): Likewise.
16658 (rs6000_function_value): Likewise.
16659 (rs6000_libcall_value): Likewise.
16661 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16663 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16665 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16667 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16668 Use $MULTIDIR to choose between the kernel and RTP headers,
16669 and use $WIND_BASE and $WIND_USR to locate them.
16671 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16673 * config/i386/i386.c (override_options): Put initialization of
16674 ix86_tune_mask and ix86_arch_mask to the correct place.
16676 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16677 Michael Meissner <michael.meissner@amd.com>
16680 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16681 (ARCHMASK): Define.
16682 (TARGET_CMOVE): Use ARCHMASK.
16683 (TARGET_CMPXCHG): Ditto.
16684 (TARGET_CMPXCHG8B): Ditto.
16685 (TARGET_XADD): Ditto.
16686 (TARGET_BSWAP): Ditto.
16687 * config/i386/i386.c (ix86_tune_mask): New global variable.
16688 (ix86_arch_mask): Ditto.
16689 (override_options): Initialize ix86_tune_mask and
16690 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16693 2007-03-02 Ben Elliston <bje@au.ibm.com>
16696 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16698 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16700 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16701 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16702 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16703 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16705 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16706 rs6000_init_dwarf_reg_sizes_extra): New.
16707 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16708 SPE register high parts.
16710 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16712 * Makefile.in: Add install-pdf target as
16713 copied from automake v1.10 rules.
16714 * configure.ac: Add install-pdf to target list.
16715 * configure: Regenerate.
16717 2007-03-01 Paul Brook <paul@codesourcery.com>
16719 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16720 modes to LDRD for DImode.
16721 (output_move_double): Fixup out of range ldrd/strd.
16722 (vfp_secondary_reload_class): Rename...
16723 (coproc_secondary_reload_class): ... to this. Add wb argument.
16724 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16725 coproc_secondary_reload_class for CLASS_IWMMXT.
16726 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16727 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16729 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16731 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16732 unroll factor by the estimated number of iterations.
16733 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16734 than prefetch latency.
16736 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16737 decode_caches_intel, detect_caches_intel): New functions.
16738 (host_detect_local_cpu): Use detect_caches_amd and
16739 detect_caches_intel.
16741 2007-03-01 Richard Henderson <rth@redhat.com>
16743 * expr.c (emit_move_complex_push): Export.
16744 (emit_move_complex_parts): Split out from ...
16745 (emit_move_complex): ... here.
16746 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16747 * config/i386/i386.md (movcdi): New.
16749 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16751 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16752 size of mode1 to check for tieable modes in MMX case.
16754 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16756 * Makefile.in (rtlanal.o): Depend on tree.h.
16757 * rtl.h (offset_within_section_p, split_const): Declare.
16758 * rtlanal.c: Include tree.h.
16759 (offset_within_block_p): New function, taken from
16760 mips_offset_within_object_p.
16761 (split_const): New function, taken from mips_split_const.
16762 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16764 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16765 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16766 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16767 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16768 (m68k_illegitimate_symbolic_constant_p): New function.
16769 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16770 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16771 symbolic constant that might be outside the symbol's section,
16772 move the symbol first and then add the offset.
16773 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16775 * config/mips/mips.c (mips_split_const): Delete.
16776 (mips_offset_within_object_p): Delete.
16777 (mips_symbolic_constant_p): Use offset_within_section_p and
16778 split_const instead of mips_offset_within_object_p and
16780 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16781 (mips_legitimize_const_move, print_operand_reloc)
16782 (mips_dangerous_for_la25_p): Use split_const instead of
16785 2007-02-28 Eric Christopher <echristo@apple.com>
16787 * Makefile.in (install-include-dir): Don't rm -rf include.
16789 2007-02-28 Richard Guenther <rguenther@suse.de>
16791 PR middle-end/30364
16792 * fold-const.c (fold_binary): Do not associate expressions
16793 with more than one variable for integer types that do not wrap.
16795 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16797 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16798 Delete, and replace with...
16799 (fold_builtin_call_array): This. Update callers to use it.
16800 * fold-const.c (fold_build_call_list): Delete, and replace with...
16801 (fold_build_call_array): This.
16802 (fold_build_call_list_initializer): Delete, and replace with...
16803 (fold_build_call_array_initializer): This.
16804 * tree.h: Update declarations to reflect above changes.
16806 * c-typeck.c (build_function_call): Store converted arguments
16807 in a stack-allocated array instead of building a list.
16808 (convert_arguments): Store arguments in the array passed in as an
16809 argument, and return the actual number of arguments.
16810 * c-format.c: (check_function_format): Pass arguments in an
16811 array instead of a list.
16812 * c-common.c (check_function_nonnull): Likewise.
16813 (check_function_sentinel): Likewise.
16814 (check_function_arguments): Likewise.
16815 * c-common.h: Update declarations to reflect above changes.
16817 2007-02-28 Jan Hubicka <jh@suse.cz>
16819 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16820 PRED_NEGATIVE_RETURN): Update outcomes.
16822 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16824 * calls.c (emit_library_call_value_1): Handle partial registers
16825 correctly when building up CALL_INSN_FUNCTION_USAGE.
16827 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16829 * pa/predicates.md (move_src_operand): Allow zero for mode.
16830 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16833 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16836 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16837 *movv2df_internal): Enable pattern only for valid operand
16839 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16840 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16842 2007-02-27 Mike Stump <mrs@apple.com>
16844 * config/darwin-crt3.c: Avoid compilation when compiling for a
16847 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16849 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16851 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16852 for fixed headers and limits.h.
16853 (install-include-dir, install-headers-tar, install-headers-cpio,
16854 install-headers-cp, real-install-headers-tar,
16855 real-install-headers-cpio, real-install-headers-cp): Handle
16856 include-fixed as well as include.
16857 (install-mkheaders): Don't install files that go only in include
16859 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16860 from GCC_INCLUDE_DIR.
16861 * gcc.c (process_command): Remove special -BstageN/ handling.
16862 (do_spec_1): Add include-fixed directories.
16864 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16866 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16868 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16870 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16873 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16875 * c-common.c (get_priority): Add check for
16876 SUPPORTS_INIT_PRIORITY.
16878 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16880 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16882 * config/bfin/bfin.c: Include "cfglayout.h".
16883 (MAX_LSETUP_DISTANCE): New macro.
16884 (struct loop_info): New members incoming, incoming_src and
16885 incoming_dest. Delete member predecessor.
16886 (length_for_loop): New function.
16887 (bfin_optimize_loop): Handle more different loop structures.
16888 (bfin_discover_loop): Rework detection of predecessor blocks by
16889 examining incoming edges.
16890 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16892 (bfin_reorder_loops): New function.
16893 (bfin_reorg_loops): Use these three new functions.
16895 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16896 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16897 (CONSTRAINT_LEN): Add entry for 'q'.
16898 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16899 Add 'q' constraints.
16900 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16901 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16903 * config/bfin/bfin.md (add_with_carry): New pattern.
16904 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16905 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16906 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16907 support unsigned multiplies too. Removed incorrect commutativity from
16908 operand 1 constraint where appropriate.
16909 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16911 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16912 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16914 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16915 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16916 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16917 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16918 usmulhisi_hh_huh): New patterns.
16920 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16921 lshifthi3): Fix output template to use half reg for operand 2.
16923 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16926 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16928 2007-02-27 Andreas Schwab <schwab@suse.de>
16930 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16932 2007-02-27 Jan Hubicka <jh@suse.cz>
16934 * predict.c (last_basic_block_p): Remove.
16935 (tree_estimate_probability): Update return heuristic for commonized
16938 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16940 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16942 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16944 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16945 * doc/cpp.texi: Standardize title page.
16946 * doc/cppinternals.texi: Likewise.
16947 * doc/gcc.texi: Standardize title page, remove version number
16948 from copyright page.
16949 * doc/gccint.texi: Likewise.
16950 * doc/install.texi: Standardize title page, add table of
16953 2007-02-26 Jan Hubicka <jh@suse.cz>
16955 * predict.def: Set outcomes according to more recent results.
16956 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16957 Remove dead predictors.
16958 * predict.c (return_prediction): Fix pasto.
16960 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16962 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16963 change; avoid a memory leak when returning early.
16965 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16967 * c-decl.c (static_ctors): Move to c-common.c.
16968 (static_dtors): Likewise.
16969 (finish_function): Use c_record_cdtor_fn.
16970 (build_cdtor): Move to c-common.c.
16971 (c_write_global_declarations): Use c_build_cdtor_fns.
16972 * c-common.h (static_ctors): Declare.
16973 (static_dtors): Likewise.
16974 (c_record_cdtor_fn): Likewise.
16975 (c_build_cdtor_fns): Likewise.
16976 * c-common.c (static_ctors): New variable.
16977 (static_dtors): Likewise.
16978 (c_record_cdtor_fn): New function.
16979 (build_cdtor): Move from c-decl.c
16980 (c_build_cdtor_fns): New function.
16982 * output.h (assemble_addr_to_section): Declare.
16983 (get_cdtor_priority_section): Likewise.
16984 * varasm.c (assemble_addr_to_section): New function.
16985 (get_cdtor_priority_section): Likewise.
16986 (default_named_section_asm_out_destructor): Use them.
16987 (destor_dtor_section_asm_out_destructor): Likewise.
16988 (default_named_section_asm_out_constructor): Likewise.
16989 (default_ctor_section_asm_out_constructor): Likewise.
16990 * config.gcc (*-*-vxworks*): Include vxworks.o.
16991 * config/t-vxworks (vxworks.o): New target.
16992 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16993 (TARGET_ASM_CONSTRUCTOR): Define.
16994 (TARGET_ASM_DESTRUCTOR): Likewise.
16995 (vxworks_asm_out_constructor): Declare.
16996 (vxworks_asm_out_destructor): Likewise.
16998 * c-common.c (get_priority): Check that we have not just an
16999 INTEGER_CST, but an integer constant with integeral type.
17001 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17003 PR tree-optimization/30938
17004 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17005 use &dt[nargs-1] instead of &dt[nargs] in the call to
17006 vect_is_simple_use().
17008 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17010 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17011 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17012 Do not attempt to handle MEM inside auto-inc expressions.
17013 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17014 of a register modified by an auto-inc expression. However, do handle
17015 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17016 (elimination_effects): Prohibit elimination of a register modified
17017 by an auto-inc expression. Disable register elimination rules whose
17018 target register is modified by an auto-inc expression with variable
17021 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17023 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17025 (array_at_struct_end_p): New function.
17026 (idx_infer_loop_bounds): Use it.
17027 (estimate_numbers_of_iterations_loop): Export.
17028 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17029 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17030 (tree_estimate_probability): Call record_loop_exits.
17031 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17032 (estimated_loop_iterations, estimated_loop_iterations_int,
17033 estimated_loop_iterations_tree): New functions.
17034 (analyze_siv_subscript_cst_affine,
17035 compute_overlap_steps_for_affine_1_2,
17036 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17037 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17038 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17039 (PRED_LOOP_ITERATIONS_GUESSED): New.
17040 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17041 * cfgloop.h (estimate_numbers_of_iterations_loop,
17042 estimated_loop_iterations_int): Declare.
17044 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17046 * doc/extend.texi: Document optional priority argument to
17047 constructors and destructors.
17048 * tree.c (init_priority_for_decl): Adjust GTY markers.
17049 (init_ttree): Use priority-info hash functions for
17050 init_priority_for_decl.
17051 (tree_map_eq): Rename to ...
17052 (tree_map_base_eq): ... this.
17053 (tree_map_marked_p): Rename to ...
17054 (tree_map_base_marked_p): ... this.
17055 (tree_map_base_hash): New function.
17056 (decl_init_priority_lookup): Rework.
17057 (decl_fini_priority_lookup): New function.
17058 (decl_priority_info): New function.
17059 (decl_init_priority_insert): Use it.
17060 (decl_fini_priority_insert): Likewise.
17061 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17063 (decl_restrict_base_insert): Likewise.
17064 (decl_debug_expr_insert): Likewise.
17065 (decl_value_expr_lookup): Likewise.
17066 (decl_value_expr_insert): Likewise.
17067 * tree.h (priority_type): New type.
17068 (decl_init_priority_lookup): Use priority_type.
17069 (decl_fini_priority_lookup): New function.
17070 (decl_init_priority_insert): Use priority_type.
17071 (decl_fini_priority_insert): New function.
17072 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17073 (DECL_INIT_PRIORITY): Likewise.
17074 (SET_DECL_INIT_PRIORITY): Add comment.
17075 (DECL_FINI_PRIORITY): New macro.
17076 (SET_DECL_FINI_PRIORITY): Likewise.
17077 (DEFAULT_INIT_PRIORITY): Document.
17078 (MAX_INIT_PRIORITY): Likewise.
17079 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17080 (tree_map_base): New type.
17081 (tree_map_base_eq): New function.
17082 (tree_map_base_hash): Likewise.
17083 (tree_map_base_marked_p): Likewise.
17084 (tree_map): Inherit from tree_map_base.
17085 (tree_map_eq): Make it a macro.
17086 (tree_map_marked_p): Likewise.
17087 (tree_int_map): Inherit from tree_map_base.
17088 (tree_int_map_eq): Make it a macro.
17089 (tree_int_map_hash): Likewise.
17090 (tree_int_map_marked_p): Likewise.
17091 (tree_priority_map): New type.
17092 (tree_priority_map_eq): New macro.
17093 (tree_priority_map_hash): Likewise.
17094 (tree_priority_map_marked_p): Likewise.
17095 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17097 (emutls_common_1): Likewise.
17098 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17099 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17100 of tree_map hierarchy.
17101 * tree-cfg.c (move_stmt_r): Likewise.
17102 (new_label_mapper): Likewise.
17103 * c-tree.h (c_expand_body): Move to ...
17104 * c-common.h (c_expand_body): ... here.
17105 * c-decl.c (c_expand_body): Move to ...
17106 * c-common.c (c_expand_body): ... here.
17107 (c_common_attribute_table): Allow 1 argument for the constructor
17108 and destructor attributes.
17109 (get_priority): New function.
17110 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17111 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17113 2007-02-24 Jan Hubicka <jh@suse.cz>
17115 PR middle-end/30509
17116 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17117 copying for inlining.
17119 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17120 Jan Hubicka <jh@suse.cz>
17123 * i386.c (counter_mode): New function.
17124 (expand_set_or_movmem_via_loop): Use it.
17125 (expand_movmem_epilogue): Likewise; fix pasto.
17126 (ix86_expand_movmem): Do emit guard even for constant counts.
17127 (ix86_expand_setmem): Likewise.
17129 2007-02-25 Nick Clifton <nickc@redhat.com>
17131 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17132 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17134 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17137 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17138 count argument with 0x10, not with 0x16.
17139 (expand_setmem_epilogue): Ditto.
17141 2007-02-24 Mike Stump <mrs@apple.com>
17143 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17146 2007-02-24 Richard Guenther <rguenther@suse.de>
17148 PR middle-end/30951
17149 * fold-const.c (fold_binary): Fold x +- CST op x for
17150 EQ_EXPR and NE_EXPR.
17152 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17154 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17156 2007-02-24 Jan Hubicka <jh@suse.cz>
17158 * cgraphunit.c (decide_is_function_needed): Honor
17159 -fkeep-inline-functions.
17161 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17163 * builtins.c (fold_builtin_modf): New.
17164 (fold_builtin_2): Use it.
17166 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17168 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17169 (determine_max_iter): Take additional LOOP arg; all callers changed.
17170 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17171 one using simplifications.
17172 (simplify_using_initial_values): Return if the expression becomes
17173 invalid due to altered regs.
17175 2007-02-23 DJ Delorie <dj@redhat.com>
17177 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17179 2007-02-23 Mike Stump <mrs@apple.com>
17181 * tlink.c (scan_linker_output): Parse linker messages from
17182 darwin9's linker better.
17184 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17187 * varpool.c (varpool_assemble_pending_decls): Set
17188 varpool_last_needed_node to null.
17190 2007-02-23 DJ Delorie <dj@redhat.com>
17192 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17193 alignment bigger than the object file can handle.
17195 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17198 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17199 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17200 (*movsf_1): Penalize MMX moves.
17202 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17204 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17205 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17207 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17209 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17211 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17212 (fold_builtin_1): Use them.
17213 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17214 BUILT_IN_SIGNIFICAND.
17216 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17218 * config/i386/i386.c (bdesc_1arg): Initialize
17219 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17220 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17221 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17222 and IX86_BUILTIN_MOVSLDUP.
17224 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17226 PR rtl-optimization/30841
17227 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17229 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17231 * builtins.c (fold_builtin_frexp): New.
17232 (fold_builtin_2): Use it.
17234 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17236 * doc/invoke.texi (Spec Files): Document getenv spec function.
17238 * gcc.c (getenv_spec_function): New function.
17239 (static_spec_functions): Add it.
17240 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17241 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17244 2007-02-22 Michael Matz <matz@suse.de
17247 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17248 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17250 2007-02-22 Ian Lance Taylor <iant@google.com>
17253 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17254 (mem_loc_descriptor): Call it.
17256 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17257 Ira Rosen <irar@il.ibm.com>
17259 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17261 2007-02-22 Ira Rosen <irar@il.ibm.com>
17263 PR tree-optimization/30843
17264 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17265 stores only after all the group is vectorized.
17267 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17269 PR tree-optimization/30858
17270 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17271 in the reduction cycle have a single use in the loop.
17272 * tree-vectorizer.h (relevant): Add documentation.
17274 2007-02-20 Mike Stump <mrs@apple.com>
17276 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17277 * configure: Regenerate.
17279 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17281 Change the defaults of some parameters and options.
17282 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17283 * config/spu/spu.c (spu_optimization_options): Add.
17284 (spu_override_options): Change params in spu_optimization_options.
17285 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17287 Register 127 is only 16 byte aligned when used as a frame pointer.
17288 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17289 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17290 HARD_FRAME_POINTER_REGNUM.
17291 (spu_legitimate_address): Use regno_aligned_for_reload.
17292 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17293 aligned when frame_pointer_needed is true.
17294 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17296 * config/spu/spu.h (INIT_EXPANDERS): Define.
17298 Make sure shift and rotate instructions have valid immediate operands.
17299 * config/spu/predicates.md (spu_shift_operand): Remove.
17300 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17301 * config/spu/constraints.md (W, O): Extend range.
17302 * config/spu/spu.md (umask, nmask): Define.
17303 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17304 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17305 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17306 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17307 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17308 (lshr<mode>3_reg): Fix rtl description.
17310 Make sure mulhisi immediate operands are valid.
17311 * config/spu/predicates.md (imm_K_operand): Add.
17312 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17314 Generate constants using fsmbi and andi.
17315 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17316 (print_operand, spu_split_immediate, classify_immediate,
17317 fsmbi_const_p): Handle IC_FSMBI2.
17319 Correctly handle a CONST_VECTOR containing symbols.
17320 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17321 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17322 (immediate_load_p): Allow symbols that use 2 instructions to create.
17323 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17324 with symbols when flag_pic is set.
17325 (const_vector_immediate_p): New.
17326 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17327 accept a CONST_VECTOR with symbols.
17328 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17329 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17331 * config/spu/spu.md (high, low): Delete.
17332 (low_<mode>): Define.
17334 Remove INTRmode and INTR_REGNUM, which didn't work.
17335 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17337 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17338 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17339 peephole2 pattern): Don't use INTR or 131.
17340 (movintrcc): Delete.
17341 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17342 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17343 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17344 (UNSPEC_SET_INTR): Add.
17345 * config/spu/spu-modes.def (INTR): Remove.
17347 More accurate warnings about run-time relocations.
17348 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17350 Correctly warn about immediate arguments to specific intrinsics.
17351 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17352 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17353 the instruction predicate.
17355 Fix tree check errors with latest update.
17356 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17358 (spu_expand_builtin): Use CALL_EXPR_FN.
17360 Add missing specific intrinsics.
17361 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17363 * config/spu/spu_internals.h: Ditto.
17365 Fix incorrect operand modifiers.
17366 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17367 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17369 Optimize one case of zero_extend of a vec_select.
17370 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17372 Accept any immediate for hbr.
17373 * config/spu/spu.md (hbr): Change s constraints to i.
17375 2007-02-21 Paul Brook <paul@codesourcery.com>
17377 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17378 condexec_count when skipping USE and CLOBBER.
17380 2007-02-21 Nick Clifton <nickc@redhat.com>
17382 * common.opt (Warray-bounds): Add Warning attribute.
17383 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17385 (fsized-zeroes): Add Optimization attribute.
17386 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17387 * c.opt (Wc++0x-compat): Add Warning attribute.
17389 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17391 PR middle-end/30761
17392 * reload1.c (eliminate_regs_in_insn): In the single_set special
17393 case, attempt to re-recognize the insn before falling back to
17394 having reload fix it up.
17396 2007-02-20 Eric Christopher <echristo@gmail.com>
17398 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17399 Rewrite accordingly.
17400 (frv_read_iacc_argument): Ditto.
17401 (frv_expand_set_builtin): Take a call instead of arglist, update for
17403 (frv_expand_unop_builtin): Ditto.
17404 (frv_expand_binop_builtin): Ditto.
17405 (frv_expand_cut_builtin): Ditto.
17406 (frv_expand_binopimm_builtin): Ditto.
17407 (frv_expand_voidbinop_builtin): Ditto.
17408 (frv_expand_int_void2arg): Ditto.
17409 (frv_expand_prefetches): Ditto.
17410 (frv_expand_voidtriop_builtin): Ditto.
17411 (frv_expand_voidaccop_builtin): Ditto.
17412 (frv_expand_load_builtin): Ditto.
17413 (frv_expand_store_builtin): Ditto.
17414 (frv_expand_mdpackh_builtin): Ditto.
17415 (frv_expand_mclracc_builtin): Ditto.
17416 (frv_expand_mrdacc_builtin): Ditto.
17417 (frv_expand_mwtacc_builtin): Ditto.
17418 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17421 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17423 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17424 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17426 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17427 point instructions.
17428 * configure: Regenerate.
17429 * config.in: Regenerate.
17430 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17431 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17432 masks to power6 and power6x and to POWERPC_MASKS.
17433 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17435 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17436 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17437 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17438 Access PROTOTYPE as variable, not mask.
17440 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17442 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17443 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17444 * combine.c (adjust_for_new_dest): Use it.
17445 * postreload.c (reload_combine): Likewise.
17447 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17449 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17450 notes on an insn with multiple sets, even if single_set returns
17451 non-NULL for that insn.
17453 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17455 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17456 scalbn and scalbln.
17458 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17460 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17461 if user didn't pass it.
17462 * config/i386/darwin.h (CC1_SPEC): Likewise.
17463 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17464 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17465 -mmacosx-version-min.
17467 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17468 Uros Bizjak <ubizjak@gmail.com>
17470 * optabs.h (enum optab_index): Add new OTI_scalb.
17471 (scalb_optab): Define corresponding macro.
17472 * optabs.c (init_optabs): Initialize scalb_optab.
17473 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17475 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17476 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17477 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17478 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17479 flag_unsafe_math_optimizations is set.
17481 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17482 to implement scalbf, scalb and scalbl built-ins as inline x87
17485 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17486 DJ Delorie <dj@redhat.com>
17489 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17490 (diagnostic_report_diagnostic): ... here, and turn them into real
17491 errors. If warnings are inhibited, no need to do anything.
17493 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17495 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17496 better code generation.
17498 2007-02-20 Ben Elliston <bje@au.ibm.com>
17500 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17502 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17504 * config/alpha/alpha.c, config/alpha/alpha.md,
17505 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17506 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17507 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17508 config/arm/lib1funcs.asm: Follow spelling conventions.
17510 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17511 config/fr30/fr30.md, config/i386/i386.h,
17512 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17513 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17514 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17515 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17516 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17517 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17518 config/sparc/sparc.c, config/sparc/sparc.h,
17519 config/sparc/sparc.md, config/spu/constraints.md,
17520 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17523 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17526 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17529 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17531 * doc/invoke.texi (-ftree-lrs): Remove.
17533 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17535 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17538 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17540 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17541 new CALL_EXPR_FN macro for retrieving the function
17542 declaration of the input expression.
17544 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17546 * c.opt (Waddress): New.
17547 * common.opt (Walways-true): Delete.
17548 (Wstring-literal-comparison): Delete.
17549 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17550 -Wstring-literal-comparison. Add -Waddress.
17552 (Walways-true): Delete.
17553 (Wstring-literal-comparison): Delete.
17554 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17555 consistently instead of -Walways-true in example.
17556 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17557 * c-typeck.c (parser_build_binary_op): Replace
17558 -Wstring-literal-comparison and -Walways-true with -Waddress.
17559 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17562 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17564 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17565 without DECL_STRUCT_FUNCTION initialized.
17567 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17569 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17570 due to calls to functions taking pointers as parameters.
17572 2007-02-19 Richard Henderson <rth@redhat.com>
17575 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17578 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17580 * config/s390/s390.c (s390_call_saved_register_used,
17581 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17582 accessed to the new scheme.
17584 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17586 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17587 (cris_print_index, cris_print_operand, cris_print_operand_address)
17588 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17589 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17590 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17591 GET_CODE () == xxx.
17592 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17593 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17594 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17595 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17596 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17597 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17598 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17599 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17600 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17601 (uminsi3, call, call_value): Ditto.
17602 (define_split: indir_to_reg_split, unnamed): Ditto.
17604 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17606 PR tree-optimization/30975
17607 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17610 2007-02-18 Eric Christopher <echristo@gmail.com>
17612 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17613 Remove use of arglist.
17614 (mips_expand_builtin): Remove use of arglist, pass in expr.
17615 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17616 (mips_expand_builtin_movtf): Ditto.
17617 (mips_expand_builtin_compare): Ditto.
17619 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17621 * tree-sra.c (sra_build_assignment): Replace assertion
17622 checking with a comment explaining why it can't be done.
17624 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17626 PR middle-end/30833
17627 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17628 during CALL_EXPR representation conversion.
17629 * tree-ssa-propagate.c (set_rhs): Likewise.
17631 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17633 * tree-sra.c (sra_build_assignment): Disable assertion checking
17636 2007-02-18 Roger Sayle <roger@eyesopen.com>
17638 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17639 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17640 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17642 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17643 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17644 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17645 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17646 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17647 force_gimple_operand): Likewise.
17648 * ipa-cp.c (constant_val_insert): Likewise.
17649 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17650 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17651 perfect_nestify): Likewise.
17652 * langhooks.c (lhd_omp_assignment): Likewise.
17653 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17654 lower_copyprivate_clauses, lower_send_clauses,
17655 lower_send_shared_vars, expand_parallel_call,
17656 expand_omp_for_generic, expand_omp_for_static_nochunk,
17657 expand_omp_for_static_chunk, expand_omp_sections,
17658 lower_omp_single_copy, lower_omp_for_lastprivate,
17659 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17660 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17661 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17664 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17666 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17667 config/sh/sh.md: Follow spelling conventions.
17669 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17670 config/frv/predicates.md: Follow spelling conventions.
17672 * config/m68k/linux-unwind.h: Fix a comment typo.
17673 * target.h: Follow spelling conventions.
17675 2007-02-18 Roger Sayle <roger@eyesopen.com>
17677 PR rtl-optimization/28173
17678 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17679 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17680 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17681 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17682 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17684 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17686 * builtins.c (fold_builtin_load_exponent): New.
17687 (fold_builtin_2): Use it.
17689 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17691 PR rtl-optimization/30773
17692 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17693 if we fail to attach a REG_EQUIV note.
17695 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17696 Roger Sayle <roger@eyesopen.com>
17698 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17700 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17702 * calls.c (initialize_argument_information): Pass original EXP
17703 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17704 code to split complex arguments here, as part of initializing the
17706 (expand_call): Remove code that builds a list of arguments and
17707 inserts implicit arguments into it. Instead, just count how many
17708 implicit arguments there will be so we can determine the size of
17709 the ARGS array, and let initialize_argument_information do the work.
17710 (split_complex_values): Delete unused function.
17712 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17714 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17716 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17718 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17719 for arg pointer based indexed addressing.
17721 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17723 * config/ia64/ia64.h, config/ia64/ia64.md,
17724 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17725 spelling conventions.
17727 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17729 * config/m68k/m68k.c (split_di): New.
17730 * config/m68k/m68k-protos.h: Declare split_di.
17731 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17732 Improve predicate handling and split constant shifts.
17734 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17736 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17737 parameter for register bitfield operations, general predicates
17740 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17742 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17743 * config/m68k/linux-unwind.h: New file.
17745 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17747 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17748 config/i386/athlon.md, config/ia64/ia64.md,
17749 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17750 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17751 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17752 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17753 tree-vect-transform.c: Fix comment typos.
17755 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17757 * sched-deps.c (find_insn_list): Remove.
17758 * sched-int.h: Remove the prototype for find_insn_list.
17760 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17762 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17764 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17765 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17766 darwin_rs6000_override_options.
17767 (C_COMMON_OVERRIDE_OPTIONS): Expect
17768 darwin_macosx_version_min to be non-NULL always.
17769 (TARGET_C99_FUNCTIONS): Likewise.
17770 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17771 (DARWIN_MINVERSION_SPEC): New.
17772 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17773 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17775 (DARWIN_MINVERSION_SPEC): New.
17776 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17778 * config/darwin-c.c (darwin_cpp_builtins): Expect
17779 darwin_macosx_version_min to be non-NULL always.
17781 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17783 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17785 * config/i386/i386.h (x86_use_xchgb): New.
17786 (TARGET_USE_XCHGB): New macro.
17787 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17788 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17789 Split after reload into bswaphi for shifts of 8.
17790 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17791 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17792 or when optimizing for size.
17794 2007-02-16 Richard Guenther <rguenther@suse.de>
17795 Christian Bruel <christian.bruel@st.com>
17797 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17798 DECLs but prefer SSA_NAMEs over DECLs.
17800 2007-02-16 Richard Guenther <rguenther@suse.de>
17802 * tree-flow-inline.h (single_imm_use_p): Remove.
17803 (zero_imm_uses_p): Likewise.
17804 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17805 instead of single_imm_use_p.
17806 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17809 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17812 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17813 nested double- and backquotes.
17815 2007-02-15 Roger Sayle <roger@eyesopen.com>
17817 PR middle-end/30391
17818 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17819 should be unreachable.
17820 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17821 For the time being redirect GIMPLE_MODIFY_STMT to the new
17822 (renamed) build_gimple_modify_stmt_stat.
17823 (build2_gimple_stat): Rename to...
17824 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17825 Always build a GIMPLE_MODIFY_STMT node.
17826 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17827 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17830 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17831 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17832 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17833 expand_complex_div_wide): Likewise.
17834 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17835 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17836 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17837 * tree-ssa-loop-manip.c (create_iv): Likewise.
17838 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17839 abs_replacement): Likewise.
17840 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17841 realify_fake_stores): Likewise.
17843 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17844 node rather than a GIMPLE_MODIFY_STMT node.
17845 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17846 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17848 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17849 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17850 GIMPLE_MODIFY_STMT.
17852 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17854 PR middle-end/30433
17855 * fold-const.c (fold_comparison): Add back the
17856 folding of constant complex comparisions.
17858 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17860 PR middle-end/30729
17861 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17862 effects unknown to this function, return early.
17864 2007-02-15 Ian Lance Taylor <iant@google.com>
17866 * lower-subreg.c (move_eh_region_note): New static function.
17867 (resolve_simple_move): Call it.
17868 (decompose_multiword_subregs): Track blocks for which we resolve a
17869 simple move which is also a control flow insn. Pass them to
17870 find_many_sub_basic_blocks.
17871 (pass_lower_subreg): Add TODO_verify_flow.
17872 (pass_lower_subreg2): Likewise.
17874 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17875 Brooks Moses <brooks.moses@codesourcery.com>
17876 Lee Millward <lee.millward@codesourcery.com>
17878 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17879 (VL_EXP_CLASS_P): New.
17880 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17882 (TREE_OPERAND_CHECK_CODE): Likewise.
17883 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17884 (TREE_RTL_OPERAND_CHECK): Likewise.
17885 (tree_operand_check_failed): Make second parameter the whole tree
17886 instead of its code. Fixed callers.
17887 (VL_EXP_CHECK): New.
17888 (TREE_OPERAND_LENGTH): New.
17889 (VL_EXP_OPERAND_LENGTH): New.
17890 (CALL_EXPR_FN): New.
17891 (CALL_EXPR_STATIC_CHAIN): New.
17892 (CALL_EXPR_ARGS): New.
17893 (CALL_EXPR_ARG): New.
17894 (call_expr_nargs): New.
17895 (CALL_EXPR_ARGP): New.
17896 (build_nt_call_list): Declare.
17897 (build_vl_exp_stat): Declare.
17898 (build_vl_exp): New.
17899 (build_call_list): Declare.
17900 (build_call_nary): Declare.
17901 (build_call_valist): Declare.
17902 (build_call_array): Declare.
17903 (call_expr_arg): Declare.
17904 (call_expr_argp): Declare.
17905 (call_expr_arglist): Declare.
17906 (fold_build_call_list): Declare.
17907 (fold_build_call_list_initializer): Declare.
17908 (fold_call_expr): Declare to replace fold_builtin.
17909 (fold_builtin_fputs): Update to agree with modified definition.
17910 (fold_builtin_strcpy): Likewise.
17911 (fold_builtin_strncpy): Likewise.
17912 (fold_builtin_memory_chk): Likewise.
17913 (fold_builtin_stxcpy_chk): Likewise.
17914 (fold_builtin_strncpy_chk): Likewise.
17915 (fold_builtin_next_arg): Likewise.
17916 (fold_build_call_expr): Declare.
17917 (fold_builtin_call_list): Declare.
17918 (fold_builtin_call_valist): Declare.
17919 (build_call_expr): Declare.
17920 (validate_arglist): Update to agree with modified definition.
17921 (tree_operand_length): New.
17922 (call_expr_arg_iterator): New.
17923 (init_call_expr_arg_iterator): New.
17924 (next_call_expr_arg): New.
17925 (first_call_expr_arg): New.
17926 (more_call_expr_args_p): New.
17927 (FOR_EACH_CALL_EXPR_ARG): New.
17929 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17930 and tcc_gimple_stmt.
17931 (tree_code_size): Update documentation. Use sizeof (tree) rather
17932 than sizeof (char *).
17933 (tree_size): Likewise. Add case for tcc_vl_exp.
17934 (tree_node_structure): Add case for tcc_vl_exp.
17935 (contains_placeholder_p): Likewise.
17936 (substitute_in_expr): Likewise.
17937 (substitute_placeholder_in_expr): Likewise.
17938 (stabilize_reference_1): Likewise.
17939 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17940 to diagnose breakage of this interface for constructing CALL_EXPRs.
17941 (build_nt): Add similar assertion here.
17942 (build_nt_call_list): New.
17943 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17944 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17946 (get_callee_fndecl): Use new CALL_EXPR accessors.
17947 (tree_operand_check_failed): Change parameters to pass entire node
17948 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17949 (process_call_operands): New.
17950 (build_vl_exp_stat): New.
17951 (build_call_list): New.
17952 (build_call_nary): New.
17953 (build_call_valist): New.
17954 (build_call_array): New.
17955 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17956 (call_expr_arglist): New.
17958 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17959 tcc_vl_exp instead of a fixed-size tcc_expression.
17961 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17962 accessors for CALL_EXPRs.
17963 (AGGR_INIT_EXPR): Likewise.
17965 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17966 Brooks Moses <brooks.moses@codesourcery.com>
17967 Lee Millward <lee.millward@codesourcery.com>
17969 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17970 (expand_builtin_nonlocal_goto): Change parameter to be entire
17971 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17972 (expand_builtin_prefetch): Likewise.
17973 (expand_builtin_classify_type): Likewise.
17974 (mathfn_built_in): Return NULL_TREE instead of 0.
17975 (expand_errno_check): Use new CALL_EXPR accessors.
17976 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17977 Return NULL_RTX instead of 0.
17978 (expand_builtin_mathfn_2): Likewise.
17979 (expand_builtin_mathfn_3): Likewise.
17980 (expand_builtin_interclass_mathfn): Likewise.
17981 (expand_builtin_sincos): Likewise.
17982 (expand_builtin_cexpi): Likewise.
17983 (expand_builtin_int_roundingfn): Likewise.
17984 (expand_builtin_int_roundingfn_2): Likewise.
17985 (expand_builtin_pow): Likewise.
17986 (expand_builtin_powi): Likewise.
17987 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17988 of arglist, fixing callers appropriately. Use new CALL_EXPR
17989 accessors and constructors. Return NULL_RTX instead of 0.
17990 (expand_builtin_strstr): Likewise.
17991 (expand_builtin_strchr): Likewise.
17992 (expand_builtin_strrchr): Likewise.
17993 (expand_builtin_strpbrk): Likewise.
17994 (expand_builtin_memcpy): Likewise.
17995 (expand_builtin_mempcpy): Likewise.
17996 (expand_builtin_mempcpy_args): New.
17997 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17998 (expand_builtin_memmove_args): New.
17999 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18000 (expand_movstr): Likewise.
18001 (expand_builtin_strcpy): Likewise.
18002 (expand_builtin_strcpy_args): New.
18003 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18004 (expand_builtin_strncpy): Likewise.
18005 (expand_builtin_memset): Likewise.
18006 (expand_builtin_memset_args): New.
18007 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18008 (expand_builtin_memcmp): Likewise.
18009 (expand_builtin_strcmp): Likewise.
18010 (expand_builtin_strncmp): Likewise.
18011 (expand_builtin_strcat): Likewise.
18012 (expand_builtin_strncat): Likewise.
18013 (expand_builtin_strspn): Likewise.
18014 (expand_builtin_strcspn): Likewise.
18015 (expand_builtin_args_info): Likewise.
18016 (expand_builtin_va_start): Likewise.
18017 (gimplify_va_arg_expr): Likewise.
18018 (expand_builtin_va_end): Likewise.
18019 (expand_builtin_va_copy): Likewise.
18020 (expand_builtin_frame_address): Likewise.
18021 (expand_builtin_alloca): Likewise.
18022 (expand_builtin_bswap): Likewise.
18023 (expand_builtin_unop): Likewise.
18024 (expand_builtin_fputs): Likewise.
18025 (expand_builtin_expect): Likewise.
18026 (expand_builtin_fabs): Likewise.
18027 (expand_builtin_copysign): Likewise.
18028 (expand_builtin_printf): Likewise.
18029 (expand_builtin_fprintf): Likewise.
18030 (expand_builtin_sprintf): Likewise.
18031 (expand_builtin_init_trampoline): Likewise.
18032 (expand_builtin_signbit): Likewise.
18033 (expand_builtin_fork_or_exec): Likewise.
18034 (expand_builtin_sync_operation): Likewise.
18035 (expand_builtin_compare_and_swap): Likewise.
18036 (expand_builtin_lock_test_and_set): Likewise.
18037 (expand_builtin_lock_release): Likewise.
18038 (expand_builtin): Likewise.
18039 (builtin_mathfn_code): Likewise.
18041 (fold_builtin_constant_p): Pass call arguments individually instead
18042 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18043 accessors and constructors. Return NULL_TREE instead of 0.
18044 (fold_builtin_expect): Likewise.
18045 (fold_builtin_classify_type): Likewise.
18046 (fold_builtin_strlen): Likewise.
18047 (fold_builtin_nan): Likewise.
18048 (integer_valued_real_p): Likewise.
18049 (fold_trunc_transparent_mathfn): Likewise.
18050 (fold_fixed_mathfn): Likewise.
18051 (fold_builtin_cabs): Likewise.
18052 (fold_builtin_sqrt): Likewise.
18053 (fold_builtin_cbrt): Likewise.
18054 (fold_builtin_cos): Likewise.
18055 (fold_builtin_cosh): Likewise.
18056 (fold_builtin_tan): Likewise.
18057 (fold_builtin_sincos): Likewise.
18058 (fold_builtin_cexp): Likewise.
18059 (fold_builtin_trunc): Likewise.
18060 (fold_builtin_floor): Likewise.
18061 (fold_builtin_ceil): Likewise.
18062 (fold_builtin_round): Likewise.
18063 (fold_builtin_int_roundingfn): Likewise.
18064 (fold_builtin_bitop): Likewise.
18065 (fold_builtin_bswap): Likewise.
18066 (fold_builtin_logarithm): Likewise.
18067 (fold_builtin_hypot): Likewise.
18068 (fold_builtin_pow): Likewise.
18069 (fold_builtin_powi): Likewise.
18070 (fold_builtin_exponent): Likewise.
18071 (fold_builtin_memset): Likewise.
18072 (fold_builtin_bzero): Likewise.
18073 (fold_builtin_memory_op): Likewise.
18074 (fold_builtin_bcopy): Deleted; call site changed to invoke
18075 fold_builtin_memory_op directly.
18076 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18077 (fold_builtin_strncpy): Likewise.
18078 (fold_builtin_memcmp): Likewise.
18079 (fold_builtin_strcmp): Likewise.
18080 (fold_builtin_strncmp): Likewise.
18081 (fold_builtin_signbit): Likewise.
18082 (fold_builtin_copysign): Likewise.
18083 (fold_builtin_isascii): Likewise.
18084 (fold_builtin_toascii): Likewise.
18085 (fold_builtin_isdigit): Likewise.
18086 (fold_builtin_fabs): Likewise.
18087 (fold_builtin_abs): Likewise.
18088 (fold_builtin_fmin_fmax): Likewise.
18089 (fold_builtin_carg): Likewise.
18090 (fold_builtin_classify): Likewise.
18091 (fold_builtin_unordered_cmp): Likewise.
18093 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18094 New functions split out from fold_builtin_1.
18095 (fold_builtin_n): New.
18096 (fold_builtin_varargs): New.
18097 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18099 (fold_call_expr): New.
18100 (build_function_call_expr): Rewrite to use new helper function.
18101 (fold_builtin_call_list): New.
18102 (build_call_expr): New.
18103 (fold_builtin_call_valist): New.
18104 (rewrite_call_expr): New.
18105 (validate_arg): New.
18106 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18107 of an arglist. Change return type to bool. Use new CALL_EXPR
18110 (fold_builtin_strstr): Pass call arguments individually instead
18111 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18112 accessors and constructors. Return NULL_TREE instead of 0.
18113 (fold_builtin_strchr): Likewise.
18114 (fold_builtin_strrchr): Likewise.
18115 (fold_builtin_strpbrk): Likewise.
18116 (fold_builtin_strcat): Likewise.
18117 (fold_builtin_strncat): Likewise.
18118 (fold_builtin_strspn): Likewise.
18119 (fold_builtin_strcspn): Likewise.
18120 (fold_builtin_fputs): Likewise.
18121 (fold_builtin_next_arg): Likewise.
18122 (fold_builtin_sprintf): Likewise.
18124 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18125 NULL_RTX instead of 0.
18126 (expand_builtin_memory_chk): Likewise.
18127 (maybe_emit_chk_warning): Likewise.
18128 (maybe_emit_sprintf_chk_warning): Likewise.
18130 (fold_builtin_object_size): Pass call arguments individually instead
18131 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18132 accessors and constructors. Return NULL_TREE instead of 0.
18133 (fold_builtin_memory_chk): Likewise.
18134 (fold_builtin_stxcpy_chk): Likewise.
18135 (fold_builtin_strncpy_chk): Likewise.
18136 (fold_builtin_strcat_chk): Likewise.
18137 (fold_builtin_strcat_chk): Likewise.
18138 (fold_builtin_strncat_chk): Likewise.
18139 (fold_builtin_sprintf_chk): Likewise.
18140 (fold_builtin_snprintf_chk): Likewise.
18141 (fold_builtin_printf): Likewise.
18142 (fold_builtin_vprintf): Likewise.
18144 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18146 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18147 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18148 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18149 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18150 (fold_unary): Likewise.
18151 (fold_binary): Likewise.
18152 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18153 ternary expressions.
18154 (fold): Add logic for tcc_vl_exp.
18155 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18156 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18157 (fold_build3_stat): Add assertion to flag broken interface for
18158 constructing CALL_EXPRs.
18159 (fold_build_call_list): New.
18160 (fold_build_call_list_initializer): New.
18161 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18163 (fold_strip_sign_ops): Likewise.
18165 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18166 Brooks Moses <brooks.moses@codesourcery.com>
18167 Lee Millward <lee.millward@codesourcery.com>
18169 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18170 accessors and dump arguments explicitly.
18172 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18174 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18176 (print_call_name): Use new CALL_EXPR accessors.
18178 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18179 CALL_EXPR arguments explicitly instead of as a list. Use
18180 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18182 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18183 (vrp_visit_stmt): Likewise.
18185 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18186 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18188 (force_move_till_expr): Likewise.
18190 * targhooks.c (default_external_stack_protect_fail): Use
18191 build_call_expr instead of build_function_call_expr.
18192 (default_hidden_stack_protect_fail): Likewise.
18194 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18197 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18198 and walk arguments explicitly.
18200 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18201 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18202 (expand_simple_operations): Likewise.
18203 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18205 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18206 of TREE_CODE_LENGTH.
18207 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18209 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18210 instead of TREE_CODE_LENGTH.
18212 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18213 (tree_ic_transform): Likewise.
18214 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18215 parameter instead of arglist. Fix callers.
18216 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18217 (tree_stringops_transform): Likewise.
18218 (tree_indirect_call_to_profile): Likewise.
18219 (tree_stringops_values_to_profile): Likewise.
18221 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18222 (eliminate_tail_call): Likewise.
18224 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18226 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18227 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18229 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18231 * omp-low.c (build_omp_barrier): Use build_call_expr.
18232 (lower_rec_input_clauses): Likewise.
18233 (lower_reduction_clauses): Likewise.
18234 (expand_parallel_call): Likewise.
18235 (maybe_catch_exception): Likewise.
18236 (expand_omp_for_generic): Likewise.
18237 (expand_omp_for_static_nochunk): Likewise.
18238 (expand_omp_sections): Likewise.
18239 (lower_omp_single_simple): Likewise.
18240 (lower_omp_single_copy): Likewise.
18241 (lower_omp_master): Likewise.
18242 (lower_omp_ordered): Likewise.
18243 (lower_omp_critical): Likewise.
18245 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18246 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18248 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18249 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18250 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18252 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18253 and generalize to handle any number of operands.
18254 (chrec_contains_undetermined): Likewise.
18255 (tree_contains_chrecs): Likewise.
18256 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18258 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18260 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18261 fold_call_expr instead of fold_builtin.
18262 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18263 match declarations there.
18264 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18267 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18268 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18270 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18271 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18273 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18276 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18277 (execute_cse_sincos): Use new CALL_EXPR accessors.
18279 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18281 * gimple-low.c (lower_function_body): Use build_call_expr.
18282 (lower_builtin_setjmp): Likewise.
18284 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18285 (set_storage_via_libcall): Likewise.
18286 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18287 instead of TREE_CODE_LENGTH.
18288 (expand_expr_real_1): Use new CALL_EXPR accessors.
18290 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18291 generalize to handle any number of operands.
18292 (TB_parent_eq): Likewise.
18294 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18295 (strip_builtin_expect): Likewise.
18297 * function.c (gimplify_parameters): Use build_call_expr.
18299 * tree-vectorizer.c (vect_is_simple_reduction): Use
18300 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18302 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18303 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18305 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18308 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18309 (gimplify_decl_expr): Likewise.
18310 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18311 Use new CALL_EXPR iterators.
18312 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18313 (gimplify_modify_expr_to_memset): Likewise.
18314 (gimplify_variable_sized_compare): Likewise.
18315 (gimplify_omp_atomic_fetch_op): Likewise.
18316 (gimplify_omp_atomic_pipeline): Likewise.
18317 (gimplify_omp_atomic_mutex): Likewise.
18318 (gimplify_function_tree): Likewise.
18320 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18321 (call_expr_flags): Likewise.
18322 (expand_call): Likewise.
18324 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18325 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18328 * coverage.c (create_coverage): Use build_call_expr.
18330 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18331 (temp_call_expr_obstack): New.
18332 (pool_copy_list): Delete.
18333 (temp_copy_call_expr): New.
18334 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18335 CALL_EXPR accessors. Get rid of special goo for copying argument
18336 lists and use temp_copy_call_expr instead.
18337 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18338 CALL_EXPR accessors.
18339 (create_expression_by_pieces): Likewise. Use build_call_array
18340 to construct the result instead of fold_build3.
18341 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18342 dealing with argument lists.
18343 (init_pre): Remove references to expression_node_pool and
18344 list_node_pool. Init temp_call_expr_obstack instead.
18345 (fini_pre): Remove references to expression_node_pool and
18348 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18349 and walk arguments explicitly instead of as a list.
18351 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18352 (mx_register_decls): Likewise.
18353 (mudflap_register_call): Likewise.
18354 (mudflap_finish_file): Likewise.
18356 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18357 (ipa_callsite_compute_param): Likewise.
18359 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18360 accessors and constructor.
18362 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18363 accessors and constructor.
18364 (convert_tramp_reference): Likewise.
18365 (convert_call_expr): Likewise.
18366 (finalize_nesting_tree_1): Likewise.
18368 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18371 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18373 * tree-inline.c (initialize_inlined_parameters): Pass entire
18374 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18376 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18377 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18379 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18380 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18381 (vectorizable_reduction): Likewise.
18382 (vectorizable_call): Use new CALL_EXPR iterators.
18383 (vectorizable_conversion): Use build_call_expr.
18384 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18385 (vect_gen_widened_results_half): Use build_call_expr.
18386 (vect_setup_realignment): Likewise.
18387 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18389 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18390 (pass_through_call): Likewise.
18391 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18394 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18395 (tree_gen_pow2_profiler): Likewise.
18396 (tree_gen_one_value_profiler): Likewise.
18397 (tree_gen_ic_func_profiler): Likewise.
18398 (tree_gen_average_profiler): Likewise.
18399 (tree_gen_ior_profiler): Likewise.
18401 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18402 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18403 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18405 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18406 of TREE_CODE_LENGTH.
18408 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18409 of TREE_CODE_LENGTH.
18411 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18413 (convert_to_integer): Likewise.
18415 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18418 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18419 Brooks Moses <brooks.moses@codesourcery.com>
18420 Lee Millward <lee.millward@codesourcery.com>
18422 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18424 * config/frv/frv.c (frv_expand_builtin): Likewise.
18425 * config/s390/s390.c (s390_expand_builtin): Likewise.
18427 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18428 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18430 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18431 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18432 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18433 (ix86_expand_store_builtin): Likewise.
18434 (ix86_expand_unop_builtin): Likewise.
18435 (ix86_expand_unop1_builtin): Likewise.
18436 (ix86_expand_sse_compare): Likewise.
18437 (ix86_expand_sse_comi): Likewise.
18438 (ix86_expand_vec_init_builtin): Likewise.
18439 (ix86_expand_vec_ext_builtin): Likewise.
18440 (ix86_expand_vec_set_builtin): Likewise.
18441 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18443 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18444 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18446 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18447 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18448 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18450 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18452 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18453 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18454 arglist. Use new CALL_EXPR accessors. Fix callers.
18455 (altivec_expand_abs_builtin): Likewise.
18456 (rs6000_expand_binop_builtin): Likewise.
18457 (altivec_expand_predicate_builtin): Likewise.
18458 (altivec_expand_lv_builtin): Likewise.
18459 (spe_expand_stv_builtin): Likewise.
18460 (altivec_expand_stv_builtin): Likewise.
18461 (rs6000_expand_ternop_builtin): Likewise.
18462 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18463 (altivec_expand_st_builtin): Likewise.
18464 (altivec_expand_dst_builtin): Likewise.
18465 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18466 arglist. Use new CALL_EXPR accessors. Fix callers.
18467 (altivec_expand_vec_set_builtin): Likewise.
18468 (altivec_expand_vec_ext_builtin): Likewise.
18469 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18470 (spe_expand_builtin): Likewise.
18471 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18472 arglist. Use new CALL_EXPR accessors. Fix callers.
18473 (spe_expand_evsel_builtin): Likewise.
18474 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18475 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18477 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18478 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18479 (arm_expand_unop_builtin): Likewise.
18480 (arm_expand_builtin): Use new CALL_EXPR accessors.
18482 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18485 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18486 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18488 (bfin_expand_unop_builtin): Likewise.
18489 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18491 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18492 Brooks Moses <brooks.moses@codesourcery.com>
18493 Lee Millward <lee.millward@codesourcery.com>
18495 * c-semantics.c (build_stmt): Add internal diagnostic check.
18497 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18498 accessors. Print arguments explicitly instead of as a list.
18500 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18502 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18503 (c_finish_omp_flish): Likewise.
18505 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18506 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18507 instead of TREE_CODE_LENGTH.
18508 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18509 (c_warn_unused_result): Likewise.
18511 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18514 * doc/invoke.texi (Warning Options): Remove
18515 -Werror-implicit-function-declaration.
18516 (Wimplicit-function-declaration): Update description.
18517 * opts.c (common_handle_option): Move handling of -Werror=* to...
18518 (enable_warning_as_error): ...here.
18519 * opts.h (enable_warning_as_error): Declare.
18520 * c-decl.c (implicit_decl_warning): Unless
18521 -Wno-implicit-function-declaration is given, emit a pedwarn if
18522 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18523 * c.opt (Wimplicit-function-declaration): Replace
18524 mesg_implicit_function_declaration with
18525 warn_implicit_function_declaration.
18526 * c-opts.c (c_common_handle_option):
18527 -Werror-implicit-function-declaration is exactly equal as
18528 -Werror=implicit-function-declaration.
18529 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18530 warn_implicit_function_declaration.
18531 (c_common_post_options): -Wimplict-function-declaration is enabled
18532 by default by -std=c99, otherwise is disabled by default.
18533 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18535 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18537 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18538 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18539 former is ignored but not the latter.
18541 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18543 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18544 is made and the reference doesn't use the alias set of its type,
18545 do not create the temporary using that type.
18547 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18549 * jump.c: Remove prototypes for delete_computation and
18550 delete_prior_computation.
18552 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18554 * jump.c (get_label_after): Delete.
18555 (get_label_before, delete_computation, delete_jump,
18556 delete_prior_computation, follow_jumps): Move...
18557 * reorg.c (delete_computation, delete_prior_computation): ... here...
18558 (get_label_before, delete_jump): ... making these static ...
18559 (follow_jumps): ... and simplifying this since it only runs after
18561 * rtl.h (get_label_after, get_label_before, delete_jump,
18562 follow_jumps): Delete prototypes.
18564 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18566 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18568 2007-02-15 Nick Clifton <nickc@redhat.com>
18570 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18571 order to prevent it from being munged by the target.
18573 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18575 * config/i386/i386.md: Remove misleading comment.
18577 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18579 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18580 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18583 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18585 * tree-sra.c (instantiate_missing_elements): Canonicalize
18587 (sra_build_assignment): New.
18588 (generate_copy_inout, generate_element_copy,
18589 generate_element_zero, generate_one_element_init): Use it.
18591 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18593 * tree-sra.c (instantiate_missing_elements): Canonicalize
18595 (sra_build_assignment): New.
18596 (generate_copy_inout, generate_element_copy,
18597 generate_element_zero, generate_one_element_init): Use it.
18599 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18601 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18604 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18606 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18607 types as aggregates not scalars.
18608 * function.c (assign_stack_temp_for_type): Likewise.
18610 2007-02-14 Roger Sayle <roger@eyesopen.com>
18611 Zdenek Dvorak <dvorakz@suse.cz>
18613 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18616 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18618 * passes.c (next_pass_1): Clear the next field of the copied
18621 2007-02-14 Richard Henderson <rth@redhat.com>
18623 * tree-sra.c (early_sra): New.
18624 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18625 (tree_sra_early, pass_sra_early): New.
18626 * tree-pass.h (pass_sra_early): Declare.
18627 * passes.c (init_optimization_passes): Use it.
18629 2007-02-14 Richard Guenther <rguenther@suse.de>
18631 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18633 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18635 PR tree-optimization/30771
18636 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18638 (vect_analyze_operations): Induction phis can now be marked as
18640 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18641 Update documentation accordingly.
18643 2007-02-14 Nick Clifton <nickc@redhat.com>
18645 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18646 most 3 arguments are supported.
18647 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18649 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18651 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18652 Ensure dst->current is valid.
18654 2007-02-13 Paul Brook <paul@codesourcery.com>
18656 * config.gcc: Add arm*-*-uclinux-*eabi.
18657 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18658 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18659 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18660 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18661 (LINK_SPEC): Define.
18662 (LIB_SPEC): Define.
18663 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18665 * config/arm/uclinux-eabi.h: New file.
18666 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18667 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18670 2007-02-13 Ian Lance Taylor <iant@google.com>
18672 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18673 * flags.h (warn_strict_overflow): Declare.
18674 (enum warn_strict_overflow_code): Define.
18675 (issue_strict_overflow_warning): New static inline function.
18676 * opts.c (warn_strict_overflow): New variable.
18677 (common_handle_option): Handle OPT_Wstrict_overflow and
18678 OPT_Wstrict_overflow_.
18679 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18681 * fold-const.c: Include intl.h.
18682 (fold_deferring_overflow_warnings): New static variable.
18683 (fold_deferred_overflow_warning): New static variable.
18684 (fold_deferred_overflow_code): New static variable.
18685 (fold_defer_overflow_warnings): New function.
18686 (fold_undefer_overflow_warnings): New function.
18687 (fold_undefer_and_ignore_overflow_warnings): New function.
18688 (fold_deferring_overflow_warnings_p): New function.
18689 (fold_overflow_warning): New static function.
18690 (make_range): Add strict_overflow_p parameter. Change all
18692 (extract_muldiv, extract_muldiv_1): Likewise.
18693 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18694 tree_expr_nonnegative_p.
18695 (fold_negate_expr): Call fold_overflow_warning.
18696 (fold_range_test): Likewise.
18697 (fold_comparison): Likewise.
18698 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18699 instead of tree_expr_nonnegative_p.
18700 (tree_expr_nonnegative_warnv_p): Rename from
18701 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18702 (tree_expr_nonnegative_p): New function.
18703 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18704 strict_overflow_p parameter.
18705 (tree_expr_nonzero_p): New function.
18706 * passes.c (verify_interpass_invariants): New static function.
18707 (execute_one_pass): Call it.
18708 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18710 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18711 (estimate_numbers_of_iterations): Likewise.
18712 (scev_probably_wraps_p): Likewise.
18713 * tree-ssa-ccp.c: Include "toplev.h".
18714 (evaluate_stmt): Defer fold overflow warnings until we know we are
18716 (struct fold_stmt_r_data): Add stmt field.
18717 (fold_stmt_r): Defer fold overflow warnings until we know we
18719 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18720 (fold_stmt_inplace): Likewise.
18721 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18722 (cleanup_control_expr_graph): Defer fold overflow warnings until
18723 we know we are going to optimize.
18724 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18725 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18727 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18728 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18729 * tree-ssa-loop-manip.c (create_iv): Likewise.
18730 * c-typeck.c (build_conditional_expr): Likewise.
18731 (build_binary_op): Likewise.
18732 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18733 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18734 (extract_range_from_unary_expr): Likewise.
18735 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18736 assuming that signed overflow does not occur.
18737 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18738 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18739 (fold_defer_overflow_warnings): Declare.
18740 (fold_undefer_overflow_warnings): Declare.
18741 (fold_undefer_and_ignore_overflow_warnings): Declare.
18742 (fold_deferring_overflow_warnings_p): Declare.
18743 (tree_expr_nonzero_warnv_p): Declare.
18744 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18745 of warning options.
18746 (Warning Options): Document -Wstrict-overflow.
18747 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18748 (tree-ssa-ccp.o): Likewise.
18749 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18750 (fold-const.o): Depend on intl.h.
18752 2007-02-13 Ian Lance Taylor <iant@google.com>
18754 PR middle-end/30751
18755 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18758 2007-02-13 Stuart Hastings <stuart@apple.com>
18760 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18762 2007-02-13 Richard Henderson <rth@redhat.com>
18764 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18765 handled_component_p before looking for the indirect_ref.
18767 2007-02-13 Richard Henderson <rth@redhat.com>
18769 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18770 remove flags clobber.
18771 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18772 (bswaphi_lowpart): New.
18773 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18774 remove TARGET_BSWAP test. Delete expander of the same name.
18776 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18777 (expand_unop): Use them.
18779 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18781 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18782 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18783 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18784 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18785 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18786 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18787 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18788 assembler dialect choice from asm templates.
18790 2007-02-12 Richard Henderson <rth@redhat.com>
18792 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18793 (fixuns_trunc<SSEMODEF>si2): Use it.
18794 * config/i386/sse.md (vec_setv4sf_0): Export.
18795 * config/i386/i386.c (ix86_build_const_vector): Export.
18796 (ix86_split_convert_uns_si_sse): Rename from
18797 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18798 * config/i386/i386-protos.h: Update.
18800 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18803 * c-typeck.c (c_finish_return): Improve warning message.
18805 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18807 * alias.c (find_symbolic_term): Delete unused function.
18809 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18811 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18812 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18813 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18815 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18817 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18818 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18819 the function, temporarily point the debug interface to the null one.
18821 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18823 * dwarf2out.c (round_up_to_align): New static function.
18824 (field_byte_offset): Use it to round the offset.
18826 2007-02-12 Richard Henderson <rth@redhat.com>
18828 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18829 (inswl_const): Export.
18831 2007-02-12 Richard Henderson <rth@redhat.com>
18833 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18834 result mode of the libcall, convert back to outmode.
18836 2007-02-12 Roger Sayle <roger@eyesopen.com>
18838 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18839 (bswapdi2): New define_expand to implement 32-bit implementation.
18841 2007-02-12 Nick Clifton <nickc@redhat.com>
18843 * doc/invoke.texi (Overall Options): Document --help=.
18844 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18845 (cc1_options): Pass --help= on to cc1.
18846 (display_help): Add description of --help=.
18847 (process_command): Add code to handle --help=. Allow translated
18848 --help and --target-help switches to be passed on to compiler
18850 (main): Remove unused if statement.
18851 * opts.c (columns): Remove.
18852 (LEFT_COLUMN): Define.
18853 (wrap_help): Add columns argument.
18854 (print_filtered_help): Change parameters to be an include bitmask,
18855 an exclude bitmask, an any bitmask and the column width. Move the
18856 code to display the params list here. Add code to display the
18857 status of options rather than their descriptions if the quiet flag
18859 (print_specific_help): Change parameters to be an include bitmask,
18860 an exclude bitmask and an any bitmask. Move code to look up the
18861 column width here. Decide upon the title for an options listing.
18862 (common_handle_options): Add code to handle --help=. Adapt code
18863 for --help and --target-help to use the revised form of the
18864 print_specific_help function.
18865 (print_help): Delete.
18866 (print_param_help): Delete.
18867 (print_switch): Delete.
18868 * opts.h (cl_lang_count): Add prototype.
18869 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18870 CL_MAX_OPTION_CLASS): New defines.
18871 * optc-gen.awk: Add construction of cl_lang_count.
18872 * c.opt: Add Warning attribute to warning options and Optimization
18873 attribute to optimization options.
18874 * common.opt: Likewise.
18876 Add -fhelp and -ftarget-help as aliases for the transformed --help
18877 and --target-help options.
18878 * opt-functions.awk: Add code to handle Warning and Optimization
18881 2007-02-12 Richard Henderson <rth@redhat.com>
18883 * config/alpha/constraints.md: New file.
18884 * config/alpha/alpha.c: Include tm-constrs.h.
18885 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18886 alpha_extra_constraint): Remove.
18887 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18888 * config/alpha/alpha-protos.h: Update.
18889 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18890 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18891 (EXTRA_CONSTRAINT): Remove.
18892 * config/alpha/alpha.md: Include constraints.md.
18893 (adddi splitter): Use satisfies_constraint_*.
18894 * config/alpha/predicates.md (add_operand): Likewise.
18895 (sext_add_operand, addition_operation): Likewise.
18897 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18899 PR tree-optimization/29145
18900 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18901 in our handling of restrict qualified pointers.
18903 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18906 * doc/invoke.texi (Wunused-value): Update description.
18907 (Wextra): Delete item.
18908 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18909 value of Wunused-value.
18910 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18911 (c_finish_stmt_expr): Don't check extra_warnings.
18912 (emit_side_effect_warnings): The caller is responsible to check
18915 2007-02-11 Roger Sayle <roger@eyesopen.com>
18916 Matt Thomas <matt@3am-software.com>
18918 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18920 2007-02-11 Roger Sayle <roger@eyesopen.com>
18922 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18923 comparisons of POPCOUNT against zero.
18924 (simplify_const_relational_operation): Likewise.
18926 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18928 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18930 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18932 * dwarf2out.c (root_type): Delete unused function.
18934 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18936 * genattrtab.c (contained_in_p): Delete unused function.
18937 (write_expr_attr_cache): Likewise.
18939 2007-02-11 Jan Hubicka <jh@suse.cz>
18941 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18944 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18946 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18947 to add the REG_EQ* note.
18948 * see.c (see_merge_one_use_extension): Likewise.
18949 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18950 turn REG_EQUAL notes into REG_EQUIV notes if the target
18951 register may have more than one set.
18952 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18953 * gcse.c (try_replace_reg): Likewise.
18954 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18955 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18956 more than one REG_EQUIV note.
18957 * reload1.c (gen_reload): Use set_unique_reg_note.
18959 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18961 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18962 (ix86_builtin_conversion): New function.
18964 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18967 * tree.h (DECL_REPLACEABLE_P): New macro.
18968 * except.c (set_nothrow_function_flags): Likewise.
18970 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18971 Ira Rosen <irar@il.ibm.com>
18972 Dorit Nuzman <dorit@il.ibm.com>
18974 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18975 * targhooks.c (default_builtin_vectorized_conversion): New.
18976 * targhooks.h (default_builtin_vectorized_function): New declaration.
18977 * target.h (struct vectorize): Add builtin_conversion field.
18978 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18979 stmt_vec_info_type value.
18980 (vectorizable_conversion): New declaration.
18981 * tree-vect-analyze.c (vect_analyze_operations): Add
18982 vectorizable_conversion call.
18983 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18984 * tree-vect-transform.c (vectorizable_conversion): New function.
18985 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18986 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18988 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18989 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18990 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18991 or ALTIVEC_BUILTIN_VCFSX.
18993 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18996 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18997 CONST_DOUBLE and operand 0 is a hard register.
18998 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18999 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19000 is a hard floating-point register.
19002 2007-02-10 Richard Henderson <rth@redhat.com>
19003 Jakub Jelinek <jakub@redhat.com>
19004 Alexandre Oliva <aoliva@redhat.com>
19006 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19007 * builtin-types.def (BT_WORD): Make unsigned.
19008 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19009 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19010 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19011 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19012 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19013 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19015 * expr.c (emutls_var_address): New.
19016 (expand_expr_real_1): Expand emulated tls.
19017 (expand_expr_addr_expr_1): Likewise.
19018 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19019 * output.h (emutls_finish): Declare.
19020 * toplev.c (compile_file): Call it.
19021 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19022 address before wrapping in CONST.
19023 * varasm.c (emutls_htab, emutls_object_type): New.
19024 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19025 (get_emutls_object_name, get_emutls_object_type): New.
19026 (get_emutls_init_templ_addr, emutls_decl): New.
19027 (emutls_common_1, emutls_finish): New.
19028 (assemble_variable): When emulating tls, swap decls; generate
19029 constructor for the emutls objects.
19030 (do_assemble_alias): When emulating tls, swap decl and target name.
19031 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19033 * varpool.c (decide_is_variable_needed): Look at force_output.
19034 Recurse for emulated tls.
19035 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19036 with decide_is_variable_needed.
19037 * emutls.c: New file.
19038 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19039 tls_object for real tls.
19041 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19043 PR rtl-optimization/29599
19044 * reload1.c (eliminate_regs_in_insn): Take the destination
19045 mode into account when computing the offset.
19047 2007-02-09 Stuart Hastings <stuart@apple.com>
19048 Richard Henderson <rth@redhat.com>
19050 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19051 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19052 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19053 fixuns_truncdfhi2): New.
19054 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19055 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19056 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19057 (floatunssidf2): Allow nonimmediate source.
19058 * config/i386/sse.md (movdi_to_sse): New.
19059 (vec_concatv2di): Drop '*'.
19060 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19061 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19062 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19064 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19065 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19066 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19067 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19068 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19069 ix86_build_const_vector.
19070 (x86_emit_floatuns): Rewrite.
19072 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19074 * genautomata.c (longest_path_length): Delete unused function.
19075 (struct state): Delete unused longest_path_length.
19076 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19077 (get_free_state): Delete unused.
19079 2007-02-09 Jan Hubicka <jh@suse.cz>
19081 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19082 * doc/invoke.texi (inline-unit-growth): Update default value.
19084 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19085 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19086 (rebuild_cgraph_edges): Likewise.
19087 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19088 (dump_cgraph_node): Dump frequencies.
19089 (cgraph_clone_edge): Add frequency scales.
19090 (cgraph_clone_node): Add freuqnecy.
19091 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19092 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19093 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19094 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19095 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19096 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19097 (save_inline_function_body): Likewise.
19098 * ipa-inline.c: inluce rtl.h
19099 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19100 (cgraph_edge_badness): Use frequencies.
19101 (cgraph_decide_recursive_inlining): Update clonning.
19102 (cgraph_decide_inlining_of_small_function): Dump frequency.
19103 * predict.c (estimate_bb_frequencies): Export.
19104 * predict.h (estimate_bb_frequencies): Declare.
19105 * tree-inline.c (copy_bb): Watch overflows.
19106 (expand_call_inline): Update call of cgraph_create_edge.
19107 (optimize_inline_calls): Use TODO flags to update frequnecies.
19108 * passes.h: Include predict.h
19109 (init_optimization_passes): Move profile ahead.
19110 (execute_function_todo): Handle TODO_rebuild_frequencies.
19112 2007-02-09 Roger Sayle <roger@eyesopen.com>
19114 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19115 the insbl or inswl pattern into a register.
19117 2007-02-09 Roger Sayle <roger@eyesopen.com>
19119 * config/ia64/ia64.md (bswapdi2): New define_insn.
19121 2007-02-09 Richard Henderson <rth@redhat.com>
19123 * config/i386/constraints.md (Ym): New constraint.
19124 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19125 (movdi_1_rex64): Split sse and xmm general register moves from
19126 memory move alternatives. Use conditional register constraints.
19127 (movsf_1, movdf_integer): Likewise.
19128 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19129 (movdf_integer_rex64): New.
19130 (pushsf_rex64): Fix output constraints.
19131 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19132 (sse2_stored): Likewise.
19133 (sse2_storeq_rex64): New.
19134 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19135 amd and not generic.
19136 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19137 for optimize_size. Remove SF/DFmode hack.
19139 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19141 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19144 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19145 Richard Sandiford <richard@codesourcery.com>
19147 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19148 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19149 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19150 m68k/t-mlib to tmake_file.
19151 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19152 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19153 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19154 Allow it to be cf or m68k. Set m68k_arch_family. If that
19155 variable is not empty, add t-$m68k_arch_family to tmake_file.
19156 Add t-mlibs to tmake_file.
19157 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19158 * config/m68k/t-cf: New file.
19159 * config/m68k/t-m68k: Likewise.
19160 * config/m68k/t-mlibs: Likewise.
19161 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19162 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19163 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19164 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19165 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19167 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19168 (INSTALL_LIBGCC): Delete.
19169 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19170 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19171 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19172 (M68K_MLIB_CPU): Define.
19173 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19174 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19175 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19177 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19178 Richard Guenther <rguenther@suse.de>
19180 PR middle-end/23361
19181 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19182 against INT_MIN/INT_MAX.
19183 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19184 file if a loop is removed.
19186 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19188 * calls.c (store_one_arg): Pass correct alignment to
19189 emit_push_insn for non-BLKmode values.
19190 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19191 unaligned stack slot via a suitably aligned slot.
19193 2007-02-08 DJ Delorie <dj@redhat.com>
19195 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19197 (legal_subregs): Use unsigned char, make const.
19198 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19200 2007-02-08 Paul Brook <paul@codesourcery.com>
19202 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19203 special interworking needed.
19205 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19207 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19208 conditional to __SSE2__.
19209 (Entries below should have been added to first ChangeLog
19210 entry for amdfam10 dated 2007-02-05)
19211 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19213 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19215 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19218 2007-02-08 DJ Delorie <dj@redhat.com>
19220 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19221 * config/m32c/m32c.c (legal_subregs): New.
19222 (m32c_illegal_subreg_p): New.
19223 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19224 unsupported subregs of hard regs.
19226 2007-02-08 Jan Hubicka <jh@suse.cz>
19228 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19229 the same one; always update histograms.
19231 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19233 * passes.c (init_optimization_passes): Tidy comment.
19235 2007-02-08 Roger Sayle <roger@eyesopen.com>
19237 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19238 strip zero_extend, bswap and rotates from POCOUNT's argument.
19239 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19240 zero_extend and rotates from PARITY's argument.
19241 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19242 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19243 of an integer constant at compile-time.
19245 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19248 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19250 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19253 * tree-ssa-live.c (remove_unused_locals): Do not remove
19254 TREE_ADDRESSABLE variables.
19255 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19256 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19257 FOR_CLOBBER. Update all users.
19258 If VAR has an associated alias set, add a virtual operand for
19259 it if no alias is found to conflict with the memory reference.
19261 2007-02-07 Jan Hubicka <jh@suse.cz>
19262 Robert Kidd <rkidd@crhc.uiuc.edu>
19264 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19266 2007-02-07 Ian Lance Taylor <iant@google.com>
19268 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19270 2007-02-07 Roger Sayle <roger@eyesopen.com>
19272 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19273 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19274 tablejumpdi, movsi_to_cr_one): Remove constraints from
19275 define_expand's match_operands.
19277 2007-02-07 Roger Sayle <roger@eyesopen.com>
19279 * global.c (compute_regsets): Move declatation of "i" inside of
19280 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19282 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19285 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19286 of INDIRECT_REF <RESULT_DECL>.
19288 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19290 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19291 Kaz Kojima <kkojima@gcc.gnu.org>
19294 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19296 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19298 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19300 * doc/loop.texi: Document possibility not to perform disambiguation
19301 of loops with multiple latches.
19302 * cfgloopmanip.c (alp_enum_p): Removed.
19303 (add_loop): Handle subloops. Use get_loop_body_with_size.
19304 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19305 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19306 the new forwarder block.
19307 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19308 Handle the case latch is NULL.
19309 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19310 modifications when marking loop exits.
19311 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19313 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19314 disambiguate_loops_with_multiple_latches.
19315 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19316 before fix_loop_structure.
19317 * cfgloop.c: Include pointer-set.h and output.h.
19318 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19319 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19320 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19321 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19322 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19323 disambiguate_multiple_latches, get_loop_body_with_size,
19324 disambiguate_loops_with_multiple_latches): New functions.
19325 (flow_loop_dump): Dump multiple latch edges.
19326 (flow_loop_nodes_find): Handle loops with multiple latches.
19327 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19328 (glb_enum_p): Modified.
19329 (get_loop_body): Use get_loop_body_with_size.
19330 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19331 (AVOID_CFG_MODIFICATIONS): New constant.
19332 (disambiguate_loops_with_multiple_latches, add_loop,
19333 get_loop_body_with_size): Declare.
19334 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19336 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19338 PR inline-asm/28686
19339 * global.c (compute_regsets): New function.
19340 (global_alloc): Refactored ELIMINABLE_REGSET
19341 and NO_GLOBAL_ALLOC_REGS computation out.
19342 (rest_of_handle_global_alloc): Call compute_regsets()
19343 for non-optimizing case.
19345 2007-02-06 Richard Henderson <rth@redhat.com>
19347 * config/i386/constraints.md (Y2): Rename from Y.
19348 (Yi): New constraint.
19349 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19350 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19351 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19352 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19353 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19354 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19355 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19356 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19357 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19358 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19359 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19360 vec_extractv2si_1): Change Y constraints to Y2.
19361 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19362 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19363 Change Y constraints to Y2.
19364 (sse2_loadld): Change Y constraints to x.
19366 2007-02-06 Roger Sayle <roger@eyesopen.com>
19368 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19369 (parity<mode>2): New define_expand using rs6000_emit_parity.
19370 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19371 rs6000_emit_parity): New functions.
19372 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19373 rs6000_emit_parity): Prototype here.
19375 2007-02-06 Ian Lance Taylor <iant@google.com>
19377 * lower-subreg.c (simple_move_operand): Reject CONST.
19378 (resolve_clobber): Call validate_change rather than directly
19379 assigning to XEXP (pat, 0).
19381 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19383 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19384 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19385 (tree-cfg.o): Remove hashtab.h dependency.
19387 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19388 (struct ivopts_data): Change niters to pointer_map_t.
19389 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19390 (niter_for_exit): Create pointer_map on demand. Change for
19392 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19393 (free_loop_data): Destroy data->niters if created and reset field.
19394 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19395 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19397 * tree-ssa-reassoc.c: Include pointer-set.h.
19398 (bb_rank): Change to long *.
19399 (operand_rank): Change to pointer_map_t.
19400 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19401 (insert_operand_rank): Accept long.
19402 (operand_entry_hash, operand_entry_eq): Remove.
19403 (get_rank): Return long. Adjust for changes above.
19404 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19406 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19408 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19409 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19410 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19412 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19413 directly since it cannot be NULL.
19414 (get_vi_for_tree): Rewrite for pointer_map API.
19415 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19416 (init_alias_vars): Create vi_for_tree as pointer_map.
19417 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19419 * tree-cfg.c: Don't include hashtab.h.
19420 (edge_to_cases): Declare as pointer_map.
19421 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19423 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19424 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19425 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19427 (record_switch_edge): Delete.
19428 (get_cases_for_edge): Adjust for pointer_map API, inline
19429 record_switch_edge (rewritten for new API), remove goto.
19431 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19433 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19434 * tree-nested.c: Include pointer-set.h.
19435 (var_map_elt, var_map_eq, var_map_hash): Delete.
19436 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19437 to pointer_map_t's.
19438 (nesting_info_bitmap_obstack): New.
19439 (lookup_field_for_decl): Adjust for pointer_map API.
19440 (lookup_tramp_for_decl): Adjust for pointer_map API.
19441 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19442 (get_local_debug_decl): Adjust for pointer_map API.
19443 (convert_nl_goto_reference): Adjust for pointer_map API.
19444 (convert_nl_goto_receiver): Adjust for pointer_map API.
19445 (create_nesting_tree): Create outside GGC space. Create bitmap on
19446 the new obstack. Create field_map and var_map as pointer_maps.
19447 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19449 (lower_nested_functions): Move root here, no need to NULL it.
19450 Initialize and release the obstack.
19452 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19454 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19455 Remove prototypes and make them non-static.
19456 (struct tree_int_map): Remove.
19457 * tree.h (struct tree_int_map): Move here, turning TO into an
19459 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19461 * tree.h (TREE_COMPLEXITY): Remove.
19462 (struct tree_exp): Remove complexity field.
19463 * tree.c (build1_stat): Don't set it.
19465 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19466 Victor Kaplansky <victork@il.ibm.com>
19468 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19469 (vect_is_simple_reduction): Support reduction with induction as
19470 one of the operands.
19471 (vect_is_simple_iv_evolution): Fix formatting.
19472 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19473 formatting. Don't mark induction phis for vectorization.
19474 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19475 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19476 (vect_get_vec_def_for_operand): Support induction.
19477 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19479 (vectorizable_reduction): Support reduction with induction as one of
19481 (vectorizable_type_demotion): Use def-type of stmt argument rather
19482 than dummy def-type.
19484 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19485 flag_tree_scev_cprop.
19486 * common.opt (tree-scev-cprop): New flag.
19488 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19489 call to vect_get_new_vect_var.
19491 2007-02-06 Ira Rosen <irar@il.ibm.com>
19493 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19494 vectype is not NULL.
19495 (vect_pattern_recog_1): Likewise.
19497 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19499 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19500 (fold_negate_expr): Likewise.
19502 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19505 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19506 even if cv-qualification is the same.
19508 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19510 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19511 __enable_execute_stack on completion.
19513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19515 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19516 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19517 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19518 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19519 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19520 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19521 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19522 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19524 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19526 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19527 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19528 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19529 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19530 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19531 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19532 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19533 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19534 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19535 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19536 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19537 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19538 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19539 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19540 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19541 sqrtextenddfxf2_i387): Added amdfam10_decode.
19543 * config/i386/athlon.md (athlon_idirect_amdfam10,
19544 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19545 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19546 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19547 athlon_ivector_store_amdfam10): New define_insn_reservation.
19548 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19553 * config/i386/athlon.md (athlon_call_amdfam10,
19554 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19555 define_insn_reservation.
19556 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19557 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19558 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19560 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19562 * config/i386/athlon.md (athlon_sseld_amdfam10,
19563 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19564 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19568 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19569 define_insn_reservation.
19570 * config/i386/i386.md (sseins): Added sseins to define_attr type
19571 and define_attr unit.
19572 * config/i386/sse.md: Set type attribute to sseins for insertq
19575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19577 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19578 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19579 ssecomi_load_amdfam10, ssecomi_amdfam10,
19580 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19581 define_insn_reservation.
19582 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19584 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19586 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19587 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19588 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19589 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19590 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19591 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19592 define_insn_reservation.
19594 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19595 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19596 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19597 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19598 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19600 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19602 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19603 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19604 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19605 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19606 athlon_ssemul_load_k8): Added amdfam10.
19608 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19610 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19611 (x86_sse_unaligned_move_optimal): New variable.
19613 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19615 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19616 for unaligned vector SSE double/single precision loads for AMDFAM10.
19618 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19620 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19621 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19622 Define TARGET_CPU_DEFAULT_amdfam10.
19623 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19624 (processor_type): Add PROCESSOR_AMDFAM10.
19626 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19627 processor_type in config/i386/i386.h.
19628 Enable imul peepholes for TARGET_AMDFAM10.
19630 * config.gcc: Add support for --with-cpu option for amdfam10.
19632 * config/i386/i386.c (amdfam10_cost): New variable.
19633 (m_AMDFAM10): New macro.
19634 (m_ATHLON_K8_AMDFAM10): New macro.
19635 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19636 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19637 x86_promote_QImode, x86_integer_DFmode_moves,
19638 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19639 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19640 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19641 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19642 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19643 Enable/disable for amdfam10.
19644 (override_options): Add amdfam10_cost to processor_target_table.
19645 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19646 processor_alias_table.
19647 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19648 (ix86_adjust_cost): Add code for amdfam10.
19650 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19652 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19653 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19654 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19655 * config/i386/i386.h: Add builtin definition for SSE4A.
19656 * config/i386/i386.md: Add support for ABM instructions
19657 (popcnt and lzcnt).
19658 * config/i386/sse.md: Add support for SSE4A instructions
19659 (movntss, movntsd, extrq, insertq).
19660 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19661 Add -march=amdfam10 flag.
19662 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19663 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19665 * doc/extend.texi: Add documentation for SSE4A builtins.
19667 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19669 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19671 2007-02-05 Richard Guenther <rguenther@suse.de>
19673 * tree-vectorizer.h (vectorizable_function): Add argument type
19674 argument, change return type.
19675 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19676 * tree-vect-transform.c (vectorizable_function): Handle extra
19677 argument, return vectorized function decl.
19678 (build_vectorized_function_call): Remove.
19679 (vectorizable_call): Handle calls with result and argument types
19680 differing. Handle loop vectorization factor correctly.
19681 * targhooks.c (default_builtin_vectorized_function): Adjust for
19683 * targhooks.h (default_builtin_vectorized_function): Likewise.
19684 * target.h (builtin_vectorized_function): Add argument type
19686 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19687 extra argument, allow vectorizing of lrintf.
19688 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19689 documentation of target hook.
19691 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19694 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19695 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19696 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19698 2007-02-05 Roger Sayle <roger@eyesopen.com>
19700 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19701 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19702 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19703 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19704 before canonicalizing sincos to cexpi.
19705 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19707 2007-02-05 Roger Sayle <roger@eyesopen.com>
19709 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19710 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19711 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19713 2007-02-05 Roger Sayle <roger@eyesopen.com>
19715 * mips-tfile.c (initialize_init_file): Correct endianness test.
19717 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19719 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19720 the 'y' constraint.
19722 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19724 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19725 saves in a PARALLEL before the register assignments.
19727 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19729 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19730 DWARF_FRAME_RETURN_COLUMN to be a general register.
19731 * dwarf2out.c (init_return_column_size): New function, split from...
19732 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19733 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19734 to be nongeneral registers.
19735 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19737 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19738 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19740 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19742 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19744 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19746 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19747 (remove_path): Use can_remove_branch_p and remove_branch instead
19748 of loop_delete_branch_edge.
19749 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19750 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19751 Update profile using scale_dominated_blocks_in_loop.
19752 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19753 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19754 (can_remove_branch_p, remove_branch): Declare.
19755 * tree-cfg.c (tree_can_remove_branch_p): New function.
19756 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19757 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19758 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19760 2007-02-05 Jan Hubicka <jh@suse.cz>
19762 PR middle-end/30696
19763 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19764 nodes in cgraph, don't remove offline copy of the function.
19766 2007-02-04 Jan Hubicka <jh@suse.cz>
19768 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19769 vectors might cause maybe_lookup_element_for_expr to be called
19770 on non-sra-candidate.
19772 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19774 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19775 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19776 spelling conventions.
19778 2007-02-04 Richard Guenther <rguenther@suse.de>
19780 PR middle-end/30636
19781 * fold-const.c (try_move_mult_to_index): Make sure to not
19782 overflow one dimension of a multi-dimensional array access.
19784 2007-02-04 Jan Hubicka <jh@suse.cz>
19786 * passes.c (init_optimization_passes): Reindent.
19788 2007-02-04 Jan Hubicka <jh@suse.cz>
19789 Eric Botcazou <ebotcazou@adacore.com>
19791 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19792 (execute_fixup_cfg): Break out the abnormal goto code.
19793 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19794 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19795 (optimize_inline_calls): Call make_nonlocal_label_edges.
19797 2007-02-04 Jan Hubicka <jh@suse.cz>
19799 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19800 true when something was changed.
19801 (rename_ssa_copies): When something was changed, do
19802 TODO_remove_unused_locals.
19803 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19804 add TODO_remove_unused_locals when instruction was removed.
19806 2007-02-04 Jan Hubicka <jh@suse.cz>
19808 * ipa-inline.c (try_inline): Improve debug output; work on already
19810 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19811 call try_inline for already inlined edges too when flattening;
19812 inline also functions that make callee growth but overall unit size
19815 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19817 * config/m32c/bitops.md, config/m32c/jump.md,
19818 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19819 config/m32r/m32r.h, config/m32r/m32r.md,
19820 config/m32r/predicates.md, config/m68hc11/larith.asm,
19821 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19822 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19823 config/mips/mips-protos.h, config/mips/mips.c,
19824 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19825 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19826 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19827 spelling conventions.
19829 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19830 Follow spelling conventions.
19832 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19834 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19835 warn about C++0x compatibility.
19837 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19839 * config/h8300/h8300.c, config/h8300/h8300.h,
19840 config/h8300/h8300.md: Follow spelling conventions.
19842 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19844 PR middle-end/30667
19845 * combine.c (try_combine): Do not substitute source operand
19846 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19848 2007-02-03 Jan Hubicka <jh@suse.cz>
19850 PR gcov-profile/30650
19851 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19852 do not divide by zero for never executed counters.
19853 (tree_find_values_to_profile): Fix counters.
19854 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19856 2007-02-03 Ian Lance Taylor <iant@google.com>
19858 * lower-subreg.c (simple_move_operand): New static function,
19859 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19861 (simple_move): Call simple_move_operand.
19862 (find_decomposable_subregs): Add special handling of MEMs.
19863 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19864 meaning of return value. If we see a hard register, test whether
19865 it can store a word_mode value. Change all callers.
19867 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19869 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19870 ftrapv insns and expanders.
19871 (subdi3): Change define_expand operand 1 to arith11_operand, and
19872 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19873 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19874 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19877 PR middle-end/30174
19878 * varasm.c (notice_global_symbol): Treat global objects as weak when
19879 flag_shlib is true.
19881 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19883 * emit-rtl.c (dconstpi): Delete.
19884 (dconstsqrt2): New.
19885 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19886 * real.h (dconstpi): Delete.
19887 (dconstsqrt2): New.
19888 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19889 (fold_builtin_hypot): Likewise.
19891 2007-02-03 Tom Tromey <tromey@redhat.com>
19894 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19895 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19897 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19899 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19900 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19901 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19902 config/rs6000/cell.md, config/rs6000/darwin.h,
19903 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19904 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19905 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19906 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19907 typos. Follow spelling conventions.
19908 * doc/invoke.texi: Follow spelling conventions.
19910 2007-02-03 Roger Sayle <roger@eyesopen.com>
19912 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19913 canonicalization transformations that attempt to simplify integer
19914 constant comparisons to become comparisons against zero.
19916 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19918 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19920 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19921 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19923 2007-02-02 Mike Stump <mrs@apple.com>
19925 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19926 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19927 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19928 generate a branch island.
19930 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19932 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19933 (xtensa_legitimate_address_p): New.
19934 (xtensa_legitimize_address): New.
19935 (xtensa_output_addr_const_extra): New.
19936 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19938 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19939 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19940 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19941 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19942 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19943 (xtensa_legitimize_address): New.
19944 (xtensa_output_addr_const_extra): New.
19946 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19948 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19950 2007-02-02 Ian Lance Taylor <iant@google.com>
19952 * expmed.c (expand_divmod): Add comment.
19954 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19956 * emit-rtl.c (renumber_insns): Remove.
19957 * flags.h: Remove the extern for flag_renumber_insns.
19958 * rtl.h: Remove the prototype for renumber_insns.
19959 * toplev.c (flag_renumber_insns): Remove.
19961 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19963 Revert for x86 darwin:
19964 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19966 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19967 code before the following patch under TARGET_MACHO.
19968 (ix86_function_value_regno_p): Likewise.
19970 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19972 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19975 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19978 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19979 loads to general or fp registers. Add comments.
19980 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19982 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19984 * pointer-set.c (insert_aux): Only return insertion slot.
19985 (pointer_set_insert): Adjust.
19986 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19987 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19988 pointer_map_traverse): New.
19989 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19990 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19991 pointer_map_contains, pointer_map_traverse): Declare.
19993 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19995 PR middle-end/30473
19996 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19997 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19999 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20001 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20003 (struct _dep): New type.
20004 (dep_t): New typedef.
20005 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20006 (DEP_STATUS): New access macro. The macro with the same name was
20007 renamed to DEP_LINK_STATUS.
20008 (dep_init): Declare function
20010 (struct _dep_link): New type.
20011 (dep_link_t): New typedef.
20012 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20013 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20014 (DEP_LINK_STATUS): New macro.
20015 (debug_dep_links): New debug function.
20017 (struct _deps_list): New type.
20018 (deps_list_t): New typedef.
20019 (DEPS_LIST_FIRST): New access macro.
20020 (FOR_EACH_DEP_LINK): New cycle macro.
20021 (create_deps_list, free_deps_list, delete_deps_list): Declare
20023 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20024 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20025 (copy_deps_list_change_con): Ditto.
20027 (move_dep_link): Declare function.
20029 (struct _dep_node): New type.
20030 (dep_node_t): New typedef.
20031 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20033 (struct haifa_insn_data.back_deps): New field to hold backward
20034 dependencies of the insn.
20035 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20037 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20038 Change its type to deps_list_t.
20039 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20040 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20041 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20043 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20045 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20047 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20049 (dep_cost): Declare.
20051 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20052 (ds_to_dk, dk_to_ds): New functions.
20054 (init_dep_1): New static function.
20055 (init_dep): New function.
20056 (copy_dep): New static function.
20058 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20060 (detach_dep_link): New static function.
20061 (move_dep_link): New function.
20063 (dep_links_consistent_p, dump_dep_links): New static functions.
20064 (debug_dep_links): New debugging function.
20066 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20068 (alloc_deps_list, init_deps_list): New static functions.
20069 (create_deps_list): New function.
20070 (clear_deps_list): New static function.
20071 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20072 (deps_list_consistent_p, dump_deps_list): New static functions.
20073 (debug_deps_list): New function.
20074 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20076 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20078 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20079 use new scheduler dependencies lists.
20080 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20081 (sched_analyze): Ditto. Initialize dependencies lists.
20082 (add_forw_dep, compute_forward_dependences): Update to use new
20083 scheduler dependencies lists.
20085 (init_dependency_caches): Init deps_obstack.
20086 (free_dependency_caches): Free deps_obstack.
20088 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20089 new scheduler dependencies lists.
20090 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20091 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20093 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20094 Update to use new scheduler dependencies lists.
20095 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20096 (debug_dependencies): Ditto.
20097 (schedule_region): Update comments.
20099 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20100 scheduler dependencies lists.
20101 (schedule_ebb): Update comments.
20103 * rtl.def (DEPS_LIST): Remove.
20105 * lists.c (unused_deps_list): Remove.
20106 (free_list): Update assertions.
20108 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20109 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20111 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20112 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20114 * haifa-sched.c (comments): Update.
20115 (insn_cost1): Remove. Inline the code into insn_cost ().
20116 (insn_cost): Update to use new scheduler dependencies lists. Move
20117 processing of the dependency cost to dep_cost ().
20118 (dep_cost): New function. Use it instead of insn_cost () when
20119 evaluating cost of the dependency. Use compatible interface to
20120 interact with the target.
20121 (priority): Update to use new scheduler dependencies lists.
20122 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20123 with greater number of insns that depend on the insn.
20124 (schedule_insn): Update to use new scheduler dependencies lists. Add
20125 code to free backward dependencies lists. Inline and optimize code
20126 from resolve_dep () - see PR28071.
20127 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20128 lists. Update call to targetm.sched.is_costly_dependence hook.
20130 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20131 scheduler dependencies lists.
20133 (resolve_dep): Remove. Move the logic to schedule_insn ().
20134 (init_h_i_d): Initialize dependencies lists.
20136 (process_insn_depend_be_in_spec): Rename to
20137 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20138 dependencies lists.
20139 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20140 Update to use new scheduler dependencies lists.
20141 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20143 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20144 new scheduler dependencies lists.
20145 (build_intra_loop_deps): Ditto.
20147 * target.h (struct _dep): Declare to use in
20148 gcc_target.sched.is_costly_dependence.
20149 (struct gcc_target.sched.adjust_cost): Fix typo.
20150 (struct gcc_target.sched.is_costly_dependence): Change signature to
20151 use single dep_t parameter instead of an equivalent triad.
20152 (struct gcc_target.sched.adjust_cost_2): Remove.
20154 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20156 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20158 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20160 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20162 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20163 (REG_DEP_TRUE): Document.
20165 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20166 Change signature to correspond to the targetm.sched.adjust_cost hook.
20167 Update use in TARGET_SCHED_ADJUST_COST_2.
20168 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20169 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20170 new scheduler dependencies lists.
20171 (ia64_gen_check): Ditto.
20173 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20174 scheduler dependencies lists.
20176 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20177 signature to correspond to the targetm.sched.is_costly_dependence hook.
20178 (is_costly_group): Update to use new scheduler dependencies lists.
20180 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20181 instead of INSN_COST () macro.
20183 2007-02-01 Ian Lance Taylor <iant@google.com>
20185 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20187 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20189 * pa.md (tp_load): Correct mfctl instruction syntax.
20191 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20193 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20194 altivec_padding_size calculation on AIX. Improve comment, add
20195 assert to verify that it's right.
20197 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20200 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20202 PR inline-asm/28686
20203 * global.c (global_alloc): Add mising initialization of
20206 2007-02-01 Roger Sayle <roger@eyesopen.com>
20208 * alias.c (init_alias_analysis): Correct whitespace.
20209 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20210 partition_hot_cold_basic_blocks): Likewise.
20211 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20212 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20213 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20214 fold_builtin_snprintf_chk, fold_builtin_printf,
20215 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20216 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20217 * cfgcleanup.c (cleanup_cfg): Likewise.
20218 * cfgexpand.c (tree_expand_cfg): Likewise.
20219 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20220 * function.c (get_next_funcdef_no): Likewise.
20221 * gengtype.c (main): Likewise.
20222 * genmodes.c (main): Likewise.
20223 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20224 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20225 * ifcvt.c (noce_emit_move_insn): Likewise.
20226 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20228 * stor-layout.c (get_best_mode): Likewise.
20229 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20230 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20231 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20232 perform_var_substitution, solve_graph): Likewise.
20233 * tree-vrp.c (vrp_finalize): Likewise.
20235 2007-02-01 Ian Lance Taylor <iant@google.com>
20237 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20238 high part of a paradoxical subreg, return a constant zero.
20240 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20242 * toplev.c (lang_dependent_init): Call init_set_costs.
20243 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20245 2007-02-01 Richard Guenther <rguenther@suse.de>
20247 PR middle-end/30656
20248 * fold-const.c (fold_negate_expr): Allow negating a
20249 constant if overflow does not change.
20251 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20253 * doc/c-tree.texi (Expression trees): Improve markup.
20254 * doc/tm.texi (Register Classes, Addressing Modes)
20255 (Floating Point): Fix spacing after abbreviations. Fix some
20258 2007-02-01 Ben Elliston <bje@au.ibm.com>
20260 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20261 * doc/contrib.texi: Likewise.
20262 * doc/install.texi: Likewise.
20264 2007-01-31 Richard Henderson <rth@redhat.com>
20265 Ian Lance Taylor <iant@google.com>
20267 * lower-subreg.c: New file.
20268 * rtl.def (CONCATN): Define.
20269 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20270 pass_lower_subreg2.
20271 * emit-rtl.c (update_reg_offset): New static function, broken out
20272 of gen_rtx_REG_offset.
20273 (gen_rtx_REG_offset): Call update_reg_offset.
20274 (gen_reg_rtx_offset): New function.
20275 * regclass.c: Revert patch of 2006-03-05, restoring
20277 (clear_reg_info_regno): New function.
20278 * dwarf2out.c (concatn_loc_descriptor): New static function.
20279 (loc_descriptor): Handle CONCATN.
20280 * common.opt (fsplit_wide_types): New option.
20281 * opts.c (decode_options): Set flag_split_wide_types when
20283 * timevar.def (TV_LOWER_SUBREG): Define.
20284 * rtl.h (gen_reg_rtx_offset): Declare.
20285 (reg_scan_update): Declare.
20286 * regs.h (clear_reg_info_regno): Declare.
20287 * tree-pass.h (pass_lower_subreg): Declare.
20288 (pass_lower_subreg2): Declare.
20289 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20290 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20291 -fsplit-wide-types.
20292 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20293 * Makefile.in (OBJS-common): Add lower-subreg.o.
20294 (lower-subreg.o): New target.
20296 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20298 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20300 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20303 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20305 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20307 PR middle-end/29335
20308 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20310 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20312 * cfgloop.h: Include vec-prim.h.
20313 (enum li_flags): Remove LI_ONLY_OLD.
20314 (loop_iterator): Changed.
20315 (fel_next, fel_init): Iterate over loop tree.
20316 (FOR_EACH_LOOP_BREAK): New macro.
20317 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20319 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20320 * modulo-sched.c (sms_schedule): Ditto.
20321 * tree-vectorizer.c (vectorize_loops): Ditto.
20322 * doc/loop.texi: Update information on loop numbering and behavior of
20323 FOR_EACH_LOOP wrto new loops.
20324 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20325 add_to_evolution_1): Test nestedness of loops instead of comparing
20327 * tree-chrec.c (chrec_fold_plus_poly_poly,
20328 chrec_fold_multiply_poly_poly, chrec_evaluate,
20329 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20330 reset_evolution_in_loop): Ditto.
20331 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20333 2007-01-31 Dirk Mueller <dmueller@suse.de>
20335 * c-common.c (warn_about_parentheses): Separate warning about
20336 un-parenthized sequence of comparison operators from the one
20337 which is supposed to warn about x <= y <= z.
20339 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20341 * optabs.h (enum optab_index): Add new OTI_isinf.
20342 (isinf_optab): Define corresponding macro.
20343 * optabs.c (init_optabs): Initialize isinf_optab.
20344 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20346 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20347 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20349 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20350 expand_builtin_interclass_mathfn.
20351 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20352 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20353 (fxam<mode>2_i387): New insn pattern.
20354 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20355 built-in functions as x87 inline asm.
20357 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20359 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20361 2007-01-30 Eric Christopher <echristo@apple.com>
20363 * config.gcc: Add geode.
20365 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20367 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20368 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20369 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20370 value-prof.c: Fix comment typos.
20372 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20375 * doc/invoke.texi (Wpointer-arith): Document warning.
20377 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20379 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20380 the list of discrepancies from the draft TR.
20382 2007-01-30 Dirk Mueller <dmueller@suse.de>
20385 * doc/invoke.texi (-Wreturn-type): Update description to
20386 match new behavior.
20388 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20390 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20392 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20394 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20395 to handle optabs that operate on floating point input argument and
20396 output to integer output.
20397 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20398 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20399 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20400 expand_builtin_interclass_mathfn ().
20401 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20402 (ilogbsi2): Remove.
20403 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20404 ilogbl built-in functions as x87 intrinsics.
20406 2007-01-30 Richard Guenther <rguenther@suse.de>
20408 PR middle-end/27657
20409 * dwarf2out.c (reference_to_unused): Query varpool if the
20410 variable was output.
20412 2007-01-30 Richard Guenther <rguenther@suse.de>
20414 PR middle-end/30313
20415 * passes.c (execute_one_pass): Reset in_gimple_form to not
20416 confuse non-unit-at-a-time mode.
20418 2007-01-29 Roger Sayle <roger@eyesopen.com>
20419 Richard Guenther <rguenther@suse.de>
20421 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20422 avoid undefined behaviour on overflow. Use force_fit_type_double
20423 to construct the constant with the specified TREE_OVERFLOW.
20425 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20427 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20428 * config/dfp-bit.h: Ditto.
20430 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20432 * c-decl.c (pop_scope): Replace warnings with call to
20433 warn_for_unused_label.
20434 * c-common.h (warn_for_unused_label): Declare.
20435 * c-common.c (warn_for_unused_label): Define.
20437 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20439 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20442 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20444 * Makefile.in (USER_H): Remove decfloat.h.
20445 * ginclude/decfloat.h: Delete, moving contents to ...
20446 * ginclude/float.h: Add support for decimal floating point,
20447 guarded by __STDC_WANT_DEC_FP__.
20449 2007-01-29 Mike Stump <mrs@apple.com>
20451 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20452 Analysis and Representation to resolve case insensitive conflict.
20453 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20455 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20457 * tree.h (struct tree_memory_tag): Add aliases member.
20458 (MTAG_ALIASES): New macro.
20459 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20460 (add_may_alias): Remove pointer-set. Update for may_aliases being
20462 (mark_aliases_call_clobbered): Update for may_aliases being a
20464 (compute_tag_properties): Ditto.
20465 (create_partition_for): Ditto.
20466 (compute_memory_partitions): Ditto.
20467 (dump_may_aliases_for): Ditto.
20468 (is_aliased_with): Ditto.
20469 (add_may_alias_for_new_tag): Ditto.
20470 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20471 (compute_is_aliased): New function.
20472 (compute_may_aliases): Call compute_is_aliased).
20473 (init_alias_info): Initialize alias_bitmap_obstack.
20474 (union_alias_set_into): New function.
20475 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20476 (have_common_aliases_p): Rewrite to take two bitmaps and use
20478 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20479 Update for bitmaps.
20480 (finalize_ref_all_pointers): Update for add_may_alias changes.
20481 (new_type_alias): Ditto.
20482 * tree-flow-inline.h (may_aliases): Return a bitmap.
20483 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20484 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20485 may_aliases being a bitmap.
20486 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20487 may_aliases now returns a bitmap.
20488 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20490 * tree-ssa-operands.c (add_virtual_operand): Update for
20491 may_aliases being a bitmap.
20493 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20495 PR tree-optimization/30630
20496 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20497 variable as changed.
20499 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20502 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20503 expanded only once even if an error occurs.
20505 2007-01-29 Ben Elliston <bje@au.ibm.com>
20507 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20508 (__gcov_average_profiler): Likewise.
20509 (__gcov_ior_profiler): Likewise.
20510 (__gcov_merge_ior): Likewise.
20512 2007-01-28 Jan Hubicka <jh@suse.cz>
20514 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20515 * value-prof.c (stringop_block_profile): Likewise.
20517 2007-01-28 Jan Hubicka <jh@suse.cz>
20519 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20520 Add variant handling histograms; add wrapper.
20521 (clear_storage_via_libcall): Export.
20522 (emit_block_move_hints): Break out from ...; add histograms.
20523 (emit_block_move): ... this one.
20524 (clear_storage_hints): Break out from ...; add histograms.
20525 (clear_storage): ... this one.
20526 (set_storage_via_memset): Handle histogram.
20527 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20528 (clear_storage_hints, clear_storage_via_libcall): Declare.
20529 (set_storage_via_setmem): Update prototype.
20530 * doc/md.texi (movmem, setmem): Document new arguments.
20532 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20533 Add new histograms.
20534 (stringop_block_profile): New global function.
20535 (tree_stringops_values_to_profile): Profile block size and alignment.
20536 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20538 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20539 (stringop_block_profile): Declare.
20540 * builtins.c: Include value-prof.h.
20541 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20542 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20543 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20544 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20545 * profile.c (instrument_values): Add new counters.
20546 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20548 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20549 (tree_init_edge_profiler): Build new profilers.
20550 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20551 (pass_tree_profile): Add dump.
20552 (tree_profile_hooks): Update.
20553 * Makefile.in (LIBGCOV): Add new constants.
20554 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20555 __gcov_ior_profiler): New.
20556 * i386.md (movmem/setmem expanders): Add new optional arguments.
20558 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20560 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20562 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20564 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20565 (tree_unswitch_single_loop): Pass eni_size_weights to
20566 tree_num_loop_insns.
20567 * tree-ssa-loop-manip.c: Include tree-inline.h.
20568 (can_unroll_loop_p): Pass eni_size_weights to
20569 tree_num_loop_insns.
20570 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20571 Pass eni_size_weights to estimate_num_insns.
20572 * tree.h (init_inline_once): Export.
20573 * toplev.c (backend_init): Call init_inline_once.
20574 * cgraphunit.c (cgraph_process_new_functions,
20575 cgraph_analyze_function): Pass eni_inlining_weights to
20576 estimate_num_insns.
20577 * ipa-inline.c (compute_inline_parameters): Ditto.
20578 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20579 to estimate_num_insns.
20580 (try_unroll_loop_completely): Pass eni_size_weights to
20581 tree_num_loop_insns.
20582 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20583 ot estimate_num_insns.
20584 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20585 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20586 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20587 eni_time_weights): New variables.
20588 (init_inline_once): Initialize them.
20589 (struct eni_data): Mew.
20590 (estimate_num_insns_1, estimate_num_insns): Use weights.
20591 * tree-inline.h (struct eni_weights_d): New.
20592 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20593 (estimate_num_insns): Declaration changed.
20594 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20595 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20596 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20598 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20600 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20601 relations in the conflict function is valid.
20603 2007-01-27 Ian Lance Taylor <iant@google.com>
20605 * common.opt: Add fstrict-overflow.
20606 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20607 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20608 (TYPE_OVERFLOW_UNDEFINED): Define.
20609 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20611 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20612 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20613 (fold_negate_expr): Likewise.
20614 (make_range): Likewise.
20615 (extract_muldiv_1): Likewise.
20616 (maybe_canonicalize_comparison): Likewise.
20617 (fold_comparison): Likewise.
20618 (fold_binary): Likewise.
20619 (tree_expr_nonnegative_p): Likewise.
20620 (tree_expr_nonzero_p): Likewise.
20621 * tree-vrp.c (compare_values): Likewise.
20622 (extract_range_from_binary_expr): Likewise.
20623 (extract_range_from_unary_expr): Likewise.
20624 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20626 (nowrap_type_p): Likewise.
20627 * tree-scalar-evolution.c (simple_iv): Likewise.
20628 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20629 (build_range_check): Likewise.
20630 (extract_muldiv_1): Likewise.
20631 (fold_comparison): Likewise.
20632 * tree-vrp.c (vrp_int_const_binop): Likewise.
20633 (extract_range_from_unary_expr): Likewise.
20634 * convert.c (convert_to_integer): Likewise.
20635 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20636 (fold_comparison): Likewise.
20637 (fold_binary): Likewise.
20638 * optabs.c (optab_for_tree_code): Likewise.
20639 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20640 * simplify-rtx.c (simplify_const_relational_operation): Check
20641 flag_strict_overflow and flag_trapv.
20642 (simplify_const_relational_operation): Likewise.
20643 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20644 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20647 2007-01-27 Roger Sayle <roger@eyesopen.com>
20649 * tree.c (tree_fold_gcd): Delete.
20650 * tree.h (tree_fold_gcd): Remove prototype.
20651 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20652 test whether one constant integer is a multiple of another. Instead
20653 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20654 * fold-const.c (multiple_of_p): We've determined both TOP and
20655 BOTTOM are integer constants so we can call int_const_binop directly
20656 instead of the more generic const_binop.
20658 2007-01-27 Roger Sayle <roger@eyesopen.com>
20660 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20661 1*X check that the constant hasn't overflowed, to preserve the
20663 (round_up): Provide an efficient implementation when rouding-up an
20664 INTEGER_CST to a power-of-two.
20666 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20668 * doc/sourcebuild.texi: Add comma for clarity.
20669 * doc/extend.texi: Fix some typos.
20670 * doc/passes.texi: Likewise.
20671 * doc/cppinternals.texi: Likewise.
20672 * doc/c-tree.texi: Likewise.
20673 * doc/tree-ssa.texi: Likewise.
20674 * doc/install.texi: Likewise.
20676 2007-01-27 Jan Hubicka <jh@suse.cz>
20678 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20679 (pass_sra): Do not require alias information.
20680 * passes.c (init_optimization_passes): Add SRA
20682 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20684 * tracer.c (rest_of_handle_tracer): We already cleaned
20685 up the CFG in tracer() so don't do it here again.
20686 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20687 cleanup_cfg here, either. And don't call renumber_insns.
20689 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20690 and BB_HEAD are in the insn stream here. Instead make sure
20691 that BB_INSN is valid on all insns. Also, do check here that
20692 there are no pending branch predictions...
20693 (rtl_verify_flow_info): ...instead of doing it here. Checks
20694 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20697 2007-01-26 Roger Sayle <roger@eyesopen.com>
20699 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20700 function to simplify/factorize operand order canonicalization.
20701 (ix86_fixup_binary_operands): Reorganize using the above function.
20702 (ix86_binary_operator_ok): Likewise.
20704 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20706 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20707 file scope from optimize_attrs.
20708 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20710 (optimize_attrs): Clear insn_code_values after freeing it.
20712 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20714 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20715 a parts.base assignment.
20717 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20719 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20720 (compute_subscript_distance, initialize_data_dependence_relation,
20721 finalize_ddr_dependent, analyze_ziv_subscript,
20722 analyze_siv_subscript_cst_affine,
20723 compute_overlap_steps_for_affine_univar,
20724 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20725 analyze_siv_subscript, analyze_miv_subscript,
20726 analyze_overlapping_iterations, subscript_dependence_tester_1,
20727 compute_self_dependence, free_dependence_relation): Work
20728 with affine_fn instead of chrecs.
20729 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20730 common_affine_function, affine_function_base,
20731 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20732 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20733 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20734 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20735 (all_chrecs_equal_p): Removed.
20736 * tree-data-ref.h (affine_fn, conflict_function): New types.
20737 (struct subscript): Change type of conflicting_iterations_in_a
20738 and conflicting_iterations_in_b.
20740 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20743 * config/pa/pa.h (TARGET_HPUX_11): New.
20744 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20745 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20747 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20748 Richard Guenther <rguenther@suse.de>
20750 * tree-ssa-structalias.c (solve_graph): Handle case
20751 we merged the variable to another.
20753 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20755 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20758 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20759 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20761 2007-01-25 DJ Delorie <dj@redhat.com>
20763 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20764 allow changes to modes which don't fit in those registers.
20766 * reload1.c (choose_reload_regs): Check for invalid subregs before
20767 computing their locations, not after.
20769 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20772 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20773 save Altivec registers in an eh_return function.
20774 (compute_vrsave_mask): Likewise.
20775 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20776 for saving Altivec registers.
20777 (rs6000_emit_prologue): Don't allocate stack twice in
20778 eh_return function. Correct expected value of altivec_save_offset
20779 when using save_world. Describe save of R0 to stack when using
20780 save_world. Describe stack pointer adjustment when using
20781 save_world. Remove duplicated eh_return parameter register saving.
20782 Update sp_offset variable after save_world.
20783 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20785 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20786 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20789 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20791 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20793 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20796 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20797 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20799 2007-01-25 Richard Guenther <rguenther@suse.de>
20801 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20802 * common.opt (-Wcoverage-mismatch): New warning option.
20803 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20804 if -Wcoverage-mismatch is given.
20806 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20808 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20809 (ipcp_driver): Change to static definition.
20810 Add dumping of the ifunctions.
20811 (constant_val_insert): Remove unused parameter. Support for SSA.
20812 (ipcp_propagate_const): Support for SSA.
20813 (ipcp_profile_bb_print): Print only analyzed nodes.
20814 (ipcp_replace_map_create): Remove support for Fortran constant
20816 * ipa-prop.c (ipa_method_modify_stmt,
20817 ipa_callsite_compute_param): Support for SSA.
20818 * ipa-prop.h (ipcp_driver): Remove declaration.
20819 (IS_VALID_TREE_MAP_INDEX): Add define.
20821 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20823 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20825 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20827 PR middle-end/30447
20828 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20829 constant argument to cabs and do it without checking for
20830 -funsafe-math-optimizations.
20832 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20834 * c-common.h (RID_FIRST_CXX0X): New.
20835 (RID_LAST_CXX0X): New.
20836 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20838 * c.opt (Wc++0x-compat): New.
20839 * doc/invoke.texi (-Wc++0x-compat): Document.
20841 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20843 * builtins.c (fold_builtin_carg): New.
20844 (fold_builtin_1): Use it.
20846 2007-01-24 Jan Hubicka <jh@suse.cz>
20848 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20850 * ipa-inline.c (initial_insns, max_insns): Delete.
20851 (compute_max_insns): New function.
20852 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20853 amount of insns as base for code growth.
20854 (cgraph_decide_inlining): Make initial_insns local; do not compute
20856 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20857 * doc/invoke.texi (inline-unit-growth): Update docs.
20859 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20861 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20862 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20863 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20864 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20865 for CPUs that have PTA_CX16 set.
20867 PR middle-end/27416
20868 * gimplify.c (omp_check_private): New function.
20869 (gimplify_scan_omp_clauses): Use it for
20870 firstprivate/lastprivate/reduction.
20872 PR middle-end/30494
20873 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20874 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20876 PR middle-end/30421
20877 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20878 If lower_lastprivate_clauses emits some statements, append them
20879 to dlist rather than body_p and to body_p append an initializer.
20880 (lower_omp_for): Adjust caller.
20882 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20884 * target.h (globalize_decl_name): New.
20885 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20886 * output.h (default_globalize_decl_name): New.
20887 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20889 (globalize_decl): Ditto.
20890 (default_globalize_decl_name): New.
20891 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20892 (ia64_handle_version_id_attribute): New.
20893 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20894 (ia64_asm_output_external): Use globalize_decl_name instead
20895 of globalize_label.
20896 * doc/extend.texi (version_id): New pragma.
20897 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20899 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20901 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20902 _uleb128_t and _Unwind_SWord with _sleb128_t.
20903 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20904 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20906 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20907 * unwind-pe.h (read_uleb128, read_sleb128,
20908 read_encoded_value_with_base): Likewise.
20909 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20911 2007-01-24 Richard Guenther <rguenther@suse.de>
20913 * builtins.c (expand_builtin_cexpi): Get the fndecl
20914 for cexp in the correct way.
20916 2007-01-24 Jan Hubicka <jh@suse.cz>
20918 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20921 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20923 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20924 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20925 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20926 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20927 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20928 __SIZEOF_PTRDIFF_T__.
20929 * doc/cpp.texi: Documentation for the new builtin macros added.
20931 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20933 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20934 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20935 instead of operands[2] to avoid access past the end of array.
20937 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20939 * reload1.c (emit_reload_insns): Pass the reload register
20940 for a non-spill output reload through forget_old_reloads_1.
20942 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20944 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20945 _SOFT_DOUBLE if doubles use software floating-point.
20946 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20947 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20948 * config/rs6000/darwin-ldouble.c: Also compile functions for
20949 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20950 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20951 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20952 commented-out long double override.
20953 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20954 * config/rs6000/eabispe.h: Likewise.
20955 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20956 long double for non-SPE.
20957 (rs6000_handle_option): Likewise.
20958 (invalid_e500_subreg): Disallow more subregs involding DImode,
20959 DFmode, TImode or TFmode.
20960 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20962 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20964 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20965 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20967 (rs6000_legitimate_address): Also check for TFmode for E500
20969 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20970 (spe_build_register_parallel): Handle TFmode and TCmode.
20971 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20973 (function_arg): Handle TFmode and TCmode for E500 double.
20974 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20976 (print_operand): Handle TFmode and TImode for %y.
20977 (rs6000_generate_compare): Handle TFmode comparisons for E500
20979 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20980 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20981 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20982 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20983 TFmode for E500 double.
20984 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20985 (floatsidf2): Enable for E500 double.
20986 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20987 (extenddftf2): Change to extenddftf2_fprs.
20988 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20989 depending on TARGET_E500_DOUBLE.
20990 (extendsftf2): Enable for E500 double.
20991 (trunctfdf2): Enable for E500 double.
20992 (trunctfsf2): Change to trunctfsf2_fprs.
20993 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20994 depending on TARGET_E500_DOUBLE.
20995 (floatsitf2): Enable for E500 double.
20996 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20997 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20998 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20999 (negtf2): Change to negtf2_internal.
21000 (negtf2): New expander.
21001 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21002 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21003 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21004 (movdi_internal32): Use rs6000_nonimmediate_operand.
21005 (unnamed splitter): Likewise.
21006 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21007 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21008 (SPE64TF, DITI): New mode macros.
21009 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21012 (frob_<mode>_di_2): New.
21013 (frob_tf_di_8_2): New.
21014 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21016 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21018 (frob_ti_<mode>_8_2): New.
21019 (frob_ti_tf_2): New.
21020 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21021 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21023 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21024 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21025 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21026 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21027 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21028 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21031 2007-01-23 Ian Lance Taylor <iant@google.com>
21033 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21035 (OBJS-archive): Reformat, alphabetize.
21036 (OBJS): Change out_object_file to OBJS-md.
21038 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21040 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21041 JUMP_P and CALL_P predicates where applicable.
21042 * config/i386/i386.c: Ditto.
21043 * config/i386/i386.md: Ditto.
21044 * config/i386/mmx.md: Ditto.
21045 * config/i386/predicates.md: Ditto.
21047 2007-01-22 Andreas Schwab <schwab@suse.de>
21049 * config/m68k/m68k.h: Fix comment.
21051 2007-01-22 Jan Hubicka <jh@suse.cz>
21053 * passes.c (init_optimization_passes): Do not rerun
21054 pass_early_warn_uninitialized.
21056 2007-01-22 Richard Guenther <rguenther@suse.de>
21058 PR tree-optimization/30038
21059 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21061 (execute_cse_sincos_1): Likewise.
21062 (execute_cse_sincos): Likewise.
21063 (gate_cse_sincos): Likewise.
21064 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21065 the cexpi() canonicalization of sincos().
21066 * tree-pass.h (pass_cse_sincos): Declare.
21067 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21069 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21071 PR rtl-optimization/29329
21072 * combine.c (replaced_rhs_insn): Rename to i2mod.
21073 (replaced_rhs_value): Rename to i2mod_new_rhs.
21074 (i2mod_old_rhs): New global variable.
21075 (combine_instructions): Adjust for above change. Save a copy of
21076 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21077 note are substituted in the second instruction.
21078 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21079 ditch the note if it pertains to the second eliminated register
21080 and this register is mentioned in i2mod_old_rhs.
21083 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21085 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21086 the insn to which the note was originally attached.
21088 2007-01-21 Jan Hubicka <jh@suse.cz>
21090 * ipa-inline.c (inlining_mode): Comment, move up.
21091 (cgraph_decide_inlining_incrementally): Do not perform inlining
21092 itself; fix handling of flattening of self recursive functions.
21093 (cgraph_find_cycles): Remove.
21094 (cgraph_flatten_node): Remove.
21095 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21096 (try_inline): New function.
21097 (cgraph_early_inlining): Update call of
21098 cgraph_decide_inlining_incrementally. Apply inlining here.
21099 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21101 2007-01-21 Dirk Mueller <dmueller@suse.de>
21104 * tree-vrp.c (check_array_bounds): do not warn
21105 about ADDR_EXPR's of ARRAY_REF's which are immediately
21106 used in binary expressions.
21108 2007-01-21 Ira Rosen <irar@il.ibm.com>
21110 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21111 read_write_dep and macros for its access.
21112 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21113 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21114 argument, call vect_check_interleaving for every independent pair of
21115 data-refs. Mark loads that access the same memory location as a store
21117 (vect_check_dependences): Remove.
21118 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21119 call, fix the call to vect_analyze_data_ref_dependence.
21120 (vect_analyze_data_ref_access): For statements that access the same
21121 data-ref, check that they are not stores; for loads, check that there
21122 is no store that access the same location.
21124 2007-01-20 Roger Sayle <roger@eyesopen.com>
21125 Joseph Myers <joseph@codesourcery.com>
21127 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21128 (-fdump-rtl-stack): Likewise.
21129 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21130 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21131 (-mpt-fixed): Use @minus{} for minus sign.
21132 (Using Precompiled Headers): Fix under/overfull hbox.
21134 2007-01-20 Jan Hubicka <jh@suse.cz>
21136 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21137 place within annotation.
21139 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21141 * pa.c (output_move_double): Change array size of xoperands to 4.
21143 2007-01-20 Jan Hubicka <jh@suse.cz>
21145 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21148 2007-01-19 Ian Lance Taylor <iant@google.com>
21150 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21151 constant to unsigned HOST_WIDE_INT before negating.
21153 2007-01-19 Ian Lance Taylor <iant@google.com>
21155 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21157 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21158 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21159 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21160 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21161 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21162 (realloc_vdef, realloc_vuse): Change second parameter to
21164 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21165 fields to unsigned.
21166 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21167 unsigned. Change x and lim locals to unsigned.
21168 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21170 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21171 (copy_virtual_operands): Change i and n locals to unsigned.
21173 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21175 PR middle-end/29335
21176 * builtins.c (fold_builtin_1): Handle builtin fdim.
21178 2007-01-20 Jan Hubicka <jh@suse.cz>
21180 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21181 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21182 init_alias_heapvars.
21183 (init_alias_heapvars): Initialize only when not already initialized.
21184 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21186 2007-01-19 Roger Sayle <roger@eyesopen.com>
21188 * common.opt (fsigned-zeros): New command line option.
21189 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21190 of flag_unsafe_math_optimizations.
21191 * opts.c (set_fast_math_flags): The -ffast-math command line option
21192 implies -fno-signed-zeros.
21193 (fast_math_flags_set_p): Likewise.
21195 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21196 the documentation of -ffast-math appropriately. Wrap long lines.
21198 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21200 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21201 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21203 2007-01-19 Tomas Bily <tbily@suse.cz>
21205 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21207 (tree_init_ic_make_global_vars): New function
21208 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21209 (tree_gen_ic_profiler): New function
21210 (tree_gen_ic_func_profiler): New function
21211 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21212 (tree_profile_hooks): Added hook for indirec/virtual calls
21213 * value-prof.c (tree_find_values_to_profile): New case for
21215 (tree_values_to_profile): Call for determining indirect/virtual
21217 (tree_indirect_call_to_profile): New function
21218 (tree_ic_transform): New function
21219 (tree_ic): New function
21220 (find_func_by_pid): New function
21221 (init_pid_map): New function
21222 (tree_value_profile_transformations): Added check for
21223 indirect/virtual call transformation
21224 * value-prof.h (enum hist_type): New counter type for
21225 indirect/virtual calls
21226 (profile_hooks): Added new hook for profiling indirect/virtual
21228 * profile.c (instrument_values): New case for indirect/virtual
21230 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21231 (GCOV_COUNTER_V_INDIR): New counter type
21232 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21233 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21235 * cgraph.c: Definition of cgraph_max_pid
21236 (cgraph_create_node): Default init of pid attribute
21237 * cgraph.h: Declaration of cgraph_max_pid
21238 (struct cgraph_node): Added pid attribute
21239 * libgcov.c (__gcov_indirect_call_profiler): New function
21240 (__gcov_one_value_profiler_body): New function
21241 (__gcov_one_value_profiler): Body was moved to
21242 __gcov_one_value_profiler_body and calls it
21244 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21246 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21247 * gengtype.c (write_types_data, write_func_for_structure,
21248 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21249 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21250 (walk_type, write_func_for_structure): Generate the mark_hook if
21253 2007-01-19 Jan Hubicka <jh@suse.cz>
21255 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21256 'early' argument take inlining mode argument specifying whether to
21257 inline for size/speeed or all functions; add support for flattening;
21259 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21261 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21264 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21265 the name of the declared identifier.
21267 2007-01-19 Dirk Mueller <dmueller@suse.de>
21269 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21270 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21271 duplicate evaluation.
21273 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21275 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21276 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21277 to XFMode, use acosxf2 and truncate result to requested mode.
21278 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21279 (asin<mode>2): Similarly, with asin expanders.
21280 (*fscalexf4_i387): Rename from *fscalexf4.
21281 (expNcorexf3): New expander.
21282 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21283 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21284 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21285 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21286 patterns for SSE math.
21287 (exp10<mode>2): Similarly, with exp10 expanders.
21288 (exp2<mode>2): Similarly, with exp2 expanders.
21289 (expm1<mode>2): Similarly, with expm1 expanders.
21290 (ldexp<mode>3): Similarly, with ldexp expanders.
21291 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21292 Use gen_truncxf<mode>2_i387_noop to truncate result.
21294 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21296 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21297 for ColdFire targets.
21299 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21300 Richard Sandiford <richard@codesourcery.com>
21302 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21303 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21304 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21305 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21306 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21307 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21309 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21311 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21312 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21313 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21314 (*adddi_dilshr32_cf): New pattern.
21315 (adddi3, subdi3): Remove first alternatives.
21317 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21319 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21320 implemented using move.l, do not use its cc result for floating-point
21323 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21325 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21326 from accepting 's' constraints if flag_pic.
21328 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21330 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21331 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21332 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21333 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21335 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21337 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21338 ColdFire alternatives.
21339 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21340 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21341 architectures that support ff1 instruction.
21343 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21344 Julian Brown <julian@codesourcery.com>
21346 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21347 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21348 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21351 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21353 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21355 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21356 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21357 HOST_WIDE_INT instead of an rtx.
21358 (m68k_rtx_costs): Update call accordingly.
21359 (output_move_const_into_data_reg): Likewise. Fix formatting.
21360 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21362 (output_move_simode_const): Update calls after above changes.
21363 Rework to use automatic variables and predicates like MEM_P.
21364 * config/m68k/m68k.md (pushexthisi_const): Update call to
21367 2007-01-19 Dirk Mueller <dmueller@suse.de>
21369 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21370 in dump_flags test.
21372 2007-01-19 Richard Guenther <rguenther@suse.de>
21374 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21375 via cexp in case sincos is not available.
21377 2007-01-19 Richard Guenther <rguenther@suse.de>
21379 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21380 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21381 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21382 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21383 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21384 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21385 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21386 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21388 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21390 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21392 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21393 (atan2xf3): Directly generate RTL pattern.
21394 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21395 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21396 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21397 disable patterns for SSE math.
21398 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21399 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21400 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21401 disable patterns for SSE math.
21403 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21405 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21407 2007-01-18 Roger Sayle <roger@eyesopen.com>
21409 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21410 VIEW_CONVERT_EXPR to the same type as it's operand.
21412 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21414 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21415 configured for long double 128.
21417 2007-01-18 Mike Stump <mrs@apple.com>
21419 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21422 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21424 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21427 2007-01-18 Jan Hubicka <jh@suse.cz>
21429 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21430 greater than NUM_VOP_FREE_BUCKETS.
21432 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21434 * tree-ssa-structalias.c: Update comments.
21435 (ptabitmap_obstack): Removed.
21436 (pta_obstack): New.
21437 (oldpta_obstack): Ditto.
21438 (stats): Add a few members.
21439 (struct variable_info): Remove node, complex, address_taken, and
21440 indirect_target members. Add oldsolution member.
21441 (new_var_info): Do not initialize removed members.
21442 (constraint_expr_type): Remove INCLUDES.
21443 (constraint_graph): Add size, implicit_preds, rep,
21444 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21445 (FIRST_REF_NODE): New macro.
21446 (LAST_REF_NODE): Ditto.
21447 (FIRST_ADDR_NODE): Ditto.
21448 (find): New function.
21450 (dump_constraint): Do not handle INCLUDES.
21451 (insert_into_complex): Do not insert duplicate constraints.
21452 (condense_varmap_nodes): Renamed and rewritten into ...
21453 (merge_node_constraints): This. Also fix bug in handling of
21454 offseted copy constraints.
21455 (clear_edges_for_node): No longer need to deal with preds at all,
21456 or removing associated preds/succs.
21457 (merge_graph_nodes): Deal with indirect_cycles.
21458 Don't deal with predecessors.
21459 (add_implicit_graph_edge): New function.
21460 (add_pred_graph_edge): Ditto.
21461 (add_graph_edge): Don't deal with predecessors.
21462 (build_constraint_graph): Removed.
21463 (build_pred_graph): New function.
21464 (build_succ_graph): Ditto.
21465 (struct scc_info): Removed in_component. Added roots, dfs, and
21466 node_mapping. Remove visited_index, unification_queue.
21467 (scc_visit): Deal with union-find we do now.
21468 Deal with cycles with REF nodes.
21469 (collapse_nodes): Renamed and rewritten to ...
21470 (unify_nodes): This.
21471 (process_unification_queue): Removed.
21472 (topo_visit): Cleanup
21473 (do_da_constraint): Use find.
21474 (do_sd_constraint): Ditto.
21475 (do_ds_constraint): Ditto.
21476 (do_complex_constraint): Ditto.
21477 (init_scc_info): Update for removed and added members.
21478 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21479 (find_indirect_cycles): This.
21480 (equivalence_class): New variable.
21481 (label_visit): New function.
21482 (perform_variable_substitution): Rewritten.
21483 (free_var_substitution_info): New function.
21484 (find_equivalent_node): Ditto.
21485 (move_complex_constraints): Ditto.
21486 (eliminate_indirect_cycles): Ditto.
21487 (solve_graph): Only propagate changed bits.
21488 Use indirect cycle elimination.
21490 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21491 (tree_id_eq): Renamed to ...
21492 (tree_vi_eq): This. Update for member change
21493 (insert_id_for_tree): Renamed and rewritten to ...
21494 (insert_vi_for_tree): This.
21495 (lookup_id_for_tree): Renamed and rewritten to ...
21496 (lookup_vi_for_tree): This.
21497 (get_id_for_tree): Renamed and rewritten to ...
21498 (get_vi_for_tree): Ditto.
21499 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21500 (process_constraint): Don't handle INCLUDES.
21501 Remove special ADDRESSOF case.
21502 (find_func_aliases): Rewrite to use vi functions instead of id
21504 (create_function_info_for): Ditto.
21505 (create_variable_info_for): Ditto.
21506 (intra_create_variable_infos): Ditto.
21507 (merge_smts_into): Ditto.
21508 (find_what_p_points_to): Ditto.
21509 (init_base_vars): Ditto.
21510 (init_alias_vars): Ditto.
21511 (remove_preds_and_fake_succs): New function.
21512 (dump_sa_points_to_info): Dump new stats.
21513 (dump_solution_for_var): Use find.
21514 (set_used_smts): Fix formatting.
21515 (compute_points_to_sets): Updated for new functions.
21516 (ipa_pta_execute): Ditto.
21518 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21519 Richard Sandiford <richard@codesourcery.com>
21521 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21523 * calls.c (expand_call): If the return value is a PARALLEL,
21524 extract its first member.
21525 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21526 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21527 use FUNCTION_EXTRA_EPILOGUE.
21528 (m68k_function_value): Return a PARALLEL if the return value
21529 is of a pointer type.
21530 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21531 (FUNCTION_EXTRA_EPILOGUE): Remove.
21532 * config/m68k/m68k.md (D0_REG): New constant.
21534 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21536 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21537 output a NOP for empty epilogues.
21539 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21541 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21542 before function. Extend register save check to include all
21543 registers, not just integer ones.
21545 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21547 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21548 (m68k_use_return_insn): ...this.
21549 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21550 * config/m68k/m68k.c (use_return_insn): Rename to...
21551 (m68k_use_return_insn): ...this.
21552 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21553 of USE_RETURN_INSN.
21555 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21557 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21558 nearest even, fix denormal rounding overflow.
21560 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21562 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21563 f%$smove and f%$move.
21564 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21565 (extendsfdf2_cf): Use fdmove instead of f%&move.
21566 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21567 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21569 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21571 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21576 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21577 (coldfire_single_format): Declare.
21578 (coldfire_double_format): Likewise.
21579 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21580 of qnan_msb_set to determine the lower bits of a canonical
21582 (encode_ieee_double): Likewise.
21583 (encode_ieee_quad): Likewise.
21584 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21585 (mips_single_format): Likewise.
21586 (ieee_double_format): Likewise.
21587 (mips_double_format): Likewise.
21588 (ieee_extended_motorola_format): Likewise.
21589 (ieee_extended_intel_96_format): Likewise.
21590 (ieee_extended_intel_128_format): Likewise.
21591 (ieee_extended_intel_96_round_53_format): Likewise.
21592 (ibm_extended_format): Likewise.
21593 (mips_extended_format): Likewise.
21594 (ieee_quad_format): Likewise.
21595 (mips_quad_format): Likewise.
21596 (vax_f_format): Likewise.
21597 (vax_d_format): Likewise.
21598 (vax_g_format): Likewise.
21599 (i370_single_format): Likewise.
21600 (i370_double_format): Likewise.
21601 (decimal_single_format): Likewise.
21602 (decimal_double_format): Likewise.
21603 (decimal_quad_format): Likewise.
21604 (c4x_single_format): Likewise.
21605 (c4x_extended_format): Likewise.
21606 (real_internal_format): Likewise.
21607 (coldfire_single_format): New real_format.
21608 (coldfire_double_format): Likewise.
21609 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21610 canonical_nan_lsbs_set.
21611 (pdp11_d_format): Likewise.
21612 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21613 if TARGET_COLDFIRE_CPU.
21615 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21617 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21618 (output_call, m68k_legitimize_call_address): Declare.
21619 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21620 parenthesees. Add support for a 'W' constraint.
21621 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21622 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21623 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21624 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21626 (override_options): Initialize them. Do not set flag_no_function_cse
21627 for TARGET_ID_SHARED_LIBRARY.
21628 (m68k_output_pic_call): Delete.
21629 (m68k_legitimize_call_address): New function.
21630 (print_operand): Remove the %o prefix. Handle the %p prefix.
21631 (output_call): New function.
21632 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21633 target address from the GOT if symbolic jumps are not allowed.
21634 * config/m68k/m68k.md (call, general_operand): Do not set
21635 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21636 Merge separate flag_pic and !flag_pic define_insns into...
21637 (*call, *call_value): ...these new patterns. Match the address
21638 rather than the containing MEM and require it to be a call_operand.
21639 Use output_call to generate the asm template.
21640 * config/m68k/predicates.md (const_call_operand): New predicate.
21641 (call_operand): Likewise.
21643 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21645 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21646 (STACK_GROWS_DOWNWARD): Define to 1.
21647 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21648 comments, emphasizing that these values are only defaults.
21649 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21650 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21652 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21654 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21656 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21657 Richard Sandiford <richard@codesourcery.com>
21659 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21660 (FP_REGNO_P): New macros.
21661 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21662 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21663 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21664 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21666 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21668 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21669 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21671 * config/m68k/t-floatlib: New file, extracting common code from...
21672 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21673 * config/m68k/t-uclinux: Here.
21674 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21675 routines on ColdFire targets.
21677 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21679 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21680 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21681 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21682 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21683 explicitly set MOTOROLA to 1.
21684 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21686 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21687 Nathan Sidwell <nathan@codesourcery.com>
21689 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21690 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21691 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21692 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21693 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21694 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21695 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21696 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21697 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21698 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21699 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21700 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21701 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21702 (DBX_REGISTER_NUMBER): Delete.
21703 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21704 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21705 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21707 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21709 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21710 * config/flat.h: New file.
21711 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21712 OBJECT_FORMAT_FLAT.
21713 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21714 indirect references for -msep-data or -mid-shared-library.
21715 Do not use PC-relative code addresses either.
21716 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21718 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21719 for shared libraries and crt1.o for executables. Use crti.o and
21721 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21722 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21723 Do not add -elf2flt or -shared-lib-id options here.
21724 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21725 Pass -shared-lib-id if -mid-shared-library, taking the library
21726 identifier from -mshared-library-id if given, otherwise
21728 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21729 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21730 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21731 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21732 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21733 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21735 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21736 jump sequence for ISA A and ISA A+.
21737 (PICJUMP): Likewise.
21739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21741 * config.gcc (m68k-*-uclinux*): Base the port on the common
21742 and m68k GNU/Linux files rather than on the generic ELF ones.
21743 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21744 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21746 2007-01-18 Julian Brown <julian@codesourcery.com>
21747 Richard Sandiford <richard@codesourcery.com>
21749 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21750 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21751 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21753 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21754 80 unconditionally.
21755 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21757 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21759 * doc/install.texi: Document m68k-uclinuxoldabi.
21760 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21761 * config/m68k/uclinux-oldabi.h: New file, copied from
21762 config/m68k/uclinux.h.
21764 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21766 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21767 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21768 (m32r_compute_frame_size): Use unsigned for regno.
21769 (m32r_reload_lr): Use gen_frame_mem.
21771 (m32r_output_function_epilogue): Don't output the function epilogue
21773 (m32r_expand_epilogue): New.
21774 (direct_return): Return false if the function has the interrupt
21776 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21777 * config/m32r/m32r.md (epilogue): New expander.
21778 (return_lr, return_rte): New insns.
21779 (return): Make it expander.
21780 (return_normal): New expander.
21782 2007-01-18 Josh Conner <jconner@apple.com>
21785 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21786 support for UNLE, UNLT, UNGE, and UNGT.
21788 2007-01-18 Jan Hubicka <jh@suse.cz>
21790 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21791 * tree-tailcall (add_virtual_phis): Likewise.
21792 (optimize_tail_call): Return TODOs.
21793 (execute_tail_calls): Return TODOs.
21794 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21795 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21797 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21798 Cleanup cfg using TODO.
21799 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21800 * passes.c (execute_function_todo): When cleanup did something, remove
21802 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21803 (make_edges): Don't cleanup_cfg.
21805 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21807 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21808 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21809 operate on the top of stack.
21810 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21811 register handling of instructions that output to the second
21813 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21814 (move_for_stack_reg): Special-case check for dead destination
21815 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21817 * config/i386/i386.md (UNSPEC_TAN): New constant.
21818 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21819 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21820 to correctly model move of constant 1.0 to top stack slot.
21821 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21822 (unnamed peephole2 pattern): Remove corresponding peephole2
21823 pattern that optimizes tan insn and loading of constant 1.0.
21824 (tanxf2): Use fptanxf4_i387.
21825 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21826 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21827 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21828 disable patterns for SSE math.
21829 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21830 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21832 2007-01-18 Dirk Mueller <dmueller@suse.de>
21833 Richard Guenther <rguenther@suse.de>
21836 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21837 * common.opt (Warray-bounds): Add new warning option.
21838 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21840 * Makefile.in: make tree-vrp.o depend on toplev.h
21841 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21843 (check_array_refs, check_array_bounds, check_array_ref): New.
21845 2007-01-18 Jan Hubicka <jh@suse.cz>
21847 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21848 (execute_ssa_ccp): Return flags conditionally.
21849 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21851 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21853 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21855 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21856 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21858 * Makefile.c (GTFILES): Add cfglayout.h.
21859 * gengtype.c (open_base_files): Likewise.
21860 * cfglayout.c (cfg_layout_function_footer,
21861 cfg_layout_function_header) Reindent to make gengtype happy.
21862 * cfglayout.h (cfg_layout_function_footer,
21863 cfg_layout_function_header): Add GTY(()) marker.
21865 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21867 2007-01-18 Ben Elliston <bje@au.ibm.com>
21869 * genautomata.c (write_automata): Include xstrerror output in the
21870 error message if writing the DFA description file fails.
21872 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21874 * config/mips/mips-protos.h (mips_output_external): Make it
21876 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21877 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21878 (extern_list): Likewise.
21879 (extern_head): Likewise.
21880 (TARGET_ASM_FILE_END): Likewise.
21881 (mips_file_end): Likewise.
21882 (mips_output_external): Rewritten.
21884 2007-01-18 Ben Elliston <bje@au.ibm.com>
21886 * genpreds.c (write_insn_preds_c): Only write out the function
21887 body for regclass_for_constraint if we have register constraints.
21889 2007-01-17 Tom Tromey <tromey@redhat.com>
21891 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21892 * doc/install.texi (Testing): Use sourceware.org.
21893 (Binaries): Likewise.
21894 (Specific): Likewise.
21895 * doc/contrib.texi (Contributors): Use sourceware.org.
21897 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21899 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21900 (AVR_ENHANCED): Rename to ...
21901 (AVR_HAVE_MUL): ... new.
21902 (avr_enhanced_p): Rename to ...
21903 (avr_have_mul_p): ... new.
21904 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21905 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21906 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21907 (avr_have_mul_p): ... new.
21908 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21909 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21910 'avr_enhanced_p' and 'enhanced'.
21911 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21912 AVR_HAVE_MUL instead of AVR_ENHANCED.
21913 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21914 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21915 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21916 instead of AVR_ENHANCED.
21917 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21918 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21919 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21921 2007-01-17 Ian Lance Taylor <iant@google.com>
21923 * vec.h (VEC_reserve_exact): Define.
21924 (vec_gc_p_reserve_exact): Declare.
21925 (vec_gc_o_reserve_exact): Declare.
21926 (vec_heap_p_reserve_exact): Declare.
21927 (vec_heap_o_reserve_exact): Declare.
21928 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21930 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21931 negative parameter.
21932 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21933 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21934 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21935 * vec.c (calculate_allocation): Add exact parameter. Change all
21937 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21938 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21939 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21940 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21941 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21942 (vec_heap_p_reserve_exact): New function.
21943 (vec_heap_o_reserve_exact): New function.
21945 2007-01-17 Jan Hubicka <jh@suse.cz>
21947 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21949 2007-01-17 Eric Christopher <echristo@apple.com>
21951 * config.gcc: Support core2 processor.
21953 2007-01-16 Jan Hubicka <jh@suse.cz>
21955 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21956 the names, just unlink the chain so we don't crash on dangling
21960 2007-01-16 Jan Hubicka <jh@suse.cz>
21962 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21963 * tree-pass.h: Reorder to make IPA passes appear toegher.
21964 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21966 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21967 parameters, do not call early inliner.
21968 * ipa-inline.c: Update comments. Include tree-flow.h
21969 (cgraph_decide_inlining): Do not compute inlining parameters.
21970 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21971 be called with function context set up.
21972 (pass_ipa_inline): Remove unreachable functions before pass.
21973 (cgraph_early_inlining): Simplify assuming to be called from the
21975 (pass_early_inline): New pass.
21976 (cgraph_gate_ipa_early_inlining): New gate.
21977 (pass_ipa_early_inline): Turn into simple wrapper.
21978 (compute_inline_parameters): New function.
21979 (gate_inline_passes): New gate.
21980 (pass_inline_parameters): New pass.
21981 (apply_inline): Move here from tree-optimize.c
21982 (pass_apply_inline): New pass.
21983 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21985 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21986 doing them by hand.
21987 (tree_function_versioning): Do not allocate dummy struct function.
21988 * tree-inline.h (optimize_inline_calls): Update prototype.
21989 * tree-optimize.c (execute_fixup_cfg): Export.
21990 (pass_fixup_cfg): Remove
21991 (tree_rest_of_compilation): Do not apply inlines.
21992 * tree-flow.h (execute_fixup_cfg): Declare.
21993 * Makefile.in (gt-passes.c): New.
21994 * passes.c: Include gt-passes.h
21995 (init_optimization_passes): New passes.
21996 (nnodes, order): New static vars.
21997 (do_per_function_toporder): New function.
21998 (execute_one_pass): Dump current pass here.
21999 (execute_ipa_pass_list): Don't dump current pass here.
22001 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22003 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22004 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22006 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22008 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22009 (strong_alias): Define.
22010 (__gcc_qmul): Provide non-FMA for soft-float.
22011 (__gcc_qdiv): Same.
22016 (__gcc_qunord): New.
22026 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22027 soft-float functions.
22028 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22029 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22030 about long double soft float.
22032 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22033 Tehila Meyzels <tehila@il.ibm.com>
22035 * tree-vectorizer.h (is_pattern_stmt_p): New.
22036 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22037 formatting (tabs instead of spaces). Cleanup and clarify setting
22038 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22039 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22040 (vectorizable_type_demotion): Check that types are integral.
22041 (vectorizable_type_promotion): Likewise.
22042 (vectorizable_store): Fix typo. Eliminate new-line at end of
22045 2007-01-16 Jan Hubicka <jh@suse.cz>
22047 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22050 2007-01-15 Eric Christopher <echristo@apple.com>
22052 * ifcvt.c: Include vec.h, vecprim.h.
22053 (check_cond_move_block): New argument regs.
22054 Reorganize. Add registers used to regs.
22055 (cond_move_process_if_block): Use regs set above as
22058 2007-01-15 Eric Christopher <echristo@apple.com>
22060 * config/darwin.h: Update copyright.
22061 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22062 (LINK_COMMAND_SPEC): Add -u.
22063 (LINK_SPEC): Fix umbrella for above.
22065 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22067 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22070 2007-01-15 Tom Tromey <tromey@redhat.com>
22072 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22073 * doc/install.texi (Testing): Don't mention jacks.
22074 (Configuration): Document --enable-java-maintainer-mode. Move
22075 --with-java-home to libgcj-specific section. Document
22077 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22079 2007-01-15 Jan Hubicka <jh@suse.cz>
22081 * tree-ssa-dce.c (DCE_TODOs): New.
22082 (propagate_necessity): Return if something changed.
22083 (eliminate_unnecessary_stmts): Likewise.
22084 (perform_tree_ssa_dce): Return TODO flags when needed.
22085 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22087 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22089 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22090 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22091 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22092 patterns using X87MODEF12 mode macro. Extend operand 1
22093 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22094 (log10<mode>2): Ditto.
22095 (log2<mode>2): Ditto.
22096 (log1p<mode>2): Ditto.
22097 (logb<mode>2): Ditto.
22098 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22099 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22100 (*fxtractxf3_i387): Rename from *fxtractxf3.
22101 (fxtract_extend<mode>xf3_i387): New insn pattern.
22102 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22103 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22104 and gen_fyl2xxf3_i387().
22106 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22108 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22109 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22110 get_loop_exit_edges. Changed return type to bool.
22111 * cfgloop.h (fix_loop_placement): Declaration removed.
22113 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22115 * param.h (MIN_VECT_LOOP_BOUND): New.
22116 * params.def (MIN_VECT_LOOP_BOUND): New.
22117 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22118 argument - minimum threshold for number of iterations.
22119 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22120 argument to declaration.
22121 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22122 MIN_VECT_LOOP_BOUND.
22123 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22124 slpeel_tree_peel_loop_to_edge with additional argument.
22125 (vect_do_peeling_for_alignment): Likewise.
22126 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22128 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22131 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22132 operands of size 1.
22134 2007-01-14 Jan Hubicka <jh@suse.cz>
22136 * tree-dfa.c (remove_referenced_var): New function.
22137 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22138 prune referenced vars list too.
22139 * tree-flow.h (remove_referenced_var): Declare.
22141 2007-01-14 Jan Hubicka <jh@suse.cz>
22143 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22145 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22146 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22147 * except.h (verify_eh_throw_table_statements): Kill prototype.
22148 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22149 into call exrepssions.
22150 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22152 * tree-cfg.c: Include pointer-set.h.
22153 (verify_node_sharing): Work on pointer set.
22154 (verify_eh_throw_stmt_node): New.
22155 (verify_stmts): Use pointers sets, verify throw_stmt.
22157 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22159 * ipa-reference.c (analyze_function): Consider also addresses taken
22162 2007-01-12 Roger Sayle <roger@eyesopen.com>
22164 * c-typeck.c (null_pointer_constant_p): Replace use of
22165 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22166 (build_c_cast): Likewise.
22168 2007-01-12 Roger Sayle <roger@eyesopen.com>
22170 * tree.h (force_fit_type_double): Remove unused final argument.
22171 * c-common.c (constant_expression_warning): Replace use of
22172 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22173 (convert_and_check): Likewise.
22174 (shorten_compare): Update call to force_fit_type_double.
22175 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22176 * convert.c (convert_to_pointer): Update call to
22177 force_fit_type_double.
22178 * fold-const.c (force_fit_type_double): Remove overflowed_const
22180 (int_const_binop, fold_convert_const_int_from_int,
22181 fold_convert_const_int_from_real, fold_div_compare,
22182 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22183 fold_abs_const, fold_not_const): Remove the final argument from
22184 calls to force_fit_type_double.
22186 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22188 * configure.ac: Set insn to "nop" for spu-*-* also.
22189 * configure: Regenerate.
22191 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22193 * builtins.def : Add BUILT_IN_FREE.
22195 2007-01-12 Jan Hubicka <jh@suse.cz>
22197 PR tree-optimization/30443
22198 * tree-inline.c (tree_function_versioning): Do not optimize when
22199 cloning for inlining.
22201 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22203 * doc/loop.texi: Document recording of loop exits.
22204 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22205 (update_single_exits_after_duplication,
22206 update_single_exit_for_duplicated_loop,
22207 update_single_exit_for_duplicated_loops): Removed.
22208 (duplicate_loop_to_header_edge): Do not call
22209 update_single_exits_after_duplication and
22210 update_single_exit_for_duplicated_loops.
22211 (loop_version): Do not update single_exit information.
22212 (fix_loop_structure): Use record_loop_exits instead of
22213 mark_single_exit_loops.
22214 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22215 the lists of loop exits.
22216 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22217 split_edge, merge_blocks): Update the lists of loop exits.
22218 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22219 loop_optimizer_init.
22220 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22221 of mark_single_exit_loops.
22222 (loop_optimizer_finalize): Call release_recorded_exits.
22223 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22224 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22225 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22226 update single exit information.
22227 * lambda-code.c (perfect_nestify): Ditto.
22228 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22229 (mark_single_exit_loops): Removed.
22230 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22231 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22232 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22234 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22235 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22236 (verify_loop_structure): Verify consistency of the exit lists.
22237 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22238 (set_single_exit): Removed.
22239 * cfgloop.h (struct loop_exit): New function.
22240 (struct loop): single_exit_ field replaced by exits field.
22241 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22242 LOOPS_HAVE_RECORDED_EXITS.
22243 (struct loops): Added exits hash.
22244 (mark_single_exit_loops, set_single_exit): Declaration removed.
22245 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22247 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22249 * doc/invoke.texi: Avoid use of @headitem.
22251 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22253 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22255 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22257 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22260 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22261 Richard Sandiford <richard@codesourcery.com>
22263 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22264 * config/m68k/m68k.opt: Resort options.
22265 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22267 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22268 Richard Sandiford <richard@codesourcery.com>
22270 * doc/invoke.texi: Document the macros that are defined by
22271 m68k's -mtune and -mhard-float options.
22272 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22273 (m68k_cpp_cpu_family): Likewise.
22274 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22275 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22276 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22277 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22278 (m68k_cpp_cpu_family): Likewise.
22280 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22282 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22283 macros besides mc68000 as tuning macros. Use a switch statement
22284 to set them and mcpu32.
22286 2007-01-12 Julian Brown <julian@codesourcery.com>
22288 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22289 (TARGET_68040_ONLY): Rename to...
22290 (TARGET_68040): ...this.
22291 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22292 * config/m68k/m68k.md: Likewise.
22294 2007-01-12 Julian Brown <julian@codesourcery.com>
22295 Nathan Sidwell <nathan@codesourcery.com>
22296 Richard Sandiford <richard@codesourcery.com>
22298 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22299 the -mcpu= argument associated with the --with-cpu setting.
22300 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22301 if different from the one implied by the -mcpu setting.
22302 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22303 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22304 * doc/invoke.texi: Mention ColdFire in the introduction to the
22305 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22306 -mno-div and -mhard-float options. Make -m68881 a synonym for
22307 -mhard-float. Document the previously-undocumented -m5206e,
22308 -m528x, -m5307 and -m5407 options. Tweak the existing option
22309 documentation for consistency.
22310 * doc/install.texi: Mention new --with-cpu arguments.
22311 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22312 default CPU if neither -mcpu nor -march are specified.
22313 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22314 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22315 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22316 using m68k_tune to decide between families that implement the
22317 same ISA. Use m68k_tune to set __mcfv4e__.
22318 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22319 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22320 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22321 (FL_ISA_C, FL_ISA_MMU): New macros.
22322 (MASK_COLDFIRE): Delete.
22323 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22324 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22325 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22326 (TARGET_HARD_FLOAT): Do not define here.
22327 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22328 (TUNE_68000): New macro.
22329 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22330 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22331 (TUNE_CFV2): Redefine in terms of m68k_tune.
22332 (uarch_type, target_device, fpu_type): New enums.
22333 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22334 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22335 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22336 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22337 (FL_FOR_isa_c): New macros.
22338 (m68k_isa): New enum.
22339 (m68k_target_selection): New structure.
22340 (all_devices, all_isas, all_microarchs): New tables.
22341 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22342 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22343 (MASK_ALL_CPU_BITS): Delete.
22344 (m68k_find_selection): New function.
22345 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22346 Map the legacy target options to a combination of the new ones.
22347 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22348 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22349 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22351 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22352 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22354 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22355 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22356 * config/m68k/m68k-devices.def: New file.
22358 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22359 Nathan Sidwell <nathan@codesourcery.com>
22361 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22362 (SUBTARGET_EXTRA_SPECS): New macros.
22363 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22364 use %(asm_cpu_spec) instead.
22365 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22366 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22367 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22368 (EXTRA_SPECS): Rename to...
22369 (SUBTARGET_EXTRA_SPECS): ...this.
22371 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22372 Richard Sandiford <richard@codesourcery.com>
22373 Julian Brown <julian@codesourcery.com>
22375 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22376 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22377 to the configuration's default CPU.
22378 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22379 Remove default masks.
22380 (m680[012]0-*-*): Set the default with_cpu to the first part of
22382 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22383 (m68k*-*-linux): Extend the --with-cpu handling to...
22384 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22385 and m68010. Don't set target_cpu_default2.
22386 * doc/install.texi: Document --with-cpu for m68k.
22387 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22388 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22389 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22390 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22391 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22392 (ASM_SPEC): Remove use of %(asm_cpu_default).
22393 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22394 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22395 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22396 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22397 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22398 (TARGET_DEFAULT): Delete.
22399 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22400 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22401 (CPP_CPU_SPEC): Delete.
22402 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22403 the appropriate string.
22404 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22405 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22406 (ASM_SPEC): Don't use %(asm_default_spec).
22407 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22408 TARGET_DEFAULT and add MASK_68881.
22409 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22411 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22413 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22414 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22415 MASK_68010 alongside MASK_68020.
22416 * doc/invoke.texi: Document -m68010.
22417 * config/m68k/m68k.opt (m68010): New.
22418 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22420 (TUNE_68010): New macro.
22421 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22422 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22423 (M68K_CPU_m68332): Add MASK_68010.
22424 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22425 fallback definition.
22426 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22428 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22429 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22430 to all entries that use MASK_68020.
22431 (output_move_simode_const, output_move_himode, output_move_qimode)
22432 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22433 instead of TARGET_68020 to select clr behavior. Remove comment
22434 about there being no TARGET_68010.
22435 * config/m68k/m68k.md: Likewise throughout.
22437 2007-01-12 Julian Brown <julian@codesourcery.com>
22439 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22440 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22441 * config/m68k/m68k.md: Likewise.
22443 2007-01-12 Julian Brown <julian@codesourcery.com>
22445 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22446 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22448 2007-01-12 Julian Brown <julian@codesourcery.com>
22450 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22451 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22452 * config/m68k/m68k.md: Likewise.
22454 2007-01-12 Julian Brown <julian@codesourcery.com>
22455 Richard Sandiford <richard@codesourcery.com>
22457 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22458 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22459 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22461 (TARGET_CPU32): Rename to...
22462 (TUNE_CPU32): ...this.
22463 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22464 (TUNE_CFV2): New macros.
22465 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22466 remove conditions that are implied by TARGET_68020.
22467 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22468 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22469 (m68k_output_function_epilogue): Likewise.
22470 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22471 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22472 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22473 non-68000 timings. Refactor multiplication and division costs.
22474 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22475 TUNE_CPU32 instead of TARGET_CPU32.
22476 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22477 and TUNE_68060 instead of TARGET_68060.
22478 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22479 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22481 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22482 && !TARGET_COLDFIRE" to choose between moveq and clr.
22483 Likewise in the unnamed movsf pattern.
22484 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22485 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22488 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22490 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22491 of tabbing before backslashes.
22493 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22495 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22496 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22497 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22499 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22501 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22502 find_interesting_uses_cond.
22503 (find_interesting_uses_cond): Use extract_cond_operands.
22504 (rewrite_use_compare): Use extract_cond_operands and
22505 force_gimple_operand_bsi. Do not call update_stmt.
22506 (determine_use_iv_cost_condition): Use extract_cond_operands.
22507 Return cheaper of using original bound and changing the exit bound.
22509 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22511 PR tree-optimization/29516
22512 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22513 most_expensive_mult_to_index, addr_to_parts,
22514 create_mem_ref, maybe_fold_tmr): Make the type of
22515 fields of TARGET_MEM_REF sizetype.
22516 (move_fixed_address_to_symbol, move_pointer_to_base):
22518 * tree.def (TARGET_MEM_REF): Add comment on types of
22521 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22523 * c-common.c (vector_types_convertible_p): Treat opaque types as
22524 always convertible if they have the same size, but not otherwise.
22526 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22528 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22529 Remove the b_unconditional field.
22530 (noce_try_sign_mask): Do not look at b_unconditional.
22531 (noce_process_if_block): Do not use merge_if_blocks. Update
22532 the CFG here. Do not set b_unconditional.
22533 (cond_move_process_if_block): Likewise.
22534 (find_cond_trap): Likewise.
22535 (check_cond_move_block): Require simple jump insns at the end
22536 of the basic block.
22538 2007-01-11 Jan Hubicka <jh@suse.cz>
22540 PR tree-optimization/1046
22541 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22542 when alias info is not ready.
22543 (pass_tail_recursion): Do not require aliasing.
22544 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22545 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22546 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22547 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22548 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22549 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22550 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22552 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22553 When aliasing is not build, mark statement as volatile.
22555 2007-01-11 Tom Tromey <tromey@redhat.com>
22557 PR preprocessor/15185, PR preprocessor/20989:
22558 * doc/cppopts.texi <-MT>: Update description of algorithm for
22559 computing default target.
22560 <-M, -MD>: Reword "basename" text.
22562 2007-01-11 Roger Sayle <roger@eyesopen.com>
22564 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22565 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22566 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22567 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22568 fold_builtin_bswap, real_constp, fold_builtin_pow,
22569 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22570 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22571 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22572 * convert.c (convert_to_pointer): Likewise.
22573 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22574 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22575 const_binop, fold_convert_const_int_from_int,
22576 fold_convert_const_int_from_real,
22577 fold_convert_const_real_from_real, sign_bit_p,
22578 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22579 fold_sign_changed_comparison, fold_unary, fold_comparison,
22580 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22581 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22582 * print-tree.c (print_node_brief, print_node): Likewise.
22583 * stor-layout.c (place_field, layout_type): Likewise.
22584 * tree-chrec.c (keep_cast): Likewise.
22585 * tree.c (build_vector, build_real, build_real_from_int_cst,
22586 build_complex): Likewise.
22588 2007-01-11 Roger Sayle <roger@eyesopen.com>
22590 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22591 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22593 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22595 * configure.ac (strict1_warn): Rename to strict_warn.
22596 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22597 cc_set_by_configure, quoted_cc_set_by_configure,
22598 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22599 all_boot_languages, all_stagestuff): Remove.
22600 (target_list): Remove bootstrap targets.
22601 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22602 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22603 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22604 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22605 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22606 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22607 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22608 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22609 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22610 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22611 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22612 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22613 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22614 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22615 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22616 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22617 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22618 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22619 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22620 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22621 (mostlyclean): Adjust.
22622 (clean, distclean): Don't mention bootstrap stuff.
22623 * configure: Regenerate.
22624 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22625 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22626 treelang/config-lang.in (stagestuff): Remove.
22627 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22628 stageprofile, stagefeedback, stagestuff): Remove mention.
22630 2007-01-11 Nick Clifton <nickc@redhat.com>
22632 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22634 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22635 (mcore_arith_K_S_operand): Run the test for the S constraint not
22636 the test for the M constraint.
22637 (mcore_addsub_operand): Do not accept integer values that are
22638 larger than 32 bits.
22639 * config/mcore/mcore.md: Remove unused constraints from split.
22640 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22641 (addsi3): Likewise.
22642 (allocate_stack): Likewise.
22643 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22644 operands to 32 bits.
22645 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22647 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22648 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22649 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22650 mcore_output_bclri, mcore_output_andn, output_inline_const,
22651 mcore_output_move, mcore_output_movedouble): Likewise.
22652 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22653 (output_inline_const): Likewise.
22654 (output_inline_const): Fix format strings used in sprintf
22656 * config/mcore/mcore-protos.h: Update prototypes for changed
22657 functions in mcore.c.
22658 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22659 HOST_WIDE_INT and not int.
22660 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22661 CONST_OK_FOR_N): Likewise.
22662 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22663 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22666 2007-01-10 Jan Hubicka <jh@suse.cz>
22668 * tree-vrp.c (remove_range_assertions): Release defs.
22669 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22670 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22672 2007-01-10 Paul Brook <paul@codesourcery.com>
22674 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22675 * config/arm/arm.md (mulsi3subsi): New insn.
22677 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22679 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22680 (tree_transform_and_unroll_loop): New.
22681 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22684 2007-01-10 Robert Kennedy <jimbob@google.com>
22686 * fold-const.c (fold_comparison): Fold comparisons like (x *
22687 1000 < 0) to (x < 0).
22689 2007-01-10 Ian Lance Taylor <iant@google.com>
22691 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22692 operands have the same priority.
22694 2007-01-10 Tom Tromey <tromey@redhat.com>
22696 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22697 (fold_binary): Likewise.
22698 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22699 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22700 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22701 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22702 * langhooks.h (struct lang_hooks): Removed field
22703 'can_use_bit_fields_p'.
22705 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22707 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22709 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22711 * function.c (get_last_funcdef_no): New function.
22712 * function.h (get_last_funcdef_no): Declare.
22713 * tree-inline.c (initialize_cfun): Add initialization.
22714 (tree_function_versioning): Cleanup.
22716 2007-01-10 Jan Hubicka <jh@suse.cz>
22718 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22721 2007-01-10 Sa Liu <saliu@de.ibm.com>
22722 Ben Elliston <bje@au.ibm.com>
22724 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22725 for SAVE_NONLOCAL and Pmode for any other save level.
22726 * spu-protos.h (spu_restore_stack_block): Declare.
22727 * spu.md (save_stack_block): Remove.
22728 (restore_stack_block): Call spu_restore_stack_block.
22729 * spu.c (spu_restore_stack_block): New function.
22730 (spu_expand_epilogue): Remove old comment.
22732 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22734 PR tree-optimization/30322
22735 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22736 (cand_value_at): Return the value as aff_tree.
22737 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22738 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22739 aff_combination_mult): New functions.
22740 (aff_combination_add): Use aff_combination_add_cst.
22741 (aff_combination_convert): Allow conversions to a wider type.
22742 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22743 * tree-affine.h (aff_combination_mult): Declare.
22745 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22747 * doc/tm.texi: Update documentation to reflect reality of exec
22748 and start file search behaviours. Update copyright year.
22749 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22750 header file directories.
22752 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22754 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22755 (*cosxf2): Rename to cosxf2_i387.
22756 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22757 using X87MODEF12 mode macro. Rename patterns to
22758 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22760 (*cosdf2, *cossf2): Ditto.
22761 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22762 to match extended input operands.
22763 (sincos<mode>3): New expander.
22764 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22765 insn patterns and corresponding splitters.
22767 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22769 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22770 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22772 2007-01-09 Nicolas Pitre <nico@cam.org>
22775 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22777 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22779 * target.h (struct gcc_target): New field library_rtti_comdat.
22780 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22781 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22782 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22783 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22785 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22787 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22789 2007-01-08 Richard Guenther <rguenther@suse.de>
22791 * tree.h (force_fit_type_double): Export.
22792 (force_fit_type): Remove.
22793 * fold-const.c (force_fit_type_double): New function.
22794 (force_fit_type): Remove.
22795 (int_const_binop): Use it.
22796 (fold_convert_const_int_from_int): Likewise.
22797 (fold_convert_const_int_from_real): Likewise.
22798 (fold_div_compare): Likewise.
22799 (fold_sign_changed_comparison): Likewise.
22800 (fold_unary): Likewise.
22801 (fold_negate_const): Likewise.
22802 (fold_abs_const): Likewise.
22803 (fold_not_const): Likewise.
22804 * c-common.c (shorten_compare): Use force_fit_type_double.
22805 * convert.c (convert_to_pointer): Likewise.
22807 2007-01-08 Richard Guenther <rguenther@suse.de>
22809 * tree.h (build_int_cst_wide_type): Export.
22810 * tree.c (build_int_cst_wide_type): New function.
22811 (build_int_cst_wide): Fix comment.
22812 * builtins.c (fold_builtin_object_size): Use build_int_cst
22813 to build -1 or 0 of the correct type. Use fit_double_type
22814 to check for overflow.
22815 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22817 (decode_field_reference): Likewise.
22818 (all_ones_mask_p): Likewise.
22819 (native_interpret_int): Use build_int_cst_wide_type.
22820 (fold_binary): Use build_int_cst_type to build an all-ones
22822 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22824 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22826 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22828 2007-01-09 Ben Elliston <bje@au.ibm.com>
22830 * genautomata.c (STATS_OPTION): New option.
22831 (stats_flag): New flag.
22832 (gen_automata_option): Handle it.
22833 (initiate_automaton_gen): Ditto.
22834 (write_automata): Output statistics only if stats_flag is
22835 set. Likewise, output time statistics only if time_flag is set.
22836 * doc/md.texi (Processor pipeline description): Document new flag.
22838 2007-01-08 Richard Guenther <rguenther@suse.de>
22840 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22841 * tree.c (build_int_cst_type): Likewise.
22842 (size_in_bytes): Don't call force_fit_type on the result.
22843 (int_fits_type_p): Use fit_double_type.
22844 * fold-const.c (fit_double_type): New function.
22845 (force_fit_type): Use it.
22846 * tree.h (fit_double_type): Export.
22848 2007-01-08 Jan Hubicka <jh@suse.cz>
22850 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22851 * ipa.c (function_and_variable_visibility): Fix return type.
22853 2007-01-08 Richard Guenther <rguenther@suse.de>
22855 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22856 of offset to build the index.
22857 * tree-pretty-print.c (dump_generic_node): Don't build negated
22858 const just for printing.
22859 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22860 * builtins.c (fold_builtin_int_roundingfn): Check if result
22861 fits the type by using force_fit_type and comparing the result.
22862 * predict.c (predict_loops): Use compare_tree_int for comparison.
22863 * tree.c (build_int_cst): Fall back to integer_type_node for
22865 (build_int_cst_wide): Assert type is non-null.
22867 2007-01-08 Roberto Costa <roberto.costa@st.com>
22869 * tree-vrp.c (extract_range_from_cond_expr): New.
22870 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22871 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22873 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22874 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22875 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22876 used as expressions.
22877 * tree-object-size.c (cond_expr_object_size): New.
22878 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22880 2007-01-08 Jan Hubicka <jh@suse.cz>
22882 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22883 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22886 2007-01-08 Richard Guenther <rguenther@suse.de>
22888 PR tree-optimization/23603
22889 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22890 (extract_range_from_binary): Fall back to truthvalue instead of
22891 varying for TRUTH_*_EXPR.
22892 (extract_range_from_comparison): Fall back to truthvalue instead of
22894 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22895 if all visited PHI values were constant.
22897 2007-01-08 Jan Hubicka <jh@suse.cz>
22899 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22900 (cgraph_analyze_function): break out from ...
22901 (cgraph_finalize_compilation_unit): ... here.
22902 (cgraph_expand_function): Remove forgoten commented out line.
22903 (cgraph_optimize): Analyze functions.
22905 2007-01-08 Jan Hubicka <jh@suse.cz>
22907 * tree-pas.h (TODO_remove_function): New flag.
22908 (TODO_update*): Renumber.
22909 (pass_ipa_increase_alignment,
22910 pass_ipa_function_and_variable_visibility): New passes.
22911 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22912 (cgraph_function_and_variable_visibility): Move to ipa.c
22913 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22914 cgraph_increase_alignment.
22915 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22916 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22917 calling tree-inline.
22918 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22919 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22920 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22921 (gate_increase_alignment): New function.
22922 (pass_ipa_increase_alignment): New pass.
22923 * ipa.c: Inline tree-pass.h and timevar.h
22924 (function_and_variable_visibility): Move here from cgraphunit.c
22925 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22926 * passes.c (init_optimization_passes): Add the two new passes.
22927 (execute_todo): Handle cgraph_remove_functions.
22929 2007-01-08 Nick Clifton <nickc@redhat.com>
22931 * config/frv/predicates.md (reg_or_0_operand): Accept
22934 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22936 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22937 * config.gcc: Add bfin*-rtems*.
22939 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22941 * c.opt: Add -flax-vector-conversions.
22942 * c-typeck.c (convert_for_assignment): Pass flag to
22943 vector_types_convertible_p to allow emission of note.
22944 (digest_init): Likewise.
22945 * c-opts.c: Handle -flax-vector-conversions.
22946 * c-common.c (flag_lax_vector_conversions): New.
22947 (vector_types_convertible_p): Unless -flax-vector conversions
22948 has been passed, disallow conversions between vectors with
22949 differing numbers of subparts and/or element types. If such
22950 a conversion is disallowed, possibly emit a note on the first
22951 occasion only to inform the user of -flax-vector-conversions.
22952 The new last argument specifies this.
22953 * c-common.h (flag_lax_vector_conversions): New.
22954 (vector_types_convertible_p): Add extra argument.
22955 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22956 char_type_node for V*QI type vectors.
22957 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22958 Update to satisfy new typechecking rules.
22959 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22960 C and C++ variants.
22961 * doc/invoke.texi (C Dialect Options): Document
22962 -flax-vector-conversions.
22964 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22966 PR tree-optimization/29877
22967 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22968 a register variable on the RHS to not be replaceable.
22970 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22971 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22972 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22973 const_simm15, const_pow2, const_npow2): Added.
22974 * config/score/misc.md (insv, extv, extzv, movmemsi,
22975 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22976 * config/score/score.c (score_address_cost, score_select_cc_mode):
22978 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22979 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22980 Update score_print_operand.
22981 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22982 Adjust register allocate order and update some macro define.
22983 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22984 mdx_block_move_straight, mdx_block_move_loop_head,
22985 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22986 mdx_block_move_loop, mdx_block_move): Added.
22987 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22988 mdp_limm): Updated and fix some bug and typo.
22989 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22990 (movsf, movdf, doloop_end): Added.
22992 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22994 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22995 config/arm/thumb2.md: Fix comment typos.
22996 * doc/extend.texi: Fix a typo.
22998 2007-01-07 Eric Christopher <echristo@apple.com>
23000 * configure.ac: Check for __stack_chk_fail for darwin.
23001 * configure: Regenerate.
23003 2007-01-07 Richard Guenther <rguenther@suse.de>
23005 * tree-vrp.c (extract_range_from_assert): CSE calls to
23006 compare_values where possible.
23007 (extract_range_from_unary_expr): Likewise.
23009 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23011 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23012 * config/avr/avr.c (call_insn_operand): Delete function.
23013 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23014 instead of register number. Use predicates.
23015 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23016 call_insn_operand): Add.
23018 2007-01-06 Jan Hubicka <jh@suse.cz>
23020 * tree-pass.h (pass_build_cgraph_edges): Declare.
23021 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23022 (visited_nodes): Remove.
23023 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23024 build_cgrpah_edges; make visited_nodes local.
23025 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23026 (record_references_in_initializer): Move to cgraphbuild.c
23027 (initialize_inline_failed, rebuild_cgraph_edges,
23028 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23029 (verify_cgraph_node): Make visited_nodes local.
23030 (cgraph_analyze_function): Do not call cgraph_create_edges and
23031 initialize_inline_failed.
23032 (cgraph_expand_function): Do not call cgraph_lower_function;
23033 assert that function is already lowered.
23034 * Makefile.in (cgraphbuild.o): New.
23035 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23036 at the end of lowering passes.
23038 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23040 * ifcvt.c (cond_move_convert_if_block): New function, code
23041 factored out from...
23042 (cond_move_process_if_block): ...here. Call the new function
23043 on the THEN and ELSE blocks.
23044 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23045 already takes care of this.
23047 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23050 * tree.h (TREE_OVERFLOW_P): New.
23051 * c-typeck.c (parser_build_unary_op): Warn only if result
23052 overflowed and operands did not.
23053 (parser_build_binary_op): Likewise.
23054 (convert_for_assignment): Remove redundant overflow_warning.
23055 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23057 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23059 * c-typeck.c (store_init_value): Split over two lines to follow
23060 the GNU coding style.
23062 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23064 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23065 __GXX_EXPERIMENTAL_CXX0X__.
23066 * doc/cpp.texi: Same.
23068 2007-01-05 Richard Guenther <rguenther@suse.de>
23070 PR middle-end/27826
23071 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23072 with mismatched types. Instead explicitly build a
23073 conversion NOP_EXPR.
23075 2007-01-05 Ian Lance Taylor <iant@google.com>
23077 * c-common.c (decl_with_nonnull_addr_p): New function.
23078 (c_common_truthvalue_conversion): Call it.
23079 * c-typeck.c (build_binary_op): Likewise.
23080 * c-common.h (decl_with_nonnull_addr_p): Declare.
23082 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23085 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23088 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23090 * doc/install.texi (Final install): Document the fact that
23091 the GNAT runtime should not be stripped.
23093 2007-01-04 Jan Hubicka <jh@suse.cz>
23095 * tree-inline.c (fold_marked_statements): Update operand caches
23096 and EH after folding
23098 2007-01-04 Ian Lance Taylor <iant@google.com>
23100 * c-common.c (check_function_nonnull): Whitespace fix.
23102 2007-01-04 Jan Hubicka <jh@suse.cz>
23104 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23105 comitted older version of patch.
23106 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23107 function, celanup cfg and collect garbage.
23109 2007-01-04 Mike Stump <mrs@apple.com>
23111 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23114 2007-01-04 Eric Christopher <echristo@apple.com>
23116 * libgcc2.c (__bswapsi2): Use SItype.
23117 (__bswapdi2): Use DItype.
23118 * libgcc2.h: Update for above.
23120 2007-01-04 Paul Brook <paul@codesourcery.com>
23122 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23123 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23124 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23125 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23126 umulsi3_highpart): Make conditional on !arm_arch6.
23127 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23128 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23129 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23130 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23131 umulsi3_highpart_v6): New insns.
23133 2007-01-04 Roger Sayle <roger@eyesopen.com>
23135 * fold-const.c (fold_convert): When casting an expression to void,
23136 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23137 have a type. Instead of attempting to build a NOP_EXPR, return
23138 these "special" trees directly.
23140 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23142 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23143 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23144 rs6000_cost->fp not 0 as adjustment for outer NEG.
23146 2007-01-04 Jan Hubicka <jh@suse.cz>
23148 * cgraph.c (cgraph_release_function_body): New function.
23149 (cgraph_remove_node): Use it.
23150 * cgraph.h (cgraph_release_function_body): Declare.
23151 * cgraphunit.c (cgraph_expand_function): Use it.
23152 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23153 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23154 is initialized and while compilation of other function is running.
23155 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23156 statement CFG annotations from here to ...
23157 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23159 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23161 * cfgloop.h (enum li_flags): Make the constants powers of two.
23163 2007-01-04 Jan Hubicka <jh@suse.cz>
23165 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23167 (fold_marked_statements): New function.
23168 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23169 * tree-inline.h (copy_body_data): Add statements_to_fold.
23171 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23173 * config.gcc: Mention libgcc/config.host.
23174 * Makefile.in: Update comments mentioning libgcc.
23175 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23176 (all.cross, start.encap, rest.encap, rest.cross): Update
23177 dependencies for libgcc move.
23178 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23179 (clean-target, clean-target-libgcc): Delete.
23180 (srcdirify, GCC_EXTRA_PARTS): New macros.
23181 (libgcc-support, libgcc.mvars): New rules.
23182 (distclean): Remove mention of mklibgcc.
23183 (install): Don't reference INSTALL_LIBGCC.
23184 (install-common): Don't reference EXTRA_PARTS.
23185 (install-libgcc, install-multilib): Delete rules.
23186 * mklibgcc.in: Delete file.
23187 * doc/configfiles.texi: Don't mention mklibgcc.
23189 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23190 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23191 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23192 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23193 (mklibgcc, ldblspecs): Likewise.
23195 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23196 (posixpre.def): Use $(T).
23197 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23198 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23199 (SHLIB_LINK): Make dummy.
23200 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23202 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23204 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23205 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23206 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23207 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23209 * configure.ac (all_outputs): Remove mklibgcc.
23210 * configure: Regenerated.
23212 2007-01-03 Josh Conner <jconner@apple.com>
23214 PR middle-end/29683
23215 * calls.c (compute_argument_addresses): Set stack and stack_slot
23216 for partial args, too.
23217 (store_one_arg): Use locate.size.constant for the size when
23218 generating a save_area.
23220 2007-01-03 Robert Kennedy <jimbob@google.com>
23222 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23223 whose definitions are deleted due to basic block merging.
23225 2007-01-03 Paul Brook <paul@codesourcery.com>
23228 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23230 (use_return_insn): Return 0 for Thumb interrupt functions.
23231 (print_multi_reg): Add rfe argument for IRQ returns.
23232 (arm_output_epilogue): Pop interrupt return address directly into PC.
23233 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23235 2007-01-03 Paul Brook <paul@codesourcery.com>
23237 Merge from sourcerygxx-4_1.
23238 * config/arm/thumb2.md: New file.
23239 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23241 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23242 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23243 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23244 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23246 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23247 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23249 * config/arm/ieee754-sf.S: Ditto.
23250 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23251 (thumb1_base_register_rtx_p): ... to this.
23252 (thumb_index_register_rtx_p): Rename...
23253 (thumb1_index_register_rtx_p): ... to this.
23254 (thumb_output_function_prologue): Rename...
23255 (thumb1_output_function_prologue): ... to this.
23256 (thumb_legitimate_address_p): Rename...
23257 (thumb1_legitimate_address_p): ... to this.
23258 (thumb_rtx_costs): Rename...
23259 (thumb1_rtx_costs): ... to this.
23260 (thumb_compute_save_reg_mask): Rename...
23261 (thumb1_compute_save_reg_mask): ... to this.
23262 (thumb_final_prescan_insn): Rename...
23263 (thumb1_final_prescan_insn): ... to this.
23264 (thumb_expand_epilogue): Rename...
23265 (thumb1_expand_epilogue): ... to this.
23266 (arm_unwind_emit_stm): Rename...
23267 (arm_unwind_emit_sequence): ... to this.
23268 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23269 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23270 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23271 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23272 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23273 thumb2_output_casesi): New functions.
23274 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23275 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23276 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23277 THUMB2_WORK_REGS): Define.
23278 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23279 arm_condexec_mask, arm_condexec_masklen)): New variables.
23280 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23281 (arm_override_options): Check new CPU capabilities.
23282 Set new architecture flag variables.
23283 (arm_isr_value): Handle v7m interrupt functions.
23284 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23286 (const_ok_for_arm): Handle Thumb-2 constants.
23287 (arm_gen_constant): Ditto. Use movw when available.
23288 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23290 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23291 (thumb_find_work_register, arm_load_pic_register,
23292 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23293 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23294 print_multi_reg, output_mov_long_double_fpa_from_arm,
23295 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23296 output_mov_double_fpa_from_arm, output_move_double,
23297 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23298 output_return_instruction, arm_output_function_prologue,
23299 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23300 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23301 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23302 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23303 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23304 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23306 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23307 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23308 (arm_file_start): Output directive for unified syntax.
23309 (arm_unwind_emit_set): Handle stack alignment instruction.
23310 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23311 Add v6t2, v7, v7a, v7r and v7m.
23312 (RETLDM): Add Thumb-2 code.
23313 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23314 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23315 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23316 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23317 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23318 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23319 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23320 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23321 ADJUST_INSN_LENGTH): Define.
23322 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23323 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23324 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23325 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23326 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23327 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23328 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23329 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23330 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23331 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23332 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23333 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23334 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23335 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23336 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23337 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23338 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23340 * config/arm/arm-tune.md: Regenerate.
23341 * config/arm/arm-protos.h: Update prototypes.
23342 * config/arm/vfp.md: Enable patterns for Thumb-2.
23343 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23344 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23345 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23346 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23347 * config/arm/libunwind.S: Add Thumb-2 code.
23348 * config/arm/constraints.md: Update include Thumb-2.
23349 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23350 * config/arm/ieee754-df.S: Ditto.
23351 * config/arm/bpabi.S: Ditto.
23352 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23353 * config/arm/predicates.md (low_register_operand,
23354 low_reg_or_int_operand, thumb_16bit_operator): New.
23355 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23356 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23357 * config/arm/t-arm-elf: Add armv7 multilib.
23358 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23360 (UNSPEC_STACK_ALIGN, ce_count): New.
23361 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23362 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23364 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23365 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23366 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23367 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23368 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23369 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23371 * doc/extend.texi: Document ARMv7-M interrupt functions.
23372 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23374 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23376 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23377 (struct _Unwind_Context): Rename args_size to flags, remove
23378 signal_frame field, add a new args_size field and version field.
23379 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23380 _Unwind_IsExtendedContext): New inline functions.
23381 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23382 Assume by_value array is only present if _Unwind_IsExtendedContext.
23383 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23384 _Unwind_IsSignalFrame.
23385 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23386 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23387 (uw_init_context_1): Initialize context->flags to
23388 EXTENDED_CONTEXT_BIT.
23389 * config/rs6000/linux-unwind.h (frob_update_context): Use
23390 _Unwind_SetSignalFrame.
23392 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23394 PR middle-end/30353
23395 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23396 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23399 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23401 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23402 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23403 RET, AT_SP): Remove.
23404 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23407 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23408 * cfgbuild.c (find_basic_blocks): Likewise.
23409 * cfgrtl.c (rtl_create_basic_block): Likewise.
23410 * function.c (temp_slots_at_level): Likewise.
23411 * reg-stack.c (stack_regs_mentioned): Likewise.
23412 * regclass.c (allocate_reg_info): Likewise.
23413 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23414 set_bb_for_stmt, move_block_to_fn): Likewise.
23415 * tree-complex.c (tree_lower_complex): Likewise.
23416 * vec.h (VEC_safe_grow_cleared): New.
23418 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23420 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23422 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23423 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23425 * cfgloopmanip.c (scale_loop_frequencies): Export.
23426 (loopify): Scale the frequencies by prescribed coefficients.
23427 (set_zero_probability): New function.
23428 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23429 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23430 and frequencies according to arguments.
23431 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23433 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23434 * modulo-sched.c (sms_schedule): Set probabilities for entering
23435 versioned loop correctly.
23436 * tree-vect-transform.c (vect_transform_loop): Ditto.
23437 * cfgloop.h (loopify, loop_version): Declaration changed.
23438 (scale_loop_frequencies): Declared.
23440 2007-01-02 Jan Hubicka <jh@suse.cz>
23442 * cgraph.c: Include tree-flow.h
23443 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23444 early_local_passes.
23445 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23446 * tree-pass.h (pass_all_early_optimizations): Declare.
23447 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23448 early_local_passes.
23449 (cgraph_analyze_function): Do early_local_passes.
23450 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23451 Do not add referenced vars.
23452 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23454 (gate_all_early_local_passes): New gate.
23455 (pass_early_local_passes): Use new gate.
23456 (execute_early_local_optimizations): New functions.
23457 (gate_all_early_optimizations): New gate.
23458 (pass_all_early_optimizations): New pass.
23459 (execute_free_datastructures): Free SSA only when initialized.
23460 (gate_init_datastructures): Init only when optimizing.
23461 (tree_lowering_passes): Do early local passes when called late.
23462 * tree-profile.c (do_tree_profiling): Don't profile functions added
23464 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23465 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23467 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23468 during early_local_passes.
23469 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23472 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23474 * Makefile.in: Update copyright year.
23476 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23478 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23479 in $(lang_checks) and check-consistency targets.
23481 2007-01-02 Jan Hubicka <jh@suse.cz>
23483 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23484 Do not add referenced vars.
23485 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23487 * passes.c (init_optimization_passes): Put mudflap_2 after
23488 free_datastructures.
23490 2007-01-02 Jan Hubicka <jh@suse.cz>
23492 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23493 Set NOTHROW flag on call statements proved to be nothrow.
23494 Update statement of local calls so new pure/const functions are
23495 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23497 (tree_rest_of_compilation): Register hooks and initialize bitmap
23498 early. Do not set after_inlining flag.
23500 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23502 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23503 HOST_BITS_PER_LONGLONG
23505 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23508 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23509 warning for non-static initializers.
23511 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23513 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23514 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23515 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23516 Always use set_unique_reg_note to add REG_EQUAL notes.
23518 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23521 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23523 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23524 * cfgbuild.c (find_basic_blocks): Likewise.
23525 * cfgrtl.c (rtl_create_basic_block): Likewise.
23526 * function.c (temp_slots_at_level): Likewise.
23527 * reg-stack.c (stack_regs_mentioned): Likewise.
23528 * regclass.c (allocate_reg_info): Likewise.
23529 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23530 set_bb_for_stmt, move_block_to_fn): Likewise.
23531 * tree-complex.c (tree_lower_complex): Likewise.
23532 * vec.h (VEC_safe_grow_cleared): New.
23534 2007-01-02 Ian Lance Taylor <iant@google.com>
23536 * c-common.c (c_common_truthvalue_conversion): When warning about
23537 using an assignment as a truth value, set TREE_NO_WARNING.
23539 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23542 * c.opt (Wold-style-declaration): New.
23543 * doc/invoke.texi (C-only Warning Options): New.
23544 (Wold-style-declaration): Document it.
23545 (Wextra): Enabled by -Wextra.
23546 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23547 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23548 -Wold-style-declaration.
23550 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23552 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23553 * cfgbuild.c (find_basic_blocks): Likewise.
23554 * cfgrtl.c (rtl_create_basic_block): Likewise.
23555 * function.c (temp_slots_at_level): Likewise.
23556 * reg-stack.c (stack_regs_mentioned): Likewise.
23557 * regclass.c (allocate_reg_info): Likewise.
23558 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23559 set_bb_for_stmt, move_block_to_fn): Likewise.
23560 * tree-complex.c (tree_lower_complex): Likewise.
23561 * vec.h (VEC_safe_grow_cleared): New.
23563 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23565 * c-common.c (c_common_nodes_and_builtins): Since variants of
23566 void_type_node get built before it is given a name, we need to
23567 give those variants the name, too.
23568 (complete_array_type): We need to work with the canonical main
23569 type of the array, from which we will build the qualified version.
23570 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23571 * print-tree.c (print_node): Display canonical type information
23573 * stor-layout.c (layout_type): When we don't know the
23574 alignment of a type for which we're building an array, we end up
23575 guessing wrong, so make the type require structural equality.
23576 * tree.c (make_node_stat): When we build a new type, it is its
23577 own canonical type.
23578 (build_type_attribute_qual_variant): When building an attribute
23579 variant, its canonical type is the non-attribute variant. However,
23580 if the attributes are target-dependent and they differ, we need to
23581 use structural equality checks for this type.
23582 (build_qualified_type): A qualified type is not equivalent to its
23583 unqualified variant; set the canonical type appropriately.
23584 (build_distinct_type_copy): When building a distinct type from
23585 another type, the new type is its own canonical type.
23586 (build_variant_type_copy): When building a new type variant, we
23587 assume that it is equivalent to the original type.
23588 (build_pointer_type_for_mode): When building a pointer type, also
23589 build a canonical type pointer.
23590 (build_reference_type_for_mode): When building a reference type,
23591 also build a canonical type reference.
23592 (build_index_type): When we can't hash an index type (e.g.,
23593 because its maximum value is negative), the index type requires
23594 structural equality tests.
23595 (build_array_type): Build the canonical form of an array type.
23596 (build_function_type): Function types require structural equality,
23597 because they contain default arguments, attributes, etc.
23598 (build_method_type_directly): Ditto for method types.
23599 (build_offset_type): Build the canonical offset type.
23600 (build_complex_type): Build the canonical vector type.
23601 (make_vector_type): Build the canonical vector type.
23602 * tree.h (TYPE_CANONICAL): New.
23603 (TYPE_STRUCTURAL_EQUALITY_P): New.
23604 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23605 (struct tree_type): Added "canonical" field.
23606 * params.h (VERIFY_CANONICAL_TYPES): New.
23607 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23608 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23609 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23610 * doc/invoke.texi (verify-canonical-types): Document --param
23611 parameter for verifying canonical types.
23613 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23615 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23616 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23617 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23618 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23620 * config/rs6000/e500.h: New.
23621 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23622 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23624 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23625 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23626 TARGET_E500_DOUBLE): Remove.
23627 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23628 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23629 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23630 * config/rs6000/rs6000.c (rs6000_override_options): Use
23631 CHECK_E500_OPTIONS.
23633 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23635 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23636 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23637 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23638 rs6000_emit_cmove): Don't check TARGET_E500.
23639 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23640 sordered): Don't check TARGET_E500.
23642 2007-01-01 Eric Christopher <echristo@apple.com>
23644 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23645 HARD_REGISTER_NUM_P.
23647 2007-01-01 Roger Sayle <roger@eyesopen.com>
23649 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23650 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23651 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23654 2007-01-01 Mike Stump <mrs@apple.com>
23656 * configure.ac: Remove support for building with Apple's gcc-3.1.
23658 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23660 PR middle-end/30311
23661 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23662 REG is a hard register. Do not modify REG before calling
23664 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23665 multiple of the size of YMODE for certain lowpart cases.
23667 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23669 PR middle-end/30253
23670 * gimplify (voidify_wrapper_expr): Update for
23671 GIMPLE_MODIFY_STMT.
23673 2007-01-01 Andreas Schwab <schwab@suse.de>
23676 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23677 save of BR0 in extra_spill_size instead of spill_size.
23678 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23680 (ia64_expand_epilogue): Restore BR0 from its new location.
23682 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23684 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23685 Use a temporary variable if the left hand side is not a gimple
23688 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23690 * gimplify.c (gimplify_return_expr): Make the temporary variable
23691 for the return expression, a gimple register variable.
23693 2007-01-01 Jan Hubicka <jh@suse.cz>
23695 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23698 2007-01-01 Mike Stump <mrs@apple.com>
23700 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23702 * config/darwin.c (machopic_select_rtx_section): Use
23703 HAVE_GAS_LITERAL16.
23704 (darwin_mergeable_constant_section): Likewise.
23705 * configure: Regenerate.
23706 * config.in: Regenerate.
23708 2007-01-01 Jan Hubicka <jh@suse.cz>
23709 Andrew Pinski <pinskia@gmail.com>
23711 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23712 before starting IPA passes.