1 2007-08-22 Richard Guenther <rguenther@suse.de>
3 * tree-inline.c (inlinable_function_p): Restore disregarding
4 inline limits for GNU extern inline functions.
6 2007-08-22 Richard Guenther <rguenther@suse.de>
9 * tree.c (host_integerp): Treat sizetype as signed as it is
12 2007-08-21 Ian Lance Taylor <iant@google.com>
14 PR tree-optimization/33134
15 * tree-vrp.c (adjust_range_with_scev): Call
16 set_value_range_to_value.
18 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
20 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
23 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
25 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
28 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
30 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
31 cases to set eight bytes at a time.
32 (expand_block_move): Likewise.
34 2007-08-21 Jakub Jelinek <jakub@redhat.com>
37 * dwarf2out.c (gen_decl_die): Don't call
38 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
40 2007-08-21 Paul Brook <paul@codesourcery.com>
41 Nathan Sidwell <nathan@codesourcery.com>
42 Mark Mitchell <mark@codesourcery.com>
43 Joseph Myers <joseph@codesourcery.com>
45 * configure.ac: Add --with-pkgversion and --with-bugurl.
46 * configure: Regenerate.
47 * doc/install.texi: Document them.
48 * version.c (version_string): Remove VERSUFFIX.
50 (pkgversion_string): New.
51 (bug_report_url): Do not hard-code initializer.
52 * version.h (pkgversion_string): Declare.
53 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
55 (version.o): Define PKGVERSION and BUGURL.
56 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
57 (%.pod): Define BUGURL.
58 * gcc.c (process_command, main): Use pkgversion_string.
59 * toplev.c (compile_file, print_version): Likewise.
60 * protoize.c (main): Likewise.
61 * gcov.c (print_version): Likewise. Update copyright date.
62 * gcov-dump.c (print_version): Likewise. Update copyright date.
63 * mips-tdump.c (main): Likewise. Update copyright date.
64 * mips-tfile.c (main): Likewise. Update copyright date.
65 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
66 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
68 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
69 * doc/gccint.texi: Likewise.
70 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
71 Update copyright date.
73 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
76 (ix86_expand_strlensi_unroll_1): Ditto.
77 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
78 (ix86_expand_carry_flag_compare): Update comment.
80 2007-08-21 Jakub Jelinek <jakub@redhat.com>
83 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
84 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
86 2007-08-21 Richard Guenther <rguenther@suse.de>
88 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
90 2007-08-21 Richard Guenther <rguenther@suse.de>
93 * fold-const.c (fold_binary): Remove index +p PTR folding.
94 Fix types of POINTER_PLUS_EXPR generated by folding of
97 2007-08-20 Chao-ying Fu <fu@mips.com>
99 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
100 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
101 RID_ONEWAY, so that it can be checked in declspecs_add_type.
102 (c_common_fixed_point_type_for_size): Declare.
103 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
104 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
105 (c_token_starts_declspecs): Likewise.
106 (c_parser_declspecs): Likewise.
107 (c_parser_attributes): Likewise.
108 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
109 (c_declspecs): Add saturating_p.
110 * c-decl.c (build_null_declspecs): Initialize saturating_p.
111 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
113 Avoid using void, bool, char, int, float, double, _Decimal32,
114 _Decimal64, _Decimal128, and complex with _Sat.
115 Handle RID_FRACT and RID_ACCUM.
116 Make sure _Sat is used with _Fract or _Accum.
117 (finish_declspecs): Handle cts_fract and cts_accum.
118 * c-common.c (fixed-value.h): New include.
119 (constant_expression_warning): Handle FIXED_CST.
120 (overflow_warning): Likewise.
121 (warnings_for_convert_and_check): Likewise.
122 (c_common_fixed_point_type_for_size): New.
123 (c_common_type_for_mode): Handle fixed-point modes to
124 return various saturating/non-saturating, signed/unsigned types.
125 (c_common_signed_or_unsigned_type): Support fixed-point types.
126 (shorten_compare): Check fixed-point zero.
127 Handle FIXED_POINT_TYPE.
128 (c_common_truthvalue_conversion): Handle FIXED_CST.
129 Handle FIXED_POINT_TYPE.
130 (c_common_nodes_and_builtins): Record builtin types for fixed-point
132 (handle_mode_attribute): Handle fixed-point modes. Need to check
133 if the signness of base type and fixed-point modes are consistent.
134 (handle_vector_size_attribute): Handle fixed-point modes.
135 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
136 (warn_for_div_by_zero): Check fixed-point zero.
137 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
138 a common fixed-point type based on fbit, ibit, sign, and saturation.
139 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
140 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
141 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
142 (convert_for_assignment): Support FIXED_POINT_TYPE.
143 (digest_init): Handle FIXED_POINT_TYPE.
144 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
145 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
146 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
147 GE_EXPR, LT_EXPR, GT_EXPR.
148 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
149 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
150 * target.h (gcc_target): Add fixed_point_supported_p.
151 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
152 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
153 (default_fixed_point_supported_p): Define.
154 * targhooks.h (default_fixed_point_supported_p): Declare.
155 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
156 * doc/install.texi (Configuration): Add --enable-fixed-point.
157 * configure.ac (--enable-fixed-point): New to enable fixed-point
158 arithmetic extension to C. For mips targets, we enable it by default.
159 * configure, config.in: Regenerate.
161 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
163 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
165 2007-08-20 David Edelsohn <edelsohn@gnu.org>
167 * dwarf2out.c (text_section_used): Move declaration outside ifdef
168 DWARF2_DEBUGGING_INFO.
169 (cold_text_section_used): Same.
170 (cold_text_section): Same.
172 2007-08-20 Richard Guenther <rguenther@suse.de>
174 * c-typeck.c (convert_for_assignment): Use the type of
175 the member for the initialization.
177 2007-08-20 Richard Guenther <rguenther@suse.de>
179 * c-objc-common.c (c_disregard_inline_limits): Remove.
180 * c-objc-common.h (c_disregard_inline_limits): Likewise.
181 * cgraphunit.c (cgraph_process_new_functions): Call
182 disregard_inline_limits_p.
183 (cgraph_preserve_function_body_p): Likewise.
184 * ipa-inline.c (compute_inline_parameters): Likewise.
185 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
187 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
188 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
189 disregard_inline_limits langhook.
190 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
192 * langhooks.h (lang_hooks_for_tree_inlining): Remove
193 disregard_inline_limits langhook.
194 * tree-inline.c (disregard_inline_limits_p): New function.
195 * tree-inline.h (disregard_inline_limits_p): Declare.
197 2007-08-20 Richard Guenther <rguenther@suse.de>
199 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
200 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
201 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
202 auto_var_in_fn_p langhook.
203 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
205 * tree.c (auto_var_in_fn_p): ... here.
206 (find_var_from_fn): Call auto_var_in_fn_p directly.
207 * langhooks.h (lang_hooks_for_tree_inlining): Remove
208 auto_var_in_fn_p langhook.
209 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
210 (copy_body_r): Likewise.
211 (self_inlining_addr_expr): Likewise.
212 * tree.h (auto_var_in_fn_p): Declare.
214 2007-08-20 Richard Guenther <rguenther@suse.de>
216 * tree.c (WALK_SUBTREE): Call walk_tree_1.
217 (walk_type_fields): Take lh parameter.
218 (walk_tree): Rename to ...
219 (walk_tree_1): ... this. Do not call the walk_subtrees
220 langhook but the now passed callback. Pass lh on recursion.
221 (walk_tree_without_duplicates): Rename to ...
222 (walk_tree_without_duplicates_1): ... this. Take lh parameter
223 and call walk_tree_1.
224 * tree.h (walk_tree_lh): New typedef.
225 (walk_tree_1): Declare.
226 (walk_tree_without_duplicates_1): Likewise.
227 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
228 (walk_tree_without_duplicates): New define to
229 walk_tree_without_duplicates_1 with NULL lh parameter.
230 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
231 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
233 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
234 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
235 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
238 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
241 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
242 code in front of the compacting of basic blocks.
243 Move the folding of statements inbetween the cgraph checking
244 and compacting of basic blocks.
246 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
247 Serge Belyshev <belyshev@depni.sinp.msu.ru>
250 * config/alpha/alpha.c (va_list_skip_additions): Check for
251 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
252 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
253 PLUS_EXPR when checking ap.__base.
254 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
255 when doing addition on pointer types. Use size_int instead of
257 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
258 ptr_type in the second operand.
260 2007-08-19 Andrew Pinski <pinskia@gmail.com>
263 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
265 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
268 * cfgexpand.c (expand_one_register_var): Mark pointer
269 DECL_ARTIFICIAL as REG_POINTER also.
270 * stmt.c (expand_decl): Likewise.
272 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
279 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
280 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
281 on_worklist argument and avoid adding things to worklist multiple
283 (add_to_worklist): Ditto.
284 (mark_aliases_call_clobbered): Mark entire structure clobbered if
285 single SFT is clobbered.
286 (set_initial_properties): Ditto.
287 (compute_call_clobbered): Update for changes to function
289 (create_overlap_variables_for): Always create SFT for offset 0.
290 (create_structure_vars): Handle PHI's, since we are in SSA form at
292 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
293 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
295 (add_vars_for_offset): Figure out aliases from access + points-to.
296 (add_virtual_operand): Use add_vars-for_offset.
297 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
298 (add_call_clobber_ops): Remove makes_clobbering_call set.
299 (get_expr_operands): Always pass through the INDIRECT_REF
301 * tree-ssa-structalias.c (struct constraint_graph): Remove
303 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
304 address_taken, pt_used, number_incoming.
305 (FIRST_ADDR_NODE): Removed.
306 (merge_graph_nodes): Remove broken code for the moment.
307 (init_graph): New function.
308 (build_pred_graph): Remove code to init_graph.
309 Add location equivalence support.
310 (struct scc_info): Rename roots to deleted.
312 (init_scc_info): Ditto
313 (init_topo_info): Use graph->size.
314 (compute_topo_order): Ditto.
315 (do_da_constraint): Removed.
316 (do_sd_constraint): Remove calls to find().
317 set_union_with_increment should always get 0 as last arg here.
318 (do_complex_constraint): Replace do_da_constraint with assert.
320 (struct equiv_class_label): New.
321 (pointer_equiv_class_table): Ditto.
322 (location_equiv_class_table): Ditto.
323 (equiv_class_label_hash): Ditto.
324 (equiv_class_label_eq): Ditto
325 (equiv_class_lookup): Ditto.
326 (equiv_class_ladd): Ditto.
327 (pointer_equiv_class): Ditto.
328 (location_equiv_class): Ditto.
329 (condense_visit): Rename and rewrite from label_visit to do only
330 SCC related stuff for HU.
331 (label_visit): Do HU work for HU.
332 (perform_var_substitution): Update to do HU and location
334 (free_var_substitution_info): Update to free HU and location
335 equivalence structures. */
336 (find_equivalent_node): Update for pointer but not location
338 (unite_pointer_equivalences): New function.
339 (move_complex_constraints): Rewrite to only do moving.
340 (rewrite_constraints): Split out of move_complex_constraints.
341 (solve_graph): Use graph->size.
342 (process_constraint_1): Add from_call argument, use it.
343 Split *a = &b into two constraints.
344 (process_constraint): Use new process_constraint_1.
345 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
346 (get_constraint_for): Handle non-pointer integers properly.
347 Remove code that used to handle structures.
348 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
349 with unknown addends.
350 (handle_rhs_call): New function.
351 (find_func_aliases): Use handle_rhs_call.
352 (set_uids_in_ptset): Add an assert.
353 (set_used_smts): Fix bug in not considering unified vars.
354 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
355 (compute_points_to_sets): Update for other function changes.
356 (delete_points_to_sets): Ditto.
357 (ipa_pta_execute): Ditto.
358 (pass_ipa_pta): We need to update SSA after ipa_pta.
360 2007-08-19 Jan Hubicka <jh@suse.cz>
362 * i386.md: Replace "rim" and "mri" constraints by "g".
364 2007-08-19 Joseph Myers <joseph@codesourcery.com>
366 * dwarf2out.c (text_section_used, cold_text_section_used,
367 cold_text_section, dwarf2out_note_section_used): New.
368 (dwarf2out_init): Initialize cold_text_section.
369 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
370 dwarf2out_note_section_used.
371 (size_of_aranges): Only count entry for text section if it was
372 used. Count entry for cold text section if it was used.
373 (output_aranges): Only output entries for text section and cold
374 text section if they were used.
376 2007-08-19 Andrew Pinski <pinskia@gmail.com>
378 * tree-pretty-print.c (debug_generic_expr): Add a comment about
380 (debug_generic_stmt): Likewise.
381 (debug_tree_chain): Likewise.
383 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
385 * tree-data-refs.c (split_constant_offset): Expose.
386 * tree-data-refs.h (split_constant_offset): Add declaration.
388 * tree-vectorizer.h (dr_alignment_support): Renamed
389 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
390 Added a new value dr_explicit_realign.
391 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
392 dr_offset, dr_step, and dr_aligned_to, along with new access
393 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
394 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
395 STMT_VINFO_DR_ALIGNED_TO.
397 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
399 In case of outer-loop vectorization with non-fixed misalignment - use
400 the dr_explicit_realign scheme instead of the optimized realignment
402 (new_stmt_vec_info): Initialize new fields.
404 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
405 'nested_in_vect_loop' case. Change verbosity level.
406 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
407 Don't fail on zero step in the outer-loop for loads.
408 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
409 offset and init relative to the outer-loop.
411 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
412 BSI function argument with a new function argument - at_loop.
413 Simplify the condition that determines STEP. Takes additional argument
414 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
415 case), including zero step in the outer-loop. Call
416 vect_create_addr_base_for_vector_ref with additional argument.
417 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
418 Updated function documentation. Handle the 'nested_in_vect_loop' case.
419 Fixed and simplified calculation of step.
420 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
421 of bsi, and with additional argument. Call bump_vector_ptr with
422 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
423 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
424 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
425 when the realignment setup needs to take place inside the loop. Support
426 the dr_explicit_realign scheme. Allow generating the optimized
427 realignment scheme for outer-loop vectorization. Added documentation.
428 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
429 'nested_in_vect_loop' case, including loads that are invariant in the
430 outer-loop and the realignment schemes. Handle the case when the
431 realignment setup needs to take place inside the loop. Call
432 vect_setup_realignment with additional arguments. Call
433 vect_create_data_ref_ptr with additional argument and with loop instead
434 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
435 (vect_gen_niters_for_prolog_loop): Call
436 vect_create_addr_base_for_vector_ref with additional arguments.
437 (vect_create_cond_for_align_checks): Likewise.
438 (bump_vector_ptr): Updated to support the new dr_explicit_realign
439 scheme: takes additional argument bump; argument ptr_incr is now
440 optional; updated documentation.
441 (vect_init_vector): Takes additional argument (bsi). Use it, if
442 available, to insert the vector initialization.
443 (get_initial_def_for_induction): Pass additional argument in call to
445 (vect_get_vec_def_for_operand): Likewise.
446 (vect_setup_realignment): Likewise.
447 (vectorizable_load): Likewise.
449 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
451 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
452 as argument instead of struct loop.
453 (nested_in_vect_loop_p): New function.
454 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
456 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
457 from other phis in the loop.
458 (destroy_loop_vec_info): Add additional argument to declaration.
460 * tree-vectorizer.c (supportable_widening_operation): Also check if
461 nested_in_vect_loop_p (don't allow changing the order in this case).
462 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
463 of struct loop. Call nested_in_vect_loop_p and don't require
464 flag_unsafe_math_optimizations if it returns true.
465 (new_stmt_vec_info): When setting def_type for phis differentiate
466 loop-header phis from other phis.
467 (bb_in_loop_p): New function.
468 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
469 update their loop_vinfo. Order of BB traversal now matters - call
470 dfs_enumerate_from with bb_in_loop_p.
471 (destroy_loop_vec_info): Takes additional argument to control whether
472 stmt_vinfo of the loop stmts should be destroyed as well.
473 (vect_is_simple_reduction): Allow the "non-reduction" use of a
474 reduction stmt to be defines by a non loop-header phi.
475 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
477 * tree-vect-transform.c (vectorizable_reduction): Call
478 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
479 (vectorizable_call): Likewise.
480 (vectorizable_conversion): Likewise.
481 (vectorizable_operation): Likewise.
482 (vectorizable_type_promotion): Likewise.
483 (vectorizable_type_demotion): Likewise.
484 (vectorizable_store): Likewise.
485 (vectorizable_live_operation): Likewise.
486 (vectorizable_reduction): Likewise. Also pass loop_info to
487 vect_is_simple_reduction instead of loop.
488 (vect_init_vector): Call nested_in_vect_loop_p.
489 (get_initial_def_for_reduction): Likewise.
490 (vect_create_epilog_for_reduction): Likewise.
491 (vect_init_vector): Check which loop to work with, in case there's an
493 (get_initial_def_for_inducion): Extend to handle outer-loop
494 vectorization. Fix indentation.
495 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
496 In the case vect_induction_def get the vector def from the induction
497 phi node, instead of calling get_initial_def_for_inducion.
498 (get_initial_def_for_reduction): Extend to handle outer-loop
500 (vect_create_epilog_for_reduction): Extend to handle outer-loop
502 (vect_transform_loop): Change assert to just skip this case. Add a
504 (vect_finish_stmt_generation): Add a couple asserts.
506 (vect_estimate_min_profitable_iters): Multiply
507 cost of inner-loop stmts (in outer-loop vectorization) by estimated
509 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
510 this is an inner-loop reduction in outer-loop vectorization.
512 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
513 Same code as what used to be vect_analyze_scalar_cycles, only with
514 additional argument loop, and loop_info passed to
515 vect_is_simple_reduction instead of loop.
516 (vect_analyze_scalar_cycles): Code factored out into
517 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
518 Updated documentation.
519 (analyze_operations): Check for inner-loop loop-closed exit-phis during
520 outer-loop vectorization that are live or not used in the outerloop,
521 cause this requires special handling.
522 (vect_enhance_data_refs_alignment): Don't consider versioning for
524 (vect_analyze_data_refs): Check that there are no datarefs in the
526 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
527 and vect_used_in_outer_by_reduction cases.
528 (process_use): Also consider the case of outer-loop stmt defining an
529 inner-loop stmt and vice versa.
530 (vect_analyze_loop_1): New function.
531 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
532 loops. Call vect_analyze_loop_1.
533 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
534 been vectorized. Call destroy_loop_vec_info with additional argument.
536 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
537 in the inner-loop when doing outer-loop vectorization. Add
538 documentation and printout.
539 (vect_recog_dot_prod_pattern): Likewise. Also add check for
540 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
542 2007-08-18 Andrew Pinski <pinskia@gmail.com>
544 * tree-affine.h (print_aff): New prototype.
545 (debug_aff): Likewise.
546 * tree-affine.c (print_aff): New function.
547 (debug_aff): Likewise.
549 2007-08-18 Paul Brook <paul@codesourcery.com>
550 Joseph Myers <joseph@codesourcery.com>
552 * common.opt (-fdebug-prefix-map=): New option.
553 * opts.c: Include debug.h.
554 (common_handle_option): Handle -fdebug-prefix-map.
555 * final.c: Include ggc.h.
556 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
557 remap_debug_filename): New.
558 * Makefile.in (final.o, opts.o): Update dependencies.
559 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
560 * configure.ac: Check for assembler --debug-prefix-map support.
561 * configure, config.in: Regenerate.
562 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
563 (ASM_DEBUG_SPEC): Include ASM_MAP.
564 * doc/install.texi (--with-debug-prefix-map): Document.
565 * doc/invoke.texi (-fdebug-prefix-map): Document.
566 * dbxout.c (dbxout_init, dbxout_start_source_file,
567 dbxout_source_file): Call remap_debug_filename.
568 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
569 dwarf2out_start_source_file, dwarf2out_finish): Call
570 remap_debug_filename.
571 (file_table_relative_p): Do not check d->emitted_number.
572 * toplev.c (output_file_directive): Call remap_debug_filename.
573 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
574 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
576 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
578 * loop-invariant.c (find_invariants_to_move): Add missing macro
581 2007-08-17 Tom Tromey <tromey@redhat.com>
583 * tree.h (struct tree_label_decl): Removed old "java" fields.
585 2007-08-17 Richard Sandiford <richard@codesourcery.com>
586 Nigel Stephens <nigel@mips.com>
588 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
589 Treat -mno-data-in-code and -mcode-xonly as aliases for
590 -mcode-readable=no and -mcode-readable=pcrel respectively.
591 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
592 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
593 (MULTILIB_DIRNAMES): Update accordingly.
595 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
597 * Makefile.in (version.o): Depend on $(REVISION) only if
598 REVISION_s is defined.
600 2007-08-17 Sa Liu <saliu@de.ibm.com>
601 Ulrich Weigand <uweigand@de.ibm.com>
604 * tree.c (reconstruct_complex_type): For a pointer to a vector,
605 use build_qualified_type to retain qualifiers of the base type.
607 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
609 * config/score/score.md : Update pattern tablejump.
610 * config/score/score.c : Update score_initialize_trampoline
612 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
613 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
614 * doc/contrib.texi: Add my entry.
616 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
618 * Makefile.in (REVISION): New.
621 (version.o): Also depend on $(REVISION). Add
622 -DREVISION=$(REVISION_s).
624 * version.c (version_string): Add REVISION.
626 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
628 * tree-eh.c (lower_try_finally_onedest): Reset the locus
629 of GOTO that's relocated to a different block.
631 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * c-common.c (const_strip_array_types): New.
634 * c-common.h (lang_missing_noreturn_ok_p): Delete.
635 (const_strip_array_types): New.
636 * c-objc-common.c (c_disregard_inline_limits,
637 c_warn_unused_global_decl): Constify.
638 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
639 c_vla_type_p, c_incomplete_type_error): Likewise.
640 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
641 * hooks.c (hook_bool_const_tree_false): New.
642 * hooks.h (hook_bool_const_tree_false): Likewise.
643 * langhooks-def.h (lhd_warn_unused_global_decl,
644 lhd_incomplete_type_error, lhd_expr_size,
645 lhd_tree_inlining_disregard_inline_limits,
646 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
647 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
648 * langhooks.c (lhd_warn_unused_global_decl,
649 lhd_incomplete_type_error,
650 lhd_tree_inlining_disregard_inline_limits,
651 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
652 lhd_expr_size): Likewise.
653 * langhooks.h (lang_hooks_for_tree_inlining,
654 lang_hooks_for_tree_dump, lang_hooks_for_types,
655 lang_hooks_for_decls, lang_hooks): Likewise.
656 * pointer-set.c (pointer_set_t, pointer_set_create,
657 pointer_set_contains, insert_aux, pointer_set_insert,
658 pointer_set_traverse, pointer_map_t, pointer_map_create,
659 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
661 * pointer-set.h (pointer_set_contains, pointer_set_insert,
662 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
663 pointer_map_traverse): Likewise.
664 * predict.c (assert_is_empty): Likewise.
665 * tree-affine.c (free_name_expansion): Likewise.
666 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
667 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
668 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
670 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
672 * tree-vectorizer.c (new_loop_vec_info): Initialize new
674 (destroy_loop_vec_info): Add call to VEC_free.
675 * tree-vectorizer.h (may_alias_ddrs): Define.
676 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
677 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
678 Change reporting to dump.
679 (vect_is_duplicate_ddr): New.
680 (vect_mark_for_runtime_alias_test): New.
681 (vect_analyze_data_ref_dependences) Add call to
682 vect_mark_for_runtime_alias_test.
683 (vect_enhance_data_refs_alignment): Define local variable
684 vect_versioning_for_alias_required, don't perform
685 peeling for alignment if versioning for alias is
687 (vect_enhance_data_refs_alignment): Use
688 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
689 PARAM_VECT_MAX_VERSION_CHECKS.
690 * tree-vect-transform.c
691 (vect_create_cond_for_alias_checks): New.
692 (vect_transform_loop): Add call to
693 vect_create_cond_for_alias_checks.
694 (vect_vfa_segment_size): New.
695 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
697 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
698 * gcc/doc/invoke.texi
699 (vect-max-version-for-alignment-checks): Document.
700 (vect-max-version-for-alias-checks): Document.
701 (vect-max-version-checks): Remove.
703 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
706 the same line as the instruction for all asm dialects.
708 (*rep_movsi_rex64): Ditto.
710 (*rep_movqi_rex64): Ditto.
711 (*rep_stosdi_rex64): Ditto.
712 (*rep_stossi): Ditto.
713 (*rep_stossi_rex64): Ditto.
714 (*rep_stosqi): Ditto.
715 (*rep_stosqi_rex64): Ditto.
716 (*cmpstrnqi_nz_1): Ditto.
717 (*cmpstrnqi_nz_rex_1): Ditto.
718 (*cmpstrnqi_1): Ditto.
719 (*cmpstrnqi_rex_1): Ditto.
720 (*strlenqi_1): Ditto.
721 (*strlenqi_rex_1): Ditto.
722 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
723 prefix on the same line as the instruction for all asm dialects.
724 (sync_double_compare_and_swap<mode>): Ditto.
725 (*sync_double_compare_and_swapdi_pic): Ditto.
726 (*sync_compare_and_swap_cc<mode>): Ditto.
727 (sync_double_compare_and_swap_cc<mode>): Ditto.
728 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
729 (sync_old_add<mode>): Ditto.
730 (sync_add<mode>): Ditto.
731 (sync_sub<mode>): Ditto.
732 (sync_ior<mode>): Ditto.
733 (sync_and<mode>): Ditto.
734 (sync_xor<mode>): Ditto.
736 2007-08-16 Richard Sandiford <richard@codesourcery.com>
739 * reload.c (find_reloads): Check that the memory returned by
740 find_reloads_toplev was not the result of forcing a constant
742 (find_reloads_toplev): Always use simplify_gen_subreg to get
743 the subreg of a constant. If the result is also a constant,
744 but not a legitimate one, force it into the constant pool
745 and reload its address.
747 2007-08-15 David Edelsohn <edelsohn@gnu.org>
749 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
752 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
754 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
755 directive for the current vector ABI.
757 2007-08-15 Steve Ellcey <sje@cup.hp.com>
760 * caller-save.c (reg_save_code): Set invalide status on restore code.
762 2007-08-15 Diego Novillo <dnovillo@google.com>
764 * tree-ssa-alias.c (compute_memory_partitions): Use
765 alias_bitmap_obstack to allocate bitmaps.
766 (reset_alias_info): Factor out of init_alias_info.
767 Mark all name tags not associated to an SSA name for renaming.
768 (init_alias_info): Call it.
769 (create_name_tags): Tidy. Add comments.
770 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
772 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
774 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
775 scheduler dependencies.
777 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
779 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
781 (*iorsi_1_zext): Likewise.
782 (*iorsi_1_zext_imm): Likewise.
783 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
784 with "rm"/"xm" constraint.
785 (sse2_vmsqrtv2df2): Likewise.
787 2007-08-15 Jakub Jelinek <jakub@redhat.com>
790 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
793 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
795 * tree-pass.h (PROP_pta): Removed.
796 (TODO_rebuild_alias): New.
797 (pass_may_alias): Removed.
798 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
799 aliasing if we changed something.
800 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
802 (pass_may_alias): Removed.
803 (create_structure_vars): Return TODO_rebuild_alias.
804 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
805 * tree-sra.c (tree_sra): Only rebuild aliasing if something
807 (tree_sra_early): We never affect aliasing right now.
808 * tree-flow.h (compute_may_aliases): New prototype.
809 * passes.c: Remove pass_may_alias from the passes.
810 (execute_function_todo): Support TODO_rebuild_alias.
812 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
814 * i386.c: (legitimize_address): Move dllimported variable check
815 infront of legitimizing pic address of CONST symbols.
817 2007-08-14 Steve Ellcey <sje@cup.hp.com>
819 PR tree-optimization/32941
820 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
821 (goto_queue_cmp): Remove.
822 (find_goto_replacement): Change search method.
823 (maybe_record_in_goto_queue): Add assert.
824 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
825 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
827 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
829 * alias.c (component_uses_parent_alias_set): Constify.
830 * alias.h (component_uses_parent_alias_set): Likewise.
831 * cfgrtl.c (print_rtl_with_bb): Likewise.
832 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
833 mpz_get_double_int): Likewise.
834 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
835 mpz_get_double_int): Likewise.
836 * expr.c (is_aligning_offset, undefined_operand_subword_p,
837 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
839 * expr.h (safe_from_p): Likewise.
840 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
842 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
843 zero_sized_type, goa_lhs_expr_p): Likewise.
844 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
845 * rtl.h (print_rtl_with_bb): Likewise.
846 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
847 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
848 * tree-flow-inline.h (bb_stmt_list): Constify.
849 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
851 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
852 const_first_stmt, const_last_stmt): New.
853 (block_may_fallthru, empty_block_p): Constify.
854 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
855 EXPR_ONLY_BODY): New.
856 (expr_first, expr_last, expr_only): Use macro for body.
857 (const_expr_first, const_expr_last, const_expr_only): New.
858 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
859 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
860 ctsi_prev, ctsi_stmt): New.
861 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
862 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
863 * tree-ssa-loop-niter.c (loop_only_exit_p,
864 derive_constant_upper_bound): Likewise.
865 * tree-ssa-phiopt.c (empty_block_p): Likewise.
866 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
867 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
868 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
869 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
870 * tree.c (get_type_static_bounds): Likewise.
871 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
872 (get_type_static_bounds): Constify.
874 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
877 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
878 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
879 (*<addsub><mode>3_cc_overflow): New.
880 (*add<mode>3_cconly_overflow): New.
881 (*sub<mode>3_cconly_overflow): New.
882 (*<addsub>si3_zext_cc_overflow): New.
883 * config/i386/predicates.md (fcmov_comparison_operator): Accept
884 CCCmode for LTU, GTU, LEU and GEU.
885 (ix86_comparison_operator): Likewise.
886 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
887 * config/i386/i386.c (put_condition_code): Support CCCmode.
888 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
889 or MINUS expressions.
891 2007-08-14 Andrew Pinski <pinskia@gmail.com>
894 * c-typeck.c (build_binary_op): Disallow vector float types with
895 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
897 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
899 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
900 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
901 (dep_def): New typedef.
902 (init_dep_1, sd_debug_dep): Declare functions.
903 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
904 (debug_dep_links): Remove.
905 (struct _deps_list): New field 'n_links'.
906 (DEPS_LIST_N_LINKS): New macro.
907 (FOR_EACH_DEP_LINK): Remove.
908 (create_deps_list, free_deps_list, delete_deps_list): Remove
910 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
911 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
912 (copy_deps_list_change_con, move_dep_link): Ditto.
913 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
914 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
916 (INSN_BACK_DEPS): Remove.
917 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
919 (INSN_DEP_COUNT): Remove.
920 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
921 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
922 Declare global variables.
923 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
924 (add_forw_dep, compute_forward_dependences): Remove declarations.
925 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
926 (add_back_forw_dep, delete_back_forw_dep): Ditto.
927 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
929 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
931 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
932 (sd_list_types_def): New typedef.
933 (sd_next_list): Declare function.
934 (struct _sd_iterator): New type.
935 (sd_iterator_def): New typedef.
936 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
938 (FOR_EACH_DEP): New cycle wrapper.
939 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
941 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
942 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
945 * sched-deps.c (init_dep_1): Make global.
946 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
948 (dump_dep): New static function.
949 (dump_dep_flags): New static variable.
950 (sd_debug_dep): New function.
951 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
953 (move_dep_link): Use remove_from_deps_list (), instead of
955 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
956 (dep_link_is_detached_p): New static function.
957 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
959 (dn_pool, dl_pool): New alloc_pools.
960 (dn_pool_diff, dl_pool_diff): New static variables.
961 (create_dep_node, delete_dep_node): New static function.
962 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
963 (deps_list_empty_p): Make it static. Use 'n_links' field.
964 (deps_pools_are_empty_p): New static function.
965 (alloc_deps_list, delete_deps_list): Remove.
966 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
967 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
968 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
969 (forward_dependency_cache): Remove.
970 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
971 'back' from the names. Change signature to use dep_t instead of
973 (add_back_dep): Ditto. Make global.
974 (check_dep_status): Rename to check_dep ().
975 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
977 (sd_finish_insn): Ditto.
978 (sd_find_dep_between_no_cache): New static function.
979 (sd_find_dep_between): New function.
980 (ask_dependency_caches, set_dependency_caches): New static functions.
981 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
982 (add_or_update_dep_1): Separate pieces of functionality into
983 ask_dependency_caches (), update_dependency_caches (),
984 change_spec_dep_to_hard (), update_dep ().
985 (get_back_and_forw_lists): New static function.
986 (sd_add_dep): Separate setting of dependency caches into
987 set_dependency_caches ().
988 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
990 (sd_delete_dep): Ditto.
991 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
992 (dump_lists): New static function.
993 (sd_debug_lists): New debug function.
994 (delete_all_dependences, fixup_sched_groups): Update to use
996 (sched_analyze_2): Create data-speculative dependency only if
997 data-speculation is enabled.
998 (sched_analyze_insn): If insn cannot be speculative, make all its
999 dependencies non-speculative.
1000 (sched_analyze): Use sd_init_insn ().
1001 (add_forw_dep, compute_forward_dependencies): Remove.
1002 (delete_dep_nodes_in_back_deps): New static function.
1003 (sched_free_deps): New function.
1004 (init_dependency_caches): Init alloc_pools.
1005 (extend_depedency_caches): Update after removing of
1006 forward_dependency_cache.
1007 (free_dependency_caches): Ditto. Free alloc_pools.
1008 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
1009 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
1011 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1012 (add_dependence): Use init_dep ().
1013 (get_dep_weak_1): New static function.
1014 (get_dep_weak): Move logic to get_dep_weak_1 ().
1015 (dump_ds): New static function moved from haifa-sched.c:
1016 debug_spec_status ().
1017 (debug_ds): New debug function.
1018 (check_dep_status): Rename to check_dep (). Update to check whole
1021 * haifa-sched.c (spec_info): Make global.
1022 (added_recovery_block_p): Rename to
1023 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1024 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1025 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1026 to use new interfaces.
1027 (ok_for_early_queue_removal): Ditto.
1028 (schedule_block): Initialize logical uids of insns emitted by the
1030 (sched_init): Initialize new variable.
1031 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1033 (extend_global): Initialize insn data.
1034 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1035 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1037 (add_to_speculative_block): Update to use new interfaces.
1038 (create_recovery_block): Set new variables.
1039 (create_check_block_twin, fix_recovery_deps): Update to use new
1041 (sched_insn_is_legitimate_for_speculation_p): New function.
1042 (speculate_insn): Move checking logic to
1043 sched_insn_is_legitimate_for_speculation_p ().
1044 (sched_remove_insn): Finalize sched-deps information of instruction.
1045 (clear_priorities, add_jump_dependencies): Update to use new
1047 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1049 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1050 to use new interfaces.
1051 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1052 (new_ready): Try to use control speculation only if it is available.
1053 (add_branch_dependences): Update to use new interfaces.
1054 (compute_block_backward_dependences): Rename to
1055 compute_block_dependences (). Call
1056 targetm.sched.dependencies_evaluation_hook ().
1057 (free_block_dependencies): New static function.
1058 (debug_dependencies): Update to use new interfaces.
1059 (schedule_region): Remove separate computation of forward dependencies.
1060 Move call of targetm.sched.dependencies_evaluation_hook () to
1061 compute_block_dependences (). Free dependencies at the end of
1062 scheduling the region.
1064 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1066 (add_deps_for_risky_insns): Ditto.
1067 (schedule_ebb): Remove separate computation of forward dependencies.
1068 Free dependencies at the end of scheduling the ebb.
1070 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1071 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1072 dependencies. Free sched-deps dependencies.
1074 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1075 to use new interfaces.
1076 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1078 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1080 (is_costly_group): Ditto.
1082 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * alias.c (rtx_equal_for_memref_p): Constify.
1085 * basic-block.h (const_edge, const_basic_block): New.
1086 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1087 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1088 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1089 probably_never_executed_bb_p, edge_probability_reliable_p,
1090 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1091 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1093 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1094 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1096 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1097 flow_nodes_print, dfs_enumerate_from): Likewise.
1098 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1099 control_flow_insn_p, count_basic_blocks): Likewise.
1100 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1101 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1102 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1103 average_num_loop_insns, loop_exit_edge_p,
1104 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1105 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1106 average_num_loop_insns, seq_cost): Likewise.
1107 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1108 * dominance.c (dominated_by_p): Likewise.
1109 * emit-rtl.c (validate_subreg): Likewise.
1110 * except.c (can_throw_internal, can_throw_external): Likewise.
1111 * except.h (can_throw_internal, can_throw_external): Likewise.
1112 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1113 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1114 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1115 simple_mem, store_ops_ok, load_kills_store, find_loads,
1116 store_killed_in_insn, store_killed_after, store_killed_before,
1117 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1119 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1120 noce_mem_write_may_trap_or_fault_p): Likewise.
1121 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1123 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1125 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1126 probably_cold_bb_p, probably_never_executed_bb_p,
1127 edge_probability_reliable_p, br_prob_note_reliable_p,
1128 can_predict_insn_p): Likewise.
1129 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1130 * resource.c (return_insn_p): Likewise.
1131 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1133 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1134 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1135 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1136 verify_gimple_modify_stmt): Likewise.
1137 * tree-chrec.c (is_not_constant_evolution,
1138 is_multivariate_chrec_rec, is_multivariate_chrec,
1139 chrec_contains_symbols, chrec_contains_undetermined,
1140 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1141 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1142 eq_evolutions_p, scev_direction): Likewise.
1143 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1144 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1145 chrec_contains_symbols_defined_in_loop,
1146 chrec_contains_undetermined, tree_contains_chrecs,
1147 evolution_function_is_affine_multivariate_p,
1148 evolution_function_is_univariate_p, chrec_zerop,
1149 evolution_function_is_constant_p, evolution_function_is_affine_p,
1150 evolution_function_is_affine_or_constant_p,
1151 tree_does_not_contain_chrecs, chrec_type): Likewise.
1152 * tree-data-ref.c (tree_fold_divides_p,
1153 object_address_invariant_in_loop_p, dr_may_alias_p,
1154 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1155 same_access_functions, constant_access_functions,
1156 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1158 * tree-flow.h (scev_direction): Likewise.
1159 * tree-gimple.c (is_gimple_stmt): Likewise.
1160 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1162 * tree-pretty-print.c (op_prio): Likewise.
1163 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1164 analyzable_condition, backedge_phi_arg_p): Likewise.
1165 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1166 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1167 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1170 2007-08-13 Dan Hipschman <dsh@google.com>
1173 * c-format.c (check_format_arg): Move check for zero-length
1174 format strings below the check for unterminated strings.
1176 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1179 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1182 2007-08-13 Nick Clifton <nickc@redhat.com>
1184 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1186 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1189 * c-format.c (gcc_gfc_length_specs): New array.
1190 (gcc_gfc_char_table): Add unsigned specifier, and references to
1191 the l length modifier.
1192 (format_types_orig): Use the new gcc_gfc_length_specs.
1194 2007-08-12 Sa Liu <saliu@de.ibm.com>
1196 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1197 and with REG_RETVAL note after split.
1199 2007-08-11 David Daney <ddaney@avtrex.com>
1201 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1202 as ATTRIBUTE_UNUSED.
1204 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1205 Segher Boessenkool <segher@kernel.crashing.org>
1207 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1208 HAVE_LOCAL_CPU_DETECT not defined.
1210 2007-08-11 Jan Hubicka <jh@suse.cz>
1212 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1213 (cgraph_process_new_functions): Honor previous value of
1214 disregard_inline_limits.
1215 * ipa-inline.c (compute_inline_parameters): Likewise.
1217 2007-08-11 Ian Lance Taylor <iant@google.com>
1219 * alias.h (alias_set_type): Define new type.
1220 (ALIAS_SET_MEMORY_BARRIER): Use it.
1221 * rtl.h: Include alias.h.
1222 (struct mem_attrs): Use alias_set_type.
1223 * tree.h: Include alias.h
1224 (struct tree_type): Use alias_set_type.
1225 (struct tree_struct_field_tag): Likewise.
1226 (struct tree_decl_common): Likewise.
1227 * alias.c (struct alias_set_entry): Use alias_set_type.
1228 (get_alias_set_entry, alias_set_subset_of): Likewise.
1229 (alias_sets_conflict_p): Likewise.
1230 (alias_sets_must_conflict_p): Likewise.
1231 (objects_must_conflict_p): Likewise.
1232 (get_alias_set, new_alias_set): Likewise.
1233 (record_alias_subset, record_component_aliases): Likewise.
1234 (varargs_set, frame_set): Change to alias_set_type.
1235 (get_varargs_alias_set): Use alias_set_type.
1236 (get_frame_alias_set): Likewise.
1237 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1238 * dse.c (struct store_info): Use alias_set_type.
1239 (struct read_info, struct clear_alias_mode_holder): Likewise.
1240 (clear_alias_set_lookup, canon_address): Likewise.
1241 (record_store, check_mem_read_rtx): Likewise.
1242 (dse_record_singleton_alias_set): Likewise.
1243 (dse_invalidate_singleton_alias_set): Likewise.
1244 * emit-rtl.c (get_mem_attrs): Likewise.
1245 (set_mem_attributes_minus_bitpos): Likewise.
1246 (set_mem_alias_set): Likewise.
1247 * expr.c (store_constructor_field, store_field): Likewise.
1248 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1249 * langhooks.c (lhd_get_alias_set): Likewise.
1250 * langhooks-def.h (lhd_get_alias_set): Likewise.
1251 * reload1.c (alter_reg): Likewise.
1252 * tree-flow.h (struct fieldoff): Likewise.
1253 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1254 (may_alias_p, get_smt_for, create_sft): Likewise.
1255 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1256 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1257 (merge_smts_into): Likewise.
1258 * varasm.c (const_alias_set): Likewise.
1259 * c-common.c (strict_aliasing_warning): Likewise.
1260 (c_common_get_alias_set): Likewise.
1261 * dse.h (dse_record_singleton_alias_set): Update declaration.
1262 (dse_invalidate_singleton_alias_set): Likewise.
1263 * emit-rtl.h (set_mem_alias_set): Likewise.
1264 * c-common.h (c_common_get_alias_set): Likewise.
1265 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1266 * print-tree.c (print_node): Likewise.
1267 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1269 (alpha_setup_incoming_varargs): Use alias_set_type.
1270 * config/i386/i386.c (setup_incoming_varargs_64): Use
1272 (setup_incoming_varargs_ms_64): Likewise.
1273 (ix86_GOT_alias_set): Likewise.
1274 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1275 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1276 (set): Change to alias_set_type.
1277 (get_TOC_alias_set): Use alias_set_type.
1278 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1280 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1281 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1283 (struct_value_alias_set): Likewise.
1284 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1286 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1288 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1289 * config/vxworks.h (TARGET_VXWORKS): Override.
1290 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1291 "mips" if TARGET_VXWORKS.
1293 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1295 * calls.c (avoid_likely_spilled_reg): New function.
1296 (expand_call): Use it.
1298 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1300 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1302 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1304 * config/mips/predicates.md (const_call_insn_operand): Invoke
1305 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1307 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1310 * config/rs6000/driver-rs6000.c: Include link.h.
1311 Use ElfW instead of wordsize-specif typedef.
1313 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1315 * system.h (CONST_CAST): New.
1316 * c-decl.c (c_make_fname_decl): Use it.
1317 * c-lex.c (cb_ident, lex_string): Likewise.
1318 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1319 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1320 give_switch, set_multilib_dir): Likewise.
1321 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1322 * passes.c (execute_one_pass): Likewise.
1323 * prefix.c (update_path): Likewise.
1324 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1325 * tree.c (build_string): Likewise.
1327 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1329 * tree-flow-inline.h (is_exec_stmt): Remove.
1330 (is_label_stmt): Remove.
1331 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1334 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1336 * lower-subreg.c (resolve_shift_zext): Don't adjust
1337 src_reg_num for wordmode operands.
1339 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1340 David Ung <davidu@mips.com>
1342 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1343 (TARGET_SCHED_REORDER2): Define.
1344 (mips_maybe_swap_ready): New.
1345 (mips_last_74k_agen_insn): New.
1346 (mips_74k_agen_init): New.
1347 (mips_74k_agen_reorder): New function to group loads and stores
1349 (mips_sched_init): New.
1350 (mips_sched_reorder): Don't do initialization here. Call
1351 mips_74k_agen_reorder.
1352 (mips_variable_issue): Call mips_74k_agen_init.
1354 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1356 * tree-flow-inline.h (get_filename): Remove.
1358 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1360 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1362 (mips_fetch_insns): Delete in favor of...
1363 (mips_load_store_insns): ...this new function.
1364 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1365 to say whether multiword moves _might_ be split.
1366 (mips_fetch_insns): Delete in favor of...
1367 (mips_load_store_insns): ...this new function.
1368 (mips_rtx_costs): Update the call to mips_address_insns.
1369 (mips_address_cost): Likewise.
1370 * config/mips/mips.md (length): Use mips_load_store_insns instead
1371 of mips_fetch_insns.
1372 * config/mips/constraints.md (R): Use mips_address_insns rather
1373 than mips_fetch_insns. Assume that the move never needs to be split.
1375 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1377 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1378 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1379 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1380 * config/mips/mips.h (mips16_hard_float): Delete.
1381 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1382 definitions, and replace with....
1383 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1384 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1385 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1386 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1387 (override_options): Replace MASK_SOFT_FLOAT references with
1388 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1389 and mips16_hard_float when TARGET_MIPS16.
1391 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1394 * c-typeck.c (build_binary_op): Check for non pointer types before
1395 calling int_fits_type_p.
1397 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1400 * fold-const.c (omit_one_operand): Return only the ommitted expression
1401 if the result is an empty statement.
1402 (pedantic_omit_one_operand): Likewise.
1404 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1406 * c-typeck.c (readonly_error): Improve error for assignment.
1408 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1410 (pp_c_expression): Ditto.
1412 2007-08-09 Simon Baldwin <simonb@google.com>
1414 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1415 break that was preventing simplify_associative_operation() for xor.
1417 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1418 Nigel Stephens <nigel@mips.com>
1420 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1421 Document change in interpretation of value from boolean to
1423 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1424 ffs and ctz using clz.
1425 (expand_unop): Call them.
1426 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1428 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1429 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1430 enable the new ffs expansion on this target.
1432 2007-08-09 Jan Hubicka <jh@suse.cz>
1434 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1435 (expand_ternary_op): Likewise.
1436 (expand_vec_shift_expr): Likewise.
1437 (expand_binop_directly): Likewise.
1438 (expand_binop): Likewise.
1439 (sign_expand_binop): Likewise.
1440 (expand_twoval_unop): Likewise.
1441 (expand_twoval_binop): Likewise.
1442 (expand_twoval_binop_libfunc): Likewise.
1443 (widen_clz): Likewise.
1444 (widen_bswap): Likewise.
1445 (expand_parity): Likewise.
1446 (expand_unop): Likewise.
1447 (expand_abs_nojump): Likewise.
1448 (expand_copysign): Likewise.
1449 (emit_no_conflict_block): Likewise.
1450 (emit_libcall_block): Likewise.
1451 (can_compare_p): Likewise.
1452 (prepare_cmp_insn): Likewise.
1453 (emit_cmp_and_jump_insn_1): Likewise.
1454 (prepare_float_lib_cmp): Likewise.
1455 (emit_conditional_add): Likewise.
1456 (gen_add2_insn): Likewise.
1457 (have_add2_insn): Likewise.
1458 (gen_sub2_insn): Likewise.
1459 (have_sub2_insn): Likewise.
1460 (can_extend_p): Likewise.
1461 (can_fix_p): Likewise.
1462 (can_float_p): Likewise.
1463 (expand_float): Likewise.
1464 (expand_fix): Likewise.
1465 (expand_sfix_optab): Likewise.
1466 (new_optab): Likewise.
1467 (new_convert_optab): Likewise.
1468 (init_libfuncs): Likewise.
1469 (init_interclass_conv_libfuncs): Likewise.
1470 (init_intraclass_conv_libfuncs): Likewise.
1471 (set_conv_libfunc): Likewise.
1472 (init_optabs): Likewise.
1473 (debug_optab_libfuncs): Likewise.
1474 (gen_cond_trap): Likewise.
1475 * optabs.h (optab_handler, convert_optab_hanlder): New.
1476 * genopinit.c: Update optabs generation table.
1477 * reload.c (find_reloads_address_1): Use optabs accestors.
1478 * builtins.c (expand_builtin_mathfn): Likewise.
1479 (expand_builtin_mathfn_2): Likewise.
1480 (expand_builtin_mathfn_3): Likewise.
1481 (expand_builtin_interclass_mathfn): Likewise.
1482 (expand_builtin_sincos): Likewise.
1483 (expand_builtin_cexpi): Likewise.
1484 (expand_builtin_powi): Likewise.
1485 (expand_builtin_strlen): Likewise.
1486 * dojump.c (do_jump): Likewise.
1487 * expr.c (convert_move): Likewise.
1488 (move_by_pieces): Likewise.
1489 (move_by_pieces_ninsns): Likewise.
1490 (can_store_by_pieces): Likewise.
1491 (store_by_pieces_1): Likewise.
1492 (emit_move_via_integer): Likewise.
1493 (emit_move_complex): Likewise.
1494 (emit_move_ccmode): Likewise.
1495 (emit_move_insn_1): Likewise.
1496 (emit_single_push_insn): Likewise.
1497 (store_constructor): Likewise.
1498 (expand_expr_real_1): Likewise.
1499 (do_store_flag): Likewise.
1500 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1501 (enumerate_modes): Likewise.
1502 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1503 (supportable_widening_operation): Likewise.
1504 (supportable_narrowing_operation): Likewise.
1505 * expmed.c (store_bit_field_1): Likewise.
1506 (extract_bit_field_1): Likewise.
1507 (expand_mult_highpart_optab): Likewise.
1508 (expand_smod_pow2): Likewise.
1509 (expand_divmod): Likewise.
1510 (emit_store_flag): Likewise.
1511 * tree-vect-patterns.c
1512 (vect_pattern_recog_1): Likewise.
1513 * tree-ssa-loop-prefetch.c
1514 (nontemporal_store_p): Likewise.
1515 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1516 (vect_create_epilog_for_reduction): Likewise.
1517 (vectorizable_reduction): Likewise.
1518 (vectorizable_operation): Likewise.
1519 (vect_strided_store_supported): Likewise.
1520 (vectorizable_store): Likewise.
1521 (vect_strided_load_supported): Likewise.
1522 (vectorizable_load): Likewise.
1523 * combine.c (simplify_comparison): Likewise.
1524 * tree-vect-generic.c
1525 (type_for_widest_vector_mode): Likewise.
1526 (expand_vector_operations_1): Likewise.
1527 * config/spu/spu.c (spu_expand_mov): Likewise.
1528 (spu_emit_vector_compare): Likewise.
1529 * config/rs6000/rs6000.c
1530 (rs6000_emit_vector_compare): Likewise.
1531 * stmt.c (add_case_node): Likewise.
1532 * reload1.c (gen_reload):
1534 2007-08-09 Michael Matz <matz@suse.de>
1536 * tree.h (fixed_zerop): Declare as taking a const_tree.
1537 * tree.c (fixed_zerop): Take a const_tree.
1539 2007-08-09 Ira Rosen <irar@il.ibm.com>
1541 * tree-vect-transform.c (vectorizable_store): Remove call to
1542 copy_virtual_operands() and call mark_symbols_for_renaming() for
1543 the created vector store.
1544 (vect_setup_realignment): Don't call copy_virtual_operands() and
1545 update_vuses_to_preheader().
1546 (vectorizable_load): Don't call copy_virtual_operands().
1547 (update_vuses_to_preheader): Remove.
1549 2007-08-08 Chao-ying Fu <fu@mips.com>
1551 * tree.def (FIXED_POINT_TYPE): New type.
1552 (FIXED_CST): New constant.
1553 (FIXED_CONVERT_EXPR): New expr.
1554 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1555 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1556 * tree.h (struct tree_base): Add saturating_flag.
1557 Remove one bit of spare for saturating_flag.
1558 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1559 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1560 FIXED_POINT_TYPE_P): Define.
1561 (TYPE_SATURATING): Define.
1562 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1563 (struct tree_fixed_cst): New.
1564 (TYPE_IBIT, TYPE_FBIT): Define.
1565 (tree_node): Add fixed_cst.
1566 (enum tree_index): Add new enumeration values of
1567 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1568 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1569 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1570 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1571 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1572 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1573 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1574 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1575 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1576 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1577 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1578 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1579 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1580 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1581 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1582 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1583 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1584 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1585 (sat_short_fract_type_node, sat_fract_type_node,
1586 sat_long_fract_type_node, sat_long_long_fract_type_node,
1587 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1588 sat_unsigned_long_fract_type_node,
1589 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1590 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1591 unsigned_short_fract_type_node, unsigned_fract_type_node,
1592 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1593 sat_short_accum_type_node, sat_accum_type_node,
1594 sat_long_accum_type_node, sat_long_long_accum_type_node,
1595 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1596 sat_unsigned_long_accum_type_node,
1597 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1598 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1599 unsigned_short_accum_type_node, unsigned_accum_type_node,
1600 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1601 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1602 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1603 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1604 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1605 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1606 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1607 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1608 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1609 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1610 sat_uda_type_node, sat_uta_type_node): New macro.
1611 (make_fract_type, make_accum_type): Declare.
1612 (make_signed_fract_type, make_unsigned_fract_type,
1613 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1614 make_signed_accum_type, make_unsigned_accum_type,
1615 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1616 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1617 make_or_reuse_sat_signed_fract_type,
1618 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1619 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1620 make_or_reuse_sat_unsigned_accum_type): New macro.
1621 (fixed_zerop): Declare.
1622 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1623 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1624 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1625 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1626 * treestruct.def: Add TS_FIXED_CST.
1627 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1629 (tree-dump.o): Likewise.
1630 (print-tree.o): Likewise.
1631 (tree-pretty-print.o): Likewise.
1632 (fold-const.o): Likewise.
1633 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1634 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1635 (is_gimple_min_invariant): Handle FIXED_CST.
1636 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1637 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1638 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1639 (layout_type): Handle FIXED_POINT_TYPE.
1640 (make_fract_type, make_accum_type): New functions.
1641 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1642 * tree-dump.c (fixed-value.h): New include.
1643 (dump_fixed): New function.
1644 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1645 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1646 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1647 * tree-pretty-print.c (fixed-value.h): New include.
1648 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1650 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1651 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1652 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1653 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1654 for non-saturating fixed-point types.
1655 (reassociate_bb): Likewise.
1656 * emit-rtl.c (fixed-value.h): New include.
1657 (fconst0, fconst1): New array.
1658 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1659 * tree-vect-generic.c expand_vector_operation): Support
1660 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1662 (type_for_widest_vector_mode): Add one parameter for the
1664 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1666 Pass the satp parameter to type_for_mode for fixed-point types.
1667 (expand_vector_operations_1): Pass the saturating flag to
1668 type_for_widest_vector_mode.
1669 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1670 and MODE_VECTOR_UACCUM.
1671 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1672 (vectorizable_condition): Likewise.
1673 * tree.c (fixed-value.h): New include.
1674 (tree_code_size): Support FIXED_CST.
1675 (build_fixed): New function.
1676 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1677 (fixed_zerop): New function.
1678 (tree_node_structure): Support FIXED_CST.
1679 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1680 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1681 (type_hash_eq): Handle FIXED_POINT_TYPE.
1682 (simple_cst_equal): Support FIXED_CST.
1683 (iterative_hash_expr): Handle FIXED_CST.
1684 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1685 (get_narrower): Likewise.
1686 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1687 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1688 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1689 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1691 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1692 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1693 (initializer_zerop): Support FIXED_CST.
1694 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1695 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1696 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1697 (is_base_type): Handle FIXED_POINT_TYPE.
1698 (add_type_attribute): Handle FIXED_POINT_TYPE.
1699 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1700 * print-tree.c (fixed-value.h): New include.
1701 (print_node_brief): Support FIXED_CST.
1702 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1703 * c-pretty-print.c (fixed-value.h): New include.
1704 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1705 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1706 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1707 Support fixed-point types for inner items in VECTOR_TYPE.
1708 (pp_c_direct_declarator): Likewise.
1709 (pp_c_declarator): Likewise.
1710 (pp_c_fixed_constant): New function.
1711 (pp_c_constant): Handle FIXED_CST.
1712 (pp_c_primary_expression): Likewise.
1713 (pp_c_expression): Likewise.
1714 * fold-const.c (fixed-value.h): New include.
1715 (negate_expr_p): Return true for FIXED_CST.
1716 (fold_negate_expr): Support FIXED_CST.
1717 (split_tree): Support FIXED_CST.
1718 (const_binop): Support FIXED_CST.
1719 (fold_convert_const_int_from_fixed): New function to convert from
1721 (fold_convert_const_real_from_fixed): New function to convert from
1723 (fold_convert_const_fixed_from_fixed): New function to convert from
1724 fixed to another fixed.
1725 (fold_convert_const_fixed_from_int): New function to convert from
1727 (fold_convert_const_fixed_from_real): New function to convert from
1729 (fold_convert_const): Support conversions from fixed to int, from
1730 fixed to real, from fixed to fixed, from int to fixed, and from real
1732 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1733 (operand_equal_p): Support FIXED_CST.
1734 (make_range): For fixed-point modes, we need to pass the
1735 saturating flag as the 2nd parameter.
1736 (tree_swap_operands_p): Handle FIXED_CST.
1737 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1739 (fold_unary): Support FIXED_CONVERT_EXPR.
1740 (fold_binary): Handle FIXED_CST.
1741 Make sure the type is not saturating, before associating operations.
1742 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1743 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1744 (fold_negate_const): Support FIXED_CST.
1745 (fold_relational_const): Support FIXED_CST.
1746 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1747 (gimplify_expr): Handle FIXED_CST.
1748 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1749 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1750 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1751 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1752 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1753 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1754 LONG_LONG_ACCUM_TYPE_SIZE.
1755 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1756 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1757 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1758 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1759 MODE_ACCUM, and MODE_UACCUM.
1760 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1761 fixed-point types to disable reduction.
1762 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1764 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1766 * config/rs6000/x-rs6000: New file.
1767 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1768 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1769 (EXTRA_SPEC_FUNCTIONS): Define.
1770 (HAVE_LOCAL_CPU_DETECT): Define.
1771 (CC1_CPU_SPEC): Define.
1772 * config/rs6000/driver-rs6000.c: New file.
1773 * config/rs6000/aix.h (CC1_SPEC): Define.
1774 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1775 * config.host: Add x-rs6000 to host_xmake_file if host and target
1776 are rs6000 or powerpc.
1778 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1780 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1782 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1783 Sandra Loosemore <sandra@codesourcery.com>
1784 Chao-ying Fu <fu@mips.com>
1785 Nigel Stephens <nigel@mips.com>
1786 David Ung <davidu@mips.com>
1788 * doc/invoke.texi (-mcode-readable): Document.
1789 * config/mips/mips.opt (mcode-readable): New option.
1790 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1791 * config/mips/mips.h (mips_code_readable_setting): New enum.
1792 (mips_code_readable): Declare.
1793 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1794 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1795 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1796 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1797 boiler-plate comments.
1798 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1799 * config/mips/mips.c (mips_code_readable): New variable.
1800 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1801 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1802 context and -mcode-readable setting to restrict the use of
1803 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1804 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1805 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1806 (mips_blocks_for_constant_p): Only return false for
1807 TARGET_MIPS16_PCREL_LOADS.
1808 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1809 for MIPS16. Handle SYMBOL_32_HIGH.
1810 (mips_const_insns): Allow HIGHs for MIPS16 too.
1811 (mips_unspec_address_offset): New function, split out from...
1812 (mips_unspec_address): ...here.
1813 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1814 16-bit symbolic constants. Assert approropiate conditions for
1815 using the "la" and "dla" macros.
1816 (mips_handle_option): Handle -mcode-readable=.
1817 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1818 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1819 (mips_strip_unspec_address): New function, split out from...
1820 (print_operand_reloc): ...here.
1821 (print_operand): Pass constants through mips_strip_unspec_address.
1822 (print_operand_address): Likewise.
1823 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1824 (mips_select_rtx_section): Remove MIPS16 handling.
1825 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1826 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1827 (mips16_lay_out_constants): Do nothing unless
1828 TARGET_MIPS16_PCREL_LOADS.
1829 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1830 * config/mips/mips.md: Split HIGHs for MIPS16.
1831 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1833 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1835 * config/mips/mips-protos.h (mips_emit_move): Declare.
1836 * config/mips/mips.c (mips_emit_move): New function.
1837 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1838 (mips_legitimize_const_move): Likewise.
1839 (mips_legitimize_move): Likewise.
1840 (mips_split_64bit_move): Likewise.
1841 (mips_restore_gp): Likewise.
1842 (mips_load_call_address): Likewise.
1843 (mips_emit_fcc_reload): Likewise.
1844 (mips_set_return_address): Likewise.
1845 (mips_block_move_straight): Likewise.
1846 (mips_block_move_loop): Likewise.
1847 (mips_setup_incoming_varargs): Likewise.
1848 (mips_save_reg): Likewise.
1849 (mips_expand_prologue): Likewise.
1850 (mips_restore_reg): Likewise.
1851 (mips_expand_epilogue): Likewise.
1852 (mips_output_mi_thunk): Likewise.
1853 (build_mips16_call_stub): Likewise.
1854 (mips_builtin_branch_and_move): Likewise.
1855 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1856 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1857 (fixuns_truncdfdi2): Likewise.
1858 (fixuns_truncsfsi2): Likewise.
1859 (fixuns_truncsfdi2): Likewise.
1860 (loadgp_absolute): Likewise.
1861 (builtin_setjmp_setup): Likewise.
1862 (builtin_longjmp): Likewise.
1863 (untyped_call): Likewise.
1865 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1867 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1868 an "rtx *" argument. Return a bool.
1869 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1870 values and return true if they can be split. Take the same kind of
1871 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1872 and store the lo_sum there if nonnull. Use the symbol type to
1873 determine whether a $gp or HIGH is needed.
1874 (mips_legitimize_address): Update call to mips_split_symbol and
1875 simplify accordingly.
1876 (mips_legitimize_const_move): Likewise.
1877 * config/mips/mips.md: In the combine define_split,
1878 check mips_split_symbol instead of splittable_symbolic_operand.
1879 Update use of mips_split_symbol in the generator code.
1880 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1882 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1884 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1885 (mips_symbol_insns_1): New function, split out from...
1886 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1887 and stores separately from load addresses.
1888 (mips_classify_address): Replace uses of mips_symbolic_address_p
1889 with uses of mips_symbol_insns.
1890 (mips_address_insns): Update calls to mips_symbol_insns.
1891 (mips_const_insns): Likewise.
1892 (mips_legitimize_address): Likewise.
1894 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1896 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1897 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1898 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1899 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1900 non-call contexts if TARGET_MIPS16.
1901 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1902 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1903 code for SYMBOL_ABSOLUTE.
1904 (mips_symbol_insns): Likewise.
1906 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1908 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1909 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1910 (mips_symbolic_constant_p): Likewise. Update the call to
1911 mips_classify_symbol.
1912 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1913 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1914 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1915 (print_operand_reloc): Add a context argument. Update the call to
1916 mips_symbolic_constant_p.
1917 (print_operand): Update the calls to print_operand_reloc.
1918 (print_operand_address): Use print_operand_reloc rather than
1920 (mips_rewrite_small_data_p): Add a context argument. Update the call
1921 to mips_symbolic_constant_p.
1922 (mips_small_data_pattern_1): Make DATA the containing mem.
1923 Update the call to mips_rewrite_small_data_p.
1924 (mips_rewrite_small_data_1): Likewise.
1925 (mips_use_anchors_for_symbol_p): Update the call to
1926 mips_symbolic_constant_p.
1927 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1928 (splittable_symbolic_operand): Likewise.
1929 (move_operand): Likewise.
1930 (absolute_symbolic_operand): Likewise.
1931 (got_disp_operand): Likewise.
1932 (got_page_ofst_operand): Likewise.
1934 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1936 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1937 (SYMBOL_ABSOLUTE): ...this.
1938 (SYMBOL_SMALL_DATA): Rename to...
1939 (SYMBOL_GP_RELATIVE): ...this.
1940 (SYMBOL_CONSTANT_POOL): Rename to...
1941 (SYMBOL_PC_RELATIVE): ...this.
1942 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1943 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1944 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1945 after above changes.
1946 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1947 (general_symbolic_operand): Rename to...
1948 (absolute_symbolic_operand): ...this.
1949 * config/mips/mips.md: Update after above changes.
1951 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1952 Revital Eres <eres@il.ibm.com>
1954 * ddg.c (print_ddg): Add dump information.
1955 * modulo-sched.c (print_node_sched_params): Add parameter and
1957 (calculate_maxii): Remove function.
1958 (undo_generate_reg_moves): Likewise.
1959 (undo_permute_partial_schedule): Likewise.
1960 (kernel_number_of_cycles): Likewise.
1961 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1962 (sms_schedule): Use it. Remove profitability checks.
1963 (sms_schedule_by_order): Fix order of nodes within the cycle.
1965 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1967 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1968 -profile option, add pie support.
1969 (ENDFILE_SPEC): New spec.
1970 * config/gnu.h (LIB_SPEC): Add -profile option.
1972 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1974 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1975 * config/gnu.h (LIB_SPEC): Likewise.
1977 2007-08-07 Yaz Saito <saito@google.com>
1978 Ian Lance Taylor <iant@google.com>
1980 * common.opt (finstrument-functions-exclude-function-list): New
1982 (finstrument-functions-exclude-file-list): New option.
1983 * opts.c (char_p): Define and DEF_VEC.
1984 (flag_instrument_functions_exclude_functions): New static
1986 (flag_instrument_functions_exclude_files): New static variable.
1987 (add_instrument_functions_exclude_list): New static function.
1988 (flag_instrument_functions_exclude_p): New function.
1989 (common_handle_option): Handle new options.
1990 * flags.h (flag_instrument_functions_exclude_p): Declare.
1991 * gimplify.c (gimplify_function_tree): Call
1992 flag_instrument_functions_exclude_p.
1993 * doc/invoke.texi (Option Summary): Mention new options.
1994 (Code Gen Options): Document new options.
1996 2007-08-07 Ian Lance Taylor <iant@google.com>
1998 PR rtl-optimization/32776
1999 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
2000 (resolve_use): Likewise.
2001 (decompose_multiword_subregs): Remove "changed" local variable.
2003 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
2005 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
2006 * configure: Regenerate.
2007 * config.in: Regenerate.
2008 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
2011 2007-08-07 Ian Lance Taylor <iant@google.com>
2013 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
2014 note, just delete the insn.
2016 2007-08-07 Andreas Schwab <schwab@suse.de>
2019 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2022 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2024 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2025 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2026 (decompose_multiword_subregs): Use the functions above to decompose
2027 multiword shifts and zero-extends.
2029 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2031 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2032 "assemble" descriptions which were swapped.
2034 2007-08-06 Chao-ying Fu <fu@mips.com>
2036 * fixed-value.h: New file.
2037 * fixed-value.c: New file.
2038 * Makefile.in (OBJS-common): Add fixed-value.o.
2039 (fixed-value.o): New rule.
2040 (GTFILES): Add fixed-value.h.
2041 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2042 to compare a.low and b.low.
2043 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2045 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2046 Daniel Jacobowitz <dan@codesourcery.com>
2049 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2051 (x86_64-*-netbsd*): Likewise.
2052 (x86_64-*-linux*): Likewise.
2053 (x86_64-*-kfreebsd*-gnu): Likewise.
2054 (x86_64-*-knetbsd*-gnu): Likewise.
2055 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2057 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2059 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2060 Add -fno-asynchronous-unwind-tables.
2062 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2063 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2064 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2065 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2066 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2068 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2070 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2071 (TARGET_C_MODE_FOR_SUFFIX): New.
2073 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2075 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2077 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2079 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2081 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2083 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2084 before checking function returns in conditional expressions.
2086 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2089 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2091 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2094 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2095 for INTEGRAL_TYPE_P.
2097 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2099 * configure.ac: Remove --enable-checking=df from default settings.
2100 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2101 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2102 if the parameter is true.
2103 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2104 DF_VERIFY_SCHEDULED flag is true.
2105 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2106 (df_finish_pass): Adjust prototype.
2107 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2110 * see.c (pass_see): Add TODO_df_verify.
2111 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2112 * global.c (rest_of_handle_global_alloc): Schedule verification
2114 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2116 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2117 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2118 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2120 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2121 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2122 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2124 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2125 Revital Eres <eres@il.ibm.com>
2127 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2129 * ddg.c (create_ddg_dependence): Rename to...
2130 (create_ddg_dep_from_intra_loop_link): This. Do not check
2131 for interloop edges. Do not create anti dependence edge when
2132 a true dependence edge exists in the opposite direction and
2133 -fmodulo-sched-allow-regmoves is set.
2134 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2135 (add_cross_iteration_register_deps): Create anti dependence edge
2136 when -fno-modulo-sched-allow-regmoves is set.
2137 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2139 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2141 * config/arm/arm.md (movsi): Add braces.
2143 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2146 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2147 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2149 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2151 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2153 * cfgloopmanip.c (remove_path, create_preheaders,
2154 force_single_succ_latches, fix_loop_structure): Ditto.
2155 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2156 tree_duplicate_loop_to_header_edge): Ditto.
2157 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2158 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2160 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2161 cleanup_tree_cfg): Ditto.
2162 * tree-cfg.c (tree_merge_blocks): Ditto.
2163 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2164 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2165 loop_preheader_edge, single_exit): Ditto.
2166 (flow_loops_find): Do not clear loops->state.
2167 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2168 loops_state_clear): New functions.
2170 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2173 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2174 when adding to the base and convert ELT to sizetype instead of type.
2176 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2179 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2180 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2182 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2185 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2186 correct type the negate expression.
2188 2007-08-03 Jan Hubicka <jh@suse.cz>
2190 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2193 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2195 * config/rs6000/rs6000.c (struct processor_cost): Change
2196 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2197 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2199 (rios1_costs, rios2_cost): Correct cache line size.
2200 (rs6000_override_options): Set l2-cache-size parameter.
2202 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2203 Diego Novillo <dnovillo@google.com>
2206 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2207 if the range includes 0.
2209 2007-08-03 Ben Elliston <bje@au.ibm.com>
2211 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2212 mode to unspec expressions to silence a warning from the generator
2215 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2217 * config/ia64/constraints.md ("U"): Make constraint vector only.
2219 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2222 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2223 always_inline attribute on the function decl.
2225 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2228 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2229 if we are compiling with -fPIC.
2231 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2232 Nigel Stephens <nigel@mips.com>
2234 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2235 Define for MIPS32 and MIPS64.
2237 2007-08-02 Nick Clifton <nickc@redhat.com>
2239 * config/host-hpux.c: Change copyright header to refer to version
2240 3 of the GNU General Public License and to point readers at the
2241 COPYING3 file and the FSF's license web page.
2242 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2243 config/alpha/linux.h, config/alpha/alpha.opt,
2244 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2245 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2246 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2247 config/alpha/alpha.h, config/alpha/sync.md,
2248 config/alpha/openbsd.h, config/alpha/alpha.md,
2249 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2250 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2251 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2252 config/alpha/constraints.md, config/alpha/osf.h,
2253 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2254 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2255 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2256 config/frv/frv-asm.h, config/frv/frv-protos.h,
2257 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2258 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2259 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2260 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2261 config/s390/s390.opt, config/s390/s390-modes.def,
2262 config/s390/fixdfdi.h, config/s390/constraints.md,
2263 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2264 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2265 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2266 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2267 config/m32c/prologue.md, config/m32c/m32c.abi,
2268 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2269 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2270 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2271 config/m32c/jump.md, config/m32c/shift.md,
2272 config/m32c/m32c-protos.h, config/libgloss.h,
2273 config/spu/spu-protos.h, config/spu/predicates.md,
2274 config/spu/spu-builtins.h, config/spu/spu.c,
2275 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2276 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2277 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2278 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2279 config/sparc/hypersparc.md, config/sparc/predicates.md,
2280 config/sparc/linux.h, config/sparc/sp64-elf.h,
2281 config/sparc/supersparc.md, config/sparc/cypress.md,
2282 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2283 config/sparc/niagara.md, config/sparc/sparc.md,
2284 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2285 config/sparc/sparc.opt, config/sparc/sync.md,
2286 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2287 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2288 config/sparc/sparc.c, config/sparc/little-endian.opt,
2289 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2290 config/sparc/linux64.h, config/sparc/freebsd.h,
2291 config/sparc/sol2.h, config/sparc/rtemself.h,
2292 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2293 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2294 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2295 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2296 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2297 config/m32r/linux.h, config/m32r/constraints.md,
2298 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2299 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2300 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2301 config/i386/i386.md, config/i386/netware-crt0.c,
2302 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2303 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2304 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2305 config/i386/sol2.h, config/i386/constraints.md,
2306 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2307 config/i386/predicates.md, config/i386/geode.md,
2308 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2309 config/i386/freebsd64.h, config/i386/vxworksae.h,
2310 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2311 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2312 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2313 config/i386/netware.h, config/i386/i386-modes.def,
2314 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2315 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2316 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2317 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2318 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2319 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2320 config/i386/xm-mingw32.h, config/i386/linux64.h,
2321 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2322 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2323 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2324 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2325 config/i386/cygwin2.c, config/i386/i386-protos.h,
2326 config/i386/sync.md, config/i386/openbsd.h,
2327 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2328 config/i386/nto.h, config/i386/biarch64.h,
2329 config/i386/i386-coff.h, config/i386/freebsd.h,
2330 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2331 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2332 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2333 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2334 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2335 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2336 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2337 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2338 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2339 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2340 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2341 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2342 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2343 config/sh/superh64.h, config/sh/rtemself.h,
2344 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2345 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2346 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2347 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2348 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2349 config/avr/predicates.md, config/avr/constraints.md,
2350 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2351 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2352 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2353 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2354 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2355 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2356 config/c4x/predicates.md, config/c4x/c4x.h,
2357 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2358 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2359 config/xtensa/linux.h, config/xtensa/xtensa.h,
2360 config/xtensa/elf.h, config/xtensa/xtensa.md,
2361 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2362 config/xtensa/xtensa-protos.h, config/dbx.h,
2363 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2364 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2365 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2366 config/host-solaris.c, config/fr30/fr30.h,
2367 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2368 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2369 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2370 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2371 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2372 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2373 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2374 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2375 config/cris/predicates.md, config/cris/linux.h,
2376 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2377 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2378 config/cris/aout.opt, config/cris/cris-protos.h,
2379 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2380 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2381 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2382 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2383 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2384 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2385 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2386 config/chorus.h, config/mn10300/mn10300.c,
2387 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2388 config/mn10300/mn10300.h, config/mn10300/linux.h,
2389 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2390 config/mn10300/mn10300.md, config/ia64/predicates.md,
2391 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2392 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2393 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2394 config/ia64/freebsd.h, config/ia64/ia64.md,
2395 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2396 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2397 config/gofast.h, config/rtems.h, config/sol2-10.h,
2398 config/m68k/predicates.md, config/m68k/m68k.md,
2399 config/m68k/linux.h, config/m68k/m68k-modes.def,
2400 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2401 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2402 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2403 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2404 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2405 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2406 config/m68k/constraints.md, config/m68k/rtemself.h,
2407 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2408 config/m68k/uclinux.h, config/rs6000/power4.md,
2409 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2410 config/rs6000/linux.h, config/rs6000/eabi.h,
2411 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2412 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2413 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2414 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2415 config/rs6000/windiss.h, config/rs6000/603.md,
2416 config/rs6000/aix41.h, config/rs6000/cell.md,
2417 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2418 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2419 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2420 config/rs6000/default64.h, config/rs6000/7xx.md,
2421 config/rs6000/darwin.opt, config/rs6000/spe.md,
2422 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2423 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2424 config/rs6000/7450.md, config/rs6000/linux64.h,
2425 config/rs6000/constraints.md, config/rs6000/440.md,
2426 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2427 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2428 config/rs6000/rs6000.h, config/rs6000/power6.md,
2429 config/rs6000/predicates.md, config/rs6000/altivec.md,
2430 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2431 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2432 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2433 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2434 config/rs6000/linux64.opt, config/rs6000/sync.md,
2435 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2436 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2437 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2438 config/rs6000/eabispe.h, config/rs6000/e500.h,
2439 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2440 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2441 config/rs6000/aix.h, config/rs6000/vxworks.h,
2442 config/rs6000/40x.md, config/rs6000/aix51.h,
2443 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2444 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2445 config/arc/arc.h, config/mcore/mcore-elf.h,
2446 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2447 config/mcore/mcore.md, config/mcore/mcore.c,
2448 config/mcore/mcore.opt, config/mcore/mcore.h,
2449 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2450 config/score/predicates.md, config/score/score-version.h,
2451 config/score/score-protos.h, config/score/misc.md,
2452 config/score/elf.h, config/score/score.c, config/score/mac.md,
2453 config/score/score7.md, config/score/score.h,
2454 config/score/score-conv.h, config/score/score-mdaux.c,
2455 config/score/score.md, config/score/score.opt,
2456 config/score/score-modes.def, config/score/score-mdaux.h,
2457 config/score/mul-div.S, config/arm/uclinux-elf.h,
2458 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2459 config/arm/symbian.h, config/arm/linux-elf.h,
2460 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2461 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2462 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2463 config/arm/strongarm-pe.h, config/arm/arm.h,
2464 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2465 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2466 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2467 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2468 config/arm/arm-cores.def, config/arm/arm-protos.h,
2469 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2470 config/arm/wince-pe.h, config/arm/neon.md,
2471 config/arm/constraints.md, config/arm/neon.ml,
2472 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2473 config/arm/arm.opt, config/arm/arm926ejs.md,
2474 config/arm/predicates.md, config/arm/iwmmxt.md,
2475 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2476 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2477 config/arm/neon-testgen.ml, config/arm/arm.md,
2478 config/arm/xscale-coff.h, config/arm/pe.c,
2479 config/arm/arm-generic.md, config/arm/pe.h,
2480 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2481 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2482 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2483 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2484 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2485 config/pa/predicates.md, config/pa/pa64-hpux.h,
2486 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2487 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2488 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2489 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2490 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2491 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2492 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2493 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2494 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2495 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2496 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2497 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2498 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2499 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2500 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2501 config/mips/linux64.h, config/mips/elforion.h,
2502 config/mips/constraints.md, config/mips/generic.md,
2503 config/mips/predicates.md, config/mips/4300.md,
2504 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2505 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2506 config/mips/5k.md, config/mips/vr4120-div.S,
2507 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2508 config/mips/mips-protos.h, config/mips/6000.md,
2509 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2510 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2511 config/mips/mips-modes.def, config/mips/vr.h,
2512 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2513 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2514 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2515 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2516 config/vax/openbsd1.h, config/vax/netbsd.h,
2517 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2518 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2519 config/h8300/rtems.h, config/h8300/predicates.md,
2520 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2521 config/h8300/h8300.md, config/h8300/h8300.opt,
2522 config/h8300/coff.h, config/h8300/h8300-protos.h,
2523 config/v850/v850.md, config/v850/predicates.md,
2524 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2525 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2526 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2527 config/mmix/mmix.h, config/mmix/predicates.md,
2528 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2529 config/mmix/mmix.c, config/mmix/mmix.opt,
2530 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2531 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2532 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2533 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2536 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2538 * emit-rtl.c (reset_used_decls): Rename to...
2539 (set_used_decls): ...this. Set the used flag rather than clearing it.
2540 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2541 DECL_RTLs rather than resetting them.
2543 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2545 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2547 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2549 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2550 argument to find_reloads_address.
2552 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2554 PR tree-optimization/32919
2555 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2556 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2557 (coalesce_ssa_name): Call it.
2559 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2560 David Ung <davidu@mips.com>
2562 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2563 (__mips16_unorddf2, __mips16_floatunsidf): New.
2564 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2566 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2568 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2570 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2571 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2572 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2573 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2574 * omp-low.c (get_ws_args_for, determine_parallel_type,
2575 expand_omp_for_generic, expand_omp_for_static_nochunk,
2576 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2577 Work with more precise CFG.
2578 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2579 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2581 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2582 * gimple-low.c (lower_stmt): Ditto.
2583 * tree-inline.c (estimate_num_insns_1): Ditto.
2584 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2585 (OMP_SECTIONS_SWITCH): New.
2586 * tree-cfgcleanup.c (cleanup_omp_return): New.
2587 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2588 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2589 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2590 (tree_redirect_edge_and_branch): Handle omp constructs.
2592 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2593 with three arguments.
2595 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2597 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2600 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2602 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2603 the loop structures may need fixing.
2604 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2606 (cleanup_tree_cfg_loop): Removed.
2607 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2608 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2609 instead of running cleanup_tree_cfg_loop.
2610 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2611 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2612 (tree_predictive_commoning): Declaration changed.
2613 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2615 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2617 * doc/invoke.texi (l1-cache-size): Update documentation.
2618 (l2-cache-size): Document.
2619 * params.h (L2_CACHE_SIZE): New macro.
2620 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2621 that L1_CACHE_SIZE is in kB now.
2622 (L2_CACHE_SIZE_BYTES): New macro.
2623 (tree_ssa_prefetch_arrays): Show size in kB.
2624 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2625 and l2_cache_size fields.
2626 * config/i386/driver-i386.c (describe_cache): Detect cache size
2628 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2629 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2630 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2631 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2632 (override_options): Set l1-cache-size and l2-cache-size to default
2633 values if not specified otherwise.
2634 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2635 (PARAM_L2_CACHE_SIZE): New.
2637 2007-08-01 Nigel Stephens <nigel@mips.com>
2638 David Ung <davidu@mips.com>
2639 Thiemo Seufer <ths@mips.com>
2640 Chris Dearman <chris@mips.com>
2641 Richard Sandiford <richard@codesourcery.com>
2643 * config.gcc (mips*-sde-elf*): New stanza.
2644 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2645 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2646 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2647 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2648 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2649 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2651 * config/mips/sde.h: New file.
2652 * config/mips/t-libgcc-mips16: Likewise.
2653 * config/mips/t-sde: Likewise.
2654 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2655 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2656 _MIPS_FPSET and _MIPS_SZINT.
2657 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2658 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2659 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2660 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2661 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2662 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2663 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2664 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2665 _MIPS_SZPTR and _MIPS_FPSET.
2666 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2667 architecture is specified.
2668 (MIPS_32BIT_OPTION_SPEC): New macro.
2670 2007-07-31 Dan Hipschman <dsh@google.com>
2672 * gcc.c (end_going_arg): New function.
2673 (do_spec_2): Use it.
2674 (do_spec_1): Use it.
2676 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2678 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2679 only if ENABLE_CHECKING is defined.
2681 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2683 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2684 df_ru_add_problem, df_ru_get_bb_info): Removed.
2685 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2686 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2687 df_ru_free_bb_info, df_ru_alloc,
2688 df_ru_bb_local_compute_process_def,
2689 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2690 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2691 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2692 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2693 df_ru_add_problem): Removed.
2695 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2698 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2699 (casesi32p, casesi64p): Likewise.
2700 (casesi): Adjust for above.
2702 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2704 * mode-switching.c (create_pre_exit): Don't search past calls.
2706 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2708 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2710 2007-07-31 Revital Eres <eres@il.ibm.com>
2712 * ddg.c (add_deps_for_def): Rename to...
2713 (add_cross_iteration_register_deps): This. Change implementation
2714 to use only reaching def and def-use chains to construct the
2715 inter loop dependencies.
2716 (add_deps_for_use): Remove function.
2717 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2718 function to build the inter loop dependencies.
2719 * modulo-sched.c (sms_schedule): Build only
2720 reaching def and def-use chains for the propose of the ddg
2723 2007-07-31 Julian Brown <julian@codesourcery.com>
2725 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2726 New define_insns. Use correct RTL.
2727 (vec_set<mode>): Write as expander.
2729 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2731 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2732 to an unallocated space.
2734 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2737 (split_constant_offset): Enable split_constant_offset to extract
2738 constants from other statements.
2739 * tree-vect-transform.c
2740 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2741 to a temp var. Force base_offset to be simple.
2743 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2745 * df-scan.c (df_scan_verify): Remove artificial limit on
2746 the number of blocks for verification.
2747 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2748 df_simulate_defs): Avoid unnecessary insn checking for defs.
2750 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2752 * config/m68k/lb1sf68.asm (FUNC): New macro.
2754 (__udivsi3): Likewise.
2755 (__divsi3): Likewise.
2756 (__umodsi3): Likewise.
2757 (__modsi3): Likewise.
2758 (__subdf3): Likewise.
2759 (__adddf3): Likewise.
2760 (__muldf3): Likewise.
2761 (__divdf3): Likewise.
2762 (__negdf2): Likewise.
2763 (__cmpdf2): Likewise.
2764 (__subsf3): Likewise.
2765 (__addsf3): Likewise.
2766 (__mulsf3): Likewise.
2767 (__divsf3): Likewise.
2768 (__negsf2): Likewise.
2769 (__cmpsf2): Likewise.
2770 (__eqdf2): Likewise.
2771 (__nedf2): Likewise.
2772 (__gtdf2): Likewise.
2773 (__gedf2): Likewise.
2774 (__ltdf2): Likewise.
2775 (__ledf2): Likewise.
2776 (__eqsf2): Likewise.
2777 (__nesf2): Likewise.
2778 (__gtsf2): Likewise.
2779 (__gesf2): Likewise.
2780 (__ltsf2): Likewise.
2781 (__lesf2): Likewise.
2783 2007-07-30 Ollie Wild <aaw@google.com>
2785 * c-ppoutput.c (print_lines_directives_only): New function.
2786 (scan_translation_unit_directives_only): New function.
2787 (preprocess_file): Add call to scan_translation_unit_directives_only.
2788 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2789 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2790 -fdirectives-only. Add errors for -fdirectives-only conflict with
2791 -Wunused-macros and -traditional.
2792 (finish_options): Add builtin macro initialization for
2793 -fdirectives-only + -fpreprocessed.
2794 * c.opt (fdirectives-only): New.
2795 * doc/cppopts.texi (fdirectives-only): New.
2797 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2799 * alias.c (record_set, memory_modified_1): Constify.
2800 * bt-load.c (note_btr_set): Likewise.
2801 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2802 * combine.c (set_nonzero_bits_and_sign_copies,
2803 expand_field_assignment, record_dead_and_set_regs_1,
2804 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2805 likely_spilled_retval_1): Likewise.
2806 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2807 frv_io_handle_set): Likewise.
2808 * config/mips/mips.c (mips_sim_record_set,
2809 vr4130_true_reg_dependence_p_1): Likewise.
2810 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2811 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2812 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2813 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2814 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2815 * ddg.c (mark_mem_store): Likewise.
2816 * df-problems.c (df_urec_mark_reg_change): Likewise.
2817 * function.c (update_epilogue_consts): Likewise.
2818 * gcse.c (record_set_info, record_last_set_info,
2819 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2820 reg_clear_last_set): Likewise.
2821 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2823 * jump.c (reversed_comparison_code_parts): Likewise.
2824 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2825 reg_is_set): Likewise.
2826 * loop-iv.c (mark_altered): Likewise.
2827 * mode-switching.c (reg_becomes_live): Likewise.
2828 * optabs.c (no_conflict_move_test): Likewise.
2829 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2831 * postreload.c (reload_combine_note_store, move2add_note_store):
2833 * regmove.c (flags_set_1): Likewise.
2834 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2836 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2838 * resource.c (update_live_status): Likewise.
2839 * rtl.h (set_of, note_stores): Likewise.
2840 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2841 note_stores, parms_set): Likewise.
2842 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2843 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2845 * var-tracking.c (count_stores, add_stores): Likewise.
2847 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2849 * alias.c (mems_in_disjoint_alias_sets_p,
2850 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2851 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2852 write_dependence_p, mems_in_disjoint_alias_sets_p,
2853 read_dependence, true_dependence, canon_true_dependence,
2854 anti_dependence, output_dependence): Constify.
2855 * combine.c (extended_count): Likewise.
2856 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2857 * cselib.c (get_value_hash, references_value_p,
2858 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2859 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2860 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2861 * function.c (contains, prologue_epilogue_contains,
2862 sibcall_epilogue_contains): Likewise.
2863 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2864 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2865 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2866 reg_or_subregno): Likewise.
2867 * recog.c (asm_noperands): Likewise.
2868 * reload1.c (function_invariant_p): Likewise.
2869 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2870 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2871 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2872 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2873 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2874 extended_count, prologue_epilogue_contains,
2875 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2876 canon_true_dependence, read_dependence, anti_dependence,
2877 output_dependence): Likewise.
2878 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2880 2007-07-30 Julian Brown <julian@codesourcery.com>
2882 * config/arm/neon.md (V_ext): New mode attribute.
2883 (neon_vget_lane<mode>): Replace with define_expand.
2884 (neon_vget_lane<mode>_sext_internal)
2885 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2886 and quad precision vectors.
2887 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2888 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2889 have typeless 32-bit result.
2891 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2894 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2896 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2897 use sizetype for rest.
2898 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2899 (aff_combination_convert): Don't convert rest for pointer types.
2901 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2903 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2905 * tree-ssa-alias.c: Add alloc-pool.h.
2906 (init_alias_info): Free alias_bitmap_obstack.
2907 (delete_alias_info): Call delete_mem_ref_stats.
2908 (get_mem_sym_stats_for): Use alloc_pool.
2909 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2910 (delete_mem_sym_stats): Removed.
2912 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2914 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2915 functions cannot be represented as classical distance vectors.
2917 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2920 * builtins.c (validate_arg, builtin_mathfn_code,
2921 validate_arglist): Likewise.
2922 * calls.c (call_expr_flags): Likewise.
2923 * combine.c (reg_nonzero_bits_for_combine,
2924 reg_num_sign_bit_copies_for_combine, get_last_value,
2925 reg_truncated_to_mode): Likewise.
2926 * emit-rtl.c (subreg_lowpart_p): Likewise.
2927 * expr.c (highest_pow2_factor_for_target,
2928 categorize_ctor_elements_1, categorize_ctor_elements,
2929 count_type_elements, contains_packed_reference,
2930 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2931 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2932 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2933 native_encode_int, native_encode_real, native_encode_complex,
2934 native_encode_vector, native_encode_expr, native_interpret_int,
2935 native_interpret_real, native_interpret_complex,
2936 native_interpret_vector, native_interpret_expr): Likewise.
2937 * function.c (use_register_for_decl): Likewise.
2938 * gimplify.c (get_name): Likewise.
2939 * langhooks-def.h (lhd_return_null_const_tree): New.
2940 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2941 * langhooks.c (lhd_return_null_const_tree): New.
2942 * langhooks.h (lang_get_callee_fndecl): Constify.
2943 * output.h (constructor_static_from_elts_p): Likewise.
2944 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2945 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2946 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2947 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2948 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2949 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2950 * rtlhooks-def.h (reg_nonzero_bits_general,
2951 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2953 * rtlhooks.c (reg_num_sign_bit_copies_general,
2954 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2956 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2957 * stor-layout.c (mode_for_size_tree): Likewise.
2958 * tree-ssa-loop-im.c (memref_eq): Likewise.
2959 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2960 * tree.c (contains_placeholder_p, type_list_equal,
2961 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2963 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2964 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2965 contains_placeholder_p, contains_packed_reference,
2966 get_callee_fndecl, operand_equal_for_phi_arg_p,
2967 warn_if_unused_value, is_body_block, native_encode_expr,
2968 native_interpret_expr, fold_convertible_p, operand_equal_p,
2969 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2970 validate_arglist, simple_cst_equal, type_list_equal,
2971 use_register_for_decl, call_expr_flags, get_name,
2972 highest_pow2_factor): Likewise.
2973 (const_call_expr_arg_iterator_d,
2974 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2975 first_const_call_expr_arg, more_const_call_expr_args_p,
2976 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2977 * varasm.c (constructor_static_from_elts_p): Constify.
2979 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2981 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2982 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2983 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2984 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2985 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2986 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2987 spelling conventions.
2988 * doc/invoke.texi: Follow spelling conventions.
2990 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2991 Revital Eres <eres@il.ibm.com>
2993 * modulo-sched.c (sms_schedule): Avoid loops which includes
2994 auto-increment instructions.
2996 2007-07-28 Richard Guenther <rguenther@suse.de>
2999 * fold-const.c (fold_cond_expr_with_comparison): Convert
3000 operand zero of MIN/MAX_EXPR to correct type.
3002 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3004 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
3005 flags_from_decl_or_type): Constify.
3006 * gcc.c (do_spec_1): Likewise.
3007 * print-tree.c (dump_addr, print_node_brief): Likewise.
3008 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
3009 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
3010 tree_purge_all_dead_eh_edges): Likewise.
3011 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
3012 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
3014 * tree.c (expr_location, expr_has_location, expr_locus,
3015 expr_filename, expr_lineno, get_inner_array_type,
3016 fields_compatible_p): Likewise.
3017 * tree.h (get_inner_array_type, fields_compatible_p,
3018 expr_location, expr_has_location, expr_locus, expr_filename,
3019 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3020 setjmp_call_p, alloca_call_p): Likewise.
3022 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3024 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3025 TV_FLOW_INSENSITIVE.
3027 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3029 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3030 (compute_flow_insensitive_aliasing): Ditto for
3031 TV_FLOW_INSENSITIVE.
3033 2007-07-27 Jan Hubicka <jh@suse.cz>
3035 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3038 * attribs.c: Include hashtab.h
3039 (attribute_hash): New.
3040 (substring): New structure.
3041 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3043 (init_attributes): Initialize attribute hash.
3044 (decl_attributes): Use attribute hash.
3045 * Makefile.in (attribs.c): Depend on hashtab.h.
3047 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3049 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3051 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3053 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3054 __mips_dspr2 and __mips_dsp_rev macros.
3055 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3057 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3059 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3061 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3065 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3066 and the updating of the live and do_not_gen sets.
3067 (df_note_bb_compute): Added updating of live and do_not_gen sets
3068 for regular defs so that the case of clobber inside conditional
3069 call is processed correctly.
3071 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3073 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3074 operands with compatible type.
3076 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3078 * expr.h (store_bit_field): Don't return a value.
3079 * expmed.c (check_predicate_volatile_ok): New function.
3080 (store_bit_field_1): New function, extracted from store_bit_field.
3081 Take a fallback_p argument and return true if the operation succeeded.
3082 Only use store_fixed_bit_field if fallback_p. Don't recompute
3083 mode_for_extraction; use op_mode instead. Try forcing memories
3084 into registers if the insv expander fails.
3085 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3086 Don't return a value.
3087 (convert_extracted_bit_field): New function, extracted from
3089 (extract_bit_field_1): Likewise. Take a fallback_p argument
3090 and return NULL if the operation succeeded. Only use
3091 extract_fixed_bit_field if fallback_p. Only calculate one
3092 extraction mode. Combine code for extv and extzv. Try forcing
3093 memories into registers if the ext(z)v expander fails.
3094 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3096 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3098 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3100 (df_ref): Likewise. Put regno with other integer fields.
3102 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3104 * df.h (df_mw_hardreg): Remove "loc" field.
3105 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3107 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3108 split out from df_set_unused_notes_for_mw. Return false for
3109 partial references. Assert that mw_reg is a REG when returning true.
3110 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3111 (df_whole_mw_reg_dead_p): New function, split out from
3112 df_set_dead_notes_for_mw. Return false for partial references.
3113 Assert that mw_reg is a REG when returning true.
3114 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3115 Remove redundant bitmap check.
3117 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3119 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3120 ($(T)crtend.o): Likwise.
3121 ($(T)crtbeginS.o): Likwise.
3122 ($(T)crtendS.o): Likwise.
3123 ($(T)crtfastmath.o): Likwise.
3125 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3127 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3128 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3129 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3130 and x_n_bbs_in_dom_tree fields.
3132 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3134 PR tree-optimization/32087
3135 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3136 Do not call scale_bbs_frequencies_int with prob of zero.
3138 2007-07-26 Julian Brown <julian@codesourcery.com>
3140 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3141 (neon_element_bits): Add prototypes.
3142 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3143 (neon_const_bounds, neon_element_bits): New functions.
3144 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3145 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3146 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3147 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3148 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3149 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3150 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3151 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3152 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3153 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3154 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3155 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3156 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3158 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3160 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3161 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3163 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3164 Julian Brown <julian@codesourcery.com>
3166 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3167 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3168 * config/arm/cortex-a8.md: New.
3169 * config/arm/cortex-a8-neon.md: New.
3170 * config/arm/neon-schedgen.ml: New.
3171 * config/arm/neon.md (vqh_mnem): New.
3173 (Is_float_mode): New.
3174 (Scalar_mul_8_16): New.
3176 (V_mode_nunits): New.
3177 (All instruction patterns): Annotate with neon_type attribute
3179 * config/arm/arm.md: Include cortex-a8.md.
3180 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3182 Annotate instruction patterns accordingly.
3183 (generic_sched): Do not use generic scheduling for Cortex-A8.
3184 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3186 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3188 * fold-const.c (fold_read_from_constant_string): Use
3190 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3192 2007-07-26 Nick Clifton <nickc@redhat.com>
3194 * tree-ssa-operands.h: Change copyright header to refer to version
3195 3 of the GNU General Public License and to point readers at the
3196 COPYING3 file and the FSF's license web page.
3197 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3198 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3199 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3200 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3201 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3202 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3203 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3204 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3205 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3206 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3207 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3208 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3209 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3210 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3211 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3212 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3213 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3214 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3215 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3216 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3217 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3218 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3219 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3220 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3221 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3222 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3223 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3224 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3225 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3226 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3227 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3228 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3229 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3230 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3231 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3232 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3233 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3234 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3235 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3236 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3237 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3238 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3239 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3240 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3241 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3242 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3243 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3244 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3245 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3246 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3247 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3248 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3249 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3250 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3251 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3252 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3253 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3254 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3255 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3256 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3257 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3258 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3259 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3260 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3261 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3262 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3263 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3264 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3265 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3266 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3267 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3268 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3269 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3270 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3271 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3272 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3273 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3274 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3275 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3276 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3277 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3278 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3279 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3280 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3281 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3282 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3283 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3284 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3285 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3286 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3287 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3288 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3289 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3290 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3291 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3292 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3293 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3294 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3295 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3296 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3297 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3298 convert.c, convert.h, langhooks-def.h, reload1.c,
3299 tree-ssa-operands.c: Likewise.
3301 2007-07-26 Jan Hubicka <jh@suse.cz>
3303 * tree-ssa-live.c: Include debug.h and flags.h.
3304 (mark_scope_block_unused): New function.
3305 (remove_unused_scope_block_p): New function.
3306 (remove_unused_locals): Remove unused blocks too.
3308 2007-07-25 Ian Lance Taylor <iant@google.com>
3310 * combine.c (combine_max_regno): Remove. Remove all uses.
3311 (struct reg_stat_struct): Rename from struct reg_stat.
3312 (reg_stat_type): Define, and declare VECs.
3313 (reg_stat): Change from pointer to VEC. Change all uses.
3314 (combine_split_insns): New static function.
3315 (try_combine, find_split_point): Call it instead of split_insns.
3317 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3319 * cfghooks.c (split_block): Fix the information about loop latch.
3321 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3323 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3325 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3327 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3328 Scan the new edge for loop exit info.
3330 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3332 * config/darwin.c: Include debug.h.
3334 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3337 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3339 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3341 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3342 (HARD_REGNO_MODE_OK): Ditto.
3343 (MODES_TIEABLE_P): Ditto.
3344 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3345 (CLASS_MAX_NREGS): Ditto.
3346 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3347 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3348 (divdf3_internal_thr): Removed.
3349 * config/ia64/div.md: New file.
3350 * config/ia64/constraints.md: Add H constraint.
3352 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3354 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3355 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3356 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3357 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3358 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3359 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3360 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3361 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3362 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3363 dump_sbitmap_file, debug_sbitmap, popcount_table,
3364 sbitmap_popcount): Constify.
3365 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3366 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3367 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3368 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3369 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3370 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3371 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3372 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3373 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3374 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3375 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3377 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3380 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3381 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3382 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3383 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3384 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3385 bitmap_intersect_p, bitmap_intersect_compl_p,
3386 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3387 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3389 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3390 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3391 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3392 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3393 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3394 debug_bitmap, debug_bitmap_file, bitmap_print,
3395 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3396 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3398 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3400 * config/darwin.c (darwin_override_options): Additional fix for
3401 debug info formats that don't support var tracking.
3403 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3405 * cselib.c (entry_and_rtx_equal_p): Constify.
3406 * gengtype.c (output_mangled_typename, write_types, write_local):
3408 * gengtype.h (const_type_p): New.
3409 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3411 * tlink.c (scan_linker_output): De-constify.
3412 * tree-ssa-loop-im.c (memref_eq): Constify.
3413 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3414 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3416 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3418 * c-common.c (fname_as_string, c_type_hash): Constify.
3419 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3420 * cgraph.c (edge_hash, edge_eq): Likewise.
3421 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3422 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3423 reg_attrs_htab_eq): Likewise.
3424 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3426 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3427 const_decl_t, const_state_t, const_automata_list_el_t): New.
3428 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3429 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3430 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3431 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3432 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3433 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3434 compare_max_occ_cycle_nums, out_state_arcs_num,
3435 compare_transition_els_num, units_cmp, state_reservs_cmp):
3437 * genmodes.c (cmp_modes): Likewise.
3438 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3439 * gimplify.c (compare_case_labels): Likewise.
3440 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3441 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3442 * matrix-reorg.c (mtt_info_hash): Likewise.
3443 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3444 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3445 (htab_hash_bucket, htab_hash_elem): Constify.
3446 * tree-browser.c (TB_parent_eq): Likewise.
3447 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3448 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3449 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3450 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3452 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3453 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3454 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3455 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3456 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3458 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3459 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3460 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3461 * tree-ssa-threadupdate.c (redirection_data_hash,
3462 redirection_data_eq): Likewise.
3463 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3464 * tree-ssa.c (var_ann_eq): Likewise.
3465 * tree-vrp.c (compare_case_labels): Likewise.
3466 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3467 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3468 tree_not_check_failed, tree_class_check_failed,
3469 tree_range_check_failed, tree_not_class_check_failed,
3470 omp_clause_check_failed, omp_clause_range_check_failed,
3471 tree_contains_struct_check_failed, tree_operand_check_failed):
3473 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3474 tree_not_check_failed, tree_class_check_failed,
3475 tree_range_check_failed, tree_not_class_check_failed,
3476 tree_operand_check_failed, omp_clause_operand_check_failed,
3477 tree_operand_length): Likewise.
3478 * var-tracking.c (const_variable): New.
3479 (variable_htab_hash, variable_htab_eq): Constify.
3480 * varasm.c (const_desc_hash): Likewise.
3482 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3484 * expr.c (handled_component_p): Constify.
3485 * fold-const.c (fit_double_type): Likewise.
3486 * real.h (real_value_from_int_cst): Likewise.
3487 * tree-flow-inline.h (gimple_in_ssa_p,
3488 gimple_aliases_computed_p, gimple_addressable_vars,
3489 gimple_call_clobbered_vars, gimple_referenced_vars,
3490 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3491 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3492 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3493 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3494 is_label_stmt, is_global_var, phi_ssa_name_p,
3495 factoring_name_p, is_call_clobbered, tree_common_ann,
3496 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3497 unmodifiable_var_p, array_ref_contains_indirect_ref,
3498 ref_contains_array_ref, lookup_subvars_for_var,
3499 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3500 gimple_mem_ref_stats): Likewise.
3501 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3502 may_aliases, is_exec_stmt, is_label_stmt,
3503 ref_contains_array_ref, array_ref_contains_indirect_ref,
3504 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3505 unmodifiable_var_p): Likewise.
3506 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3507 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3508 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3509 cst_and_fits_in_hwi, real_value_from_int_cst,
3510 build_real_from_int_cst, integer_zerop, integer_onep,
3511 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3512 tree_floor_log2, real_zerop, real_onep, real_twop,
3513 real_minus_onep, really_constant_p, purpose_member, chain_member,
3514 list_length, fields_length, int_size_in_bytes, bit_position,
3515 int_bit_position, byte_position, int_byte_position, expr_align,
3516 array_type_nelts, tree_node_structure,
3517 type_contains_placeholder_1, iterative_hash_pointer,
3518 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3519 tree_map_base_eq, type_hash_list, type_hash_eq,
3520 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3521 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3522 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3523 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3524 int_fits_type_p, get_containing_scope, decl_function_context,
3525 decl_type_context, omp_clause_operand_check_failed,
3526 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3527 * tree.h (omp_clause_operand_check_failed, tree_size,
3528 build_real_from_int_cst, array_type_nelts, purpose_member,
3529 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3530 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3531 is_attribute_p, check_qualified_type, expr_align,
3532 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3533 int_byte_position, list_length, fields_length, initializer_zerop,
3534 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3535 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3536 tree_node_structure, handled_component_p, get_containing_scope,
3537 decl_function_context, decl_type_context, real_zerop,
3538 type_num_arguments, fit_double_type, really_constant_p,
3539 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3540 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3541 real_twop, real_minus_onep, int_cst_value): Likewise.
3543 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3545 * cfglayout.c (insn_scope, insn_line): Constify.
3546 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3547 const_double_htab_hash, const_double_htab_eq,
3548 mem_attrs_htab_hash): Likewise.
3549 * loop-iv.c (biv_eq): Likewise.
3550 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3551 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3552 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3554 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3555 error_for_asm, warning_for_asm, _fatal_insn,
3556 _fatal_insn_not_found): Likewise.
3557 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3558 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3559 rtl_check_failed_type2, rtl_check_failed_code1,
3560 rtl_check_failed_code2, rtl_check_failed_code_mode,
3561 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3562 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3563 rtl_check_failed_type2, rtl_check_failed_code1,
3564 rtl_check_failed_code2, rtl_check_failed_code_mode,
3565 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3566 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3567 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3568 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3569 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3570 rtx_unstable_p, get_integer_term, get_related_value,
3571 offset_within_block_p, reg_mentioned_p, count_occurrences,
3572 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3573 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3574 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3575 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3576 find_constant_src, find_reg_fusage, find_regno_fusage,
3577 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3578 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3579 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3580 computed_jump_p, auto_inc_p, in_expr_list_p,
3581 remove_node_from_expr_list, loc_mentioned_in_p,
3582 label_is_jump_target_p, reversed_comparison_code_parts,
3583 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3584 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3585 print_inline_rtx): Likewise.
3586 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3587 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3588 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3589 get_integer_term, get_related_value, offset_within_block_p,
3590 count_occurrences, reg_mentioned_p, no_labels_between_p,
3591 reg_used_between_p, reg_referenced_p, single_set_2,
3592 multiple_sets, set_noop_p, refers_to_regno_p,
3593 reg_overlap_mentioned_p, dead_or_set_p,
3594 covers_regno_no_parallel_p, covers_regno_p,
3595 dead_or_set_regno_p, find_reg_note, find_regno_note,
3596 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3597 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3598 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3599 side_effects_p, may_trap_p_1, may_trap_p,
3600 may_trap_after_code_motion_p, may_trap_or_fault_p,
3601 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3602 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3603 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3604 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3605 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3607 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3608 warning_for_asm): Likewise.
3609 * tree.h (print_rtl): Likewise.
3610 * varasm.c (get_pool_mode): Likewise.
3612 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3614 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3615 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3616 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3617 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3618 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3619 * ddg.c (compare_sccs): Likewise.
3620 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3621 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3622 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3623 decimal_do_fix_trunc, decimal_real_to_integer,
3624 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3625 * dse.c (const_group_info_t): New.
3626 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3627 * dwarf2out.c (const_dw_die_ref): New.
3628 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3629 * tree-browser.c (TB_parent_eq): Likewise.
3630 * unwind-dw2-fde.c (__register_frame_info_bases,
3631 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3632 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3634 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3635 * unwind-dw2.c (uw_frame_state_for): Likewise.
3636 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3637 * value-prof.h (const_histogram_value): New.
3639 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3641 * config/mips/mips.c (machine_function): Add
3642 initialized_mips16_gp_pseudo_p.
3643 (mips16_gp_pseudo_reg): Do not emit the initialization of
3644 mips16_gp_pseudo_rtx when being called from the gimple cost-
3645 calculation routines; emit it on the first use outside those
3648 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3650 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3653 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3654 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3655 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3656 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3657 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3658 Preserve const-ness of parameters through use of __typeof(),
3659 also constify and tidy.
3661 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3662 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3663 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3664 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3665 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3666 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3667 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3668 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3669 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3671 2007-07-25 Julian Brown <julian@codesourcery.com>
3672 Mark Shinwell <shinwell@codesourcery.com>
3674 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3675 (alpha_mangle_type): This.
3676 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3677 (TARGET_MANGLE_TYPE): Define this instead.
3678 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3679 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3680 (arm_init_neon_builtins): Fix comment.
3681 (arm_mangle_map_entry): New.
3682 (arm_mangle_map): New.
3683 (arm_mangle_type): New.
3684 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3685 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3686 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3687 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3688 (TARGET_MANGLE_TYPE): Define this instead.
3689 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3690 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3691 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3692 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3693 (TARGET_MANGLE_TYPE): Define this instead.
3694 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3696 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3697 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3698 (TARGET_MANGLE_TYPE): Define this instead.
3699 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3700 (s390_mangle_type): This.
3701 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3702 (TARGET_MANGLE_TYPE): Define this instead.
3703 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3704 (sparc_mangle_type): This.
3705 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3706 (TARGET_MANGLE_TYPE): Define this instead.
3707 * cp/mangle.c (write_type): Call mangle_type target hook on all
3708 types before mangling. Use original type, not main variant, as
3710 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3711 (TARGET_MANGLE_TYPE): This.
3712 * target.h (gcc_target): Rename mangle_fundamental_type to
3714 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3715 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3717 2007-07-25 Julian Brown <julian@codesourcery.com>
3718 Paul Brook <paul@codesourcery.com>
3719 Joseph Myers <joseph@codesourcery.com>
3720 Mark Shinwell <shinwell@codesourcery.com>
3722 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3723 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3724 (with_fpu): Allow --with-fpu=neon.
3725 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3726 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3727 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3728 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3729 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3730 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3731 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3732 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3733 (output_move_neon): Add prototypes.
3734 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3735 (all_fpus): Add FPUTYPE_NEON.
3736 (fp_model_for_fpu): Add NEON field.
3737 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3738 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3740 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3742 (thumb2_legitimate_address_p): Likewise.
3743 (neon_valid_immediate): Recognize and prepare constants suitable for
3745 (neon_immediate_valid_for_move): New function. Recognize and prepare
3746 immediates for NEON move instructions.
3747 (neon_immediate_valid_for_logic): New function. Recognize and
3748 prepare immediates for NEON logic instructions.
3749 (neon_output_logic_immediate): New function. Create asm string
3750 suitable for outputting immediate logic instructions.
3751 (neon_pairwise_reduce): New function. Implement reduction using
3752 pairwise operations.
3753 (neon_expand_vector_init): New function. Expand a (possibly
3754 non-constant) vector initialization.
3755 (neon_vector_mem_operand): New function. Memory operands supported
3756 for quad-word loads/stores to/from ARM or NEON registers. Don't
3757 allow base+offset addressing for core regs.
3758 (neon_struct_mem_operand): New function. Valid mems for NEON
3760 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3761 from neon_vector_mem_operand addresses without a secondary register.
3762 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3763 (add_minipool_backward_ref): Likewise.
3764 (dump_minipool): Likewise.
3765 (push_minipool_fix): Likewise.
3766 (output_move_quad): New function. Output quad-word moves, loads and
3767 stores using ARM registers.
3768 (output_move_vfp): Add support for vectors in VFP (NEON) D
3770 (output_move_neon): Output a NEON load/store to/from a quadword
3772 (arm_print_operand): Implement new codes:
3773 - 'c' for unadorned integers (without a # sign).
3774 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3776 - 'e', 'f' for the low and high D parts of a NEON Q register.
3777 - 'q' outputs a NEON Q register.
3778 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3779 - 'T' prints NEON opcode features from a coded bitmask.
3780 - 'F' is similar to T, but signed/unsigned codes both print as
3782 - 't' is similar to T, but 'u' is printed instead of 'p'.
3783 - 'O' prints 'r' if NEON instruction should perform rounding (as
3784 specified by bitmask), else prints nothing.
3785 - '#' is a punctuation character to stop operand numbers from
3786 running together with following digits in the assembler
3787 strings for instructions (when using mode attributes).
3788 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3789 constant vectors in big-endian mode, where necessary.
3790 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3791 Handle EI, OI, CI, XI modes.
3792 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3793 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3794 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3795 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3796 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3798 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3799 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3800 to turn v8qi, etc. into bits defined above.
3801 (neon_itype): New enumeration. Classifications of NEON builtins.
3802 (neon_builtin_datum): Define struct. Contains information about
3803 a single builtin (with multiple modes).
3804 (CF): Define helper macro for...
3805 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3807 (neon_builtin_data): New array. Define information about builtins
3808 for use during initialization/expansion.
3809 (arm_init_neon_builtins): New function.
3810 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3812 (neon_builtin_compare): New function.
3813 (locate_neon_builtin_icode): New function. Find an insn code for a
3814 builtin given a function code for that builtin. Also return type of
3815 builtin (NEON_BINOP, NEON_UNOP etc.).
3816 (builtin_arg): New enumeration. Types of arguments for builtins.
3817 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3818 Takes a variable argument list of builtin_arg types, terminated by
3820 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3821 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3822 (neon_emit_pair_result_insn): New function. Support returning pairs
3823 of vectors via a pointer.
3824 (neon_disambiguate_copy): New function. Set up operands for a
3825 multi-word copy such that registers do not get clobbered.
3826 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3827 ARM_BUILTIN_NEON_BASE.
3828 (arm_file_start): Set float-abi attribute for NEON.
3829 (arm_vector_mode_supported_p): Enable NEON vector modes.
3830 (arm_mangle_map_entry): New.
3831 (arm_mangle_map): New.
3832 (arm_mangle_vector_type): New.
3833 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3835 (TARGET_NEON): New macro. Target supports NEON.
3836 (fputype): Add FPUTYPE_NEON.
3837 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3838 for vectorization based on command-line arg.
3839 (NEON_REGNO_OK_FOR_NREGS): Define.
3840 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3841 (VALID_NEON_STRUCT_MODE): Define.
3842 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3843 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3844 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3845 (consttable_16): Add pattern for outputting 16-byte minipool
3847 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3849 (vec-common.md, neon.md): Include md files.
3850 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3851 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3852 (memory_constraint "Ut", "Un", "Us"): Define.
3853 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3854 (MMX_char): New mode attribute.
3855 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3856 (*add<mode>3_iwmmxt): New insn pattern.
3857 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3858 (*sub<mode>3_iwmmxt): New insn pattern.
3859 (mulv4hi3): Rename to...
3860 (*mulv4hi3_iwmmxt): This.
3861 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3862 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3863 (uminv4hi3, uminv2si3): Remove. Replace with...
3864 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3865 (*umin<mode>3_iwmmxt): These.
3866 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3867 (ashr<mode>3_iwmmxt): This new pattern.
3868 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3869 (lshr<mode>3_iwmmxt): This new pattern.
3870 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3871 (ashl<mode>3_iwmmxt): This new pattern.
3872 * config/arm/neon-docgen.ml: New file. Generate documentation for
3874 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3875 * config/arm/arm_neon.h: New (autogenerated).
3876 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3878 * config/arm/neon.md: New file. Define NEON instructions.
3879 * config/arm/neon.ml: New file. Abstract description of NEON
3880 instructions, used to generate arm_neon.h header, documentation and
3882 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3883 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3885 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3887 (ARM NEON Intrinsics): New subsection.
3888 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3890 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3892 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3895 2007-07-24 Jan Hubicka <jh@suse.cz>
3897 * regclass.c (move_table): New type.
3898 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3899 (init_move_cost): Break out from ...
3900 (init_reg_sets_1): ... here; simplify computation of
3901 have_regs-of_mode and contains_reg_of_mode.
3902 (record_reg_classes): Unswitch internal loops.
3903 (copy_cost): Trigger lazy initialization of move cost
3904 (record_address_regs): Likewise.
3906 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3908 * config/darwin.c (darwin_override_options): Don't force on
3909 flag_var_tracking_uninit when no debug info is requested.
3911 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3913 * cfgloop.c (init_loops_structure): New function.
3914 (flow_loops_find): Create root of the loop tree unconditionally.
3916 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3918 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3920 2007-07-24 Jan Hubicka <jh@suse.cz>
3922 * caller-save.c: Include ggc.h, gt-caller-save.h
3923 (reg_save_code, reg_restore_code): Rename to ...
3924 (cached_reg_save_code, cached_reg_restore_code): ... those.
3925 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3926 (reg_save_code, reg_restore_code): New functions.
3927 (init_caller_save): Do not intialize
3928 reg_save_code/reg_restore_code tables.
3929 * Makefile.in: (gt-caller-save.h): New.
3931 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3933 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3934 with the mode of the original operand instead of
3937 2007-07-23 Jan Hubicka <jH@suse.cz>
3939 * i386.c (ix86_secondary_memory_needed): Break out to...
3940 (inline_secondary_memory_needed): ... here.
3941 (ix86_memory_move_cost): Break out to ...
3942 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3943 maximum of input and output; fix handling of Q_REGS on 64bit.
3944 (ix86_secondary_memory_needed): Microoptimize.
3946 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3948 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3949 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3950 stmts_from_loop, known_dependences_p, build_rdg): New.
3951 * tree-data-ref.h: Depends on graphds.h.
3952 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3953 (build_rdg): Declared.
3954 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3956 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3958 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3961 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3962 Jakub Jelinek <jakub@redhat.com>
3964 PR middle-end/PR28690
3965 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3966 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3967 and MEM_POINTER operands over REG and MEM operands.
3968 (swap_commutative_operands_p): Change return value to bool.
3969 * rtl.h: Update the corresponding prototype.
3970 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3971 instead of gen_rtx_PLUS.
3972 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3973 value to bool. Change function arguments to rtx's and update code
3975 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3976 calls to match the new declaration.
3977 * simplify-rtx.c (simplify_associative_operation): Don't
3978 reorder simplify_binary_operation arguments.
3980 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3982 * config/mips/mips.c (override_options): Use mips_costs to derive
3983 the default branch cost.
3984 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3986 * config/mips/mips.opt (mbranch-cost=): New option.
3987 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3989 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3991 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3992 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3993 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3994 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3996 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3998 * config/mips/constraints.md (ks): New constraint.
3999 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
4000 (*add<mode>3_mips16): ...here.
4002 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
4004 * optabs.h (enum optab_index): Add new OTI_signbit.
4005 (signbit_optab): Define corresponding macro.
4006 (enum insn_code signbit_optab[]): Remove array.
4007 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
4008 (expand_copysign_absneg): If back end provides signbit insn, use it
4009 instead of bit operations on floating point argument.
4010 * builtins.c (enum insn_code signbit_optab[]): Remove array.
4011 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
4012 availability of signbit insn.
4014 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
4015 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
4016 SSE mode is not active.
4017 (isinf<mode>2): Disable for mfpmath=sse,387.
4019 2007-07-22 Ben Elliston <bje@au.ibm.com>
4021 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4023 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4025 2007-07-20 Richard Guenther <rguenther@suse.de>
4027 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4028 integral typed condition.
4029 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4030 booleanness. Only preserve conversions from a non-base
4031 type to a base type, not in general between types with
4032 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4033 * tree.def (COND_EXPR): Document that the condition
4034 can be of any integral type.
4036 2007-07-20 Nigel Stephens <nigel@mips.com>
4037 Richard Sandiford <richard@codesourcery.com>
4039 * config/mips/mips.h (mips_dwarf_regno): Declare.
4040 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4041 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4042 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4043 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4044 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4045 (REG_CLASS_NAMES): Update accordingly.
4046 * config/mips/mips.c (mips_dwarf_regno): New array.
4047 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4048 (mips_subword): Remove special handling for accumulator registers.
4049 (override_options): Initiailize mips_dwarf_regno. Remove use
4051 (mips_swap_registers): New function.
4052 (mips_conditional_register_usage): Swap accumulator registers
4053 around if TARGET_LITTLE_ENDIAN.
4054 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4055 * config/mips/constraints.md (h, l): Use the endianness to choose
4056 between MD0_REG and MD1_REG.
4057 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4058 alternative-dependent template.
4060 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4062 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4065 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4067 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4068 predecessor fallthru flags.
4070 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4072 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4073 of compare to the same type.
4074 * cfgloopmanip.c (add_loop): Update information about loop exits.
4075 (loop_version): Remove the innermost loop requirement.
4076 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4077 to sizetype for pointers.
4079 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4081 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4082 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4083 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4085 * config/dfp-bit.c: Empty for TFmode conversions.
4087 2007-07-18 Caroline Tice <ctice@apple.com>
4089 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4090 and handle them correctly; check that src is not NULL before
4092 (find_src_set_src): Likewise.
4094 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4096 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4097 (struct alignment_context, init_alignment_context): New.
4098 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4099 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4100 (XCHAL_HAVE_S32C1I): Likewise.
4101 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4102 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4103 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4104 (ATOMIC, HQI): New macros.
4105 (memory_barrier, *memory_barrier): New.
4106 (sync_lock_releasesi): New.
4107 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4108 (sync_lock_test_and_set<mode>): New.
4109 (sync_<atomic><mode>): New.
4110 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4111 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4112 (xtensa_expand_atomic): New.
4114 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4118 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4119 transformation for builtin ISNORMAL.
4120 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4121 * builtins.def (BUILT_IN_ISNORMAL): New.
4122 * doc/extend.texi: Document isnormal.
4124 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4128 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4129 optabs infrastructure. Provide generic implementation for
4131 (expand_builtin): Handle FINITE/ISFINITE.
4132 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4133 (fold_builtin_1): Likewise.
4135 * builtins.def (BUILT_IN_ISFINITE): New.
4137 * doc/extend.texi: Document isfinite.
4139 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4144 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4145 generic fallback for isinf.
4146 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4147 calculation code ...
4148 * real.c (get_max_float): ... to here.
4149 * real.h (get_max_float): New.
4151 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4155 * builtin-attrs.def (ATTR_TYPEGENERIC,
4156 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4158 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4159 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4160 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4161 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4163 * c-common.c (handle_type_generic_attribute): New.
4164 (c_common_attribute_table): Add "type generic".
4166 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4168 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4170 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4171 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4174 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4177 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4178 checking that the operand is an expression.
4180 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4181 Danny Smith <dannysmith@users.sourceforge.net>
4184 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4185 file mapping object in local namespace if Windows version later
4188 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4190 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4191 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4192 arm_cannot_force_const_mem.
4193 (arm_cannot_force_const_mem): New function.
4194 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4195 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4196 of arm_tls_referenced_p.
4197 * config/arm/arm.md (movsi): Split out-of-section constants when
4198 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4199 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4201 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4203 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4205 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4207 * config/mips/mips.md (*extendqihi2): Convert the destination
4210 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4212 * config/pa/fptr.c: Update license header.
4213 * config/pa/milli64.S: Likewise.
4215 2007-07-17 Nick Clifton <nickc@redhat.com>
4217 * COPYING_v3: New file. Contains version 3 of the GNU General
4219 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4220 Lesser General Public License.
4221 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4222 the GNU General Public License.
4224 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4226 PR rtl-optimization/32773
4227 * cfglayout.c (force_one_exit_fallthru): New function.
4228 (cfg_layout_finalize): Use it.
4230 2007-07-16 Richard Guenther <rguenther@suse.de>
4231 Uros Bizjak <ubizjak@gmail.com>
4233 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4234 before forcing it to gimple operand.
4236 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4237 David Ung <davidu@mips.com>
4239 * config/mips/mips.h (TUNE_24K): Define.
4240 (TUNE_MACC_CHAINS): Add TUNE_24K.
4241 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4243 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4244 (r74k_int_madd): .. this new reservation.
4245 (define_bypass): Fixed bypasses for r74k_int_madd to use
4247 * config/mips/24k.md (define_bypass): Define new
4248 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4250 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4251 Nigel Stephens <nigel@mips.com>
4253 * config/mips/mips.md: Include 20kc.md.
4254 * config/mips/20kc.md: New file.
4255 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4256 (mips_adjust_cost): Tweak for 20Kc.
4257 (mips_issue_rate): Likewise.
4258 * config/mips/mips.h (TUNE_20KC): Define.
4260 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4262 * config/rs6000/rs6000.c (struct processor_cost): Add
4263 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4265 (*_cost): Add cache information.
4266 (rs6000_override_options): Set cache parameters.
4268 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4271 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4272 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4274 2007-07-16 Paul Brook <paul@codesourcery.com>
4277 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4278 (cirrus_thumb2_movsi_insn): Ditto.
4280 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4282 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4285 2007-07-15 Andrew Haley <aph@redhat.com>
4287 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4288 before looking in the context.
4290 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4294 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4295 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4296 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4297 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4298 to generate .CALLINFO statement.
4299 (hppa_expand_prologue): Set rp_saved.
4300 (hppa_expand_epilogue): Use rp_saved.
4301 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4302 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4304 2007-07-14 Dirk Mueller <dmueller@suse.de>
4306 * omega.c (coalesce): Fix memory leak on early exit.
4307 * matrix-reorg.c (check_allocation_function): Likewise.
4308 * tree-vect-transform.c (vect_get_new_vect_var): free result
4310 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4311 pass pointer to edge vector
4312 (partition_hot_cold_basic_blocks): Fix memory leak.
4313 * collect2.c (prefix_from_string): Free temporary storage.
4314 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4316 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4318 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4319 (DO_GLOBAL_DTORS_BODY): Likewise.
4321 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4322 Nigel Stephens <nigel@mips.com>
4324 * config/mips/mips.c (mips_classify_symbol): Don't return
4325 SYMBOL_SMALL_DATA for constant pool addresses if
4326 TARGET_EMBEDDED_DATA is true.
4328 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4330 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4331 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4332 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4333 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4334 __builtin_ia32_storehps, __builtin_ia32_storelps,
4335 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4336 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4337 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4338 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4339 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4340 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4341 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4342 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4343 using def_builtin_const.
4345 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4347 PR tree-optimization/32705
4348 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4349 (simplify_binary_expression): Use SSA_VAL consistently.
4351 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4353 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4354 (SPEFSCR_REGNO): Delete definition.
4355 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4356 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4357 * config/rs6000/rs6000.h: Do not define *_REGNO.
4358 LINK_REGISTER_REGNUM -> LR_REGNO.
4359 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4360 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4361 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4362 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4363 R_VRSAVE, R_VSCR. Use them.
4364 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4365 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4366 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4367 * config/rs6000/aix.h: Define R_LR. Use it.
4369 2007-07-13 Caroline Tice <ctice@apple.com>
4371 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4372 flag_var_tracking is explicitly turned off (i.e. when variable
4373 tracking is not feasible); otherwise, turn flag_var_tracking on when
4374 flag_var_tracking_uninit is on.
4375 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4376 note definitions, to allow recording of initialization status in the
4378 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4379 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4380 determine if two note locations are equal.
4381 (output_loc_list): Don't output list entries whose start & end labels
4383 (reg_loc_descriptor): Add parameter for initialization status; pass it
4384 to other loc descriptor functions.
4385 (one_reg_loc_descriptor): Add parameter for initialization status;
4386 check its value and add DW_OP_GNU_uninit to returned loc descr if
4388 (multiple_reg_loc_descriptor): Add parameter for initialization
4390 pass init status argument to other loc descriptor functions; check
4391 value of intialization parameter and add DW_OP_GNU_uninit to returned
4392 loc descr if appropriate.
4393 (based_loc_descr): Add parameter for initialization status; add new
4394 variable for return value; check value of initialization parameter and
4395 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4396 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4397 pass init status argument to other loc descriptor functions; check
4398 value of intialization parameter and add DW_OP_GNU_uninit to returned
4399 loc descr if appropriate.
4400 (mem_loc_descriptor): Likewise.
4401 (concat_loc_descriptor): Likewise.
4402 (concatn_loc_descriptor): Likewise.
4403 (loc_descriptor): Add parameter for initialization status; pass it as
4404 argument to other loc descriptor function calls.
4405 (loc_descriptor_from_tree_1): Add appropriate initialization status
4406 to loc descriptor function calls.
4407 (add_location_or_const_value_attribute): Get initialization status
4408 from VAR_LOCATION note; add initialization status to loc descriptor
4410 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4411 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4412 status is uninitialized, add "[uninint]" to output.
4413 * common.opt (fvar-tracking-uninit): New option, similar to
4414 fvar-tracking, to turn on tracking of uninitialized variables; creates
4415 a new global flag, flag_var_tracking_uninit.
4416 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4417 (enum var_init_status): New type, for var initialization status field.
4418 * var-tracking.c (struct location_chain_def): Two new fields, init,
4419 for initialization status, and set_src for the assignment value expr.
4420 (unshare_variable): New parameter for initialization status;
4421 initialize new init and set_src fields.
4422 (var_reg_set): New parameters for initialization status and value;
4423 pass them to set_variable_part.
4424 (var_mem_set): Likewise.
4425 (get_init_value): New function.
4426 (var_reg_delete_and_set): New initialization status & value
4427 parameters; add call to get_init_value if status is unknown; pass new
4428 parameters to clobber_variable_part and var_reg_set.
4429 (var_mem_delete_and_set): Likewise.
4430 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4431 (var_mem_delete): Likewise.
4432 (variable_union): Pass status to unshare_variable; initialize new init
4433 and set_src fields. If flag_var_tracking_uninit is not set, force
4434 status to initialized.
4435 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4436 used later to get the set_src value.
4437 (find_src_status): New function.
4438 (find_src_set_src): New function.
4439 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4440 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4441 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4442 and var_mem_delete_and_set.
4443 (dump_variable): Print out "[uninit]" if appropriate.
4444 (set_variable_part): Add new initialization and set_src parameters;
4445 pass status to unshare_variable; set node->init and node- >set_src
4446 fields and modify slot in hash table appropriately; save the init and
4447 set_src values if appropriate and assign to the new node.
4448 (clobber_variable_part): New set_src parameter; if two nodes have
4449 same variable and same location but different set_src (assignment)
4450 values, clobber old node.
4451 (delete_variable_part): Pass init status to unshare_variable.
4452 (emit_note_insn_var_location): Add initialized var; assign var's init
4453 status to new 'initialized'; pass new init status field to calls to
4454 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4455 status to initialized.
4456 (emit_notes_in_bb): Pass initialization status to calls to
4457 var_reg_set, var_mem_set, var_reg_delete_and_set and
4458 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4459 var_reg_delete_and_set and var_mem_delete_and_set; call
4460 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4461 make up for change in add_stores.
4462 (vt_add_function_parameters): Add status to calls to
4464 * config/darwin.c (darwin_override_options): Turn on uninitialized
4465 tracking automatically, if var_tracking is on and the system is
4468 2007-07-13 Sa Liu <saliu@de.ibm.com>
4470 * config.gcc: Add options for arch and tune on SPU.
4471 * config/spu/predicates.md: Add constant operands 0 and 1.
4472 * config/spu/spu-builtins.def: Add builtins for double precision
4473 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4474 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4476 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4478 * config/spu/spu-protos.h: Add new function prototypes.
4479 * config/spu/spu.c (spu_override_options): Check options -march and
4481 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4482 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4484 (spu_const_from_int): New. Create a vector constant from 4 ints.
4485 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4486 (spu_emit_vector_compare): New. Emit vector compare.
4487 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4488 * config/spu/spu.h: Add options -march and -mtune. Define processor
4489 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4490 CANONICALIZE_COMPARISON.
4491 * config/spu/spu.md: Add new insns for double precision compare
4492 and double precision vector compare. Add vcond and smax/smin patterns
4493 to enable DFmode vector conditional expression.
4494 * config/spu/spu.opt: Add options -march and -mtune.
4495 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4496 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4497 both CELL and CELLEDP targets: spu_testsv.
4498 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4501 2007-07-13 Richard Guenther <rguenther@suse.de>
4503 PR tree-optimization/32721
4504 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4505 TREE_THIS_VOLATILE on the folded reference.
4506 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4507 if the array reference has TREE_THIS_VOLATILE set.
4509 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4512 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4514 2007-07-13 Andreas Schwab <schwab@suse.de>
4516 * gengtype-lex.l: Allow declarations to be indented.
4518 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4520 * ginclude/tgmath.h: New.
4521 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4522 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4523 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4524 * configure: Regenerate.
4526 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4528 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4529 correct index when setting register save state for xd
4532 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4534 * config/sh/sh.c (mark_use): Remove.
4536 2007-07-12 Paul Brook <paul@codesourcery.com>
4538 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4539 reg does not overlap return value.
4541 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4543 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4544 (set_expression_vuses): Ditto.
4545 (init_pre): Initialize expression_vuses.
4547 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4549 * config/i386/sse.md (storentdf, storentsf): New.
4551 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4553 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4555 * tree.c (build_decl_stat): Move code from here...
4556 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4557 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4558 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4559 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4560 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4563 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4564 Devang Patel <dpatel@apple.com>
4566 PR tree-optimization/25413
4567 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4568 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4569 * tree.h (contains_packed_reference): New.
4570 * expr.c (contains_packed_reference): New.
4571 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4572 (vect_enhance_data_refs_alignment): Call
4573 vector_alignment_reachable_p.
4574 * target.h (vector_alignment_reachable): New builtin.
4575 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4576 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4577 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4579 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4581 * target.h (builtin_vectorization_cost): Add new target builtin.
4582 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4583 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4584 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4585 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4586 uninitialized variables.
4587 * tree-vect-transform.c (cost_for_stmt): New function.
4588 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4589 using cost 1 for all scalar stmts. Be less conservative when
4590 estimating the number of prologue/epulogue iterations. Call
4591 targetm.vectorize.builtin_vectorization_cost. Return
4592 min_profitable_iters-1.
4593 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4594 initialization cost instead of TARG_VEC_STMT_COST. Use
4595 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4596 epilogue code. Fix epilogue cost computation.
4597 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4598 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4599 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4600 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4601 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4602 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4604 2007-07-12 Richard Guenther <rguenther@suse.de>
4606 * gimplify.c (gimplify_conversion): Make sure that the result
4607 from maybe_fold_offset_to_reference is trivially convertible
4608 to the desired type before doing the simplification.
4609 (gimplify_expr): Likewise.
4610 * fold-const.c (fold_binary): Use the correct types for
4611 building the simplified expression.
4613 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4615 PR rtl-optimization/32729
4616 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4617 that fallthru to exit.
4619 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4621 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4622 (symDTPOFF2reg): Likewise.
4624 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4626 PR tree-optimization/32663
4628 * tree.h (VALUE_HANDLE_VUSES): Remove.
4629 (struct tree_value_handle): Remove vuses.
4631 * tree-vn.c (create_value_handle_for_expr): Don't set
4634 * tree-ssa-pre.c (expression_vuses): New.
4635 (alloc_expression_id): Set up expression_vuses.
4636 (get_expression_vuses): New.
4637 (set_expression_vuses): Ditto.
4638 (clear_expression_ids): Modify for expression_vuses.
4639 (phi_translate_1): Ditto.
4640 (phi_translate_set): Ditto.
4641 (value_dies_in_block_x): Ditto
4642 (valid_in_sets): Ditto.
4643 (add_to_sets): Ditto.
4644 (find_existing_value_expr): Ditto.
4645 (create_value_handle_for_expr): Ditto.
4646 (make_values_for_stmt): Ditto.
4647 (vuse_equiv): Remove.
4649 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4651 * Makefile.in (mostlyclean): Remove object files.
4653 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4655 * toplev.c (no_new_pseudos): Deleted.
4656 * rtl.h (no_new_pseudos): Deleted.
4657 * tree-pass.h (pass_no_new_pseudos): Deleted.
4658 * passes.c (pass_no_new_pseudos): Deleted.
4659 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4660 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4661 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4663 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4664 * rtlhooks.c (gen_lowpart_general): Ditto.
4665 * optabs.c (prepare_operand): Ditto.
4666 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4668 * modulo-sched.c (rest_of_handle_sms): Ditto.
4669 * see.c (rest_of_handle_see): Ditto.
4670 * ifcvt.c (if_convert): Ditto.
4671 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4673 * init-regs.c (gate_initialize_regs): Deleted set of
4675 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4676 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4677 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4679 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4682 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4683 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4684 (*vec_extractv2di_1_rex64): New insn pattern.
4686 2007-07-11 David Daney <ddaney@avtrex.com>
4688 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4689 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4690 for SIGNAL_UNWIND_RETURN_COLUMN.
4691 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4692 (DWARF_FRAME_REGNUM): Rewrite.
4693 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4695 2007-07-11 Nick Clifton <nickc@redhat.com>
4697 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4698 delta and use gen_int_mode in place of GET_INT instead.
4700 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4702 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4705 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4707 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4708 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4710 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4711 (USE_CANONICAL_TYPES): New.
4712 * doc/invoke.texi (verify-canonical-types): Remove.
4713 (use-canonical-types): Add.
4715 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4717 * config/spu/spu.c (spu_optimization_options): Remove setting of
4718 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4719 (spu_override_options): Move it here.
4721 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4723 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4724 * config/mips/mips.c (mips_cpu_info_table): Mention
4725 MIPS_ISA_LEVEL_SPEC in the comment.
4727 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4729 PR tree-optimization/32713
4730 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4732 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4735 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4736 conditional to flag_isoc99.
4737 (c_common_init_options): Do it here, unconditionally.
4739 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4741 PR tree-optimization/32589
4742 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4743 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4744 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4745 predicate, extracted from...
4746 (set_rhs): ...here. Call it for the expression on entry.
4747 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4748 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4749 (simplify_binary_expression): Use valid_gimple_expression_p
4750 to validate the simplification.
4751 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4753 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4755 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4756 DWARF2_DEBUG on 32 bit target too.
4757 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4759 2007-07-11 Nick Clifton <nickc@redhat.com>
4761 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4762 version for 64-bit hosts.
4764 2007-07-10 David Daney <ddaney@avtrex.com>
4766 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4768 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4770 * config/mips/mips.c (mips_expand_synci_loop): New function.
4771 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4772 (UNSPEC_RDHWR): Same.
4773 (UNSPEC_SYNCI): Same.
4774 (UNSPEC_SYNC): Same.
4775 (clear_cache): New expand.
4779 (clear_hazard): Same.
4780 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4782 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4783 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4785 2007-07-10 Ian Lance Taylor <iant@google.com>
4787 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4790 2007-07-10 David Daney <ddaney@avtrex.com>
4792 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4793 * builtins.c (expand_builtin___clear_cache): New function.
4794 (expand_builtin): Call expand_builtin___clear_cache for
4795 BUILT_IN_CLEAR_CACHE case.
4796 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4797 * doc/md.texi (clear_cache): Document new instruction pattern.
4798 * testsuite/gcc.dg/builtins-64.c: New test.
4800 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4802 * config/cris/cris.md ("movsi"): Fix typo in last change.
4804 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4807 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4809 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4810 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4811 for FUNCTION_DECLs. Don't use align_functions_log if
4813 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4814 even for FUNCTION_DECLs.
4815 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4817 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4818 (DECL_FUNCTION_CODE): Update for new location and name of
4820 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4821 (struct tree_decl_common): Move 'align' and 'off_align' out
4822 of union, ensure they're still on a 32-bit boundary. Remove
4823 other fields in union 'u1'.
4824 (struct tree_function_decl): Add field 'function_code' replacing
4825 'u1.f' in tree_decl_common.
4826 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4827 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4828 (Variable Attributes): Cross-reference 'aligned' attribute
4829 to Function Attributes.
4830 * flags.h (force_align_functions_log): Delete.
4831 * toplev.c (force_align_functions_log): Delete.
4833 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4836 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4837 (*vec_concatv2di_rex): New insn pattern.
4839 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4842 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4844 2007-07-10 Ian Lance Taylor <iant@google.com>
4846 Replace no_new_pseudos in backends.
4847 * rtl.h (can_create_pseudo_p): Define.
4848 * config/darwin.c (machopic_indirect_data_reference): Use
4849 can_create_pseudo_p () instead of no_new_pseudos.
4850 (machopic_indirect_data_reference): Likewise.
4851 (machopic_legitimize_pic_address): Likewise.
4852 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4853 (alpha_emit_set_const_1): Likewise.
4854 (alpha_emit_set_const): Likewise.
4855 (alpha_emit_conditional_move): Likewise.
4856 (alpha_split_conditional_move): Likewise.
4857 * config/alpha/alpha.md (various splitters): Likewise.
4859 * config/arm/arm.c (legitimize_pic_address): Likewise.
4860 (arm_load_pic_register): Likewise.
4861 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4862 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4863 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4864 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4865 * config/cris/cris.md (movsi): Likewise.
4866 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4867 (symGOTOFF2reg_hilo): Likewise.
4868 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4869 * config/h8300/h8300.md (insv, extzv): Likewise.
4870 * config/i386/i386.c (ix86_expand_move): Likewise.
4871 (ix86_expand_vector_move): Likewise.
4872 (ix86_prepare_fp_compare_args): Likewise.
4873 (ix86_expand_carry_flag_compare): Likewise.
4874 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4875 (tls_dynamic_gnu2_combine_32): Likewise.
4876 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4877 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4878 (ia64_expand_movxf_movrf): Likewise.
4879 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4880 (m32c_split_move): Likewise.
4881 (m32c_expand_insv): Likewise.
4882 * config/m68k/m68k.md (movsi): Likewise.
4883 * config/mips/mips.c (mips_force_temporary): Likewise.
4884 (mips_split_symbol): Likewise.
4885 (mips_move_integer): Likewise.
4886 (mips_legitimize_const_move): Likewise.
4887 * config/mn10300/mn10300.md (movsi): Likewise.
4888 * config/pa/pa.c (emit_move_sequence): Likewise.
4889 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4890 (rs6000_got_register): Likewise.
4891 (create_TOC_reference): Likewise.
4892 (rs6000_machopic_legitimize_pic_address): Likewise.
4893 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4894 (various splitters): Likewise.
4895 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4896 (movsi_got): Likewise.
4897 * config/s390/s390.c (emit_symbolic_move): Likewise.
4898 * config/s390/s390.md (movhi, movqi): Likewise.
4899 (load_multiple, store_multiple): Likewise.
4900 * config/score/score.c (score_force_temporary): Likewise.
4901 * config/sh/sh.c (prepare_move_operands): Likewise.
4902 (prepare_cbranch_operands): Likewise.
4903 (emit_fpu_switch): Likewise.
4904 (fpscr_set_from_mem): Likewise.
4905 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4906 (adddi3, subsi3): Likewise.
4907 (various splitters): Likewise.
4908 (divsi_inv_fp_combine): Likewise.
4909 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4910 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4912 * config/sh/predicates.md (xor_operand): Likewise.
4913 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4914 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4915 (movdi_pic_label_ref): Likewise.
4916 * config/spu/spu.c (spu_split_immediate): Likewise.
4917 * config/alpha/alpha.md (various splitters): Remove test
4918 !no_new_pseudos || reload_completed.
4919 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4921 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4922 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4923 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4924 * config/score/score.c (th_output_mi_thunk): Likewise.
4925 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4926 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4928 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4930 PR rtl-optimization/32664
4931 * mode-switching.c (create_pre_exit): Skip barrier insns.
4933 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4935 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4936 force_gimple_operand_bsi.
4937 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4938 rewrite_use_compare): Ditto.
4939 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4941 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4942 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4943 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4944 * tree-profile.c (prepare_instrumented_value,
4945 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4946 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4947 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4948 tree_gen_ior_profiler): Ditto.
4949 * tree-ssa-reassoc.c (negate_value): Ditto.
4950 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4951 Use force_gimple_operand_bsi.
4952 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4953 * tree-if-conv.c (add_to_dst_predicate_list,
4954 find_phi_replacement_condition): Ditto.
4955 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4956 Call mark_symbols_for_renaming for new statements.
4957 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4959 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4961 * cfghooks.c (remove_edge): New function.
4962 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4964 * cfghooks.h (remove_edge): Declare.
4965 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4966 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4968 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4970 * optabs.h: Added declaration for signbit_optab.
4971 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4972 * genoptinit.c (optabs): Added entry for signbit insns.
4973 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4975 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4976 * config/s390/s390.md (signbit<mode>2): New expander.
4978 2007-07-09 Richard Guenther <rguenther@suse.de>
4981 * fold-const.c (fold_plusminus_mult_expr): Move constant
4982 arguments second to allow decomposing.
4984 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4987 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4989 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4990 Disregard DECL_FROM_INLINE.
4992 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4995 * doc/invoke.texi: Add ftree-reassoc flag.
4996 * common.opt (ftree-reassoc): New flag.
4997 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4998 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
5000 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
5002 PR tree-optimization/32681
5003 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
5004 saved in second_edge->aux when first_bb is a loop header.
5006 2007-07-09 Jan HUbicka <jh@suse.cz>
5008 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
5010 2007-07-09 Richard Guenther <rguenther@suse.de>
5012 * c-decl.c (start_function): Do not promote return type.
5014 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
5016 * function.c (do_warn_unused_parameter): Do not warn if
5017 TREE_NO_WARNING is set.
5019 2007-07-08 Andreas Schwab <schwab@suse.de>
5021 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5023 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5026 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5028 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5029 apply to assembly language, too.
5030 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5032 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5034 Revert (note the sccvn portions are *not* reverted)
5035 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5037 Fix PR tree-optimization/23488
5039 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5041 * tree-flow-inline.h (get_value_handle): Ditto.
5042 * tree-ssa-pre.c (decl_vh_map): New.
5043 (decl_node_pool): New.
5044 (can_value_number_operation): Support DECL_P.
5045 (can_PRE_operation): Ditto.
5046 (create_expression_by_pieces): Ditto.
5047 (find_existing_value_expr): Modify to differnetiate between
5048 addressing and top level.
5049 (create_value_handle_for_expr): Handle DECL's.
5050 (poolify_tree): Ditto.
5051 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5052 (make_values_for_stmt): Handle DECL's properly.
5053 (init_pre): Reorg to not init useless things during FRE.
5055 * tree-flow.h: Include pointer-set.h.
5056 (decl_vh_map): Declare.
5057 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5059 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5061 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5062 the constraint description.
5063 * doc/md.texi: Update documentation of AVR constraints.
5065 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5067 * auto-inc-dec.c, config/arm/arm.c,
5068 config/m32r/constraints.md, config/mips/mips.md,
5069 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5070 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5071 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5072 typos. Follow spelling conventions.
5073 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5075 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5076 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5078 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5079 realloc_vuse): Remove.
5080 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5083 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5085 Fix PR tree-optimization/23488
5087 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5088 (try_to_simplify): Ditto.
5090 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5092 * tree-flow-inline.h (get_value_handle): Ditto.
5093 * tree-ssa-pre.c (decl_vh_map): New.
5094 (decl_node_pool): New.
5095 (can_value_number_operation): Support DECL_P.
5096 (can_PRE_operation): Ditto.
5097 (create_expression_by_pieces): Ditto.
5098 (find_existing_value_expr): Modify to differnetiate between
5099 addressing and top level.
5100 (create_value_handle_for_expr): Handle DECL's.
5101 (poolify_tree): Ditto.
5102 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5103 (make_values_for_stmt): Handle DECL's properly.
5104 (init_pre): Reorg to not init useless things during FRE.
5106 * tree-flow.h: Include pointer-set.h.
5107 (decl_vh_map): Declare.
5108 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5110 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5112 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5113 apply to assembly language, too.
5114 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5116 2007-07-06 Ian Lance Taylor <iant@google.com>
5117 Zack Weinberg <zackw@panix.com>
5120 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5122 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5124 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5125 (prefetch): Likewise if "pref" would be used.
5127 2007-07-06 Josh Conner <jconner@apple.com>
5131 * calls.c (store_one_arg): Handle arguments which are partially
5132 on the stack when detecting argument overlap.
5134 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5136 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5137 chosen during find_reloads.
5139 2007-07-06 Richard Guenther <rguenther@suse.de>
5141 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5142 TYPE_ARG_TYPES for verification of argument types. Use
5143 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5144 parameters as variable arguments.
5146 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5148 * libgcc2.h (word_type): Type definition removed.
5149 (cmp_return_type, shift_count_type): Type definitions added.
5150 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5151 replaced with shift_count_type.
5152 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5154 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5155 changed from word_type to Wtype.
5156 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5157 replaced with shift_count_type.
5158 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5160 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5161 and libgcc_shift_count attribute added.
5162 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5163 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5164 (TARGET_INITIALIZER): New target hooks added.
5165 * targhooks.c (default_libgcc_cmp_return_mode,
5166 default_libgcc_shift_count_mode): Default implementations for the new
5168 * targhooks.h (default_libgcc_cmp_return_mode,
5169 default_libgcc_shift_count_mode): Function prototypes added.
5170 * target.h (struct gcc_target): Fields for the new target hooks added.
5171 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5173 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5176 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5177 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5179 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5180 s390_libgcc_shift_count_mode): Functions added.
5181 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5182 Target hooks defined.
5184 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5186 * config/mips/mips.c (compute_frame_size): Restore the original
5187 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5188 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5189 Document why the difference is needed.
5191 2007-07-06 Richard Guenther <rguenther@suse.de>
5193 * c-common.c (boolean_increment): Use correctly typed
5196 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5198 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5199 the topmost argument register is not also included in the save mask.
5200 (mips16e_collect_argument_save_p): Take a pointer to the argument
5201 register, rather than a pointer to the number of arguments.
5202 (mips16e_collect_argument_saves): Only include argument saves
5203 that aren't in the register mask.
5205 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5207 PR rtl-optimization/32450
5208 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5209 to ensure that instructions are not moved into the prologue when
5210 profiling is on. Remove unused prologue_end variable.
5211 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5212 as a scheduling barrier.
5214 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5217 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5218 Disregard DECL_FROM_INLINE.
5220 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5222 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5223 IORing with a constant.
5225 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5227 PR rtl-optimization/32475
5228 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5229 for every definition of the stack pointer.
5231 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5233 * arm.c (vfp3_const_double_index): Copy signed results of
5234 REAL_VALUE_TO_INT into unsigned vars.
5236 2007-07-05 Richard Guenther <rguenther@suse.de>
5239 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5241 * tree-ssa.c (useless_type_conversion_p): Check canonical
5244 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5246 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5247 zero_extendhisi2): Change to define_insn_and_split.
5248 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5250 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5252 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5253 pass_match_asm_constraints): New.
5254 * passes.c (init_optimization_passes): Add new pass.
5255 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5256 * function.h (struct function): Add has_asm_statement bit.
5257 (current_function_has_asm_statement): New.
5258 * tree-pass.h (pass_match_asm_constraints): New.
5260 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5262 * config/mips/mips.c (mips_file_start): Avoid declaration
5265 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5267 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5269 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5271 * rtl.def (NOTE): Change print format string to print
5272 operand 5 as a note insn name.
5274 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5275 David Ung <davidu@mips.com>
5277 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5278 * doc/invoke.texi: (MIPS Options): Document them.
5280 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5281 David Ung <davidu@mips.com>
5283 Add support for SmartMIPS ASE.
5285 * optabs.c (expand_binop_directly): New, broken out from...
5286 (expand_binop): Here. Make it try rotating in the other
5287 direction even when the second operand isn't constant.
5288 * config/mips/mips.md (*lwxs): New.
5289 * config/mips/mips.opt (msmartmips): New.
5290 * config/mips/mips.c (mips_lwxs_address_p): New.
5291 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5292 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5293 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5294 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5295 (ISA_HAS_LWXS): New.
5296 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5297 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5298 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5299 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5300 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5301 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5302 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5304 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5306 * tree-vectorizer.c (new_loop_vec_info): Initialize
5307 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5308 * tree-vectorizer.h (_loop_vec_info): Added new filed
5309 min_profitable_iters.
5310 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5311 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5312 * tree-vect-analyze.c (vect_analyze_operations): Set
5313 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5314 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5315 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5316 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5317 and prologue cost to after they are computed.
5318 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5320 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5321 of creating vectors from scalars according to dt.
5322 (vect_model_store_cost): Likewise.
5323 (vectorizable_call): Use dt array instead of scalar dt. Call
5324 vect_model_simple_cost with additional argument dt.
5325 (vectorizable_assignment): Likewise.
5326 (vectorizable_operation): Likewise.
5327 (vectorizable_type_demotion): Likewise.
5328 (vectorizable_type_promotion): Likewise.
5329 (vectorizable_store): Use dt array instead of scalar dt. Call
5330 vect_model_store_cost with additional argument dt.
5331 (vect_do_peeling_for_loop_bound): Don't call
5332 vect_estimate_min_profitable_iters. Instead, lookup
5333 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5334 "may not be profitable".
5336 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5339 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5340 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5341 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5342 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5344 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5346 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5347 addressing modes cheaper.
5349 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5351 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5352 (dw_ranges_struct): Rename block_num to num. Adjust.
5353 (dw_ranges_by_label_struct): New.
5354 (ranges_by_label, ranges_by_label_allocated,
5355 ranges_by_label_in_use): New variables.
5356 (add_ranges_num): Factored most of the code out of...
5357 (add_ranges): ... this one. Rewrite in terms of the former.
5358 (add_ranges_by_labels): New.
5359 (output_ranges): Output by-label ranges.
5360 (dwarf2out_finish): Output range for multiple-section
5361 compile_unit. Output standard DW_AT_low_pc in addition to
5362 unexpected DW_AT_entry_pc.
5364 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5366 PR tree-optimization/32604
5367 PR tree-optimization/32606
5369 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5370 (compute_antic_safe): Removed.
5371 (ANTIC_SAFE_LOADS): Ditto.
5372 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5373 (execute_pre): Don't call compute_antic_safe.
5374 (vuse_equiv): New function.
5375 (make_values_for_stmt): Use it
5376 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5379 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5382 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5384 (avr_attribute_table): Make "naked" attribute apply to function types
5385 rather than to decls.
5386 (avr_handle_fntype_attribute): New function.
5388 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5390 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5393 2007-07-04 David Ung <davidu@mips.com>
5394 Joseph Myers <joseph@codesourcery.com>
5396 * config/mips/mips.md (type): Add logical, signext and move.
5397 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5398 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5399 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5400 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5401 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5402 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5403 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5404 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5405 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5406 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5407 movv2sf_hardfloat_64bit): Use the new types.
5408 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5409 *movdf_softfloat, *movdf_mips16): Use "multi".
5410 (extendqihi2): Replace with a define_expand.
5411 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5412 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5413 * config/mips/74k.md (r74k_int_logical): New reservation and
5415 (r74k_int_arith): Remove "slt".
5416 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5417 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5418 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5419 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5420 reservations for "arith".
5422 2007-07-04 Richard Guenther <rguenther@suse.de>
5424 * tree-ssa.c (useless_type_conversion_p): Add handling for
5425 scalar float and vector types. Only call the types_compatible_p
5426 langhook for aggregate types as last resort. Follow the
5429 2007-07-04 Richard Guenther <rguenther@suse.de>
5431 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5432 the same as NOP_EXPR.
5434 2007-07-04 Nick Clifton <nickc@redhat.com>
5436 * target.h (struct gcc_target): Add target_help field.
5437 * target-def.h (TARGET_HELP): New.
5438 (TARGET_INITIALIZER): Use TARGET_HELP.
5439 * opts.c (command_handle_option): Invoke target_help function, if
5440 defined, when the user has specified --target-help on the command
5442 * doc/invoke.texi: Mention that --target-help might print
5443 additional information.
5444 * doc/tm.texi: Document TARGET_HELP hook.
5446 * arm.c (TARGET_HELP): Override default definition.
5447 (arm_target_help): New - display a wrapped list of cores and
5448 architectures supported.
5450 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5452 * config/v850/v850.c (expand_prologue): Make sure
5453 GEN_INT() argument is sign extended rather than zero extended.
5454 (expand_epilogue): Likewise.
5455 (output_move_double): Delete.
5456 * config/v850/v850-protos.h (output_move_double): Delete.
5457 * config/v850/v850.md (movdi): Delete.
5458 (*movdi_internal): Delete.
5460 (*movdf_internal): Delete.
5462 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5464 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5465 unless compiling RTP PIC.
5467 2007-07-04 Richard Guenther <rguenther@suse.de>
5469 PR tree-optimization/32482
5470 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5471 original ssa name if we didn't find a shift expression.
5472 Fix shift constant for bit zero test.
5474 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5476 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5478 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5480 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5481 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5482 * config/arm/vxworks.h (ASM_SPEC): Delete.
5483 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5485 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5487 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5488 (DDR_REVERSED_P): New.
5489 * tree-data-ref.c (initialize_data_dependence_relation,
5490 build_classic_dist_vector): Set DDR_REVERSED_P.
5492 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5495 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5496 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5497 init_omega_for_ddr_1): Use non conservative number of iterations
5499 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5500 (analyze_siv_subscript): Remove FIXME and reinitialization of
5501 last_conflicts to chrec_dont_know.
5502 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5504 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5506 * tree.c (maybe_canonicalize_argtypes): Improve description.
5508 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5510 * tree.c (maybe_canonicalize_argtypes): New.
5511 (build_function_type): Set canonical type.
5512 (build_method_type_directly): Ditto.
5513 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5516 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5518 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5520 (rewrite_use_nonlinear_expr): Likewise.
5522 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5524 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5526 2007-07-04 Ben Elliston <bje@au.ibm.com>
5528 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5531 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5533 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5534 (Exception Handling): Likewise.
5536 2007-07-03 Jan Hubicka <jh@suse.cz>
5538 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5540 2007-07-03 Eric Christopher <echristo@apple.com>
5542 * doc/cppopts.texi: Add conflicting option note to -dM.
5543 * doc/invoke.texi: Add note about possible conflicts with
5544 -E for -dCHARS and note that -dM will not produce
5545 any results if there is no machine dependent reorg.
5547 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5549 * tree.h (DECL_ALIGN): Back out previous change.
5551 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5553 * configure.ac: Test for .dtprelword support on MIPS.
5554 * configure, config.in: Regenerate.
5555 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5556 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5558 2007-07-03 Julian Brown <julian@codesourcery.com>
5560 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5561 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5562 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5563 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5565 (all_fpus): Add FPUTYPE_VFP3.
5566 (fp_model_for_fpu): Add VFPv3 field.
5567 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5568 (vfp3_const_double_index): New function. Return integer index of
5569 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5571 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5572 and argument represents a valid RTX for a VFPv3 constant.
5573 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5575 (vfp_emit_fstmd): Similar, for fstmd.
5576 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5577 constants, represented as integer indices.
5578 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5579 VFP_REGNO_OK_FOR_DOUBLE macros.
5580 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5581 (arm_file_start): Set float-abi attribute for VFPv3, and output
5582 correct ".fpu" assembler directive.
5583 (arm_dbx_register_numbering): Add FIXME.
5584 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5585 (fputype): Add FPUTYPE_VFP3.
5586 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5587 (CALL_USED_REGISTERS): Likewise.
5588 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5589 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5590 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5591 (D7_VFP_REGNUM): New.
5592 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5593 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5594 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5595 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5596 (REG_ALLOC_ORDER): Adjust for VFPv3.
5597 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5598 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5599 VFP_LO_REGS, VFP_HI_REGS.
5600 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5601 (IS_VFP_CLASS): Define macro.
5602 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5604 (REGISTER_MOVE_COST): Likewise.
5605 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5606 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5607 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5608 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5609 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5610 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5611 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5612 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5613 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5614 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5615 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5616 where appropriate for single-word registers.
5617 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5618 As above. Fix type attributes.
5619 * config/arm/constraints.md (register_contraint "t"): Define.
5620 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5622 (register_constraint "x"): Define.
5623 (constraint "Dv"): Define.
5625 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5627 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5629 2007-07-03 Tom Tromey <tromey@redhat.com>
5631 * c-parser.c (objc_pq_context): Removed.
5632 (objc_need_raw_identifier): Likewise.
5633 (c_parser) <objc_pq_context>: New field.
5634 <objc_need_raw_identifier>: Likewise.
5635 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5636 (c_lex_one_token): Update.
5637 (c_parser_objc_protocol_definition): Update.
5638 (c_parser_objc_method_definition): Update.
5639 (c_parser_objc_methodproto): Update.
5640 (c_parser_declspecs): Update.
5642 2007-07-03 David Ung <davidu@mips.com>
5644 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5646 2007-07-03 David Ung <davidu@mips.com>
5647 Richard Sandiford <richard@codesourcery.com>
5649 * doc/invoke.texi: Document -march=74kf3_2.
5650 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5651 (TUNE_74K): Check for it.
5652 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5653 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5654 * config/mips/mips.md (cpu): Add 74kf3_2.
5655 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5656 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5657 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5658 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5659 74kf3_2 to the CPU list.
5660 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5661 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5662 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5663 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5664 (r74kf3_2_fxfer_from_c1): New insn reservations.
5666 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5667 David Ung <davidu@mips.com>
5669 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5670 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5671 and 74k[fx]. Document aliases for the new options.
5672 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5673 (PROCESSOR_24KF2_1): ...this.
5674 (PROCESSOR_24KX): Rename to...
5675 (PROCESSOR_24KF1_1): ...this.
5676 (PROCESSOR_74KF): Rename to...
5677 (PROCESSOR_74KF2_1): ...this.
5678 (PROCESSOR_74KX): Rename to...
5679 (PROCESSOR_74KF1_1): ...this.
5680 (TUNE_74K): Update PROCESSOR_* names.
5681 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5682 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5683 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5684 (mips_rtx_cost_data): Update processor names in comments.
5685 (mips_issue_rate): Update PROCESSOR_* names.
5686 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5687 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5688 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5689 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5690 Update cpu attribute names.
5691 (r24k_fpu_iss): Rename this reservation to...
5692 (r24kf2_1_fpu_iss): ...this and update all uses.
5693 (r24kx_fpu_iss): Rename this reservation to...
5694 (r24kf1_1_fpu_iss): ...this and update all uses.
5695 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5696 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5697 Update cpu attribute names.
5699 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5701 * config/m32r/constraints.md: New file.
5702 * config/m32r/m32r.c: Include tm-constrs.h.
5703 (small_data_operand): Use satisfies_constraint_* instead of macro.
5704 (addr24_operand, gen_compare): Likewise.
5705 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5706 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5707 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5708 EXTRA_CONSTRAINT): Likewise.
5709 * config/m32r/m32r.md: Include constraints.md.
5710 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5711 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5712 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5713 (two_insn_const_operand, int8_operand, uint16_operand,
5714 reg_or_int16_operand, reg_or_uint16_operand,
5715 reg_or_cmp_int16_operand, cmp_int16_operand,
5716 seth_add3_operand): Likewise.
5718 2007-07-03 Eric Christopher <echristo@gmail.com>
5720 * libgcc2.h: Conditionally declare __bswapsi2 and
5723 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5725 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5728 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5731 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5732 (__gthrw_pragma): Provide default definition.
5734 * gthr-posix.c (__gthrw_pragma): Define.
5736 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5738 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5739 before declaring inequality.
5741 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5743 * combine.c (recog_for_combine): Log the success or failure of
5744 matching new insn patterns against the machine description in
5747 2007-07-03 Revital Eres <eres@il.ibm.com>
5749 * ddg.c (print_sccs): New function.
5750 (check_sccs): New function.
5751 (create_ddg_all_sccs): Use it.
5752 * ddg.h (print_sccs): Declare.
5753 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5755 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5757 * targhooks.h (default_mode_for_suffix): New function declaration.
5758 * targhooks.c (default_mode_for_suffix): New default target hook.
5759 * target.h (struct c): New structure in the targetm struct.
5760 (mode_for_suffix): New target hook as part of struct c.
5761 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5762 default_mode_for_suffix.
5763 (TARGET_C): New define.
5764 * c-lex.c: Include "target.h".
5765 (interpret_float): Use targetm.c.mode_for_suffix to determine
5766 the mode for a given non-standard suffix.
5767 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5769 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5770 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5772 * doc/extend.texi (Floating Types): New node. Document __float80 and
5773 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5775 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5778 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5779 predicate instead of target_operand.
5780 (divsi3_i1_media, divsi3_media_2): Likewise.
5782 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5784 * tree.h (alias_sets_might_conflict_p): Rename into
5785 alias_sets_must_conflict_p.
5786 * alias.c (alias_sets_might_conflict_p): Likewise.
5787 (alias_sets_conflict_p): Use it.
5788 (objects_must_conflict_p): Likewise.
5789 * c-common.c (strict_aliasing_warning): Adjust.
5791 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5793 * rtlhooks.c (gen_lowpart_if_possible): Check for
5794 invalid subreg before calling gen_lowpart_SUBREG.
5796 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5798 * config/darwin9.h: Add copyright notice.
5799 (LINK_COMMAND_SPEC): Add comment.
5800 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5801 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5802 DARWIN_LIBSYSTEM_HAS_UNWIND.
5804 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5807 * omp-low.c (check_combined_parallel): New function.
5808 (lower_omp_parallel): Call it via walk_stmts, set
5809 OMP_PARALLEL_COMBINED if appropriate.
5810 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5811 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5812 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5813 don't consider it as combined parallel.
5815 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5817 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5818 (gcc_tooldir): Likewise.
5819 * configure: Regenerate.
5820 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5821 old configure.ac gcc_tooldir setting.
5822 (prefix_to_exec_prefix): New variable.
5823 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5824 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5826 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5828 Fix PR tree-optimization/32583
5829 Fix PR tree-optimization/32584
5830 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5831 (phi_translate_set): Use phi_translate directly now.
5832 (make_values_for_stmt): Don't value number RHS if we already know
5835 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5836 Jim Wilson <wilson@specifix.com>
5839 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5842 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5843 Richard Sandiford <richard@codesourcery.com>
5844 Nigel Stephens <nigel@mips.com>
5846 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5847 (mips16e_output_save_restore): Declare.
5848 (mips16e_save_restore_pattern_p): Likewise.
5849 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5850 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5851 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5852 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5853 (BITSET_P): New global macro, extracted from...
5854 (mips_for_each_saved_reg): ...here.
5855 (mips16e_save_restore_info): New struct.
5856 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5857 (mips16e_save_restore_regs): New variable.
5858 (mips_split_plus, mips16e_find_first_register): New functions.
5859 (mips16e_mask_registers): New function.
5860 (compute_frame_size): Expand the commentary before the function.
5861 Enforce the MIPS16e save and restore register range restrictions.
5862 Pad the general register save area at the low end.
5863 (mips16e_save_restore_reg, mips16e_build_save_restore)
5864 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5865 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5866 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5868 (mips_expand_prologue, mips_expand_epilogue): Handle
5869 GENERATE_MIPS16E_SAVE_RESTORE.
5870 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5872 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5874 PR tree-optimization/31966
5875 PR tree-optimization/32533
5876 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5877 "basic_block" description as its third argument. Update function
5878 calls to get destination bb from "edge" argument. Save "cond" into
5879 aux field of the edge. Update prototype for changed arguments.
5880 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5882 (find_phi_replacement_condition): Operate on incoming edges, not
5883 on predecessor blocks. If there is a condition saved in the
5884 incoming edge aux field, AND it with incoming bb predicate.
5885 Return source bb of the first edge.
5886 (clean_predicate_lists): Clean aux field of outgoing node edges.
5887 (tree_if_conversion): Do not initialize cond variable. Move
5888 variable declaration into the loop.
5889 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5890 initializations of new_stmt, arg0 and arg1 variables.
5892 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5894 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5895 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5897 2007-07-02 Richard Guenther <rguenther@suse.de>
5899 * tree-ssa.c (useless_type_conversion_p): Document
5900 future intent as defining the middle-end type system.
5901 Re-structure to call langhook last, group by type class,
5902 mark questionable parts.
5904 2007-07-02 Richard Guenther <rguenther@suse.de>
5906 * tree-flow.h (types_compatible_p): Declare.
5907 * tree-ssa.c (types_compatible_p): New function.
5908 * ipa-type-escape.c (discover_unique_type): Use
5909 types_compatible_p instead of lang_hooks.types_compatible_p.
5910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5911 * tree-vn.c (expressions_equal_p): Likewise.
5912 * tree.c (fields_compatible_p): Likewise.
5913 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5914 (cprop_operand): Use useless_type_conversion_p instead of
5915 lang_hooks.types_compatible_p.
5916 * tree-inline.c (setup_one_parameter): Likewise.
5917 (declare_return_variable): Likewise.
5918 * tree-nrv.c (tree_nrv): Likewise.
5919 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5920 (maybe_fold_offset_to_component_ref): Likewise.
5921 (maybe_fold_offset_to_reference): Likewise.
5922 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5923 (merge_alias_info): Likewise.
5924 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5925 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5926 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5927 * tree-tailcall.c (find_tail_calls): Likewise.
5928 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5929 * gimplify.c (canonicalize_addr_expr): Likewise.
5930 (fold_indirect_ref_rhs): Likewise.
5931 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5932 (cpt_same_type): Likewise.
5933 (check_pointer_types_r): Swap parameters to cpt_same_type
5935 * fold-const.c (fold_convert): Revert fix for PR15988.
5936 * tree-inline.c (setup_one_parameter): Instead fix it here by
5937 using fold_build1 instead of fold_convert and checking for
5938 error_mark_node. Convert only if the conversion is necessary.
5940 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5942 * configure.ac: Check for .gnu_attribute on Power.
5943 * configure: Regenerate.
5944 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5945 attribute for floating-point ABI.
5947 2007-07-02 Ira Rosen <irar@il.ibm.com>
5949 PR tree-optimization/32230
5950 PR tree-optimization/32477
5951 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5952 address is a constant.
5954 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5956 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5957 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5958 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5959 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5960 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5961 64-bit targets. Add support for *-elfoabi*.
5962 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5963 different settings if $(tm_defines) does not select the EABI.
5964 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5965 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5966 (MIPS_ARCH_OPTION_SPEC): Likewise.
5967 (MIPS_ISA_LEVEL_SPEC): Likewise.
5968 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5969 * config/mips/elfoabi.h: New file.
5971 2007-07-02 Richard Guenther <rguenther@suse.de>
5973 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5974 (useless_type_conversion_p): ... this.
5975 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5976 (useless_type_conversion_p): ... this.
5977 * builtins.c (fold_builtin_memory_op): Rename
5978 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5979 * tree-cfg.c (verify_expr): Likewise.
5980 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5981 * tree-ssa-ccp.c (ccp_fold): Likewise.
5982 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5983 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5984 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5985 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5986 * tree-ssa-pre.c (eliminate): Likewise.
5987 * tree-ssa.c (delete_tree_ssa): Likewise.
5988 (tree_ssa_useless_type_conversion): Likewise.
5989 * tree.c (build2_stat): Likewise.
5991 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5993 Fix PR tree-optimization/32571
5994 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5997 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5999 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
6000 and other expected operations explicitly, change default to
6003 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
6005 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
6007 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
6008 (tls_load_dot_plus_eight): Move the label number into the unspec.
6009 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
6011 2007-07-01 Andreas Schwab <schwab@suse.de>
6013 * dwarf2out.c (initial_return_save): Define only if used.
6015 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6017 Unreverting Richard's Revert of:
6019 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6021 * dce.c (deletable_insn_p_1): New function, split out from...
6022 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6023 specially, not those inside PARALLELs. Remove BODY argument
6024 and adjust recursive call accordingly.
6025 (prescan_insns_for_dce): Update call to delete_insn_p.
6027 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6028 Revital Eres <eres@il.ibm.com>
6030 * ddg.c (create_ddg_all_sccs): Fix missed
6031 initialization of scc_nodes.
6033 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6036 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6037 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6039 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6041 * configure.ac: Check for .gnu_attribute on MIPS.
6042 * configure, config.in: Regenerate.
6043 * config/mips/mips.c (mips_file_start): If supported, output
6044 attribute for floating-point ABI.
6046 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6049 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6050 (ffs_cmove): New expander to expand using ctz pattern.
6051 (*ffs_cmove): Remove pattern.
6052 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6053 (ffsdi2): Expand using ctz pattern.
6054 (*ffs_rex64): Remove pattern.
6056 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6058 PR rtl-optimization/32296
6059 * pa.md (return): Delete pattern.
6060 (return_internal): Remove "(const_int 1)" from pattern.
6061 (epilogue): Use return_internal pattern for trivial returns.
6062 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6063 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6065 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6067 * tree-ssa-pre.c (is_exception_related): New function
6068 (can_value_number_operation): Use it.
6070 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6072 Fix PR tree-optimization/32540
6073 Fix PR tree-optimization/31651
6075 * tree-ssa-sccvn.c: New file.
6077 * tree-ssa-sccvn.h: Ditto.
6079 * tree-vn.c: Include tree-ssa-sccvn.h
6080 (val_expr_paid_d): Removed.
6081 (value_table): Ditto.
6082 (vn_compute): Ditto.
6083 (val_expr_pair_hash): Ditto.
6084 (val_expr_pair_expr_eq): Ditto.
6085 (copy_vuses_from_stmt): Ditto.
6088 (shared_vuses_from_stmt): Ditto.
6089 (print_creation_to_file): Moved up.
6090 (sort_vuses): Ditto.
6091 (sort_vuses_heap): Ditto.
6092 (set_value_handle): Make non-static.
6093 (make_value_handle): Ditto.
6094 (vn_add): Rewritten to use sccvn lookups.
6095 (vn_add_with_vuses): Ditto.
6096 (vn_lookup): Ditto (and second argument removed).
6097 (vn_lookup_with_vuses): Ditto.
6098 (vn_lookup_or_add): Ditto (and second argument removed);
6099 (vn_lookup_or_add_with_vuses): Ditto.
6100 (vn_lookup_with_stmt): New.
6101 (vn_lookup_or_add_with_stmt): Ditto.
6102 (create_value_handle_for_expr): Ditto.
6104 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6105 (seen_during_translate): New function.
6106 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6107 (phi_trans_add): Ditto.
6108 (constant_expr_p): FIELD_DECL is always constant.
6109 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6110 Use constant_expr_p.
6111 Avoid infinite recursion on mutually valued expressions.
6112 Change callers of vn_lookup_or_add.
6113 (phi_translate): New function.
6114 (compute_antic_safe): Allow phi nodes.
6115 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6116 (find_or_generate_expression): Rewrite slightly.
6117 (create_expression_by_pieces): Updated for vn_lookup_or_add
6119 Update VN_INFO for new names.
6120 (insert_into_preds_of_block): Update for new names.
6121 (add_to_exp_gen): New function.
6122 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6123 (find_existing_value_expr): Rewrite to changed vn_lookup.
6124 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6125 (try_look_through_load): Removed.
6126 (try_combine_conversion): Ditto.
6127 (get_sccvn_value): New function.
6128 (make_values_for_phi): Ditto.
6129 (make_values_for_stmt): Ditto.
6130 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6132 (init_pre): Update for SCCVN changes.
6134 (execute_pre): Ditto.
6136 * tree-flow.h (make_value_handle): Declare.
6137 (set_value_handle): Ditto.
6138 (sort_vuses_heap): Ditto.
6139 (vn_lookup_or_add_with_stmt): Ditto.
6140 (vn_lookup_with_stmt): Ditto.
6141 (vn_compute): Remove.
6144 (vn_lookup): Update arguments.
6146 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6148 (tree-ssa-sccvn.o): New.
6149 (OBJS-common): Add tree-ssa-sccvn.o
6151 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6154 * c-typeck.c (build_external_ref): Don't mark as used if called
6156 * calls.c (rtx_for_function_call): Likewise.
6158 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6162 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6164 * dce.c (deletable_insn_p_1): New function, split out from...
6165 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6166 specially, not those inside PARALLELs. Remove BODY argument
6167 and adjust recursive call accordingly.
6168 (prescan_insns_for_dce): Update call to delete_insn_p.
6170 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6172 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6173 (try_combine): Move potential calls to undo_all() so they happen
6174 before we commit to using the combined insns.
6176 2006-06-30 Jan Hubicka <jh@suse.cz>
6178 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6181 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6183 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6184 (cgraph_remove_unreachable_nodes): Likewise.
6185 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6186 * ipa-inline.c (update_caller_keys): Cast according to the coding
6188 (cgraph_decide_recursive_inlining): Likewise.
6189 (cgraph_decide_inlining_of_small_function): Likewise.
6190 (try_inline): Likewise.
6191 (cgraph_decide_inlining_incrementally): Likewise.
6192 * ipa-pure-const.c (get_function_state): Likewise.
6193 (scan_function): Likewise.
6194 (analyze_function): Likewise.
6195 (static_execute): Likewise.
6196 * ipa-reference.c (scan_for_static_refs): Likewise.
6197 (merge_callee_local_info): Likewise.
6198 (analyze_function): Use type safe memory macros.
6199 (static_execute): Likewise. Cast according to the coding conventions.
6200 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6202 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6204 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6205 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6208 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6211 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6212 for complex modes (both int and real).
6214 2007-06-29 Jan Hubicka <jh@suse.cz>
6216 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6218 2007-06-29 Jan Hubicka <jh@suse.cz>
6221 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6224 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6227 * config/avr/avr.c: Include dataflow header file.
6228 (expand_prologue): Adjust for prologue insn change.
6229 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6232 2007-06-29 Richard Guenther <rguenther@suse.de>
6235 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6236 during type verification.
6238 2007-06-29 Jan Hubicka <jh@suse.cz>
6240 * recog.c (validate_change_rtx_1): Unshare TO argument.
6242 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6244 PR tree-optimization/24659
6245 * tree-vect-transform.c (vectorizable_call): Handle
6246 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6248 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6249 * config/i386/i386.c (enum ix86_builtins)
6250 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6251 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6253 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6254 const using def_builtin_const.
6255 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6256 input operands in the same modes as the result.
6257 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6259 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6261 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6262 (df_set_dead_notes_for_mw): Likewise.
6264 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6266 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6268 2007-06-28 DJ Delorie <dj@redhat.com>
6270 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6272 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6274 * doc/invoke.texi (C++ Dialect Options): Document
6275 fvisibility-ms-compat.
6276 * c.opt (fvisibility-ms-compat): New.
6278 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6281 * tree-affine.c (aff_combination_add_elt): Handle
6282 pointer addition specially.
6284 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6286 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6287 decl is non-external for AIX ABI.
6289 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6291 * config/rs6000/predicates.md (current_file_function_operand):
6292 Ensure the symbol is non-external for AIX ABI.
6294 2007-06-28 Nick Clifton <nickc@redhat.com>
6296 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6297 (fdce, fdse, fpredictive-commoning): Likewise.
6299 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6302 * gcc.c (process_command): Recognize the new -static-libgfortran
6305 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6308 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6309 Use a call clobbered hard reg instead of a pseudo reg.
6311 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6313 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6315 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6318 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6319 REG_LIBCALL and REG_RETVAL notes.
6320 (divsi3, mulsi3): Likewise.
6321 (mulhisi3): Likewise. Use emit_libcall_block.
6322 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6324 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6326 PR rtl-optimization/32481
6327 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6329 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6331 * dce.c (deletable_insn_p_1): New function, split out from...
6332 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6333 specially, not those inside PARALLELs. Remove BODY argument
6334 and adjust recursive call accordingly.
6335 (prescan_insns_for_dce): Update call to delete_insn_p.
6337 2007-06-27 Richard Guenther <rguenther@suse.de>
6340 * tree.h (fold_convertible_p): Declare.
6341 * fold-const.c (fold_convertible_p): New function.
6342 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6343 instead of lang_hooks.types_compatible_p.
6345 2007-06-26 Jan Hubicka <jh@suse.cz>
6347 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6348 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6349 early use validate_unshare_change.
6350 (reload_combine): Likewise.
6351 * recog.c (change_t): New field unshare.
6352 (validate_change_1): Rename from validate_change; add argument unshare.
6353 (validate_change): Turn into wrapper of validate_change_1; update
6354 prototype for bools.
6355 (validate_unshare_change): New.
6356 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6357 calls of df_insn_rescan.
6358 * recog.h (validate_change): Replace ints by bools.
6359 (validate_unshare_change): Declare.
6361 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6363 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6365 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6367 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6369 2007-06-25 Jan Hubicka <jh@suse.cz>
6371 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6373 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6374 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6375 places other call site specific checks are performed.
6377 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6380 * tree-vect-transform.c (vectorizable_operation): Convert
6381 POINTER_PLUS_EXPR over to PLUS_EXPR.
6383 2007-06-25 Chao-ying Fu <fu@mips.com>
6385 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6386 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6387 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6388 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6390 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6391 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6392 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6393 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6394 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6395 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6396 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6397 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6398 ALL_FIXED_POINT_MODE_P): New define.
6399 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6401 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6403 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6404 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6405 MODE_VECTOR_UACCUM): New mode classes.
6407 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6408 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6409 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6412 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6413 (blank_mode): Initialize ibit and fbit.
6414 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6415 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6417 (new_adjust): Change required_class to required_class_from and
6418 required_class_to for testing within a range.
6419 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6420 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6422 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6423 (make_fixed_point_mode): New.
6424 (_ADD_ADJUST): Change C to C1 and C2.
6425 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6426 use a range for machine classes.
6427 (ADJUST_IBIT, ADJUST_FBIT): New.
6428 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6430 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6431 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6432 Emit adjustment for ibit and fbit.
6433 (emit_mode_ibit, emit_mode_fbit): New.
6434 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6436 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6438 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6439 as the source of the set.
6441 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6443 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6444 FP_REGNO_P): Use IN_RANGE.
6445 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6446 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6447 (DATA_REG_P): Use DATA_REGNO_P.
6448 (FP_REG_P): Use FP_REGNO_P.
6449 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6450 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6451 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6453 2007-06-24 Jan Hubicka <jh@suse.cz>
6456 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6458 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6461 * fold-const.c (fold_binary): Strip nops of operand 0
6462 of BIT_NOT_EXPR before calling operand_equal_p.
6463 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6464 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6466 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6468 * doc/extend.texi: Document that dllimport and dllexport imply
6470 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6471 imported or exported declaration, including type declarations.
6472 * c-common.c (handle_visibility_attribute): Check for conflicts
6473 with dllimport/dllexport.
6474 (c_determine_visibility): Handle dllimport/dllexport as an
6475 explicit visibility atttribute.
6477 2007-06-23 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/16876
6481 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6483 * tree-inline.c (initialize_inlined_parameters): Do not call
6484 lang_hooks.tree_inlining.convert_parm_for_inlining.
6485 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6486 reason for mismatched types.
6487 * gimplify.c (gimplify_call_expr): Verify the call expression
6488 arguments match the called function type signature. Otherwise
6489 mark the call expression to be not considered for inlining
6490 using CALL_CANNOT_INLINE_P flag.
6491 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6492 edges call expression.
6493 (cgraph_decide_inlining_of_small_function): Likewise.
6494 (cgraph_decide_inlining): Likewise.
6495 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6497 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6498 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6499 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6501 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6502 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6504 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6505 convert_parm_for_inlining member.
6507 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6510 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6511 Remove optimization for GT.
6513 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6516 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6518 (prescan_insns_for_dce): Add extra parameter.
6520 2007-06-23 Jan Hubicka <jh@suse.cz>
6523 * gimplify.c (mark_addressable): New function.
6524 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6526 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6529 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6531 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6534 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6535 moves between MMX/SSE registers to at least 8 units to prevent
6536 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6538 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/i386.c (override_options): Correct x86_sahf
6543 2007-06-21 David Daney <ddaney@avtrex.com>
6546 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6547 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6548 (exception_receiver): Renamed to ...
6549 (nonlocal_goto_receiver): ... this.
6551 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6553 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6554 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6555 partial register accesses.
6557 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6559 * fold-const.c (debug_fold_checksum): Move it under
6560 ENABLE_FOLD_CHECKING.
6562 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6565 * tree.h (debug_fold_checksum): Declared.
6566 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6567 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6568 build_fold_addr_expr_with_type_1.
6569 (fold_addr_expr, debug_fold_checksum): New.
6570 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6571 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6574 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6576 PR tree-optimization/19590
6577 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6578 of scev is a constant.
6579 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6581 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6583 * df-problems.c (df_note_bb_compute): Made computation of live
6584 info consistent with df_lr.
6586 2007-06-21 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/32453
6589 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6590 for pointer anti-range.
6592 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6594 * config/i386/i386.c (processor_target_table): Increase maximum
6595 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6598 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6599 byte alignment if > 8 byte alignment is preferred.
6600 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6602 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6604 PR tree-optimization/31866
6605 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6606 if ASM_EXPR's input is not a SSA_NAME.
6609 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6610 but decl is a global var, instead return decl.
6611 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6612 even for is_global_var decls, if they are private in some outer
6615 2007-06-21 Richard Guenther <rguenther@suse.de>
6617 PR tree-optimization/32451
6618 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6620 2007-06-21 Christian Bruel <christian.bruel@st.com>
6622 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6623 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6624 (push_regs): Changed saving order or banked registers.
6625 (sh_expand_epilogue): Likewise.
6626 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6627 (FIRST_BANKED_REG): Likewise.
6628 (LAST_BANKED_REG): Likewise.
6629 * config/sh/sh.md (banked) New attribute.
6630 (in_delay_slot): Check banked attribute.
6632 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6634 PR tree-optimization/32075
6635 * tree-data-ref.c (subscript_dependence_tester_1,
6636 analyze_miv_subscript, analyze_overlapping_iterations,
6637 add_distance_for_zero_overlaps, build_classic_dist_vector,
6638 subscript_dependence_tester_1, analyze_overlapping_iterations,
6639 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6640 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6641 to evolution_function_is_affine_multivariate_p.
6643 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6645 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6647 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6650 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6652 * config/m32c/prologue.md (epilogue_exitd_16): New.
6653 (epilogue_reit_16): New.
6654 (epilogue_exitd): Rename to epilogue_exitd_24.
6655 (epilogue_reit): Rename to epilogue_reit_24.
6657 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6658 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6660 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6662 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6663 if dbg_cnt (sched_insn) reaches the limit.
6664 (choose_ready): New parameter INSN_PTR and new return value.
6665 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6666 the new return value from choose_ready.
6667 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6668 (rest_of_handle_global_alloc): New global_alloc_at_func.
6670 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6672 PR tree-optimization/25737
6673 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6674 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6675 * tree-flow.h (struct fieldoff): Add new field alias_set.
6676 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6677 argument addressable_type. Set alias_set of fieldoff.
6678 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6679 (create_overlap_variables_for): Pass alias_set from fieldoff to
6681 * alias.c (get_alias_set): Use alias_set from SFT if set.
6683 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6685 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6686 of a variable as an unsigned HOST_WIDE_INT integer.
6688 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6690 PR rtl-optimization/32405
6691 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6693 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6695 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6698 * builtins.c: Include diagnostic.h.
6699 (expand_builtin_expect): Make gcc_assert more permissive.
6700 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6703 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6707 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6708 if ACCUMULATE_OUTGOING_ARGS.
6710 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6712 * config/m68hc11/m68hc11.c: Include dataflow header file.
6713 (m68hc11_reorg): Port to dataflow.
6715 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6717 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6718 (struct df_problem.free_blocks_on_set_blocks): New field.
6719 (struct dataflow.optional_p): New field.
6720 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6721 (df_live_set_all_dirty): New function.
6722 * df-scan.c (df_scan_alloc): Initialize optional_p.
6723 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6724 * df-core.c (df_set_blocks): Removed use of
6725 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6726 df_problem.free_blocks_on_set_blocks to determine which blocks are
6728 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6729 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6730 uses dataflow.optional_p to determine if problem should be
6732 (rest_of_handle_df_initialize): Only start live problem if
6734 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6735 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6736 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6737 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6738 problem_NOTE): Initialize free_blocks_on_set_blocks.
6739 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6741 (df_live_set_all_dirty, df_note_alloc): New function.
6742 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6744 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6745 * postreload.c (reload_combine): Ditto.
6746 * cse.c (cse_extended_basic_block): Ditto.
6747 * regmove.c (mark_flags_life_zones): Ditto.
6748 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6749 erase_matching_seqs): Ditto.
6750 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6751 * integrate (allocate_initial_values): Ditto.
6752 * combine.c (reg_dead_at_p): Ditto.
6753 * resource.c (mark_target_live_regs): Ditto.
6754 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6755 * config/sh/sh.c (find_r0_life_regions): Ditto.
6756 * global.c (rest_of_handle_global_alloc): Only add back df_live
6758 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6760 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6762 (if_convert): Make sure df_live is there at -O == 1.
6763 (pass_if_after_combine): Cleanup flags.
6764 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6765 is there at -O == 1.
6767 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6769 * config/arm/arm.c (arm_get_frame_offsets): Set
6770 offsets->locals_base to avoid negative stack size.
6771 (thumb1_expand_prologue): Assert on negative stack size.
6773 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6775 PR tree-optimization/32367
6776 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6777 of the chrec has no evolution in that loop.
6778 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6780 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6782 * config/xtensa/xtensa.c: Include "df.h".
6783 (xtensa_builtin_saveregs): Use adjust_address instead of
6785 (xtensa_va_start): Invoke make_tree with sizetype for
6786 expand_builtin_saveregs and then convert the result to a pointer.
6787 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6788 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6789 Subtract argument size from index value as integers and then use
6790 POINTER_PLUS_EXPR to add the result to the array address.
6792 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6795 * config/m32c/m32c.c: Include dataflow header file.
6796 (m32c_emit_prologue): Adjust for prologue insn change.
6797 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6798 once inside a PARALLEL. Assume frame size passed in operand 0
6799 includes space to save the fb register.
6800 (prologue_enter_24): Likewise.
6801 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6803 2007-06-19 David Daney <ddaney@avtrex.com
6806 * config/mips/mips.md (cprestore): Mark $gp as used.
6808 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6811 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6812 (frv_ifcvt_modify_insn): Likewise.
6814 2007-06-19 Richard Guenther <rguenther@suse.de>
6816 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6817 only handle positive offsets that fit in a HOST_WIDE_INT.
6819 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6821 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6822 result of rsqrt insn for zero input argument to avoid NaN.
6824 2007-06-19 Richard Guenther <rguenther@suse.de>
6827 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6829 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6831 PR tree-optimization/32353
6832 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6834 2007-06-19 Nick Clifton <nickc@redhat.com>
6836 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6838 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6842 * config/i386/i386.c (assign_386_stack_local): Assert that
6843 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6844 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6845 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6846 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6848 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6850 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6852 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6854 PR rtl-optimization/32321
6855 * gcse.c (replace_store_insn): Update the note before
6856 calling emit_insn_after.
6858 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6861 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6863 * df-problems.c (df_note_bb_compute): Fix dumping info.
6865 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6867 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6868 insn with emit_jump_insn.
6870 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6872 PR tree-optimization/32383
6873 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6874 * targhooks.h (default_builtin_reciprocal): Update prototype.
6875 * target.h (struct gcc_target): Update builtin_reciprocal.
6876 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6877 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6878 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6879 when fndecl is in BUILT_IN_MD class.
6880 (execute_convert_to_rsqrt): Ditto.
6882 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6883 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6884 Convert BUILT_IN_SQRTF code only when md_fn is false.
6886 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6888 * bt-load.c (move_btr_def): Fix the order of arguments
6889 to validate_replace_rtx.
6891 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6893 * config/m68k/m68k-devices.def: Add 54450..54455.
6895 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6897 PR rtl-optimization/32366
6898 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6899 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6902 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6905 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6906 this is true, rescan insn being modified.
6907 (sms_schedule): Added rescan parameter.
6908 (rest_of_handle_sms): Moved freeing of dominance info to before
6909 getting out of cfg_layout.
6911 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6913 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6914 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6917 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6918 FL_CF_EMAC from the entry for isac.
6920 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6921 (const_sibcall_operand): New.
6922 (sibcall_operand): Use it.
6923 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6924 (m68k_isas): ISAC does not imply FPU or EMAC.
6925 (override_options): Add ISA_C logic for symbolic jump & call.
6927 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6929 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6930 return mode from the builtin itself.
6931 (sparc_fold_builtin): Fix cast of zero constant.
6933 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6935 * targhooks.c (default_builtin_reciprocal): New default target hook.
6936 * targhooks.h (default_builtin_reciprocal): Add prototype.
6937 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6938 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6939 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6940 default_builtin_reciprocal.
6942 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6945 * hooks.c (hook_tree_tree_bool_null): New hook.
6946 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6947 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6948 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6949 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6950 and convert it to reciprocal a*rfunc(b).
6951 (execute_convert_to_rsqrt): New function.
6952 (gate_convert_to_rsqrt): New function.
6953 (pass_convert_to_rsqrt): New pass definition.
6954 * target.h (struct gcc_target): Add builtin_reciprocal.
6955 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6956 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6957 TARGET_BUILTIN_RECIPROCAL.
6958 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6960 * config/i386/i386.h (TARGET_RECIP): New define.
6961 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6962 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6963 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6964 and not optimizing for size.
6965 (*rcpsf2_sse): New insn pattern.
6966 (*rsqrtsf2_sse): Ditto.
6967 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6968 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6969 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6970 and not optimizing for size.
6971 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6972 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6973 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6974 and not optimizing for size.
6975 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6976 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6977 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6978 and not optimizing for size.
6979 (*sse_rsqrtv4sf2): Do not export.
6981 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6982 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6983 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6984 and not optimizing for size.
6986 * config/i386/i386.opt (mrecip): New option.
6987 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6988 (ix86_emit_swsqrtsf): Ditto.
6989 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6990 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6992 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6993 ix86_expand_unop1_builtin.
6994 (ix86_emit_swdivsf): New function.
6995 (ix86_emit_swsqrtsf): Ditto.
6996 (ix86_builtin_reciprocal): New function.
6997 (TARGET_BUILTIN_RECIPROCAL): Use it.
6998 (ix86_vectorize_builtin_conversion): Rename from
6999 ix86_builtin_conversion.
7000 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
7001 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
7002 "i386 and x86_64 Options" section.
7003 (Intel 386 and AMD x86_64 Options): Document -mrecip.
7005 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7006 Zdenek Dvorak <dvorakz@suse.cz>
7007 Richard Guenther <rguenther@suse.de>
7008 Kaz Kojima <kkojima@gcc.gnu.org>
7010 * tree-vrp.c (compare_values_warnv): Convert val2 to
7012 (extract_range_from_assert): Create
7013 POINTER_PLUS_EXPR for pointer types.
7014 (extract_range_from_binary_expr): Handle
7015 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7017 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7018 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7019 POINTER_PLUS_EXPR as PLUS_EXPR.
7020 (number_of_iterations_lt_to_ne):
7021 For pointer types, use sizetype when
7022 creating MINUS_EXPR/PLUS_EXPRs.
7023 (assert_loop_rolls_lt): For pointer types, use sizetype when
7024 creating MINUS_EXPR/PLUS_EXPRs.
7025 (number_of_iterations_le): Likewise.
7026 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7027 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7028 like PLUS_EXPR and MINUS_EXPR.
7029 * tree-pretty-print.c (dump_generic_node): Handle
7031 (op_prio): Likewise.
7032 (op_symbol_1): Likewise.
7033 * optabs.c (optab_for_tree_code): Likewise.
7034 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7036 * tree-tailcall.c (process_assignment): Mention
7037 POINTER_PLUS_EXPR in a TODO comment.
7038 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7039 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7040 not used with a pointer and an integer type.
7041 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7042 increment using chrec_convert_rhs instead of chrec_convert.
7043 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7044 PLUS_EXPR except for the right hand side's type will be
7046 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7047 (fold_used_pointer_cast): Kill.
7048 (pointer_offset_p): Kill.
7049 (fold_used_pointer): Kill.
7050 (pointer_used_p): Kill.
7051 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7052 call fold_used_pointer.
7053 (instantiate_parameters_1): Convert the increment
7054 using chrec_convert_rhs instead of chrec_convert.
7055 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7056 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7057 instead of PLUS_EXPR.
7058 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7059 PLUS_EXPR for pointers.
7060 (std_gimplify_va_arg_expr): Likewise.
7061 (fold_builtin_memory_op): Likewise.
7062 (fold_builtin_strstr): Likewise.
7063 (fold_builtin_strchr): Likewise.
7064 (fold_builtin_strrchr): Likewise.
7065 (fold_builtin_strpbrk): Likewise.
7066 (expand_builtin_memory_chk): Likewise.
7067 (fold_builtin_memory_chk): Likewise.
7068 (std_expand_builtin_va_start): Use
7069 sizetype for the call to make_tree and then convert
7070 to the pointer type.
7071 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7072 instead of PLUS_EXPR for adding to a pointer.
7073 (std_gimplify_va_arg_expr): Use fold_build2 for
7074 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7075 the operands to sizetype first and then cast the BIT_AND_EXPR
7076 back to the pointer type.
7077 * fold-const.c (build_range_check): Handle pointer types
7079 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7080 of PLUS_EXPR's. Make sure the offset is converted to
7082 (try_move_mult_to_index): Strip the NOPs from the offset.
7083 Remove code argument and replace all uses with PLUS_EXPR.
7084 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7085 specially. Don't use a pointer type for MINUS_EXPR.
7086 (fold_unary): Handle for (T1)(X op Y),
7087 only p+ as that is the only as that can be handled for
7088 binary operators now.
7089 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7091 <case PLUS_EXPR>: Add folding of PTR+INT into
7093 Don't call try_move_mult_to_index.
7094 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7095 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7096 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7097 Don't call try_move_mult_to_index.
7098 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7099 (tree_expr_nonzero_p): Likewise.
7100 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7101 of PLUS_EXPR for the complex expression folding.
7102 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7103 first chrec is a pointer type, then the second should
7104 be sizetype and not the first's type.
7105 For POINTER_PLUS_EXPR, use a different right hand side type.
7106 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7107 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7108 different right hand side type.
7109 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7110 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7111 instead of PLUS_EXPR.
7112 When either operand is zero, convert the other operand.
7113 (chrec_apply): Use chrec_convert_rhs
7114 on the argument x instead of chrec_convert.
7115 (reset_evolution_in_loop): For pointer types, the new_evol
7117 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7118 different right hand side type.
7119 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7120 (chrec_convert_rhs): New function.
7121 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7122 different right hand side type.
7123 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7124 * tree-chrec.h (chrec_convert_rhs): New prototype.
7125 (build_polynomial_chrec): For pointer types, the right hand
7126 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7127 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7128 Remove subtraction case as it is always addition now.
7129 Make sure the offset is converted to sizetype.
7130 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7131 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7132 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7133 PLUS_EXPR in pointer type.
7134 Handle POINTER_PLUS_EXPR.
7135 (tree_to_aff_combination): Likewise.
7136 (force_expr_to_var_cost): Likewise.
7137 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7138 instead of PLUS_EXPR for pointers.
7139 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7140 instead of PLUS_EXPR of pointer types.
7141 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7143 (check_va_list_escapes): Likewise.
7144 (check_all_va_list_escapes): Likewise.
7145 * dwarf2out.c (loc_descriptor_from_tree_1):
7146 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7147 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7148 (string_constant): Likewise.
7149 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7150 the offset to the base, use POINTER_PLUS_EXPR.
7151 (add_to_parts): Convert the index to sizetype.
7152 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7153 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7154 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7155 Offset only holds something for PLUS_EXPR.
7156 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7158 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7160 (analyze_accesses_for_modify_stmt): Likewise.
7161 Remove comment about the type being integral type as it is
7163 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7165 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7167 Correct the type which the artimentic is done in (is now
7170 * tree-data-ref.c (split_constant_offset): Handle
7172 * tree-affine.c (tree_to_aff_combination): Likewise.
7173 * c-typeck.c (build_unary_op): For pointers create the increment
7174 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7176 * gimplify.c (gimplify_self_mod_expr): Create a
7177 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7178 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7179 * tree.def (POINTER_PLUS_EXPR): New tree code.
7180 * tree-predcom.c (ref_at_iteration): If we have a pointer
7181 type do the multiplication in sizetype.
7182 * tree-mudflap.c (mf_xform_derefs_1): Create a
7183 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7184 * tree-ssa-forwprop.c
7185 (forward_propagate_addr_into_variable_array_index):
7186 Don't expect there to be a cast for the index as that
7187 does not exist anymore.
7188 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7189 instead of PLUS_EXPR.
7190 Don't check for the first operand of the POINTER_PLUS_EXPR
7191 was the index as it cannot be.
7192 Call forward_propagate_addr_into_variable_array_index with
7193 the SSA_NAME instead of the statement.
7194 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7195 (compare_constant): Likewise.
7196 (copy_constant): Likewise.
7197 (compute_reloc_for_constant): Likewise.
7198 (output_addressed_constants): Likewise.
7199 (initializer_constant_valid_p): Likewise.
7200 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7201 Convert the MIN/MAX of the inner type to the outer
7202 type before comparing them.
7203 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7204 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7205 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7206 of PLUS_EXPR for pointers.
7207 * tree-inline.c (estimate_num_insns_1): Handle
7209 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7210 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7211 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7212 instead of PLUS_EXPR for the pointer increment statement.
7213 (vect_update_ivs_after_vectorizer): For pointer types, create
7214 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7215 MULT_EXPR in sizetype.
7216 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7218 * tree-object-size.c (plus_expr_object_size): Handle
7219 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7220 code which is trying to figure out which side is a pointer and
7222 (check_for_plus_in_loops_1): Likewise.
7223 (check_for_plus_in_loops): Likewise.
7224 * c-common.c (pointer_int_sum): Create a
7225 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7226 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7227 only POINTER_PLUS_EXPR. Removing all the extra
7228 code which is trying to figure out which side is a pointer and
7230 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7231 PLUS_EXPR and MINUS_EXPR.
7232 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7234 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7235 with make_tree, instead of a pointer type.
7236 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7237 for pointers instead of PLUS_EXPR.
7238 (s390_gimplify_va_arg): Likewise.
7239 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7240 instead of PLUS_EXPR when doing addition on pointer
7241 types. Use sizetype for the second operand.
7242 (spu_gimplify_va_arg_expr): Likewise.
7243 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7244 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7245 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7246 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7247 for the pointer addition and also use size_int/sizetype
7249 (ix86_gimplify_va_arg): Likewise.
7250 Perform BIT_AND_EXPR on sizetype arguments.
7251 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7252 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7253 for the pointer additions and also use size_int for the offsets.
7254 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7255 additions and also use size_int for the offsets. Perform
7256 BIT_AND_EXPR on sizetype arguments.
7257 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7258 POINTER_PLUS_EXPR for pointers and create the
7259 BIT_AND_EXPR in sizetype.
7260 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7261 instead of PLUS_EXPR for pointer addition.
7262 (rs6000_va_start): Likewise.
7263 Also use sizetype for the offset.
7264 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7265 as PLUS_EXPR/MINUS_EXPR.
7266 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7267 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7268 Don't use BIT_AND_EXPR on a pointer type, convert the
7269 expression to sizetype first.
7270 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7272 (mips_gimplify_va_arg_expr): Likewise.
7273 Don't create BIT_AND_EXPR in a pointer type.
7275 2007-06-15 Eric Christopher <echristo@apple.com>
7277 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7278 (x86_64-*-darwin*): Ditto.
7279 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7282 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7284 * doc/extend.texi: Document behavior of __attribute__((aligned))
7287 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7289 * rtlanal.c (note_stores): Improve documentation.
7291 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7293 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7294 LOCAL_LABEL_PREFIX): Delete.
7295 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7296 (bfin_internal_label): Delete.
7298 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7300 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7301 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7302 otherwise define to LIBGCC2_TF_CEXT.
7303 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7304 (LIBGCC_TF_CEXT): Ditto.
7307 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7309 PR rtl-optimization/32339
7310 * df-scan.c (df_uses_record): Don't modify flags but just add to
7311 it for df_ref_record.
7313 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7315 * tree-mudflap.c: Fix whitespace issues.
7317 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7319 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7321 2007-06-14 Eric Christopher <echristo@apple.com>
7323 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7324 (movv4sf): Use gcc_unreachable instead of abort.
7326 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7329 * config/i386/sfp-machine.h (CMPtype): New define.
7330 (mach stubs): Use CMPtype instead of int as a return type.
7332 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7334 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7335 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7336 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7337 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7338 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7339 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7340 config/soft-fp/soft-fp.h: Update from glibc CVS.
7342 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7344 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7346 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7349 * config/v850/v850.c: Include dataflow header file.
7350 (substitute_ep_register): Fix typo.
7352 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7354 * configure.ac: Fix earlier checkin.
7355 * configure: Regenerated.
7357 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7359 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7360 * aclocal.m4: Regenerate.
7361 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7362 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7363 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7364 * configure: Regenerate.
7365 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7367 * Makefile.in (quickstrap): Build libgcc too.
7369 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7371 * configure.ac: Add --enable-checking=df. Explicitly mention that
7372 the variables are initialized as for "release".
7373 * df-core.c: Use it.
7374 * configure: Regenerate.
7375 * config.in: Regenerate.
7377 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7379 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7380 validate_replace_rtx instead of replace_rtx.
7381 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7383 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7385 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7386 (DWARF2_UNWIND_INFO): Override default if configured with
7388 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7389 (ENDFILE_SPEC): Add crtend.o.
7390 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7391 (ENDFILE_SPEC): Add crtend.o.
7392 (TARGET_USE_JCR_SECTION): Define.
7393 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7395 * config/i386/cygming-crtbegin.c: New file.
7396 * config/i386/cygming-crtend.c: New file.
7398 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7400 * config/i386/w32-unwind.h: New file.
7402 2007-06-13 Eric Christopher <echristo@apple.com>
7404 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7405 the user set a value below STACK_BOUNDARY.
7407 2007-06-13 Thiemo Seufer <ths@networkno.de>
7409 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7410 imply -lpthread for -pthread.
7412 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7414 * basic-block.h: Remove the prototype for
7415 free_basic_block_vars.
7416 * cfglayout.h: Remove the prototype for
7417 insn_locators_initialize.
7418 * tree.h: Remove the prototype for emit_line_note.
7420 * tree-ssa-pre.c (mergephitemp): Remove.
7421 (init_pre): Don't use mergephitemp.
7423 2007-06-13 Eric Christopher <echristo@apple.com>
7425 * config/i386/i386.c (override_options): If we've specified
7426 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7428 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7430 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7433 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7435 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7436 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7437 (eh_store_handler): New pattern.
7438 (eh_return): Emit it instead of a plain move.
7440 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7442 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7443 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7444 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7447 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7449 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7450 (find_next_insn_start, find_load): New functions.
7451 (bfin_reorg): Use them to deal with the fact that parallel insns are
7452 no longer represented as a SEQUENCE.
7454 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7456 * config/sparc/sparc.c (sparc_override_options): Initialize
7459 2007-06-13 Dave Korn <dave.korn@artimi.com>
7461 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7464 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7466 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7467 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7468 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7469 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7470 tree-vect-transform.c: Fix comment typos. Follow spelling
7473 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7475 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7476 to the exit block use set.
7477 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7478 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7479 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7481 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7483 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7484 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7485 to indicate an error.
7486 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7488 (dbg_cnt_process_opt): Print an error on a bad argument.
7489 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7490 * common.opt (-fdbg-cnt-list): New.
7491 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7493 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7495 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7496 flag on ref-all pointers.
7498 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7501 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7502 for the offset with the modifier as EXPAND_INITIALIZER
7503 if the modifier is EXPAND_INITIALIZER.
7504 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7505 a register if we had an overflow.
7507 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7509 * real.c (real_isfinite): New.
7510 (real_sqrt): Use it.
7511 * real.h (real_isfinite): New.
7512 * builtins.c: Use it.
7514 2007-06-12 Ian Lance Taylor <iant@google.com>
7515 Daniel Berlin <dberlin@dberlin.org>
7518 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7519 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7520 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7521 (DECL_NO_TBAA_P): Define.
7522 (struct tree_decl_common): Add no_tbaa_flag field.
7523 * tree-ssa-structalias.c (struct variable_info): Add
7524 no_tbaa_pruning field.
7525 (new_var_info): Initialize no_tbaa_pruning field.
7526 (unify_nodes): Copy no_tbaa_pruning field.
7527 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7528 (dump_solution_for_var): Print no_tbaa_pruning flag.
7529 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7531 (compute_tbaa_pruning): New static function.
7532 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7533 Call compute_tbaa_pruning.
7534 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7535 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7536 * gimple-low.c (lower_stmt): Likewise.
7537 * tree-gimple.c (is_gimple_stmt): Likewise.
7538 * tree-ssa-operands.c (get_expr_operands): Likewise.
7539 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7540 * tree-inline.c (estimate_num_insns_1): Likewise.
7541 (copy_result_decl_to_var): Likewise.
7542 * expr.c (expand_expr_real_1): Likewise.
7543 * tree-pretty-print.c (dump_generic_node): Likewise.
7544 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7545 * omp-low.c (omp_copy_decl_2): Likewise.
7546 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7547 * doc/c-tree.texi (Expression trees): Document
7548 CHANGE_DYNAMIC_TYPE_EXPR.
7550 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7552 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7553 with !HONOR_NANS and !HONOR_INFINITIES.
7554 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7556 2007-06-12 Tristan Gingold <gingold@adacore.com>
7558 * gcov.c: Comments updated.
7559 (source_info): Add file_time field.
7560 (source_index): New variable.
7561 (mutiple_files): New variable.
7562 (generate_results): New function extracted from process_file.
7563 (process_file): Save and restore chain of functions, generate
7564 results and free structures only if not merging results.
7565 (release_structures): File names are now freed in create_file_names
7566 (create_file_names): Free previous file names.
7567 (find_source): File date is now read here and modifications in
7568 source files is checked here.
7569 (read_graph_file): Only reverse order of functions for the current
7571 (make_gcov_file_name): Do not generate long names if input_name is
7573 (output_lines): If merging results do not display graph, data and
7575 Checking source file modification is done in find_source.
7577 * doc/gcov.texi: Append an s to sourcefile.
7579 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7581 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7582 (forced_nop): New pattern.
7583 * config/bfin/bfin.c: Include "df.h".
7584 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7585 (bfin_discover_loop): Use df_get_live_in instead of
7586 global_live_at_start.
7587 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7588 df_analyze when done.
7589 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7590 the insns. Use QImode for the final insn in a bundle. Call
7591 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7593 (reorder_var_tracking_notes): New function.
7594 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7595 update_life_info. Call df_analyze after scheduling and bundle
7596 generation. Call reorder_var_tracking_notes if generating these
7597 notes. Call df_finish_pass at the end.
7599 2007-06-12 Dirk Mueller <dmueller@suse.de>
7601 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7602 a comparison, not an assignment.
7604 2007-06-12 Olivier Hainque <hainque@adacore.com>
7606 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7607 Request walking the subtrees only, leaving the current is_lhs/val_only
7609 (convert_non_local_reference): Likewise.
7611 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7613 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7615 2007-06-12 Richard Guenther <rguenther@suse.de>
7617 PR tree-optimization/15353
7618 PR tree-optimization/31657
7619 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7620 * timevar.def: Add TV_TREE_IFCOMBINE.
7621 * tree-pass.h (pass_tree_ifcombine): Declare.
7622 * tree-ssa-ifcombine.c: New file.
7623 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7624 * tree-flow.h (blocks_in_phiopt_order): Declare.
7625 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7626 (tree-ssa-ifcombine.o): New dependencies.
7628 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7630 PR rtl-optimization/32293
7631 * combine.c (simplify_if_then_else): Truncate return from
7632 nonzero_bits() to correct mode.
7634 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7636 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7637 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7639 2007-06-11 Diego Novillo <dnovillo@google.com>
7641 * Makefile.in (reload1.o-warn): Remove.
7643 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7645 * combine.c (subst): Use reg_overlap_mentioned_p
7646 instead of comparing register numbers directly.
7648 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7650 * reload1.c (mark_home_live_1): Use the mode parameter.
7652 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7654 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7655 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7659 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7661 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7663 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7665 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7666 from integer registers.
7667 (FP mode splitters): Handle TFmode.
7669 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7671 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7672 for ref-all pointers that point-to anything.
7674 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7676 * config/arm/arm.c (arm_output_dwarf_dtprel,
7677 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7679 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7681 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7682 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7685 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7687 * tree.c (signed_or_unsigned_type_for): New.
7688 (unsigned_type_for): Use signed_or_unsigned_type_for.
7689 (signed_type_for): Use signed_or_unsigned_type_for.
7690 * tree.h (signed_or_unsigned_type_for): New.
7691 (get_signed_or_unsigned_type): Remove.
7692 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7693 lang_hooks.types.signed_type
7694 (size_diffop): Likewise.
7695 (all_ones_mask_p): Likewise.
7696 (build_range_check): Likewise.
7697 (fold_cond_expr_with_comparison): Likewise.
7698 (fold_cond_expr_with_comparison): Likewise.
7699 (unextend): Likewise.
7700 (extract_muldiv_1): Likewise.
7701 (fold_single_bit_test_into_sign_test): Likewise.
7702 (fold_binary): Likewise.
7703 (fold_ternary): Likewise.
7704 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7705 instead of get_signed_or_unsigned_type.
7706 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7707 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7708 * expr.c (signed_or_unsigned_type_for): Use
7709 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7710 * langhooks.c (get_signed_or_unsigned_type): Remove.
7711 (lhd_signed_or_unsigned_type): Remove.
7712 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7713 signed_or_unsigned_type.
7714 (lhd_signed_or_unsigned_type): Remove.
7715 * expmed.c (make_tree): Use signed_type_for instead of
7716 lang_hooks.types.signed_type.
7717 * c-common.c (same_scalar_type_ignoring_signedness): Use
7718 c_common_signed_type instead of lang_hooks.types.signed_type.
7719 (c_common_unsigned_type): New.
7720 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7721 (shorten_compare): Use c_common_unsigned_type instead of
7722 c_common_signed_or_unsigned_type.
7723 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7725 * convert.c (convert_to_integer): Use signed_type_for instead of
7726 lang_hooks.types.signed_type.
7727 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7728 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7729 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7730 * c-format.c (check_format_types): Use c_common_unsigned_type
7731 instead of unsigned_type_for.
7732 * c-decl.c (groakdeclarator): Likewise.
7733 * c-typeck.c (convert_for_assignment): Likewise.
7734 * c-common.h (c_common_unsigned_type): New.
7736 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7739 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7740 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7742 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7745 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7746 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7748 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7749 Sebastian Pop <sebpop@gmail.com>
7751 * lambda-code.c (remove_iv): New.
7752 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7754 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7756 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7757 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7758 * tree-ssa-loop-prefetch.c: Include optabs.h.
7759 (FENCE_FOLLOWING_MOVNT): New macro.
7760 (struct mem_ref): Add independent_p and storent_p fields.
7761 (record_ref): Initalize the new fields.
7762 (gather_memory_references_ref): Return true if the reference
7764 (gather_memory_references): Check whether all memory accesses
7765 in loop were recorded.
7766 (should_issue_prefetch_p): Return false for nontemporal stores.
7767 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7768 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7769 (determine_loop_nest_reuse): Detect independent memory references.
7770 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7771 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7772 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7773 * config/i386/i386.h (x86_mfence): Declare.
7774 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7775 * config/i386/i386.c (x86_mfence): New variable.
7776 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7778 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7779 * optabs.c (init_optabs): Initialize storent_optab.
7780 * optabs.h (enum optab_index): Add OTI_storent.
7781 (storent_optab): Declare.
7782 * genopinit.c (optabs): Add initialization for storent_optab.
7783 * tree.h (MOVE_NONTEMPORAL): New macro.
7784 * expr.c (expand_assignment, store_expr, store_constructor_field,
7785 store_constructor, store_field, expand_expr_real_1): Propagate
7786 nontemporality of the expanded store.
7787 (emit_storent_insn): New function.
7788 * expr.h (expand_assignment, store_expr): Declaration changed.
7789 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7790 to expand_assignment.
7791 * stmt.c (expand_asm_expr): Ditto.
7792 * calls.c (initialize_argument_information): Pass false as
7793 nontemporality to store_expr.
7794 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7797 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7799 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7801 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7803 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7805 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7806 and allow DECL_P here.
7808 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7810 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7811 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7812 track of the size of the expression.
7813 * cfghooks.c (merge_blocks): Remove block from loops structure only
7814 after call of the merge_blocks hook.
7816 2007-06-09 Tom Tromey <tromey@redhat.com>
7818 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7819 (deprecated_state): Removed.
7820 (start_decl): Update.
7821 (enum deprecated_states): Moved earlier.
7822 (groktypename): Update.
7823 (push_parm_decl): Likewise.
7824 (grokfield): Likewise.
7825 (start_function): Likewise.
7827 2007-06-09 Ian Lance Taylor <iant@google.com>
7829 PR tree-optimization/32169
7830 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7831 CONVERT_EXPR, check whether min and max both converted to an
7832 overflow infinity representation.
7834 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7836 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7837 not inserted on the edge.
7839 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7841 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7842 instructions if they are supported.
7843 (__divsi3, __umodsi3, __modsi3): Likewise.
7844 (__ashldi3, __ashrdi3, __lshrdi3): New.
7845 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7847 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7848 Tony Linthicum <tony.linthicum@amd.com>
7850 * doc/invoke.texi: Add fvect-cost-model flag.
7851 * common.opt (fvect-cost-model): New flag.
7852 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7853 cost fields in stmt_vec_info struct for STMT.
7854 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7855 fields in stmt_vec_info struct and access functions for the same.
7856 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7857 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7858 load, store and vector to scalar operation.
7859 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7860 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7861 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7862 (TARG_VEC_STORE_COST): Define cost of vector store.
7863 (vect_estimate_min_profitable_iters): Define new function.
7864 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7865 check to evaluate if loop iterations are less than minimum profitable
7866 iterations determined by cost model or minimum vect loop bound defined
7867 by user, whichever is more conservative.
7868 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7869 run-time check to evaluate if loop iterations are less than minimum
7870 profitable iterations determined by cost model or minimum vect loop
7871 bound defined by user, whichever is more conservative.
7872 (vect_estimate_min_profitable_iterations): New function to estimate
7873 mimimimum iterartions required for vector version of loop to be
7874 profitable over scalar version.
7875 (vect_model_reduction_cost): New function.
7876 (vect_model_induction_cost): New function.
7877 (vect_model_simple_cost): New function.
7878 (vect_cost_strided_group_size): New function.
7879 (vect_model_store_cost): New function.
7880 (vect_model_load_cost): New function.
7881 (vectorizable_reduction): Call vect_model_reduction_cost during
7883 (vectorizable_induction): Call vect_model_induction_cost during
7885 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7886 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7887 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7888 vectorizable_promotion, vectorizable_demotion): Call
7889 vect_model_simple_cost during analysis phase.
7891 2007-06-08 Simon Baldwin <simonb@google.com>
7893 * reg-stack.c (get_true_reg): Readability change. Moved default case
7894 label into direct switch statement scope.
7896 2007-06-08 Simon Baldwin <simonb@google.com>
7898 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7899 in gcc_assert() with '==' comparison.
7901 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7904 TARGET_ABM handling of x86_popcnt variable.
7906 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7908 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7909 __builtin_copysignq and __builtin_infq built-in functions.
7911 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7913 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7914 SSE4.2 section. Correct built-in function names in SSE4A section.
7916 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7918 PR tree-optimization/32243
7919 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7920 for ncopies after ratio check between nunits_out and nunits_in.
7921 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7923 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7925 PR tree-optimization/32224
7926 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7927 vectorization upon a non GIMPLE_MODIFY_STMT.
7929 2007-06-08 Christian Bruel <christian.bruel@st.com>
7932 * config/sh/sh.md (doloop_end): New pattern and splitter.
7933 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7935 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7938 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7940 (verify_dominators): Do not change dominance tree.
7942 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/constraints.md: New file.
7945 * config/sh/sh.c: Include tm-constrs.h.
7946 (reg_class_from_letter): Remove.
7947 (prepare_cbranch_operands): Use satisfies_constraint_*
7948 function instead of macro.
7949 (andcosts, broken_move, sh_secondary_reload): Likewise.
7950 * config/sh/predicates.md (trapping_target_operand): Likewise.
7951 (and_operand, arith_operand, arith_reg_or_0_operand,
7952 cmp_operand, logical_operand, target_operand,
7953 ua_address_operand, ua_offset, xor_operand): Likewise.
7954 * config/sh/sh.md: Include constraints.md.
7955 (*movsicc_t_false): Use satisfies_constraint_* function
7957 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7958 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7959 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7960 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7961 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7962 (REG_CLASS_FROM_CONSTRAINT): Remove.
7963 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7964 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7965 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7966 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7967 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7968 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7969 function instead of macro.
7970 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7971 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7972 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7973 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7974 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7975 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7976 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7977 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7978 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7979 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7980 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7981 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7982 EXTRA_CONSTRAINT_STR): Likewise.
7983 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7985 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7987 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7989 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7992 * c-common.h (flag_cpp0x): Replaced by...
7993 (cxx_dialect): ... this new variable specifying the C++ dialect that
7995 * c-common.c (flag_cpp0x): Removed.
7996 (cxx_dialect): Defined.
7997 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7999 * c-opts.c (c_common_post_options): Likewise.
8000 (set_std_cxx98): Set cxx_dialect to cxx98.
8001 (set_std_cxx0x): Set cxx_dialect to cxx0x.
8003 2007-06-07 Geoffrey Keating <geoffk@apple.com>
8004 Hui-May Chang <hm.chang@apple.com>
8006 * doc/invoke.texi (Darwin Options): Update documentation for
8007 -mmacosx-version-min.
8008 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
8009 * config/darwin-driver.c: New file.
8010 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
8011 * config/t-darwin (darwin-driver.o): New rule.
8013 * config/darwin-c.c (version_as_macro): Ignore low digit.
8015 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8018 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8019 (CSGNMODE): New mode macro.
8020 (CSGNVMODE): New mode attribute.
8021 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8022 expander using CSGNMODE mode macro. Handle TFmode.
8023 (copysign<mode>3_const): Rename from copysignsf3_const and
8024 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8026 (copysign<mode>3_var): Rename from copysignsf3_var and
8027 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8029 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8030 mode macro. Handle TFmode.
8031 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8032 (iortf3, *iortf3): Ditto.
8033 (xortf3, *xortf3): Ditto.
8034 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8035 TFmode and TImode masks.
8036 (ix86_expand_copysign): Expand TFmode copysign insn.
8037 (IX86_BUILTIN_INFQ): New.
8038 (IX86_BUILTIN_FABSQ): Ditto.
8039 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8040 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8041 [__builtin_fabsq]: Ditto.
8042 [__builtin_copysignq]: Ditto.
8043 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8044 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8045 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8046 ix86_expand_binop_builtin().
8048 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8050 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8052 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8055 * rtl.h (push_to_sequence2): New.
8056 * emit-rtl.c (push_to_sequence2): New.
8057 * function.c (assign_parm_data_all): Add new fields.
8058 (assign_parm_setup_block): Call push_to_sequence2 instead of
8060 (assign_parm_setup_reg): Ditto.
8061 (assign_parm_setup_stack): Ditto.
8062 (assign_parms_unsplit_complex): Ditto.
8063 (assign_parms): Change field name.
8065 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8067 PR tree-optimization/32220
8068 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8069 phi node is reached before defining statement.
8071 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8074 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8075 after changing the right hand side of the assignment.
8077 2007-06-06 Eric Christopher <echristo@apple.com>
8079 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8080 (x86_64-*-darwin*): Ditto.
8081 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8082 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8084 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8086 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8088 (add_key): Likewise.
8089 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8090 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8092 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8094 (add_cost_one_coalesce): Likewise.
8095 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8096 variable names. Rename orig to orig_name for consistency.
8097 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8099 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8101 (record_equivalences_from_stmt): Likewise.
8102 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8103 the coding conventions.
8104 (memory_ssa_name_same): Likewise.
8105 (dse_optimize_stmt): Likewise.
8106 (dse_record_phis): Likewise.
8107 (dse_finalize_block): Likewise.
8108 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8109 keywords as variable names.
8110 (may_move_till): Cast according to the coding conventions.
8111 (force_move_till_expr): Avoid using C++ keywords as variable names.
8112 (force_move_till): Cast according to the coding conventions.
8113 (memref_hash): Likewise.
8114 (memref_eq): Likewise.
8115 (gather_mem_refs_stmt): Likewise.
8116 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8117 using C++ keywords as variable names.
8118 (idx_find_step): Cast according to the coding conventions.
8119 (idx_record_use): Likewise.
8120 (find_depends): Likewise.
8121 (prepare_decl_rtl): Likewise.
8122 (mbc_entry_hash): Likewise.
8123 (mbc_entry_eq): Likewise.
8124 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8125 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8126 (idx_infer_loop_bounds): Cast according to the coding conventions.
8127 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8128 * tree-ssa-math-opts.c (occ_new ): Likwise.
8129 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8131 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8133 (add_use_op): Likewise.
8134 (add_vop): Likewise.
8135 (add_vuse_op): Likewise.
8136 (add_vdef_op): Likewise.
8137 (get_expr_operands): Likewise.
8138 (push_stmt_changes): Use type safe memory macros.
8139 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8140 keywords as variable names.
8141 (conditional_replacement): Likewise.
8142 (minmax_replacement): Likewise.
8143 (abs_replacement): Likewise.
8144 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8146 (insert_fake_stores): Avoid using C++ keywords as variable names.
8147 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8149 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8150 (heapvar_insert): Use type safe memory macros.
8151 (new_var_info): Cast according to the coding conventions.
8152 (new_constraint): Likewise.
8153 (remove_preds_and_fake_succs): Use type safe memory macros.
8154 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8156 (thread_single_edge): Likewise.
8157 (thread_through_loop_header): Likewise.
8159 2007-06-06 Eric Christopher <echristo@apple.com>
8161 * config/i386/i386.c (override_options): Move handling
8162 of TARGET_SUBTARGET* earlier.
8164 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8166 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8169 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8171 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8172 emited outside of basic block.
8173 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8175 * rtl.h (delete_insn_chain): Declaration changed.
8176 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8178 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8179 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8180 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8181 to delete_insn_chain.
8182 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8183 do not have bb field set.
8184 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8186 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8187 * cfgcleanup.c (try_optimize_cfg): Ditto.
8189 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8191 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8192 (lambda_body_vector_new): Use type safe memory macros.
8193 (lambda_linear_expression_new): Likewise.
8194 (lambda_loopnest_new): Likewise.
8195 (lambda_lattice_new): Likewise.
8196 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8197 conventions. Use type safe memory macros.
8198 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8199 (lambda_body_vector_s): Likewise.
8200 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8201 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8203 2007-06-06 Richard Guenther <rguenther@suse.de>
8205 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8206 if we need to schedule cfg_cleanup.
8207 (tree_ssa_forward_propagate_single_use_vars): Do so.
8209 2007-06-06 Ian Lance Taylor <iant@google.com>
8211 * fold-const.c (merge_ranges): If range_successor or
8212 range_predecessor fail, just return 0.
8214 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8216 PR tree-optimization/32216
8217 * tree-vectorizer.c (supportable_widening_operation): Determine
8218 signedness of FIX_TRUNC_EXPR from output operand.
8219 (supportable_narrowing_operation): Ditto.
8220 * tree-vect-generic.c (expand_vector_operations_1): Determine
8221 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8224 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8226 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8227 (struct pta): ...from here. Change flags to unsigned to avoid
8228 excessive casting (as it is used as a bit mask).
8229 (override_options): Add casts according to the coding convenventions.
8230 (x86_64_elf_unique_section): Likewise.
8231 (examine_argument): Avoid using C++ keywords as variable names.
8232 (construct_container): Likewise.
8233 (legitimize_pic_address): Likewise.
8234 (get_dllimport_decl): Cast according to the coding conventions. Use
8235 type safe memory macros.
8236 (legitimize_address): Cast according to the coding conventions.
8237 (emit_i387_cw_initialization): Corrected the type of slot to enum
8239 (ix86_init_machine_status): Use type safe memory macros.
8240 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8241 (bdesc_pcmpistr): Likewise.
8242 (bdesc_crc32): Likewise.
8243 (bdesc_sse_3arg): Likewise.
8244 (bdesc_2arg): Likewise.
8245 (bdesc_1arg): Likewise.
8246 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8247 (ix86_expand_sse_pcmpistr): Likewise.
8248 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8249 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8250 int to match the langhook definition.
8251 (ix86_builtin_conversion): Change the type of code to unsigned init to
8252 match the langhook definition.
8253 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8255 (ix86_preferred_output_reload_class): Likewise.
8256 (ix86_cannot_change_mode_class): Likewise.
8257 (ix86_memory_move_cost): Likewise.
8258 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8259 avoid excessive casting later on.
8260 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8262 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8264 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8265 as flags setting insn.
8266 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8268 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8270 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8271 (UNSPEC_ROUND): New.
8272 ("sse4_1_round<mode>2"): New insn pattern.
8273 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8275 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8276 expander using SSEMODEF mode macro. Expand using
8277 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8278 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8279 expander using SSEMODEF mode macro. Expand using
8280 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8281 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8282 expander using SSEMODEF mode macro. Expand using
8283 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8284 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8285 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8286 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8289 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8290 Sebastian Pop <sebpop@gmail.com>
8292 * lambda.h (build_linear_expr): New.
8293 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8294 Use build_linear_expr, call fold and force_gimple_operand.
8295 (lambda_loopnest_to_gcc_loopnest): Check that there is
8296 something to insert.
8297 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8299 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8301 PR preprocessor/23479
8302 * doc/extend.texi: Document the 0b-prefixed binary integer
8305 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8307 PR tree-optimization/32215
8308 * tree-vectorizer.c (supportable_widening_operation): Return false
8309 for unsupported FIX_TRUNC_EXPR tree code.
8310 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8312 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8314 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8315 register on SPE targets. Change documentation to reflect
8317 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8318 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8319 out of the register allocation pool.
8320 (rs6000_reg_live_or_pic_offset_p): New function.
8321 (rs6000_emit_prologue): Move the actual saving of LR up to free
8322 r0 for holding r11. Split saving of SPE 64-bit registers into
8323 its own case. Ensure that offsets will always be in-range for
8324 'evstdd' by using r11 as a scratch register to point at the start
8325 of the SPE save area. Save r11 if necessary, as it is the static
8327 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8328 into its own case. Ensure that offsets will always be in-range
8329 for 'evldd' by using r11 as a scratch register to point at the
8330 start of the SPE save area. Also adjust r11 when restoring
8331 the stack pointer to compensate for pre-loading r11.
8333 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8335 * cfg.c (init_flow): Use type safe memory macros.
8336 (alloc_block): Likewise.
8337 (unchecked_make_edge): Likewise.
8338 (dump_flow_info): Avoid using C++ keywords as variable names.
8339 (copy_original_table_clear): Cast according to the coding conventions.
8340 (copy_original_table_set): Likewise.
8341 * cfgexpand (label_rtx_for_bb): Likewise.
8342 (expand_gimple_basic_block): Likewise.
8343 * cfghooks.c (dump_bb): Likewise.
8344 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8346 (lv_add_condition_to_bb): Likewise.
8347 * cfglayout (relink_block_chain): Cast according to the coding
8349 (fixup_reorder_chain): Likewise.
8350 (fixup_fallthru_exit_predecessor): Likewise.
8351 * cfgloop.c (glb_enum_p): Likewise.
8352 (get_exit_description): Likewise.
8353 (dump_recorded_exit): Likewise.
8354 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8355 (struct loop): ... from here.
8356 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8358 * cfgrtl.c (rtl_create_basic_block): Likewise.
8359 (rtl_split_block): Likewise.
8360 (rtl_dump_bb): Likewise.
8361 (cfg_layout_split_block): Likewise.
8362 (init_rtl_bb_info): Use typesafe memory macros.
8364 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8365 * graphds.h: Updated all usages of edge to graph_edge.
8366 * graphds.c: Likewise.
8367 * cfgloopanal.c: Likewise.
8369 2007-06-05 Ian Lance Taylor <iant@google.com>
8371 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8372 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8373 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8375 (test_for_singularity): Likewise.
8377 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/constraints.md ("Y2"): Replaced by ...
8381 * config/i386/i386.md: Likewise.
8382 * config/i386/mmx.md: Likewise.
8383 * config/i386/sse.md: Likewise.
8385 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8387 * config/i386/constraints.md ("z"): Replaced by ...
8389 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8390 (sse4_1_blendvps): Likewise.
8391 (sse4_1_pblendvb): Likewise.
8392 (sse4_2_pcmpestr): Likewise.
8393 (sse4_2_pcmpestrm): Likewise.
8394 (sse4_2_pcmpestr_cconly): Likewise.
8395 (sse4_2_pcmpistr): Likewise.
8396 (sse4_2_pcmpistrm): Likewise.
8397 (sse4_2_pcmpistr_cconly): Likewise.
8399 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8401 * matrix-reorg.c (transform_access_sites): Fix computation.
8402 (transform_allocation_sites): Same.
8404 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/i386.c (override_options): Use
8407 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8409 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8412 (nonimm_not_xmm0_operand): Ditto.
8413 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8414 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8415 as operand[2] predicate. Require "z" class XMM register for
8416 operand[3]. Adjust asm template.
8417 ("sse4_1_blendvpd"): Ditto.
8418 ("sse4_1_pblendvb"): Ditto.
8419 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8420 force op2 into xmm0 register for variable blend instructions.
8422 2007-06-04 Tom Tromey <tromey@redhat.com>
8424 * c-tree.h (start_enum): Update.
8425 (build_enumerator): Likewise.
8426 * c-decl.c (enum_next_value): Removed.
8427 (enum_overflow): Likewise.
8428 (start_enum): Add c_enum_contents argument. Don't use globals.
8429 (build_enumerator): Likewise.
8430 * c-tree.h (struct c_enum_contents): New struct.
8432 2007-06-04 Tom Tromey <tromey@redhat.com>
8434 * c-common.c (c_common_get_alias_set): Fix indentation.
8436 2007-06-04 Ian Lance Taylor <iant@google.com>
8438 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8439 to overflow, reduce overflow infinity to regular infinity.
8440 (vrp_var_may_overflow): New static function.
8441 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8443 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8445 * stor-layout.c (layout_type): Remove duplicate code.
8447 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8450 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8451 before build_common_builtin_nodes ().
8453 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8456 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8458 2007-06-04 Jan Hubicka <jh@suse.cz>
8460 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8461 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8462 instead of _stat version.
8464 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8466 PR tree-optimization/32194
8467 * tree-predcom.c (determine_offset): Check that both references have
8470 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8472 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8473 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8474 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8475 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8476 Add argument to iterate_fix_dominators call.
8477 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8478 * gcse.c (hoist_code): Change domby to vector.
8479 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8480 Add argument to iterate_fix_dominators call.
8481 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8482 recompute_dominator.
8483 * lambda-code.c (perfect_nestify): Ditto.
8484 * cfgloopanal.c: Include graphds.h.
8485 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8486 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8487 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8489 * graphds.c: New file.
8490 * graphds.h: New file.
8491 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8492 (get_dominated_by, get_dominated_by_region): Change return type to
8494 (verify_dominators): Recompute all dominators and compare the results.
8495 (recount_dominator): Renamed to ...
8496 (recompute_dominator): ... this. Do not check that the block is
8498 (iterate_fix_dominators): Reimplemented.
8499 (prune_bbs_to_update_dominators, root_of_dom_tree,
8500 determine_dominators_for_sons): New functions.
8501 * et-forest.c (et_root): New function.
8502 * et-forest.h (et_root): Declare.
8503 * Makefile.in (graphds.o): Add.
8504 (cfgloopanal.o): Add graphds.h dependency.
8505 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8506 * basic-block.h (get_dominated_by, get_dominated_by_region,
8507 iterate_fix_dominators): Declaration changed.
8508 (recount_dominator): Renamed to ...
8509 (recompute_dominator): ... this.
8510 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8511 (thread_through_all_blocks): Do not free dominance info.
8513 2007-06-03 Andreas Schwab <schwab@suse.de>
8515 * config/m68k/m68k.c (override_options): Don't override
8517 * config/m68k/m68k-modes.def (SF, DF): Define to use
8518 motorola_single_format and motorola_double_format, resp.
8519 * real.c (motorola_single_format): Renamed from
8520 coldfire_single_format.
8521 (motorola_double_format): Renamed from coldfire_double_format.
8522 (encode_ieee_extended): Generate a proper canonical NaN image
8523 respecting canonical_nan_lsbs_set.
8524 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8526 * real.h: Adjust declarations.
8528 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8531 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8532 the symbol is generated with the stack protector.
8534 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8536 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8537 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8539 * doc/extend.texi (interrupt): Mention m68k.
8541 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8543 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8544 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8545 (ix86_expand_sse_pcmpestr): Do not check operands for
8546 "register_operand", when insn operand predicate is "register_operand".
8547 (ix86_expand_sse_pcmpistr): Ditto.
8549 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8550 Uros Bizjak <ubizjak@gmail.com>
8552 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8553 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8554 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8555 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8556 * config/i386/constraints.md ("z"): New register constraint
8557 for members of SSE_FIRST_REG class.
8558 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8559 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8560 SSE_FIRST_REG class.
8561 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8562 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8563 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8564 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8565 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8566 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8567 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8568 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8569 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8570 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8571 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8572 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8573 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8574 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8575 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8576 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8577 (struct builtin_description): Change "flag" field to unsigned.
8578 (bdesc_pcmpestr): New builtin description table.
8579 (bdesc_pcmpistr): Likewise.
8580 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8581 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8582 Initialize pcmp[ei]str[im] insns for SSE4.2.
8583 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8584 (ix86_expand_sse_pcmpistr): Likewise.
8585 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8586 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8587 (UNSPEC_PCMPISTR): Likewise.
8588 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8589 (sse4_2_pcmpestri):New isns pattern.
8590 (sse4_2_pcmpestrm): Likewise.
8591 (sse4_2_pcmpestr_cconly): Likewise.
8592 (sse4_2_pcmpistr): New insn patern and splitter.
8593 (sse4_2_pcmpistri):New isns pattern.
8594 (sse4_2_pcmpistrm): Likewise.
8595 (sse4_2_pcmpistr_cconly): Likewise.
8596 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8599 2007-06-01 David Daney <ddaney@avtrex.com>
8601 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8602 LOADGP_ABSOLUTE and not binds_local_p.
8604 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8606 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8608 2007-06-01 Ian Lance Taylor <iant@google.com>
8610 * tree-vrp.c (compare_name_with_value): Always set
8611 used_strict_overflow if we get a result from the variable itself.
8613 2007-06-01 Ian Lance Taylor <iant@google.com>
8615 PR rtl-optimization/31455
8616 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8617 subregs which have a cast between modes which are not tieable.
8619 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8621 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8622 breaks after return statements.
8624 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8626 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8627 only after no_new_pseudos.
8629 2007-05-31 Eric Christopher <echristo@apple.com>
8631 * expr.c (convert_move): Assert that we don't have a BLKmode
8633 (store_expr): Handle BLKmode moves by calling emit_block_move.
8635 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8637 * c-typeck.c (build_indirect_ref): Include type in error message.
8638 (build_binary_op): Pass types to binary_op_error.
8639 * c-common.c (binary_op_error): Take two type arguments, print out
8641 * c-common.h (binary_op_error): Update prototype.
8643 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8645 * config/i386/i386.c: Correct coments on -mno-sse4.
8647 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8649 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8650 (x86_64-*-*): Likewise.
8651 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8652 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8653 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8654 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8655 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8656 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8657 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8658 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8659 (OPTION_MASK_ISA_SSE4): Likewise.
8660 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8661 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8662 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8663 (override_options): Support SSE4.2.
8664 (ix86_build_const_vector): Support SImode and DImode.
8665 (ix86_build_signbit_mask): Likewise.
8666 (ix86_expand_int_vcond): Support V2DImode.
8667 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8668 (IX86_BUILTIN_CRC32HI): Likewise.
8669 (IX86_BUILTIN_CRC32SI): Likewise.
8670 (IX86_BUILTIN_CRC32DI): Likewise.
8671 (IX86_BUILTIN_PCMPGTQ): Likewise.
8672 (bdesc_crc32): Likewise.
8673 (bdesc_sse_3arg): Likewise.
8674 (ix86_expand_crc32): Likewise.
8675 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8676 (ix86_expand_builtin): Likewise.
8677 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8678 __SSE4_2__ for -msse4.2.
8679 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8680 (CRC32MODE): Likewise.
8681 (crc32modesuffix): Likewise.
8682 (crc32modeconstraint): Likewise.
8683 (sse4_2_crc32<mode>): Likewise.
8684 (sse4_2_crc32di): Likewise.
8685 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8687 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8688 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8689 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8690 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8691 (vcondu<mode>): Likewise.
8692 * doc/extend.texi: Document SSE4.2 built-in functions.
8693 * doc/invoke.texi: Document -msse4.2/-msse4.
8695 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8697 PR tree-optimization/32160
8698 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8699 variable as gimple reg.
8700 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8702 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8704 * gcc.c (main): Don't consider linker options when issuing the
8705 warning about a linker input file not being used.
8707 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8709 * tree-vrp.c (compare_names): Initialize sop.
8711 2007-05-30 Dirk Mueller <dmueller@suse.de>
8713 * cgraphunit.c (cgraph_analyze_function): Remove
8714 computation of inline parameters.
8716 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8720 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8722 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8723 Add vx-common.h. Include vxworks.h between vx-common.h and
8725 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8727 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8728 (TARGET_ASM_DESTRUCTOR): Likewise.
8729 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8730 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8731 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8732 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8733 (VXWORKS_ENDIAN_SPEC): Define.
8734 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8735 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8736 VXWORKS_* equivalents.
8737 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8738 (ASM_FILE_START): Delete.
8739 (TARGET_VERSION): Reformat.
8740 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8741 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8742 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8743 (FPBIT, DPBIT): Define.
8744 (fp-bit.c, dp-bit.c): New rules.
8745 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8746 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8747 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8748 * config/arm/arm.h: Include vxworks-dummy.h.
8749 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8750 Mark with ATTRIBUTE_UNUSED.
8751 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8752 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8753 make it incompatible with -msingle-pic-base.
8754 (arm_function_ok_for_sibcall): Return false for calls that might
8755 go through a VxWorks PIC PLT entry.
8756 (require_pic_register): New function, split out from...
8757 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8759 (arm_load_pic_register): Handle the VxWorks RTP initialization
8760 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8761 (arm_emit_call_insn): New function.
8762 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8763 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8764 (pic_offset_arm): New pattern.
8765 (call, call_value): Use arm_emit_call_insn.
8766 (call_internal, call_value_internal): New expanders.
8767 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8768 VxWorks unless __PIC__.
8770 2007-05-30 Eric Christopher <echristo@gmail.com>
8772 * genrecog.c: Include regs.h in generated file.
8773 * genemit.c: Ditto. Fix up formatting.
8774 * config/mn10300/constraints.md: New.
8775 * config/mn10300/mn10300.md: Include.
8776 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8777 Fix up for removed macro.
8778 * config/mn10300/predicates.md (call_address_operand): Ditto.
8779 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8780 (CONST_OK_FOR_I): Ditto.
8781 (CONST_OK_FOR_J): Ditto.
8782 (CONST_OK_FOR_K): Ditto.
8783 (CONST_OK_FOR_L): Ditto.
8784 (CONST_OK_FOR_M): Ditto.
8785 (CONST_OK_FOR_N): Ditto.
8786 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8790 (EXTRA_CONSTRAINT): Ditto.
8792 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8796 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8797 OPTION_MASK_ISA_64BIT.
8798 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8800 2007-05-30 Richard Guenther <rguenther@suse.de>
8803 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8804 types for comparison.
8805 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8806 with original typed arguments.
8807 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8809 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8811 PR tree-optimization/31769
8812 * except.c (duplicate_eh_regions): Clear prev_try if
8813 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8815 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8817 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8818 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8819 bsi of the location where statements should be inserted.
8820 (sink_code_in_bb): Take bsi from statement_sink_location.
8821 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8822 instead of bsi_start.
8823 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8825 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8826 (bsi_move_before): Document inconsistency with bsi_move_after.
8827 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8829 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8831 * config/i386/i386.h (TARGET_ABM): New define.
8832 (TARGET_POPCNT): Ditto.
8833 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8834 New temporary defines to redefine from OPTION_ISA_* defines.
8835 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8836 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8837 (ix86_isa_flags): New extern int declaration.
8838 (TARGET_SUBTARGET_DEFAULT): New define.
8839 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8840 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8841 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8842 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8843 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8844 * config/i386/darwin.h: Change TARGET_64BIT define to
8847 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8848 using existing "ix86_isa_flags" varible.
8849 (m32, m64): Use existing "ix86_isa_flags" variable.
8850 (mmmx, m3dnow): Ditto.
8851 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8852 (mabm): Define as non-negative option using "x86_abm" variable.
8853 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8855 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8856 Rewrite feature test bitmap.
8857 (ix86_isa_flags): New initialized global int varible.
8858 (ix86_isa_flags_explicit): New static int variable.
8859 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8860 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8861 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8862 target_flags_explicit.
8863 (override_options): Remove "target_enable" and "target_disable" fields
8864 from "struct ptt". Update processor_target_table accordingly. Remove
8865 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8866 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8867 "target_flags" and "ix86_isa_flags_explicit" instead of
8868 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8869 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8870 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8871 to true when either of PTA_POPCNT or PTA_ABM is set in
8872 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8873 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8874 processor_alias_table flags entry. Remove handling of
8875 "target_enable" and "target_disable" fields of processor_target_table.
8876 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8877 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8878 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8879 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8880 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8882 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8884 2007-05-29 David Daney <ddaney@avtrex.com>
8887 * config/mips/mips.c (mips_output_mi_thunk): Emit
8888 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8890 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8891 * config/i386/i386.c (ix86_function_regparm): Added checking of
8892 ix86_force_align_arg_pointer to determine the number of
8893 register parameters.
8895 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8897 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8898 (SET_DR_MISALIGNMENT): New.
8899 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8900 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8901 Use SET_DR_MISALIGNMENT.
8902 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8904 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8905 find_loop_nest): Export.
8906 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8907 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8908 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8909 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8911 (struct mem_ref): Add field reuse_distance.
8912 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8913 Initialize reuse_distance field.
8914 (issue_prefetch_ref): Select temporality of prefetch according to
8916 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8917 self_reuse_distance, determine_loop_nest_reuse): New functions.
8918 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8919 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8920 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8923 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8925 * tree-ssa-alias.c: Add aliasing overview.
8927 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8928 Danny Smith <dannysmith@users.sourceforge.net>
8931 * config/i386/t-crtfm: Compile crtfastmath.o with
8932 -minline-all-stringops.
8933 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8934 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8936 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8938 * doc/md.texi: Document constraints on HP PA-RISC.
8940 * pa/constraints.md: New file.
8941 * pa.md: Include constraints.md.
8942 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8943 (integer_store_memory_operand, ldil_cint_p): New functions.
8944 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8945 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8946 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8947 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8948 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8950 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8953 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8954 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8955 case POSTDECREMENT_EXPR>): Return the error_mark_node
8956 if either the real or imaginary parts would an
8959 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8961 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8962 name when we remove it from a call.
8964 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8966 * targhooks.c (default_narrow_bitfield): Remove.
8967 * targhooks.h: Remove the prototype for
8968 default_narrow_bitfield.
8970 * langhooks-def.h: Remove the prototype for
8971 hook_get_alias_set_0.
8972 * langhooks.c (hook_get_alias_set_0): Remove.
8974 * global.c (EXECUTE_IF_CONFLICT): Remove.
8976 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8979 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8980 return true when truth_value_p is true and the type
8983 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8985 * doc/install.texi (Prerequisites): We no longer require Autoconf
8986 2.13 for the top-level.
8988 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8990 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8991 memory access via x86_expand_vector_move_misalign() only for
8992 TImode values on 32-bit targets.
8994 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8996 * matrix-reorg.c: New file. Implement matrix flattening and
8997 transposing optimization.
8998 * tree-pass.h: Add matrix reorg pass.
8999 * common.opt: Add fipa-mreorg flag.
9000 * Makefile.in: Add matrix-reorg.c.
9001 * passes.c: Add matrix reorg pass.
9002 * varpool.c (add_new_static_var): New function.
9003 * cgraph.h (add_new_static_var): Declare.
9005 2007-05-27 Eric Christopher <echristo@apple.com>
9007 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
9008 sp_offset depending on stack size. Save r12 depending
9009 on registers we're saving later.
9010 (rs6000_emit_epilogue): Update sp_offset depending only
9013 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
9015 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
9016 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9017 * ifcvt.c (if_convert): Ditto.
9018 * tree-ssa-threadupdate.c (thread_block): Ditto.
9019 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9020 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9021 verify_loop_closed_ssa): Check number_of_loops instead of
9023 * predict.c (tree_estimate_probability): Ditto.
9024 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9025 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9026 * modulo-sched.c (sms_schedule): Ditto.
9027 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9028 (scev_finalize): Do not do anything if scev analysis was not
9030 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9031 current_loops == NULL.
9032 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9033 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9035 (loop_optimizer_finalize): Assert that loops were analyzed.
9036 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9037 rtl_doloop): Check number_of_loops instead of current_loops.
9038 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9039 current_loops == NULL.
9040 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9041 gate_tree_vectorize tree_linear_transform, check_data_deps,
9042 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9043 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9044 Check number_of_loops instead of current_loops.
9045 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9046 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9047 free loops if available.
9048 (execute_pre): Do not pass do_fre to fini_pre.
9050 2007-05-27 Tobias Burnus <burnus@net-b.de>
9053 * real.c (mpfr_from_real): Fix sign of -Inf.
9055 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9057 * tree-vect-transform.c (vectorizable_conversion): Initialize
9058 tree_code variables to ERROR_MARK.
9059 (vectorizable_type_demotion): Likewise.
9060 (vectorizable_type_promotion): Likewise.
9062 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9065 * config/i386/i386.md (movti): Handle push operands via
9068 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9070 * basic-block.h: Remove the prototype for merge_seq_blocks.
9071 * cfgcleanup.c (merge_seq_blocks): Remove.
9073 * tree-flow.h: Remove the prototype for is_aliased_with.
9074 * tree-ssa-alias.c (is_aliased_with): Remove.
9076 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9078 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9080 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9082 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9083 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9084 (vec_unpacks_hi_v16qi): Likewise.
9085 (vec_unpacku_lo_v16qi): Likewise.
9086 (vec_unpacks_lo_v16qi): Likewise.
9087 (vec_unpacku_hi_v8hi): Likewise.
9088 (vec_unpacks_hi_v8hi): Likewise.
9089 (vec_unpacku_lo_v8hi): Likewise.
9090 (vec_unpacks_lo_v8hi): Likewise.
9091 (vec_unpacku_hi_v4si): Likewise.
9092 (vec_unpacks_hi_v4si): Likewise.
9093 (vec_unpacku_lo_v4si): Likewise.
9094 (vec_unpacks_lo_v4si): Likewise.
9096 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9098 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9099 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9100 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9101 follow spelling conventions in various
9102 warning/error/diagnostic messages.
9104 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9105 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9106 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9107 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9108 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9109 * doc/tm.texi: Follow spelling conventions.
9111 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9114 * tree-ssa-forwprop.c
9115 (forward_propagate_addr_into_variable_array_index): Remove
9116 the lhs argument. Use the type of def_rhs instead of lhs.
9117 (forward_propagate_addr_expr_1): Update use of
9118 forward_propagate_addr_into_variable_array_index.
9120 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9121 Nigel Stephens <nigel@mips.com>
9123 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9124 function attributes, "far" being an alias for "long_call".
9125 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9126 (mips_near_type_p, mips_far_type_p): New.
9127 (mips_comp_type_attributes): New function to check that attributes
9128 attached to a function type are compatible.
9129 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9130 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9131 to the target function of the thunk.
9132 (mips_encode_section_info): Check for "near" and "far" function
9133 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9135 * config/mips/predicates.md (const_call_insn_operand): Test only
9136 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9138 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9141 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9142 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9143 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9144 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9146 2007-05-25 Eric Christopher <echristo@apple.com>
9148 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9149 to x86-darwin configurations.
9150 * config/i386/t-darwin: Add softfp support.
9151 * config/i386/t-darwin64: Ditto.
9152 * config/i386/sfp-machine.h: If mach then don't use
9153 aliasing, emit a stub to call.
9155 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9157 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9158 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9159 tree-predcom.c, tree-ssa-alias-warnings.c,
9160 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9161 comment typos. Follow spelling conventions.
9162 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9164 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9167 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9168 constants into memory. Expand unaligned memory references for
9169 SSE modes via x86_expand_vector_move_misalign() function.
9171 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9173 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9174 "memory" attribute for "sseishft" type insn without operands[2].
9176 2007-05-25 Dirk Mueller <dmueller@suse.de>
9177 Marcus Meissner <meissner@suse.de>
9179 * doc/extend.texi (alloc_size): New attribute.
9180 * c-common.c (handle_alloc_size_attribute): New.
9181 * tree-object-size.c (alloc_object_size): Use alloc_size
9182 attribute, if available.
9184 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9186 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9188 (__builtin_ia32_vec_ext_v2di): Likewise.
9189 (__builtin_ia32_vec_ext_v4si): Likewise.
9190 (__builtin_ia32_vec_ext_v8hi): Likewise.
9191 (__builtin_ia32_vec_ext_v16qi): Likewise.
9192 (__builtin_ia32_vec_set_v8hi): Likewise.
9194 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9196 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9198 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9200 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9201 (arm_is_longcall_p): Rename to...
9202 (arm_is_long_call_p): ...this. Take a single tree argument and
9204 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9205 (CUMULATIVE_ARGS): Remove call_cookie.
9206 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9207 (ENCODED_LONG_CALL_ATTR_P): Delete.
9208 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9209 LONG_CALL_FLAG_CHAR cases.
9210 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9211 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9212 ARM_DECLARE_FUNCTION_SIZE.
9213 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9214 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9215 (arm_encode_call_attribute, current_file_function_operand): Delete.
9216 (arm_function_in_section_p): New function.
9217 (arm_is_longcall_p): Rename to...
9218 (arm_is_long_call_p): ...this. Take the target function as a single
9219 argument and return a bool. Do not rely on call cookies. Check
9220 whether the target symbol is in the same section as the current
9221 function, not just the same compilation unit.
9222 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9223 (arm_encode_section_info): Don't encode a call type.
9224 * config/arm/arm.md (call, call_value): Update calls to
9225 arm_is_long(_)call_p. Simplify logic.
9226 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9227 Update calls to arm_is_long(_)call_p.
9229 2007-05-25 Richard Guenther <rguenther@suse.de>
9231 PR tree-optimization/31982
9232 * tree-ssa-forwprop.c
9233 (forward_propagate_addr_into_variable_array_index): Handle arrays
9234 with element size one.
9236 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9238 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9239 (umulsi3_highpart): Likewise.
9241 2007-05-24 Ian Lance Taylor <iant@google.com>
9243 PR rtl-optimization/32069
9244 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9247 2007-05-24 Ollie Wild <aaw@google.com>
9249 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9252 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9254 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9255 (oprs_unchanged_p): Use it to check all registers in a REG.
9256 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9257 (reg_set_between_after_reload_p): Delete.
9258 (reg_used_between_after_reload_p): Likewise.
9259 (reg_set_or_used_since_bb_start): Likewise.
9260 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9261 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9262 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9263 * rtlanal.c (reg_set_p): Check whether REG overlaps
9264 regs_invalidated_by_call, rather than just checking the
9265 membership of REGNO (REG).
9267 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9269 * doc/passes.texi: Document predictive commoning.
9270 * doc/invoke.texi (-fpredictive-commoning): Document.
9271 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9272 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9273 adding indices to the generated name.
9274 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9275 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9276 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9277 (op_symbol_code): ... and exported.
9278 (dump_omp_clause, op_symbol): Use op_symbol_code
9279 instead of op_symbol_1.
9280 * tree-pass.h (pass_predcom): Declare.
9281 * timevar.def (TV_PREDCOM): New timevar.
9282 * tree-ssa-loop.c (run_tree_predictive_commoning,
9283 gate_tree_predictive_commoning, pass_predcom): New.
9284 * tree-data-ref.c (find_data_references_in_loop): Find the
9285 references in dominance order.
9286 (canonicalize_base_object_address): Ensure that the result has
9288 (dr_analyze_innermost): Export.
9289 (create_data_ref): Code to fail for references with invariant
9291 (find_data_references_in_stmt): ... here.
9292 * tree-data-ref.h (dr_analyze_innermost): Declare.
9293 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9294 (aff_combination_find_elt, name_expansion_hash,
9295 name_expansion_eq, tree_to_aff_combination_expand,
9296 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9298 * tree-affine.h (aff_combination_constant_multiple_p,
9299 tree_to_aff_combination_expand): Declare.
9300 * tree-predcom.c: New file.
9301 * common.opt (fpredictive-commoning): New option.
9302 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9303 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9304 * Makefile.in (tree-predcom.o): Add.
9305 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9306 * passes.c (init_optimization_passes): Add dceloop after
9307 copy propagation in loop optimizer. Add predictive commoning
9308 to loop optimizer passes.
9310 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9312 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9315 2007-05-24 Jan Hubicka <jh@suse.cz>
9317 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9319 (genheader): Include statistics.h.
9321 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9323 * print-rtl.c (flag_dump_unnumbered): Update comments.
9324 (print_rtl): Fix my previous change.
9325 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9328 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9331 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9333 (thread_through_all_blocks): Call initialize_original_copy_tables
9334 and free_original_copy_tables.
9335 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9337 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9338 * cfghooks.c (duplicate_block): Use get_loop_copy.
9339 * cfg.c: Include cfgloop.h.
9340 (loop_copy): New hash table.
9341 (initialize_original_copy_tables): Initialize loop_copy table.
9342 (free_original_copy_tables): Free loop_copy table.
9343 (copy_original_table_clear, copy_original_table_set,
9344 set_loop_copy, get_loop_copy): New functions.
9345 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9346 * cfgloop.h (struct loop): Remove copy field.
9347 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9348 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9350 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9352 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9353 -msse/-msse2/-msse3.
9355 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9357 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9358 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9360 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9363 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9364 * targhooks.h (default_mangle_decl_assembler_name): Declare
9366 * targhooks.c (default_mangle_decl_assembler_name): Define
9368 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9370 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9371 * langhooks.c (lhd_set_decl_assembler_name): Call
9372 targetm.mangle_decl_assembler_name for names with global scope.
9374 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9376 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9377 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9379 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9380 New. Factored out of i386_pe_encode_section_info.
9381 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9382 Move check for prior decoration of stdcall
9383 symbols to i386_pe_encode_section_info.
9384 (i386_pe_encode_section_info): Adjust call to
9385 gen_stdcall_or_fastcall_suffix. Use
9386 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9387 (i386_pe_mangle_decl_assembler_name): New. Wrap
9388 i386_pe_maybe_mangle_decl_assembler_name.
9390 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9392 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9393 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9394 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9395 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9396 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9399 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9400 Nigel Stephens <nigel@mips.com>
9401 Richard Sandiford <richard@codesourcery.com>
9403 Fix up MIPS16 hard float and add support for complex.
9405 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9406 (TARGET_SOFT_FLOAT_ABI): New.
9407 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9408 __mips_soft_float to reflect the ABI in use, not whether the
9409 FPU is directly accessible (e.g., in MIPS16 mode).
9410 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9411 (UNITS_PER_FPVALUE): Likewise.
9413 * config/mips/mips.c (mips_expand_call): Remove redundant
9414 TARGET_MIPS16 check.
9415 (mips_arg_regno): New.
9416 (function_arg_advance): When setting bits in cum->fp_code for
9417 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9419 (function_arg): Use mips_arg_regno.
9420 (mips_return_mode_in_fpr_p): New.
9421 (mips16_call_stub_mode_suffix): New.
9422 (mips16_cfun_returns_in_fpr_p): New.
9423 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9424 (mips_output_function_prologue): Test mips16_hard_float, not
9425 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9426 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9427 return value into a floating-point register.
9428 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9429 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9430 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9431 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9432 word of double arguments from or to the high bits of 64-bit
9433 floating point registers.
9434 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9435 (mips16_fpret_double): New helper function.
9436 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9437 support for complex modes. Fill in DECL_RESULT for stubdecl.
9438 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9440 * config/mips/mips16.S
9441 (RET, ARG1, ARG2): New.
9442 (MERGE_GPRf, MERGE_GPRt): New.
9443 (DELAYt, DELAYf): New.
9444 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9445 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9446 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9447 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9448 (SFOP): Renamed to...
9449 (OPSF3): This, and macro-ified. Updated all uses.
9450 (SFOP2): Renamed to...
9451 (OPSF2): This, and macro-ified. Updated all uses.
9452 (SFCMP): Renamed to...
9453 (CMPSF): This, and macro-ified. Updated all uses.
9454 (SFREVCMP): Renamed to...
9455 (REVCMPSF): This, and macro-ified. Updated all uses.
9456 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9457 (LDDBL1, LDDBL2, RETDBL): Deleted.
9458 (DFOP): Renamed to...
9459 (OPDF3): This, and macro-ified. Updated all uses.
9460 (DFOP2): Renamed to...
9461 (OPDF2): This, and macro-ified. Updated all uses.
9462 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9463 (DFCMP): Renamed to...
9464 (CMPDF): This, and macro-ified. Updated all uses.
9465 (DFREVCMP): Renamed to...
9466 (REVCMPDF): This, and macro-ified. Updated all uses.
9467 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9468 (RET_FUNCTION): New.
9469 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9470 (__mips16_ret_sc, __mips16_ret_dc): New.
9471 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9472 STUB_ARGS_6, STUB_ARGS_10): New.
9473 (CALL_STUB_NO_RET): New.
9474 (__mips16_call_stub_1): Macro-ified.
9475 (__mips16_call_stub_5): Macro-ified.
9476 (__mips16_call_stub_2): Macro-ified.
9477 (__mips16_call_stub_6): Macro-ified.
9478 (__mips16_call_stub_9): Macro-ified.
9479 (__mips16_call_stub_10): Macro-ified.
9480 (CALL_STUB_RET): New.
9481 (__mips16_call_stub_sf_0): Macro-ified.
9482 (__mips16_call_stub_sf_1): Macro-ified.
9483 (__mips16_call_stub_sf_5): Macro-ified.
9484 (__mips16_call_stub_sf_2): Macro-ified.
9485 (__mips16_call_stub_sf_6): Macro-ified.
9486 (__mips16_call_stub_sf_9): Macro-ified.
9487 (__mips16_call_stub_sf_10): Macro-ified.
9488 (__mips16_call_stub_df_0): Macro-ified.
9489 (__mips16_call_stub_df_1): Macro-ified.
9490 (__mips16_call_stub_df_5): Macro-ified.
9491 (__mips16_call_stub_df_2): Macro-ified.
9492 (__mips16_call_stub_df_6): Macro-ified.
9493 (__mips16_call_stub_df_9): Macro-ified.
9494 (__mips16_call_stub_df_10): Macro-ified.
9495 (__mips16_call_stub_sc_0): New.
9496 (__mips16_call_stub_sc_1): New.
9497 (__mips16_call_stub_sc_5): New.
9498 (__mips16_call_stub_sc_2): New.
9499 (__mips16_call_stub_sc_6): New.
9500 (__mips16_call_stub_sc_9): New.
9501 (__mips16_call_stub_sc_10): New.
9502 (__mips16_call_stub_dc_0): New.
9503 (__mips16_call_stub_dc_1): New.
9504 (__mips16_call_stub_dc_5): New.
9505 (__mips16_call_stub_dc_2): New.
9506 (__mips16_call_stub_dc_6): New.
9507 (__mips16_call_stub_dc_9): New.
9508 (__mips16_call_stub_dc_10): New.
9510 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9511 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9512 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9514 2007-05-23 Ian Lance Taylor <iant@google.com>
9516 * doc/invoke.texi (Invoking GCC): Document that the order of the
9519 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9522 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9523 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9524 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9528 * config/score/score.c (score_print_operand): Make sure that only
9529 lower bits are used.
9531 2007-05-22 Ian Lance Taylor <iant@google.com>
9533 * tree-vrp.c (avoid_overflow_infinity): New static function,
9534 broken out of set_value_range_to_value.
9535 (set_value_range_to_value): Call avoid_overflow_infinity.
9536 (extract_range_from_assert): Likewise.
9538 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9541 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9542 change the type before looking for a COMPOUND_EXPR.
9544 2007-05-22 Ian Lance Taylor <iant@google.com>
9546 * lower-subreg.c (decompose_multiword_subregs): If we change an
9547 insn, call remove_retval_note on it.
9549 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9551 * regs.h (end_hard_regno): New function.
9552 (END_HARD_REGNO, END_REGNO): New macros.
9553 (add_to_hard_reg_set): New function.
9554 (remove_from_hard_reg_set): Likewise.
9555 (in_hard_reg_set_p): Likewise.
9556 (overlaps_hard_reg_set_p): Likewise.
9557 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9558 (note_btr_set): Use END_HARD_REGNO.
9559 * caller-save.c (setup_save_areas): Use end_hard_regno.
9560 (mark_set_regs): Use END_HARD_REGNO.
9561 (add_stored_regs): Use end_hard_regno.
9562 (mark_referenced_regs): Use add_to_hard_reg_set.
9563 * combine.c (update_table_tick): Use END_REGNO.
9564 (record_value_for_reg): Likewise.
9565 (record_dead_and_set_regs): Likewise.
9566 (get_last_value_validate): Likewise.
9567 (use_crosses_set_p): Likewise.
9568 (reg_dead_at_p_1): Likewise.
9569 (reg_dead_at_p): Likewise.
9570 (mark_used_regs_combine): Use add_to_hard_reg_set.
9571 (move_deaths): Use END_HARD_REGNO.
9572 (reg_bitfield_target_p): Use end_hard_regno.
9573 (distribute_notes): Use END_HARD_REGNO.
9574 * cse.c (mention_regs): Use END_REGNO.
9575 (insert): Use add_to_hard_reg_set.
9576 (invalidate): Use END_HARD_REGNO.
9577 (invalidate_for_call): Likewise.
9578 (exp_equiv_p): Use END_REGNO.
9579 (cse_insn): Likewise.
9580 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9581 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9582 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9583 * function.c (keep_stack_depressed): Use end_hard_regno.
9584 * global.c (global_alloc): Use end_hard_regno.
9585 (global_conflicts): Use add_to_hard_reg_set instead of
9587 (find_reg): Likewise.
9588 (mark_reg_store): Likewise.
9589 (mark_reg_conflicts): Likewise.
9590 (mark_reg_death): Use remove_from_hard_reg_set.
9591 (mark_reg_live_nc): Delete.
9592 (set_preference): Use end_hard_regno.
9593 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9594 remove_from_hard_reg_set.
9595 (post_mark_life): Use add_to_hard_reg_set.
9596 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9597 (reg_becomes_live): Use add_to_hard_reg_set.
9598 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9599 (peep2_find_free_register): Use add_to_hard_reg_set.
9600 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9601 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9602 * regrename.c (note_sets): Use add_to_hard_reg_set.
9603 (clear_dead_regs): Use remove_from_hard_reg_set.
9604 (regrename_optimize): Use add_to_hard_reg_set.
9605 (find_oldest_value_reg): Use in_hard_reg_set_p.
9606 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9607 (hard_reg_set_here_p): Use end_hard_regno.
9608 (decompose): Likewise.
9609 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9610 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9611 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9612 (mark_home_live): Use end_hard_regno.
9613 (spill_hard_reg): Likewise.
9614 (clear_reload_reg_in_use): Likewise.
9615 * reorg.c (delete_prior_computation): Use END_REGNO.
9616 * resource.c (update_live_status): Use END_HARD_REGNO.
9617 (mark_referenced_resources): Use add_to_hard_reg_set.
9618 (mark_set_resources): Likewise.
9619 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9620 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9621 (reg_overlap_mentioned_p): Likewise.
9622 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9623 (covers_regno_no_parallel_p): Use END_REGNO.
9624 (find_regno_note): Likewise.
9625 (find_reg_fusage): Use END_HARD_REGNO.
9626 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9627 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9629 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9631 * mode-switching.c (reg_dies): Change type of second argument to
9633 (optimize_mode_switching): Update accordingly.
9635 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9637 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9639 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9640 (hard_reg_set_empty_p): ...these new functions.
9641 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9642 GO_IF_HARD_REG_SUBSET.
9643 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9644 instead of GO_IF_HARD_REG_EQUAL.
9645 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9646 instead of GO_IF_HARD_REG_EQUAL.
9647 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9648 GO_IF_HARD_REG_SUBSET.
9649 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9650 GO_IF_HARD_REG_EQUAL.
9651 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9652 of GO_IF_HARD_REG_SUBSET.
9653 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9654 instead of GO_IF_HARD_REG_EQUAL.
9655 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9656 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9657 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9658 of GO_IF_HARD_REG_SUBSET,
9659 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9660 GO_IF_HARD_REG_SUBSET.
9661 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9662 instead of GO_IF_HARD_REG_EQUAL.
9663 * config/sh/sh.c (push_regs, calc_live_regs): Use
9664 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9665 (hard_regs_intersect_p): Delete.
9667 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9669 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9671 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9672 Richard Henderson <rth@redhat.com>
9674 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9676 (x86_64-*-*): Likewise.
9678 * i386/i386-modes.def (V2QI): New.
9680 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9682 (override_options): Support SSE4.1.
9683 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9684 (IX86_BUILTIN_BLENDPS): Likewise.
9685 (IX86_BUILTIN_BLENDVPD): Likewise.
9686 (IX86_BUILTIN_BLENDVPS): Likewise.
9687 (IX86_BUILTIN_PBLENDVB128): Likewise.
9688 (IX86_BUILTIN_PBLENDW128): Likewise.
9689 (IX86_BUILTIN_DPPD): Likewise.
9690 (IX86_BUILTIN_DPPS): Likewise.
9691 (IX86_BUILTIN_INSERTPS128): Likewise.
9692 (IX86_BUILTIN_MOVNTDQA): Likewise.
9693 (IX86_BUILTIN_MPSADBW128): Likewise.
9694 (IX86_BUILTIN_PACKUSDW128): Likewise.
9695 (IX86_BUILTIN_PCMPEQQ): Likewise.
9696 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9697 (IX86_BUILTIN_PMAXSB128): Likewise.
9698 (IX86_BUILTIN_PMAXSD128): Likewise.
9699 (IX86_BUILTIN_PMAXUD128): Likewise.
9700 (IX86_BUILTIN_PMAXUW128): Likewise.
9701 (IX86_BUILTIN_PMINSB128): Likewise.
9702 (IX86_BUILTIN_PMINSD128): Likewise.
9703 (IX86_BUILTIN_PMINUD128): Likewise.
9704 (IX86_BUILTIN_PMINUW128): Likewise.
9705 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9706 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9707 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9708 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9709 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9710 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9711 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9712 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9713 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9714 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9715 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9716 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9717 (IX86_BUILTIN_PMULDQ128): Likewise.
9718 (IX86_BUILTIN_PMULLD128): Likewise.
9719 (IX86_BUILTIN_ROUNDPD): Likewise.
9720 (IX86_BUILTIN_ROUNDPS): Likewise.
9721 (IX86_BUILTIN_ROUNDSD): Likewise.
9722 (IX86_BUILTIN_ROUNDSS): Likewise.
9723 (IX86_BUILTIN_PTESTZ): Likewise.
9724 (IX86_BUILTIN_PTESTC): Likewise.
9725 (IX86_BUILTIN_PTESTNZC): Likewise.
9726 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9727 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9728 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9729 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9730 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9732 (bdesc_sse_3arg): Likewise.
9733 (bdesc_2arg): Likewise.
9734 (bdesc_1arg): Likewise.
9735 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9737 (ix86_expand_sse_4_operands_builtin): New.
9738 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9739 smaller than 8 bits as the 2nd arg.
9740 (ix86_expand_sse_ptest): New.
9741 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9742 (ix86_expand_vector_set): Support SSE4.1.
9743 (ix86_expand_vector_extract): Likewise.
9745 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9746 __SSE4_1__ for -msse4.1.
9748 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9749 (UNSPEC_INSERTPS): Likewise.
9750 (UNSPEC_DP): Likewise.
9751 (UNSPEC_MOVNTDQA): Likewise.
9752 (UNSPEC_MPSADBW): Likewise.
9753 (UNSPEC_PHMINPOSUW): Likewise.
9754 (UNSPEC_PTEST): Likewise.
9755 (UNSPEC_ROUNDP): Likewise.
9756 (UNSPEC_ROUNDS): Likewise.
9758 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9760 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9761 (const_pow2_1_to_32768_operand): Likewise.
9763 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9766 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9768 (sse4_1_insertps): Likewise.
9769 (*sse4_1_extractps): Likewise.
9770 (sse4_1_ptest): Likewise.
9771 (sse4_1_mulv2siv2di3): Likewise.
9772 (*sse4_1_mulv4si3): Likewise.
9773 (*sse4_1_smax<mode>3): Likewise.
9774 (*sse4_1_umax<mode>3): Likewise.
9775 (*sse4_1_smin<mode>3): Likewise.
9776 (*sse4_1_umin<mode>3): Likewise.
9777 (sse4_1_eqv2di3): Likewise.
9778 (*sse4_1_pinsrb): Likewise.
9779 (*sse4_1_pinsrd): Likewise.
9780 (*sse4_1_pinsrq): Likewise.
9781 (*sse4_1_pextrb): Likewise.
9782 (*sse4_1_pextrb_memory): Likewise.
9783 (*sse4_1_pextrw_memory): Likewise.
9784 (*sse4_1_pextrq): Likewise.
9785 (sse4_1_blendpd): Likewise.
9786 (sse4_1_blendps): Likewise.
9787 (sse4_1_blendvpd): Likewise.
9788 (sse4_1_blendvps): Likewise.
9789 (sse4_1_dppd): Likewise.
9790 (sse4_1_dpps): Likewise.
9791 (sse4_1_movntdqa): Likewise.
9792 (sse4_1_mpsadbw): Likewise.
9793 (sse4_1_packusdw): Likewise.
9794 (sse4_1_pblendvb): Likewise.
9795 (sse4_1_pblendw): Likewise.
9796 (sse4_1_phminposuw): Likewise.
9797 (sse4_1_extendv8qiv8hi2): Likewise.
9798 (*sse4_1_extendv8qiv8hi2): Likewise.
9799 (sse4_1_extendv4qiv4si2): Likewise.
9800 (*sse4_1_extendv4qiv4si2): Likewise.
9801 (sse4_1_extendv2qiv2di2): Likewise.
9802 (*sse4_1_extendv2qiv2di2): Likewise.
9803 (sse4_1_extendv4hiv4si2): Likewise.
9804 (*sse4_1_extendv4hiv4si2): Likewise.
9805 (sse4_1_extendv2hiv2di2): Likewise.
9806 (*sse4_1_extendv2hiv2di2): Likewise.
9807 (sse4_1_extendv2siv2di2): Likewise.
9808 (*sse4_1_extendv2siv2di2): Likewise.
9809 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9810 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9811 (sse4_1_zero_extendv4qiv4si2): Likewise.
9812 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9813 (sse4_1_zero_extendv2qiv2di2): Likewise.
9814 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9815 (sse4_1_zero_extendv4hiv4si2): Likewise.
9816 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9817 (sse4_1_zero_extendv2hiv2di2): Likewise.
9818 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9819 (sse4_1_zero_extendv2siv2di2): Likewise.
9820 (*sse4_1_zero_extendv2siv2di2): Likewise.
9821 (sse4_1_roundpd): Likewise.
9822 (sse4_1_roundps): Likewise.
9823 (sse4_1_roundsd): Likewise.
9824 (sse4_1_roundss): Likewise.
9825 (mulv4si3): Don't expand for SSE4.1.
9826 (smax<mode>3): Likewise.
9827 (umaxv4si3): Likewise.
9828 (uminv16qi3): Likewise.
9829 (umin<mode>3): Likewise.
9830 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9832 * doc/extend.texi: Document SSE4.1 built-in functions.
9834 * doc/invoke.texi: Document -msse4.1.
9836 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9838 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9839 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9840 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9841 (ASM_SPEC): Add asm_pcrel_spec.
9842 (EXTRA_SPECS): Add asm_pcrel_spec.
9844 2007-05-21 David Daney <ddaney@avtrex.com>
9846 * doc/install.texi (Building a cross compiler): Add requirements
9847 for Java cross compiler.
9849 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9852 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9853 Add loopno argument. Use evolution_function_is_invariant_rec_p
9854 instead of evolution_function_is_constant_p.
9855 Update calls to evolution_function_is_affine_multivariate_p.
9856 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9857 Add loopno argument.
9858 * tree-scalar-evolution.c (gather_chrec_stats): Call
9859 evolution_function_is_affine_multivariate_p with a loop
9861 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9862 (analyze_overlapping_iterations): Likewise.
9863 (access_functions_are_affine_or_constant_p): Likewise.
9864 (build_classic_dist_vector_1): If the access functions
9865 are equal, don't do anything.
9867 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9868 Paolo Carlini <pcarlini@suse.de>
9869 Uros Bizjak <ubizjak@gmail.com>
9871 * c-cppbuiltin.c (c_cpp_builtins): Define
9872 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9873 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9874 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9875 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9877 2007-05-21 Mike Stump <mrs@apple.com>
9879 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9881 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9883 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9885 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9886 implementation if __OPTIMIZE__ is not defined.
9887 (_mm_alignr_pi8): Ditto.
9888 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9889 (_mm_inserti_si64): Ditto.
9890 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9891 (_mm_slli_epi16): Ditto.
9892 (_mm_slli_epi32): Ditto.
9893 (_mm_slli_epi64): Ditto.
9894 (_mm_srai_epi16): Ditto.
9895 (_mm_srai_epi32): Ditto.
9896 (_mm_srli_si128): Ditto.
9897 (_mm_slli_si128): Ditto.
9898 (_mm_srli_epi16): Ditto.
9899 (_mm_srli_epi32): Ditto.
9900 (_mm_srli_epi64): Ditto.
9901 (_mm_extract_epi16): Ditto.
9902 (_mm_insert_epi16): Ditto.
9903 (_mm_shufflehi_epi16): Ditto.
9904 (_mm_shufflelo_epi16): Ditto.
9905 (_mm_shuffle_epi32): Ditto.
9906 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9908 (_mm_insert_pi16): Ditto.
9910 (_mm_shuffle_pi16): Ditto.
9912 (_mm_shufle_ps): Ditto.
9913 (_mm_prefetch): Ditto.
9915 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9917 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9918 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9919 * real.c (encode_i370_single, decode_i370_single,
9920 encode_i370_double, decode_i370_double): Functions removed.
9921 (i370_single_format, i370_double_format): Initializations removed.
9922 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9923 Consider the log2_b field to always be one.
9924 (ieee_single_format, mips_single_format, coldfire_single_format,
9925 ieee_double_format, mips_double_format, coldfire_double_format,
9926 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9927 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9928 ibm_extended_format, mips_extended_format, ieee_quad_format,
9929 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9930 decimal_single_format, decimal_double_format, decimal_quad_format,
9931 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9932 initialization of log2_b.
9933 * real.h (i370_single_format, i370_double_format): Declarations
9935 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9936 field to always be one.
9938 2007-05-21 Andreas Schwab <schwab@suse.de>
9940 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9941 NOTE_INSN_BASIC_BLOCK_P.
9942 (process_for_unwind_directive): Likewise.
9944 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9946 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9947 * function.h (struct function): Move va_list_gpr_size,
9948 va_list_fpr_size, function_frequency to front of bitfields. Add
9950 (current_function_calls_unwind_init): New.
9951 * except.c (expand_builtin_unwind_init): Set
9952 current_function_calls_unwind_init not
9953 current_function_has_nonlocal_label.
9954 * reload1.c (has_nonexceptional_receiver): New.
9955 (reload): Use it and current_function_calls_unwind_init to
9956 determine whether call-saved regs must be saved.
9958 2007-05-20 Jan Hubicka <jh@suse.cz>
9960 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9961 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9962 * ddg.c (create_ddg): LIkewise.
9963 * final.c (final): Remove hunk moving line number notes around since
9964 they are no longer present at this stage.
9965 (final_scan_insn): Use NOTE_KIND instead of
9966 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9967 (output_asm_label): Likewise.
9968 * reorg.c (dbr_schedule): Likewise.
9969 * haifa-sched.c (unlink_other_notes): Likewise.
9970 * mode-switching.c (optimize_mode_switching): Likewise.
9971 * graph.c (start_bb): Likewise.
9972 * rtl.def (NOTE): Update description.
9973 * jump.c (squeeze_notes): Delete.
9974 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9975 NOTE_INSN_BASIC_BLOCK_P when possible.
9976 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9977 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9978 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9979 (dwarf2out_var_location): Likewise.
9980 * cfgbuild.c (make_edges): Likewise.
9981 (find_basic_blocks_1): Likewise.
9982 * function.c (reorder_blocks_1): Likewise.
9983 (epilogue_done): Likewise.
9984 (reposition_prologue_and_epilogue_notes): Likewise.
9985 * print-rtl.c (print_rtx): Likewise; drop code for printing
9987 (print_rtl): Likewise.
9988 (print_rtl_single): Likewise.
9989 * gcse.c (insert_insn_start_bb): Likewise.
9990 * alias.c (init_alias_analysis): Likewise.
9991 * calls.c (fixup_tail_calls): Likewise.
9992 * except.c (sjlj_emit_function_enter): Likewise.
9993 * emit-rtl.c (add_insn_after): Likeiwse.
9994 (emit_label_before): Likewise.
9995 (emit_label_after): Likewise.
9996 (emit_note_before, emit_note_after, emit_note): Update
9997 parameter to be enum insn_note; do not deal with source
9999 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
10000 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
10002 (merge_blocks_move_successor_nojumps): Simplify now when
10003 we don't have BLOCK notes.
10004 (try_optimize_cfg): Likewise.
10005 * cfglayout.c (skip_insns_after_block): Likewise.
10006 (record_effective_endpoints): Likewise.
10007 (duplicate_insn_chain): Likewise.
10008 * varasm.c (output_constant_pool_1): Likewise.
10009 * sched-deps.c (sched_analyze): Likewise.
10010 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
10012 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
10013 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
10014 (SET_INSN_DELETED): Simplify.
10015 (NOTE_LINE_NUMBER): Exterminate.
10016 (NOTE_LINE_KIND): New.
10017 (NOTE_INSN_BASIC_BLOCK_P): Update.
10018 (enum insn_note): Simplify.
10019 (GET_NOTE_INSN_NAME) Simplify.
10020 (emit_note_before, emit_note_after, emit_note): Update prototype.
10021 (squeeze_notes): Remove.
10022 * sched-int.h (NOTE_NOT_BB_P): Update.
10023 * resource.c (mark_target_live_regs): Update.
10024 * sched-rgn.c (debug_dependencies): Update.
10025 * sched-vis.c (print_insn): Update.
10026 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10027 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10028 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10029 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10030 (split_branches): Update.
10031 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10033 (sh_adjust_unroll_max): Exterminate.
10034 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10035 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10036 (m68hc11_reorg): Likewise.
10037 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10038 (emit_predicate_relation_info): Update.
10039 (process_for_unwind_directive): Update.
10040 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10041 (output_call): Update.
10042 * config/pa/pa.c (output_lbranch): Update.
10043 (output_millicode_call): Update.
10044 (output_call): Update.
10045 (pa_combine_instructions): Update.
10046 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10047 * config/bfin/bfin.c (gen_one_bundle): Update.
10048 * cfgrtl.c (can_delete_note_p): Update.
10049 (delete_insn): Update.
10050 (rtl_merge_blocks): Update.
10051 (commit_one_edge_insertion): Update.
10052 (rtl_verify_flow_info): Update.
10053 * stmt.c (expand_case): Do not call squeeze_notes.
10055 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10062 * c.opt (Wtype-limits): New.
10063 * doc/invoke.texi (Wtype-limits): Document it.
10064 (Wextra): Enabled by -Wextra.
10065 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10066 * c-common.c (shorten_compare): Warn with Wtype-limits.
10068 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10070 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10071 inlined function, not as a macro.
10072 (_mm_alignr_pi8): Ditto.
10073 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10074 (_mm_inserti_si64): Ditto.
10075 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10076 (_mm_extract_epi16): Ditto.
10077 (_mm_insert_epi16): Ditto.
10078 (_mm_shufflehi_epi16): Ditto.
10079 (_mm_shufflelo_epi16): Ditto.
10080 (_mm_shuffle_epi32): Ditto.
10081 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10082 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10084 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10086 (_m_to_float): Use C89 compatible assignment.
10088 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10091 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10093 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10096 * doc/invoke.texi (Wreturn-type): Complete description.
10097 (Wextra): Delete item about return-type warning.
10098 * c-decl.c: Delete redundant Wextra warning.
10100 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10103 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10104 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10105 inlined function, not as a macro.
10106 (_mm_prefetch): Ditto.
10107 (_m_pextrw): Ditto.
10108 (_mm_insert_pi16): Ditto.
10109 (_m_pinsrw): Ditto.
10110 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10111 (_m_pshufw): Ditto. Add const to __N argument.
10112 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10113 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10114 (_mm_slli_epi32): Ditto.
10115 (_mm_srli_si128): Implement as always inlined function, not as a
10116 macro. Add __inline to function declaration.
10117 (_mm_slli_si128): Ditto.
10119 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10121 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10122 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10124 (struct fenv): New structure.
10125 (FP_HANDLE_EXCEPTIONS): New define.
10126 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10127 (_FP_DECL_EXP): New define.
10128 (FP_INIT_ROUNDMODE): New define.
10129 (FP_ROUNDMODE): New define.
10131 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10133 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10134 (Wconversion): Update description.
10135 (Wconversion-sign): New.
10136 * c.opt (Wconversion-sign): New.
10137 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10138 means disabled for C++. Otherwise, take the status of Wconversion.
10139 * c-common.c (conversion_warning): Warn with either Wconversion or
10141 (warnings_for_convert_and_check): Conditions are already checked by
10142 conversion_warning.
10143 (convert_and_check): Don't check warnings if the conversion failed.
10145 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10146 Anatoly Sokolov <aesok@dol.ru>
10148 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10149 avr_epilogue_uses) : Add declaration.
10150 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10151 * config/avr/constraints.md (R): New constraint.
10152 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10153 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10154 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10155 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10156 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10157 call_prologue_saves, epilogue_restores, return_from_epilogue,
10158 return_from_main_epilogue, return_from_interrupt_epilogue,
10159 return_from_naked_epilogue, prologue, epilogue): New patterns.
10160 (jump): Handle symbol reference.
10161 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10162 avr_output_function_prologue, avr_output_function_epilogue): Remove
10164 (avr_init_machine_status, expand_prologue, expand_epilogue,
10165 avr_asm_function_end_prologue, avr_epilogue_uses,
10166 avr_asm_function_begin_epilogue): New functions.
10167 (prologue_size, epilogue_size, jump_tables_size): Remove global
10169 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10170 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10171 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10172 (avr_override_options): Initialise init_machine_status.
10173 (output_movhi): Handle all stack pointer loads.
10174 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10175 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10176 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10177 (EPILOGUE_USES) Redefine.
10178 (machine_function) Declare.
10180 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10182 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10183 Use a single return statement.
10185 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10187 PR middle-end/30250
10188 * builtins.c (do_mpfr_lgamma_r): New.
10189 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10190 * tree.h (CASE_FLT_FN_REENT): New.
10192 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10194 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10195 (output_die): Use 'unsigned long' with %x.
10196 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10197 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10198 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10200 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10202 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10207 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10208 true if function has no argument.
10210 2007-05-18 DJ Delorie <dj@redhat.com>
10212 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10213 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10215 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10217 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10218 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10219 count_trailing_zeros.
10220 (__i386__): Implement count_leading_zeros using __builtin_clz().
10221 Implement count_trailing_zeros usign __builtin_ctz().
10223 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10225 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10227 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10229 PR middle-end/31344
10230 * expr.c (emit_move_change_mode): Change mode of push operands here.
10232 2007-05-17 Ian Lance Taylor <iant@google.com>
10234 PR tree-optimization/31953
10235 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10236 Change all callers.
10237 (set_value_range_to_null): Call set_value_range_to_value.
10238 (extract_range_from_comparison): Likewise.
10240 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10242 * toplev.c (print_version): Output GMP/MPFR version info.
10244 * builtins.c (CASE_MATHFN_REENT): New macro.
10245 (mathfn_built_in): Use it.
10246 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10247 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10248 BUILT_IN_LGAMMAL_R): New.
10249 * doc/extend.texi: Document new builtins.
10251 PR middle-end/31796
10252 * builtins.c (do_mpfr_remquo): New.
10253 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10254 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10256 PR middle-end/30251
10257 * builtins.c (fold_builtin_1): Handle y0, y1.
10258 (fold_builtin_2): Handle yn.
10260 PR middle-end/30251
10261 * builtins.c (do_mpfr_bessel_n): New.
10262 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10263 (fold_builtin_2): Handle BUILT_IN_JN.
10265 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10268 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10269 TYPE_PRECISION (intmax_type_node).
10271 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10274 * reload.c (subst_reloads): Remove checking.
10276 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10278 PR rtl-optimization/31691
10279 * combine.c (simplify_set): Build a new src pattern instead of
10280 substituting its operands in the COMPARE case.
10282 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10284 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10285 (execute_vrp): Preserve loops through jump threading.
10286 * tree-ssa-threadupdate.c (thread_single_edge,
10287 dbds_continue_enumeration_p, determine_bb_domination_status,
10288 thread_through_loop_header): New functions.
10289 (create_edge_and_update_destination_phis,
10290 create_edge_and_update_destination_phis): Set loops for the new blocks.
10291 (prune_undesirable_thread_requests): Removed.
10292 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10294 (thread_block): Do not call prune_undesirable_thread_requests.
10296 (mark_threaded_blocks): Select edges to thread here.
10297 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10298 Thread edges through loop headers independently.
10299 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10300 * tree-pass.h (TODO_mark_first_instance): New.
10301 (first_pass_instance): Declare.
10302 * cfghooks.c (duplicate_block): Put the block to the original loop
10303 if copy is not specified.
10304 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10305 jump threading. Pass may_peel_loop_headers to
10306 thread_through_all_blocks according to first_pass_instance.
10307 * cfgloop.h (create_preheader): Declare.
10308 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10309 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10310 * passes.c (first_pass_instance): New variable.
10311 (next_pass_1): Set TODO_mark_first_instance.
10312 (execute_todo): Set first_pass_instance.
10314 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10316 PR tree-optimization/24659
10317 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10318 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10319 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10320 OTI_vec_pack_ufix_trunc.
10321 (vec_unpacks_float_hi_optab): Define new macro.
10322 (vec_unpacks_float_lo_optab): Ditto.
10323 (vec_unpacku_float_hi_optab): Ditto.
10324 (vec_unpacku_float_lo_optab): Ditto.
10325 (vec_pack_sfix_trunc_optab): Ditto.
10326 (vec_pack_ufix_trunc_optab): Ditto.
10327 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10328 and vec_pack_[s|u]fix_trunc_optab using
10329 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10330 * tree-vectorizer.c (supportable_widening_operation): Handle
10331 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10332 (supportable_narrowing_operation): New function.
10333 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10334 * tree-vect-transform.c (vectorizable_conversion): Handle
10335 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10336 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10337 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10338 to check for target support.
10339 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10340 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10341 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10342 for VEC_PACK_FIX_TRUNC_EXPR.
10343 (expand_binop): Special case mode of the result for
10344 vec_pack_[u|s]fix_trunc_optab.
10345 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10346 vec_pack_[u|s]fix_trunc_optab.
10348 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10349 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10350 * tree-pretty-print.c (dump_generic_node): Handle
10351 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10352 VEC_PACK_FIX_TRUNC_EXPR.
10354 * expr.c (expand_expr_real_1): Ditto.
10355 * tree-inline.c (estimate_num_insns_1): Ditto.
10356 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10358 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10359 (vec_unpacks_float_lo_v8hi): Ditto.
10360 (vec_unpacku_float_hi_v8hi): Ditto.
10361 (vec_unpacku_float_lo_v8hi): Ditto.
10362 (vec_unpacks_float_hi_v4si): Ditto.
10363 (vec_unpacks_float_lo_v4si): Ditto.
10364 (vec_pack_sfix_trunc_v2df): Ditto.
10366 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10368 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10369 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10370 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10371 [vec_pack_ufix_trunc]: Ditto.
10372 [vec_unpacks_float_hi]: Ditto.
10373 [vec_unpacks_float_lo]: Ditto.
10374 [vec_unpacku_float_hi]: Ditto.
10375 [vec_unpacku_float_lo]: Ditto.
10377 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10379 * soft-fp/README: Update for new files.
10380 * soft-fp/floattisf.c: New file.
10381 * soft-fp/floattidf.c: New file.
10382 * soft-fp/floattitf.c: New file.
10383 * soft-fp/floatuntisf.c: New file.
10384 * soft-fp/floatuntidf.c: New file.
10385 * soft-fp/floatuntitf.c: New file.
10386 * soft-fp/fixsfti.c: New file.
10387 * soft-fp/fixdfti.c: New file.
10388 * soft-fp/fixtfti.c: New file.
10389 * soft-fp/fixunssfti.c: New file.
10390 * soft-fp/fixunsdfti.c: New file.
10391 * soft-fp/fixunstfti.c: New file.
10392 * soft-fp/extendxftf.c: New file.
10393 * soft-fp/trunctfxf.c: New file.
10395 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10396 (__trunctfxf2): Ditto.
10398 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10399 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10400 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10401 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10402 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10403 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10405 * config/i386/t-fprules-softfp64: New file.
10406 * config/i386/sfp-machine.h: New file.
10407 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10408 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10409 and soft-fp/t-softfp to tmake_file.
10410 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10411 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10413 * config/i386/t-linux64 (softfp_wrap_start): New.
10414 (softfp_wrap_end): New.
10415 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10416 supported for TARGET_64BIT.
10418 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10420 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10421 c_common_unsigned_type behavior.
10423 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10425 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10428 2007-05-16 Eric Christopher <echristo@apple.com>
10430 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10431 saving after stack push. Set sp_offset whenever we push.
10432 (rs6000_emit_epilogue): Move altivec register restore before
10435 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10437 * configure.ac: Allow sysroots to be relocated under $prefix as
10438 well as $exec_prefix.
10439 * configure: Regenerate.
10441 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10445 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10447 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10448 (gcc_tooldir): Likewise.
10449 * configure: Regenerate.
10450 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10451 old configure.ac gcc_tooldir setting.
10452 (prefix_to_exec_prefix): New variable.
10453 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10454 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10456 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10458 * c-typeck.c (build_binary_op): Return early for error.
10460 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10462 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10463 struct nb_iter_bound.
10464 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10465 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10466 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10467 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10468 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10469 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10470 (del_scev_info): Use ggc_free.
10471 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10472 * loop-init.c: Include ggc.h.
10473 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10474 (loop_optimizer_finalize): Use ggc_free.
10475 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10476 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10477 pass_iv_optimize): Add TODO_ggc_collect.
10478 * function.h (struct function): Remove skip marker from
10480 * cfgloop.c: Include ggc.h.
10481 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10483 (establish_preds): Vector superloops is gc allocated.
10484 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10486 (flow_loops_find): Vector larray is gc allocated.
10487 (loop_exit_free): Use ggc_free.
10488 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10489 that head of exits list is now not a part of struct loop.
10490 (record_loop_exits): Allocate exits table in gc memory.
10491 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10492 that head of exits list is now not a part of struct loop.
10493 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10494 struct loop_exit): Add GTY marker.
10495 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10496 Add skip marker to aux field. Make head of exits list a separate
10498 (struct loops): Add GTY marker. Make larray vector gc allocated.
10499 Add param marker to exits table.
10500 (get_loops): Type changed.
10501 * Makefile.in (tree-scalar-evolution.o): Add
10502 gt-tree-scalar-evolution.h dependency.
10503 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10504 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10505 * basic-block.h (struct basic_block_def): Remove skip marker from
10508 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10510 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10511 of 0 in the call to expand_expr().
10512 (expand_builtin_mathfn_3): Ditto.
10513 (expand_builtin_interclass_mathfn): Ditto.
10514 (expand_builtin_cexpi): Ditto.
10515 (expand_builtin_int_roundingfn): Ditto.
10516 (expand_builtin_int_roundingfn_2): Ditto.
10517 (expand_builtin_pow): Ditto.
10518 (expand_builtin_powi): Ditto.
10519 (expand_builtin_bswap): Ditto.
10520 (expand_builtin_unop): Ditto.
10521 (expand_builtin_fabs): Ditto.
10522 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10523 the call to expand_expr().
10524 (expand_builtin_sync_operation): Ditto.
10525 (expand_builtin_compare_and_swap): Ditto.
10526 (expand_builtin_lock_test_and_set): Ditto.
10527 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10528 instead of 0 in the call to expand_expr().
10529 (expand_builtin_extract_return_addr): Ditto.
10530 (expand_builtin_eh_return): Ditto.
10531 (expand_eh_return): Ditto.
10532 * explow.c (expr_size): Ditto.
10533 * expr.c (optimize_bitfield_assignment_op): Ditto.
10534 (expand_assignement): Ditto.
10535 (store_expr): Ditto.
10536 (store_field): Ditto.
10537 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10538 the call to expand_expr().
10539 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10540 in the call to expand_expr().
10541 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10542 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10543 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10545 * optabs.c (expand_vec_shift_expr): Ditto.
10546 (expand_vec_cond_expr): Ditto.
10547 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10548 call to expand_expr().
10549 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10550 in the call to expand_expr().
10552 2007-05-14 Dave Korn <dave.korn@artimi.com>
10554 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10556 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10558 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10559 instead of c_common_unsigned_type.
10560 (c_common_unsigned_type): Remove.
10561 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10562 c_common_unsigned_type.
10563 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10564 c_common_unsigned_type.
10565 * c-common.h (c_common_unsigned_type): Remove.
10566 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10567 c_common_unsigned_type.
10568 * c-format.c (check_format_types): Use unsigned_type_for instead of
10569 c_common_unsigned_type.
10570 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10571 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10572 of c_common_unsigned_type.
10573 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10574 lang_hooks.types.unsigned_type.
10575 * expmed.c (make_tree): Use unsigned_type_for instead of
10576 lang_hooks.types.unsigned_type.
10577 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10578 lang_hooks.types.unsigned_type.
10579 (build_range_check): Likewise.
10580 (fold_unary): Likewise.
10581 (fold_binary): Likewise.
10582 (fold_ternary): Likewise.
10583 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10584 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10585 * tree.c (get_unsigned_type): New.
10586 (unsigned_type_for): Use get_unsigned_type instead of
10587 lang_hooks.types.unsigned_type.
10589 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10591 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10592 to m68k_get_function_kind. Update its prototype.
10593 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10595 (m68k_interrupt_function_p): Return enum m68k_function_type
10596 instead of bool. Rename to m68k_get_function_kind.
10597 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10598 target is not fido.
10599 (m68k_compute_frame_layout): Don't mark any register for save
10600 if an interrupt_thread attribute is specified.
10601 (m68k_hard_regno_rename_ok): Update a use of
10602 m68k_interrupt_function_p.
10603 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10604 m68k_interrupt_function_p.
10605 (m68k_function_type): New.
10606 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10607 for a function with an interrupt_thread attribute.
10608 * doc/extend.texi: Document the interrupt_thread attribute.
10610 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10612 Fix PR tree-optimization/31911
10613 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10614 if they didn't change the expression.
10616 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10618 * tree-scalar-evolution.c (resolve_mixers): Exported.
10619 * tree-scalar-evolution.h (resolve_mixers): Declare.
10620 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10621 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10622 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10623 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10624 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10625 strip_conversion, analyze_offset_expr, address_analysis,
10626 object_analysis, analyze_offset): Removed.
10627 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10628 split_constant_offset, canonicalize_base_object_address,
10629 object_address_invariant_in_loop_p, disjoint_objects_p,
10630 dr_may_alias_p, dr_address_invariant_p): New functions.
10631 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10632 and dr_analyze_alias.
10633 (initialize_data_dependence_relation): Use dr_may_alias_p
10634 and object_address_invariant_in_loop_p.
10635 (compute_self_dependence): Handle the case when
10636 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10637 (find_data_references_in_stmt): Restrict the analysis of data
10638 references to the given loop nest.
10639 (find_data_references_in_loop): Made static. Pass loop nest to
10640 find_data_references_in_stmt.
10641 (compute_data_dependences_for_loop): Use DR_VOPS.
10642 (free_data_ref): Free DR_VOPS.
10643 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10644 (struct innermost_loop_behavior): ... new.
10645 (struct base_object_info): Replaced by ...
10646 (struct indices): ... new.
10647 (struct dr_alias): New.
10648 (enum data_ref_type): Removed.
10649 (struct data_reference): Consist of struct innermost_loop_behavior,
10650 struct indices and struct dr_alias.
10651 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10652 (DR_MEMTAG): Renamed to ...
10653 (DR_SYMBOL_TAG): ... this.
10654 (find_data_references_in_loop): Declaration removed.
10655 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10656 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10657 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10658 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10660 2007-05-13 Revital Eres <eres@il.ibm.com>
10662 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10663 which walks virtual def-use chains to find redundant stores.
10664 (dse_optimize_stmt): Call it.
10666 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10668 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10669 * passes.c (init_optimization_passes): Move pass_jump_bypass
10672 * basic-block.h (bb_has_eh_pred): Fix style issue.
10674 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10676 PR rtl-optimization/31848
10677 * loop-invariant.c (move_invariant_reg): If we move an insn
10678 with a REG_EQUAL note, and that insn is not always executed,
10679 remove the REG_EQUAL note.
10681 2007-05-12 Richard Guenther <rguenther@suse.de>
10683 PR tree-optimization/31797
10684 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10685 propagate into a stmt that has volatile ops.
10687 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10689 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10690 (gcc_tooldir): Likewise.
10691 * configure: Regenerate.
10692 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10693 old configure.ac gcc_tooldir setting.
10694 (prefix_to_exec_prefix): New variable.
10695 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10696 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10698 2007-05-11 Silvius Rus <rus@google.com>
10700 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10701 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10702 * c-common.h (strict_aliasing_warning): Change return type.
10703 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10704 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10705 (build_c_cast): Condition call to strict_aliasing_warning.
10706 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10707 * flags.h (set_Wstrict_aliasing): Declare.
10708 * opts.c (set_Wstrict_alising): Define, add call to.
10709 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10710 * tree-ssa-alias-warnings.c: New file.
10711 * tree-ssa-alias.c (compute_may_aliases): Add call to
10712 strict_aliasing_warning_backend.
10714 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10716 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10717 Use loop_depth and loop_outer accessor functions.
10718 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10719 determine_invariantness_stmt, move_computations_stmt): Ditto.
10720 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10721 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10722 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10723 * tree-scalar-evolution.c (interpret_loop_phi,
10724 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10725 instantiate_parameters_1, scev_const_prop): Ditto.
10726 * cfghooks.c (make_forwarder_block): Ditto.
10727 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10728 * modulo-sched.c (loop_canon_p): Ditto.
10729 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10730 slpeel_can_duplicate_loop_p): Ditto.
10731 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10732 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10733 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10734 cancel_loop, verify_loop_structure): Ditto.
10735 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10736 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10737 superloops vector instead of "pred" array.
10738 (establish_preds): Take father loop as an argument. Initialize the
10740 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10741 Do not initialize loop->outer.
10742 (flow_loop_tree_node_remove): Truncate the superloops vector.
10743 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10744 "pred" merged to "superloops" vector.
10745 (loop_depth, loop_outer): New.
10746 (fel_init): Use loop_outer.
10748 2007-05-11 Jan Hubicka <jh@suse.cz>
10750 * cgraphunit.c: Include gt-cgraphunit.h
10751 (static_ctors, static_dtors): New static vars.
10752 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10753 based on implementation in c-common.c
10754 (cgraph_finalize_function): Call record_cdtor_fn.
10755 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10756 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10757 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10758 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10759 build_cdtor, c_build_cdtor_fns): Remove.
10760 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10761 c_build_cdtor_fns): Remove prototype.
10763 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10766 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10767 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10768 * builtins.c (fold_builtin_memchr): New.
10769 (expand_builtin_memchr): Call the latter.
10770 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10771 * doc/extend.texi ([Other built-in functions provided by GCC]):
10774 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10776 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10777 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10778 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10779 PFPO_OP1_TYPE_SHIFT): Constants added.
10780 (DFP_ALL): Mode macro defined.
10781 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10782 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10783 Insn definitions added.
10784 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10785 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10788 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10790 PR tree-optimization/31885
10791 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10792 NULL_TREE to be undetermined.
10793 (automatically_generated_chrec_p): Return false for NULL.
10795 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10797 * config/bfin/bfin.h (MOVE_RATIO): Define.
10799 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10801 * config.gcc (sparc-wrs-vxworks): New target.
10802 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10803 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10804 * config/sparc/sparc.h: Include vxworks-dummy.h.
10805 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10806 include LABEL_REFs too.
10807 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10808 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10810 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10812 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10813 (sparc_emit_call_insn): New function.
10814 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10815 functions when generating VxWorks PIC.
10816 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10817 (call, call_value): Use sparc_emit_call_insn instead of
10820 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10822 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10824 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10826 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10827 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10828 split_double instead of operand_subword.
10830 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10832 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10833 * config/bfin/bfin.c (bfin_local_alignment): New function.
10834 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10836 2007-05-08 Chao-ying Fu <fu@mips.com>
10838 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10839 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10840 (smsub_widen_optab, umsub_widen_optab): Define.
10841 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10843 * genopinit.c (optabs): Fill in smsub_widen_optab and
10845 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10846 and umsub_widen_optab to implement multiply-subtract sequences.
10847 * config/mips/mips.md (*msac<u>_di): Rename to...
10848 (<u>msubsidi4): ...this. Extend condition to include
10849 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10850 of operand 0 to "ka" and use the three-operand form of msub<u>
10852 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10855 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10857 PR rtl-optimization/28011
10858 * reload.c (push_reload): Set dont_share if IN appears in OUT
10859 also when IN is a PLUS rtx.
10860 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10863 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10865 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10866 call unshare_all_decls.
10867 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10868 (unshare_all_decls): Remove.
10870 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10873 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10876 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10877 Nigel Stephens <nigel@mips.com>
10879 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10880 Update comments and all uses.
10881 (MIN_FPRS_PER_FMT): Define.
10882 * config/mips/mips.c (function_arg): Fix to correctly handle
10883 the -mips32r2 -mfp64 -mabi=32 case.
10884 (override_options): Enable use of odd-numbered registers for
10885 SFmode values on MIPS32.
10886 (mips_save_reg_p): Save whole floating-point register pair if
10887 either half is used.
10888 (compute_frame_size): Fix comment.
10890 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10892 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10893 argument of type bool.
10894 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10895 argument. Safely select temporary P register according to it.
10896 (do_link): Change call site of add_to_reg accordingly.
10897 (do_unlink): Add epilogue_p as a fourth argument and pass it
10899 (expand_interrupt_handler_epilogue): Change call of do_unlink
10901 (bfin_expand_prologue): Add a third argument sibcall_p.
10902 * config/bfin/bfin.md (epilogue): Change call of
10903 bfin_expand_epilogue accordingly.
10904 (sibcall_epilogue): Likewise.
10905 (eh_return_internal): Likewise.
10907 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10908 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10909 * config/bfin/bfin.c (bfin_handle_option): Handle
10910 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10911 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10912 Support bf534, bf536 and bf561.
10913 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10915 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/i386.c (ix86_function_regparm): Process local
10919 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10921 2007-05-07 Mike Stump <mrs@apple.com>
10923 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10924 also checks for and while statements in C++.
10926 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10928 * gcc.c (at_file_supplied): New variable.
10929 (main): Set it if we expanded argv.
10930 (do_spec_1): Pass an @-file to the linker if we were called with
10931 an @-file argument and HAVE_GNU_LD.
10932 * collect2.c (at_file_supplied): New variable.
10933 (response_file): New variable.
10934 (collect_exit): Unlink response_file if necessary.
10935 (handler): Likewise.
10936 (do_wait): Likewise.
10937 (main): Set at_file_supplied if we expanded argv.
10938 (collect_execute): Pass an @-file to subprocesses if we were called
10939 with an @-file argument.
10940 * configure.ac: Add define for HAVE_GNU_LD.
10941 * configure: Regenerate.
10942 * config.in: Regenerate.
10944 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10946 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10947 operand to HI mode.
10952 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10954 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10955 (TARGET_ENCODE_SECTION_INFO): Re-define.
10956 (m32c_encode_section_info): New
10957 (function_vector_handler): New
10958 (current_function_special_page_vector): New
10959 (m32c_special_page_vector_p): New.
10960 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10962 * config/m32c/jump.md: Added instruction JSRS for functions
10963 with attribute "function_vector".
10964 * doc/extend.texi (function_vector): Added description
10965 for M16C, M32C targets.
10967 2007-05-07 DJ Delorie <dj@redhat.com>
10970 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10971 ashrpsi3, lshrpsi3): Update shift count constraint.
10973 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10974 Nathan Froyd <froydnj@codesourcery.com>
10977 * c-incpath.c (add_path): Strip trailing path separators.
10979 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10982 Free dominance info before purging EH edges.
10983 (eliminate_degenerate_phis): Likewise.
10984 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10986 2007-05-07 Jan Hubicka <jh@suse.cz>
10988 * gimplify.c (gimplify_expr): Do not crash when folding
10989 (void *)(int)&a + 4.
10991 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10994 * c-opts.c (lang_fortran): Make it non static.
10995 * c-common.h (lang_fortran): New prototype.
10996 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10997 -lang-fortran option was passed by the driver.
10999 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
11001 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
11002 of ASSERT_CHECKING. Tweak message.
11004 2007-05-06 Revital Eres <eres@il.ibm.com>
11007 * loop-unroll.c (insert_var_expansion_initialization):
11008 Initialize the expansions with -zero instead of +zero.
11010 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
11012 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
11013 into pic and non-pic versions. Mark r19 as used for
11014 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
11015 for tgd_load, tld_load and tie_load .
11016 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11017 version of tgd_load, tld_load and tie_load depending on the
11020 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11021 Jakub Jelinek <jakub@redhat.com>
11023 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11024 (__do_global_dtors_aux): Use more paranoid loop to run
11025 destructors if HIDDEN_DTOR_LIST_END.
11026 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11028 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11030 * varasm.c (align_variable): Don't increase alignment for
11031 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11032 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11034 2007-05-04 Josh Conner <jconner@apple.com>
11036 * basic-block.h (cdi_direction): Assign values to all enumeration
11038 (dom_computed): Remove.
11039 (dom_info_state): New.
11040 (set_dom_info_availability): New.
11041 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11042 walk_data.dom_direction.
11043 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11044 instead of dom_computed[].
11045 (split_edge): Likewise.
11046 (create_basic_block): Likewise.
11047 (merge_blocks): Likewise.
11048 * ifcvt.c (find_if_header): Likewise.
11049 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11050 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11051 * tree-ssa.c (verify_ssa): Likewise.
11052 * tree-cfg.c (tree_verify_flow_info): Likewise.
11053 (remove_edge_and_dominated_blocks): Likewise.
11054 * dominance.c (dom_computed): Make static.
11055 (calc_dfs_tree_nonrec): Change third param to a bool.
11056 (calc_dfs_tree): Change second param to a bool.
11057 (calc_idioms): Change second param to a bool. Use
11058 dom_convert_dir_to_idx.
11059 (init_dom_info): Validate dir before using.
11060 (dom_convert_dir_to_idx): New.
11061 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11062 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11063 (free_dominance_info): Use dom_convert_dir_to_idx.
11064 (get_immediate_dominator): Likewise.
11065 (set_immediate_dominator): Likewise.
11066 (get_dominated_by): Likewise.
11067 (redirect_immediate_dominators): Likewise.
11068 (nearest_common_denominator): Likewise.
11069 (dominated_by_p): Likewise.
11070 (bb_dom_dfs_in): Likewise.
11071 (bb_dom_dfs_out): Likewise.
11072 (recount_dominator): Likewise.
11073 (iterate_fix_dominators): Likewise.
11074 (add_to_dominance_info): Likewise.
11075 (delete_from_dominance_info): Likewise.
11076 (first_dom_son): Likewise.
11077 (next_dom_son): Likewise.
11078 (dom_info_available_p): Likewise.
11079 (dom_info_state): New.
11080 (set_dom_info_availability): New.
11082 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11084 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11086 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11088 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11090 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11091 (subdi3, subdi_carry): Delete.
11093 2007-05-04 Jan Hubicka <jh@suse.cz>
11094 Richard Guenther <rguenther@suse.de>
11096 * opts.c (decode_options): Do not fiddle with inlining
11097 parameters in case of optimizing for size.
11098 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11099 for size do nothing.
11100 (cgraph_decide_inlining_of_small_function): When optimizing for
11101 size never inline functions increasing caller size.
11102 (cgraph_early_inlining): Inline for size when optimizing for size.
11104 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11106 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11107 logical operations piecewise.
11108 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11109 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11110 subdi_sesidi_di): Delete.
11111 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11112 the generated sequence. Allow three-reg add in constraints. Rewrite
11113 the rtl expression for carry to avoid zero_extend of a constant.
11114 (sub_with_carry): New pattern.
11115 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11116 different sequence not involving jumps.
11117 (notbi): Now a named pattern.
11119 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11121 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11122 Add the note about a significant loss of accuracy of some
11123 mathematical routines when these options are used.
11125 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11127 * haifa-sched.c (rtx_vec_t): New typedef.
11128 (contributes_to_priority_p): Extract piece of priority () into new
11130 (priority): Use the function. Add assertion.
11131 (rank_for_schedule, set_priorities): Add assertion to check that
11132 insn's priority is initialized.
11133 (clear_priorities, calc_priorities): Change signature. Make it update
11134 all relevant insns. Update all callers ('add_to_speculative_block ()'
11135 and 'create_block_check_twin ()').
11136 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11137 Add new field 'priority_status'.
11138 (INSN_PRIORITY_STATUS): New macro.
11139 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11141 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11143 * sched-ebb.c (debug_ebb_dependencies): New static function.
11144 (init_ready_list): Use it.
11146 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11147 with changed signature and 'debug_rgn_dependencies ()'.
11148 (debug_rgn_dependencies): New static function.
11149 (init_ready_list): Use it.
11151 * sched-int.h (debug_dependencies): Declare.
11153 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11155 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11157 2007-05-04 Dirk Mueller <dmueller@suse.de>
11159 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11161 2007-05-03 Jan Hubicka <jh@suse.cz>
11163 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11164 ((T1)X op (T1)Y), for pointer type in more cases than before.
11166 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11168 * tree-object-size.c (plus_expr_object_size): When operand size is
11169 unknown, return unknown.
11171 2007-05-03 Dirk Mueller <dmueller@suse.de>
11173 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11175 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11178 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11180 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11182 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11184 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11186 * config/soft-fp/double.h, config/soft-fp/extended.h,
11187 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11188 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11189 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11190 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11193 2007-05-03 Ian Lance Taylor <iant@google.com>
11195 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11196 MASK_PPC_GFXOPT for 8540 or 8548.
11198 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11200 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11201 vect_print_dump_info() to output debug information.
11203 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11207 operands of size 2 when operand is not MEM_P.
11209 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11211 PR tree-optimization/30565
11212 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11214 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11216 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11217 (umulsi3_highpart): Use them.
11218 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11219 for final accumulator to D regisster tranfser.
11221 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11223 PR tree-optimization/31699
11224 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11226 (vect_enhance_data_refs_alignment): Compute peel amount using
11227 TYPE_VECTOR_SUBPARTS instead of vf.
11228 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11230 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11233 * system.h: Remove inclusion of double-int.h
11234 * tree.h: Include double-int.h
11235 * gengtype.c: Likewise
11236 * cfgloop.h: Likewise
11237 * Makefile.in: Adjust dependencies on double-int.h
11239 2007-05-02 Eric Christopher <echristo@apple.com>
11241 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11242 -shared to -Zdynamiclib.
11244 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11247 * c-common.c (strip_pointer_or_array_types): New function.
11248 * c-common.h (strip_pointer_or_array_types): New function declaration.
11250 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11252 PR tree-optimization/31771
11253 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11255 2007-05-02 Paul Brook <paul@codesourcery.com>
11257 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11259 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11261 PR middle-end/29715
11262 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11265 2007-05-02 Nick Clifton <nickc@redhat.com>
11267 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11269 2007-05-02 Richard Guenther <rguenther@suse.de>
11271 PR tree-optimization/31146
11272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11273 argument, single_use_p. If we have a single use that is
11274 a conversion to the definition rhs type, propagate that rhs.
11275 (forward_propagate_addr_expr): Pass single_use_p argument
11276 to forward_propagate_addr_expr_1.
11278 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11280 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11283 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11285 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11286 'AMD Family 10 core'.
11288 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11290 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11291 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11292 with SSE3 instruction set support.
11293 * doc/invoke.texi: Likewise.
11295 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11297 * config/i386/i386.c (override_options): Tuning 32-byte loop
11298 alignment for amdfam10 architecture. Increasing the max loop
11299 alignment to 24 bytes.
11301 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11303 * config/m68k/constraints.md: New.
11304 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11305 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11306 EXTRA_CONSTRAINT): Remove.
11307 * config/m68k/m68k.md: Include constraints.md.
11308 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11310 2007-05-01 Ian Lance Taylor <iant@google.com>
11312 PR tree-optimization/31739
11313 * tree-vrp.c (vrp_val_is_max): New static function.
11314 (vrp_val_is_min): New static function.
11315 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11317 (set_value_range): Use vrp_val_is_{max,min}.
11318 (extract_range_from_assert): Likewise.
11319 (extract_range_from_binary_expr): Likewise.
11320 (extract_range_from_unary_expr): Likewise.
11321 (dump_value_range, vrp_meet): Likewise.
11322 (vrp_visit_phi_node): Likewise.
11323 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11325 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11327 * config/i386/gmon-sol2.c (size_t): New type.
11328 (intptr_t): Likewise.
11329 (s_textsize): Declare as size_t.
11331 (monstartup): Use size_t for sizes.
11332 (_mcount): Save and restore registers.
11333 (internal_mcount): Pass 0 as the first argument to monstartup
11335 (moncontrol): Convert pointer to appropriately sized integer
11336 before passing to profil.
11338 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11340 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11341 __NO_FPRS__, not just if _SOFT_DOUBLE.
11342 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11343 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11344 also for E500 double.
11345 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11346 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11349 2007-05-01 Richard Guenther <rguenther@suse.de>
11351 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11354 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11356 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11358 2007-05-01 Jan Hubicka <jh@suse.cz>
11360 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11363 2007-05-01 Jan Hubicka <jh@suse.cz>
11365 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11366 (maybe_fold_offset_to_reference): Declare.
11367 * fold-const.c (fold_unary): Do not fold
11368 (type *)&A into &A->field_of_type_and_offset_0
11369 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11370 size is unknown, give up.
11371 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11373 (maybe_fold_offset_to_reference): New.
11374 (maybe_fold_stmt_indirect): Use it.
11375 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11376 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11378 (gimplify_expr): Likewise for plus_expr.
11380 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11382 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11383 bsi_after_labels. Always insert statements before bsi.
11384 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11385 * predict.c (apply_return_prediction): Check for empty blocks.
11386 * cfgexpand.c (lab_rtx_for_bb): New variable.
11387 (label_rtx_for_bb): Do not create new tree labels.
11388 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11389 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11390 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11392 (label_for_bb): Add field used.
11393 (update_eh_label, main_block_label): Mark the label used.
11394 (cleanup_dead_labels): Remove unused labels.
11396 2007-05-01 Richard Guenther <rguenther@suse.de>
11398 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11399 if it is not about to be set.
11400 (get_value_range): Do not pre-allocate equiv bitmap.
11401 (update_value_range): No need to clear equiv field.
11402 (add_equivalence): Change prototype to get bitmap pointer.
11403 Allocate bitmap here if it is not already.
11404 (extract_range_from_assert): Do not allocate bitmap here.
11405 Update callers to add_equivalence.
11406 (extract_range_from_ssa_name): Likewise.
11407 (get_vr_for_comparison): New static helper.
11408 (compare_name_with_value): Handle NULL equiv bitmap by
11409 peeling the first iteration of the comparison loop.
11410 Use get_vr_for_comparison.
11411 (compare_names): Handle NULL equiv bitmaps by using fake
11412 ones. Use get_vr_for_comparison.
11414 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11416 * double-int.c (mpz_set_double_int): Moved from
11417 tree-ssa-loop-niter.c.
11418 (mpz_get_double_int): Likewise; also, add option to wrap
11419 out-of-range integers.
11420 * double-int.h: New prototypes for above.
11421 * tree.c (get_static_type_bounds): Moved from
11422 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11423 TYPE_MAX_VALUE if they exist..
11424 * tree.h: New prototype for above.
11425 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11426 get_type_bounds calls.
11427 (mpz_set_double_int): Move to double-int.c.
11428 (get_type_bounds): Move to tree.c, rename to
11429 get_static_type_bounds.
11430 (mpz_to_double_int): Move to double-int.c, rename to
11431 mpz_get_double_int.
11433 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11435 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11436 DIV0 exception can fall through to a normal return.
11438 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11440 PR middle-end/22156
11441 Temporarily revert:
11442 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11443 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11444 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11445 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11446 initialize align to silence bogus warning.
11447 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11448 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11450 (struct sra_walk_fns): Remove use_all parameter from use.
11451 (sra_hash_tree): Handle BIT_FIELD_REFs.
11452 (sra_elt_hash): Don't hash bitfld blocks.
11453 (sra_elt_eq): Skip them in parent compares as well. Handle
11455 (sra_walk_expr): Don't maintain or pass down use_all_p.
11456 (scan_use): Remove use_all parameter.
11457 (scalarize_use): Likewise. Re-expand assignment to
11458 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11459 output, and re-scalarize after output. Don't mark anything
11461 (scalarize_ldst): Adjust.
11462 (scalarize_walk_gimple_modify_statement): Likewise.
11463 (build_element_name_1): Handle BIT_FIELD_REFs.
11464 (instantiate_element): Don't warn for any element whose parent
11465 is used as a whole.
11466 (instantiate_missing_elements_1): Return the sra_elt.
11467 (canon_type_for_field): New.
11468 (try_instantiate_multiple_fields): New.
11469 (instantiate_missing_elemnts): Use them.
11470 (mark_no_warning): Removed.
11471 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11472 (REPLDUP, sra_build_elt_assignment): New.
11473 (generate_copy_inout): Use them.
11474 (generate_element_copy): Likewise. Handle bitfld differences.
11475 (generate_element_zero): Don't recurse for blocks. Use
11476 sra_build_elt_assignment.
11477 (generate_one_element_int): Take elt instead of var. Use
11478 sra_build_elt_assignment.
11479 (generate_element_init_1): Adjust.
11480 (scalarize_use, scalarize_copy): Use REPLDUP.
11481 (scalarize_ldst): Move assert before dereference.
11482 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11484 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11487 * tree.c (reconstruct_complex_type): Reconstruct a reference
11489 Also use the same mode for the pointer as the old pointer type.
11491 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11493 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11496 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11498 PR rtl-optimization/31676
11499 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11500 (df_refs_record): Call it.
11502 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11504 * rtl.def (SS_ABS): New code.
11505 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11506 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11507 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11508 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11509 (bfin_init_builtins): Define them.
11510 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11511 (bfin_expand_builtin): ... and handle the others here.
11512 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11513 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11514 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11515 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11516 operand is only HImode.
11518 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11520 * regclass.c (scan_one_insn): Remove splitting of
11523 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11524 Nigel Stephens <nigel@mips.com>
11526 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11528 2007-04-28 Jan Hubicka <jh@suse.cz>
11530 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11531 insn_locators_alloc instead of insn_locators_initialize;
11532 call reset_block_changes.
11533 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11534 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11535 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11536 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11537 * config/score/score.c (th_output_mi_thunk): Likewise.
11538 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11539 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11540 tolerate uninitialized locator info.
11543 * function.c (init_function_start): Don't init line number info.
11544 (expand_function_end): Update.
11545 (reset_block_changes, record_block_change, finalize_block_changes,
11546 check_block_change, free_block_changes): Kill.
11547 * function.h (reset_block_changes, record_block_change,
11548 finalize_block_changes, check_block_change, free_block_changes):
11550 (struct function): Remove ib_boundaries_block.
11551 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11552 Use curr_insn_locator to initialize locator.
11553 (emit_line_note): Remove.
11554 * cfgexpand.c (expand_gimple_cond_expr): Update.
11555 (construct_exit_block): Likewise.
11556 (tree_expand_cfg): Initialize/finalize locators.
11557 * expr.c (expand_expr_real): Update.
11558 * cfglayout.c (line_locators_locs, line_locators_lines,
11559 file_locators_locs, file_locators_files): Remove.
11560 (set_block_levels): Move to cfgexpand.c.
11561 (insn_locators_initialize): Remove.
11562 (pass_insn_locators_initialize): Remove.
11563 (locations_locators_locs, locations_locators_vals): New static vars.
11564 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11566 (insn_locators_alloc, insn_locators_finalize,
11567 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11569 (locator_location): New.
11570 (locator_line, locator_file): Rewrite.
11571 * rtl.h (emit_line_note): Kill.
11572 (insn_locators_alloc, insn_locators_finalize,
11573 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11575 * tree-inline.c (initialize_cfun): Do not initialize
11576 ib_boundaries_block.
11577 * passes.c (pass_insn_locators_initialize): Remove.
11579 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11581 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11582 info. Update last_basic_block correctly.
11584 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11587 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11588 register itself to hold the offset constant. Tell flow the use
11589 of r4 and r5 when they are used.
11591 2007-04-27 Richard Guenther <rguenther@suse.de>
11593 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11594 if we simplified anything.
11595 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11596 warnings until we did a simplification and the stmt was not
11597 marked as TREE_NO_WARNING.
11599 2007-04-27 Mike Stump <mrs@apple.com>
11601 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11603 2007-04-27 Ian Lance Taylor <iant@google.com>
11605 PR middle-end/31710
11606 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11607 TYPE_MAX_VALUE exist, convert them to the new type.
11609 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11611 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11612 if it claims to be available.
11613 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11614 edge is redirected.
11615 (perform_tree_ssa_dce): Always free postdominators.
11617 2007-04-27 Richard Henderson <rth@redhat.com>
11619 * config/alpha/predicates.md (aligned_memory_operand): Mark
11620 as define_special_predicate.
11621 (unaligned_memory_operand, normal_memory_operand): Likewise.
11622 (reg_or_unaligned_mem_operand): Remove.
11623 (any_memory_operand): Match the documentation and check for
11624 non-renumbered pseudos during reload.
11625 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11626 alpha_secondary_reload_class, update to new interface, make static.
11627 Handle CQImode like HImode. Remove FP subreg check.
11628 (alpha_expand_mov): Use replace_equiv_address.
11629 (alpha_expand_mov_nobwx): Use any_memory_operand.
11630 (TARGET_SECONDARY_RELOAD): New.
11631 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11632 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11633 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11634 * config/alpha/alpha.md: ... here.
11635 (RELOAD12, reloadmode): New.
11637 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11638 Don't handle the aligned case here.
11639 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11640 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11641 reload_inhi_help. Don't expect a scratch register.
11642 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11644 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11646 2007-04-27 Richard Guenther <rguenther@suse.de>
11648 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11650 2007-04-27 Richard Guenther <rguenther@suse.de>
11652 PR tree-optimization/30965
11653 PR tree-optimization/30978
11654 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11655 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11656 (find_equivalent_equality_comparison): Likewise.
11657 (simplify_cond): Likewise.
11658 (get_prop_source_stmt): New helper.
11659 (get_prop_dest_stmt): Likewise.
11660 (can_propagate_from): Likewise.
11661 (remove_prop_source_from_use): Likewise.
11662 (combine_cond_expr_cond): Likewise.
11663 (forward_propagate_comparison): New function.
11664 (forward_propagate_into_cond): Rewrite to use fold for
11666 (tree_ssa_forward_propagate_single_use_vars): Call
11667 forward_propagate_comparison to propagate comparisons.
11669 2007-04-27 Richard Guenther <rguenther@suse.de>
11671 PR tree-optimization/31715
11672 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11673 sure to do computation on the offset in an appropriate
11676 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11678 * reload.h (elimination_target_reg_p): Declare.
11679 * reload.c (find_reloads): Don't apply the reg_rtx move
11680 optimization if the SET_DEST satisfies elimination_target_reg_p.
11681 * reload1.c (elimination_target_reg_p): New function.
11682 (gen_reload): In the move/add2 fallback, make sure that op0
11683 does not overlap the destination register.
11685 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11687 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11688 transform only GIMPLE_MODIFY_STMTs.
11689 * tree-complex.c (expand_complex_operations_1): Ditto.
11690 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11691 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11692 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11694 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11695 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11696 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11697 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11698 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11699 slpeel_add_loop_guard): Ditto.
11700 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11701 * lambda-code.c (perfect_nestify): Ditto.
11702 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11703 before the first statement.
11704 * tree-optimize.c (execute_free_datastructures): Fix comments.
11705 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11706 * tree-flow.h (disband_implicit_edges): Declaration removed.
11707 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11709 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11710 COND_EXPRs without gotos.
11711 (disband_implicit_edges, has_label_p): Removed.
11712 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11713 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11715 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11717 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11718 also for COND_EXPRs.
11719 * cfgexpand.c (label_rtx_for_bb): New function.
11720 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11721 Use label_rtx_for_bb to find the labels.
11722 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11723 last block. Detect fallthru edges.
11725 2007-04-26 Ian Lance Taylor <iant@google.com>
11728 * reload.c (find_reloads_subreg_address): If the address was valid
11729 in the original mode but not in the new mode, reload the whole
11732 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11734 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11735 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11736 (cleanup_control_expr_graph): Do not invalidate dominance info.
11737 Record altered blocks.
11738 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11739 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11740 cleanup_tree_cfg_bb): New functions.
11741 (remove_forwarder_block): Do not maintain the worklist of blocks.
11742 Record altered blocks.
11743 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11744 not over whole cfg.
11745 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11746 delete_unreachable_blocks if dominators are not available.
11747 * tree-inline.c (optimize_inline_calls): Free dominance information
11749 * tree-flow.h (remove_edge_and_dominated_blocks,
11750 cfgcleanup_altered_bbs): Altered.
11751 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11753 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11755 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11756 do not invalidate dominators.
11758 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11760 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11761 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11762 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11763 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11765 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11767 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11769 2007-04-26 Richard Guenther <rguenther@suse.de>
11771 PR tree-optimization/31703
11772 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11773 the right type for the target of the bittest.
11775 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11777 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11778 ix86_sol10_return_in_memory.
11780 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11782 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11785 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11788 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11790 PR tree-optimization/30558
11791 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11792 clear this_state.prev_try.
11794 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11795 Mark Mitchell <mark@codesourcery.com>
11797 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11798 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11799 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11801 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11804 * doc/invoke.texi (%:print-asm-header): Document.
11805 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11807 (static_spec_functions): Add print-asm-header.
11808 (main): Print a banner before the --target-help linker options.
11809 (print_asm_header_spec_function): New function.
11811 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11814 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11815 (movsf_ie): Likewise.
11817 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11819 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11821 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11823 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11824 exception for divide-by-zero.
11825 (__umodsi3, __modsi3): Likewise.
11827 2007-04-25 Dirk Mueller <dmueller@suse.de>
11829 * c-typeck.c (build_compound_expr): Annotate warning()
11830 call with OPT_Wunused_value.
11831 * tree-ssa.c (warn_uninit): Annotate warning with
11833 * c-common.c (handle_sentinel_attribute): Annotate warning
11834 call with OPT_Wattributes.
11836 2007-04-25 Thiemo Seufer <ths@mips.com>
11838 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11839 (mips16): Fix typo.
11840 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11841 on to the assembler. Improve handling of -mno-mips16. Add handling
11842 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11843 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11844 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11845 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11847 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11850 * config/i386/winnt.c (i386_pe_file_end): Strip only
11851 USER_LABEL_PREFIX when writing export name.
11853 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11855 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11856 sh/elf.h, vx-common.h and vxworks.h.
11857 * config/sh/sh.h: Include config/vxworks-dummy.h.
11858 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11859 (OVERRIDE_OPTIONS): Use it.
11860 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11861 (vxworks_picreg): New pattern.
11862 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11863 VXWORKS_OS_CPP_BUILTINS.
11864 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11865 to their VXWORKS_* equivalents.
11866 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11867 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11868 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11869 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11870 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11871 -mrtp/-fPIC multilibs.
11872 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11873 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11874 (MULTILIB_OSDIRNAMES): Delete.
11876 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11879 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11881 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11883 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11884 rounding mode to be specified by the caller.
11885 (real_to_mpfr) Likewise.
11886 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11887 include new arguments.
11888 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11890 2007-04-24 Ian Lance Taylor <iant@google.com>
11892 PR tree-optimization/31605
11893 * tree-vrp.c (set_value_range): Check that min and max are not
11894 both overflow infinities.
11895 (set_value_range_to_value): New static function.
11896 (extract_range_from_binary_expr): Call set_value_range_to_value.
11897 (extract_range_from_cond_expr): Likewise.
11898 (extract_range_from_expr): Likewise.
11899 (extract_range_from_unary_expr): Likewise. Don't create a range
11900 which overflows on both sides.
11901 (vrp_meet): Check for a useless range.
11902 (vrp_visit_phi_node): If we see a constant which looks like an
11903 overflow infinity, turn off the TREE_OVERFLOW flag.
11905 2007-04-24 Ian Lance Taylor <iant@google.com>
11907 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11909 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11911 PR diagnostic/25923
11912 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11913 diagnostic message is being built.
11914 * tree-pretty-print.c (dump_generic_node): Only write the
11915 formatted text into BUFFER's stream if we are not building a
11916 diagnostic message.
11917 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11919 * Makefile.in (toplev.o): Depend on tree-pass.h.
11921 2007-04-24 Ian Lance Taylor <iant@google.com>
11923 PR tree-optimization/31602
11924 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11925 conditionals in the copied loop header.
11926 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11927 warnings if TREE_NO_WARNING is set.
11928 * doc/invoke.texi (Warning Options): Clarify that
11929 -Wstrict-overflow does not warn about loops.
11931 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11933 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11934 expand on the comment about _Decimal128 arguments and check the
11935 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11936 that _Decimal128 argument uses even/odd register pair.
11937 (function_arg): Ditto.
11939 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11941 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11942 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11944 2007-04-24 Richard Guenther <rguenther@suse.de>
11945 Olga Golovanevsky <olga@il.ibm.com>
11947 * fold-const.c (multiple_of_p): Check for bottom
11950 2007-04-24 Richard Henderson <rth@redhat.com>
11952 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11953 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11954 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11955 looking for non-zero bits shifted out. Avoid a recursive call
11956 when constructing the scalar.
11957 (__floatundisf): Likewise.
11959 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11961 * dwarf2out.c (field_byte_offset): Move the existing logic
11962 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11963 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11965 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11968 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11969 length argument of 0 for memset.
11970 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11971 unsigned shift instead of the signed variant.
11973 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11975 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11976 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11977 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11978 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11979 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11980 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11981 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11982 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11983 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11984 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11985 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11986 "mul<mode>3", "div<mode>3"): Insn definitions added.
11987 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11988 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11989 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11990 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11991 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11992 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11993 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11994 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11995 TARGET_FLOAT_FORMAT): Macro definitions removed.
11996 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11997 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11998 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11999 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
12000 (s390_gen_rtx_const_DI): Function removed.
12001 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
12003 2007-04-24 Richard Sandiford <richard@codesourcery.com>
12005 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
12006 over an external ffs function.
12008 2007-04-24 Chao-ying Fu <fu@mips.com>
12009 Richard Sandiford <richard@nildram.co.uk>
12011 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
12012 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
12013 (smadd_widen_optab, umadd_widen_optab): Define.
12014 * optabs.c (init_optabs): Initialize smadd_widen_optab and
12016 * genopinit.c (optabs): Fill in smadd_widen_optab and
12018 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12019 and umadd_widen_optab to implement multiply-add sequences.
12020 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12021 (<u>maddsidi4): ...this. Extend condition to include
12022 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12023 of operand 0 to "ka" and use the three-operand form of madd<u>
12025 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12027 * config/mips/constraints.md (ka): New register constraint.
12029 2007-04-24 Jan Hubicka <j@suse.cz>
12033 2007-04-23 Jan Hubicka <jh@suse.cz>
12034 * function.c (init_function_start): Don't init line number info.
12035 (expand_function_end): Update.
12036 (reset_block_changes, record_block_change, finalize_block_changes,
12037 check_block_change, free_block_changes): Kill.
12038 * function.h (reset_block_changes, record_block_change,
12039 finalize_block_changes, check_block_change, free_block_changes):
12041 (struct function): Remove ib_boundaries_block.
12042 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12043 Use curr_insn_locator to initialize locator.
12044 (emit_line_note): Remove.
12045 * cfgexpand.c (expand_gimple_cond_expr): Update.
12046 (construct_exit_block): Likewise.
12047 (tree_expand_cfg): Initialize/finalize locators.
12048 * expr.c (expand_expr_real): Update.
12049 * cfglayout.c (line_locators_locs, line_locators_lines,
12050 file_locators_locs, file_locators_files): Remove.
12051 (set_block_levels): Move to cfgexpand.c.
12052 (insn_locators_initialize): Remove.
12053 (pass_insn_locators_initialize): Remove.
12054 (locations_locators_locs, locations_locators_vals): New static vars.
12055 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12057 (insn_locators_alloc, insn_locators_finalize,
12058 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12060 (locator_location): New.
12061 (locator_line, locator_file): Rewrite.
12062 * rtl.h (emit_line_note): Kill.
12063 (insn_locators_alloc, insn_locators_finalize,
12064 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12066 * tree-inline.c (initialize_cfun): Do not initialize
12067 ib_boundaries_block.
12068 * passes.c (pass_insn_locators_initialize): Remove.
12070 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12072 * doc/invoke.texi: Removed leading '-' from option index entries.
12074 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12076 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12078 (create_phi_node): Use set_phi_nodes.
12079 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12080 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12081 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12082 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12083 (bsi_start, bsi_last): Use bb_stmt_list.
12084 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12085 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12086 Traverse the statements using tsi iterator.
12087 * basic-block.h (struct basic_block_def): Fields stmt_list
12088 and phi_nodes moved to ...
12089 (struct tree_bb_info): ... new structure.
12090 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12091 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12092 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12093 (tree_verify_flow_info): Verify that il.tree is not set for
12094 entry and exit block.
12095 (tree_split_block): Use set_bb_stmt_list.
12097 2007-04-23 Mike Stump <mrs@apple.com>
12099 * config/i386/i386.c (ix86_tune_features
12100 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12103 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12105 * config/i386/i386.md (prefix_extra): New attribute.
12106 (length): Add prefix_extra.
12108 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12109 (sse2_movntv2di): Likewise.
12110 (sse2_cvtps2dq): Likewise.
12111 (sse2_cvtpd2pi): Likewise.
12112 (sse2_cvttpd2pi): Likewise.
12113 (*sse2_cvtpd2ps): Likewise.
12114 (*add<mode>3): Likewise.
12115 (sse2_ssadd<mode>3): Likewise.
12116 (sse2_usadd<mode>3): Likewise.
12117 (*sub<mode>3): Likewise.
12118 (sse2_sssub<mode>3): Likewise.
12119 (sse2_ussub<mode>3): Likewise.
12120 (*mulv8hi3): Likewise.
12121 (*smulv8hi3_highpart): Likewise.
12122 (*umulv8hi3_highpart): Likewise.
12123 (sse2_umulv2siv2di3): Likewise.
12124 (sse2_pmaddwd): Likewise.
12125 (ashr<mode>3): Likewise.
12126 (lshr<mode>3): Likewise.
12127 (ashl<mode>3): Likewise.
12128 (sse2_ashlti3): Likewise.
12129 (sse2_lshrti3): Likewise.
12130 (*umaxv16qi3): Likewise.
12131 (*smaxv8hi3): Likewise.
12132 (*uminv16qi3): Likewise.
12133 (*sminv8hi3): Likewise.
12134 (sse2_eq<mode>3): Likewise.
12135 (sse2_gt<mode>3): Likewise.
12136 (*and<mode>3): Likewise.
12137 (sse2_nand<mode>3): Likewise.
12138 (*ior<mode>3): Likewise.
12139 (*xor<mode>3): Likewise.
12140 (sse2_packsswb): Likewise.
12141 (sse2_packssdw): Likewise.
12142 (sse2_packuswb): Likewise.
12143 (sse2_punpckhbw): Likewise.
12144 (sse2_punpcklbw): Likewise.
12145 (sse2_punpckhwd): Likewise.
12146 (sse2_punpcklwd): Likewise.
12147 (sse2_punpckhdq): Likewise.
12148 (sse2_punpckldq): Likewise.
12149 (sse2_punpckhqdq): Likewise.
12150 (sse2_punpcklqdq): Likewise.
12151 (*sse2_pinsrw): Likewise.
12152 (*sse2_pextrw): Likewise.
12153 (sse2_pshufd_1): Likewise.
12154 (sse2_uavgv16qi3): Likewise.
12155 (sse2_uavgv8hi3): Likewise.
12156 (sse2_psadbw): Likewise.
12157 (sse2_pmovmskb): Likewise.
12158 (*sse2_maskmovdqu): Likewise.
12159 (*sse2_maskmovdqu_rex64): Likewise.
12160 (sse4a_extrqi): Likewise.
12161 (sse4a_extrq): Likewise.
12162 (sse3_lddqu): Set prefix_rep.
12163 (sse3_addsubv4sf3): Likewise.
12164 (sse3_haddv4sf3): Likewise.
12165 (sse3_hsubv4sf3): Likewise.
12166 (sse_cvtss2si): Likewise.
12167 (sse_cvtss2si_2): Likewise.
12168 (sse_cvtss2siq): Likewise.
12169 (sse_cvtss2siq_2): Likewise.
12170 (sse_cvttss2si): Likewise.
12171 (sse_cvttss2siq): Likewise.
12172 (sse2_cvttps2dq): Likewise.
12173 (sse3_movshdup): Likewise.
12174 (sse3_movsldup): Likewise.
12175 (sse2_cvtsd2si): Likewise.
12176 (sse2_cvtsd2si_2): Likewise.
12177 (sse2_cvtsd2siq): Likewise.
12178 (sse2_cvtsd2siq_2): Likewise.
12179 (sse2_cvttsd2si): Likewise.
12180 (sse2_cvttsd2siq): Likewise.
12181 (*sse2_cvtpd2dq): Likewise.
12182 (*sse2_cvttpd2dq): Likewise.
12183 (sse2_pshuflw_1): Likewise.
12184 (sse2_pshufhw_1): Likewise.
12185 (sse4a_insertqi): Likewise.
12186 (sse4a_insertq): Likewise.
12187 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12188 (ssse3_phadddv4si3): Likewise.
12189 (ssse3_phaddswv8hi3): Likewise.
12190 (ssse3_phsubwv8hi3): Likewise.
12191 (ssse3_phsubdv4si3): Likewise.
12192 (ssse3_phsubswv8hi3): Likewise.
12193 (ssse3_pmaddubswv8hi3): Likewise.
12194 (ssse3_pmulhrswv8hi3): Likewise.
12195 (ssse3_pshufbv16qi3): Likewise.
12196 (ssse3_psign<mode>3): Likewise.
12197 (ssse3_palignrti): Likewise.
12198 (abs<mode>2): Likewise.
12199 (ssse3_phaddwv4hi3): Set prefix_extra.
12200 (ssse3_phadddv2si3): Likewise.
12201 (ssse3_phaddswv4hi3): Likewise.
12202 (ssse3_phsubwv4hi3): Likewise.
12203 (ssse3_phsubdv2si3): Likewise.
12204 (ssse3_phsubswv4hi3): Likewise.
12205 (ssse3_pmaddubswv4hi3): Likewise.
12206 (ssse3_pmulhrswv4hi3): Likewise.
12207 (ssse3_pshufbv8qi3): Likewise.
12208 (ssse3_psign<mode>3): Likewise.
12209 (ssse3_palignrdi): Likewise.
12210 (abs<mode>2): Likewise.
12211 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12212 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12213 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12215 2007-04-23 Nick Clifton <nickc@redhat.com>
12217 * params.def: Fix formatting of emacs local variables.
12219 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12221 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12222 move if inter-unit move isn't allowed.
12223 Don't split moving the first element of V2DI to DI to inter-unit
12224 move if inter-unit move isn't allowed.
12226 2007-04-23 Richard Guenther <rguenther@suse.de>
12228 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12229 and CDI_POST_DOMINATORS separately.
12231 2007-04-23 Nick Clifton <nickc@redhat.com>
12233 * c.opt (Wformat-contains-nul): Add warning attribute.
12235 2007-04-23 Jan Hubicka <jh@suse.cz>
12237 * function.c (init_function_start): Don't init line number info.
12238 (expand_function_end): Update.
12239 (reset_block_changes, record_block_change, finalize_block_changes,
12240 check_block_change, free_block_changes): Kill.
12241 * function.h (reset_block_changes, record_block_change,
12242 finalize_block_changes, check_block_change, free_block_changes):
12244 (struct function): Remove ib_boundaries_block.
12245 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12246 Use curr_insn_locator to initialize locator.
12247 (emit_line_note): Remove.
12248 * cfgexpand.c (expand_gimple_cond_expr): Update.
12249 (construct_exit_block): Likewise.
12250 (tree_expand_cfg): Initialize/finalize locators.
12251 * expr.c (expand_expr_real): Update.
12252 * cfglayout.c (line_locators_locs, line_locators_lines,
12253 file_locators_locs, file_locators_files): Remove.
12254 (set_block_levels): Move to cfgexpand.c.
12255 (insn_locators_initialize): Remove.
12256 (pass_insn_locators_initialize): Remove.
12257 (locations_locators_locs, locations_locators_vals): New static vars.
12258 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12260 (insn_locators_alloc, insn_locators_finalize,
12261 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12263 (locator_location): New.
12264 (locator_line, locator_file): Rewrite.
12265 * rtl.h (emit_line_note): Kill.
12266 (insn_locators_alloc, insn_locators_finalize,
12267 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12269 * tree-inline.c (initialize_cfun): Do not initialize
12270 ib_boundaries_block.
12271 * passes.c (pass_insn_locators_initialize): Remove.
12273 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12275 PR middle-end/31448
12276 * expr.c (reduce_to_bit_field_precision): Handle
12279 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12281 PR tree-optimization/24659
12282 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12283 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12284 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12285 * genopinit.c (optabs): Rename vec_pack_mod_optab
12286 to vec_pack_trunc_optab.
12287 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12288 early for scalar floating point operands for NOP_EXPR.
12289 (vectorizable_type_promotion): Ditto.
12290 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12291 vec_pack_trunc_optab.
12292 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12294 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12295 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12296 Rename from VEC_PACK_MOD_EXPR.
12297 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12298 * expr.c (expand_expr_real_1): Ditto.
12299 * tree-inline.c (estimate_num_insns_1): Ditto.
12300 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12302 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12303 (vec_unpacks_lo_v4sf): Ditto.
12304 (vec_pack_trunc_v2df): Ditto.
12305 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12306 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12307 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12309 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12311 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12313 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12314 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12315 packing of floating point operands.
12316 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12317 represent unpacking of floating point operands.
12318 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12319 [vec_unpacks_hi]: Ditto.
12320 [vec_unpacks_lo]: Ditto.
12322 2007-04-22 Jan Hubicka <jh@suse.cz>
12324 * final.c (rest_of_handle_final): Call
12325 targetm.asm_out.constructor/targetm.asm_out.destructor
12326 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12327 proper priority via decl_*_priority_insert.
12328 * c-common.c (c_expand_body): Likewise.
12330 2007-04-22 Richard Guenther <rguenther@suse.de>
12332 PR tree-optimization/29789
12333 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12334 (rewrite_reciprocal): New helper split out from
12335 determine_invariantness_stmt.
12336 (rewrite_bittest): Likewise.
12337 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12338 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12341 2007-04-22 Revital Eres <eres@il.ibm.com>
12343 * loop-unroll.c (var_to_expand): New field to support also
12344 insns of the form x = something + x.
12345 (analyze_insn_to_expand_var): Use it.
12346 (expand_var_during_unrolling): Likewise.
12348 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12350 * predict.c: Include pointer-set.h.
12351 (bb_predictions): New variable.
12352 (tree_predicted_by_p, tree_predict_edge,
12353 remove_predictions_associated_with_edge): Use bb_predictions map
12354 instead of bb->predictions.
12355 (clear_bb_predictions, assert_is_empty): New functions.
12356 (combine_predictions_for_bb): Use bb_predictions map. Call
12357 clear_bb_predictions.
12358 (tree_estimate_probability): Create and free bb_predictions map.
12359 * Makefile.in (predict.o): Add pointer-set.h dependency.
12360 * basic-block.h (struct basic_block_def): Remove predictions
12362 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12364 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12367 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12370 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12372 * timevar.c (timevar_print): Change reference of --disable-checking to
12373 --enable-checking=release. Also warn if assert checking is disabled.
12375 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12378 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12379 decl as addressable if the compound literal was marked as
12381 Mark the decl as a gimple register if it is a complex or
12382 vector decl and does not live in memory.
12384 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12386 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12387 (GENERIC_NEXT): New function macro.
12388 (PHI_CHAIN): Use phi_node's new chain variable.
12389 (tree_phi_node): Change tree_common to tree_base
12390 and add the chain field.
12391 * tree-phinodes.c (make_phi_node): Don't set
12392 TREE_TYPE on the new node.
12393 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12394 instead of checking GIMPLE_TUPLE_P in chain_next.
12395 * tree-vect-transform.c
12396 (get_initial_def_for_induction): Look at
12397 PHI_RESULT_TREE for the type of the phi node.
12398 (update_vuses_to_preheader): Use PHI_CHAIN
12399 instead of TREE_CHAIN on the phi node.
12400 * tree-ssa-structalias.c (compute_points_to_sets):
12402 (ipa_pta_execute): Likewise.
12404 2007-04-21 Richard Guenther <rguenther@suse.de>
12406 PR middle-end/31136
12407 * fold-const.c (fold_unary): Call fold_convert_const on the
12410 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12412 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12413 (store_killed_in_pat): New.
12415 2007-04-20 Richard Henderson <rth@redhat.com>
12418 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12419 TREE_LIST with a void_type_node value, not void_list_node exactly.
12421 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12423 * doc/standards.texi: Re-arrange into language-specific
12424 subsections. Add a C++ section, documenting which standards we
12427 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12429 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12430 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12432 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12434 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12435 ecrti.o and crtbegin.o.
12436 (LIB_DEFAULT_SPEC): Include -lc.
12437 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12439 2007-04-20 Richard Henderson <rth@redhat.com>
12442 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12443 argument; update all callers.
12444 (get_unaligned_offset): New.
12445 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12446 get_unaligned_address, just pass on the address directly.
12447 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12448 the subreg in the helper patterns.
12449 (unaligned_extendqidi_le): Use get_unaligned_offset.
12450 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12451 (unaligned_extendhidi_be): Likewise.
12452 (unaligned_extendhidi): Tidy.
12453 * config/alpha/alpha-protos.h: Update.
12455 2007-04-20 Richard Henderson <rth@redhat.com>
12457 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12458 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12459 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12460 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12461 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12462 (CPP_SPEC): Don't include %(cpp_subtarget).
12463 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12464 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12465 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12467 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12469 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12470 for __builtin_ia32_cmpordss.
12472 PR tree-optimization/31632
12473 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12474 and arg1 for optimizations of comparison against min/max values.
12475 Fold arg0 to arg1's type for optimizations of comparison against
12476 min+1 and max-1 values.
12478 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12480 * reload.c (combine_reloads): When trying to use a dying register,
12481 check whether it's uninitialized and don't use if so.
12483 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12485 * fold-const.c: Remove prototypes for native_encode_expr and
12486 native_interpret_expr.
12487 (native_encode_expr): Make non-static.
12488 (native_interpret_expr): Likewise.
12489 * tree.h: Add prototypes for the above.
12491 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12493 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12494 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12495 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12496 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12497 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12498 Add length attributes.
12500 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12502 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12505 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12506 __STDC_WANT_DEC_FP__.
12508 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12510 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12511 for long double compatibility.
12512 * configure: Regenerate.
12514 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12516 PR rtl-optimization/29841
12517 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12519 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12520 that may cause control flow transfer from being moved.
12522 2007-04-18 Jan Hubicka <jh@suse.cz>
12524 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12527 2007-04-18 Eric Christopher <echristo@apple.com>
12529 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12530 only. Update operands.
12531 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12532 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12533 link register to pic register.
12535 2007-04-18 Dirk Mueller <dmueller@suse.de>
12537 PR diagnostic/31227
12538 * tree-vrp.c (search_for_addr_array): New.
12539 (check_array_bounds): Suppress warning about
12540 address taken of array refs if its not de-referenced.
12542 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12544 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12545 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12547 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12548 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12549 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12551 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12553 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12555 (vect_analyze_scalar_cycles): Fix indentation.
12556 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12557 (vect_mark_relevant): Include phis in relevance analysis.
12559 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12561 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12563 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12564 output_operand_lossage().
12566 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12568 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12569 the unused code for reduction without adjust-in-epilog to simplify the
12572 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12574 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12575 (S390_TDC_NEGATIVE_ZERO): New constant.
12576 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12577 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12578 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12579 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12580 (S390_TDC_POSITIVE_INFINITY): New constant.
12581 (S390_TDC_NEGATIVE_INFINITY): New constant.
12582 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12583 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12584 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12585 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12586 (S390_TDC_INFINITY): New constant.
12587 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12588 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12589 optimization for UNSPEC_CCZ_TO_INT.
12590 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12591 ("*ccz_to_int"): New insn.
12592 ("isinf<mode>2"): New insn.
12593 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12594 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12595 (UNSPEC_CCZ_TO_INT): New constant.
12597 2007-04-18 Richard Guenther <rguenther@suse.de>
12599 PR tree-optimization/19431
12600 PR tree-optimization/21463
12601 * tree-pass.h (pass_phiprop): Declare.
12602 * passes.c (init_optimization_passes): New phiprop pass.
12603 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12604 (phivn_valid_p): New helper function.
12605 (phiprop_insert_phi): Likewise.
12606 (propagate_with_phi): Likewise.
12607 (tree_ssa_phiprop): New propagator propagating loads
12608 through phi nodes if profitable.
12610 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12612 * tree-vect-analyze.c (process_use): New function.
12613 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12614 Check phis in all bbs.
12615 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12618 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12620 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12623 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12626 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12629 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12631 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12633 (sse_vmmulv4sf3): Likewise.
12634 (sse2_vmaddv2df3): Likewise.
12635 (sse2_vmmulv2df3): Likewise.
12637 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12639 PR rtl-optimization/31360
12640 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12641 (target_reg_cost): New.
12642 (init_set_costs): Initialize target_reg_cost. Add comments
12643 regarding the rationale of the costs.
12644 (global_cost_for_size): Renamed to...
12645 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12646 of register pressure.
12647 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12648 estimate_reg_pressure_cost. Add number of ivs.
12649 (determine_set_costs): Dump target_reg_cost.
12650 * loop-invariant.c (gain_for_invariant): Use
12651 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12652 (best_gain_for_invariant, find_invariants_to_move): Remove
12654 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12655 (target_reg_cost): Declare.
12656 (global_cost_for_size): Declaration removed.
12657 (estimate_reg_pressure_cost): Declare.
12659 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12661 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12662 regnos into even/odd register pairs.
12663 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12664 TDmode similar to the other floating point modes.
12665 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12666 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12668 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12669 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12670 (movdd_hardfloat64): Use TARGET_MFPGPR.
12672 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12674 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12677 2005-01-05 Richard Henderson <rth@redhat.com>
12679 * reload1.c (do_input_reload): Restrict the optimization deleteing
12680 a previous output reload to RELOAD_FOR_INPUT.
12682 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12684 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12685 induc_vec_info_type.
12686 (vectorizable_induction): New function declaration.
12687 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12688 check if already vectorized. Find first place in BB where new stmts
12689 can be inserted. Takes only one argument.
12690 (vectorizable_induction): New function.
12691 (vect_transform_stmt): Add case for induc_vec_info_type to call
12692 vectorizable_induction.
12693 (vect_transform_loop): Consider phis for vectorization.
12694 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12696 (analyze_operations): Call vectorizable_induction when analyzing phis.
12698 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12699 (vect_mark_relevant): Include phis in relevance analysis.
12700 (vect_mark_stmts_to_be_vectorize): Likewise.
12701 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12703 2007-04-16 Lawrence Crowl <crowl@google.com>
12705 * doc/invoke.texi (Debugging Options): Add documentation for the
12706 -femit-struct-debug options -femit-struct-debug-baseonly,
12707 -femit-struct-debug-reduced, and
12708 -femit-struct-debug-detailed[=...].
12710 * c-opts.c (c_common_handle_option): Add
12711 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12712 and OPT_femit_struct_debug_detailed_.
12713 * c.opt: Add specifications for
12714 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12715 and -femit-struct-debug-detailed[=...].
12716 * opts.c (set_struct_debug_option): Parse the
12717 -femit-struct-debug-... options.
12718 * opts.c (matches_main_base, main_input_basename,
12719 main_input_baselength, base_of_path, matches_main_base): Add
12720 variables and functions to compare header base name to compilation
12722 * opts.c (should_emit_struct_debug): Add to determine to emit a
12723 structure based on the option.
12724 (dump_struct_debug) Also disabled function to debug this
12726 * opts.c (handle_options): Save the base name of the
12729 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12730 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12731 This hook indicates if a type is generic. Set it by default
12732 to "never generic".
12733 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12734 to determine if a struct type is generic or not.
12735 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12736 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12737 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12738 with live C++ hook.
12740 * flags.h (enum debug_info_usage): Add an enumeration to describe
12741 a program's use of a structure type.
12742 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12743 to indicate the program's usage of the type. Filter structs based
12744 on the -femit-struct-debug-... specification.
12745 (gen_type_die): Split into two routines, gen_type_die and
12746 gen_type_die_with_usage. gen_type_die is now a wrapper
12747 that assumes direct usage.
12748 (gen_type_die_with_usage): Replace calls to gen_type_die
12749 with gen_type_die_with_usage adding the program usage of
12750 the referenced type.
12751 (dwarf2out_imported_module_or_decl): Suppress struct debug
12752 information using should_emit_struct_debug when appropriate.
12754 2007-04-16 Ian Lance Taylor <iant@google.com>
12756 PR tree-optimization/31522
12757 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12758 (vrp_initialize): Allocate vr_phi_edge_counts.
12759 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12760 executable edge. Drop test for all constants.
12761 (vrp_finalize): Free vrp_phi_edge_counts.
12763 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12764 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12766 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12767 predecessors at head rather than tail.
12769 2007-04-16 Matthias Klose <doko@debian.org>
12771 * config/alpha/linux.h (CPP_SPEC): Define.
12772 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12774 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12776 * function.h: Remove sequence_stack extern declaration.
12778 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12780 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12782 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12785 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12787 * config/avr/avr.c (avr_arch_types): Rearranging array.
12788 (enum avr_arch): Add.
12789 (avr_mcu_types): Use avr_arch enumeration constants instead of
12791 * config/avr/avr.h (LINK_SPEC): Simplify.
12793 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12795 * config/m68k/m68k.c (m68k_libcall_value,
12796 m68k_function_value): Use macros for register names more.
12798 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12800 (M68K_REGNAME): Use A6_REG.
12801 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12803 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12805 PR middle-end/28071
12806 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12807 'pending_read_list_length' and 'pending_write_list_length'. Update
12809 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12810 to handle two length counters instead of one. Update all uses.
12811 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12812 two length counters instead of one.
12813 * sched-rgn.c (propagate_deps): Update to handle two length counters
12816 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12819 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12820 copy of source, pass it to ix86_expand_vector_set and return
12823 2007-04-16 David Ung <davidu@mips.com>
12824 Joseph Myers <joseph@codesourcery.com>
12826 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12827 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12828 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12829 Add 74K processor information.
12830 * config/mips/mips.md: Include 74k.md.
12831 (cpu): Add 74kc,74kf,74kx.
12832 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12833 * config/mips/74k.md: New.
12834 * doc/invoke.texi (MIPS Options): Document 74K support.
12836 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12838 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12839 vectorizable_* functions.
12840 * tree-vect-transform.c (vectorizable_call): Add check for
12841 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12842 (vectorizable_store): likewise.
12843 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12845 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12846 (vectorizable_type_promotion, vectorizable_load): Likewise.
12847 (vectorizable_live_operation, vectorizable_condition): Likewise.
12848 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12850 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12852 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12854 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12855 register numbers more.
12856 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12857 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12858 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12859 FUNCTION_VALUE_REGNO_P): Likewise.
12860 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12861 STATIC_CHAIN_REGNUM): Likewise.
12862 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12863 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12864 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12865 * config/m68k/m68k.md (FP_REG): New.
12867 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12869 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12872 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12874 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12875 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12878 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12880 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12883 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12886 * c-decl.c (finish_decl): Grab the type of the decl after the call
12887 to store_init_value.
12889 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12891 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12893 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12896 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12897 dominators, post dominators and cleanup cfg before returning.
12899 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12901 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12902 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12904 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12906 * config.gcc: Recognize fido.
12907 * config/m68k/m68k-devices.def (fidoa): New.
12908 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12910 (FL_FIDOA, TARGET_FIDOA): New.
12911 * config/m68k/m68k.opt (mfidoa): New.
12913 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12915 PR middle-end/31322
12916 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12917 when a personality function is used.
12919 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12921 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12923 2007-04-13 Mike Stump <mrs@apple.com>
12925 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12927 * config/darwin.opt (fapple-kext): Make C++ only.
12928 * config/darwin.c (darwin_override_options): Remove code to ensure
12929 -fapple-kext is given for C++ only.
12931 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12933 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12934 * config/mips/mips.c (override_options): Call
12935 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12937 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12939 * config/i386/i386.opt (msvr3-shlib): Removed.
12941 * doc/invoke.texi: Remove -msvr3-shlib.
12943 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12945 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12946 with "popcnt" instruction.
12948 2007-04-13 Richard Guenther <rguenther@suse.de>
12950 PR tree-optimization/21258
12951 * tree-vrp.c (compare_case_labels): New helper.
12952 (find_switch_asserts): New function.
12953 (find_assert_locations): Call it for SWITCH_EXPRs.
12955 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12957 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12958 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12959 check is now implied in X87_FLOAT_MODE_P.
12960 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12961 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12962 (fix_trunc<mode>_i386_fisttp): Ditto.
12963 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12964 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12965 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12966 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12967 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12968 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12969 (unnamed_splitters): Ditto.
12970 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12971 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12972 FIRST_SSE_REG for local functions when SSE math is enabled or
12973 for functions with sseregparm attribute.
12974 (standard_80387_constant_p): Return -1 if mode is not
12976 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12977 (ix86_expand_compare): Ditto.
12978 (ix86_expand_carry_flag_compare): Ditto.
12979 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12980 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12981 DECIMAL_FLOAT_MODE_P.
12982 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12983 of SCALAR_FLOAT_MODE_P.
12984 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12985 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12986 checks before FLOAT_MODE_P.
12987 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12988 before FLOAT_MODE_P.
12993 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12995 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12996 Charles Wilson <libtool@cwilson.fastmail.fm>
12998 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12999 (libgcc.mvars): Don't depend on them.
13000 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
13001 * exec-tool.in: New.
13003 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
13005 * doc/invoke.text (--help): Document --help=common.
13007 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
13009 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
13011 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13013 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
13014 * genemit.c (main): Emit #include "integrate.h".
13015 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
13016 (LOADGP_RTP): New mips_loadgp_style.
13017 * config/mips/mips.h: Include config/vxworks-dummy.h.
13018 (TARGET_RTP_PIC): New macro.
13019 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13020 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13021 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13022 for TARGET_RTP_PIC.
13023 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13024 -mvxworks-pic when using -mrtp and a PIC option.
13025 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13027 (mips_symbolic_constant_p, mips_symbolic_address_p)
13028 (mips_symbol_insns): Handle SYMBOL_HALF.
13029 (override_options): Warn about -G and -mrtp being used together.
13030 Initialize mips_lo_relocs[SYMBOL_HALF].
13031 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13032 (mips_emit_loadgp): Handle LOADGP_RTP.
13033 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13034 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13035 (tablejump): Handle function-relative case table entries if
13037 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13039 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13041 * config/mips/mips.md (load_call<mode>): Allow any general register.
13043 (sibcall_value_internal, sibcall_value_multiple_internal)
13044 (call_value_internal, call_value_split, call_value_multiple_internal)
13045 (call_value_multiple_split): Remove constraints from operand 0.
13047 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13049 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13050 rather than loadgp_noshared.
13051 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13052 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13054 * config/mips/mips.md (loadgp): Rename to...
13055 (loadgp_newabi): ...this.
13056 (loadgp_noshared): Rename to...
13057 (loadgp_absolute): ...this.
13059 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13061 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13062 false for locally-binding symbols.
13063 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13065 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13067 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13068 (SYMBOL_GOT_PAGE_OFST): ...this.
13069 (SYMBOL_GOT_GLOBAL): Rename to...
13070 (SYMBOL_GOT_DISP): ...this.
13071 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13072 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13073 * config/mips/mips.c (mips_global_symbol_p): New function.
13074 (mips_symbol_binds_local_p): Likewise.
13075 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13076 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13077 mips_global_symbol_p and mips_symbol_binds_local_p.
13078 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13079 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13080 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13081 SYMBOL_GOTOFF_DISP.
13082 (mips_ok_for_lazy_binding_p): New function.
13083 (mips_load_call_address, mips_expand_call): Use it.
13084 (mips_dangerous_for_la25_p): Likewise.
13085 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13086 (*got_disp<mode>): Use got_disp_operand instead of
13087 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13088 SYMBOL_GOTOFF_GLOBAL.
13089 (*got_page<mode>): Use got_page_ofst_operand instead of
13091 * config/mips/predicates.md (const_call_insn_operand): Use
13092 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13093 (global_got_operand): Rename to...
13094 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13096 (local_got_operand): Rename to...
13097 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13098 of SYMBOL_GOT_LOCAL.
13100 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13102 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13103 TARGET_CALL_CLOBBERED_GP.
13104 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13105 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13106 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13107 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13108 of TARGET_ABICALLS && !TARGET_NEWABI.
13109 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13110 * config/mips/mips.c (mips_load_call_address): Check
13111 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13112 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13113 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13114 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13115 TARGET_ABICALLS && TARGET_NEWABI.
13116 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13118 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13119 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13120 TARGET_ABICALLS && TARGET_NEWABI.
13121 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13122 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13123 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13124 whether indirect calls must use $25.
13125 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13127 * config/mips/mips.md (jal_macro): Check flag_pic and
13128 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13129 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13130 instead of TARGET_ABICALLS.
13131 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13132 TARGET_ABICALLS && TARGET_OLDABI.
13133 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13134 (sibcall): In the comment above the define_insn, mention
13135 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13136 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13137 instead of TARGET_ABICALLS.
13139 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13141 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13142 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13143 (MACFLAGS_MATCH_P): New macro.
13144 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13145 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13146 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13147 the other MACFLAG constants.
13148 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13149 (flag_machi): Tighten constraints. Renumber some of the operands.
13150 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13152 (flag_machi_parts_acconly): New pattern.
13153 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13155 (flag_macinit1hi): Tighten constraints.
13156 (flag_mul_macv2hi_parts_acconly): New pattern.
13158 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13159 Use a more efficient implementation.
13160 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13161 inline sequences when not optimizing for size.
13163 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13164 movhi_high2low): Delete, merge functionality into...
13165 (packv2hi): ... this pattern.
13167 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13168 * config/bfin/bfin.opt (msim): New option.
13169 (mcpu=): New option.
13170 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13171 (bfin_cpu_t): Typedef of enum bfin_cpu.
13172 (bfin_cpu_type): New declaration.
13173 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13174 -msim and -mcpu= options.
13175 (LIB_SPEC): Likewise.
13176 * config/bfin/bfin.c (bfin_cpu_type): Define.
13177 (bfin_handle_option): Handle -mcpu= option.
13178 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13179 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13180 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13182 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13184 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13185 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13186 (powerpc-wrs-vxworksae): Use ${tm_file}.
13187 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13188 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13189 * config/i386/vx-common.h: New file.
13191 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13193 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13196 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13198 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13201 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13205 * c-common.c (c_build_qualified_type): Set canonical type
13208 2007-04-12 Richard Guenther <rguenther@suse.de>
13210 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13211 lower bound and element size if lower bound is not zero
13212 or either of the ARRAY_REF operands is set.
13214 2007-04-12 Richard Guenther <rguenther@suse.de>
13216 PR tree-optimization/24689
13217 PR tree-optimization/31307
13218 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13220 * gimplify.c (canonicalize_addr_expr): To be consistent with
13221 gimplify_compound_lval only set operands two and three of
13222 ARRAY_REFs if they are not gimple_min_invariant. This makes
13223 it never at this place.
13224 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13226 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13228 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13229 null before emitting a .nsubspa directive.
13231 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13233 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13234 need_to_partition_p if there are no memory statements in the
13237 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13239 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13240 (gcd_of_steps_may_divide_p): New function.
13241 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13243 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13245 * reload.c (find_reloads_toplev, find_reloads_address,
13246 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13247 not a pointer equality test, to decide if we need to call
13248 push_reg_equiv_alt_mem.
13250 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13252 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13253 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13255 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13257 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13259 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13260 vector to be positive.
13262 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13266 * doc/invoke.texi: Document --params max-aliased-vops and
13268 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13269 debug_memory_partitions): Move to tree-flow.h
13270 * params.h (AVG_ALIASED_VOPS): Define.
13271 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13273 (mp_info_t): Likewise.
13274 (get_mem_sym_stats_for): New.
13275 (set_memory_partition): Move from tree-flow-inline.h.
13276 (mark_non_addressable): Only clear the set of symbols for the
13277 partition if it exists.
13278 (dump_memory_partitions): Move from tree-ssa-operands.c
13279 (debug_memory_partitions): Likewise.
13280 (need_to_partition_p): New.
13281 (dump_mem_ref_stats): New.
13282 (debug_mem_ref_stats): New.
13283 (dump_mem_sym_stats): New.
13284 (debug_mem_sym_stats): New.
13285 (update_mem_sym_stats_from_stmt): New.
13286 (compare_mp_info_entries): New.
13287 (mp_info_cmp): Call it.
13288 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13290 (get_mpt_for): Move from tree-ssa-operands.c.
13291 (find_partition_for): New.
13292 (create_partition_for): Remove.
13293 (estimate_vop_reduction): New.
13294 (update_reference_counts): New.
13295 (build_mp_info): New.
13296 (compute_memory_partitions): Refactor.
13297 Document new heuristic.
13298 Call build_mp_info, update_reference_counts,
13299 find_partition_for and estimate_vop_reduction.
13300 (compute_may_aliases): Populate virtual operands before
13301 calling debugging dumps.
13302 (delete_mem_sym_stats): New.
13303 (delete_mem_ref_stats): New.
13304 (init_mem_ref_stats): New.
13305 (init_alias_info): Call it.
13306 (maybe_create_global_var): Remove alias_info argument.
13307 Get number of call sites and number of pure/const call sites
13308 from gimple_mem_ref_stats().
13309 (dump_alias_info): Call dump_memory_partitions first.
13310 (dump_points_to_info_for): Show how many times a pointer has
13312 * opts.c (decode_options): For -O2 set --param
13313 max-aliased-vops to 500.
13314 For -O3 set --param max-aliased-vops to 1000 and --param
13315 avg-aliased-vops to 3.
13316 * fortran/options.c (gfc_init_options): Remove assignment to
13318 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13319 * tree-dfa.c (dump_variable): Dump memory reference
13321 Dump NO_ALIAS* settings.
13322 (referenced_var_lookup): Tidy.
13323 (mem_sym_stats): New.
13324 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13325 and ORIG are different SSA names for a memory partition.
13326 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13327 * tree-flow.h (struct mem_sym_stats_d): Define.
13328 (mem_sym_stats_t): Define.
13329 (struct mem_ref_stats_d): Define.
13330 (struct gimple_df): Add field mem_ref_stats.
13331 (enum noalias_state): Define.
13332 (struct var_ann_d): Add bitfield noalias_state.
13333 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13334 debug_mem_ref_stats, debug_memory_partitions,
13335 debug_mem_sym_stats): Declare.
13336 * tree-ssa-structalias.c (update_alias_info): Update call
13337 sites, pure/const call sites and asm sites in structure
13338 returned by gimple_mem_ref_stats.
13339 Remove local variable IS_POTENTIAL_DEREF.
13340 Increase NUM_DEREFS if the memory expression is a potential
13342 Call update_mem_sym_stats_from_stmt.
13343 If the memory references memory, call
13344 update_mem_sym_stats_from_stmt for all the direct memory
13345 symbol references found.
13346 (intra_create_variable_infos): Set noalias_state field for
13347 pointer arguments according to the value of
13348 flag_argument_noalias.
13349 * tree-ssa-structalias.h (struct alias_info): Remove fields
13350 num_calls_found and num_pure_const_calls_found.
13351 (update_mem_sym_stats_from_stmt): Declare.
13352 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13353 Set default value to 100.
13354 (PARAM_AVG_ALIASED_VOPS): Define.
13356 2007-04-11 Richard Guenther <rguenther@suse.de>
13358 PR middle-end/31530
13359 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13360 a * -b + c as c - a * b if we honor sign dependent rounding.
13362 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13364 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13365 bfin_expand_strmov.
13366 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13367 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13369 (initialize_trampoline): Don't use old-style function definition.
13370 (bfin_secondary_reload): Mark IN_P argument as unused.
13372 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13374 PR tree-optimization/31343
13375 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13376 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13377 * testsuite/gcc.dg/vect/pr31343.c: New.
13379 2007-04-10 Eric Christopher <echristo@apple.com>
13381 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13382 * config/i386/i386.md (*cmpfp0): Use.
13383 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13384 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13385 (fix_trunc<mode>_i386_fisttp): Ditto.
13386 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13387 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13388 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13389 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13390 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13391 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13392 (unnamed_splitters): Ditto.
13393 * config/i386/i386.c (output_fix_trunc): Assert that
13394 we're not being passed a TFmode operand.
13396 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13398 PR tree-optimization/31526
13399 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13400 n_basic_blocks to find newly added blocks.
13402 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13404 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13406 (fix_trunc<mode>si_sse): Ditto.
13407 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13408 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13409 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13410 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13411 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13412 expander using SSEMODEF mode macro.
13413 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13414 expander using SSEMODEF mode macro.
13415 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13416 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13417 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13418 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13419 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13420 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13421 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13422 Macroize insn using X87MODEF mode macro.
13424 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13426 * config/i386/sse.md (sse2_pinsrw): Removed.
13427 (sse2_pextrw): Renamed to ...
13428 (*sse2_pextrw): This.
13430 2007-04-09 Jan Hubicka <jh@suse.cz>
13433 * config/i386/sse.md
13434 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13435 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13436 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13437 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13439 2007-04-09 Jan Hubicka <jh@suse.cz>
13441 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13442 multiple fields of union.
13444 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13446 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13447 (create_preheaders): Check that loops are available.
13448 (fix_loop_structure): Clean up, improve comments.
13449 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13450 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13452 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13453 * predict.c (tree_estimate_probability): Do not call
13454 calculate_dominance_info. Call create_preheaders.
13455 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13456 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13458 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13459 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13460 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13461 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13464 2007-04-08 Jan Hubicka <jh@suse.cz>
13466 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13467 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13468 * fold-const.c (fold_unary): Use it.
13470 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13472 * varasm.c (assemble_variable): Remove call to
13473 lang_hooks.decls.prepare_assemble_variable.
13474 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13475 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13476 * langhooks.h (lang_hooks_for_decls): Remove
13477 prepare_assemble_variable.
13479 2007-04-08 Mike Stump <mrs@apple.com>
13481 * config/i386/i386.c: Use inc/dec on Core2.
13483 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13485 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13486 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13487 lhd_tree_inlining_end_inlining): Remove.
13488 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13489 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13490 end_inlining hooks.
13491 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13492 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13493 lhd_tree_inlining_end_inlining): Remove prototypes.
13494 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13495 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13496 LANG_HOOKS_TREE_INLINING_START_INLINING,
13497 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13499 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13502 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13505 * config/avr/predicates.md (io_address_operand): Delete predicate.
13506 (low_io_address_operand): Don't use 'mode' argument.
13507 (higth_io_address_operand): Rename ...
13508 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13509 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13512 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13514 Revert change removing staticp.
13516 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13519 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13522 2007-04-07 Bruce Korb <bkorb@gnu.org>
13524 * c.opt: Add -Wformat-contains-nul.
13525 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13527 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13528 the NUL byte warning.
13530 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13532 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13534 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13536 * tree.c (staticp): No longer use staticp langhook.
13537 * langhooks.c (lhd_staticp): Removed.
13538 * langhooks.h (struct lang_hooks): Remove staticp.
13539 * c-common.c (c_staticp): Remove.
13540 * c-common.h (c_staticp): Ditto.
13541 * langhooks-defs.h (lhd_staticp): Ditto.
13542 (LHD_HOOKS_STATICP): Ditto
13543 * tree.h (gcc_assert_lowered): New macro.
13545 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13547 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13548 argument "reliable".
13549 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13550 Add argument "reliable". Propagate it through calls.
13551 (infer_loop_bounds_from_undefined): Derive number of iterations
13552 estimates from references in blocks that do not dominate loop latch.
13553 (gcov_type_to_double_int): New function.
13554 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13555 and expected_loop_iterations_unbounded.
13556 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13557 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13558 * tree-data-ref.c (estimated_loop_iterations): Export.
13559 (get_references_in_stmt): Fix -- do not return addresses of local
13561 * cfgloop.h (expected_loop_iterations_unbounded,
13562 estimated_loop_iterations): Declare.
13564 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13566 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13568 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13571 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13572 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13573 Use output_387_reg_move().
13574 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13575 expander using X87MODEF12 mode macro.
13576 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13577 choosing register preferences. Use output_387_reg_move().
13578 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13579 instead of "x". Use output_387_reg_move().
13580 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13581 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13582 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13583 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13584 Use output_387_reg_move().
13585 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13587 (*truncxf?f_i387 splitter): Ditto.
13589 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13591 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13592 LANG_HOOKS_SAFE_FROM_P.
13593 * expr.c (safe_from_p): Remove langhook call.
13594 * langhooks.h (lang_hooks): Remove safe_from_p.
13595 (lhd_safe_from_p): Remove prototype.
13596 * langhooks.c (lhd_safe_from_p): Remove.
13598 2007-04-06 Jan Hubicka <jh@suse.cz>
13600 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13603 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13605 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13606 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13607 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13608 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13610 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13611 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13613 2007-04-05 Richard Henderson <rth@redhat.com>
13615 * config/alpha/alpha.c (print_operand) [+]: Remove.
13616 (alpha_end_function): Print nop if call at end of function.
13617 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13618 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13619 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13620 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13621 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13622 the call pattern. Update peepholes to match.
13624 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13626 * doc/extend.texi (Other Builtins): Add decimal float variants
13628 * builtins.def: Ditto.
13629 * builtins.c (expand_builtin): Ditto.
13631 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13632 H.J. Lu <hongjiu.lu@intel.com>
13635 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13636 of V8HImode when calling ix86_binary_operator_ok.
13637 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13638 (sdot_prodv8hi): Operands 1 and 2 must be register.
13640 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13642 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13643 initialize align to silence bogus warning.
13645 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13647 PR middle-end/22156
13648 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13650 (struct sra_walk_fns): Remove use_all parameter from use.
13651 (sra_hash_tree): Handle BIT_FIELD_REFs.
13652 (sra_elt_hash): Don't hash bitfld blocks.
13653 (sra_elt_eq): Skip them in parent compares as well. Handle
13655 (sra_walk_expr): Don't maintain or pass down use_all_p.
13656 (scan_use): Remove use_all parameter.
13657 (scalarize_use): Likewise. Re-expand assignment to
13658 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13659 output, and re-scalarize after output. Don't mark anything
13661 (scalarize_ldst): Adjust.
13662 (scalarize_walk_gimple_modify_statement): Likewise.
13663 (build_element_name_1): Handle BIT_FIELD_REFs.
13664 (instantiate_element): Don't warn for any element whose parent
13665 is used as a whole.
13666 (instantiate_missing_elements_1): Return the sra_elt.
13667 (canon_type_for_field): New.
13668 (try_instantiate_multiple_fields): New.
13669 (instantiate_missing_elemnts): Use them.
13670 (mark_no_warning): Removed.
13671 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13672 (REPLDUP, sra_build_elt_assignment): New.
13673 (generate_copy_inout): Use them.
13674 (generate_element_copy): Likewise. Handle bitfld differences.
13675 (generate_element_zero): Don't recurse for blocks. Use
13676 sra_build_elt_assignment.
13677 (generate_one_element_int): Take elt instead of var. Use
13678 sra_build_elt_assignment.
13679 (generate_element_init_1): Adjust.
13680 (scalarize_use, scalarize_copy): Use REPLDUP.
13681 (scalarize_ldst): Move assert before dereference.
13682 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13684 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13686 * regmove.c: Fix unused variable warnings due to previous commit.
13688 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13690 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13691 (regmove_bb_head): Remove.
13692 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13693 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13694 problems with fixup_match_1.
13695 Don't initialize/free regmove_bb_head.
13697 (reg_is_remote_constant_p): If an insn is in the same basic block
13698 but not before INSN, consider it remote, too.
13700 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13703 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13704 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13706 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13708 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13709 (CONDITIONAL_REGISTER_USAGE): Likewise.
13711 2007-04-04 Richard Henderson <rth@redhat.com>
13713 * config/alpha/lib1funcs.asm: Remove unused file.
13715 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13718 * opts.c (print_specific_help): Fix --help=<language>
13720 (common_handle_option): Support --help=common.
13722 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13725 * gcc.c (main): Do not run the linker if
13726 print_subprocess_help indicates that it shouldn't be
13729 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13732 * doc/invoke.texi (--help=): Document <languages> value, fix
13733 formatting in tables of values.
13735 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13737 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13738 dllimport attribute of virtual methods.
13740 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13742 * config/score/crti.asm: Change _bss_start to __bss_start.
13743 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13744 (OUTGOING_REG_PARM_STACK_SPACE) update.
13745 * config/score/score.opt: add options to make backend support
13746 score5, score5u, score7 and score7d.
13747 * config/score/score.md: Likewise.
13748 * config/score/misc.md: Likewise.
13749 * config/score/mac.md: Likewise.
13750 * doc/invoke.texi: Likewise.
13751 * doc/md.texi: update constraints define.
13753 2007-04-03 Richard Henderson <rth@redhat.com>
13755 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13756 an appropriate type, use the mode instead.
13758 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13760 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13761 Set the default --with-arch setting to mips2.
13762 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13763 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13764 (MULTILIB_OSDIRNAMES): Delete.
13765 (MULTILIB_DIRNAMES): Define.
13766 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13767 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13768 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13769 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13770 VXWORKS_OS_CPP_BUILTINS.
13771 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13772 (MIPS_DEBUGGING_INFO): Undefine.
13773 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13775 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13777 PR middle-end/30704
13778 * fold-const.c (native_encode_real): Encode real.c provided longs
13779 as a series of 32-bit native integers.
13780 (native_interpret_real): Interpret buffer as a series of 32-bit
13783 2007-04-03 Richard Guenther <rguenther@suse.de>
13785 * genpreds.c (write_insn_constraint_len): Write function
13786 optimized for CONSTRAINT_LEN implementation.
13787 (write_tm_preds_h): Output insn_constraint_len inline and
13788 use it for CONSTRAINT_LEN.
13789 (write_insn_preds_c): Don't output insn_constraint_len.
13790 * doc/md.texi (define_register_constraint): Document multi-letter
13791 constraints shall have the same length if they start with the same
13794 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13797 * config/i386/i386.md (isinf<mode>2): Expand only when
13798 TARGET_C99_FUNCTIONS is set.
13800 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13802 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13803 (x86_64-*-linux*): Ditto.
13804 * config/i386/i386.opt (mpc): New option.
13805 * config/i386/i386.c (overrride_options): Handle
13806 ix87_precision_string.
13807 * config/i386/crtprec.c: New file.
13808 * config/i386/t-crtpc: Ditto.
13809 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13810 and -mpc80 options.
13811 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13812 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13813 crtprec32.o, crtprec64.o and crtprec80.o.
13815 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13816 and -mpc80 options.
13817 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13819 2007-04-02 Eric Christopher <echristo@apple.com>
13821 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13822 limitations on darwin.
13824 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13827 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13829 2007-04-02 Dave Korn <dave.korn@artimi.com>
13831 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13833 2007-04-02 Dave Korn <dave.korn@artimi.com>
13835 * libgcc2.h (exception_descriptor): Don't forward-declare.
13836 (__get_eh_table_language, __get_eh_table_version): Delete
13837 prototypes of long-dead functions.
13839 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13841 * ebitmap.h: New file
13842 * ebitmap.c: New file
13843 * Makefile.in (ebitmap.o): New target.
13845 2007-04-01 Jan Hubicka <jh@suse.cz>
13847 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13848 before very first instruction.
13850 2007-04-01 Jan Hubicka <jh@suse.cz>
13852 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13853 waring on 64bit hosts.
13854 * bitmap.h: Fix typo in bitmap_head_def.
13856 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13858 PR rtl-optimization/31391
13859 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13860 into a DELETED_LABEL note, and the label is in an empty basic
13861 block, update BB_END as well as BB_HEAD.
13863 2007-04-01 Richard Henderson <rth@redhat.com>
13865 PR tree-optimization/31169
13866 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13867 to varying if the range is outside [0, prec-1].
13869 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13872 * config/mips/mips.md (load_const_gp): New insn.
13873 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13874 the MIPS16 GP pseudo register if no_new_pseudos.
13875 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13877 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13880 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13882 (call_value): Likewise.
13884 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13885 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13888 * doc/invoke.texi: (optimization options): Reword description
13889 of -ffast-math. Document its primary purpose.
13891 2007-03-31 Richard Guenther <rguenther@suse.de>
13893 * omp-low.c (splay-tree.h): Include.
13894 (lookup_decl): Replace splay-tree usage by pointer-map.
13895 (maybe_lookup_decl): Likewise.
13896 (new_omp_context): Likewise.
13897 (delete_omp_context): Likewise.
13898 * gimplify.c (splay-tree.h): Include.
13899 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13901 (remap_ssa_name): Likewise.
13902 (remap_decl): Likewise.
13903 (remap_type_1): Likewise.
13904 (remap_type): Likewise.
13905 (copy_body_r): Likewise.
13906 (expand_call_inline): Likewise.
13907 (clone_body): Likewise.
13908 (copy_tree_r): Likewise.
13909 (remap_save_expr): Likewise.
13910 (unsave_r): Likewise.
13911 (unsave_expr_now): Likewise.
13912 (tree_function_versioning): Likewise.
13913 (build_duplicate_type): Likewise.
13914 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13915 (struct copy_body_data): Replace splay-tree by pointer-map.
13916 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13917 not $(SPLAY_TREE_H).
13918 (gimplify.o): Depend on $(SPLAY_TREE_H).
13919 (omp-low.p): Likewise.
13921 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13923 * config/avr/predicates.md (even_register_operand,
13924 odd_register_operand): New predicates.
13925 * config/avr/avr.md (movw peephole2): New.
13926 (movw_r peephole2): New.
13928 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13930 * tree.h (get_signed_or_unsigned_type): New.
13931 * fold-const.c (operand_equal_for_comparison_p): Use
13932 get_signed_or_unsigned_type instead of
13933 lang_hooks.types.signed_or_unsigned_type.
13934 * expr.c (store_expr): Ditto.
13935 * langhooks.c (get_signed_or_unsigned_type): New.
13936 (lhd_signed_or_unsigned_type): New.
13937 * langhooks.h (lhd_signed_or_unsigned_type): New.
13938 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13940 2007-03-30 Richard Henderson <rth@redhat.com>
13942 * tree-ssa-loop-ivopts.c: Include target.h.
13943 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13944 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13945 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13946 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13948 2007-03-30 Richard Henderson <rth@redhat.com>
13949 Kai Tietz <kai.tietz@onevision.com>
13951 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13952 default for 64-bit.
13953 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13954 (TARGET_64BIT_MS_ABI): New.
13955 (DBX_REGISTER_NUMBER): Handle 64-bit.
13956 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13957 (LONG_TYPE_SIZE): Force to 32.
13958 (REG_PARM_STACK_SPACE): New.
13959 (OUTGOING_REG_PARM_STACK_SPACE): New.
13960 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13961 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13962 (STACK_BOUNDARY): Use 128 for 64-bit.
13963 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13964 Add 64-bit implementation.
13965 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13967 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13968 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13969 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13970 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13971 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13972 TARGET_64BIT_MS_ABI.
13973 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13974 (ix86_pass_by_reference): Likewise.
13975 (ix86_function_value_regno_p): Likewise.
13976 (ix86_build_builtin_va_list): Likewise.
13977 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13978 (function_arg_advance_ms_64): New.
13979 (function_arg_advance): Call it.
13980 (function_arg_ms_64): New.
13981 (function_arg): Call it.
13982 (function_value_ms_64): New.
13983 (ix86_function_value_1): Call it.
13984 (return_in_memory_ms_64): New.
13985 (ix86_return_in_memory): Call it.
13986 (setup_incoming_varargs_ms_64): New.
13987 (ix86_setup_incoming_varargs): Call it.
13988 (ix86_expand_prologue): Handle 64-bit stack probing.
13989 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13990 (output_pic_addr_const): Likewise.
13991 (x86_this_parameter): Likewise.
13992 (x86_output_mi_thunk): Likewise.
13993 (x86_function_profiler): Likewise.
13994 (TARGET_STRICT_ARGUMENT_NAMING): New.
13995 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13996 (TARGET_64BIT_MS_ABI): New.
13997 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13998 * config/i386/i386.md (allocate_stack_worker): Remove.
13999 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
14000 describe the clobber of eax without a match_scratch.
14001 (allocate_stack_worker_postreload): Remove.
14002 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
14003 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
14004 (allocate_stack_worker_rex64_postreload): Remove.
14005 (allocate_stack): Handle 64-bit.
14006 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
14007 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
14008 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
14009 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
14010 (STANDARD_STARTFILE_PREFIX_1): Likewise.
14011 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
14012 * config.build (x86_64-*-mingw*): New host.
14013 * config.host (x86_64-*-mingw*): New host.
14014 * config.gcc (x86_64-*-mingw*): New target.
14015 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14017 2007-03-30 Richard Henderson <rth@redhat.com>
14018 Kai Tietz <kai.tietz@onevision.com>
14020 * c-pragma.c (struct def_pragma_macro_value): New.
14021 (struct def_pragma_macro): New.
14022 (pushed_macro_table): New.
14023 (dpm_hash, dpm_eq): New.
14024 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14025 (init_pragma): Install them.
14026 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14028 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14030 * config/avr/avr.c (avr_override_options): Clear
14031 'flag_delete_null_pointer_checks'.
14033 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14036 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14037 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14038 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14039 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14040 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14041 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14042 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14044 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14046 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14048 * regmove.c: Move all of pass_stack_adjustments from here...
14049 * combine-stack-adj.c: ...to this new file.
14050 * Makefile.in: Add rules for combine-stack-adj.o.
14052 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14054 PR tree-optimization/31383
14055 * tree-data-ref.c (affine_function_equal_p): Do not require the
14056 vectors to have the same length.
14058 2007-03-30 Jan Hubicka <jh@suse.cz>
14060 PR middle-end/30700
14061 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14062 availablility; add more sanity checking; ask varpool only about
14065 2007-03-29 Richard Henderson <rth@redhat.com>
14067 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14068 to decide, but __SIZEOF_LONG_LONG__.
14070 2007-03-29 Richard Henderson <rth@redhat.com>
14072 * emutls.c (struct __emutls_array): New.
14073 (emutls_destroy): Use it instead of casting element 0 from void*.
14074 (__emutls_get_address): Likewise.
14076 2007-03-29 Richard Henderson <rth@redhat.com>
14078 * varasm.c (initializer_constant_valid_p): Don't deny
14079 DECL_DLLIMPORT_P on functions.
14081 * config/i386/cygming.h: Remove function declarations.
14082 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14083 (ASM_OUTPUT_LABELREF): Remove.
14084 (COMMON_ASM_OP): Remove.
14085 (ASM_OUTPUT_COMMON): Remove.
14086 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14087 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14088 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14089 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14090 Rename from TARGET_ENCODE_SECTION_INFO.
14091 * config/i386/netware.h: Likewise.
14092 * config/i386/i386-protos.h: Update.
14093 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14094 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14095 (legitimate_constant_p): Reject dllimports.
14096 (dllimport_map, get_dllimport_decl): New.
14097 (legitimize_dllimport_symbol): New.
14098 (legitimize_address, ix86_expand_move): Use it.
14099 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14100 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14101 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14102 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14103 * config/i386/predicates.md (constant_call_address_operand): Only
14104 accept symbols; reject dllimport_p symbols.
14105 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14106 i386_pe_maybe_record_exported_symbol.
14107 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14108 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14109 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14110 trust the setting of DECL_DLLIMPORT_P.
14111 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14112 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14113 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14114 tidy the argument scanning loop.
14115 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14116 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14117 (i386_pe_strip_name_encoding): Remove.
14118 (i386_pe_binds_local_p): New.
14119 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14120 (i386_pe_output_labelref): Remove.
14121 (i386_pe_asm_output_aligned_decl_common): New.
14122 (i386_pe_maybe_record_exported_symbol): Rename from
14123 i386_pe_record_exported_symbol; check for dllexported symbols.
14125 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14127 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14128 add comment explaining why vsnprintf cannot be used.
14130 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14132 PR tree-optimization/30666
14133 * tree.c (build_complex_type): When creating type names for DWARF2
14134 debug info, create TYPE_DECLs for TYPE_NAME instead of
14136 (build_common_tree_nodes_2): Use build_complex_type when building
14137 predefined complex types, to preserve canonical types.
14139 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14141 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14142 (noce_get_alt_condition): Look at it to determine whether to
14143 reverse the condition or not.
14144 (noce_get_condition): Substitute the truth for lies.
14145 (noce_find_if_block): Set the then_else_reversed field.
14147 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14149 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14150 destination of this insn.
14151 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14152 than calling gen_rtx_SET directly. Use r0 to hold the value of
14153 'address + 4' rather than a stack based temporary which can be
14154 mis-optimized away.
14156 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14158 * config/s390/s390.c (s390_secondary_input_reload_class,
14159 s390_secondary_output_reload_class): Functions removed.
14160 (s390_secondary_reload): New function.
14161 (TARGET_SECONDARY_RELOAD): Target macro defined.
14162 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14163 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14164 * config/s390/s390.md ("reload_outti", "reload_outdi",
14165 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14166 "reload_out<mode>"): Expanders removed.
14167 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14168 "reload<mode>_nonoffmem_out"): Expanders added.
14170 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14172 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14173 action if SRC->DEST replacement failed anyway.
14175 2007-03-28 Mike Stump <mrs@apple.com>
14177 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14178 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14179 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14181 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14183 * config.gcc: Accept barcelona as a variant of amdfam10.
14184 * config/i386/i386.c (override_options): Likewise.
14185 * doc/invoke.texi: Likewise.
14187 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14189 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14190 offsets for BIT_FIELD_REF and COMPONENT_REF.
14192 2007-03-28 Richard Guenther <rguenther@suse.de>
14194 * tree.c (is_global_var): Move ...
14195 * tree-flow-inline.h (is_global_var): ... here.
14196 * tree.h (is_global_var): Remove declaration.
14198 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14200 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14202 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14203 * config/i386/i386.c (ix86_tune_features): Initialize new
14205 * config/i386/predicates.md (promotable_binary_operator): Use
14206 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14208 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14211 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14213 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14215 * config/fr30/fr30.md (movsi_internal): Change destination
14216 constraint from m to V and add m to the end.
14218 2007-03-28 Christian Bruel <christian.bruel@st.com>
14220 * config/sh/sh.md (movsi_i): Fix type attribute.
14222 2007-03-28 Christian Bruel <christian.bruel@st.com>
14224 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14225 (movsf_ie): Likewise.
14227 2007-03-28 Christian Bruel <christian.bruel@st.com>
14229 * config.gcc: Add sh4-300 to multilib.
14230 * config/sh/t-mlib-sh4-300: New file.
14232 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14234 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14235 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14236 fix_trunc<mode>di2.
14237 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14238 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14239 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14240 "fixuns_trunctddi2"): Whitespace fix.
14242 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14244 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14245 the definition of struct sh_args.
14246 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14247 CALL_COOKIE_INT_REG_GET): Likewise.
14249 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14251 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14252 transformations are applied successfully.
14254 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14256 * tree.c (tree_contains_struct): Permit 512 tree codes.
14257 * tree.h (tree_contains_struct): Ditto.
14258 (MAX_TREE_CODES): Ditto.
14259 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14260 SPARE member to store remaining padding bits.
14262 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14264 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14267 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14269 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14270 * configure: Regenerate.
14272 * configure: Regenerate using the correct version of autoconf.
14274 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14276 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14278 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14279 regs to "__SP_L__" and "__SP_H__".
14281 2007-03-27 Richard Guenther <rguenther@suse.de>
14283 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14284 computations with it with a HOST_WIDE_INT variable.
14286 2007-03-26 Mike Stump <mrs@apple.com>
14288 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14289 objective-c-header, objective-c++-header and objc++-cpp-output
14291 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14293 2007-03-26 Richard Henderson <rth@redhat.com>
14296 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14297 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14298 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14299 IX86_BUILTIN_PSRLQ128): New.
14300 (ix86_init_mmx_sse_builtins): Add them.
14301 (ix86_expand_builtin): Expand them.
14302 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14303 operand 2 be TImode.
14304 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14305 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14306 _mm_srli_epi64): Mark __B const.
14307 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14308 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14309 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14310 new two-vector shift builtins.
14312 2007-03-26 Ian Lance Taylor <iant@google.com>
14314 PR tree-optimization/31345
14315 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14316 [+INF, +INF(OVF)] into VARYING.
14318 2007-03-26 Zack Weinberg <zackw@panix.com>
14320 * gengtype-parse.c: New file.
14321 * gengtype-yacc.y: Delete.
14322 * gengtype-lex.l: Don't include gengtype-yacc.h.
14323 Define YY_DECL and yyterminate appropriately for recursive
14324 descent parser. yylval is now a string out-parameter to yylex.
14325 (HWS, EOID): New shorthand.
14326 (IWORD): Add a couple more types.
14327 (yylex): Add a setup stanza. Remove the complex rules for
14328 detecting GTY'ed types and typedefs; replace with simple
14329 keyword detectors. Adjust everything for the changed
14330 definition of yylval. Ignore all pp-directives, not just #define.
14332 (parse_file): Rename yybegin; do not call yyparse.
14334 * gengtype.c (xasprintf): Export again.
14335 (this_file): New. Use everywhere __FILE__ was being used.
14336 (get_lang_bitmap): Special case types defined in gengtype.c.
14337 (do_typedef, new_structure): Suppress definition of certain types.
14338 (new_structure): Improve diagnostics of duplicate definitions.
14339 Make sure location_s is associated with input.h.
14340 (nreverse_pairs, define_location_structures): New functions.
14341 (main): Improve tagging of kludge types. Remove old kludges
14342 for input.h types; use define_location_structures.
14343 * gengtype.h: Update prototypes. Define token codes here.
14344 * Makefile.in: Remove all references to gengtype-yacc.
14345 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14347 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14348 add GTY((skip)) to the field that's only conditionally there.
14349 * doc/install.texi: Document that Bison is no longer required
14350 unless building treelang.
14352 * gengtype.c: Don't include gtyp-gen.h.
14353 (srcdir): Declare here.
14354 (base_files, lang_dir_names): Allocate dynamically.
14355 (gt_files, num_gt_files, num_lang_dirs): New globals.
14356 (measure_input_list, read_input_line, read_input_list)
14357 (set_lang_bitmap): New functions.
14358 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14359 simplify, relying on read_input_list to set up the bitmaps.
14360 (main): Arguments are no longer unused. Check for correct number
14361 of command line arguments, set srcdir and srcdir_len, then call
14362 read_input_list, before doing anything else. No need to worry
14363 about duplicates in main loop.
14364 * configure.ac: Simplify the calculation of all_gtfiles.
14365 Put language tags in there. Don't set or substitute
14366 all_gtfiles_files_langs or all_gtfiles_files_frags.
14367 * Makefile.in: Revamp the way gengtype is invoked, now that it
14368 takes a file on its command line with a much simpler format.
14369 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14370 (GTFILES): Remove duplicates and C source files.
14371 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14372 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14373 * configure: Regenerate.
14375 * gengtype.h: Remove all type definitions to gengtype.c; leave
14376 only definitions of options_p, type_p, and pair_p as opaque
14377 pointers. Update prototypes.
14378 * gengtype.c: Many type definitions moved here from gengtype.h.
14379 Consolidate type definitions at the top of the file.
14380 (xvasprintf): Delete.
14381 (xasprintf): Make static.
14382 (create_nested_pointer_option): Add 'next' parameter.
14383 (create_field_all, create_field_at): New functions.
14384 (create_field): Now a thin wrapper around create_field_all.
14385 (create_optional_field): Rename create_optional_field_ and add
14386 line argument. Original name is now a macro which supplies
14388 (oprintf): Use vsnprintf directly.
14389 (close_output_files): Use fatal rather than perror/exit.
14390 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14391 (main): Set progname. Don't use exit.
14392 * gengtype-yacc.y (struct_fields): Use create_field_at.
14393 (option, optionseqopt): Delete.
14394 (optionseq): Consolidate productions from option here so we
14395 can use the first argument to create_option.
14397 * gengtype-lex.l: Distinguish unions from structures in the
14398 token type. Don't call find_structure; return the tag as a string.
14399 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14400 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14401 string. Reorganize typedef_struct production accordingly.
14402 Use create_nested_ptr_option.
14403 * gengtype.c (create_nested_ptr_option): New function.
14404 * gengtype.h: Declare it.
14406 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14407 (string_type): Don't declare.
14408 (do_scalar_typedef): Declare.
14409 (create_scalar_type): Update prototype.
14410 * gengtype.c (string_type): Make static.
14411 (scalar_nonchar, scalar_char): New.
14412 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14413 (resolve_typedef): Use scalar_nonchar for error recovery.
14414 (create_scalar_type): Remove name_len field. Return scalar_char
14415 or scalar_nonchar as appropriate.
14416 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14417 to use string_type.
14418 (throughout): Use scalar_nonchar instead of calling
14419 create_scalar_type, whenever possible.
14420 (main): Initialize scalar_char and scalar_nonchar before calling
14422 * gengtype-lex.l: Adjust for removal of second argument to
14423 create_scalar_type. Use yylval.s instead of yylval.t when
14425 * gengtype-yacc.y: Type of SCALAR is string. Call
14426 create_scalar_type from type:SCALAR rule. Adjust for removal of
14427 second argument to create_scalar_type.
14429 * vec.h: Remove all #if IN_GENGTYPE blocks.
14430 Add comment saying that changes may require adjustments to gengtype.
14431 * gengtype.c: Don't include coretypes.h or tm.h.
14432 Add comment to inclusion of errors.h.
14433 (note_def_vec, note_def_vec_alloc): New functions.
14434 * gengtype.h: Declare new functions.
14435 * gengtype-lex.l: Don't include coretypes.h.
14436 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14438 (update_lineno): Remove unnecessary prototype.
14439 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14440 (VEC rule): Just return VEC_TOKEN.
14441 * gengtype-yacc.y (VEC_TOKEN): New token type.
14442 (type): Add a production for VEC(a,b).
14443 * Makefile.in: Update dependencies.
14445 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14446 typedefs that use the old PARAMS macro.
14448 * gengtype-lex.l: Remove all rules and states relating to yacc
14450 * gengtype-yacc.y: Similarly.
14451 * gengtype.c (note_yacc_type): Delete function.
14452 * gengtype.h: Update prototypes.
14454 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14456 * tree-pretty-print.c (dump_generic_node): Report precision of
14457 unnamed integer types.
14459 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14461 * ifcvt.c (noce_try_store_flag_constants): Don't check
14462 no_new_pseudos here.
14463 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14464 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14465 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14466 noce_try_sign_mask): Likewise.
14467 (if_convert): Check no_new_pseudos here.
14469 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14471 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14472 (noce_get_condition): Handle new then_else_reversed argument.
14473 (noce_init_if_info): Remove, fold into noce_find_if_block.
14474 (noce_process_if_block): Take a struct noce_if_info as the
14475 argument. Don't set up one based on ce_if_info. Update pointer
14476 references accordingly.
14477 (cond_move_process_if_block): Likewise.
14478 (process_if_block): Removed.
14479 (find_if_block): Removed. Move functionality two new functions,
14480 noce_find_if_block and cond_exec_find_if_block.
14481 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14482 blocks and the symmetric IF-ELSE-JOIN case.
14483 (cond_exec_find_if_block): Also new function mostly based on old
14484 find_if_block and process_if_block.
14485 (find_if_header): Replace find_if_block call with separately
14486 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14487 (find_cond_trap): Update noce_get_condition call.
14488 (dead_or_predicable): Likewise.
14490 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14492 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14494 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14495 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14496 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14497 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14498 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14499 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14500 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14501 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14502 __builtin_ia32_psrad128 builtins.
14504 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14506 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14507 * config/i386/constraints.md
14508 (define_constraint "I"): Use IN_RANGE macro.
14509 (define_constraint "J"): Ditto.
14510 (define_constraint "K"): Ditto.
14511 (define_constraint "M"): Ditto.
14512 (define_constraint "N"): Ditto.
14513 (define_constraint "O"): Ditto.
14514 * config/i386/predicates.md
14515 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14516 (define_predicate "const_0_to_3_operand"): Ditto.
14517 (define_predicate "const_0_to_7_operand"): Ditto.
14518 (define_predicate "const_0_to_15_operand"): Ditto.
14519 (define_predicate "const_0_to_63_operand"): Ditto.
14520 (define_predicate "const_0_to_255_operand"): Ditto.
14521 (define_predicate "const_1_to_31_operand"): Ditto.
14522 (define_predicate "const_2_to_3_operand"): Ditto.
14523 (define_predicate "const_4_to_7_operand"): Ditto.
14525 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14527 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14528 in SImode for save_world.
14529 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14532 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14534 PR tree-optimization/30784
14535 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14538 2007-03-25 Revital Eres <eres@il.ibm.com>
14540 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14541 Fold movement_possibility function into it.
14543 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14545 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14546 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14547 (call_indirect_nonlocal_darwin64): Same.
14548 (call_nonlocal_darwin64): Same.
14549 (call_value_indirect_nonlocal_darwin64): Same.
14550 (call_value_nonlocal_darwin64): Same.
14551 (sibcall_nonlocal_darwin64): Same.
14552 (sibcall_value_nonlocal_darwin64): Same.
14553 (sibcall_symbolic_64): Same.
14554 (sibcall_value_symbolic_64): Same.
14555 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14557 (rs6000_emit_load_toc_table): Same.
14558 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14559 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14561 (divss_call): Same.
14562 (divus_call): Same.
14563 (quoss_call): Same.
14564 (quous_call): Same.
14565 (load_toc_v4_pic_si): Same
14566 (load_toc_v4_PIC_1): Same.
14567 (load_toc_v4_PIC_1b): Same.
14568 (call_indirect_aix{32,64}): Same.
14569 (call_value_indirect_aix{32,64}): Same.
14571 (call_value): Same.
14572 (call_local{32,64}): Same.
14573 (call_value_local{32,64}): Same.
14574 (call_indirect_nonlocal_aix{32,64}): Same.
14575 (call_nonlocal_aix{32,64}): Same.
14576 (call_value_indirect_nonlocal_aix{32,64}): Same.
14577 (call_value_nonlocal_aix{32,64}): Same.
14578 (call_indirect_nonlocal_sysv<mode>): Same.
14579 (call_nonlocal_sysv<mode>): Same.
14580 (call_value_indirect_nonlocal_sysv<mode>): Same.
14581 (call_value_nonlocal_sysv<mode>): Same.
14583 (sibcall_local{32,64}): Same.
14584 (sibcall_value_local{32,64}): Same.
14585 (sibcall_nonlocal_aix{32,64}): Same.
14586 (sibcall_value_nonlocal_aix{32,64}): Same.
14587 (sibcall_nonlocal_sysv<mode>): Same.
14588 (sibcall_value): Same.
14589 (sibcall_value_nonlocal_sysv<mode>): Same.
14591 2007-03-24 Paul Brook <paul@codesourcery.com>
14593 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14594 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14596 2007-03-24 Richard Henderson <rth@redhat.com>
14598 * config/ia64/constraints.md: New file.
14599 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14600 satisfies_constraint_?.
14601 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14602 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14603 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14604 ia64_output_mi_thunk): Likewise.
14605 (ia64_const_ok_for_letter_p): Remove.
14606 (ia64_const_double_ok_for_letter_p): Remove.
14607 (ia64_extra_constraint): Remove.
14608 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14609 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14610 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14611 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14612 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14613 EXTRA_MEMORY_CONSTRAINT): Remove.
14614 * config/ia64/ia64.md: Include constriants.md. Replace
14615 CONST_OK_FOR_? with satisfies_constraint_?.
14617 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14618 H.J. Lu <hongjiu.lu@intel.com>
14620 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14622 (name macros): Use DPD_BID_NAME to convert names properly.
14624 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14625 decimal floating point format.
14626 (init_floating_libfuncs): Change decimal functions so that they
14627 have a "bid_" prefix if the decimal system uses the BID format,
14628 and "dpd_" prefix if the decimal system uses the DPD format.
14629 (init_interclass_conv_libfuncs): Ditto.
14630 (init_intraclass_conv_libfuncs): Ditto.
14632 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14633 using the BID format.
14635 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14636 whether we are using the BID decimal format.
14637 * configure: Regenerate.
14639 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14640 the compiler has decimal floating point enabled. Define
14641 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14644 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14645 using the BID format.
14647 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14648 whether we are using the BID decimal format.
14649 * configure: Regenerate.
14651 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14652 the compiler has decimal floating point enabled. Define
14653 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14656 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14657 options, and that it is enabled for i386/x86_64 systems.
14659 * Makefile.in (enable_decimal_float): New.
14661 (DECNUMINC): Add -I$(DECNUMFMT).
14662 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14663 to $(DECNUMFMT) from $(DECNUM).
14665 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14666 Substitute enable_decimal_float.
14667 * configure: Regenerated.
14670 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14673 * configure.ac: Enable decimal float for x86_64-*-linux*.
14674 * configure: Regenerated.
14677 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14678 decimal128ClearSign to flip and clear the sign bit in decimal128.
14679 (decimal_real_maxval): Set decimal128SetSign to set the sign
14682 2007-03-23 Ian Lance Taylor <iant@google.com>
14684 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14686 2007-03-23 Ian Lance Taylor <iant@google.com>
14688 * tree-dump.c (dump_files): Correct comment.
14690 2007-03-23 Ian Lance Taylor <iant@google.com>
14692 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14694 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14696 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14697 in cfglayout mode. Don't go into and out of cfglayout mode.
14698 Link the blocks in the order of the constructed traces.
14699 (rest_of_handle_tracer): Adjust call to tracer.
14700 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14701 Don't go into cfglayout mode.
14702 (rtl_loop_done): Don't go out of cfglayout mode.
14703 * cfglayout.c (relink_block_chain): New function, split out from...
14704 (fixup_reorder_chain): ...here. Remove redundant checking.
14705 (cfg_layout_finalize): Don't clear the header, footer, and aux
14706 fields here, move the code to do so to relink_block_chain. Likewise
14707 for free_original_copy_tables.
14708 * rtl.h (tracer): Update prototype.
14709 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14710 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14711 mode. Use relink_block_chain to serialize the CFG according to the
14712 new basic block order. Move targetm.cannot_modify_jumps_p check from
14714 (gate_handle_reorder_blocks): ...to here.
14715 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14717 (gate_duplicate_computed_gotos): ...to here.
14718 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14719 something always changes when going into and out of cfglayout mode.
14720 Perform an expensive cfg cleanup while going into cfglayout mode.
14721 Always update liveness information on HAVE_conditional_execution
14722 targets. Reserialize the basic blocks and go out of cfglayout mode.
14723 * reg-stack.c: Include cfglayout.h.
14724 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14725 the call to reorder_basic_blocks.
14726 * basic-block.h (reorder_basic_blocks): Update prototype.
14727 (relink_block_chain): New prototype.
14728 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14730 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14732 * config/mips/mips.md (type, hazard, *movdi_32bit,
14733 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14734 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14735 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14736 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14737 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14739 (movcc): Change first xfer to multi.
14740 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14741 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14742 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14743 config/mips/generic.md: Change reservations using "xfer" to use
14745 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14746 using match_operand.
14747 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14748 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14750 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14752 2007-03-22 Richard Henderson <rth@redhat.com>
14754 * config/i386/i386.c: Remove unnecessary function declarations.
14755 Move targetm definition, and all related macros, to the end of
14756 the file. Resort some functions to put definitions before uses.
14757 (ix86_attribute_table): Make static. Move to end of file.
14758 (ix86_gimplify_va_arg): Make static.
14760 2007-03-22 Richard Henderson <rth@redhat.com>
14762 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14763 don't increase local_regparm with force_align_arg_pointer check.
14764 (ix86_function_sseregparm): Assert 32-bit.
14765 (type_has_variadic_args_p): New.
14766 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14767 type_has_variadic_args_p.
14768 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14769 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14770 use memset instead. Do maybe_vaarg check first; skip attribute
14771 tests if true; skip attribute tests for 64-bit.
14772 (construct_container): Remove TARGET_DEBUG_ARG.
14773 (function_arg_advance_32, function_arg_advance_64): Split out ...
14774 (function_arg_advance): ... from here.
14775 (function_arg_32, function_arg_64): Split out ...
14776 (function_arg): ... from here.
14777 (ix86_pass_by_reference): Tidy.
14778 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14779 (function_value_32): New, from parts of ix86_function_value
14780 and ix86_value_regno.
14781 (function_value_64): New, from parts of ix86_function_value
14782 and ix86_libcall_value.
14783 (ix86_function_value_1): New.
14784 (ix86_function_value, ix86_libcall_value): Use it.
14785 (return_in_memory_32, return_in_memory_64): Split out ...
14786 (ix86_return_in_memory): ... from here.
14787 (ix86_struct_value_rtx): Skip for 64-bit.
14788 (ix86_libcall_value, ix86_value_regno): Remove.
14789 (setup_incoming_varargs_64): Split out ...
14790 (ix86_setup_incoming_varargs): ... from here.
14791 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14792 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14793 * config/i386/i386-protos.h (ix86_function_value): Remove.
14794 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14796 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14799 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14800 infinities not supported, otherwise emit warning if -Woverflow. On
14801 underflow, emit warning if -Woverflow.
14802 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14804 * real.h (real_from_string): Update declaration
14806 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14807 Richard Henderson <rth@redhat.com>
14809 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14810 * calls.c (compute_argument_block_size, expand_call,
14811 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14812 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14813 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14814 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14815 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14816 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14817 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14818 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14821 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14823 * c-incpath.c (add_sysroot_to_chain): New.
14824 (merge_include_chains): Add sysroot argument. Call
14825 add_sysroot_to_chain if sysrooted.
14826 (register_include_chains): Update call to merge_include_chains.
14827 * doc/cppopts.texi: Document use of '=' in include directory
14830 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14832 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14833 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14834 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14835 insn pattern using X87MODEF12 mode macro.
14837 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14839 * regmove.c (regmove_optimize): Use reg_mentioned_p
14840 instead of reg_overlap_mentioned_p for DST.
14842 2007-03-21 Mike Stump <mrs@apple.com>
14844 * c.opt: Fixup for Objective-C/C++.
14846 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14848 * explow.c (convert_memory_address): Fold memory reference when
14849 POINTERS_EXTEND_UNSIGNED < 0
14851 2007-03-21 Richard Henderson <rth@redhat.com>
14854 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14855 * config/i386/mmintrin.h (__m64): Likewise.
14856 * config/i386/xmmintrin.h (__m128): Likewise.
14858 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14860 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14861 (VXWORKS_OS_CPP_BUILTINS): Define.
14862 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14863 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14865 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14867 * rtl.h (constant_pool_reference_p): Delete.
14868 (find_constant_src): Declare.
14869 * rtlanal.c (find_constant_src): New function.
14870 * simplify-rtx.c (constant_pool_reference_p): Delete.
14871 * config/i386/i386.md: Use find_constant_src instead of
14872 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14874 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14876 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14877 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14879 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14881 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14882 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14883 (arm_elf_asm_constructor): Use it.
14884 (arm_elf_asm_destructor): New function.
14886 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14888 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14890 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14892 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14894 2007-03-19 Andrew Haley <aph@redhat.com>
14896 PR tree-optimization/31264
14897 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14898 VIEW_CONVERT_EXPRs.
14900 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14902 PR rtl-optimization/30907
14903 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14904 (fwprop_init): Always call loop_optimizer_initialize.
14905 (fwprop_done): Always call loop_optimizer_finalize.
14906 (fwprop): We always have loop info now.
14907 (gate_fwprop_addr): Remove.
14908 (pass_fwprop_addr): Use gate_fwprop as gate.
14910 PR rtl-optimization/30841
14911 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14912 df_chain_alloc): Call df_reorganize_refs unconditionally.
14913 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14914 refs_organized to refs_organized_size.
14915 (df_ref_create_structure): Use refs_organized_size instead of
14916 bitmap_size if refs had been organized, and keep refs_organized_size
14918 * df.h (struct df_ref_info): Change refs_organized to
14919 refs_organized_size.
14920 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14923 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14925 * except.c (output_function_exception_table): Do not reference the
14926 EH personality routine for functions that do not require an
14929 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14932 * c-typeck.c (convert_for_assignment): Call comptypes for
14933 RECORD_TYPE or UNION_TYPE.
14935 PR inline-asm/30505
14936 * reload1.c (reload): Do invalid ASM checking after
14937 cleanup_subreg_operands.
14939 2007-03-19 Jeff Law <law@redhat.com>
14941 * tree-cfg.c (find_taken_edge): Tighten conditions for
14942 optimizing computed gotos.
14944 2007-03-19 Michael Matz <matz@suse.de>
14946 * builtins.c (expand_builtin_sync_operation,
14947 expand_builtin_compare_and_swap,
14948 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14951 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14952 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14955 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14957 * doc/tm.texi: Add brackets around the return type of
14958 TARGET_SECONDARY_RELOAD.
14960 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14961 Richard Guenther <rguenther@suse.de>
14963 PR tree-optimization/31254
14964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14965 Use handled_component_p () where appropriate. Continue
14966 propagating into the rhs if we propagated into an INDIRECT_REF
14969 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14971 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14972 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14973 (xde, xdee): Mode attributes adjusted to support DFP modes.
14974 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14975 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14976 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14977 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14978 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14979 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14980 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14982 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14983 "movsf"): Insn definitions removed.
14984 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14985 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14986 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14988 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14989 "reload_in<mode>", "reload_out<mode>"): Expander added.
14990 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14993 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14995 * config/s390/s390.md: Only non-functional changes. Renamed
14996 FPR mode macro to BFP all over the file.
14998 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15000 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
15001 (op_type attribute): RRF instruction type added.
15002 (fT0): New mode attribute.
15003 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
15004 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
15005 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
15006 instruction no secondary memory is needed when moving DFmode values
15007 between GPRs and FPRs.
15009 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15011 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
15012 inverted and documentation adjusted.
15013 ("mhard-dfp", "msoft-dfp"): New options.
15014 * config/s390/s390.c (s390_handle_arch_option): New architecture
15016 (override_options): Sanity checks for the new options added.
15017 * config.gcc: New architecture switch: z9-ec.
15018 * config/s390/s390.h (processor_flags): PF_DFP added.
15019 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15020 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15021 when the bit is NOT set so remove it from the defaults.
15023 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15025 * genemit.c (main): Print include statement for dfp.h.
15026 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15029 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15031 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15033 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15036 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15037 instead of PATTERN.
15039 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15041 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15042 attr_length_call, output_call, output_indirect_call): Cleanup
15043 formatting of targetm calls.
15045 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15047 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15049 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15051 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15052 reservation, bypass and anti-bypass descriptions for these
15053 instructions. Update move patterns.
15054 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15057 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15059 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15060 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15061 (get_initial_def_for_reduction): Likewise.
15063 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15065 Fix PR tree-optimization/29922
15066 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15067 (get_representative): Removed.
15068 (value_dies_in_block_x): Update for rvuse removal.
15069 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15070 (compute_antic_aux): Handle when PHI nodes appear in
15071 non-single-successors.
15072 (dump_bitmap_of_names): Removed.
15073 (compute_antic_safe): Renamed and removed rvuse calculation.
15074 Calculate only antic safe.
15075 (insert_into_preds_of_block): Remove assert.
15076 (execute_pre): Update for renamed functions.
15077 (defer_or_phi_translate_block): New function.
15079 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15081 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15082 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15084 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15085 Follow spelling conventions.
15087 * tree-data-ref.h: Remove the prototype for analyze_array.
15089 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15091 PR tree-optimization/31041
15092 * tree-vect-transform.c (get_initial_def_for_induction): Call
15093 force_gimple_operand.
15095 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15097 * ipa-type-escape.c (look_for_casts) : Revert code to use
15098 handled_component_p due to ada test a-numaux.adb.
15100 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15102 * final.c (final_scan_insn): Alter the condition of a
15103 conditional trap if we have nonstandard CC.
15105 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15107 * configure.ac: Remove excess quoting from asm line 0 test.
15108 * configure: Rebuilt.
15110 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15112 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15113 * c-common.c (convert_and_check): Move warning logic to...
15114 (warnings_for_convert_and_check): ...here. Define.
15115 * c-common.h (warnings_for_convert_and_check): Declare.
15117 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15119 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15120 (output_call): Likewise.
15122 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15124 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15126 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15128 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15130 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15133 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15135 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15137 PR tree-optimization/31183
15138 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15139 Use double_int instead of unsigned int for representing access_strides.
15140 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15142 2007-03-16 Richard Guenther <rguenther@suse.de>
15144 PR tree-optimization/31146
15145 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15146 to allow recursion of forward_propagate_addr_expr.
15147 (forward_propagate_addr_into_variable_array_index): Likewise.
15148 (forward_propagate_addr_expr): Likewise.
15149 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15150 (forward_propagate_addr_expr_1): Recurse on simple copies
15151 instead of propagating into them. Do so for useless conversions
15153 (forward_propagate_addr_expr): Clean up unused statements after
15156 2007-03-16 Richard Guenther <rguenther@suse.de>
15158 * builtins.c (expand_builtin_cexpi): Use the right argument
15159 for the expansion via cexp.
15161 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15163 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15164 * configure: Rebuilt.
15166 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15169 * dwarf2out.c (force_type_die): Adjust comment.
15170 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15172 2007-03-15 DJ Delorie <dj@redhat.com>
15174 * config/frv/predicates.md (minmax_operator): Don't check operands
15177 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15179 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15180 Update constant estimates of number of iterations.
15181 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15182 argument renamed to "realistic".
15183 (compute_estimated_nb_iterations): Removed.
15184 (record_niter_bound): New function.
15185 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15186 call record_nonwrapping_iv with upper = false.
15187 (infer_loop_bounds_from_signedness): Pass upper argument to
15188 record_nonwrapping_iv.
15189 (estimate_numbers_of_iterations_loop): Do not call
15190 compute_estimated_nb_iterations. Record estimate based on profile
15191 information. Initialize the constant estimates of number of
15193 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15195 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15196 number of iterations is too small.
15197 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15198 (EST_NOT_AVAILABLE): Removed.
15199 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15200 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15203 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15205 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15206 Handle NE_EXPR guards.
15208 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15211 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15212 Set also -pedantic-errors by default for the preprocessor unless
15213 -fpermissive is given.
15215 2007-03-15 Richard Guenther <rguenther@suse.de>
15217 PR middle-end/29719
15218 PR middle-end/31161
15219 * builtins.c (expand_builtin_cexpi): As a fallback if we
15220 don't have builtins for sincos or cexp create a function
15221 declaration for cexp and expand to a call to that.
15222 (expand_builtin_int_roundingfn): Always fall
15223 back to floor/ceil and its variants even if they may be
15226 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15228 PR middle-end/31159
15229 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15230 jump tables, move the call to delete_dead_jumptables from here...
15231 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15232 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15233 don't allow merging of blocks that try_redirect_by_replacing_jump
15234 also does not handle when not optimizing.
15236 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15237 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15239 * config/i386/i386.md (x86_sahf_1): Correctly handle
15242 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15245 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15246 x86_64_general_operand as operand[2] predicate. Remove "iF"
15247 from operand constraints and use "e" constraint instead.
15248 (*subti3_1, *subti3_1 splitter): Ditto.
15249 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15250 operand[1] predicate.
15252 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15254 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15255 arrays, multiply the access strides by the size of the sub-array.
15256 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15258 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15260 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15261 the configured assembler supports the sahf mnemonic.
15262 * configure: Regenerate.
15263 * config.in: Regenerate.
15265 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15266 emit "sahf" or ".byte\t0x9e" as asm template.
15268 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15271 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15272 option to replace hard coded TARGET_xxx in md file.
15273 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15274 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15275 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15276 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15277 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15278 (X86_TUNE_NOT_VECTORMODE): Ditto.
15279 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15280 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15281 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15282 (TUNE_SLOW_IMUL_IMM8): Ditto.
15283 (TUNE_MOVE_M1_VIA_OR): Ditto.
15284 (TUNE_NOT_UNPAIRABLE): Ditto.
15285 (TUNE_NOT_VECTORMODE): Ditto.
15287 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15290 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15291 tuning options instead of hard coded TARGET_xxx.
15292 (fix ssemode peephole2's): Ditto.
15293 (imul peephole2's): Ditto.
15295 (movdi_or_rex64): Ditto.
15296 (move peephole2): Ditto.
15297 (not peephole2's): Ditto.
15299 2007-03-14 Dirk Mueller <dmueller@suse.de>
15301 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15302 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15303 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15305 * c-parser.c (c_parser_do_statement): Warn about empty body in
15306 do/while statement.
15307 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15308 * doc/invoke.texi (-Wempty-body): Update documentation.
15310 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15313 * c-common.h (warn_for_div_by_zero): Declare.
15314 * c-common.c (warn_for_div_by_zero): Define.
15315 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15318 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15320 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15321 to PREFIX and STANDARD_PREFIX.
15323 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15324 Phil Edwards <phil@codesourcery.com>
15326 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15327 (__gthread_once_t): Remove busy field for RTPs.
15328 (__GTHREAD_ONCE_INIT): Update accordingly.
15330 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15332 * doc/invoke.texi: Document VxWorks options.
15334 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15336 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15338 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15340 PR tree-optimization/30590
15341 * tree-nrv.c (tree_nrv): Check for the partial update of the
15344 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15346 * flags.h (flag_random_seed): Remove declaration, in favor of...
15347 * toplev.h (get_random_seed, set_random_seed): ... these.
15348 * tree.c (get_file_function_name): Use the former.
15349 * opts.c (common_handle_option): Use the latter.
15352 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15354 PR middle-end/31127
15355 * cse.c (cse_find_path): Do not bail out if a basic block that
15356 we already visited now becomes part of a path that starts at a
15357 different basic block. Just disallow this, to make sure we
15358 visit each basic block at most once.
15360 2007-03-13 Jan Hubicka <jh@suse.cz>
15362 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15363 attributes, when profile esitmate is present, calls with very low
15364 frequency are cold.
15366 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15368 PR tree-optimization/30730
15369 PR tree-optimization/26900
15370 * tree-ssa-loop-niter.c: Include gmp.h.
15371 (bounds): New type.
15372 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15373 split_to_var_and_offset, determine_value_range,
15374 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15375 bound_difference, bounds_add, bounds_negate,
15376 number_of_iterations_ne_max, dump_affine_iv): New functions.
15377 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15378 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15379 difference of initial and final value of control iv to validate
15381 (number_of_iterations_cond): Add loop parameter. Determine bounds
15382 on the difference of the extremes of the control iv. Add dumps.
15383 (expand_simple_operations): Handle phi nodes.
15384 (simplify_using_initial_conditions): Do not record used conditions.
15385 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15386 Do not set additional_info.
15387 (implies_nonnegative_p, implies_ge_p): Removed.
15388 (derive_constant_upper_bound): Do not use parameter `additional'.
15389 (record_estimate): Parameter `additional' removed. Parameter
15390 `i_bound' added. Do not call derive_constant_upper_bound.
15391 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15392 bound the number of iterations estimate.
15393 (estimate_numbers_of_iterations_loop): Pass the estimate from
15394 the number of iterations analysis to record_estimate.
15395 * tree.h (multiple_of_p): Declare.
15396 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15397 (scev_const_prop): Do not check expression_expensive_p.
15398 * fold-const.c (multiple_of_p): Exported.
15399 * double-int.c (double_int_mask): Exported.
15400 * double-int.h (double_int_mask): Declare.
15401 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15402 field. Added max field.
15404 2007-03-13 David Taylor <taylor@candd.org>
15407 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15410 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15413 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15414 two unamed patterns.
15416 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15418 * config/i386/i386.opt (mcx16, msahf): New options.
15419 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15420 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15422 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15423 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15424 Output -mcx16 and -msahf options when corresponding bit is set.
15426 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15427 and -msahf options.
15429 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15431 * configure.ac: Test for assembler tolerance to # 0 "".
15432 * configure, config.in: Rebuilt.
15433 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15435 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15437 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15439 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15440 (handle_syscall): Handle direct system calls.
15441 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15443 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15445 * doc/invoke.texi: Fix cpp.info cross-reference.
15446 * doc/passes.texi: Fix gcc.info cross-reference.
15448 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15450 PR tree-optimization/30835
15451 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15452 bb_for_stmt is not NULL before accessing it.
15454 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15456 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15459 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15462 * doc/install.texi: Document --enable-stage1-languages
15464 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15466 * tree-pass.h (pass_into_cfg_layout_mode,
15467 pass_outof_cfg_layout_mode): Declare.
15468 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15469 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15470 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15471 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15473 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15475 * c-decl.c (warn_variable_length_array): New function.
15476 Refactored from grokdeclarator to handle warn_vla
15477 and handle unnamed array case.
15478 (grokdeclarator): Refactored VLA warning case.
15479 * c.opt (Wvla): New flag.
15480 * doc/invoke.texi (Wvla): New warning.
15482 2007-03-12 Richard Henderson <rth@redhat.com>
15484 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15485 (TARGET_SECTION_TYPE_FLAGS): New.
15487 2007-03-12 Richard Henderson <rth@redhat.com>
15489 * config/darwin.c (machopic_reloc_rw_mask): New.
15490 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15491 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15493 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15495 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15496 * cppdefault.h (cpp_PREFIX): Document.
15497 (cpp_PREFIX_len): Likewise.
15498 (cpp_EXEC_PREFIX): New variable.
15499 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15500 * c-incpath.c (add_standard_paths): Correct logic for relocating
15501 paths within prefix.
15503 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15505 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15506 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15508 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15509 fix_truncdfdi_sse using SSEMODEF mode macro.
15510 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15511 fix_truncdfsi_sse using SSEMODEF mode macro.
15512 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15513 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15515 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15517 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15518 elfos.h to tm_file.
15520 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15522 * tree.h : Add multiple_of_p declaration.
15523 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15524 * ipa-type-escape.c (results_of_malloc): Redundant.
15525 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15526 (cast_type): Extended with new members.
15527 (check_cast): Returns cast_type.
15528 (cast): New structure for data of walk_use_def_chains.
15529 (is_malloc_result, is_cast_from_non_pointer_1,
15530 is_cast_from_non_pointer,
15531 is_array_access_through_pointer_and_index): New functions.
15532 (look_for_casts): Returns cast types.
15533 (check_call): Returns void.
15534 (okay_pointer_operation): Use support of pointer plus index,
15535 pointer plus constant and allow all multiplications.
15537 2007-03-11 Richard Guenther <rguenther@suse.de>
15539 PR tree-optimization/31115
15540 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15541 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15542 A shift count of zero is not special as with *_DIV_EXPR.
15543 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15546 2007-03-11 Ian Lance Taylor <iant@google.com>
15548 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15549 the *_DIV_EXPR codes correctly with overflow infinities.
15551 2007-03-11 Ira Rosen <irar@il.ibm.com>
15553 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15554 indicate success/failure of the analysis. Add negation to subtrahend
15555 in case of subtraction. Fail if both operands contain constants.
15556 (create_data_ref): Fail if analyze_offset fails.
15558 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15560 * config/i386/i386.md (frndintxf2): Rename to ...
15561 (rintxf2): ... this. Remove expander having same name.
15562 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15563 (roundsf2, rounddf2): Ditto.
15564 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15565 (lround<mode>di2, lround<mode>si2): Ditto.
15567 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15569 * lower-subreg.c: Include except.h.
15570 (decompose_multiword_subregs): Verify that the only control flow
15571 insns we can split are loads to multi-words pseudos.
15572 Handle breaking such blocks after splitting, instead of calling
15573 find_many_sub_basic_blocks.
15575 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15576 on the new basic block. Add a lengthy comment explaining why we
15577 thought this was necessary.
15578 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15580 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15583 * tree.c (walk_type_fields): Recurse into the element type of
15584 ARRAY_TYPEs if there is a pointer set.
15586 2007-03-10 Dirk Mueller <dmueller@suse.de>
15588 * c-common.c (warn_logical_operator): Fix condition.
15590 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15592 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15594 * config/darwin.c (machopic_select_section): Remove superfluous
15595 argument in call to categorize_decl_for_section. Remove unused
15598 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15600 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15602 * configure: Regenerate.
15604 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15607 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15608 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15609 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15610 Add LABEL_NUSES to emitted label.
15611 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15612 branch probability value to emitted jump insn.
15613 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15614 Do not check life information and do not re-arrange input operands
15615 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15617 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15619 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15620 the change of decode_asm_operands.
15622 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15624 * mode-switching.c (create_pre_exit): Skip blockage insn.
15626 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15628 * tree-pass.h (TODO_update_smt_usage): Remove.
15630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15634 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15636 * pa.c (attr_length_call): Revise condition for long
15637 pc-relative branch.
15638 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15639 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15640 sequence on SOM target.
15642 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15644 * gcc.c: Document %{, in big comment at top.
15645 (input_suffix_matches): Remove special handling for .s and
15647 (input_spec_matches): New.
15648 (handle_braces): Handle %{,.
15649 (validate_switches): ',' indicates a value which is not a switch.
15650 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15651 to detect assembler input.
15652 * config/i386/sol2.h (CPP_SPEC): Likewise.
15653 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15654 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15655 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15656 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15657 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15658 -m64 causes deployment target to default to 10.5.
15659 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15661 2007-03-09 Richard Henderson <rth@redhat.com>
15664 * target.h (targetm.asm.out.reloc_rw_mask): New.
15665 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15666 (TARGET_ASM_OUT): Use it.
15667 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15668 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15669 use the new reloc_rw_mask target hook instead.
15670 (default_section_type_flags_1): Merge into...
15671 (default_section_type_flags): ... here.
15672 (decl_readonly_section_1): Merge into...
15673 (decl_readonly_section): ... here.
15674 (default_elf_select_section_1): Merge into...
15675 (default_elf_select_section): ... here.
15676 (default_unique_section_1): Merge into...
15677 (default_unique_section): ... here.
15678 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15679 (default_select_rtx_section): Use it.
15680 (default_elf_select_rtx_section): Likewise.
15681 * output.h: Update to match.
15682 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15683 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15684 (TARGET_ASM_RELOC_RW_MASK): New.
15685 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15686 to categorize_decl_for_section.
15687 (x86_64_elf_unique_section): Likewise.
15688 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15689 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15690 (TARGET_ASM_RELOC_RW_MASK): New.
15691 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15692 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15693 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15694 (TARGET_RWRELOC): Remove.
15695 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15696 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15697 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15698 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15699 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15700 (rs6000_xcoff_select_section): Use decl_readonly_section.
15701 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15702 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15703 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15704 (TARGET_SECTION_TYPE_FLAGS): Remove.
15705 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15707 2007-03-09 Roger Sayle <roger@eyesopen.com>
15709 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15710 complex constant equality/inequality comparisons for here.
15711 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15712 known at compile-time or can be simplified to a scalar comparison.
15713 (fold_relational_const): Move compile-time evaluation of complex
15714 constant equality/inequality comparisons to here.
15716 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15718 PR rtl-optimization/30643
15719 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15721 (fold_rtx): Recurse, like before 2006-11-03.
15723 2007-03-09 DJ Delorie <dj@redhat.com>
15725 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15728 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15730 PR tree-optimization/30375
15731 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15732 LHS of statements is not the same.
15733 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15735 2007-03-09 Chao-ying Fu <fu@mips.com>
15737 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15739 * doc/invoke.texi (-mdspr2): Document new option.
15740 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15741 New unspec for DSP REV 2.
15742 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15743 these instructions are extended in DSP REV 2.
15744 (mips-dspr2.md): Include.
15745 * config/mips/mips.opt (mdspr2): New option.
15746 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15747 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15748 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15749 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15750 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15751 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15752 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15754 (bdesc_map): Add one field of unsupported_target_flags.
15755 (bdesc_arrays): Update entries to have extra fields. Add
15757 (mips_init_builtins): Initialize new function types.
15758 Check unsupported_target_fileds to filter out builtins.
15759 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15761 (ASM_SPEC): Pass mdspr2 to the assembler.
15762 * config/mips/mips-dspr2.md: New file.
15764 2007-03-09 Sa Liu <saliu@de.ibm.com>
15766 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15768 2007-03-09 Ian Lance Taylor <iant@google.com>
15770 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15771 argument) like -Wstrict-overflow=2.
15772 * doc/invoke.texi (Warning Options): Update documentation.
15774 2007-03-09 Dirk Mueller <dmueller@suse.de>
15777 * doc/invoke.texi (-Wlogical-op): Document.
15778 * common.opt (-Wlogical-op): New.
15779 * c-common.h (warn_logical_operator): Declare.
15780 * c-common.c (warn_logical_operator): Define.
15781 * c-typeck.c (parser_build_binary_op): Call
15782 warn_logical_operator.
15784 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15786 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15787 * final.c (final_scan_insn): Test for non-"" file name.
15789 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15791 * doc/loop.texi: Document the Omega linear constraints solver.
15792 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15793 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15794 omega-hash-table-size, omega-max-keys, and
15795 omega-eliminate-redundant-constraints.
15796 * tree-pass.h (pass_check_data_deps): Declared.
15799 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15800 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15801 pass_check_data_deps): New.
15802 * tree-data-ref.c (init_data_ref): Remove declaration.
15803 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15804 (analyze_array): Renamed init_array_ref, move up initializations.
15805 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15806 Removed arguments that are set to NULL.
15807 (analyze_indirect_ref): Correct indentation, correct call to
15809 (object_analysis): Call init_array_ref instead of analyze_array.
15810 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15811 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15812 of DR_ACCESS_FNS_ADDR.
15813 (init_omega_eq_with_af, omega_extract_distance_vectors,
15814 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15815 ddr_consistent_p): New.
15816 (compute_affine_dependence): Check consistency of ddrs when
15817 flag_check_data_deps is passed.
15818 (analyze_all_data_dependences): Uncomment.
15819 (tree_check_data_deps): New.
15820 * tree-data-ref.h: Include omega.h.
15821 (DR_ACCESS_FNS_ADDR): Removed.
15822 (data_dependence_relation): Add inner_loop.
15823 (DDR_INNER_LOOP): New.
15824 * common.opt (fcheck-data-deps): New.
15825 * tree-flow.h (tree_check_data_deps): Declare.
15826 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15827 (OBJS-common): Depend on omega.o.
15829 * passes.c (pass_check_data_deps): Scheduled.
15830 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15831 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15832 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15833 PARAM_VECT_MAX_VERSION_CHECKS,
15834 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15836 2007-03-09 Richard Guenther <rguenther@suse.de>
15838 PR tree-optimization/30904
15839 PR middle-end/31058
15840 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15841 the same way as *_DIV_EXPR.
15843 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15845 * recog.c (decode_asm_operands): No mixed declarations and code.
15847 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15849 * rtl.def (ASM_INPUT): Add location.
15850 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15851 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15852 (decode_asm_operands): Add loc operand.
15853 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15854 * stmt.c (expand_asm): Rename to...
15855 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15856 gen_rtx_ASM_INPUT_loc.
15857 (expand_asm_expr): Adjust.
15858 * recog.c (decode_asm_operands): Add loc operand.
15859 (check_asm_operands, extract_insn): Adjust.
15860 * reload1.c (maybe_fix_stack_asms): Likewise.
15861 * final.c (asm_insn_count): Likewise.
15862 (final_scan_insn): Output # line before and after asm.
15864 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15866 * tree-ssa-structalias.c (variable_info): Remove
15868 (new_var_info): Ditto.
15869 (shared_bitmap_info_t): New structure.
15870 (shared_bitmap_table): New variable.
15871 (shared_bitmap_hash): New function.
15872 (shared_bitmap_eq): Ditto
15873 (shared_bitmap_lookup): Ditto.
15874 (shared_bitmap_add): Ditto.
15875 (merge_smts_into): Change to take bitmap directly.
15876 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15877 (init_alias_vars): Init shared bitmap hashtable.
15878 (delete_points_to_sets): Delete shared bitmap hashtable.
15879 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15880 is_aliased removal as a change that was still necessary was
15883 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15885 * config/i386/i386.h (override_options): Conditionally disable
15886 x86_sahf for 64bit targets only.
15888 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15891 * c-decl.c (merge_decls): Don't call make_var_volatile.
15892 * varasm.c (make_var_volatile): Remove.
15893 * output.h (make_var_volatile): Remove.
15895 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15897 PR tree-optimization/31085
15898 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15900 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15902 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15903 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15904 ATTR_CONST_NOTHROW_LIST.
15906 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15909 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15911 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15913 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15916 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15918 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15919 passed, use shared libgcc.
15921 2007-03-08 Roger Sayle <roger@eyesopen.com>
15923 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15924 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15925 (honor_protect_cleanup_actions, lower_try_finally_switch):
15927 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15928 ifc_temp_var): Likewise.
15929 * tree-inline.c (setup_one_parameter): Likewise.
15930 * tree-mudflap.c (mf_decl_cache_locals,
15931 mf_build_check_statement_for): Likewise.
15932 * tree-nested.c (init_tmp_var, save_tmp_var,
15933 finalize_nesting_tree_1): Likewise.
15934 * tree-outof-ssa.c (insert_copy_on_edge,
15935 insert_backedge_copies): Likewise.
15936 * tree-profile.c (tree_gen_edge_profiler,
15937 tree_gen_ic_profiler): Likewise.
15938 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15939 * tree-sra.c (sra_build_assignment): Likewise.
15940 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15941 * tree-ssa-math-opts.c (insert_reciprocals,
15942 execute_cse_sincos_1): Likewise.
15943 * tree-tailcall.c (adjust_accumulator_values,
15944 adjust_return_value): Likewise.
15945 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15946 * tree-vect-transform.c (vect_create_data_ref_ptr,
15947 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15948 vect_create_epilog_for_reduction, vectorizable_reduction,
15949 vectorizable_call, vectorizable_conversion,
15950 vectorizable_assignment, vectorizable_operation,
15951 vectorizable_type_demotion, vect_gen_widened_results_half,
15952 vect_permute_store_chain, vectorizable_store,
15953 vect_setup_realignment, vect_permute_load_chain,
15954 vectorizable_load, vectorizable_condition,
15955 vect_create_cond_for_align_checks): Likewise.
15956 * tree-vrp.c (build_assert_expr_for): Likewise.
15958 2007-03-08 Ian Lance Taylor <iant@google.com>
15960 * tree-vrp.c: Include "intl.h".
15961 (usable_range_p): New static function.
15962 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15963 overflowed values, juts set *strict_overflow_p.
15964 (compare_values): Only return -2 if one of the operands is not a
15966 (compare_ranges): Call usable_range_p.
15967 (compare_range_with_value): Likewise.
15968 (vrp_evaluate_conditional_warnv): Rename from
15969 vrp_evaluate_conditional. Make static. Change all callers.
15970 (vrp_evaluate_conditional): New function.
15971 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15972 on signed overflow.
15973 (simplify_abs_using_ranges): Likewise.
15974 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15975 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15976 within_stmt parameter.
15977 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15978 vrp_evaluate_conditional.
15979 * tree-ssa-threadedge.c
15980 (record_temporary_equivalences_from_stmts_at_dest): Change
15981 simplify parameter to take a second tree parameter.
15982 (simplify_control_stmt_condition): Likewise.
15983 (thread_across_edge): Likewise.
15984 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15985 (thread_across_edge): Likewise.
15986 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15988 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15990 * config/i386/i386.h (TARGET_SAHF): New define.
15991 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15992 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15993 (x86_sahf): New global variable.
15994 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15995 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15996 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15997 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15999 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
16000 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
16001 when expanding fcomi/sahf based tests.
16002 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
16003 expanding sahf based alternative. Emit sahf based sequence when
16004 optimizing for code size.
16005 * config/i386/i386.md (x86_sahf_1): Do not disable for
16006 TARGET_64BIT, enable for TARGET_SAHF.
16008 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
16010 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
16011 spurious whitespace from error message.
16013 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
16016 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16018 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16020 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16022 * tree-sra.c (instantiate_element): Propagate disabled warnings
16023 from the element itself to the created variable.
16025 2007-03-07 Richard Henderson <rth@redhat.com>
16028 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16029 silently fix up the stack in the case of a missing register.
16031 2007-03-07 Paul Brook <paul@codesourcery.com>
16033 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16035 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16037 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16039 (phase1_vrs): Use them.
16040 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16041 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16042 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16043 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16044 __gnu_Unwind_Restore_WMMXC if required.
16045 (_Unwind_VRS_Pop): Implement iWMMXt support.
16046 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16047 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16048 gnu_Unwind_Save_WMMXC): Define.
16050 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16052 * config/vxworks.h (vxworks_override_options): Declare.
16053 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16054 * config/vxworks.c: Include target.h and toplev.h.
16055 (vxworks_override_options): New function.
16056 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16058 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16060 * config/s390/s390.c (override_options): Don't emit an error when
16061 -mstack-size is used without providing -mstack-guard.
16062 (s390_emit_prologue): Choose stack_guard value automatically if not
16063 provided via command line.
16064 * doc/invoke.texi: Adjust description of -mstack-guard and
16067 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16069 * config/i386/i386.c (output_set_got): Add a GOT initialization
16070 sequence for VxWorks PIC.
16071 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16072 around labels as well as symbols. Use gotoff_operand instead
16073 of local_symbolic_operand.
16074 (legitimize_pic_address): Use gotoff_operand instead of
16075 local_symbolic_operand. Use @GOT accesses for labels as
16077 (ix86_output_addr_diff_elt): Use PC-relative rather than
16078 GP-relative offsets for VxWorks PIC.
16079 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16080 no_new_pseudos. Check whether the returned register is op0.
16081 * config/i386/i386.md (tablejump): Use PC-relative rather than
16082 GP-relative offsets for VxWorks PIC.
16083 * config/i386/predicates.md (gotoff_operand): New predicate.
16085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16087 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16089 * config/vxworks-dummy.h: New file.
16090 * config/i386/i386.h: Include it.
16092 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16094 * dwarf2out.c (is_inlined_entry_point): New
16095 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16096 DW_AT_ranges if the first subblock is the entry point.
16098 2007-03-06 David Daney <ddaney@avtrex.com>
16100 * doc/install.texi (mips-*-*): Change recommended binutils
16103 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16105 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16106 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16108 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16109 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16111 2007-03-06 Jan Hubicka <jh@suse.cz>
16113 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16114 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16116 (probably_cold_bb_p): Cold functions are cold.
16117 (probably_never_executed_bb_p): Cold functions are cold.
16118 (tree_bb_level_predictions): Predict calls to cold functions as not
16120 (compute_function_frequency): Check hot/cold attributes.
16121 * function.h (function_frequency): Update comments.
16122 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16123 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16124 (c_common_att): Add cold and hot.
16126 * doc/extend.texi (hot,cold attributes): Document.
16128 2007-03-06 Andrew Haley <aph@redhat.com>
16130 * function.c (expand_function_end): Move blockage to just after we
16131 emit the label for the naked return from the function.
16133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16135 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16138 2007-03-06 Jan Hubicka <jh@suse.cz>
16140 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16141 loaded for constant large models. Non-large 64bit PIC can do.
16142 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16143 * cmodel.h: Add LARGE PIC.
16144 * i386.md (UNSPEC_PLTOFF): New.
16145 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16147 (*call_1_rex64): Disable for large models.
16148 (*call_1_rex64_large): New.
16149 (*call_value_1_rex64): Disable for large models.
16150 (*call_value_1_rex64_large): New.
16151 (set_rip_rex4): New.
16152 (set_got_offset_rex64): New.
16153 * predicates.md (constant_call_address_operand): For large model
16154 constant calls are not possible.
16155 * i386-protos.h (construct_plt_address): Declare.
16156 * i386.c (override_options): Accept large models.
16157 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16158 (legitimate_constant_p): Add new UNSPECs.
16159 (legitimate_pic_operand_p): Likewise.
16160 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16161 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16163 (output_pic_addr_const): Add PLTOFF.
16164 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16165 (ix86_expand_move): Legitimize pic address when in PIC mode.
16166 (construct_plt_address): New function.
16167 (ix86_expand_call): Offload the address to register and use GOT
16168 pointer for large model.
16169 * invoke.texi (mcmodel=large): Update documentation.
16171 2007-03-06 Richard Henderson <rth@redhat.com>
16173 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16174 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16175 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16176 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16177 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16178 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16179 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16180 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16181 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16182 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16183 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16184 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16185 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16186 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16187 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16188 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16189 x86_schedule, x86_use_bt, x86_pad_returns,
16190 x86_use_xchgb): Merge into ...
16191 (ix86_tune_features): ... here. New array.
16192 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16193 x86_bswap): Merge into ...
16194 (ix86_arch_features): ... here. New array.
16195 (x86_3dnow_a): Remove.
16196 (x86_accumulate_outgoing_args): Make static.
16197 (x86_arch_always_fancy_math_387): Make static.
16198 (ix86_tune_mask, ix86_arch_mask): Move ...
16199 (override_options): ... to local variables here. Apply the
16200 appropriate mask to each element of ix86_arch_features and
16201 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16202 as were done in the old macros.
16203 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16204 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16205 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16206 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16207 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16208 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16209 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16210 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16211 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16212 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16213 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16214 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16215 x86_accumulate_outgoing_args, x86_prologue_using_move,
16216 x86_epilogue_using_move, x86_decompose_lea,
16217 x86_arch_always_fancy_math_387, x86_shift1,
16218 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16219 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16220 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16221 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16222 x86_use_incdec, x86_pad_returns, x86_bswap,
16223 x86_partial_flag_reg_stall): Remove.
16224 (enum ix86_tune_indices): New.
16225 (ix86_tune_features): New.
16226 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16227 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16228 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16229 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16230 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16231 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16232 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16233 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16234 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16235 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16236 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16237 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16238 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16239 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16240 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16241 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16242 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16243 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16244 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16245 TARGET_EXT_80387_CONSTANTS): Use it.
16246 (enum ix86_arch_indices): New.
16247 (ix86_arch_features): New.
16248 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16249 TARGET_BSWAP): Use it.
16250 (ix86_tune_mask, ix86_arch_mask): Remove.
16252 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16255 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16256 Define using $${sysroot_headers_suffix}.
16257 * configure: Regenerate.
16258 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16259 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16261 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16262 * gcc.c (print_sysroot_headers_suffix): New.
16263 (option_map): Include --print-sysroot-headers-suffix.
16264 (display_help): Mention -print-sysroot-headers-suffix.
16265 (process_command): Handle -print-sysroot-headers-suffix.
16266 (do_spec_1): Append multilib directory to include-fixed path if
16267 sysroot suffixes in use.
16268 (main): Handle -print-sysroot-headers-suffix.
16269 * Makefile.in (start.encap): Don't depend on xlimits.h
16270 (xlimits.h): Remove.
16271 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16272 limits.h for each multilib in fixinc_list.
16273 (fixinc_list, s-fixinc_list): New.
16274 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16275 generate them for each multilib in fixinc_list.
16276 (stmp-fixproto): Use include-fixed. Run fixproto for each
16277 multilib in fixinc_list.
16278 (mostlyclean): Don't remove xlimits.h.
16279 (clean): Remove include-fixed.
16280 (real-install-headers-tar, real-install-headers-cpio,
16281 real-install-headers-cp): Don't copy include, only include-fixed.
16282 (install-mkheaders): Depend on fixinc_list. Don't depend on
16283 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16284 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16285 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16287 2007-03-06 Jan Hubicka <jh@suse.cz>
16289 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16294 * configure.ac: Allow tm_file to contain build-directory files.
16295 * configure: Regenerate.
16296 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16297 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16298 * config/m68k/print-sysroot-suffix.sh: New file.
16300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16302 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16303 of pic_offset_table_rtx if reload_completed.
16304 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16305 PIC_OFFSET_TABLE_REGNUM.
16306 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16308 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16309 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16313 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16314 functions that call eh_return.
16316 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16318 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16319 functions that need a constant pool.
16321 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16324 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16325 (m68k_preferred_reload_class): Likewise.
16326 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16327 (SECONDARY_RELOAD_CLASS): Define.
16328 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16329 (LIMIT_RELOAD_CLASS): Delete.
16330 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16331 registers from storing bytes.
16332 (m68k_secondary_reload_class): New function.
16333 (m68k_preferred_reload_class): Likewise.
16335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16337 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16339 (m68k_expand_prologue): Likewise.
16341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16343 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16344 (mips_expand_epilogue): Add a bool parameter.
16345 (m68k_legitimize_sibcall_address): Declare.
16346 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16347 (m68k_expand_epilogue): Add a parameter to select between sibling
16348 and normal epilogues. Only generate a return for the latter.
16349 (m68k_ok_for_sibcall_p): New function.
16350 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16351 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16352 (sibcall_value, *sibcall_value): Likewise.
16353 (*call, *call_value): Require !SIBLING_CALL_P.
16354 (epilogue): Update call to m68k_expand_epilogue.
16355 (sibcall_epilogue): New pattern.
16356 * config/m68k/predicates.md (const_call_operand): Say that this
16357 predicate applies to sibling calls too.
16358 (sibcall_operand): New predicate.
16360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16362 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16363 alternatives as movsi_cf.
16364 (movsf_cf_hard): Add commentary.
16366 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16367 Richard Sandiford <richard@codesourcery.com>
16369 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16370 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16371 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16372 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16373 as being live on exit from an interrupt function.
16374 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16375 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16376 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16377 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16378 (m68k_interrupt_function_p): Globalize.
16379 (m68k_compute_frame_layout): Remove reverse mask code.
16380 (m68k_emit_movem, m68k_set_frame_related): New functions.
16381 (m68k_output_function_prologue): Delete in favor of...
16382 (m68k_expand_prologue): ...this new function.
16383 (m68k_output_function_epilogue): Delete in favor of...
16384 (m68k_expand_epilogue): ...this new function.
16385 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16387 (print_operand): Handle %?.
16388 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16389 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16390 (prologue, epilogue): New patterns.
16391 (return): Turn into a define_expand.
16392 (*return): New pattern, derived from old "return" pattern. Use rte
16393 rather than rts for interrupt functions. Only use rtd if the pop
16395 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16396 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16397 (link, *link, unlink, *unlink, load_got): Likewise.
16399 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16403 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16404 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16405 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16406 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16407 and m68k_matches_u_p.
16408 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16409 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16410 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16411 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16412 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16413 (REG_STRICT_P): New macro.
16414 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16415 PCREL_GENERAL_OPERAND_OK.
16416 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16417 m68k_legitimate_base_reg_p.
16418 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16419 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16420 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16421 * config/m68k/m68k.c (m68k_address): New structure.
16422 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16423 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16424 (m68k_jump_table_ref_p, m68k_decompose_address)
16425 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16426 (m68k_matches_u_p): New functions.
16427 (print_operand_address): Rewrite to use m68k_decompose_index.
16429 2007-03-05 David Taylor <dtaylor@emc.com>
16431 * gcc.c: Correct copyright date in --version output.
16433 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16435 * pa.md: In unamed move patterns, disparge copies between general
16436 and floating point registers using '?' modifier. Don't include 'f'
16437 constraint for register preferences in DImode, SImode, HImode and
16438 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16439 Remove constraints for copies between general and floating registers
16440 in soft-float DFmode pattern.
16441 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16445 2007-03-05 Mike Stump <mrs@apple.com>
16447 * c-common.c (targetcm): Add.
16448 * c-opts.c (c_common_handle_option): Handle language specific
16450 * opts.c (handle_option): Verify language for target options, if
16452 * opth-gen.awk: Add CL_LANG_ALL.
16453 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16454 (TARGETCM_INITIALIZER): Add.
16455 * target.h (struct gcc_targetcm): Add.
16457 * targhooks.c (default_handle_c_option): Add.
16458 * targhooks.h (default_handle_c_option): Add.
16459 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16461 * config/darwin.opt (iframework): Add.
16462 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16463 * config/darwin-c.c (handle_c_option): Add.
16464 (TARGET_HANDLE_C_OPTION): Add.
16466 * doc/invoke.texi (Darwin Options): Add -iframework.
16468 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16470 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16473 2007-03-05 Ian Lance Taylor <iant@google.com>
16475 * c.opt (fgnu89-inline): New option.
16476 * c-opts.c (c_common_post_options): Set default value for
16478 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16479 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16481 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16482 (grokdeclarator, start_function): Likewise.
16483 * c-cppbuiltin.c (c_cpp_builtins): Define either
16484 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16485 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16486 (C Dialect Options): Document -fgnu89-inline.
16487 * doc/extend.texi (Function Attributes): Explain what the
16488 gnu_inline attribute does.
16489 * doc/cpp.texi (Common Predefined Macros): Document
16490 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16492 2007-03-05 Ian Lance Taylor <iant@google.com>
16494 PR tree-optimization/31034
16495 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16496 half-range if the other side is an overflow infinity.
16498 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16500 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16501 (bfin*-linux-uclibc*): New configuration.
16502 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16504 * config/bfin/linux.h: New file.
16505 * config/bfin/libgcc-bfin.ver: New file.
16506 * config/bfin/t-bfin-uclinux: New file.
16507 * config/bfin/t-bfin-linux: New file.
16508 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16509 (TARGET_OS_CPP_BUILTINS): New macro.
16511 2007-03-05 Richard Guenther <rguenther@suse.de>
16513 * fold-const.c (fold_binary): Remove duplicate folding
16514 of comparison of non-null ADDR_EXPR against null.
16516 2007-03-05 Richard Guenther <rguenther@suse.de>
16517 Dorit Nuzman <dorit@il.ibm.com>
16519 PR tree-optimization/26420
16520 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16521 are no loops in the function. Only print the number of
16522 vectorized loops if it is greater than zero or we are supposed
16523 to print information about unvectorized loops.
16525 2007-03-05 Revital Eres <eres@il.ibm.com>
16527 * gcc.dg/var-expand1.c: New test.
16528 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16529 when an accumulator is expanded.
16531 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16534 * c-common.c (convert_and_check): Don't give warnings for
16535 conversion if 'expr' already overflowed.
16537 2007-03-04 Roger Sayle <roger@eyesopen.com>
16539 PR middle-end/30744
16540 * fold-const.c (fold_comparison): Enforce type consistency when
16541 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16543 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16545 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16546 containing a cast to the base of TARGET_MEM_REF.
16548 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16550 * tree.c (tree_contains_struct_check_failed): Remove spurious
16551 whitespace from error message.
16553 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16556 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16557 instead of precision.
16559 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16560 Nathan Sidwell <nathan@codesourcery.com>
16562 * emit-rtl.c (find_auto_inc): New.
16563 (try_split): recreate REG_INC notes,
16564 Use regular for loops rather than whiles.
16566 2007-03-03 Andreas Schwab <schwab@suse.de>
16568 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16569 * configure: Regenerate.
16571 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16573 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16574 flag_rounding_math, not flag_unsafe_math_optimizations.
16576 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16578 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16579 alpha_fold_vector_minmax): Likewise.
16580 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16581 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16583 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16585 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16586 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16587 if the lhs has side-effects.
16588 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16590 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16592 * config/i386/i386.h (TUNEMASK): Remove define.
16593 (ARCHMASK): Remove define.
16594 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16595 Use ix86_arch_mask variable instead of ARCHMASK.
16596 * config/i386/i386.c (override_options): Ditto.
16597 (standard_80387_constant_p): Ditto.
16599 2007-03-02 Ian Lance Taylor <iant@google.com>
16601 Used signed infinities in VRP.
16602 * tree-vrp.c (uses_overflow_infinity): New static function.
16603 (supports_overflow_infinity): New static function.
16604 (make_overflow_infinity): New static function.
16605 (negative_overflow_infinity): New static function.
16606 (positive_overflow_infinity): New static function.
16607 (is_negative_overflow_infinity): New static function.
16608 (is_positive_overflow_infinity): New static function.
16609 (is_overflow_infinity): New static function.
16610 (overflow_infinity_range_p): New static function.
16611 (compare_values_warnv): New function split out of compare_values.
16612 (compare_value): Call it.
16613 (set_value_range_to_nonnegative): Add overflow_infinity
16614 parameter. Change caller.
16615 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16617 (vrp_expr_computes_nonzero): Likewise.
16618 (compare_ranges, compare_range_with_value): Likewise.
16619 (compare_name_with_value, compare_names): Likewise.
16620 (vrp_evaluate_conditional): Likewise.
16621 (set_value_range): Handle infinity
16622 (vrp_operand_equal_p, operand_less_p): Likewise.
16623 (extract_range_from_assert): Likewise.
16624 (vrp_int_const_binop): Likewise.
16625 (extract_range_from_binary_expr): Likewise.
16626 (extract_range_from_unary_expr): Likewise.
16627 (extract_range_from_comparison): Likewise.
16628 (extract_range_from_expr): Likewise.
16629 (dump_value_range): Likewise.
16630 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16631 (test_for_singularity): Likewise.
16632 (vrp_int_const_binop): Remove inline qualifier.
16633 (adjust_range_with_scev): Add comment.
16634 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16636 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16638 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16639 (get_constraint_for): Likewise.
16640 (do_structure_copy): Likewise.
16641 (find_func_aliases): Fix references to MODIFY_EXPR.
16642 (intra_create_variable_infos): Tidy.
16643 * tree-ssa-operands.c (add_virtual_operand): Add argument
16645 When adding members of alias sets, if IS_CALL_SITE is true and
16646 the symbol is not call-clobbered, skip it.
16647 Adjust all callers.
16649 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16651 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16652 entry by means of emit_insn_at_entry.
16654 2007-03-02 Richard Henderson <rth@redhat.com>
16656 * expr.h (promoted_input_arg): Remove decl.
16657 * function.c (promoted_input_arg): Merge into ...
16658 * combine.c (setup_incoming_promotions): ... only caller.
16659 Rearrange to avoid double loop.
16661 2007-03-02 Ben Elliston <bje@au.ibm.com>
16662 Peter Bergner <bergner@vnet.ibm.com>
16663 Janis Johnson <janis187@us.ibm.com>
16665 * config/rs6000/dfp.md: New file.
16666 * config/rs6000/rs6000.md: Include dfp.md.
16667 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16668 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16669 and TDmode decimal float modes in FP registers.
16670 (num_insns_constant): Likewise.
16671 (rs6000_legitimate_offset_address_p): Likewise.
16672 (rs6000_legitimize_address): Likewise.
16673 (rs6000_legitimize_reload_address): Likewise.
16674 (rs6000_legitimate_address): Likewise.
16675 (rs6000_emit_move): Likewise.
16676 (function_arg_boundary): Likewise.
16677 (function_arg_advance): Likewise.
16678 (rs6000_darwin64_record_arg_recurse): Likewise.
16679 (function_arg): Likewise.
16680 (rs6000_gimplify_va_arg): Likewise.
16681 (rs6000_split_multireg_move): Likewise.
16682 (rs6000_output_function_epilogue): Likewise.
16683 (rs6000_output_function_epilogue): Likewise.
16684 (rs6000_register_move_cost): Likewise.
16685 (rs6000_function_value): Likewise.
16686 (rs6000_libcall_value): Likewise.
16688 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16690 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16692 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16694 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16695 Use $MULTIDIR to choose between the kernel and RTP headers,
16696 and use $WIND_BASE and $WIND_USR to locate them.
16698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16700 * config/i386/i386.c (override_options): Put initialization of
16701 ix86_tune_mask and ix86_arch_mask to the correct place.
16703 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16704 Michael Meissner <michael.meissner@amd.com>
16707 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16708 (ARCHMASK): Define.
16709 (TARGET_CMOVE): Use ARCHMASK.
16710 (TARGET_CMPXCHG): Ditto.
16711 (TARGET_CMPXCHG8B): Ditto.
16712 (TARGET_XADD): Ditto.
16713 (TARGET_BSWAP): Ditto.
16714 * config/i386/i386.c (ix86_tune_mask): New global variable.
16715 (ix86_arch_mask): Ditto.
16716 (override_options): Initialize ix86_tune_mask and
16717 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16720 2007-03-02 Ben Elliston <bje@au.ibm.com>
16723 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16725 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16727 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16728 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16729 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16730 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16732 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16733 rs6000_init_dwarf_reg_sizes_extra): New.
16734 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16735 SPE register high parts.
16737 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16739 * Makefile.in: Add install-pdf target as
16740 copied from automake v1.10 rules.
16741 * configure.ac: Add install-pdf to target list.
16742 * configure: Regenerate.
16744 2007-03-01 Paul Brook <paul@codesourcery.com>
16746 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16747 modes to LDRD for DImode.
16748 (output_move_double): Fixup out of range ldrd/strd.
16749 (vfp_secondary_reload_class): Rename...
16750 (coproc_secondary_reload_class): ... to this. Add wb argument.
16751 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16752 coproc_secondary_reload_class for CLASS_IWMMXT.
16753 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16754 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16756 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16758 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16759 unroll factor by the estimated number of iterations.
16760 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16761 than prefetch latency.
16763 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16764 decode_caches_intel, detect_caches_intel): New functions.
16765 (host_detect_local_cpu): Use detect_caches_amd and
16766 detect_caches_intel.
16768 2007-03-01 Richard Henderson <rth@redhat.com>
16770 * expr.c (emit_move_complex_push): Export.
16771 (emit_move_complex_parts): Split out from ...
16772 (emit_move_complex): ... here.
16773 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16774 * config/i386/i386.md (movcdi): New.
16776 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16778 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16779 size of mode1 to check for tieable modes in MMX case.
16781 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16783 * Makefile.in (rtlanal.o): Depend on tree.h.
16784 * rtl.h (offset_within_section_p, split_const): Declare.
16785 * rtlanal.c: Include tree.h.
16786 (offset_within_block_p): New function, taken from
16787 mips_offset_within_object_p.
16788 (split_const): New function, taken from mips_split_const.
16789 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16791 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16792 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16793 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16794 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16795 (m68k_illegitimate_symbolic_constant_p): New function.
16796 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16797 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16798 symbolic constant that might be outside the symbol's section,
16799 move the symbol first and then add the offset.
16800 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16802 * config/mips/mips.c (mips_split_const): Delete.
16803 (mips_offset_within_object_p): Delete.
16804 (mips_symbolic_constant_p): Use offset_within_section_p and
16805 split_const instead of mips_offset_within_object_p and
16807 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16808 (mips_legitimize_const_move, print_operand_reloc)
16809 (mips_dangerous_for_la25_p): Use split_const instead of
16812 2007-02-28 Eric Christopher <echristo@apple.com>
16814 * Makefile.in (install-include-dir): Don't rm -rf include.
16816 2007-02-28 Richard Guenther <rguenther@suse.de>
16818 PR middle-end/30364
16819 * fold-const.c (fold_binary): Do not associate expressions
16820 with more than one variable for integer types that do not wrap.
16822 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16824 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16825 Delete, and replace with...
16826 (fold_builtin_call_array): This. Update callers to use it.
16827 * fold-const.c (fold_build_call_list): Delete, and replace with...
16828 (fold_build_call_array): This.
16829 (fold_build_call_list_initializer): Delete, and replace with...
16830 (fold_build_call_array_initializer): This.
16831 * tree.h: Update declarations to reflect above changes.
16833 * c-typeck.c (build_function_call): Store converted arguments
16834 in a stack-allocated array instead of building a list.
16835 (convert_arguments): Store arguments in the array passed in as an
16836 argument, and return the actual number of arguments.
16837 * c-format.c: (check_function_format): Pass arguments in an
16838 array instead of a list.
16839 * c-common.c (check_function_nonnull): Likewise.
16840 (check_function_sentinel): Likewise.
16841 (check_function_arguments): Likewise.
16842 * c-common.h: Update declarations to reflect above changes.
16844 2007-02-28 Jan Hubicka <jh@suse.cz>
16846 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16847 PRED_NEGATIVE_RETURN): Update outcomes.
16849 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16851 * calls.c (emit_library_call_value_1): Handle partial registers
16852 correctly when building up CALL_INSN_FUNCTION_USAGE.
16854 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16856 * pa/predicates.md (move_src_operand): Allow zero for mode.
16857 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16860 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16863 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16864 *movv2df_internal): Enable pattern only for valid operand
16866 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16867 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16869 2007-02-27 Mike Stump <mrs@apple.com>
16871 * config/darwin-crt3.c: Avoid compilation when compiling for a
16874 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16876 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16878 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16879 for fixed headers and limits.h.
16880 (install-include-dir, install-headers-tar, install-headers-cpio,
16881 install-headers-cp, real-install-headers-tar,
16882 real-install-headers-cpio, real-install-headers-cp): Handle
16883 include-fixed as well as include.
16884 (install-mkheaders): Don't install files that go only in include
16886 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16887 from GCC_INCLUDE_DIR.
16888 * gcc.c (process_command): Remove special -BstageN/ handling.
16889 (do_spec_1): Add include-fixed directories.
16891 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16893 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16895 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16897 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16900 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16902 * c-common.c (get_priority): Add check for
16903 SUPPORTS_INIT_PRIORITY.
16905 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16907 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16909 * config/bfin/bfin.c: Include "cfglayout.h".
16910 (MAX_LSETUP_DISTANCE): New macro.
16911 (struct loop_info): New members incoming, incoming_src and
16912 incoming_dest. Delete member predecessor.
16913 (length_for_loop): New function.
16914 (bfin_optimize_loop): Handle more different loop structures.
16915 (bfin_discover_loop): Rework detection of predecessor blocks by
16916 examining incoming edges.
16917 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16919 (bfin_reorder_loops): New function.
16920 (bfin_reorg_loops): Use these three new functions.
16922 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16923 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16924 (CONSTRAINT_LEN): Add entry for 'q'.
16925 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16926 Add 'q' constraints.
16927 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16928 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16930 * config/bfin/bfin.md (add_with_carry): New pattern.
16931 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16932 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16933 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16934 support unsigned multiplies too. Removed incorrect commutativity from
16935 operand 1 constraint where appropriate.
16936 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16938 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16939 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16941 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16942 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16943 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16944 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16945 usmulhisi_hh_huh): New patterns.
16947 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16948 lshifthi3): Fix output template to use half reg for operand 2.
16950 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16953 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16955 2007-02-27 Andreas Schwab <schwab@suse.de>
16957 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16959 2007-02-27 Jan Hubicka <jh@suse.cz>
16961 * predict.c (last_basic_block_p): Remove.
16962 (tree_estimate_probability): Update return heuristic for commonized
16965 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16967 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16969 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16971 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16972 * doc/cpp.texi: Standardize title page.
16973 * doc/cppinternals.texi: Likewise.
16974 * doc/gcc.texi: Standardize title page, remove version number
16975 from copyright page.
16976 * doc/gccint.texi: Likewise.
16977 * doc/install.texi: Standardize title page, add table of
16980 2007-02-26 Jan Hubicka <jh@suse.cz>
16982 * predict.def: Set outcomes according to more recent results.
16983 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16984 Remove dead predictors.
16985 * predict.c (return_prediction): Fix pasto.
16987 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16989 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16990 change; avoid a memory leak when returning early.
16992 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16994 * c-decl.c (static_ctors): Move to c-common.c.
16995 (static_dtors): Likewise.
16996 (finish_function): Use c_record_cdtor_fn.
16997 (build_cdtor): Move to c-common.c.
16998 (c_write_global_declarations): Use c_build_cdtor_fns.
16999 * c-common.h (static_ctors): Declare.
17000 (static_dtors): Likewise.
17001 (c_record_cdtor_fn): Likewise.
17002 (c_build_cdtor_fns): Likewise.
17003 * c-common.c (static_ctors): New variable.
17004 (static_dtors): Likewise.
17005 (c_record_cdtor_fn): New function.
17006 (build_cdtor): Move from c-decl.c
17007 (c_build_cdtor_fns): New function.
17009 * output.h (assemble_addr_to_section): Declare.
17010 (get_cdtor_priority_section): Likewise.
17011 * varasm.c (assemble_addr_to_section): New function.
17012 (get_cdtor_priority_section): Likewise.
17013 (default_named_section_asm_out_destructor): Use them.
17014 (destor_dtor_section_asm_out_destructor): Likewise.
17015 (default_named_section_asm_out_constructor): Likewise.
17016 (default_ctor_section_asm_out_constructor): Likewise.
17017 * config.gcc (*-*-vxworks*): Include vxworks.o.
17018 * config/t-vxworks (vxworks.o): New target.
17019 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17020 (TARGET_ASM_CONSTRUCTOR): Define.
17021 (TARGET_ASM_DESTRUCTOR): Likewise.
17022 (vxworks_asm_out_constructor): Declare.
17023 (vxworks_asm_out_destructor): Likewise.
17025 * c-common.c (get_priority): Check that we have not just an
17026 INTEGER_CST, but an integer constant with integeral type.
17028 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17030 PR tree-optimization/30938
17031 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17032 use &dt[nargs-1] instead of &dt[nargs] in the call to
17033 vect_is_simple_use().
17035 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17037 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17038 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17039 Do not attempt to handle MEM inside auto-inc expressions.
17040 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17041 of a register modified by an auto-inc expression. However, do handle
17042 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17043 (elimination_effects): Prohibit elimination of a register modified
17044 by an auto-inc expression. Disable register elimination rules whose
17045 target register is modified by an auto-inc expression with variable
17048 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17050 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17052 (array_at_struct_end_p): New function.
17053 (idx_infer_loop_bounds): Use it.
17054 (estimate_numbers_of_iterations_loop): Export.
17055 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17056 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17057 (tree_estimate_probability): Call record_loop_exits.
17058 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17059 (estimated_loop_iterations, estimated_loop_iterations_int,
17060 estimated_loop_iterations_tree): New functions.
17061 (analyze_siv_subscript_cst_affine,
17062 compute_overlap_steps_for_affine_1_2,
17063 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17064 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17065 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17066 (PRED_LOOP_ITERATIONS_GUESSED): New.
17067 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17068 * cfgloop.h (estimate_numbers_of_iterations_loop,
17069 estimated_loop_iterations_int): Declare.
17071 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17073 * doc/extend.texi: Document optional priority argument to
17074 constructors and destructors.
17075 * tree.c (init_priority_for_decl): Adjust GTY markers.
17076 (init_ttree): Use priority-info hash functions for
17077 init_priority_for_decl.
17078 (tree_map_eq): Rename to ...
17079 (tree_map_base_eq): ... this.
17080 (tree_map_marked_p): Rename to ...
17081 (tree_map_base_marked_p): ... this.
17082 (tree_map_base_hash): New function.
17083 (decl_init_priority_lookup): Rework.
17084 (decl_fini_priority_lookup): New function.
17085 (decl_priority_info): New function.
17086 (decl_init_priority_insert): Use it.
17087 (decl_fini_priority_insert): Likewise.
17088 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17090 (decl_restrict_base_insert): Likewise.
17091 (decl_debug_expr_insert): Likewise.
17092 (decl_value_expr_lookup): Likewise.
17093 (decl_value_expr_insert): Likewise.
17094 * tree.h (priority_type): New type.
17095 (decl_init_priority_lookup): Use priority_type.
17096 (decl_fini_priority_lookup): New function.
17097 (decl_init_priority_insert): Use priority_type.
17098 (decl_fini_priority_insert): New function.
17099 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17100 (DECL_INIT_PRIORITY): Likewise.
17101 (SET_DECL_INIT_PRIORITY): Add comment.
17102 (DECL_FINI_PRIORITY): New macro.
17103 (SET_DECL_FINI_PRIORITY): Likewise.
17104 (DEFAULT_INIT_PRIORITY): Document.
17105 (MAX_INIT_PRIORITY): Likewise.
17106 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17107 (tree_map_base): New type.
17108 (tree_map_base_eq): New function.
17109 (tree_map_base_hash): Likewise.
17110 (tree_map_base_marked_p): Likewise.
17111 (tree_map): Inherit from tree_map_base.
17112 (tree_map_eq): Make it a macro.
17113 (tree_map_marked_p): Likewise.
17114 (tree_int_map): Inherit from tree_map_base.
17115 (tree_int_map_eq): Make it a macro.
17116 (tree_int_map_hash): Likewise.
17117 (tree_int_map_marked_p): Likewise.
17118 (tree_priority_map): New type.
17119 (tree_priority_map_eq): New macro.
17120 (tree_priority_map_hash): Likewise.
17121 (tree_priority_map_marked_p): Likewise.
17122 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17124 (emutls_common_1): Likewise.
17125 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17126 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17127 of tree_map hierarchy.
17128 * tree-cfg.c (move_stmt_r): Likewise.
17129 (new_label_mapper): Likewise.
17130 * c-tree.h (c_expand_body): Move to ...
17131 * c-common.h (c_expand_body): ... here.
17132 * c-decl.c (c_expand_body): Move to ...
17133 * c-common.c (c_expand_body): ... here.
17134 (c_common_attribute_table): Allow 1 argument for the constructor
17135 and destructor attributes.
17136 (get_priority): New function.
17137 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17138 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17140 2007-02-24 Jan Hubicka <jh@suse.cz>
17142 PR middle-end/30509
17143 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17144 copying for inlining.
17146 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17147 Jan Hubicka <jh@suse.cz>
17150 * i386.c (counter_mode): New function.
17151 (expand_set_or_movmem_via_loop): Use it.
17152 (expand_movmem_epilogue): Likewise; fix pasto.
17153 (ix86_expand_movmem): Do emit guard even for constant counts.
17154 (ix86_expand_setmem): Likewise.
17156 2007-02-25 Nick Clifton <nickc@redhat.com>
17158 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17159 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17161 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17164 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17165 count argument with 0x10, not with 0x16.
17166 (expand_setmem_epilogue): Ditto.
17168 2007-02-24 Mike Stump <mrs@apple.com>
17170 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17173 2007-02-24 Richard Guenther <rguenther@suse.de>
17175 PR middle-end/30951
17176 * fold-const.c (fold_binary): Fold x +- CST op x for
17177 EQ_EXPR and NE_EXPR.
17179 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17181 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17183 2007-02-24 Jan Hubicka <jh@suse.cz>
17185 * cgraphunit.c (decide_is_function_needed): Honor
17186 -fkeep-inline-functions.
17188 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17190 * builtins.c (fold_builtin_modf): New.
17191 (fold_builtin_2): Use it.
17193 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17195 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17196 (determine_max_iter): Take additional LOOP arg; all callers changed.
17197 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17198 one using simplifications.
17199 (simplify_using_initial_values): Return if the expression becomes
17200 invalid due to altered regs.
17202 2007-02-23 DJ Delorie <dj@redhat.com>
17204 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17206 2007-02-23 Mike Stump <mrs@apple.com>
17208 * tlink.c (scan_linker_output): Parse linker messages from
17209 darwin9's linker better.
17211 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17214 * varpool.c (varpool_assemble_pending_decls): Set
17215 varpool_last_needed_node to null.
17217 2007-02-23 DJ Delorie <dj@redhat.com>
17219 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17220 alignment bigger than the object file can handle.
17222 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17225 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17226 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17227 (*movsf_1): Penalize MMX moves.
17229 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17231 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17232 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17234 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17236 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17238 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17239 (fold_builtin_1): Use them.
17240 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17241 BUILT_IN_SIGNIFICAND.
17243 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17245 * config/i386/i386.c (bdesc_1arg): Initialize
17246 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17247 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17248 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17249 and IX86_BUILTIN_MOVSLDUP.
17251 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17253 PR rtl-optimization/30841
17254 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17256 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17258 * builtins.c (fold_builtin_frexp): New.
17259 (fold_builtin_2): Use it.
17261 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17263 * doc/invoke.texi (Spec Files): Document getenv spec function.
17265 * gcc.c (getenv_spec_function): New function.
17266 (static_spec_functions): Add it.
17267 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17268 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17271 2007-02-22 Michael Matz <matz@suse.de
17274 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17275 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17277 2007-02-22 Ian Lance Taylor <iant@google.com>
17280 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17281 (mem_loc_descriptor): Call it.
17283 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17284 Ira Rosen <irar@il.ibm.com>
17286 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17288 2007-02-22 Ira Rosen <irar@il.ibm.com>
17290 PR tree-optimization/30843
17291 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17292 stores only after all the group is vectorized.
17294 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17296 PR tree-optimization/30858
17297 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17298 in the reduction cycle have a single use in the loop.
17299 * tree-vectorizer.h (relevant): Add documentation.
17301 2007-02-20 Mike Stump <mrs@apple.com>
17303 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17304 * configure: Regenerate.
17306 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17308 Change the defaults of some parameters and options.
17309 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17310 * config/spu/spu.c (spu_optimization_options): Add.
17311 (spu_override_options): Change params in spu_optimization_options.
17312 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17314 Register 127 is only 16 byte aligned when used as a frame pointer.
17315 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17316 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17317 HARD_FRAME_POINTER_REGNUM.
17318 (spu_legitimate_address): Use regno_aligned_for_reload.
17319 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17320 aligned when frame_pointer_needed is true.
17321 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17323 * config/spu/spu.h (INIT_EXPANDERS): Define.
17325 Make sure shift and rotate instructions have valid immediate operands.
17326 * config/spu/predicates.md (spu_shift_operand): Remove.
17327 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17328 * config/spu/constraints.md (W, O): Extend range.
17329 * config/spu/spu.md (umask, nmask): Define.
17330 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17331 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17332 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17333 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17334 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17335 (lshr<mode>3_reg): Fix rtl description.
17337 Make sure mulhisi immediate operands are valid.
17338 * config/spu/predicates.md (imm_K_operand): Add.
17339 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17341 Generate constants using fsmbi and andi.
17342 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17343 (print_operand, spu_split_immediate, classify_immediate,
17344 fsmbi_const_p): Handle IC_FSMBI2.
17346 Correctly handle a CONST_VECTOR containing symbols.
17347 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17348 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17349 (immediate_load_p): Allow symbols that use 2 instructions to create.
17350 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17351 with symbols when flag_pic is set.
17352 (const_vector_immediate_p): New.
17353 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17354 accept a CONST_VECTOR with symbols.
17355 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17356 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17358 * config/spu/spu.md (high, low): Delete.
17359 (low_<mode>): Define.
17361 Remove INTRmode and INTR_REGNUM, which didn't work.
17362 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17364 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17365 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17366 peephole2 pattern): Don't use INTR or 131.
17367 (movintrcc): Delete.
17368 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17369 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17370 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17371 (UNSPEC_SET_INTR): Add.
17372 * config/spu/spu-modes.def (INTR): Remove.
17374 More accurate warnings about run-time relocations.
17375 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17377 Correctly warn about immediate arguments to specific intrinsics.
17378 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17379 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17380 the instruction predicate.
17382 Fix tree check errors with latest update.
17383 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17385 (spu_expand_builtin): Use CALL_EXPR_FN.
17387 Add missing specific intrinsics.
17388 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17390 * config/spu/spu_internals.h: Ditto.
17392 Fix incorrect operand modifiers.
17393 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17394 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17396 Optimize one case of zero_extend of a vec_select.
17397 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17399 Accept any immediate for hbr.
17400 * config/spu/spu.md (hbr): Change s constraints to i.
17402 2007-02-21 Paul Brook <paul@codesourcery.com>
17404 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17405 condexec_count when skipping USE and CLOBBER.
17407 2007-02-21 Nick Clifton <nickc@redhat.com>
17409 * common.opt (Warray-bounds): Add Warning attribute.
17410 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17412 (fsized-zeroes): Add Optimization attribute.
17413 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17414 * c.opt (Wc++0x-compat): Add Warning attribute.
17416 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17418 PR middle-end/30761
17419 * reload1.c (eliminate_regs_in_insn): In the single_set special
17420 case, attempt to re-recognize the insn before falling back to
17421 having reload fix it up.
17423 2007-02-20 Eric Christopher <echristo@gmail.com>
17425 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17426 Rewrite accordingly.
17427 (frv_read_iacc_argument): Ditto.
17428 (frv_expand_set_builtin): Take a call instead of arglist, update for
17430 (frv_expand_unop_builtin): Ditto.
17431 (frv_expand_binop_builtin): Ditto.
17432 (frv_expand_cut_builtin): Ditto.
17433 (frv_expand_binopimm_builtin): Ditto.
17434 (frv_expand_voidbinop_builtin): Ditto.
17435 (frv_expand_int_void2arg): Ditto.
17436 (frv_expand_prefetches): Ditto.
17437 (frv_expand_voidtriop_builtin): Ditto.
17438 (frv_expand_voidaccop_builtin): Ditto.
17439 (frv_expand_load_builtin): Ditto.
17440 (frv_expand_store_builtin): Ditto.
17441 (frv_expand_mdpackh_builtin): Ditto.
17442 (frv_expand_mclracc_builtin): Ditto.
17443 (frv_expand_mrdacc_builtin): Ditto.
17444 (frv_expand_mwtacc_builtin): Ditto.
17445 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17448 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17450 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17451 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17453 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17454 point instructions.
17455 * configure: Regenerate.
17456 * config.in: Regenerate.
17457 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17458 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17459 masks to power6 and power6x and to POWERPC_MASKS.
17460 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17462 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17463 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17464 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17465 Access PROTOTYPE as variable, not mask.
17467 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17469 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17470 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17471 * combine.c (adjust_for_new_dest): Use it.
17472 * postreload.c (reload_combine): Likewise.
17474 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17476 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17477 notes on an insn with multiple sets, even if single_set returns
17478 non-NULL for that insn.
17480 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17482 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17483 scalbn and scalbln.
17485 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17487 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17488 if user didn't pass it.
17489 * config/i386/darwin.h (CC1_SPEC): Likewise.
17490 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17491 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17492 -mmacosx-version-min.
17494 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17495 Uros Bizjak <ubizjak@gmail.com>
17497 * optabs.h (enum optab_index): Add new OTI_scalb.
17498 (scalb_optab): Define corresponding macro.
17499 * optabs.c (init_optabs): Initialize scalb_optab.
17500 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17502 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17503 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17504 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17505 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17506 flag_unsafe_math_optimizations is set.
17508 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17509 to implement scalbf, scalb and scalbl built-ins as inline x87
17512 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17513 DJ Delorie <dj@redhat.com>
17516 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17517 (diagnostic_report_diagnostic): ... here, and turn them into real
17518 errors. If warnings are inhibited, no need to do anything.
17520 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17522 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17523 better code generation.
17525 2007-02-20 Ben Elliston <bje@au.ibm.com>
17527 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17529 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17531 * config/alpha/alpha.c, config/alpha/alpha.md,
17532 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17533 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17534 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17535 config/arm/lib1funcs.asm: Follow spelling conventions.
17537 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17538 config/fr30/fr30.md, config/i386/i386.h,
17539 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17540 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17541 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17542 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17543 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17544 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17545 config/sparc/sparc.c, config/sparc/sparc.h,
17546 config/sparc/sparc.md, config/spu/constraints.md,
17547 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17550 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17553 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17556 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17558 * doc/invoke.texi (-ftree-lrs): Remove.
17560 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17562 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17565 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17567 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17568 new CALL_EXPR_FN macro for retrieving the function
17569 declaration of the input expression.
17571 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17573 * c.opt (Waddress): New.
17574 * common.opt (Walways-true): Delete.
17575 (Wstring-literal-comparison): Delete.
17576 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17577 -Wstring-literal-comparison. Add -Waddress.
17579 (Walways-true): Delete.
17580 (Wstring-literal-comparison): Delete.
17581 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17582 consistently instead of -Walways-true in example.
17583 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17584 * c-typeck.c (parser_build_binary_op): Replace
17585 -Wstring-literal-comparison and -Walways-true with -Waddress.
17586 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17589 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17591 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17592 without DECL_STRUCT_FUNCTION initialized.
17594 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17596 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17597 due to calls to functions taking pointers as parameters.
17599 2007-02-19 Richard Henderson <rth@redhat.com>
17602 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17605 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17607 * config/s390/s390.c (s390_call_saved_register_used,
17608 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17609 accessed to the new scheme.
17611 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17613 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17614 (cris_print_index, cris_print_operand, cris_print_operand_address)
17615 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17616 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17617 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17618 GET_CODE () == xxx.
17619 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17620 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17621 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17622 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17623 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17624 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17625 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17626 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17627 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17628 (uminsi3, call, call_value): Ditto.
17629 (define_split: indir_to_reg_split, unnamed): Ditto.
17631 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17633 PR tree-optimization/30975
17634 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17637 2007-02-18 Eric Christopher <echristo@gmail.com>
17639 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17640 Remove use of arglist.
17641 (mips_expand_builtin): Remove use of arglist, pass in expr.
17642 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17643 (mips_expand_builtin_movtf): Ditto.
17644 (mips_expand_builtin_compare): Ditto.
17646 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17648 * tree-sra.c (sra_build_assignment): Replace assertion
17649 checking with a comment explaining why it can't be done.
17651 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17653 PR middle-end/30833
17654 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17655 during CALL_EXPR representation conversion.
17656 * tree-ssa-propagate.c (set_rhs): Likewise.
17658 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17660 * tree-sra.c (sra_build_assignment): Disable assertion checking
17663 2007-02-18 Roger Sayle <roger@eyesopen.com>
17665 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17666 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17667 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17669 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17670 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17671 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17672 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17673 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17674 force_gimple_operand): Likewise.
17675 * ipa-cp.c (constant_val_insert): Likewise.
17676 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17677 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17678 perfect_nestify): Likewise.
17679 * langhooks.c (lhd_omp_assignment): Likewise.
17680 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17681 lower_copyprivate_clauses, lower_send_clauses,
17682 lower_send_shared_vars, expand_parallel_call,
17683 expand_omp_for_generic, expand_omp_for_static_nochunk,
17684 expand_omp_for_static_chunk, expand_omp_sections,
17685 lower_omp_single_copy, lower_omp_for_lastprivate,
17686 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17687 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17688 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17691 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17693 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17694 config/sh/sh.md: Follow spelling conventions.
17696 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17697 config/frv/predicates.md: Follow spelling conventions.
17699 * config/m68k/linux-unwind.h: Fix a comment typo.
17700 * target.h: Follow spelling conventions.
17702 2007-02-18 Roger Sayle <roger@eyesopen.com>
17704 PR rtl-optimization/28173
17705 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17706 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17707 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17708 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17709 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17711 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17713 * builtins.c (fold_builtin_load_exponent): New.
17714 (fold_builtin_2): Use it.
17716 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17718 PR rtl-optimization/30773
17719 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17720 if we fail to attach a REG_EQUIV note.
17722 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17723 Roger Sayle <roger@eyesopen.com>
17725 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17727 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17729 * calls.c (initialize_argument_information): Pass original EXP
17730 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17731 code to split complex arguments here, as part of initializing the
17733 (expand_call): Remove code that builds a list of arguments and
17734 inserts implicit arguments into it. Instead, just count how many
17735 implicit arguments there will be so we can determine the size of
17736 the ARGS array, and let initialize_argument_information do the work.
17737 (split_complex_values): Delete unused function.
17739 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17741 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17743 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17745 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17746 for arg pointer based indexed addressing.
17748 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17750 * config/ia64/ia64.h, config/ia64/ia64.md,
17751 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17752 spelling conventions.
17754 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17756 * config/m68k/m68k.c (split_di): New.
17757 * config/m68k/m68k-protos.h: Declare split_di.
17758 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17759 Improve predicate handling and split constant shifts.
17761 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17763 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17764 parameter for register bitfield operations, general predicates
17767 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17769 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17770 * config/m68k/linux-unwind.h: New file.
17772 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17774 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17775 config/i386/athlon.md, config/ia64/ia64.md,
17776 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17777 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17778 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17779 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17780 tree-vect-transform.c: Fix comment typos.
17782 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17784 * sched-deps.c (find_insn_list): Remove.
17785 * sched-int.h: Remove the prototype for find_insn_list.
17787 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17789 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17791 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17792 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17793 darwin_rs6000_override_options.
17794 (C_COMMON_OVERRIDE_OPTIONS): Expect
17795 darwin_macosx_version_min to be non-NULL always.
17796 (TARGET_C99_FUNCTIONS): Likewise.
17797 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17798 (DARWIN_MINVERSION_SPEC): New.
17799 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17800 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17802 (DARWIN_MINVERSION_SPEC): New.
17803 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17805 * config/darwin-c.c (darwin_cpp_builtins): Expect
17806 darwin_macosx_version_min to be non-NULL always.
17808 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17810 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/i386.h (x86_use_xchgb): New.
17813 (TARGET_USE_XCHGB): New macro.
17814 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17815 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17816 Split after reload into bswaphi for shifts of 8.
17817 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17818 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17819 or when optimizing for size.
17821 2007-02-16 Richard Guenther <rguenther@suse.de>
17822 Christian Bruel <christian.bruel@st.com>
17824 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17825 DECLs but prefer SSA_NAMEs over DECLs.
17827 2007-02-16 Richard Guenther <rguenther@suse.de>
17829 * tree-flow-inline.h (single_imm_use_p): Remove.
17830 (zero_imm_uses_p): Likewise.
17831 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17832 instead of single_imm_use_p.
17833 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17836 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17839 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17840 nested double- and backquotes.
17842 2007-02-15 Roger Sayle <roger@eyesopen.com>
17844 PR middle-end/30391
17845 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17846 should be unreachable.
17847 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17848 For the time being redirect GIMPLE_MODIFY_STMT to the new
17849 (renamed) build_gimple_modify_stmt_stat.
17850 (build2_gimple_stat): Rename to...
17851 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17852 Always build a GIMPLE_MODIFY_STMT node.
17853 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17854 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17857 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17858 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17859 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17860 expand_complex_div_wide): Likewise.
17861 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17862 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17863 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17864 * tree-ssa-loop-manip.c (create_iv): Likewise.
17865 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17866 abs_replacement): Likewise.
17867 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17868 realify_fake_stores): Likewise.
17870 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17871 node rather than a GIMPLE_MODIFY_STMT node.
17872 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17873 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17875 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17876 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17877 GIMPLE_MODIFY_STMT.
17879 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17881 PR middle-end/30433
17882 * fold-const.c (fold_comparison): Add back the
17883 folding of constant complex comparisions.
17885 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17887 PR middle-end/30729
17888 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17889 effects unknown to this function, return early.
17891 2007-02-15 Ian Lance Taylor <iant@google.com>
17893 * lower-subreg.c (move_eh_region_note): New static function.
17894 (resolve_simple_move): Call it.
17895 (decompose_multiword_subregs): Track blocks for which we resolve a
17896 simple move which is also a control flow insn. Pass them to
17897 find_many_sub_basic_blocks.
17898 (pass_lower_subreg): Add TODO_verify_flow.
17899 (pass_lower_subreg2): Likewise.
17901 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17902 Brooks Moses <brooks.moses@codesourcery.com>
17903 Lee Millward <lee.millward@codesourcery.com>
17905 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17906 (VL_EXP_CLASS_P): New.
17907 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17909 (TREE_OPERAND_CHECK_CODE): Likewise.
17910 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17911 (TREE_RTL_OPERAND_CHECK): Likewise.
17912 (tree_operand_check_failed): Make second parameter the whole tree
17913 instead of its code. Fixed callers.
17914 (VL_EXP_CHECK): New.
17915 (TREE_OPERAND_LENGTH): New.
17916 (VL_EXP_OPERAND_LENGTH): New.
17917 (CALL_EXPR_FN): New.
17918 (CALL_EXPR_STATIC_CHAIN): New.
17919 (CALL_EXPR_ARGS): New.
17920 (CALL_EXPR_ARG): New.
17921 (call_expr_nargs): New.
17922 (CALL_EXPR_ARGP): New.
17923 (build_nt_call_list): Declare.
17924 (build_vl_exp_stat): Declare.
17925 (build_vl_exp): New.
17926 (build_call_list): Declare.
17927 (build_call_nary): Declare.
17928 (build_call_valist): Declare.
17929 (build_call_array): Declare.
17930 (call_expr_arg): Declare.
17931 (call_expr_argp): Declare.
17932 (call_expr_arglist): Declare.
17933 (fold_build_call_list): Declare.
17934 (fold_build_call_list_initializer): Declare.
17935 (fold_call_expr): Declare to replace fold_builtin.
17936 (fold_builtin_fputs): Update to agree with modified definition.
17937 (fold_builtin_strcpy): Likewise.
17938 (fold_builtin_strncpy): Likewise.
17939 (fold_builtin_memory_chk): Likewise.
17940 (fold_builtin_stxcpy_chk): Likewise.
17941 (fold_builtin_strncpy_chk): Likewise.
17942 (fold_builtin_next_arg): Likewise.
17943 (fold_build_call_expr): Declare.
17944 (fold_builtin_call_list): Declare.
17945 (fold_builtin_call_valist): Declare.
17946 (build_call_expr): Declare.
17947 (validate_arglist): Update to agree with modified definition.
17948 (tree_operand_length): New.
17949 (call_expr_arg_iterator): New.
17950 (init_call_expr_arg_iterator): New.
17951 (next_call_expr_arg): New.
17952 (first_call_expr_arg): New.
17953 (more_call_expr_args_p): New.
17954 (FOR_EACH_CALL_EXPR_ARG): New.
17956 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17957 and tcc_gimple_stmt.
17958 (tree_code_size): Update documentation. Use sizeof (tree) rather
17959 than sizeof (char *).
17960 (tree_size): Likewise. Add case for tcc_vl_exp.
17961 (tree_node_structure): Add case for tcc_vl_exp.
17962 (contains_placeholder_p): Likewise.
17963 (substitute_in_expr): Likewise.
17964 (substitute_placeholder_in_expr): Likewise.
17965 (stabilize_reference_1): Likewise.
17966 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17967 to diagnose breakage of this interface for constructing CALL_EXPRs.
17968 (build_nt): Add similar assertion here.
17969 (build_nt_call_list): New.
17970 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17971 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17973 (get_callee_fndecl): Use new CALL_EXPR accessors.
17974 (tree_operand_check_failed): Change parameters to pass entire node
17975 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17976 (process_call_operands): New.
17977 (build_vl_exp_stat): New.
17978 (build_call_list): New.
17979 (build_call_nary): New.
17980 (build_call_valist): New.
17981 (build_call_array): New.
17982 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17983 (call_expr_arglist): New.
17985 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17986 tcc_vl_exp instead of a fixed-size tcc_expression.
17988 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17989 accessors for CALL_EXPRs.
17990 (AGGR_INIT_EXPR): Likewise.
17992 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17993 Brooks Moses <brooks.moses@codesourcery.com>
17994 Lee Millward <lee.millward@codesourcery.com>
17996 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17997 (expand_builtin_nonlocal_goto): Change parameter to be entire
17998 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17999 (expand_builtin_prefetch): Likewise.
18000 (expand_builtin_classify_type): Likewise.
18001 (mathfn_built_in): Return NULL_TREE instead of 0.
18002 (expand_errno_check): Use new CALL_EXPR accessors.
18003 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
18004 Return NULL_RTX instead of 0.
18005 (expand_builtin_mathfn_2): Likewise.
18006 (expand_builtin_mathfn_3): Likewise.
18007 (expand_builtin_interclass_mathfn): Likewise.
18008 (expand_builtin_sincos): Likewise.
18009 (expand_builtin_cexpi): Likewise.
18010 (expand_builtin_int_roundingfn): Likewise.
18011 (expand_builtin_int_roundingfn_2): Likewise.
18012 (expand_builtin_pow): Likewise.
18013 (expand_builtin_powi): Likewise.
18014 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
18015 of arglist, fixing callers appropriately. Use new CALL_EXPR
18016 accessors and constructors. Return NULL_RTX instead of 0.
18017 (expand_builtin_strstr): Likewise.
18018 (expand_builtin_strchr): Likewise.
18019 (expand_builtin_strrchr): Likewise.
18020 (expand_builtin_strpbrk): Likewise.
18021 (expand_builtin_memcpy): Likewise.
18022 (expand_builtin_mempcpy): Likewise.
18023 (expand_builtin_mempcpy_args): New.
18024 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18025 (expand_builtin_memmove_args): New.
18026 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18027 (expand_movstr): Likewise.
18028 (expand_builtin_strcpy): Likewise.
18029 (expand_builtin_strcpy_args): New.
18030 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18031 (expand_builtin_strncpy): Likewise.
18032 (expand_builtin_memset): Likewise.
18033 (expand_builtin_memset_args): New.
18034 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18035 (expand_builtin_memcmp): Likewise.
18036 (expand_builtin_strcmp): Likewise.
18037 (expand_builtin_strncmp): Likewise.
18038 (expand_builtin_strcat): Likewise.
18039 (expand_builtin_strncat): Likewise.
18040 (expand_builtin_strspn): Likewise.
18041 (expand_builtin_strcspn): Likewise.
18042 (expand_builtin_args_info): Likewise.
18043 (expand_builtin_va_start): Likewise.
18044 (gimplify_va_arg_expr): Likewise.
18045 (expand_builtin_va_end): Likewise.
18046 (expand_builtin_va_copy): Likewise.
18047 (expand_builtin_frame_address): Likewise.
18048 (expand_builtin_alloca): Likewise.
18049 (expand_builtin_bswap): Likewise.
18050 (expand_builtin_unop): Likewise.
18051 (expand_builtin_fputs): Likewise.
18052 (expand_builtin_expect): Likewise.
18053 (expand_builtin_fabs): Likewise.
18054 (expand_builtin_copysign): Likewise.
18055 (expand_builtin_printf): Likewise.
18056 (expand_builtin_fprintf): Likewise.
18057 (expand_builtin_sprintf): Likewise.
18058 (expand_builtin_init_trampoline): Likewise.
18059 (expand_builtin_signbit): Likewise.
18060 (expand_builtin_fork_or_exec): Likewise.
18061 (expand_builtin_sync_operation): Likewise.
18062 (expand_builtin_compare_and_swap): Likewise.
18063 (expand_builtin_lock_test_and_set): Likewise.
18064 (expand_builtin_lock_release): Likewise.
18065 (expand_builtin): Likewise.
18066 (builtin_mathfn_code): Likewise.
18068 (fold_builtin_constant_p): Pass call arguments individually instead
18069 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18070 accessors and constructors. Return NULL_TREE instead of 0.
18071 (fold_builtin_expect): Likewise.
18072 (fold_builtin_classify_type): Likewise.
18073 (fold_builtin_strlen): Likewise.
18074 (fold_builtin_nan): Likewise.
18075 (integer_valued_real_p): Likewise.
18076 (fold_trunc_transparent_mathfn): Likewise.
18077 (fold_fixed_mathfn): Likewise.
18078 (fold_builtin_cabs): Likewise.
18079 (fold_builtin_sqrt): Likewise.
18080 (fold_builtin_cbrt): Likewise.
18081 (fold_builtin_cos): Likewise.
18082 (fold_builtin_cosh): Likewise.
18083 (fold_builtin_tan): Likewise.
18084 (fold_builtin_sincos): Likewise.
18085 (fold_builtin_cexp): Likewise.
18086 (fold_builtin_trunc): Likewise.
18087 (fold_builtin_floor): Likewise.
18088 (fold_builtin_ceil): Likewise.
18089 (fold_builtin_round): Likewise.
18090 (fold_builtin_int_roundingfn): Likewise.
18091 (fold_builtin_bitop): Likewise.
18092 (fold_builtin_bswap): Likewise.
18093 (fold_builtin_logarithm): Likewise.
18094 (fold_builtin_hypot): Likewise.
18095 (fold_builtin_pow): Likewise.
18096 (fold_builtin_powi): Likewise.
18097 (fold_builtin_exponent): Likewise.
18098 (fold_builtin_memset): Likewise.
18099 (fold_builtin_bzero): Likewise.
18100 (fold_builtin_memory_op): Likewise.
18101 (fold_builtin_bcopy): Deleted; call site changed to invoke
18102 fold_builtin_memory_op directly.
18103 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18104 (fold_builtin_strncpy): Likewise.
18105 (fold_builtin_memcmp): Likewise.
18106 (fold_builtin_strcmp): Likewise.
18107 (fold_builtin_strncmp): Likewise.
18108 (fold_builtin_signbit): Likewise.
18109 (fold_builtin_copysign): Likewise.
18110 (fold_builtin_isascii): Likewise.
18111 (fold_builtin_toascii): Likewise.
18112 (fold_builtin_isdigit): Likewise.
18113 (fold_builtin_fabs): Likewise.
18114 (fold_builtin_abs): Likewise.
18115 (fold_builtin_fmin_fmax): Likewise.
18116 (fold_builtin_carg): Likewise.
18117 (fold_builtin_classify): Likewise.
18118 (fold_builtin_unordered_cmp): Likewise.
18120 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18121 New functions split out from fold_builtin_1.
18122 (fold_builtin_n): New.
18123 (fold_builtin_varargs): New.
18124 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18126 (fold_call_expr): New.
18127 (build_function_call_expr): Rewrite to use new helper function.
18128 (fold_builtin_call_list): New.
18129 (build_call_expr): New.
18130 (fold_builtin_call_valist): New.
18131 (rewrite_call_expr): New.
18132 (validate_arg): New.
18133 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18134 of an arglist. Change return type to bool. Use new CALL_EXPR
18137 (fold_builtin_strstr): Pass call arguments individually instead
18138 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18139 accessors and constructors. Return NULL_TREE instead of 0.
18140 (fold_builtin_strchr): Likewise.
18141 (fold_builtin_strrchr): Likewise.
18142 (fold_builtin_strpbrk): Likewise.
18143 (fold_builtin_strcat): Likewise.
18144 (fold_builtin_strncat): Likewise.
18145 (fold_builtin_strspn): Likewise.
18146 (fold_builtin_strcspn): Likewise.
18147 (fold_builtin_fputs): Likewise.
18148 (fold_builtin_next_arg): Likewise.
18149 (fold_builtin_sprintf): Likewise.
18151 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18152 NULL_RTX instead of 0.
18153 (expand_builtin_memory_chk): Likewise.
18154 (maybe_emit_chk_warning): Likewise.
18155 (maybe_emit_sprintf_chk_warning): Likewise.
18157 (fold_builtin_object_size): Pass call arguments individually instead
18158 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18159 accessors and constructors. Return NULL_TREE instead of 0.
18160 (fold_builtin_memory_chk): Likewise.
18161 (fold_builtin_stxcpy_chk): Likewise.
18162 (fold_builtin_strncpy_chk): Likewise.
18163 (fold_builtin_strcat_chk): Likewise.
18164 (fold_builtin_strcat_chk): Likewise.
18165 (fold_builtin_strncat_chk): Likewise.
18166 (fold_builtin_sprintf_chk): Likewise.
18167 (fold_builtin_snprintf_chk): Likewise.
18168 (fold_builtin_printf): Likewise.
18169 (fold_builtin_vprintf): Likewise.
18171 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18173 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18174 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18175 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18176 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18177 (fold_unary): Likewise.
18178 (fold_binary): Likewise.
18179 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18180 ternary expressions.
18181 (fold): Add logic for tcc_vl_exp.
18182 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18183 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18184 (fold_build3_stat): Add assertion to flag broken interface for
18185 constructing CALL_EXPRs.
18186 (fold_build_call_list): New.
18187 (fold_build_call_list_initializer): New.
18188 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18190 (fold_strip_sign_ops): Likewise.
18192 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18193 Brooks Moses <brooks.moses@codesourcery.com>
18194 Lee Millward <lee.millward@codesourcery.com>
18196 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18197 accessors and dump arguments explicitly.
18199 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18201 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18203 (print_call_name): Use new CALL_EXPR accessors.
18205 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18206 CALL_EXPR arguments explicitly instead of as a list. Use
18207 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18209 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18210 (vrp_visit_stmt): Likewise.
18212 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18213 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18215 (force_move_till_expr): Likewise.
18217 * targhooks.c (default_external_stack_protect_fail): Use
18218 build_call_expr instead of build_function_call_expr.
18219 (default_hidden_stack_protect_fail): Likewise.
18221 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18224 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18225 and walk arguments explicitly.
18227 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18228 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18229 (expand_simple_operations): Likewise.
18230 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18232 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18233 of TREE_CODE_LENGTH.
18234 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18236 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18237 instead of TREE_CODE_LENGTH.
18239 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18240 (tree_ic_transform): Likewise.
18241 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18242 parameter instead of arglist. Fix callers.
18243 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18244 (tree_stringops_transform): Likewise.
18245 (tree_indirect_call_to_profile): Likewise.
18246 (tree_stringops_values_to_profile): Likewise.
18248 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18249 (eliminate_tail_call): Likewise.
18251 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18253 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18254 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18256 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18258 * omp-low.c (build_omp_barrier): Use build_call_expr.
18259 (lower_rec_input_clauses): Likewise.
18260 (lower_reduction_clauses): Likewise.
18261 (expand_parallel_call): Likewise.
18262 (maybe_catch_exception): Likewise.
18263 (expand_omp_for_generic): Likewise.
18264 (expand_omp_for_static_nochunk): Likewise.
18265 (expand_omp_sections): Likewise.
18266 (lower_omp_single_simple): Likewise.
18267 (lower_omp_single_copy): Likewise.
18268 (lower_omp_master): Likewise.
18269 (lower_omp_ordered): Likewise.
18270 (lower_omp_critical): Likewise.
18272 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18273 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18275 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18276 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18277 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18279 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18280 and generalize to handle any number of operands.
18281 (chrec_contains_undetermined): Likewise.
18282 (tree_contains_chrecs): Likewise.
18283 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18285 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18287 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18288 fold_call_expr instead of fold_builtin.
18289 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18290 match declarations there.
18291 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18294 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18295 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18297 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18298 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18300 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18303 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18304 (execute_cse_sincos): Use new CALL_EXPR accessors.
18306 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18308 * gimple-low.c (lower_function_body): Use build_call_expr.
18309 (lower_builtin_setjmp): Likewise.
18311 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18312 (set_storage_via_libcall): Likewise.
18313 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18314 instead of TREE_CODE_LENGTH.
18315 (expand_expr_real_1): Use new CALL_EXPR accessors.
18317 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18318 generalize to handle any number of operands.
18319 (TB_parent_eq): Likewise.
18321 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18322 (strip_builtin_expect): Likewise.
18324 * function.c (gimplify_parameters): Use build_call_expr.
18326 * tree-vectorizer.c (vect_is_simple_reduction): Use
18327 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18329 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18330 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18332 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18335 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18336 (gimplify_decl_expr): Likewise.
18337 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18338 Use new CALL_EXPR iterators.
18339 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18340 (gimplify_modify_expr_to_memset): Likewise.
18341 (gimplify_variable_sized_compare): Likewise.
18342 (gimplify_omp_atomic_fetch_op): Likewise.
18343 (gimplify_omp_atomic_pipeline): Likewise.
18344 (gimplify_omp_atomic_mutex): Likewise.
18345 (gimplify_function_tree): Likewise.
18347 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18348 (call_expr_flags): Likewise.
18349 (expand_call): Likewise.
18351 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18352 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18355 * coverage.c (create_coverage): Use build_call_expr.
18357 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18358 (temp_call_expr_obstack): New.
18359 (pool_copy_list): Delete.
18360 (temp_copy_call_expr): New.
18361 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18362 CALL_EXPR accessors. Get rid of special goo for copying argument
18363 lists and use temp_copy_call_expr instead.
18364 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18365 CALL_EXPR accessors.
18366 (create_expression_by_pieces): Likewise. Use build_call_array
18367 to construct the result instead of fold_build3.
18368 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18369 dealing with argument lists.
18370 (init_pre): Remove references to expression_node_pool and
18371 list_node_pool. Init temp_call_expr_obstack instead.
18372 (fini_pre): Remove references to expression_node_pool and
18375 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18376 and walk arguments explicitly instead of as a list.
18378 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18379 (mx_register_decls): Likewise.
18380 (mudflap_register_call): Likewise.
18381 (mudflap_finish_file): Likewise.
18383 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18384 (ipa_callsite_compute_param): Likewise.
18386 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18387 accessors and constructor.
18389 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18390 accessors and constructor.
18391 (convert_tramp_reference): Likewise.
18392 (convert_call_expr): Likewise.
18393 (finalize_nesting_tree_1): Likewise.
18395 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18398 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18400 * tree-inline.c (initialize_inlined_parameters): Pass entire
18401 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18403 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18404 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18406 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18407 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18408 (vectorizable_reduction): Likewise.
18409 (vectorizable_call): Use new CALL_EXPR iterators.
18410 (vectorizable_conversion): Use build_call_expr.
18411 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18412 (vect_gen_widened_results_half): Use build_call_expr.
18413 (vect_setup_realignment): Likewise.
18414 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18416 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18417 (pass_through_call): Likewise.
18418 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18421 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18422 (tree_gen_pow2_profiler): Likewise.
18423 (tree_gen_one_value_profiler): Likewise.
18424 (tree_gen_ic_func_profiler): Likewise.
18425 (tree_gen_average_profiler): Likewise.
18426 (tree_gen_ior_profiler): Likewise.
18428 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18429 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18430 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18432 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18433 of TREE_CODE_LENGTH.
18435 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18436 of TREE_CODE_LENGTH.
18438 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18440 (convert_to_integer): Likewise.
18442 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18445 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18446 Brooks Moses <brooks.moses@codesourcery.com>
18447 Lee Millward <lee.millward@codesourcery.com>
18449 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18451 * config/frv/frv.c (frv_expand_builtin): Likewise.
18452 * config/s390/s390.c (s390_expand_builtin): Likewise.
18454 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18455 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18457 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18458 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18459 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18460 (ix86_expand_store_builtin): Likewise.
18461 (ix86_expand_unop_builtin): Likewise.
18462 (ix86_expand_unop1_builtin): Likewise.
18463 (ix86_expand_sse_compare): Likewise.
18464 (ix86_expand_sse_comi): Likewise.
18465 (ix86_expand_vec_init_builtin): Likewise.
18466 (ix86_expand_vec_ext_builtin): Likewise.
18467 (ix86_expand_vec_set_builtin): Likewise.
18468 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18470 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18471 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18473 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18474 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18475 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18477 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18479 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18480 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18481 arglist. Use new CALL_EXPR accessors. Fix callers.
18482 (altivec_expand_abs_builtin): Likewise.
18483 (rs6000_expand_binop_builtin): Likewise.
18484 (altivec_expand_predicate_builtin): Likewise.
18485 (altivec_expand_lv_builtin): Likewise.
18486 (spe_expand_stv_builtin): Likewise.
18487 (altivec_expand_stv_builtin): Likewise.
18488 (rs6000_expand_ternop_builtin): Likewise.
18489 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18490 (altivec_expand_st_builtin): Likewise.
18491 (altivec_expand_dst_builtin): Likewise.
18492 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18493 arglist. Use new CALL_EXPR accessors. Fix callers.
18494 (altivec_expand_vec_set_builtin): Likewise.
18495 (altivec_expand_vec_ext_builtin): Likewise.
18496 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18497 (spe_expand_builtin): Likewise.
18498 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18499 arglist. Use new CALL_EXPR accessors. Fix callers.
18500 (spe_expand_evsel_builtin): Likewise.
18501 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18502 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18504 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18505 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18506 (arm_expand_unop_builtin): Likewise.
18507 (arm_expand_builtin): Use new CALL_EXPR accessors.
18509 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18512 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18513 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18515 (bfin_expand_unop_builtin): Likewise.
18516 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18518 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18519 Brooks Moses <brooks.moses@codesourcery.com>
18520 Lee Millward <lee.millward@codesourcery.com>
18522 * c-semantics.c (build_stmt): Add internal diagnostic check.
18524 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18525 accessors. Print arguments explicitly instead of as a list.
18527 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18529 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18530 (c_finish_omp_flish): Likewise.
18532 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18533 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18534 instead of TREE_CODE_LENGTH.
18535 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18536 (c_warn_unused_result): Likewise.
18538 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18541 * doc/invoke.texi (Warning Options): Remove
18542 -Werror-implicit-function-declaration.
18543 (Wimplicit-function-declaration): Update description.
18544 * opts.c (common_handle_option): Move handling of -Werror=* to...
18545 (enable_warning_as_error): ...here.
18546 * opts.h (enable_warning_as_error): Declare.
18547 * c-decl.c (implicit_decl_warning): Unless
18548 -Wno-implicit-function-declaration is given, emit a pedwarn if
18549 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18550 * c.opt (Wimplicit-function-declaration): Replace
18551 mesg_implicit_function_declaration with
18552 warn_implicit_function_declaration.
18553 * c-opts.c (c_common_handle_option):
18554 -Werror-implicit-function-declaration is exactly equal as
18555 -Werror=implicit-function-declaration.
18556 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18557 warn_implicit_function_declaration.
18558 (c_common_post_options): -Wimplict-function-declaration is enabled
18559 by default by -std=c99, otherwise is disabled by default.
18560 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18562 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18564 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18565 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18566 former is ignored but not the latter.
18568 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18570 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18571 is made and the reference doesn't use the alias set of its type,
18572 do not create the temporary using that type.
18574 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18576 * jump.c: Remove prototypes for delete_computation and
18577 delete_prior_computation.
18579 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18581 * jump.c (get_label_after): Delete.
18582 (get_label_before, delete_computation, delete_jump,
18583 delete_prior_computation, follow_jumps): Move...
18584 * reorg.c (delete_computation, delete_prior_computation): ... here...
18585 (get_label_before, delete_jump): ... making these static ...
18586 (follow_jumps): ... and simplifying this since it only runs after
18588 * rtl.h (get_label_after, get_label_before, delete_jump,
18589 follow_jumps): Delete prototypes.
18591 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18593 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18595 2007-02-15 Nick Clifton <nickc@redhat.com>
18597 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18598 order to prevent it from being munged by the target.
18600 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18602 * config/i386/i386.md: Remove misleading comment.
18604 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18606 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18607 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18610 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18612 * tree-sra.c (instantiate_missing_elements): Canonicalize
18614 (sra_build_assignment): New.
18615 (generate_copy_inout, generate_element_copy,
18616 generate_element_zero, generate_one_element_init): Use it.
18618 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18620 * tree-sra.c (instantiate_missing_elements): Canonicalize
18622 (sra_build_assignment): New.
18623 (generate_copy_inout, generate_element_copy,
18624 generate_element_zero, generate_one_element_init): Use it.
18626 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18628 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18631 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18633 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18634 types as aggregates not scalars.
18635 * function.c (assign_stack_temp_for_type): Likewise.
18637 2007-02-14 Roger Sayle <roger@eyesopen.com>
18638 Zdenek Dvorak <dvorakz@suse.cz>
18640 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18643 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18645 * passes.c (next_pass_1): Clear the next field of the copied
18648 2007-02-14 Richard Henderson <rth@redhat.com>
18650 * tree-sra.c (early_sra): New.
18651 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18652 (tree_sra_early, pass_sra_early): New.
18653 * tree-pass.h (pass_sra_early): Declare.
18654 * passes.c (init_optimization_passes): Use it.
18656 2007-02-14 Richard Guenther <rguenther@suse.de>
18658 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18660 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18662 PR tree-optimization/30771
18663 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18665 (vect_analyze_operations): Induction phis can now be marked as
18667 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18668 Update documentation accordingly.
18670 2007-02-14 Nick Clifton <nickc@redhat.com>
18672 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18673 most 3 arguments are supported.
18674 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18676 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18678 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18679 Ensure dst->current is valid.
18681 2007-02-13 Paul Brook <paul@codesourcery.com>
18683 * config.gcc: Add arm*-*-uclinux-*eabi.
18684 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18685 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18686 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18687 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18688 (LINK_SPEC): Define.
18689 (LIB_SPEC): Define.
18690 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18692 * config/arm/uclinux-eabi.h: New file.
18693 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18694 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18697 2007-02-13 Ian Lance Taylor <iant@google.com>
18699 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18700 * flags.h (warn_strict_overflow): Declare.
18701 (enum warn_strict_overflow_code): Define.
18702 (issue_strict_overflow_warning): New static inline function.
18703 * opts.c (warn_strict_overflow): New variable.
18704 (common_handle_option): Handle OPT_Wstrict_overflow and
18705 OPT_Wstrict_overflow_.
18706 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18708 * fold-const.c: Include intl.h.
18709 (fold_deferring_overflow_warnings): New static variable.
18710 (fold_deferred_overflow_warning): New static variable.
18711 (fold_deferred_overflow_code): New static variable.
18712 (fold_defer_overflow_warnings): New function.
18713 (fold_undefer_overflow_warnings): New function.
18714 (fold_undefer_and_ignore_overflow_warnings): New function.
18715 (fold_deferring_overflow_warnings_p): New function.
18716 (fold_overflow_warning): New static function.
18717 (make_range): Add strict_overflow_p parameter. Change all
18719 (extract_muldiv, extract_muldiv_1): Likewise.
18720 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18721 tree_expr_nonnegative_p.
18722 (fold_negate_expr): Call fold_overflow_warning.
18723 (fold_range_test): Likewise.
18724 (fold_comparison): Likewise.
18725 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18726 instead of tree_expr_nonnegative_p.
18727 (tree_expr_nonnegative_warnv_p): Rename from
18728 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18729 (tree_expr_nonnegative_p): New function.
18730 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18731 strict_overflow_p parameter.
18732 (tree_expr_nonzero_p): New function.
18733 * passes.c (verify_interpass_invariants): New static function.
18734 (execute_one_pass): Call it.
18735 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18737 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18738 (estimate_numbers_of_iterations): Likewise.
18739 (scev_probably_wraps_p): Likewise.
18740 * tree-ssa-ccp.c: Include "toplev.h".
18741 (evaluate_stmt): Defer fold overflow warnings until we know we are
18743 (struct fold_stmt_r_data): Add stmt field.
18744 (fold_stmt_r): Defer fold overflow warnings until we know we
18746 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18747 (fold_stmt_inplace): Likewise.
18748 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18749 (cleanup_control_expr_graph): Defer fold overflow warnings until
18750 we know we are going to optimize.
18751 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18752 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18754 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18755 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18756 * tree-ssa-loop-manip.c (create_iv): Likewise.
18757 * c-typeck.c (build_conditional_expr): Likewise.
18758 (build_binary_op): Likewise.
18759 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18760 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18761 (extract_range_from_unary_expr): Likewise.
18762 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18763 assuming that signed overflow does not occur.
18764 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18765 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18766 (fold_defer_overflow_warnings): Declare.
18767 (fold_undefer_overflow_warnings): Declare.
18768 (fold_undefer_and_ignore_overflow_warnings): Declare.
18769 (fold_deferring_overflow_warnings_p): Declare.
18770 (tree_expr_nonzero_warnv_p): Declare.
18771 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18772 of warning options.
18773 (Warning Options): Document -Wstrict-overflow.
18774 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18775 (tree-ssa-ccp.o): Likewise.
18776 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18777 (fold-const.o): Depend on intl.h.
18779 2007-02-13 Ian Lance Taylor <iant@google.com>
18781 PR middle-end/30751
18782 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18785 2007-02-13 Stuart Hastings <stuart@apple.com>
18787 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18789 2007-02-13 Richard Henderson <rth@redhat.com>
18791 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18792 handled_component_p before looking for the indirect_ref.
18794 2007-02-13 Richard Henderson <rth@redhat.com>
18796 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18797 remove flags clobber.
18798 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18799 (bswaphi_lowpart): New.
18800 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18801 remove TARGET_BSWAP test. Delete expander of the same name.
18803 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18804 (expand_unop): Use them.
18806 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18808 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18809 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18810 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18811 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18812 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18813 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18814 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18815 assembler dialect choice from asm templates.
18817 2007-02-12 Richard Henderson <rth@redhat.com>
18819 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18820 (fixuns_trunc<SSEMODEF>si2): Use it.
18821 * config/i386/sse.md (vec_setv4sf_0): Export.
18822 * config/i386/i386.c (ix86_build_const_vector): Export.
18823 (ix86_split_convert_uns_si_sse): Rename from
18824 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18825 * config/i386/i386-protos.h: Update.
18827 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18830 * c-typeck.c (c_finish_return): Improve warning message.
18832 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18834 * alias.c (find_symbolic_term): Delete unused function.
18836 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18838 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18839 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18840 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18842 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18844 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18845 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18846 the function, temporarily point the debug interface to the null one.
18848 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18850 * dwarf2out.c (round_up_to_align): New static function.
18851 (field_byte_offset): Use it to round the offset.
18853 2007-02-12 Richard Henderson <rth@redhat.com>
18855 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18856 (inswl_const): Export.
18858 2007-02-12 Richard Henderson <rth@redhat.com>
18860 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18861 result mode of the libcall, convert back to outmode.
18863 2007-02-12 Roger Sayle <roger@eyesopen.com>
18865 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18866 (bswapdi2): New define_expand to implement 32-bit implementation.
18868 2007-02-12 Nick Clifton <nickc@redhat.com>
18870 * doc/invoke.texi (Overall Options): Document --help=.
18871 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18872 (cc1_options): Pass --help= on to cc1.
18873 (display_help): Add description of --help=.
18874 (process_command): Add code to handle --help=. Allow translated
18875 --help and --target-help switches to be passed on to compiler
18877 (main): Remove unused if statement.
18878 * opts.c (columns): Remove.
18879 (LEFT_COLUMN): Define.
18880 (wrap_help): Add columns argument.
18881 (print_filtered_help): Change parameters to be an include bitmask,
18882 an exclude bitmask, an any bitmask and the column width. Move the
18883 code to display the params list here. Add code to display the
18884 status of options rather than their descriptions if the quiet flag
18886 (print_specific_help): Change parameters to be an include bitmask,
18887 an exclude bitmask and an any bitmask. Move code to look up the
18888 column width here. Decide upon the title for an options listing.
18889 (common_handle_options): Add code to handle --help=. Adapt code
18890 for --help and --target-help to use the revised form of the
18891 print_specific_help function.
18892 (print_help): Delete.
18893 (print_param_help): Delete.
18894 (print_switch): Delete.
18895 * opts.h (cl_lang_count): Add prototype.
18896 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18897 CL_MAX_OPTION_CLASS): New defines.
18898 * optc-gen.awk: Add construction of cl_lang_count.
18899 * c.opt: Add Warning attribute to warning options and Optimization
18900 attribute to optimization options.
18901 * common.opt: Likewise.
18903 Add -fhelp and -ftarget-help as aliases for the transformed --help
18904 and --target-help options.
18905 * opt-functions.awk: Add code to handle Warning and Optimization
18908 2007-02-12 Richard Henderson <rth@redhat.com>
18910 * config/alpha/constraints.md: New file.
18911 * config/alpha/alpha.c: Include tm-constrs.h.
18912 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18913 alpha_extra_constraint): Remove.
18914 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18915 * config/alpha/alpha-protos.h: Update.
18916 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18917 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18918 (EXTRA_CONSTRAINT): Remove.
18919 * config/alpha/alpha.md: Include constraints.md.
18920 (adddi splitter): Use satisfies_constraint_*.
18921 * config/alpha/predicates.md (add_operand): Likewise.
18922 (sext_add_operand, addition_operation): Likewise.
18924 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18926 PR tree-optimization/29145
18927 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18928 in our handling of restrict qualified pointers.
18930 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18933 * doc/invoke.texi (Wunused-value): Update description.
18934 (Wextra): Delete item.
18935 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18936 value of Wunused-value.
18937 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18938 (c_finish_stmt_expr): Don't check extra_warnings.
18939 (emit_side_effect_warnings): The caller is responsible to check
18942 2007-02-11 Roger Sayle <roger@eyesopen.com>
18943 Matt Thomas <matt@3am-software.com>
18945 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18947 2007-02-11 Roger Sayle <roger@eyesopen.com>
18949 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18950 comparisons of POPCOUNT against zero.
18951 (simplify_const_relational_operation): Likewise.
18953 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18955 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18957 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18959 * dwarf2out.c (root_type): Delete unused function.
18961 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18963 * genattrtab.c (contained_in_p): Delete unused function.
18964 (write_expr_attr_cache): Likewise.
18966 2007-02-11 Jan Hubicka <jh@suse.cz>
18968 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18971 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18973 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18974 to add the REG_EQ* note.
18975 * see.c (see_merge_one_use_extension): Likewise.
18976 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18977 turn REG_EQUAL notes into REG_EQUIV notes if the target
18978 register may have more than one set.
18979 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18980 * gcse.c (try_replace_reg): Likewise.
18981 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18982 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18983 more than one REG_EQUIV note.
18984 * reload1.c (gen_reload): Use set_unique_reg_note.
18986 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18988 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18989 (ix86_builtin_conversion): New function.
18991 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18994 * tree.h (DECL_REPLACEABLE_P): New macro.
18995 * except.c (set_nothrow_function_flags): Likewise.
18997 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18998 Ira Rosen <irar@il.ibm.com>
18999 Dorit Nuzman <dorit@il.ibm.com>
19001 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
19002 * targhooks.c (default_builtin_vectorized_conversion): New.
19003 * targhooks.h (default_builtin_vectorized_function): New declaration.
19004 * target.h (struct vectorize): Add builtin_conversion field.
19005 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
19006 stmt_vec_info_type value.
19007 (vectorizable_conversion): New declaration.
19008 * tree-vect-analyze.c (vect_analyze_operations): Add
19009 vectorizable_conversion call.
19010 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
19011 * tree-vect-transform.c (vectorizable_conversion): New function.
19012 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
19013 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
19015 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
19016 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19017 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19018 or ALTIVEC_BUILTIN_VCFSX.
19020 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19023 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19024 CONST_DOUBLE and operand 0 is a hard register.
19025 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19026 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19027 is a hard floating-point register.
19029 2007-02-10 Richard Henderson <rth@redhat.com>
19030 Jakub Jelinek <jakub@redhat.com>
19031 Alexandre Oliva <aoliva@redhat.com>
19033 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19034 * builtin-types.def (BT_WORD): Make unsigned.
19035 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19036 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19037 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19038 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19039 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19040 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19042 * expr.c (emutls_var_address): New.
19043 (expand_expr_real_1): Expand emulated tls.
19044 (expand_expr_addr_expr_1): Likewise.
19045 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19046 * output.h (emutls_finish): Declare.
19047 * toplev.c (compile_file): Call it.
19048 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19049 address before wrapping in CONST.
19050 * varasm.c (emutls_htab, emutls_object_type): New.
19051 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19052 (get_emutls_object_name, get_emutls_object_type): New.
19053 (get_emutls_init_templ_addr, emutls_decl): New.
19054 (emutls_common_1, emutls_finish): New.
19055 (assemble_variable): When emulating tls, swap decls; generate
19056 constructor for the emutls objects.
19057 (do_assemble_alias): When emulating tls, swap decl and target name.
19058 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19060 * varpool.c (decide_is_variable_needed): Look at force_output.
19061 Recurse for emulated tls.
19062 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19063 with decide_is_variable_needed.
19064 * emutls.c: New file.
19065 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19066 tls_object for real tls.
19068 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19070 PR rtl-optimization/29599
19071 * reload1.c (eliminate_regs_in_insn): Take the destination
19072 mode into account when computing the offset.
19074 2007-02-09 Stuart Hastings <stuart@apple.com>
19075 Richard Henderson <rth@redhat.com>
19077 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19078 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19079 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19080 fixuns_truncdfhi2): New.
19081 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19082 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19083 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19084 (floatunssidf2): Allow nonimmediate source.
19085 * config/i386/sse.md (movdi_to_sse): New.
19086 (vec_concatv2di): Drop '*'.
19087 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19088 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19089 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19091 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19092 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19093 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19094 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19095 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19096 ix86_build_const_vector.
19097 (x86_emit_floatuns): Rewrite.
19099 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19101 * genautomata.c (longest_path_length): Delete unused function.
19102 (struct state): Delete unused longest_path_length.
19103 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19104 (get_free_state): Delete unused.
19106 2007-02-09 Jan Hubicka <jh@suse.cz>
19108 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19109 * doc/invoke.texi (inline-unit-growth): Update default value.
19111 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19112 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19113 (rebuild_cgraph_edges): Likewise.
19114 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19115 (dump_cgraph_node): Dump frequencies.
19116 (cgraph_clone_edge): Add frequency scales.
19117 (cgraph_clone_node): Add freuqnecy.
19118 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19119 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19120 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19121 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19122 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19123 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19124 (save_inline_function_body): Likewise.
19125 * ipa-inline.c: inluce rtl.h
19126 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19127 (cgraph_edge_badness): Use frequencies.
19128 (cgraph_decide_recursive_inlining): Update clonning.
19129 (cgraph_decide_inlining_of_small_function): Dump frequency.
19130 * predict.c (estimate_bb_frequencies): Export.
19131 * predict.h (estimate_bb_frequencies): Declare.
19132 * tree-inline.c (copy_bb): Watch overflows.
19133 (expand_call_inline): Update call of cgraph_create_edge.
19134 (optimize_inline_calls): Use TODO flags to update frequnecies.
19135 * passes.h: Include predict.h
19136 (init_optimization_passes): Move profile ahead.
19137 (execute_function_todo): Handle TODO_rebuild_frequencies.
19139 2007-02-09 Roger Sayle <roger@eyesopen.com>
19141 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19142 the insbl or inswl pattern into a register.
19144 2007-02-09 Roger Sayle <roger@eyesopen.com>
19146 * config/ia64/ia64.md (bswapdi2): New define_insn.
19148 2007-02-09 Richard Henderson <rth@redhat.com>
19150 * config/i386/constraints.md (Ym): New constraint.
19151 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19152 (movdi_1_rex64): Split sse and xmm general register moves from
19153 memory move alternatives. Use conditional register constraints.
19154 (movsf_1, movdf_integer): Likewise.
19155 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19156 (movdf_integer_rex64): New.
19157 (pushsf_rex64): Fix output constraints.
19158 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19159 (sse2_stored): Likewise.
19160 (sse2_storeq_rex64): New.
19161 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19162 amd and not generic.
19163 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19164 for optimize_size. Remove SF/DFmode hack.
19166 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19168 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19171 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19172 Richard Sandiford <richard@codesourcery.com>
19174 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19175 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19176 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19177 m68k/t-mlib to tmake_file.
19178 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19179 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19180 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19181 Allow it to be cf or m68k. Set m68k_arch_family. If that
19182 variable is not empty, add t-$m68k_arch_family to tmake_file.
19183 Add t-mlibs to tmake_file.
19184 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19185 * config/m68k/t-cf: New file.
19186 * config/m68k/t-m68k: Likewise.
19187 * config/m68k/t-mlibs: Likewise.
19188 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19189 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19190 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19191 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19192 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19194 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19195 (INSTALL_LIBGCC): Delete.
19196 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19197 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19198 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19199 (M68K_MLIB_CPU): Define.
19200 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19201 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19202 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19204 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19205 Richard Guenther <rguenther@suse.de>
19207 PR middle-end/23361
19208 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19209 against INT_MIN/INT_MAX.
19210 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19211 file if a loop is removed.
19213 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19215 * calls.c (store_one_arg): Pass correct alignment to
19216 emit_push_insn for non-BLKmode values.
19217 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19218 unaligned stack slot via a suitably aligned slot.
19220 2007-02-08 DJ Delorie <dj@redhat.com>
19222 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19224 (legal_subregs): Use unsigned char, make const.
19225 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19227 2007-02-08 Paul Brook <paul@codesourcery.com>
19229 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19230 special interworking needed.
19232 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19234 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19235 conditional to __SSE2__.
19236 (Entries below should have been added to first ChangeLog
19237 entry for amdfam10 dated 2007-02-05)
19238 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19240 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19242 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19245 2007-02-08 DJ Delorie <dj@redhat.com>
19247 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19248 * config/m32c/m32c.c (legal_subregs): New.
19249 (m32c_illegal_subreg_p): New.
19250 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19251 unsupported subregs of hard regs.
19253 2007-02-08 Jan Hubicka <jh@suse.cz>
19255 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19256 the same one; always update histograms.
19258 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19260 * passes.c (init_optimization_passes): Tidy comment.
19262 2007-02-08 Roger Sayle <roger@eyesopen.com>
19264 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19265 strip zero_extend, bswap and rotates from POCOUNT's argument.
19266 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19267 zero_extend and rotates from PARITY's argument.
19268 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19269 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19270 of an integer constant at compile-time.
19272 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19275 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19277 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19280 * tree-ssa-live.c (remove_unused_locals): Do not remove
19281 TREE_ADDRESSABLE variables.
19282 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19283 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19284 FOR_CLOBBER. Update all users.
19285 If VAR has an associated alias set, add a virtual operand for
19286 it if no alias is found to conflict with the memory reference.
19288 2007-02-07 Jan Hubicka <jh@suse.cz>
19289 Robert Kidd <rkidd@crhc.uiuc.edu>
19291 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19293 2007-02-07 Ian Lance Taylor <iant@google.com>
19295 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19297 2007-02-07 Roger Sayle <roger@eyesopen.com>
19299 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19300 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19301 tablejumpdi, movsi_to_cr_one): Remove constraints from
19302 define_expand's match_operands.
19304 2007-02-07 Roger Sayle <roger@eyesopen.com>
19306 * global.c (compute_regsets): Move declatation of "i" inside of
19307 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19309 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19312 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19313 of INDIRECT_REF <RESULT_DECL>.
19315 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19317 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19318 Kaz Kojima <kkojima@gcc.gnu.org>
19321 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19323 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19325 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19327 * doc/loop.texi: Document possibility not to perform disambiguation
19328 of loops with multiple latches.
19329 * cfgloopmanip.c (alp_enum_p): Removed.
19330 (add_loop): Handle subloops. Use get_loop_body_with_size.
19331 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19332 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19333 the new forwarder block.
19334 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19335 Handle the case latch is NULL.
19336 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19337 modifications when marking loop exits.
19338 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19340 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19341 disambiguate_loops_with_multiple_latches.
19342 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19343 before fix_loop_structure.
19344 * cfgloop.c: Include pointer-set.h and output.h.
19345 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19346 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19347 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19348 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19349 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19350 disambiguate_multiple_latches, get_loop_body_with_size,
19351 disambiguate_loops_with_multiple_latches): New functions.
19352 (flow_loop_dump): Dump multiple latch edges.
19353 (flow_loop_nodes_find): Handle loops with multiple latches.
19354 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19355 (glb_enum_p): Modified.
19356 (get_loop_body): Use get_loop_body_with_size.
19357 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19358 (AVOID_CFG_MODIFICATIONS): New constant.
19359 (disambiguate_loops_with_multiple_latches, add_loop,
19360 get_loop_body_with_size): Declare.
19361 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19363 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19365 PR inline-asm/28686
19366 * global.c (compute_regsets): New function.
19367 (global_alloc): Refactored ELIMINABLE_REGSET
19368 and NO_GLOBAL_ALLOC_REGS computation out.
19369 (rest_of_handle_global_alloc): Call compute_regsets()
19370 for non-optimizing case.
19372 2007-02-06 Richard Henderson <rth@redhat.com>
19374 * config/i386/constraints.md (Y2): Rename from Y.
19375 (Yi): New constraint.
19376 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19377 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19378 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19379 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19380 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19381 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19382 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19383 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19384 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19385 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19386 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19387 vec_extractv2si_1): Change Y constraints to Y2.
19388 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19389 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19390 Change Y constraints to Y2.
19391 (sse2_loadld): Change Y constraints to x.
19393 2007-02-06 Roger Sayle <roger@eyesopen.com>
19395 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19396 (parity<mode>2): New define_expand using rs6000_emit_parity.
19397 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19398 rs6000_emit_parity): New functions.
19399 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19400 rs6000_emit_parity): Prototype here.
19402 2007-02-06 Ian Lance Taylor <iant@google.com>
19404 * lower-subreg.c (simple_move_operand): Reject CONST.
19405 (resolve_clobber): Call validate_change rather than directly
19406 assigning to XEXP (pat, 0).
19408 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19410 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19411 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19412 (tree-cfg.o): Remove hashtab.h dependency.
19414 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19415 (struct ivopts_data): Change niters to pointer_map_t.
19416 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19417 (niter_for_exit): Create pointer_map on demand. Change for
19419 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19420 (free_loop_data): Destroy data->niters if created and reset field.
19421 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19422 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19424 * tree-ssa-reassoc.c: Include pointer-set.h.
19425 (bb_rank): Change to long *.
19426 (operand_rank): Change to pointer_map_t.
19427 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19428 (insert_operand_rank): Accept long.
19429 (operand_entry_hash, operand_entry_eq): Remove.
19430 (get_rank): Return long. Adjust for changes above.
19431 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19433 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19435 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19436 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19437 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19439 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19440 directly since it cannot be NULL.
19441 (get_vi_for_tree): Rewrite for pointer_map API.
19442 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19443 (init_alias_vars): Create vi_for_tree as pointer_map.
19444 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19446 * tree-cfg.c: Don't include hashtab.h.
19447 (edge_to_cases): Declare as pointer_map.
19448 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19450 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19451 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19452 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19454 (record_switch_edge): Delete.
19455 (get_cases_for_edge): Adjust for pointer_map API, inline
19456 record_switch_edge (rewritten for new API), remove goto.
19458 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19460 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19461 * tree-nested.c: Include pointer-set.h.
19462 (var_map_elt, var_map_eq, var_map_hash): Delete.
19463 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19464 to pointer_map_t's.
19465 (nesting_info_bitmap_obstack): New.
19466 (lookup_field_for_decl): Adjust for pointer_map API.
19467 (lookup_tramp_for_decl): Adjust for pointer_map API.
19468 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19469 (get_local_debug_decl): Adjust for pointer_map API.
19470 (convert_nl_goto_reference): Adjust for pointer_map API.
19471 (convert_nl_goto_receiver): Adjust for pointer_map API.
19472 (create_nesting_tree): Create outside GGC space. Create bitmap on
19473 the new obstack. Create field_map and var_map as pointer_maps.
19474 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19476 (lower_nested_functions): Move root here, no need to NULL it.
19477 Initialize and release the obstack.
19479 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19481 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19482 Remove prototypes and make them non-static.
19483 (struct tree_int_map): Remove.
19484 * tree.h (struct tree_int_map): Move here, turning TO into an
19486 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19488 * tree.h (TREE_COMPLEXITY): Remove.
19489 (struct tree_exp): Remove complexity field.
19490 * tree.c (build1_stat): Don't set it.
19492 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19493 Victor Kaplansky <victork@il.ibm.com>
19495 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19496 (vect_is_simple_reduction): Support reduction with induction as
19497 one of the operands.
19498 (vect_is_simple_iv_evolution): Fix formatting.
19499 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19500 formatting. Don't mark induction phis for vectorization.
19501 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19502 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19503 (vect_get_vec_def_for_operand): Support induction.
19504 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19506 (vectorizable_reduction): Support reduction with induction as one of
19508 (vectorizable_type_demotion): Use def-type of stmt argument rather
19509 than dummy def-type.
19511 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19512 flag_tree_scev_cprop.
19513 * common.opt (tree-scev-cprop): New flag.
19515 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19516 call to vect_get_new_vect_var.
19518 2007-02-06 Ira Rosen <irar@il.ibm.com>
19520 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19521 vectype is not NULL.
19522 (vect_pattern_recog_1): Likewise.
19524 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19526 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19527 (fold_negate_expr): Likewise.
19529 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19532 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19533 even if cv-qualification is the same.
19535 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19537 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19538 __enable_execute_stack on completion.
19540 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19542 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19543 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19544 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19545 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19546 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19547 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19548 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19549 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19551 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19553 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19554 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19555 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19556 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19557 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19558 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19559 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19560 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19561 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19562 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19563 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19564 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19565 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19566 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19567 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19568 sqrtextenddfxf2_i387): Added amdfam10_decode.
19570 * config/i386/athlon.md (athlon_idirect_amdfam10,
19571 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19572 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19573 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19574 athlon_ivector_store_amdfam10): New define_insn_reservation.
19575 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19578 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19580 * config/i386/athlon.md (athlon_call_amdfam10,
19581 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19582 define_insn_reservation.
19583 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19584 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19585 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19587 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19589 * config/i386/athlon.md (athlon_sseld_amdfam10,
19590 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19591 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19593 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19595 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19596 define_insn_reservation.
19597 * config/i386/i386.md (sseins): Added sseins to define_attr type
19598 and define_attr unit.
19599 * config/i386/sse.md: Set type attribute to sseins for insertq
19602 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19604 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19605 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19606 ssecomi_load_amdfam10, ssecomi_amdfam10,
19607 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19608 define_insn_reservation.
19609 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19611 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19613 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19614 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19615 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19616 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19617 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19618 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19619 define_insn_reservation.
19621 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19622 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19623 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19624 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19625 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19629 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19630 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19631 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19632 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19633 athlon_ssemul_load_k8): Added amdfam10.
19635 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19637 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19638 (x86_sse_unaligned_move_optimal): New variable.
19640 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19642 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19643 for unaligned vector SSE double/single precision loads for AMDFAM10.
19645 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19647 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19648 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19649 Define TARGET_CPU_DEFAULT_amdfam10.
19650 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19651 (processor_type): Add PROCESSOR_AMDFAM10.
19653 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19654 processor_type in config/i386/i386.h.
19655 Enable imul peepholes for TARGET_AMDFAM10.
19657 * config.gcc: Add support for --with-cpu option for amdfam10.
19659 * config/i386/i386.c (amdfam10_cost): New variable.
19660 (m_AMDFAM10): New macro.
19661 (m_ATHLON_K8_AMDFAM10): New macro.
19662 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19663 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19664 x86_promote_QImode, x86_integer_DFmode_moves,
19665 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19666 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19667 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19668 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19669 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19670 Enable/disable for amdfam10.
19671 (override_options): Add amdfam10_cost to processor_target_table.
19672 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19673 processor_alias_table.
19674 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19675 (ix86_adjust_cost): Add code for amdfam10.
19677 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19679 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19680 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19681 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19682 * config/i386/i386.h: Add builtin definition for SSE4A.
19683 * config/i386/i386.md: Add support for ABM instructions
19684 (popcnt and lzcnt).
19685 * config/i386/sse.md: Add support for SSE4A instructions
19686 (movntss, movntsd, extrq, insertq).
19687 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19688 Add -march=amdfam10 flag.
19689 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19690 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19692 * doc/extend.texi: Add documentation for SSE4A builtins.
19694 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19696 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19698 2007-02-05 Richard Guenther <rguenther@suse.de>
19700 * tree-vectorizer.h (vectorizable_function): Add argument type
19701 argument, change return type.
19702 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19703 * tree-vect-transform.c (vectorizable_function): Handle extra
19704 argument, return vectorized function decl.
19705 (build_vectorized_function_call): Remove.
19706 (vectorizable_call): Handle calls with result and argument types
19707 differing. Handle loop vectorization factor correctly.
19708 * targhooks.c (default_builtin_vectorized_function): Adjust for
19710 * targhooks.h (default_builtin_vectorized_function): Likewise.
19711 * target.h (builtin_vectorized_function): Add argument type
19713 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19714 extra argument, allow vectorizing of lrintf.
19715 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19716 documentation of target hook.
19718 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19721 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19722 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19723 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19725 2007-02-05 Roger Sayle <roger@eyesopen.com>
19727 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19728 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19729 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19730 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19731 before canonicalizing sincos to cexpi.
19732 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19734 2007-02-05 Roger Sayle <roger@eyesopen.com>
19736 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19737 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19738 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19740 2007-02-05 Roger Sayle <roger@eyesopen.com>
19742 * mips-tfile.c (initialize_init_file): Correct endianness test.
19744 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19746 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19747 the 'y' constraint.
19749 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19751 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19752 saves in a PARALLEL before the register assignments.
19754 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19756 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19757 DWARF_FRAME_RETURN_COLUMN to be a general register.
19758 * dwarf2out.c (init_return_column_size): New function, split from...
19759 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19760 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19761 to be nongeneral registers.
19762 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19764 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19765 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19767 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19769 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19771 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19773 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19774 (remove_path): Use can_remove_branch_p and remove_branch instead
19775 of loop_delete_branch_edge.
19776 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19777 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19778 Update profile using scale_dominated_blocks_in_loop.
19779 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19780 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19781 (can_remove_branch_p, remove_branch): Declare.
19782 * tree-cfg.c (tree_can_remove_branch_p): New function.
19783 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19784 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19785 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19787 2007-02-05 Jan Hubicka <jh@suse.cz>
19789 PR middle-end/30696
19790 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19791 nodes in cgraph, don't remove offline copy of the function.
19793 2007-02-04 Jan Hubicka <jh@suse.cz>
19795 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19796 vectors might cause maybe_lookup_element_for_expr to be called
19797 on non-sra-candidate.
19799 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19801 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19802 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19803 spelling conventions.
19805 2007-02-04 Richard Guenther <rguenther@suse.de>
19807 PR middle-end/30636
19808 * fold-const.c (try_move_mult_to_index): Make sure to not
19809 overflow one dimension of a multi-dimensional array access.
19811 2007-02-04 Jan Hubicka <jh@suse.cz>
19813 * passes.c (init_optimization_passes): Reindent.
19815 2007-02-04 Jan Hubicka <jh@suse.cz>
19816 Eric Botcazou <ebotcazou@adacore.com>
19818 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19819 (execute_fixup_cfg): Break out the abnormal goto code.
19820 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19821 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19822 (optimize_inline_calls): Call make_nonlocal_label_edges.
19824 2007-02-04 Jan Hubicka <jh@suse.cz>
19826 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19827 true when something was changed.
19828 (rename_ssa_copies): When something was changed, do
19829 TODO_remove_unused_locals.
19830 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19831 add TODO_remove_unused_locals when instruction was removed.
19833 2007-02-04 Jan Hubicka <jh@suse.cz>
19835 * ipa-inline.c (try_inline): Improve debug output; work on already
19837 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19838 call try_inline for already inlined edges too when flattening;
19839 inline also functions that make callee growth but overall unit size
19842 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19844 * config/m32c/bitops.md, config/m32c/jump.md,
19845 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19846 config/m32r/m32r.h, config/m32r/m32r.md,
19847 config/m32r/predicates.md, config/m68hc11/larith.asm,
19848 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19849 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19850 config/mips/mips-protos.h, config/mips/mips.c,
19851 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19852 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19853 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19854 spelling conventions.
19856 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19857 Follow spelling conventions.
19859 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19861 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19862 warn about C++0x compatibility.
19864 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19866 * config/h8300/h8300.c, config/h8300/h8300.h,
19867 config/h8300/h8300.md: Follow spelling conventions.
19869 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19871 PR middle-end/30667
19872 * combine.c (try_combine): Do not substitute source operand
19873 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19875 2007-02-03 Jan Hubicka <jh@suse.cz>
19877 PR gcov-profile/30650
19878 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19879 do not divide by zero for never executed counters.
19880 (tree_find_values_to_profile): Fix counters.
19881 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19883 2007-02-03 Ian Lance Taylor <iant@google.com>
19885 * lower-subreg.c (simple_move_operand): New static function,
19886 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19888 (simple_move): Call simple_move_operand.
19889 (find_decomposable_subregs): Add special handling of MEMs.
19890 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19891 meaning of return value. If we see a hard register, test whether
19892 it can store a word_mode value. Change all callers.
19894 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19896 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19897 ftrapv insns and expanders.
19898 (subdi3): Change define_expand operand 1 to arith11_operand, and
19899 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19900 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19901 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19904 PR middle-end/30174
19905 * varasm.c (notice_global_symbol): Treat global objects as weak when
19906 flag_shlib is true.
19908 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19910 * emit-rtl.c (dconstpi): Delete.
19911 (dconstsqrt2): New.
19912 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19913 * real.h (dconstpi): Delete.
19914 (dconstsqrt2): New.
19915 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19916 (fold_builtin_hypot): Likewise.
19918 2007-02-03 Tom Tromey <tromey@redhat.com>
19921 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19922 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19924 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19926 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19927 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19928 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19929 config/rs6000/cell.md, config/rs6000/darwin.h,
19930 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19931 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19932 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19933 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19934 typos. Follow spelling conventions.
19935 * doc/invoke.texi: Follow spelling conventions.
19937 2007-02-03 Roger Sayle <roger@eyesopen.com>
19939 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19940 canonicalization transformations that attempt to simplify integer
19941 constant comparisons to become comparisons against zero.
19943 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19945 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19947 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19948 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19950 2007-02-02 Mike Stump <mrs@apple.com>
19952 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19953 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19954 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19955 generate a branch island.
19957 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19959 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19960 (xtensa_legitimate_address_p): New.
19961 (xtensa_legitimize_address): New.
19962 (xtensa_output_addr_const_extra): New.
19963 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19965 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19966 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19967 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19968 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19969 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19970 (xtensa_legitimize_address): New.
19971 (xtensa_output_addr_const_extra): New.
19973 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19975 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19977 2007-02-02 Ian Lance Taylor <iant@google.com>
19979 * expmed.c (expand_divmod): Add comment.
19981 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19983 * emit-rtl.c (renumber_insns): Remove.
19984 * flags.h: Remove the extern for flag_renumber_insns.
19985 * rtl.h: Remove the prototype for renumber_insns.
19986 * toplev.c (flag_renumber_insns): Remove.
19988 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19990 Revert for x86 darwin:
19991 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19993 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19994 code before the following patch under TARGET_MACHO.
19995 (ix86_function_value_regno_p): Likewise.
19997 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19999 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
20002 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20005 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
20006 loads to general or fp registers. Add comments.
20007 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
20009 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
20011 * pointer-set.c (insert_aux): Only return insertion slot.
20012 (pointer_set_insert): Adjust.
20013 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
20014 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
20015 pointer_map_traverse): New.
20016 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20017 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20018 pointer_map_contains, pointer_map_traverse): Declare.
20020 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20022 PR middle-end/30473
20023 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20024 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20026 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20028 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20030 (struct _dep): New type.
20031 (dep_t): New typedef.
20032 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20033 (DEP_STATUS): New access macro. The macro with the same name was
20034 renamed to DEP_LINK_STATUS.
20035 (dep_init): Declare function
20037 (struct _dep_link): New type.
20038 (dep_link_t): New typedef.
20039 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20040 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20041 (DEP_LINK_STATUS): New macro.
20042 (debug_dep_links): New debug function.
20044 (struct _deps_list): New type.
20045 (deps_list_t): New typedef.
20046 (DEPS_LIST_FIRST): New access macro.
20047 (FOR_EACH_DEP_LINK): New cycle macro.
20048 (create_deps_list, free_deps_list, delete_deps_list): Declare
20050 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20051 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20052 (copy_deps_list_change_con): Ditto.
20054 (move_dep_link): Declare function.
20056 (struct _dep_node): New type.
20057 (dep_node_t): New typedef.
20058 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20060 (struct haifa_insn_data.back_deps): New field to hold backward
20061 dependencies of the insn.
20062 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20064 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20065 Change its type to deps_list_t.
20066 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20067 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20068 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20070 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20072 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20074 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20076 (dep_cost): Declare.
20078 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20079 (ds_to_dk, dk_to_ds): New functions.
20081 (init_dep_1): New static function.
20082 (init_dep): New function.
20083 (copy_dep): New static function.
20085 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20087 (detach_dep_link): New static function.
20088 (move_dep_link): New function.
20090 (dep_links_consistent_p, dump_dep_links): New static functions.
20091 (debug_dep_links): New debugging function.
20093 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20095 (alloc_deps_list, init_deps_list): New static functions.
20096 (create_deps_list): New function.
20097 (clear_deps_list): New static function.
20098 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20099 (deps_list_consistent_p, dump_deps_list): New static functions.
20100 (debug_deps_list): New function.
20101 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20103 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20105 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20106 use new scheduler dependencies lists.
20107 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20108 (sched_analyze): Ditto. Initialize dependencies lists.
20109 (add_forw_dep, compute_forward_dependences): Update to use new
20110 scheduler dependencies lists.
20112 (init_dependency_caches): Init deps_obstack.
20113 (free_dependency_caches): Free deps_obstack.
20115 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20116 new scheduler dependencies lists.
20117 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20118 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20120 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20121 Update to use new scheduler dependencies lists.
20122 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20123 (debug_dependencies): Ditto.
20124 (schedule_region): Update comments.
20126 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20127 scheduler dependencies lists.
20128 (schedule_ebb): Update comments.
20130 * rtl.def (DEPS_LIST): Remove.
20132 * lists.c (unused_deps_list): Remove.
20133 (free_list): Update assertions.
20135 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20136 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20138 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20139 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20141 * haifa-sched.c (comments): Update.
20142 (insn_cost1): Remove. Inline the code into insn_cost ().
20143 (insn_cost): Update to use new scheduler dependencies lists. Move
20144 processing of the dependency cost to dep_cost ().
20145 (dep_cost): New function. Use it instead of insn_cost () when
20146 evaluating cost of the dependency. Use compatible interface to
20147 interact with the target.
20148 (priority): Update to use new scheduler dependencies lists.
20149 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20150 with greater number of insns that depend on the insn.
20151 (schedule_insn): Update to use new scheduler dependencies lists. Add
20152 code to free backward dependencies lists. Inline and optimize code
20153 from resolve_dep () - see PR28071.
20154 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20155 lists. Update call to targetm.sched.is_costly_dependence hook.
20157 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20158 scheduler dependencies lists.
20160 (resolve_dep): Remove. Move the logic to schedule_insn ().
20161 (init_h_i_d): Initialize dependencies lists.
20163 (process_insn_depend_be_in_spec): Rename to
20164 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20165 dependencies lists.
20166 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20167 Update to use new scheduler dependencies lists.
20168 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20170 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20171 new scheduler dependencies lists.
20172 (build_intra_loop_deps): Ditto.
20174 * target.h (struct _dep): Declare to use in
20175 gcc_target.sched.is_costly_dependence.
20176 (struct gcc_target.sched.adjust_cost): Fix typo.
20177 (struct gcc_target.sched.is_costly_dependence): Change signature to
20178 use single dep_t parameter instead of an equivalent triad.
20179 (struct gcc_target.sched.adjust_cost_2): Remove.
20181 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20183 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20185 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20187 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20189 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20190 (REG_DEP_TRUE): Document.
20192 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20193 Change signature to correspond to the targetm.sched.adjust_cost hook.
20194 Update use in TARGET_SCHED_ADJUST_COST_2.
20195 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20196 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20197 new scheduler dependencies lists.
20198 (ia64_gen_check): Ditto.
20200 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20201 scheduler dependencies lists.
20203 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20204 signature to correspond to the targetm.sched.is_costly_dependence hook.
20205 (is_costly_group): Update to use new scheduler dependencies lists.
20207 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20208 instead of INSN_COST () macro.
20210 2007-02-01 Ian Lance Taylor <iant@google.com>
20212 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20214 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20216 * pa.md (tp_load): Correct mfctl instruction syntax.
20218 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20220 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20221 altivec_padding_size calculation on AIX. Improve comment, add
20222 assert to verify that it's right.
20224 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20227 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20229 PR inline-asm/28686
20230 * global.c (global_alloc): Add mising initialization of
20233 2007-02-01 Roger Sayle <roger@eyesopen.com>
20235 * alias.c (init_alias_analysis): Correct whitespace.
20236 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20237 partition_hot_cold_basic_blocks): Likewise.
20238 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20239 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20240 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20241 fold_builtin_snprintf_chk, fold_builtin_printf,
20242 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20243 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20244 * cfgcleanup.c (cleanup_cfg): Likewise.
20245 * cfgexpand.c (tree_expand_cfg): Likewise.
20246 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20247 * function.c (get_next_funcdef_no): Likewise.
20248 * gengtype.c (main): Likewise.
20249 * genmodes.c (main): Likewise.
20250 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20251 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20252 * ifcvt.c (noce_emit_move_insn): Likewise.
20253 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20255 * stor-layout.c (get_best_mode): Likewise.
20256 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20257 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20258 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20259 perform_var_substitution, solve_graph): Likewise.
20260 * tree-vrp.c (vrp_finalize): Likewise.
20262 2007-02-01 Ian Lance Taylor <iant@google.com>
20264 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20265 high part of a paradoxical subreg, return a constant zero.
20267 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20269 * toplev.c (lang_dependent_init): Call init_set_costs.
20270 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20272 2007-02-01 Richard Guenther <rguenther@suse.de>
20274 PR middle-end/30656
20275 * fold-const.c (fold_negate_expr): Allow negating a
20276 constant if overflow does not change.
20278 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20280 * doc/c-tree.texi (Expression trees): Improve markup.
20281 * doc/tm.texi (Register Classes, Addressing Modes)
20282 (Floating Point): Fix spacing after abbreviations. Fix some
20285 2007-02-01 Ben Elliston <bje@au.ibm.com>
20287 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20288 * doc/contrib.texi: Likewise.
20289 * doc/install.texi: Likewise.
20291 2007-01-31 Richard Henderson <rth@redhat.com>
20292 Ian Lance Taylor <iant@google.com>
20294 * lower-subreg.c: New file.
20295 * rtl.def (CONCATN): Define.
20296 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20297 pass_lower_subreg2.
20298 * emit-rtl.c (update_reg_offset): New static function, broken out
20299 of gen_rtx_REG_offset.
20300 (gen_rtx_REG_offset): Call update_reg_offset.
20301 (gen_reg_rtx_offset): New function.
20302 * regclass.c: Revert patch of 2006-03-05, restoring
20304 (clear_reg_info_regno): New function.
20305 * dwarf2out.c (concatn_loc_descriptor): New static function.
20306 (loc_descriptor): Handle CONCATN.
20307 * common.opt (fsplit_wide_types): New option.
20308 * opts.c (decode_options): Set flag_split_wide_types when
20310 * timevar.def (TV_LOWER_SUBREG): Define.
20311 * rtl.h (gen_reg_rtx_offset): Declare.
20312 (reg_scan_update): Declare.
20313 * regs.h (clear_reg_info_regno): Declare.
20314 * tree-pass.h (pass_lower_subreg): Declare.
20315 (pass_lower_subreg2): Declare.
20316 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20317 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20318 -fsplit-wide-types.
20319 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20320 * Makefile.in (OBJS-common): Add lower-subreg.o.
20321 (lower-subreg.o): New target.
20323 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20325 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20327 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20330 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20332 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20334 PR middle-end/29335
20335 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20337 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20339 * cfgloop.h: Include vec-prim.h.
20340 (enum li_flags): Remove LI_ONLY_OLD.
20341 (loop_iterator): Changed.
20342 (fel_next, fel_init): Iterate over loop tree.
20343 (FOR_EACH_LOOP_BREAK): New macro.
20344 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20346 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20347 * modulo-sched.c (sms_schedule): Ditto.
20348 * tree-vectorizer.c (vectorize_loops): Ditto.
20349 * doc/loop.texi: Update information on loop numbering and behavior of
20350 FOR_EACH_LOOP wrto new loops.
20351 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20352 add_to_evolution_1): Test nestedness of loops instead of comparing
20354 * tree-chrec.c (chrec_fold_plus_poly_poly,
20355 chrec_fold_multiply_poly_poly, chrec_evaluate,
20356 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20357 reset_evolution_in_loop): Ditto.
20358 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20360 2007-01-31 Dirk Mueller <dmueller@suse.de>
20362 * c-common.c (warn_about_parentheses): Separate warning about
20363 un-parenthized sequence of comparison operators from the one
20364 which is supposed to warn about x <= y <= z.
20366 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20368 * optabs.h (enum optab_index): Add new OTI_isinf.
20369 (isinf_optab): Define corresponding macro.
20370 * optabs.c (init_optabs): Initialize isinf_optab.
20371 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20373 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20374 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20376 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20377 expand_builtin_interclass_mathfn.
20378 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20379 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20380 (fxam<mode>2_i387): New insn pattern.
20381 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20382 built-in functions as x87 inline asm.
20384 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20386 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20388 2007-01-30 Eric Christopher <echristo@apple.com>
20390 * config.gcc: Add geode.
20392 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20394 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20395 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20396 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20397 value-prof.c: Fix comment typos.
20399 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20402 * doc/invoke.texi (Wpointer-arith): Document warning.
20404 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20406 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20407 the list of discrepancies from the draft TR.
20409 2007-01-30 Dirk Mueller <dmueller@suse.de>
20412 * doc/invoke.texi (-Wreturn-type): Update description to
20413 match new behavior.
20415 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20417 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20419 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20421 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20422 to handle optabs that operate on floating point input argument and
20423 output to integer output.
20424 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20425 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20426 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20427 expand_builtin_interclass_mathfn ().
20428 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20429 (ilogbsi2): Remove.
20430 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20431 ilogbl built-in functions as x87 intrinsics.
20433 2007-01-30 Richard Guenther <rguenther@suse.de>
20435 PR middle-end/27657
20436 * dwarf2out.c (reference_to_unused): Query varpool if the
20437 variable was output.
20439 2007-01-30 Richard Guenther <rguenther@suse.de>
20441 PR middle-end/30313
20442 * passes.c (execute_one_pass): Reset in_gimple_form to not
20443 confuse non-unit-at-a-time mode.
20445 2007-01-29 Roger Sayle <roger@eyesopen.com>
20446 Richard Guenther <rguenther@suse.de>
20448 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20449 avoid undefined behaviour on overflow. Use force_fit_type_double
20450 to construct the constant with the specified TREE_OVERFLOW.
20452 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20454 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20455 * config/dfp-bit.h: Ditto.
20457 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20459 * c-decl.c (pop_scope): Replace warnings with call to
20460 warn_for_unused_label.
20461 * c-common.h (warn_for_unused_label): Declare.
20462 * c-common.c (warn_for_unused_label): Define.
20464 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20466 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20469 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20471 * Makefile.in (USER_H): Remove decfloat.h.
20472 * ginclude/decfloat.h: Delete, moving contents to ...
20473 * ginclude/float.h: Add support for decimal floating point,
20474 guarded by __STDC_WANT_DEC_FP__.
20476 2007-01-29 Mike Stump <mrs@apple.com>
20478 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20479 Analysis and Representation to resolve case insensitive conflict.
20480 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20482 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20484 * tree.h (struct tree_memory_tag): Add aliases member.
20485 (MTAG_ALIASES): New macro.
20486 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20487 (add_may_alias): Remove pointer-set. Update for may_aliases being
20489 (mark_aliases_call_clobbered): Update for may_aliases being a
20491 (compute_tag_properties): Ditto.
20492 (create_partition_for): Ditto.
20493 (compute_memory_partitions): Ditto.
20494 (dump_may_aliases_for): Ditto.
20495 (is_aliased_with): Ditto.
20496 (add_may_alias_for_new_tag): Ditto.
20497 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20498 (compute_is_aliased): New function.
20499 (compute_may_aliases): Call compute_is_aliased).
20500 (init_alias_info): Initialize alias_bitmap_obstack.
20501 (union_alias_set_into): New function.
20502 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20503 (have_common_aliases_p): Rewrite to take two bitmaps and use
20505 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20506 Update for bitmaps.
20507 (finalize_ref_all_pointers): Update for add_may_alias changes.
20508 (new_type_alias): Ditto.
20509 * tree-flow-inline.h (may_aliases): Return a bitmap.
20510 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20511 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20512 may_aliases being a bitmap.
20513 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20514 may_aliases now returns a bitmap.
20515 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20517 * tree-ssa-operands.c (add_virtual_operand): Update for
20518 may_aliases being a bitmap.
20520 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20522 PR tree-optimization/30630
20523 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20524 variable as changed.
20526 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20529 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20530 expanded only once even if an error occurs.
20532 2007-01-29 Ben Elliston <bje@au.ibm.com>
20534 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20535 (__gcov_average_profiler): Likewise.
20536 (__gcov_ior_profiler): Likewise.
20537 (__gcov_merge_ior): Likewise.
20539 2007-01-28 Jan Hubicka <jh@suse.cz>
20541 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20542 * value-prof.c (stringop_block_profile): Likewise.
20544 2007-01-28 Jan Hubicka <jh@suse.cz>
20546 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20547 Add variant handling histograms; add wrapper.
20548 (clear_storage_via_libcall): Export.
20549 (emit_block_move_hints): Break out from ...; add histograms.
20550 (emit_block_move): ... this one.
20551 (clear_storage_hints): Break out from ...; add histograms.
20552 (clear_storage): ... this one.
20553 (set_storage_via_memset): Handle histogram.
20554 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20555 (clear_storage_hints, clear_storage_via_libcall): Declare.
20556 (set_storage_via_setmem): Update prototype.
20557 * doc/md.texi (movmem, setmem): Document new arguments.
20559 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20560 Add new histograms.
20561 (stringop_block_profile): New global function.
20562 (tree_stringops_values_to_profile): Profile block size and alignment.
20563 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20565 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20566 (stringop_block_profile): Declare.
20567 * builtins.c: Include value-prof.h.
20568 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20569 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20570 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20571 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20572 * profile.c (instrument_values): Add new counters.
20573 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20575 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20576 (tree_init_edge_profiler): Build new profilers.
20577 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20578 (pass_tree_profile): Add dump.
20579 (tree_profile_hooks): Update.
20580 * Makefile.in (LIBGCOV): Add new constants.
20581 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20582 __gcov_ior_profiler): New.
20583 * i386.md (movmem/setmem expanders): Add new optional arguments.
20585 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20587 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20589 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20591 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20592 (tree_unswitch_single_loop): Pass eni_size_weights to
20593 tree_num_loop_insns.
20594 * tree-ssa-loop-manip.c: Include tree-inline.h.
20595 (can_unroll_loop_p): Pass eni_size_weights to
20596 tree_num_loop_insns.
20597 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20598 Pass eni_size_weights to estimate_num_insns.
20599 * tree.h (init_inline_once): Export.
20600 * toplev.c (backend_init): Call init_inline_once.
20601 * cgraphunit.c (cgraph_process_new_functions,
20602 cgraph_analyze_function): Pass eni_inlining_weights to
20603 estimate_num_insns.
20604 * ipa-inline.c (compute_inline_parameters): Ditto.
20605 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20606 to estimate_num_insns.
20607 (try_unroll_loop_completely): Pass eni_size_weights to
20608 tree_num_loop_insns.
20609 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20610 ot estimate_num_insns.
20611 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20612 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20613 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20614 eni_time_weights): New variables.
20615 (init_inline_once): Initialize them.
20616 (struct eni_data): Mew.
20617 (estimate_num_insns_1, estimate_num_insns): Use weights.
20618 * tree-inline.h (struct eni_weights_d): New.
20619 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20620 (estimate_num_insns): Declaration changed.
20621 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20622 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20623 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20625 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20627 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20628 relations in the conflict function is valid.
20630 2007-01-27 Ian Lance Taylor <iant@google.com>
20632 * common.opt: Add fstrict-overflow.
20633 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20634 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20635 (TYPE_OVERFLOW_UNDEFINED): Define.
20636 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20638 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20639 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20640 (fold_negate_expr): Likewise.
20641 (make_range): Likewise.
20642 (extract_muldiv_1): Likewise.
20643 (maybe_canonicalize_comparison): Likewise.
20644 (fold_comparison): Likewise.
20645 (fold_binary): Likewise.
20646 (tree_expr_nonnegative_p): Likewise.
20647 (tree_expr_nonzero_p): Likewise.
20648 * tree-vrp.c (compare_values): Likewise.
20649 (extract_range_from_binary_expr): Likewise.
20650 (extract_range_from_unary_expr): Likewise.
20651 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20653 (nowrap_type_p): Likewise.
20654 * tree-scalar-evolution.c (simple_iv): Likewise.
20655 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20656 (build_range_check): Likewise.
20657 (extract_muldiv_1): Likewise.
20658 (fold_comparison): Likewise.
20659 * tree-vrp.c (vrp_int_const_binop): Likewise.
20660 (extract_range_from_unary_expr): Likewise.
20661 * convert.c (convert_to_integer): Likewise.
20662 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20663 (fold_comparison): Likewise.
20664 (fold_binary): Likewise.
20665 * optabs.c (optab_for_tree_code): Likewise.
20666 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20667 * simplify-rtx.c (simplify_const_relational_operation): Check
20668 flag_strict_overflow and flag_trapv.
20669 (simplify_const_relational_operation): Likewise.
20670 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20671 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20674 2007-01-27 Roger Sayle <roger@eyesopen.com>
20676 * tree.c (tree_fold_gcd): Delete.
20677 * tree.h (tree_fold_gcd): Remove prototype.
20678 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20679 test whether one constant integer is a multiple of another. Instead
20680 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20681 * fold-const.c (multiple_of_p): We've determined both TOP and
20682 BOTTOM are integer constants so we can call int_const_binop directly
20683 instead of the more generic const_binop.
20685 2007-01-27 Roger Sayle <roger@eyesopen.com>
20687 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20688 1*X check that the constant hasn't overflowed, to preserve the
20690 (round_up): Provide an efficient implementation when rouding-up an
20691 INTEGER_CST to a power-of-two.
20693 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20695 * doc/sourcebuild.texi: Add comma for clarity.
20696 * doc/extend.texi: Fix some typos.
20697 * doc/passes.texi: Likewise.
20698 * doc/cppinternals.texi: Likewise.
20699 * doc/c-tree.texi: Likewise.
20700 * doc/tree-ssa.texi: Likewise.
20701 * doc/install.texi: Likewise.
20703 2007-01-27 Jan Hubicka <jh@suse.cz>
20705 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20706 (pass_sra): Do not require alias information.
20707 * passes.c (init_optimization_passes): Add SRA
20709 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20711 * tracer.c (rest_of_handle_tracer): We already cleaned
20712 up the CFG in tracer() so don't do it here again.
20713 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20714 cleanup_cfg here, either. And don't call renumber_insns.
20716 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20717 and BB_HEAD are in the insn stream here. Instead make sure
20718 that BB_INSN is valid on all insns. Also, do check here that
20719 there are no pending branch predictions...
20720 (rtl_verify_flow_info): ...instead of doing it here. Checks
20721 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20724 2007-01-26 Roger Sayle <roger@eyesopen.com>
20726 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20727 function to simplify/factorize operand order canonicalization.
20728 (ix86_fixup_binary_operands): Reorganize using the above function.
20729 (ix86_binary_operator_ok): Likewise.
20731 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20733 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20734 file scope from optimize_attrs.
20735 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20737 (optimize_attrs): Clear insn_code_values after freeing it.
20739 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20741 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20742 a parts.base assignment.
20744 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20746 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20747 (compute_subscript_distance, initialize_data_dependence_relation,
20748 finalize_ddr_dependent, analyze_ziv_subscript,
20749 analyze_siv_subscript_cst_affine,
20750 compute_overlap_steps_for_affine_univar,
20751 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20752 analyze_siv_subscript, analyze_miv_subscript,
20753 analyze_overlapping_iterations, subscript_dependence_tester_1,
20754 compute_self_dependence, free_dependence_relation): Work
20755 with affine_fn instead of chrecs.
20756 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20757 common_affine_function, affine_function_base,
20758 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20759 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20760 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20761 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20762 (all_chrecs_equal_p): Removed.
20763 * tree-data-ref.h (affine_fn, conflict_function): New types.
20764 (struct subscript): Change type of conflicting_iterations_in_a
20765 and conflicting_iterations_in_b.
20767 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20770 * config/pa/pa.h (TARGET_HPUX_11): New.
20771 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20772 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20774 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20775 Richard Guenther <rguenther@suse.de>
20777 * tree-ssa-structalias.c (solve_graph): Handle case
20778 we merged the variable to another.
20780 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20782 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20785 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20786 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20788 2007-01-25 DJ Delorie <dj@redhat.com>
20790 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20791 allow changes to modes which don't fit in those registers.
20793 * reload1.c (choose_reload_regs): Check for invalid subregs before
20794 computing their locations, not after.
20796 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20799 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20800 save Altivec registers in an eh_return function.
20801 (compute_vrsave_mask): Likewise.
20802 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20803 for saving Altivec registers.
20804 (rs6000_emit_prologue): Don't allocate stack twice in
20805 eh_return function. Correct expected value of altivec_save_offset
20806 when using save_world. Describe save of R0 to stack when using
20807 save_world. Describe stack pointer adjustment when using
20808 save_world. Remove duplicated eh_return parameter register saving.
20809 Update sp_offset variable after save_world.
20810 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20812 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20813 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20816 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20818 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20820 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20823 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20824 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20826 2007-01-25 Richard Guenther <rguenther@suse.de>
20828 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20829 * common.opt (-Wcoverage-mismatch): New warning option.
20830 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20831 if -Wcoverage-mismatch is given.
20833 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20835 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20836 (ipcp_driver): Change to static definition.
20837 Add dumping of the ifunctions.
20838 (constant_val_insert): Remove unused parameter. Support for SSA.
20839 (ipcp_propagate_const): Support for SSA.
20840 (ipcp_profile_bb_print): Print only analyzed nodes.
20841 (ipcp_replace_map_create): Remove support for Fortran constant
20843 * ipa-prop.c (ipa_method_modify_stmt,
20844 ipa_callsite_compute_param): Support for SSA.
20845 * ipa-prop.h (ipcp_driver): Remove declaration.
20846 (IS_VALID_TREE_MAP_INDEX): Add define.
20848 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20850 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20852 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20854 PR middle-end/30447
20855 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20856 constant argument to cabs and do it without checking for
20857 -funsafe-math-optimizations.
20859 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20861 * c-common.h (RID_FIRST_CXX0X): New.
20862 (RID_LAST_CXX0X): New.
20863 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20865 * c.opt (Wc++0x-compat): New.
20866 * doc/invoke.texi (-Wc++0x-compat): Document.
20868 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20870 * builtins.c (fold_builtin_carg): New.
20871 (fold_builtin_1): Use it.
20873 2007-01-24 Jan Hubicka <jh@suse.cz>
20875 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20877 * ipa-inline.c (initial_insns, max_insns): Delete.
20878 (compute_max_insns): New function.
20879 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20880 amount of insns as base for code growth.
20881 (cgraph_decide_inlining): Make initial_insns local; do not compute
20883 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20884 * doc/invoke.texi (inline-unit-growth): Update docs.
20886 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20888 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20889 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20890 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20891 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20892 for CPUs that have PTA_CX16 set.
20894 PR middle-end/27416
20895 * gimplify.c (omp_check_private): New function.
20896 (gimplify_scan_omp_clauses): Use it for
20897 firstprivate/lastprivate/reduction.
20899 PR middle-end/30494
20900 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20901 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20903 PR middle-end/30421
20904 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20905 If lower_lastprivate_clauses emits some statements, append them
20906 to dlist rather than body_p and to body_p append an initializer.
20907 (lower_omp_for): Adjust caller.
20909 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20911 * target.h (globalize_decl_name): New.
20912 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20913 * output.h (default_globalize_decl_name): New.
20914 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20916 (globalize_decl): Ditto.
20917 (default_globalize_decl_name): New.
20918 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20919 (ia64_handle_version_id_attribute): New.
20920 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20921 (ia64_asm_output_external): Use globalize_decl_name instead
20922 of globalize_label.
20923 * doc/extend.texi (version_id): New pragma.
20924 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20926 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20928 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20929 _uleb128_t and _Unwind_SWord with _sleb128_t.
20930 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20931 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20933 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20934 * unwind-pe.h (read_uleb128, read_sleb128,
20935 read_encoded_value_with_base): Likewise.
20936 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20938 2007-01-24 Richard Guenther <rguenther@suse.de>
20940 * builtins.c (expand_builtin_cexpi): Get the fndecl
20941 for cexp in the correct way.
20943 2007-01-24 Jan Hubicka <jh@suse.cz>
20945 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20948 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20950 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20951 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20952 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20953 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20954 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20955 __SIZEOF_PTRDIFF_T__.
20956 * doc/cpp.texi: Documentation for the new builtin macros added.
20958 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20960 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20961 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20962 instead of operands[2] to avoid access past the end of array.
20964 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20966 * reload1.c (emit_reload_insns): Pass the reload register
20967 for a non-spill output reload through forget_old_reloads_1.
20969 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20971 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20972 _SOFT_DOUBLE if doubles use software floating-point.
20973 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20974 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20975 * config/rs6000/darwin-ldouble.c: Also compile functions for
20976 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20977 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20978 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20979 commented-out long double override.
20980 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20981 * config/rs6000/eabispe.h: Likewise.
20982 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20983 long double for non-SPE.
20984 (rs6000_handle_option): Likewise.
20985 (invalid_e500_subreg): Disallow more subregs involding DImode,
20986 DFmode, TImode or TFmode.
20987 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20989 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20991 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20992 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20994 (rs6000_legitimate_address): Also check for TFmode for E500
20996 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20997 (spe_build_register_parallel): Handle TFmode and TCmode.
20998 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
21000 (function_arg): Handle TFmode and TCmode for E500 double.
21001 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
21003 (print_operand): Handle TFmode and TImode for %y.
21004 (rs6000_generate_compare): Handle TFmode comparisons for E500
21006 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
21007 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
21008 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
21009 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
21010 TFmode for E500 double.
21011 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
21012 (floatsidf2): Enable for E500 double.
21013 (movtf_softfloat): Use rs6000_nonimmediate_operand.
21014 (extenddftf2): Change to extenddftf2_fprs.
21015 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
21016 depending on TARGET_E500_DOUBLE.
21017 (extendsftf2): Enable for E500 double.
21018 (trunctfdf2): Enable for E500 double.
21019 (trunctfsf2): Change to trunctfsf2_fprs.
21020 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21021 depending on TARGET_E500_DOUBLE.
21022 (floatsitf2): Enable for E500 double.
21023 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21024 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21025 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21026 (negtf2): Change to negtf2_internal.
21027 (negtf2): New expander.
21028 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21029 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21030 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21031 (movdi_internal32): Use rs6000_nonimmediate_operand.
21032 (unnamed splitter): Likewise.
21033 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21034 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21035 (SPE64TF, DITI): New mode macros.
21036 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21039 (frob_<mode>_di_2): New.
21040 (frob_tf_di_8_2): New.
21041 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21043 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21045 (frob_ti_<mode>_8_2): New.
21046 (frob_ti_tf_2): New.
21047 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21048 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21050 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21051 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21052 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21053 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21054 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21055 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21058 2007-01-23 Ian Lance Taylor <iant@google.com>
21060 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21062 (OBJS-archive): Reformat, alphabetize.
21063 (OBJS): Change out_object_file to OBJS-md.
21065 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21067 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21068 JUMP_P and CALL_P predicates where applicable.
21069 * config/i386/i386.c: Ditto.
21070 * config/i386/i386.md: Ditto.
21071 * config/i386/mmx.md: Ditto.
21072 * config/i386/predicates.md: Ditto.
21074 2007-01-22 Andreas Schwab <schwab@suse.de>
21076 * config/m68k/m68k.h: Fix comment.
21078 2007-01-22 Jan Hubicka <jh@suse.cz>
21080 * passes.c (init_optimization_passes): Do not rerun
21081 pass_early_warn_uninitialized.
21083 2007-01-22 Richard Guenther <rguenther@suse.de>
21085 PR tree-optimization/30038
21086 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21088 (execute_cse_sincos_1): Likewise.
21089 (execute_cse_sincos): Likewise.
21090 (gate_cse_sincos): Likewise.
21091 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21092 the cexpi() canonicalization of sincos().
21093 * tree-pass.h (pass_cse_sincos): Declare.
21094 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21096 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21098 PR rtl-optimization/29329
21099 * combine.c (replaced_rhs_insn): Rename to i2mod.
21100 (replaced_rhs_value): Rename to i2mod_new_rhs.
21101 (i2mod_old_rhs): New global variable.
21102 (combine_instructions): Adjust for above change. Save a copy of
21103 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21104 note are substituted in the second instruction.
21105 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21106 ditch the note if it pertains to the second eliminated register
21107 and this register is mentioned in i2mod_old_rhs.
21110 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21112 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21113 the insn to which the note was originally attached.
21115 2007-01-21 Jan Hubicka <jh@suse.cz>
21117 * ipa-inline.c (inlining_mode): Comment, move up.
21118 (cgraph_decide_inlining_incrementally): Do not perform inlining
21119 itself; fix handling of flattening of self recursive functions.
21120 (cgraph_find_cycles): Remove.
21121 (cgraph_flatten_node): Remove.
21122 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21123 (try_inline): New function.
21124 (cgraph_early_inlining): Update call of
21125 cgraph_decide_inlining_incrementally. Apply inlining here.
21126 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21128 2007-01-21 Dirk Mueller <dmueller@suse.de>
21131 * tree-vrp.c (check_array_bounds): do not warn
21132 about ADDR_EXPR's of ARRAY_REF's which are immediately
21133 used in binary expressions.
21135 2007-01-21 Ira Rosen <irar@il.ibm.com>
21137 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21138 read_write_dep and macros for its access.
21139 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21140 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21141 argument, call vect_check_interleaving for every independent pair of
21142 data-refs. Mark loads that access the same memory location as a store
21144 (vect_check_dependences): Remove.
21145 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21146 call, fix the call to vect_analyze_data_ref_dependence.
21147 (vect_analyze_data_ref_access): For statements that access the same
21148 data-ref, check that they are not stores; for loads, check that there
21149 is no store that access the same location.
21151 2007-01-20 Roger Sayle <roger@eyesopen.com>
21152 Joseph Myers <joseph@codesourcery.com>
21154 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21155 (-fdump-rtl-stack): Likewise.
21156 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21157 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21158 (-mpt-fixed): Use @minus{} for minus sign.
21159 (Using Precompiled Headers): Fix under/overfull hbox.
21161 2007-01-20 Jan Hubicka <jh@suse.cz>
21163 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21164 place within annotation.
21166 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21168 * pa.c (output_move_double): Change array size of xoperands to 4.
21170 2007-01-20 Jan Hubicka <jh@suse.cz>
21172 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21175 2007-01-19 Ian Lance Taylor <iant@google.com>
21177 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21178 constant to unsigned HOST_WIDE_INT before negating.
21180 2007-01-19 Ian Lance Taylor <iant@google.com>
21182 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21184 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21185 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21186 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21187 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21188 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21189 (realloc_vdef, realloc_vuse): Change second parameter to
21191 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21192 fields to unsigned.
21193 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21194 unsigned. Change x and lim locals to unsigned.
21195 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21197 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21198 (copy_virtual_operands): Change i and n locals to unsigned.
21200 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21202 PR middle-end/29335
21203 * builtins.c (fold_builtin_1): Handle builtin fdim.
21205 2007-01-20 Jan Hubicka <jh@suse.cz>
21207 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21208 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21209 init_alias_heapvars.
21210 (init_alias_heapvars): Initialize only when not already initialized.
21211 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21213 2007-01-19 Roger Sayle <roger@eyesopen.com>
21215 * common.opt (fsigned-zeros): New command line option.
21216 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21217 of flag_unsafe_math_optimizations.
21218 * opts.c (set_fast_math_flags): The -ffast-math command line option
21219 implies -fno-signed-zeros.
21220 (fast_math_flags_set_p): Likewise.
21222 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21223 the documentation of -ffast-math appropriately. Wrap long lines.
21225 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21227 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21228 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21230 2007-01-19 Tomas Bily <tbily@suse.cz>
21232 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21234 (tree_init_ic_make_global_vars): New function
21235 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21236 (tree_gen_ic_profiler): New function
21237 (tree_gen_ic_func_profiler): New function
21238 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21239 (tree_profile_hooks): Added hook for indirec/virtual calls
21240 * value-prof.c (tree_find_values_to_profile): New case for
21242 (tree_values_to_profile): Call for determining indirect/virtual
21244 (tree_indirect_call_to_profile): New function
21245 (tree_ic_transform): New function
21246 (tree_ic): New function
21247 (find_func_by_pid): New function
21248 (init_pid_map): New function
21249 (tree_value_profile_transformations): Added check for
21250 indirect/virtual call transformation
21251 * value-prof.h (enum hist_type): New counter type for
21252 indirect/virtual calls
21253 (profile_hooks): Added new hook for profiling indirect/virtual
21255 * profile.c (instrument_values): New case for indirect/virtual
21257 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21258 (GCOV_COUNTER_V_INDIR): New counter type
21259 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21260 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21262 * cgraph.c: Definition of cgraph_max_pid
21263 (cgraph_create_node): Default init of pid attribute
21264 * cgraph.h: Declaration of cgraph_max_pid
21265 (struct cgraph_node): Added pid attribute
21266 * libgcov.c (__gcov_indirect_call_profiler): New function
21267 (__gcov_one_value_profiler_body): New function
21268 (__gcov_one_value_profiler): Body was moved to
21269 __gcov_one_value_profiler_body and calls it
21271 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21273 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21274 * gengtype.c (write_types_data, write_func_for_structure,
21275 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21276 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21277 (walk_type, write_func_for_structure): Generate the mark_hook if
21280 2007-01-19 Jan Hubicka <jh@suse.cz>
21282 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21283 'early' argument take inlining mode argument specifying whether to
21284 inline for size/speeed or all functions; add support for flattening;
21286 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21288 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21291 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21292 the name of the declared identifier.
21294 2007-01-19 Dirk Mueller <dmueller@suse.de>
21296 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21297 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21298 duplicate evaluation.
21300 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21302 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21303 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21304 to XFMode, use acosxf2 and truncate result to requested mode.
21305 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21306 (asin<mode>2): Similarly, with asin expanders.
21307 (*fscalexf4_i387): Rename from *fscalexf4.
21308 (expNcorexf3): New expander.
21309 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21310 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21311 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21312 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21313 patterns for SSE math.
21314 (exp10<mode>2): Similarly, with exp10 expanders.
21315 (exp2<mode>2): Similarly, with exp2 expanders.
21316 (expm1<mode>2): Similarly, with expm1 expanders.
21317 (ldexp<mode>3): Similarly, with ldexp expanders.
21318 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21319 Use gen_truncxf<mode>2_i387_noop to truncate result.
21321 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21323 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21324 for ColdFire targets.
21326 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21327 Richard Sandiford <richard@codesourcery.com>
21329 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21330 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21331 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21332 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21333 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21334 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21336 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21338 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21339 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21340 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21341 (*adddi_dilshr32_cf): New pattern.
21342 (adddi3, subdi3): Remove first alternatives.
21344 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21346 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21347 implemented using move.l, do not use its cc result for floating-point
21350 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21352 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21353 from accepting 's' constraints if flag_pic.
21355 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21357 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21358 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21359 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21360 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21362 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21364 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21365 ColdFire alternatives.
21366 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21367 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21368 architectures that support ff1 instruction.
21370 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21371 Julian Brown <julian@codesourcery.com>
21373 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21374 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21375 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21378 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21380 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21382 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21383 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21384 HOST_WIDE_INT instead of an rtx.
21385 (m68k_rtx_costs): Update call accordingly.
21386 (output_move_const_into_data_reg): Likewise. Fix formatting.
21387 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21389 (output_move_simode_const): Update calls after above changes.
21390 Rework to use automatic variables and predicates like MEM_P.
21391 * config/m68k/m68k.md (pushexthisi_const): Update call to
21394 2007-01-19 Dirk Mueller <dmueller@suse.de>
21396 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21397 in dump_flags test.
21399 2007-01-19 Richard Guenther <rguenther@suse.de>
21401 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21402 via cexp in case sincos is not available.
21404 2007-01-19 Richard Guenther <rguenther@suse.de>
21406 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21407 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21408 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21409 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21410 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21411 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21412 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21413 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21415 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21417 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21419 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21420 (atan2xf3): Directly generate RTL pattern.
21421 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21422 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21423 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21424 disable patterns for SSE math.
21425 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21426 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21427 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21428 disable patterns for SSE math.
21430 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21432 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21434 2007-01-18 Roger Sayle <roger@eyesopen.com>
21436 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21437 VIEW_CONVERT_EXPR to the same type as it's operand.
21439 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21441 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21442 configured for long double 128.
21444 2007-01-18 Mike Stump <mrs@apple.com>
21446 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21449 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21451 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21454 2007-01-18 Jan Hubicka <jh@suse.cz>
21456 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21457 greater than NUM_VOP_FREE_BUCKETS.
21459 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21461 * tree-ssa-structalias.c: Update comments.
21462 (ptabitmap_obstack): Removed.
21463 (pta_obstack): New.
21464 (oldpta_obstack): Ditto.
21465 (stats): Add a few members.
21466 (struct variable_info): Remove node, complex, address_taken, and
21467 indirect_target members. Add oldsolution member.
21468 (new_var_info): Do not initialize removed members.
21469 (constraint_expr_type): Remove INCLUDES.
21470 (constraint_graph): Add size, implicit_preds, rep,
21471 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21472 (FIRST_REF_NODE): New macro.
21473 (LAST_REF_NODE): Ditto.
21474 (FIRST_ADDR_NODE): Ditto.
21475 (find): New function.
21477 (dump_constraint): Do not handle INCLUDES.
21478 (insert_into_complex): Do not insert duplicate constraints.
21479 (condense_varmap_nodes): Renamed and rewritten into ...
21480 (merge_node_constraints): This. Also fix bug in handling of
21481 offseted copy constraints.
21482 (clear_edges_for_node): No longer need to deal with preds at all,
21483 or removing associated preds/succs.
21484 (merge_graph_nodes): Deal with indirect_cycles.
21485 Don't deal with predecessors.
21486 (add_implicit_graph_edge): New function.
21487 (add_pred_graph_edge): Ditto.
21488 (add_graph_edge): Don't deal with predecessors.
21489 (build_constraint_graph): Removed.
21490 (build_pred_graph): New function.
21491 (build_succ_graph): Ditto.
21492 (struct scc_info): Removed in_component. Added roots, dfs, and
21493 node_mapping. Remove visited_index, unification_queue.
21494 (scc_visit): Deal with union-find we do now.
21495 Deal with cycles with REF nodes.
21496 (collapse_nodes): Renamed and rewritten to ...
21497 (unify_nodes): This.
21498 (process_unification_queue): Removed.
21499 (topo_visit): Cleanup
21500 (do_da_constraint): Use find.
21501 (do_sd_constraint): Ditto.
21502 (do_ds_constraint): Ditto.
21503 (do_complex_constraint): Ditto.
21504 (init_scc_info): Update for removed and added members.
21505 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21506 (find_indirect_cycles): This.
21507 (equivalence_class): New variable.
21508 (label_visit): New function.
21509 (perform_variable_substitution): Rewritten.
21510 (free_var_substitution_info): New function.
21511 (find_equivalent_node): Ditto.
21512 (move_complex_constraints): Ditto.
21513 (eliminate_indirect_cycles): Ditto.
21514 (solve_graph): Only propagate changed bits.
21515 Use indirect cycle elimination.
21517 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21518 (tree_id_eq): Renamed to ...
21519 (tree_vi_eq): This. Update for member change
21520 (insert_id_for_tree): Renamed and rewritten to ...
21521 (insert_vi_for_tree): This.
21522 (lookup_id_for_tree): Renamed and rewritten to ...
21523 (lookup_vi_for_tree): This.
21524 (get_id_for_tree): Renamed and rewritten to ...
21525 (get_vi_for_tree): Ditto.
21526 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21527 (process_constraint): Don't handle INCLUDES.
21528 Remove special ADDRESSOF case.
21529 (find_func_aliases): Rewrite to use vi functions instead of id
21531 (create_function_info_for): Ditto.
21532 (create_variable_info_for): Ditto.
21533 (intra_create_variable_infos): Ditto.
21534 (merge_smts_into): Ditto.
21535 (find_what_p_points_to): Ditto.
21536 (init_base_vars): Ditto.
21537 (init_alias_vars): Ditto.
21538 (remove_preds_and_fake_succs): New function.
21539 (dump_sa_points_to_info): Dump new stats.
21540 (dump_solution_for_var): Use find.
21541 (set_used_smts): Fix formatting.
21542 (compute_points_to_sets): Updated for new functions.
21543 (ipa_pta_execute): Ditto.
21545 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21546 Richard Sandiford <richard@codesourcery.com>
21548 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21550 * calls.c (expand_call): If the return value is a PARALLEL,
21551 extract its first member.
21552 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21553 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21554 use FUNCTION_EXTRA_EPILOGUE.
21555 (m68k_function_value): Return a PARALLEL if the return value
21556 is of a pointer type.
21557 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21558 (FUNCTION_EXTRA_EPILOGUE): Remove.
21559 * config/m68k/m68k.md (D0_REG): New constant.
21561 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21563 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21564 output a NOP for empty epilogues.
21566 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21568 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21569 before function. Extend register save check to include all
21570 registers, not just integer ones.
21572 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21574 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21575 (m68k_use_return_insn): ...this.
21576 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21577 * config/m68k/m68k.c (use_return_insn): Rename to...
21578 (m68k_use_return_insn): ...this.
21579 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21580 of USE_RETURN_INSN.
21582 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21584 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21585 nearest even, fix denormal rounding overflow.
21587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21589 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21590 f%$smove and f%$move.
21591 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21592 (extendsfdf2_cf): Use fdmove instead of f%&move.
21593 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21594 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21598 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21601 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21603 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21604 (coldfire_single_format): Declare.
21605 (coldfire_double_format): Likewise.
21606 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21607 of qnan_msb_set to determine the lower bits of a canonical
21609 (encode_ieee_double): Likewise.
21610 (encode_ieee_quad): Likewise.
21611 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21612 (mips_single_format): Likewise.
21613 (ieee_double_format): Likewise.
21614 (mips_double_format): Likewise.
21615 (ieee_extended_motorola_format): Likewise.
21616 (ieee_extended_intel_96_format): Likewise.
21617 (ieee_extended_intel_128_format): Likewise.
21618 (ieee_extended_intel_96_round_53_format): Likewise.
21619 (ibm_extended_format): Likewise.
21620 (mips_extended_format): Likewise.
21621 (ieee_quad_format): Likewise.
21622 (mips_quad_format): Likewise.
21623 (vax_f_format): Likewise.
21624 (vax_d_format): Likewise.
21625 (vax_g_format): Likewise.
21626 (i370_single_format): Likewise.
21627 (i370_double_format): Likewise.
21628 (decimal_single_format): Likewise.
21629 (decimal_double_format): Likewise.
21630 (decimal_quad_format): Likewise.
21631 (c4x_single_format): Likewise.
21632 (c4x_extended_format): Likewise.
21633 (real_internal_format): Likewise.
21634 (coldfire_single_format): New real_format.
21635 (coldfire_double_format): Likewise.
21636 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21637 canonical_nan_lsbs_set.
21638 (pdp11_d_format): Likewise.
21639 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21640 if TARGET_COLDFIRE_CPU.
21642 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21644 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21645 (output_call, m68k_legitimize_call_address): Declare.
21646 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21647 parenthesees. Add support for a 'W' constraint.
21648 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21649 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21650 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21651 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21653 (override_options): Initialize them. Do not set flag_no_function_cse
21654 for TARGET_ID_SHARED_LIBRARY.
21655 (m68k_output_pic_call): Delete.
21656 (m68k_legitimize_call_address): New function.
21657 (print_operand): Remove the %o prefix. Handle the %p prefix.
21658 (output_call): New function.
21659 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21660 target address from the GOT if symbolic jumps are not allowed.
21661 * config/m68k/m68k.md (call, general_operand): Do not set
21662 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21663 Merge separate flag_pic and !flag_pic define_insns into...
21664 (*call, *call_value): ...these new patterns. Match the address
21665 rather than the containing MEM and require it to be a call_operand.
21666 Use output_call to generate the asm template.
21667 * config/m68k/predicates.md (const_call_operand): New predicate.
21668 (call_operand): Likewise.
21670 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21672 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21673 (STACK_GROWS_DOWNWARD): Define to 1.
21674 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21675 comments, emphasizing that these values are only defaults.
21676 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21677 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21679 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21681 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21683 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21684 Richard Sandiford <richard@codesourcery.com>
21686 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21687 (FP_REGNO_P): New macros.
21688 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21689 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21690 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21691 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21693 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21695 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21696 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21698 * config/m68k/t-floatlib: New file, extracting common code from...
21699 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21700 * config/m68k/t-uclinux: Here.
21701 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21702 routines on ColdFire targets.
21704 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21706 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21707 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21708 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21709 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21710 explicitly set MOTOROLA to 1.
21711 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21713 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21714 Nathan Sidwell <nathan@codesourcery.com>
21716 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21717 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21718 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21719 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21720 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21721 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21722 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21723 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21724 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21725 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21726 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21727 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21728 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21729 (DBX_REGISTER_NUMBER): Delete.
21730 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21731 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21732 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21734 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21736 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21737 * config/flat.h: New file.
21738 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21739 OBJECT_FORMAT_FLAT.
21740 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21741 indirect references for -msep-data or -mid-shared-library.
21742 Do not use PC-relative code addresses either.
21743 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21745 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21746 for shared libraries and crt1.o for executables. Use crti.o and
21748 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21749 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21750 Do not add -elf2flt or -shared-lib-id options here.
21751 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21752 Pass -shared-lib-id if -mid-shared-library, taking the library
21753 identifier from -mshared-library-id if given, otherwise
21755 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21756 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21757 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21758 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21759 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21760 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21762 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21763 jump sequence for ISA A and ISA A+.
21764 (PICJUMP): Likewise.
21766 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21768 * config.gcc (m68k-*-uclinux*): Base the port on the common
21769 and m68k GNU/Linux files rather than on the generic ELF ones.
21770 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21771 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21773 2007-01-18 Julian Brown <julian@codesourcery.com>
21774 Richard Sandiford <richard@codesourcery.com>
21776 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21777 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21778 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21780 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21781 80 unconditionally.
21782 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21784 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21786 * doc/install.texi: Document m68k-uclinuxoldabi.
21787 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21788 * config/m68k/uclinux-oldabi.h: New file, copied from
21789 config/m68k/uclinux.h.
21791 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21793 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21794 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21795 (m32r_compute_frame_size): Use unsigned for regno.
21796 (m32r_reload_lr): Use gen_frame_mem.
21798 (m32r_output_function_epilogue): Don't output the function epilogue
21800 (m32r_expand_epilogue): New.
21801 (direct_return): Return false if the function has the interrupt
21803 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21804 * config/m32r/m32r.md (epilogue): New expander.
21805 (return_lr, return_rte): New insns.
21806 (return): Make it expander.
21807 (return_normal): New expander.
21809 2007-01-18 Josh Conner <jconner@apple.com>
21812 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21813 support for UNLE, UNLT, UNGE, and UNGT.
21815 2007-01-18 Jan Hubicka <jh@suse.cz>
21817 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21818 * tree-tailcall (add_virtual_phis): Likewise.
21819 (optimize_tail_call): Return TODOs.
21820 (execute_tail_calls): Return TODOs.
21821 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21822 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21824 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21825 Cleanup cfg using TODO.
21826 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21827 * passes.c (execute_function_todo): When cleanup did something, remove
21829 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21830 (make_edges): Don't cleanup_cfg.
21832 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21834 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21835 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21836 operate on the top of stack.
21837 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21838 register handling of instructions that output to the second
21840 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21841 (move_for_stack_reg): Special-case check for dead destination
21842 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21844 * config/i386/i386.md (UNSPEC_TAN): New constant.
21845 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21846 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21847 to correctly model move of constant 1.0 to top stack slot.
21848 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21849 (unnamed peephole2 pattern): Remove corresponding peephole2
21850 pattern that optimizes tan insn and loading of constant 1.0.
21851 (tanxf2): Use fptanxf4_i387.
21852 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21853 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21854 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21855 disable patterns for SSE math.
21856 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21857 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21859 2007-01-18 Dirk Mueller <dmueller@suse.de>
21860 Richard Guenther <rguenther@suse.de>
21863 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21864 * common.opt (Warray-bounds): Add new warning option.
21865 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21867 * Makefile.in: make tree-vrp.o depend on toplev.h
21868 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21870 (check_array_refs, check_array_bounds, check_array_ref): New.
21872 2007-01-18 Jan Hubicka <jh@suse.cz>
21874 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21875 (execute_ssa_ccp): Return flags conditionally.
21876 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21878 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21880 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21882 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21883 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21885 * Makefile.c (GTFILES): Add cfglayout.h.
21886 * gengtype.c (open_base_files): Likewise.
21887 * cfglayout.c (cfg_layout_function_footer,
21888 cfg_layout_function_header) Reindent to make gengtype happy.
21889 * cfglayout.h (cfg_layout_function_footer,
21890 cfg_layout_function_header): Add GTY(()) marker.
21892 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21894 2007-01-18 Ben Elliston <bje@au.ibm.com>
21896 * genautomata.c (write_automata): Include xstrerror output in the
21897 error message if writing the DFA description file fails.
21899 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21901 * config/mips/mips-protos.h (mips_output_external): Make it
21903 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21904 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21905 (extern_list): Likewise.
21906 (extern_head): Likewise.
21907 (TARGET_ASM_FILE_END): Likewise.
21908 (mips_file_end): Likewise.
21909 (mips_output_external): Rewritten.
21911 2007-01-18 Ben Elliston <bje@au.ibm.com>
21913 * genpreds.c (write_insn_preds_c): Only write out the function
21914 body for regclass_for_constraint if we have register constraints.
21916 2007-01-17 Tom Tromey <tromey@redhat.com>
21918 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21919 * doc/install.texi (Testing): Use sourceware.org.
21920 (Binaries): Likewise.
21921 (Specific): Likewise.
21922 * doc/contrib.texi (Contributors): Use sourceware.org.
21924 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21926 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21927 (AVR_ENHANCED): Rename to ...
21928 (AVR_HAVE_MUL): ... new.
21929 (avr_enhanced_p): Rename to ...
21930 (avr_have_mul_p): ... new.
21931 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21932 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21933 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21934 (avr_have_mul_p): ... new.
21935 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21936 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21937 'avr_enhanced_p' and 'enhanced'.
21938 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21939 AVR_HAVE_MUL instead of AVR_ENHANCED.
21940 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21941 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21942 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21943 instead of AVR_ENHANCED.
21944 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21945 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21946 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21948 2007-01-17 Ian Lance Taylor <iant@google.com>
21950 * vec.h (VEC_reserve_exact): Define.
21951 (vec_gc_p_reserve_exact): Declare.
21952 (vec_gc_o_reserve_exact): Declare.
21953 (vec_heap_p_reserve_exact): Declare.
21954 (vec_heap_o_reserve_exact): Declare.
21955 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21957 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21958 negative parameter.
21959 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21960 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21961 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21962 * vec.c (calculate_allocation): Add exact parameter. Change all
21964 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21965 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21966 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21967 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21968 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21969 (vec_heap_p_reserve_exact): New function.
21970 (vec_heap_o_reserve_exact): New function.
21972 2007-01-17 Jan Hubicka <jh@suse.cz>
21974 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21976 2007-01-17 Eric Christopher <echristo@apple.com>
21978 * config.gcc: Support core2 processor.
21980 2007-01-16 Jan Hubicka <jh@suse.cz>
21982 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21983 the names, just unlink the chain so we don't crash on dangling
21987 2007-01-16 Jan Hubicka <jh@suse.cz>
21989 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21990 * tree-pass.h: Reorder to make IPA passes appear toegher.
21991 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21993 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21994 parameters, do not call early inliner.
21995 * ipa-inline.c: Update comments. Include tree-flow.h
21996 (cgraph_decide_inlining): Do not compute inlining parameters.
21997 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21998 be called with function context set up.
21999 (pass_ipa_inline): Remove unreachable functions before pass.
22000 (cgraph_early_inlining): Simplify assuming to be called from the
22002 (pass_early_inline): New pass.
22003 (cgraph_gate_ipa_early_inlining): New gate.
22004 (pass_ipa_early_inline): Turn into simple wrapper.
22005 (compute_inline_parameters): New function.
22006 (gate_inline_passes): New gate.
22007 (pass_inline_parameters): New pass.
22008 (apply_inline): Move here from tree-optimize.c
22009 (pass_apply_inline): New pass.
22010 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
22012 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
22013 doing them by hand.
22014 (tree_function_versioning): Do not allocate dummy struct function.
22015 * tree-inline.h (optimize_inline_calls): Update prototype.
22016 * tree-optimize.c (execute_fixup_cfg): Export.
22017 (pass_fixup_cfg): Remove
22018 (tree_rest_of_compilation): Do not apply inlines.
22019 * tree-flow.h (execute_fixup_cfg): Declare.
22020 * Makefile.in (gt-passes.c): New.
22021 * passes.c: Include gt-passes.h
22022 (init_optimization_passes): New passes.
22023 (nnodes, order): New static vars.
22024 (do_per_function_toporder): New function.
22025 (execute_one_pass): Dump current pass here.
22026 (execute_ipa_pass_list): Don't dump current pass here.
22028 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22030 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22031 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22033 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22035 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22036 (strong_alias): Define.
22037 (__gcc_qmul): Provide non-FMA for soft-float.
22038 (__gcc_qdiv): Same.
22043 (__gcc_qunord): New.
22053 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22054 soft-float functions.
22055 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22056 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22057 about long double soft float.
22059 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22060 Tehila Meyzels <tehila@il.ibm.com>
22062 * tree-vectorizer.h (is_pattern_stmt_p): New.
22063 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22064 formatting (tabs instead of spaces). Cleanup and clarify setting
22065 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22066 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22067 (vectorizable_type_demotion): Check that types are integral.
22068 (vectorizable_type_promotion): Likewise.
22069 (vectorizable_store): Fix typo. Eliminate new-line at end of
22072 2007-01-16 Jan Hubicka <jh@suse.cz>
22074 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22077 2007-01-15 Eric Christopher <echristo@apple.com>
22079 * ifcvt.c: Include vec.h, vecprim.h.
22080 (check_cond_move_block): New argument regs.
22081 Reorganize. Add registers used to regs.
22082 (cond_move_process_if_block): Use regs set above as
22085 2007-01-15 Eric Christopher <echristo@apple.com>
22087 * config/darwin.h: Update copyright.
22088 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22089 (LINK_COMMAND_SPEC): Add -u.
22090 (LINK_SPEC): Fix umbrella for above.
22092 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22094 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22097 2007-01-15 Tom Tromey <tromey@redhat.com>
22099 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22100 * doc/install.texi (Testing): Don't mention jacks.
22101 (Configuration): Document --enable-java-maintainer-mode. Move
22102 --with-java-home to libgcj-specific section. Document
22104 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22106 2007-01-15 Jan Hubicka <jh@suse.cz>
22108 * tree-ssa-dce.c (DCE_TODOs): New.
22109 (propagate_necessity): Return if something changed.
22110 (eliminate_unnecessary_stmts): Likewise.
22111 (perform_tree_ssa_dce): Return TODO flags when needed.
22112 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22114 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22116 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22117 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22118 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22119 patterns using X87MODEF12 mode macro. Extend operand 1
22120 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22121 (log10<mode>2): Ditto.
22122 (log2<mode>2): Ditto.
22123 (log1p<mode>2): Ditto.
22124 (logb<mode>2): Ditto.
22125 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22126 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22127 (*fxtractxf3_i387): Rename from *fxtractxf3.
22128 (fxtract_extend<mode>xf3_i387): New insn pattern.
22129 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22130 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22131 and gen_fyl2xxf3_i387().
22133 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22135 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22136 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22137 get_loop_exit_edges. Changed return type to bool.
22138 * cfgloop.h (fix_loop_placement): Declaration removed.
22140 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22142 * param.h (MIN_VECT_LOOP_BOUND): New.
22143 * params.def (MIN_VECT_LOOP_BOUND): New.
22144 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22145 argument - minimum threshold for number of iterations.
22146 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22147 argument to declaration.
22148 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22149 MIN_VECT_LOOP_BOUND.
22150 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22151 slpeel_tree_peel_loop_to_edge with additional argument.
22152 (vect_do_peeling_for_alignment): Likewise.
22153 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22155 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22158 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22159 operands of size 1.
22161 2007-01-14 Jan Hubicka <jh@suse.cz>
22163 * tree-dfa.c (remove_referenced_var): New function.
22164 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22165 prune referenced vars list too.
22166 * tree-flow.h (remove_referenced_var): Declare.
22168 2007-01-14 Jan Hubicka <jh@suse.cz>
22170 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22172 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22173 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22174 * except.h (verify_eh_throw_table_statements): Kill prototype.
22175 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22176 into call exrepssions.
22177 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22179 * tree-cfg.c: Include pointer-set.h.
22180 (verify_node_sharing): Work on pointer set.
22181 (verify_eh_throw_stmt_node): New.
22182 (verify_stmts): Use pointers sets, verify throw_stmt.
22184 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22186 * ipa-reference.c (analyze_function): Consider also addresses taken
22189 2007-01-12 Roger Sayle <roger@eyesopen.com>
22191 * c-typeck.c (null_pointer_constant_p): Replace use of
22192 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22193 (build_c_cast): Likewise.
22195 2007-01-12 Roger Sayle <roger@eyesopen.com>
22197 * tree.h (force_fit_type_double): Remove unused final argument.
22198 * c-common.c (constant_expression_warning): Replace use of
22199 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22200 (convert_and_check): Likewise.
22201 (shorten_compare): Update call to force_fit_type_double.
22202 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22203 * convert.c (convert_to_pointer): Update call to
22204 force_fit_type_double.
22205 * fold-const.c (force_fit_type_double): Remove overflowed_const
22207 (int_const_binop, fold_convert_const_int_from_int,
22208 fold_convert_const_int_from_real, fold_div_compare,
22209 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22210 fold_abs_const, fold_not_const): Remove the final argument from
22211 calls to force_fit_type_double.
22213 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22215 * configure.ac: Set insn to "nop" for spu-*-* also.
22216 * configure: Regenerate.
22218 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22220 * builtins.def : Add BUILT_IN_FREE.
22222 2007-01-12 Jan Hubicka <jh@suse.cz>
22224 PR tree-optimization/30443
22225 * tree-inline.c (tree_function_versioning): Do not optimize when
22226 cloning for inlining.
22228 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22230 * doc/loop.texi: Document recording of loop exits.
22231 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22232 (update_single_exits_after_duplication,
22233 update_single_exit_for_duplicated_loop,
22234 update_single_exit_for_duplicated_loops): Removed.
22235 (duplicate_loop_to_header_edge): Do not call
22236 update_single_exits_after_duplication and
22237 update_single_exit_for_duplicated_loops.
22238 (loop_version): Do not update single_exit information.
22239 (fix_loop_structure): Use record_loop_exits instead of
22240 mark_single_exit_loops.
22241 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22242 the lists of loop exits.
22243 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22244 split_edge, merge_blocks): Update the lists of loop exits.
22245 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22246 loop_optimizer_init.
22247 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22248 of mark_single_exit_loops.
22249 (loop_optimizer_finalize): Call release_recorded_exits.
22250 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22251 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22252 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22253 update single exit information.
22254 * lambda-code.c (perfect_nestify): Ditto.
22255 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22256 (mark_single_exit_loops): Removed.
22257 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22258 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22259 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22261 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22262 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22263 (verify_loop_structure): Verify consistency of the exit lists.
22264 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22265 (set_single_exit): Removed.
22266 * cfgloop.h (struct loop_exit): New function.
22267 (struct loop): single_exit_ field replaced by exits field.
22268 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22269 LOOPS_HAVE_RECORDED_EXITS.
22270 (struct loops): Added exits hash.
22271 (mark_single_exit_loops, set_single_exit): Declaration removed.
22272 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22274 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22276 * doc/invoke.texi: Avoid use of @headitem.
22278 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22280 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22282 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22284 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22287 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22288 Richard Sandiford <richard@codesourcery.com>
22290 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22291 * config/m68k/m68k.opt: Resort options.
22292 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22294 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22295 Richard Sandiford <richard@codesourcery.com>
22297 * doc/invoke.texi: Document the macros that are defined by
22298 m68k's -mtune and -mhard-float options.
22299 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22300 (m68k_cpp_cpu_family): Likewise.
22301 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22302 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22303 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22304 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22305 (m68k_cpp_cpu_family): Likewise.
22307 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22309 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22310 macros besides mc68000 as tuning macros. Use a switch statement
22311 to set them and mcpu32.
22313 2007-01-12 Julian Brown <julian@codesourcery.com>
22315 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22316 (TARGET_68040_ONLY): Rename to...
22317 (TARGET_68040): ...this.
22318 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22319 * config/m68k/m68k.md: Likewise.
22321 2007-01-12 Julian Brown <julian@codesourcery.com>
22322 Nathan Sidwell <nathan@codesourcery.com>
22323 Richard Sandiford <richard@codesourcery.com>
22325 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22326 the -mcpu= argument associated with the --with-cpu setting.
22327 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22328 if different from the one implied by the -mcpu setting.
22329 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22330 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22331 * doc/invoke.texi: Mention ColdFire in the introduction to the
22332 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22333 -mno-div and -mhard-float options. Make -m68881 a synonym for
22334 -mhard-float. Document the previously-undocumented -m5206e,
22335 -m528x, -m5307 and -m5407 options. Tweak the existing option
22336 documentation for consistency.
22337 * doc/install.texi: Mention new --with-cpu arguments.
22338 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22339 default CPU if neither -mcpu nor -march are specified.
22340 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22341 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22342 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22343 using m68k_tune to decide between families that implement the
22344 same ISA. Use m68k_tune to set __mcfv4e__.
22345 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22346 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22347 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22348 (FL_ISA_C, FL_ISA_MMU): New macros.
22349 (MASK_COLDFIRE): Delete.
22350 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22351 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22352 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22353 (TARGET_HARD_FLOAT): Do not define here.
22354 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22355 (TUNE_68000): New macro.
22356 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22357 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22358 (TUNE_CFV2): Redefine in terms of m68k_tune.
22359 (uarch_type, target_device, fpu_type): New enums.
22360 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22361 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22362 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22363 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22364 (FL_FOR_isa_c): New macros.
22365 (m68k_isa): New enum.
22366 (m68k_target_selection): New structure.
22367 (all_devices, all_isas, all_microarchs): New tables.
22368 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22369 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22370 (MASK_ALL_CPU_BITS): Delete.
22371 (m68k_find_selection): New function.
22372 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22373 Map the legacy target options to a combination of the new ones.
22374 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22375 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22376 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22378 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22379 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22381 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22382 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22383 * config/m68k/m68k-devices.def: New file.
22385 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22386 Nathan Sidwell <nathan@codesourcery.com>
22388 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22389 (SUBTARGET_EXTRA_SPECS): New macros.
22390 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22391 use %(asm_cpu_spec) instead.
22392 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22393 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22394 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22395 (EXTRA_SPECS): Rename to...
22396 (SUBTARGET_EXTRA_SPECS): ...this.
22398 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22399 Richard Sandiford <richard@codesourcery.com>
22400 Julian Brown <julian@codesourcery.com>
22402 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22403 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22404 to the configuration's default CPU.
22405 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22406 Remove default masks.
22407 (m680[012]0-*-*): Set the default with_cpu to the first part of
22409 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22410 (m68k*-*-linux): Extend the --with-cpu handling to...
22411 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22412 and m68010. Don't set target_cpu_default2.
22413 * doc/install.texi: Document --with-cpu for m68k.
22414 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22415 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22416 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22417 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22418 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22419 (ASM_SPEC): Remove use of %(asm_cpu_default).
22420 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22421 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22422 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22423 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22424 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22425 (TARGET_DEFAULT): Delete.
22426 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22427 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22428 (CPP_CPU_SPEC): Delete.
22429 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22430 the appropriate string.
22431 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22432 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22433 (ASM_SPEC): Don't use %(asm_default_spec).
22434 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22435 TARGET_DEFAULT and add MASK_68881.
22436 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22438 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22440 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22441 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22442 MASK_68010 alongside MASK_68020.
22443 * doc/invoke.texi: Document -m68010.
22444 * config/m68k/m68k.opt (m68010): New.
22445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22447 (TUNE_68010): New macro.
22448 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22449 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22450 (M68K_CPU_m68332): Add MASK_68010.
22451 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22452 fallback definition.
22453 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22455 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22456 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22457 to all entries that use MASK_68020.
22458 (output_move_simode_const, output_move_himode, output_move_qimode)
22459 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22460 instead of TARGET_68020 to select clr behavior. Remove comment
22461 about there being no TARGET_68010.
22462 * config/m68k/m68k.md: Likewise throughout.
22464 2007-01-12 Julian Brown <julian@codesourcery.com>
22466 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22467 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22468 * config/m68k/m68k.md: Likewise.
22470 2007-01-12 Julian Brown <julian@codesourcery.com>
22472 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22473 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22475 2007-01-12 Julian Brown <julian@codesourcery.com>
22477 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22478 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22479 * config/m68k/m68k.md: Likewise.
22481 2007-01-12 Julian Brown <julian@codesourcery.com>
22482 Richard Sandiford <richard@codesourcery.com>
22484 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22485 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22486 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22488 (TARGET_CPU32): Rename to...
22489 (TUNE_CPU32): ...this.
22490 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22491 (TUNE_CFV2): New macros.
22492 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22493 remove conditions that are implied by TARGET_68020.
22494 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22495 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22496 (m68k_output_function_epilogue): Likewise.
22497 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22498 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22499 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22500 non-68000 timings. Refactor multiplication and division costs.
22501 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22502 TUNE_CPU32 instead of TARGET_CPU32.
22503 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22504 and TUNE_68060 instead of TARGET_68060.
22505 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22506 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22508 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22509 && !TARGET_COLDFIRE" to choose between moveq and clr.
22510 Likewise in the unnamed movsf pattern.
22511 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22512 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22515 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22517 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22518 of tabbing before backslashes.
22520 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22522 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22523 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22524 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22526 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22528 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22529 find_interesting_uses_cond.
22530 (find_interesting_uses_cond): Use extract_cond_operands.
22531 (rewrite_use_compare): Use extract_cond_operands and
22532 force_gimple_operand_bsi. Do not call update_stmt.
22533 (determine_use_iv_cost_condition): Use extract_cond_operands.
22534 Return cheaper of using original bound and changing the exit bound.
22536 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22538 PR tree-optimization/29516
22539 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22540 most_expensive_mult_to_index, addr_to_parts,
22541 create_mem_ref, maybe_fold_tmr): Make the type of
22542 fields of TARGET_MEM_REF sizetype.
22543 (move_fixed_address_to_symbol, move_pointer_to_base):
22545 * tree.def (TARGET_MEM_REF): Add comment on types of
22548 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22550 * c-common.c (vector_types_convertible_p): Treat opaque types as
22551 always convertible if they have the same size, but not otherwise.
22553 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22555 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22556 Remove the b_unconditional field.
22557 (noce_try_sign_mask): Do not look at b_unconditional.
22558 (noce_process_if_block): Do not use merge_if_blocks. Update
22559 the CFG here. Do not set b_unconditional.
22560 (cond_move_process_if_block): Likewise.
22561 (find_cond_trap): Likewise.
22562 (check_cond_move_block): Require simple jump insns at the end
22563 of the basic block.
22565 2007-01-11 Jan Hubicka <jh@suse.cz>
22567 PR tree-optimization/1046
22568 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22569 when alias info is not ready.
22570 (pass_tail_recursion): Do not require aliasing.
22571 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22572 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22573 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22574 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22575 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22576 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22577 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22579 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22580 When aliasing is not build, mark statement as volatile.
22582 2007-01-11 Tom Tromey <tromey@redhat.com>
22584 PR preprocessor/15185, PR preprocessor/20989:
22585 * doc/cppopts.texi <-MT>: Update description of algorithm for
22586 computing default target.
22587 <-M, -MD>: Reword "basename" text.
22589 2007-01-11 Roger Sayle <roger@eyesopen.com>
22591 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22592 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22593 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22594 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22595 fold_builtin_bswap, real_constp, fold_builtin_pow,
22596 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22597 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22598 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22599 * convert.c (convert_to_pointer): Likewise.
22600 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22601 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22602 const_binop, fold_convert_const_int_from_int,
22603 fold_convert_const_int_from_real,
22604 fold_convert_const_real_from_real, sign_bit_p,
22605 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22606 fold_sign_changed_comparison, fold_unary, fold_comparison,
22607 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22608 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22609 * print-tree.c (print_node_brief, print_node): Likewise.
22610 * stor-layout.c (place_field, layout_type): Likewise.
22611 * tree-chrec.c (keep_cast): Likewise.
22612 * tree.c (build_vector, build_real, build_real_from_int_cst,
22613 build_complex): Likewise.
22615 2007-01-11 Roger Sayle <roger@eyesopen.com>
22617 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22618 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22620 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22622 * configure.ac (strict1_warn): Rename to strict_warn.
22623 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22624 cc_set_by_configure, quoted_cc_set_by_configure,
22625 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22626 all_boot_languages, all_stagestuff): Remove.
22627 (target_list): Remove bootstrap targets.
22628 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22629 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22630 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22631 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22632 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22633 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22634 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22635 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22636 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22637 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22638 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22639 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22640 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22641 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22642 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22643 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22644 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22645 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22646 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22647 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22648 (mostlyclean): Adjust.
22649 (clean, distclean): Don't mention bootstrap stuff.
22650 * configure: Regenerate.
22651 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22652 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22653 treelang/config-lang.in (stagestuff): Remove.
22654 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22655 stageprofile, stagefeedback, stagestuff): Remove mention.
22657 2007-01-11 Nick Clifton <nickc@redhat.com>
22659 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22661 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22662 (mcore_arith_K_S_operand): Run the test for the S constraint not
22663 the test for the M constraint.
22664 (mcore_addsub_operand): Do not accept integer values that are
22665 larger than 32 bits.
22666 * config/mcore/mcore.md: Remove unused constraints from split.
22667 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22668 (addsi3): Likewise.
22669 (allocate_stack): Likewise.
22670 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22671 operands to 32 bits.
22672 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22674 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22675 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22676 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22677 mcore_output_bclri, mcore_output_andn, output_inline_const,
22678 mcore_output_move, mcore_output_movedouble): Likewise.
22679 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22680 (output_inline_const): Likewise.
22681 (output_inline_const): Fix format strings used in sprintf
22683 * config/mcore/mcore-protos.h: Update prototypes for changed
22684 functions in mcore.c.
22685 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22686 HOST_WIDE_INT and not int.
22687 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22688 CONST_OK_FOR_N): Likewise.
22689 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22690 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22693 2007-01-10 Jan Hubicka <jh@suse.cz>
22695 * tree-vrp.c (remove_range_assertions): Release defs.
22696 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22697 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22699 2007-01-10 Paul Brook <paul@codesourcery.com>
22701 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22702 * config/arm/arm.md (mulsi3subsi): New insn.
22704 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22706 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22707 (tree_transform_and_unroll_loop): New.
22708 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22711 2007-01-10 Robert Kennedy <jimbob@google.com>
22713 * fold-const.c (fold_comparison): Fold comparisons like (x *
22714 1000 < 0) to (x < 0).
22716 2007-01-10 Ian Lance Taylor <iant@google.com>
22718 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22719 operands have the same priority.
22721 2007-01-10 Tom Tromey <tromey@redhat.com>
22723 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22724 (fold_binary): Likewise.
22725 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22726 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22727 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22728 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22729 * langhooks.h (struct lang_hooks): Removed field
22730 'can_use_bit_fields_p'.
22732 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22734 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22736 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22738 * function.c (get_last_funcdef_no): New function.
22739 * function.h (get_last_funcdef_no): Declare.
22740 * tree-inline.c (initialize_cfun): Add initialization.
22741 (tree_function_versioning): Cleanup.
22743 2007-01-10 Jan Hubicka <jh@suse.cz>
22745 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22748 2007-01-10 Sa Liu <saliu@de.ibm.com>
22749 Ben Elliston <bje@au.ibm.com>
22751 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22752 for SAVE_NONLOCAL and Pmode for any other save level.
22753 * spu-protos.h (spu_restore_stack_block): Declare.
22754 * spu.md (save_stack_block): Remove.
22755 (restore_stack_block): Call spu_restore_stack_block.
22756 * spu.c (spu_restore_stack_block): New function.
22757 (spu_expand_epilogue): Remove old comment.
22759 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22761 PR tree-optimization/30322
22762 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22763 (cand_value_at): Return the value as aff_tree.
22764 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22765 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22766 aff_combination_mult): New functions.
22767 (aff_combination_add): Use aff_combination_add_cst.
22768 (aff_combination_convert): Allow conversions to a wider type.
22769 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22770 * tree-affine.h (aff_combination_mult): Declare.
22772 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22774 * doc/tm.texi: Update documentation to reflect reality of exec
22775 and start file search behaviours. Update copyright year.
22776 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22777 header file directories.
22779 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22781 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22782 (*cosxf2): Rename to cosxf2_i387.
22783 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22784 using X87MODEF12 mode macro. Rename patterns to
22785 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22787 (*cosdf2, *cossf2): Ditto.
22788 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22789 to match extended input operands.
22790 (sincos<mode>3): New expander.
22791 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22792 insn patterns and corresponding splitters.
22794 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22796 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22797 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22799 2007-01-09 Nicolas Pitre <nico@cam.org>
22802 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22804 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22806 * target.h (struct gcc_target): New field library_rtti_comdat.
22807 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22808 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22809 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22810 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22812 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22814 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22816 2007-01-08 Richard Guenther <rguenther@suse.de>
22818 * tree.h (force_fit_type_double): Export.
22819 (force_fit_type): Remove.
22820 * fold-const.c (force_fit_type_double): New function.
22821 (force_fit_type): Remove.
22822 (int_const_binop): Use it.
22823 (fold_convert_const_int_from_int): Likewise.
22824 (fold_convert_const_int_from_real): Likewise.
22825 (fold_div_compare): Likewise.
22826 (fold_sign_changed_comparison): Likewise.
22827 (fold_unary): Likewise.
22828 (fold_negate_const): Likewise.
22829 (fold_abs_const): Likewise.
22830 (fold_not_const): Likewise.
22831 * c-common.c (shorten_compare): Use force_fit_type_double.
22832 * convert.c (convert_to_pointer): Likewise.
22834 2007-01-08 Richard Guenther <rguenther@suse.de>
22836 * tree.h (build_int_cst_wide_type): Export.
22837 * tree.c (build_int_cst_wide_type): New function.
22838 (build_int_cst_wide): Fix comment.
22839 * builtins.c (fold_builtin_object_size): Use build_int_cst
22840 to build -1 or 0 of the correct type. Use fit_double_type
22841 to check for overflow.
22842 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22844 (decode_field_reference): Likewise.
22845 (all_ones_mask_p): Likewise.
22846 (native_interpret_int): Use build_int_cst_wide_type.
22847 (fold_binary): Use build_int_cst_type to build an all-ones
22849 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22851 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22853 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22855 2007-01-09 Ben Elliston <bje@au.ibm.com>
22857 * genautomata.c (STATS_OPTION): New option.
22858 (stats_flag): New flag.
22859 (gen_automata_option): Handle it.
22860 (initiate_automaton_gen): Ditto.
22861 (write_automata): Output statistics only if stats_flag is
22862 set. Likewise, output time statistics only if time_flag is set.
22863 * doc/md.texi (Processor pipeline description): Document new flag.
22865 2007-01-08 Richard Guenther <rguenther@suse.de>
22867 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22868 * tree.c (build_int_cst_type): Likewise.
22869 (size_in_bytes): Don't call force_fit_type on the result.
22870 (int_fits_type_p): Use fit_double_type.
22871 * fold-const.c (fit_double_type): New function.
22872 (force_fit_type): Use it.
22873 * tree.h (fit_double_type): Export.
22875 2007-01-08 Jan Hubicka <jh@suse.cz>
22877 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22878 * ipa.c (function_and_variable_visibility): Fix return type.
22880 2007-01-08 Richard Guenther <rguenther@suse.de>
22882 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22883 of offset to build the index.
22884 * tree-pretty-print.c (dump_generic_node): Don't build negated
22885 const just for printing.
22886 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22887 * builtins.c (fold_builtin_int_roundingfn): Check if result
22888 fits the type by using force_fit_type and comparing the result.
22889 * predict.c (predict_loops): Use compare_tree_int for comparison.
22890 * tree.c (build_int_cst): Fall back to integer_type_node for
22892 (build_int_cst_wide): Assert type is non-null.
22894 2007-01-08 Roberto Costa <roberto.costa@st.com>
22896 * tree-vrp.c (extract_range_from_cond_expr): New.
22897 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22898 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22900 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22901 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22902 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22903 used as expressions.
22904 * tree-object-size.c (cond_expr_object_size): New.
22905 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22907 2007-01-08 Jan Hubicka <jh@suse.cz>
22909 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22910 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22913 2007-01-08 Richard Guenther <rguenther@suse.de>
22915 PR tree-optimization/23603
22916 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22917 (extract_range_from_binary): Fall back to truthvalue instead of
22918 varying for TRUTH_*_EXPR.
22919 (extract_range_from_comparison): Fall back to truthvalue instead of
22921 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22922 if all visited PHI values were constant.
22924 2007-01-08 Jan Hubicka <jh@suse.cz>
22926 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22927 (cgraph_analyze_function): break out from ...
22928 (cgraph_finalize_compilation_unit): ... here.
22929 (cgraph_expand_function): Remove forgoten commented out line.
22930 (cgraph_optimize): Analyze functions.
22932 2007-01-08 Jan Hubicka <jh@suse.cz>
22934 * tree-pas.h (TODO_remove_function): New flag.
22935 (TODO_update*): Renumber.
22936 (pass_ipa_increase_alignment,
22937 pass_ipa_function_and_variable_visibility): New passes.
22938 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22939 (cgraph_function_and_variable_visibility): Move to ipa.c
22940 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22941 cgraph_increase_alignment.
22942 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22943 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22944 calling tree-inline.
22945 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22946 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22947 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22948 (gate_increase_alignment): New function.
22949 (pass_ipa_increase_alignment): New pass.
22950 * ipa.c: Inline tree-pass.h and timevar.h
22951 (function_and_variable_visibility): Move here from cgraphunit.c
22952 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22953 * passes.c (init_optimization_passes): Add the two new passes.
22954 (execute_todo): Handle cgraph_remove_functions.
22956 2007-01-08 Nick Clifton <nickc@redhat.com>
22958 * config/frv/predicates.md (reg_or_0_operand): Accept
22961 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22963 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22964 * config.gcc: Add bfin*-rtems*.
22966 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22968 * c.opt: Add -flax-vector-conversions.
22969 * c-typeck.c (convert_for_assignment): Pass flag to
22970 vector_types_convertible_p to allow emission of note.
22971 (digest_init): Likewise.
22972 * c-opts.c: Handle -flax-vector-conversions.
22973 * c-common.c (flag_lax_vector_conversions): New.
22974 (vector_types_convertible_p): Unless -flax-vector conversions
22975 has been passed, disallow conversions between vectors with
22976 differing numbers of subparts and/or element types. If such
22977 a conversion is disallowed, possibly emit a note on the first
22978 occasion only to inform the user of -flax-vector-conversions.
22979 The new last argument specifies this.
22980 * c-common.h (flag_lax_vector_conversions): New.
22981 (vector_types_convertible_p): Add extra argument.
22982 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22983 char_type_node for V*QI type vectors.
22984 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22985 Update to satisfy new typechecking rules.
22986 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22987 C and C++ variants.
22988 * doc/invoke.texi (C Dialect Options): Document
22989 -flax-vector-conversions.
22991 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22993 PR tree-optimization/29877
22994 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22995 a register variable on the RHS to not be replaceable.
22997 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22998 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22999 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
23000 const_simm15, const_pow2, const_npow2): Added.
23001 * config/score/misc.md (insv, extv, extzv, movmemsi,
23002 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
23003 * config/score/score.c (score_address_cost, score_select_cc_mode):
23005 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
23006 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
23007 Update score_print_operand.
23008 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
23009 Adjust register allocate order and update some macro define.
23010 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
23011 mdx_block_move_straight, mdx_block_move_loop_head,
23012 mdx_block_move_loop_body, mdx_block_move_loop_foot,
23013 mdx_block_move_loop, mdx_block_move): Added.
23014 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
23015 mdp_limm): Updated and fix some bug and typo.
23016 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23017 (movsf, movdf, doloop_end): Added.
23019 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23021 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23022 config/arm/thumb2.md: Fix comment typos.
23023 * doc/extend.texi: Fix a typo.
23025 2007-01-07 Eric Christopher <echristo@apple.com>
23027 * configure.ac: Check for __stack_chk_fail for darwin.
23028 * configure: Regenerate.
23030 2007-01-07 Richard Guenther <rguenther@suse.de>
23032 * tree-vrp.c (extract_range_from_assert): CSE calls to
23033 compare_values where possible.
23034 (extract_range_from_unary_expr): Likewise.
23036 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23038 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23039 * config/avr/avr.c (call_insn_operand): Delete function.
23040 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23041 instead of register number. Use predicates.
23042 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23043 call_insn_operand): Add.
23045 2007-01-06 Jan Hubicka <jh@suse.cz>
23047 * tree-pass.h (pass_build_cgraph_edges): Declare.
23048 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23049 (visited_nodes): Remove.
23050 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23051 build_cgrpah_edges; make visited_nodes local.
23052 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23053 (record_references_in_initializer): Move to cgraphbuild.c
23054 (initialize_inline_failed, rebuild_cgraph_edges,
23055 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23056 (verify_cgraph_node): Make visited_nodes local.
23057 (cgraph_analyze_function): Do not call cgraph_create_edges and
23058 initialize_inline_failed.
23059 (cgraph_expand_function): Do not call cgraph_lower_function;
23060 assert that function is already lowered.
23061 * Makefile.in (cgraphbuild.o): New.
23062 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23063 at the end of lowering passes.
23065 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23067 * ifcvt.c (cond_move_convert_if_block): New function, code
23068 factored out from...
23069 (cond_move_process_if_block): ...here. Call the new function
23070 on the THEN and ELSE blocks.
23071 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23072 already takes care of this.
23074 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23077 * tree.h (TREE_OVERFLOW_P): New.
23078 * c-typeck.c (parser_build_unary_op): Warn only if result
23079 overflowed and operands did not.
23080 (parser_build_binary_op): Likewise.
23081 (convert_for_assignment): Remove redundant overflow_warning.
23082 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23084 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23086 * c-typeck.c (store_init_value): Split over two lines to follow
23087 the GNU coding style.
23089 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23091 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23092 __GXX_EXPERIMENTAL_CXX0X__.
23093 * doc/cpp.texi: Same.
23095 2007-01-05 Richard Guenther <rguenther@suse.de>
23097 PR middle-end/27826
23098 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23099 with mismatched types. Instead explicitly build a
23100 conversion NOP_EXPR.
23102 2007-01-05 Ian Lance Taylor <iant@google.com>
23104 * c-common.c (decl_with_nonnull_addr_p): New function.
23105 (c_common_truthvalue_conversion): Call it.
23106 * c-typeck.c (build_binary_op): Likewise.
23107 * c-common.h (decl_with_nonnull_addr_p): Declare.
23109 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23112 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23115 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23117 * doc/install.texi (Final install): Document the fact that
23118 the GNAT runtime should not be stripped.
23120 2007-01-04 Jan Hubicka <jh@suse.cz>
23122 * tree-inline.c (fold_marked_statements): Update operand caches
23123 and EH after folding
23125 2007-01-04 Ian Lance Taylor <iant@google.com>
23127 * c-common.c (check_function_nonnull): Whitespace fix.
23129 2007-01-04 Jan Hubicka <jh@suse.cz>
23131 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23132 comitted older version of patch.
23133 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23134 function, celanup cfg and collect garbage.
23136 2007-01-04 Mike Stump <mrs@apple.com>
23138 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23141 2007-01-04 Eric Christopher <echristo@apple.com>
23143 * libgcc2.c (__bswapsi2): Use SItype.
23144 (__bswapdi2): Use DItype.
23145 * libgcc2.h: Update for above.
23147 2007-01-04 Paul Brook <paul@codesourcery.com>
23149 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23150 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23151 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23152 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23153 umulsi3_highpart): Make conditional on !arm_arch6.
23154 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23155 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23156 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23157 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23158 umulsi3_highpart_v6): New insns.
23160 2007-01-04 Roger Sayle <roger@eyesopen.com>
23162 * fold-const.c (fold_convert): When casting an expression to void,
23163 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23164 have a type. Instead of attempting to build a NOP_EXPR, return
23165 these "special" trees directly.
23167 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23169 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23170 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23171 rs6000_cost->fp not 0 as adjustment for outer NEG.
23173 2007-01-04 Jan Hubicka <jh@suse.cz>
23175 * cgraph.c (cgraph_release_function_body): New function.
23176 (cgraph_remove_node): Use it.
23177 * cgraph.h (cgraph_release_function_body): Declare.
23178 * cgraphunit.c (cgraph_expand_function): Use it.
23179 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23180 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23181 is initialized and while compilation of other function is running.
23182 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23183 statement CFG annotations from here to ...
23184 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23186 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23188 * cfgloop.h (enum li_flags): Make the constants powers of two.
23190 2007-01-04 Jan Hubicka <jh@suse.cz>
23192 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23194 (fold_marked_statements): New function.
23195 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23196 * tree-inline.h (copy_body_data): Add statements_to_fold.
23198 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23200 * config.gcc: Mention libgcc/config.host.
23201 * Makefile.in: Update comments mentioning libgcc.
23202 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23203 (all.cross, start.encap, rest.encap, rest.cross): Update
23204 dependencies for libgcc move.
23205 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23206 (clean-target, clean-target-libgcc): Delete.
23207 (srcdirify, GCC_EXTRA_PARTS): New macros.
23208 (libgcc-support, libgcc.mvars): New rules.
23209 (distclean): Remove mention of mklibgcc.
23210 (install): Don't reference INSTALL_LIBGCC.
23211 (install-common): Don't reference EXTRA_PARTS.
23212 (install-libgcc, install-multilib): Delete rules.
23213 * mklibgcc.in: Delete file.
23214 * doc/configfiles.texi: Don't mention mklibgcc.
23216 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23217 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23218 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23219 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23220 (mklibgcc, ldblspecs): Likewise.
23222 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23223 (posixpre.def): Use $(T).
23224 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23225 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23226 (SHLIB_LINK): Make dummy.
23227 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23229 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23231 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23232 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23233 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23234 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23236 * configure.ac (all_outputs): Remove mklibgcc.
23237 * configure: Regenerated.
23239 2007-01-03 Josh Conner <jconner@apple.com>
23241 PR middle-end/29683
23242 * calls.c (compute_argument_addresses): Set stack and stack_slot
23243 for partial args, too.
23244 (store_one_arg): Use locate.size.constant for the size when
23245 generating a save_area.
23247 2007-01-03 Robert Kennedy <jimbob@google.com>
23249 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23250 whose definitions are deleted due to basic block merging.
23252 2007-01-03 Paul Brook <paul@codesourcery.com>
23255 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23257 (use_return_insn): Return 0 for Thumb interrupt functions.
23258 (print_multi_reg): Add rfe argument for IRQ returns.
23259 (arm_output_epilogue): Pop interrupt return address directly into PC.
23260 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23262 2007-01-03 Paul Brook <paul@codesourcery.com>
23264 Merge from sourcerygxx-4_1.
23265 * config/arm/thumb2.md: New file.
23266 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23268 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23269 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23270 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23271 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23273 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23274 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23276 * config/arm/ieee754-sf.S: Ditto.
23277 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23278 (thumb1_base_register_rtx_p): ... to this.
23279 (thumb_index_register_rtx_p): Rename...
23280 (thumb1_index_register_rtx_p): ... to this.
23281 (thumb_output_function_prologue): Rename...
23282 (thumb1_output_function_prologue): ... to this.
23283 (thumb_legitimate_address_p): Rename...
23284 (thumb1_legitimate_address_p): ... to this.
23285 (thumb_rtx_costs): Rename...
23286 (thumb1_rtx_costs): ... to this.
23287 (thumb_compute_save_reg_mask): Rename...
23288 (thumb1_compute_save_reg_mask): ... to this.
23289 (thumb_final_prescan_insn): Rename...
23290 (thumb1_final_prescan_insn): ... to this.
23291 (thumb_expand_epilogue): Rename...
23292 (thumb1_expand_epilogue): ... to this.
23293 (arm_unwind_emit_stm): Rename...
23294 (arm_unwind_emit_sequence): ... to this.
23295 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23296 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23297 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23298 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23299 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23300 thumb2_output_casesi): New functions.
23301 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23302 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23303 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23304 THUMB2_WORK_REGS): Define.
23305 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23306 arm_condexec_mask, arm_condexec_masklen)): New variables.
23307 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23308 (arm_override_options): Check new CPU capabilities.
23309 Set new architecture flag variables.
23310 (arm_isr_value): Handle v7m interrupt functions.
23311 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23313 (const_ok_for_arm): Handle Thumb-2 constants.
23314 (arm_gen_constant): Ditto. Use movw when available.
23315 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23317 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23318 (thumb_find_work_register, arm_load_pic_register,
23319 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23320 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23321 print_multi_reg, output_mov_long_double_fpa_from_arm,
23322 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23323 output_mov_double_fpa_from_arm, output_move_double,
23324 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23325 output_return_instruction, arm_output_function_prologue,
23326 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23327 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23328 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23329 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23330 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23331 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23333 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23334 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23335 (arm_file_start): Output directive for unified syntax.
23336 (arm_unwind_emit_set): Handle stack alignment instruction.
23337 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23338 Add v6t2, v7, v7a, v7r and v7m.
23339 (RETLDM): Add Thumb-2 code.
23340 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23341 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23342 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23343 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23344 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23345 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23346 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23347 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23348 ADJUST_INSN_LENGTH): Define.
23349 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23350 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23351 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23352 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23353 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23354 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23355 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23356 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23357 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23358 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23359 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23360 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23361 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23362 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23363 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23364 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23365 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23367 * config/arm/arm-tune.md: Regenerate.
23368 * config/arm/arm-protos.h: Update prototypes.
23369 * config/arm/vfp.md: Enable patterns for Thumb-2.
23370 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23371 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23372 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23373 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23374 * config/arm/libunwind.S: Add Thumb-2 code.
23375 * config/arm/constraints.md: Update include Thumb-2.
23376 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23377 * config/arm/ieee754-df.S: Ditto.
23378 * config/arm/bpabi.S: Ditto.
23379 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23380 * config/arm/predicates.md (low_register_operand,
23381 low_reg_or_int_operand, thumb_16bit_operator): New.
23382 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23383 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23384 * config/arm/t-arm-elf: Add armv7 multilib.
23385 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23387 (UNSPEC_STACK_ALIGN, ce_count): New.
23388 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23389 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23391 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23392 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23393 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23394 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23395 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23396 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23398 * doc/extend.texi: Document ARMv7-M interrupt functions.
23399 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23401 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23403 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23404 (struct _Unwind_Context): Rename args_size to flags, remove
23405 signal_frame field, add a new args_size field and version field.
23406 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23407 _Unwind_IsExtendedContext): New inline functions.
23408 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23409 Assume by_value array is only present if _Unwind_IsExtendedContext.
23410 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23411 _Unwind_IsSignalFrame.
23412 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23413 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23414 (uw_init_context_1): Initialize context->flags to
23415 EXTENDED_CONTEXT_BIT.
23416 * config/rs6000/linux-unwind.h (frob_update_context): Use
23417 _Unwind_SetSignalFrame.
23419 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23421 PR middle-end/30353
23422 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23423 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23426 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23428 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23429 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23430 RET, AT_SP): Remove.
23431 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23434 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23435 * cfgbuild.c (find_basic_blocks): Likewise.
23436 * cfgrtl.c (rtl_create_basic_block): Likewise.
23437 * function.c (temp_slots_at_level): Likewise.
23438 * reg-stack.c (stack_regs_mentioned): Likewise.
23439 * regclass.c (allocate_reg_info): Likewise.
23440 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23441 set_bb_for_stmt, move_block_to_fn): Likewise.
23442 * tree-complex.c (tree_lower_complex): Likewise.
23443 * vec.h (VEC_safe_grow_cleared): New.
23445 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23447 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23449 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23450 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23452 * cfgloopmanip.c (scale_loop_frequencies): Export.
23453 (loopify): Scale the frequencies by prescribed coefficients.
23454 (set_zero_probability): New function.
23455 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23456 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23457 and frequencies according to arguments.
23458 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23460 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23461 * modulo-sched.c (sms_schedule): Set probabilities for entering
23462 versioned loop correctly.
23463 * tree-vect-transform.c (vect_transform_loop): Ditto.
23464 * cfgloop.h (loopify, loop_version): Declaration changed.
23465 (scale_loop_frequencies): Declared.
23467 2007-01-02 Jan Hubicka <jh@suse.cz>
23469 * cgraph.c: Include tree-flow.h
23470 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23471 early_local_passes.
23472 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23473 * tree-pass.h (pass_all_early_optimizations): Declare.
23474 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23475 early_local_passes.
23476 (cgraph_analyze_function): Do early_local_passes.
23477 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23478 Do not add referenced vars.
23479 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23481 (gate_all_early_local_passes): New gate.
23482 (pass_early_local_passes): Use new gate.
23483 (execute_early_local_optimizations): New functions.
23484 (gate_all_early_optimizations): New gate.
23485 (pass_all_early_optimizations): New pass.
23486 (execute_free_datastructures): Free SSA only when initialized.
23487 (gate_init_datastructures): Init only when optimizing.
23488 (tree_lowering_passes): Do early local passes when called late.
23489 * tree-profile.c (do_tree_profiling): Don't profile functions added
23491 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23492 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23494 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23495 during early_local_passes.
23496 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23499 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23501 * Makefile.in: Update copyright year.
23503 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23505 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23506 in $(lang_checks) and check-consistency targets.
23508 2007-01-02 Jan Hubicka <jh@suse.cz>
23510 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23511 Do not add referenced vars.
23512 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23514 * passes.c (init_optimization_passes): Put mudflap_2 after
23515 free_datastructures.
23517 2007-01-02 Jan Hubicka <jh@suse.cz>
23519 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23520 Set NOTHROW flag on call statements proved to be nothrow.
23521 Update statement of local calls so new pure/const functions are
23522 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23524 (tree_rest_of_compilation): Register hooks and initialize bitmap
23525 early. Do not set after_inlining flag.
23527 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23529 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23530 HOST_BITS_PER_LONGLONG
23532 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23535 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23536 warning for non-static initializers.
23538 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23540 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23541 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23542 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23543 Always use set_unique_reg_note to add REG_EQUAL notes.
23545 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23548 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23550 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23551 * cfgbuild.c (find_basic_blocks): Likewise.
23552 * cfgrtl.c (rtl_create_basic_block): Likewise.
23553 * function.c (temp_slots_at_level): Likewise.
23554 * reg-stack.c (stack_regs_mentioned): Likewise.
23555 * regclass.c (allocate_reg_info): Likewise.
23556 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23557 set_bb_for_stmt, move_block_to_fn): Likewise.
23558 * tree-complex.c (tree_lower_complex): Likewise.
23559 * vec.h (VEC_safe_grow_cleared): New.
23561 2007-01-02 Ian Lance Taylor <iant@google.com>
23563 * c-common.c (c_common_truthvalue_conversion): When warning about
23564 using an assignment as a truth value, set TREE_NO_WARNING.
23566 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23569 * c.opt (Wold-style-declaration): New.
23570 * doc/invoke.texi (C-only Warning Options): New.
23571 (Wold-style-declaration): Document it.
23572 (Wextra): Enabled by -Wextra.
23573 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23574 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23575 -Wold-style-declaration.
23577 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23579 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23580 * cfgbuild.c (find_basic_blocks): Likewise.
23581 * cfgrtl.c (rtl_create_basic_block): Likewise.
23582 * function.c (temp_slots_at_level): Likewise.
23583 * reg-stack.c (stack_regs_mentioned): Likewise.
23584 * regclass.c (allocate_reg_info): Likewise.
23585 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23586 set_bb_for_stmt, move_block_to_fn): Likewise.
23587 * tree-complex.c (tree_lower_complex): Likewise.
23588 * vec.h (VEC_safe_grow_cleared): New.
23590 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23592 * c-common.c (c_common_nodes_and_builtins): Since variants of
23593 void_type_node get built before it is given a name, we need to
23594 give those variants the name, too.
23595 (complete_array_type): We need to work with the canonical main
23596 type of the array, from which we will build the qualified version.
23597 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23598 * print-tree.c (print_node): Display canonical type information
23600 * stor-layout.c (layout_type): When we don't know the
23601 alignment of a type for which we're building an array, we end up
23602 guessing wrong, so make the type require structural equality.
23603 * tree.c (make_node_stat): When we build a new type, it is its
23604 own canonical type.
23605 (build_type_attribute_qual_variant): When building an attribute
23606 variant, its canonical type is the non-attribute variant. However,
23607 if the attributes are target-dependent and they differ, we need to
23608 use structural equality checks for this type.
23609 (build_qualified_type): A qualified type is not equivalent to its
23610 unqualified variant; set the canonical type appropriately.
23611 (build_distinct_type_copy): When building a distinct type from
23612 another type, the new type is its own canonical type.
23613 (build_variant_type_copy): When building a new type variant, we
23614 assume that it is equivalent to the original type.
23615 (build_pointer_type_for_mode): When building a pointer type, also
23616 build a canonical type pointer.
23617 (build_reference_type_for_mode): When building a reference type,
23618 also build a canonical type reference.
23619 (build_index_type): When we can't hash an index type (e.g.,
23620 because its maximum value is negative), the index type requires
23621 structural equality tests.
23622 (build_array_type): Build the canonical form of an array type.
23623 (build_function_type): Function types require structural equality,
23624 because they contain default arguments, attributes, etc.
23625 (build_method_type_directly): Ditto for method types.
23626 (build_offset_type): Build the canonical offset type.
23627 (build_complex_type): Build the canonical vector type.
23628 (make_vector_type): Build the canonical vector type.
23629 * tree.h (TYPE_CANONICAL): New.
23630 (TYPE_STRUCTURAL_EQUALITY_P): New.
23631 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23632 (struct tree_type): Added "canonical" field.
23633 * params.h (VERIFY_CANONICAL_TYPES): New.
23634 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23635 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23636 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23637 * doc/invoke.texi (verify-canonical-types): Document --param
23638 parameter for verifying canonical types.
23640 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23642 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23643 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23644 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23645 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23647 * config/rs6000/e500.h: New.
23648 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23649 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23651 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23652 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23653 TARGET_E500_DOUBLE): Remove.
23654 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23655 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23656 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23657 * config/rs6000/rs6000.c (rs6000_override_options): Use
23658 CHECK_E500_OPTIONS.
23660 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23662 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23663 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23664 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23665 rs6000_emit_cmove): Don't check TARGET_E500.
23666 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23667 sordered): Don't check TARGET_E500.
23669 2007-01-01 Eric Christopher <echristo@apple.com>
23671 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23672 HARD_REGISTER_NUM_P.
23674 2007-01-01 Roger Sayle <roger@eyesopen.com>
23676 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23677 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23678 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23681 2007-01-01 Mike Stump <mrs@apple.com>
23683 * configure.ac: Remove support for building with Apple's gcc-3.1.
23685 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23687 PR middle-end/30311
23688 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23689 REG is a hard register. Do not modify REG before calling
23691 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23692 multiple of the size of YMODE for certain lowpart cases.
23694 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23696 PR middle-end/30253
23697 * gimplify (voidify_wrapper_expr): Update for
23698 GIMPLE_MODIFY_STMT.
23700 2007-01-01 Andreas Schwab <schwab@suse.de>
23703 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23704 save of BR0 in extra_spill_size instead of spill_size.
23705 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23707 (ia64_expand_epilogue): Restore BR0 from its new location.
23709 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23711 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23712 Use a temporary variable if the left hand side is not a gimple
23715 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23717 * gimplify.c (gimplify_return_expr): Make the temporary variable
23718 for the return expression, a gimple register variable.
23720 2007-01-01 Jan Hubicka <jh@suse.cz>
23722 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23725 2007-01-01 Mike Stump <mrs@apple.com>
23727 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23729 * config/darwin.c (machopic_select_rtx_section): Use
23730 HAVE_GAS_LITERAL16.
23731 (darwin_mergeable_constant_section): Likewise.
23732 * configure: Regenerate.
23733 * config.in: Regenerate.
23735 2007-01-01 Jan Hubicka <jh@suse.cz>
23736 Andrew Pinski <pinskia@gmail.com>
23738 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23739 before starting IPA passes.