1 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
6 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
11 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
13 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
14 cases to set eight bytes at a time.
15 (expand_block_move): Likewise.
17 2007-08-21 Jakub Jelinek <jakub@redhat.com>
20 * dwarf2out.c (gen_decl_die): Don't call
21 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
23 2007-08-21 Paul Brook <paul@codesourcery.com>
24 Nathan Sidwell <nathan@codesourcery.com>
25 Mark Mitchell <mark@codesourcery.com>
26 Joseph Myers <joseph@codesourcery.com>
28 * configure.ac: Add --with-pkgversion and --with-bugurl.
29 * configure: Regenerate.
30 * doc/install.texi: Document them.
31 * version.c (version_string): Remove VERSUFFIX.
33 (pkgversion_string): New.
34 (bug_report_url): Do not hard-code initializer.
35 * version.h (pkgversion_string): Declare.
36 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
38 (version.o): Define PKGVERSION and BUGURL.
39 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
40 (%.pod): Define BUGURL.
41 * gcc.c (process_command, main): Use pkgversion_string.
42 * toplev.c (compile_file, print_version): Likewise.
43 * protoize.c (main): Likewise.
44 * gcov.c (print_version): Likewise. Update copyright date.
45 * gcov-dump.c (print_version): Likewise. Update copyright date.
46 * mips-tdump.c (main): Likewise. Update copyright date.
47 * mips-tfile.c (main): Likewise. Update copyright date.
48 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
49 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
51 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
52 * doc/gccint.texi: Likewise.
53 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
54 Update copyright date.
56 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
58 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
59 (ix86_expand_strlensi_unroll_1): Ditto.
60 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
61 (ix86_expand_carry_flag_compare): Update comment.
63 2007-08-21 Jakub Jelinek <jakub@redhat.com>
66 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
67 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
69 2007-08-21 Richard Guenther <rguenther@suse.de>
71 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
73 2007-08-21 Richard Guenther <rguenther@suse.de>
76 * fold-const.c (fold_binary): Remove index +p PTR folding.
77 Fix types of POINTER_PLUS_EXPR generated by folding of
80 2007-08-20 Chao-ying Fu <fu@mips.com>
82 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
83 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
84 RID_ONEWAY, so that it can be checked in declspecs_add_type.
85 (c_common_fixed_point_type_for_size): Declare.
86 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
87 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
88 (c_token_starts_declspecs): Likewise.
89 (c_parser_declspecs): Likewise.
90 (c_parser_attributes): Likewise.
91 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
92 (c_declspecs): Add saturating_p.
93 * c-decl.c (build_null_declspecs): Initialize saturating_p.
94 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or _Sat.
96 Avoid using void, bool, char, int, float, double, _Decimal32,
97 _Decimal64, _Decimal128, and complex with _Sat.
98 Handle RID_FRACT and RID_ACCUM.
99 Make sure _Sat is used with _Fract or _Accum.
100 (finish_declspecs): Handle cts_fract and cts_accum.
101 * c-common.c (fixed-value.h): New include.
102 (constant_expression_warning): Handle FIXED_CST.
103 (overflow_warning): Likewise.
104 (warnings_for_convert_and_check): Likewise.
105 (c_common_fixed_point_type_for_size): New.
106 (c_common_type_for_mode): Handle fixed-point modes to
107 return various saturating/non-saturating, signed/unsigned types.
108 (c_common_signed_or_unsigned_type): Support fixed-point types.
109 (shorten_compare): Check fixed-point zero.
110 Handle FIXED_POINT_TYPE.
111 (c_common_truthvalue_conversion): Handle FIXED_CST.
112 Handle FIXED_POINT_TYPE.
113 (c_common_nodes_and_builtins): Record builtin types for fixed-point
115 (handle_mode_attribute): Handle fixed-point modes. Need to check
116 if the signness of base type and fixed-point modes are consistent.
117 (handle_vector_size_attribute): Handle fixed-point modes.
118 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
119 (warn_for_div_by_zero): Check fixed-point zero.
120 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
121 a common fixed-point type based on fbit, ibit, sign, and saturation.
122 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
123 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
124 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
125 (convert_for_assignment): Support FIXED_POINT_TYPE.
126 (digest_init): Handle FIXED_POINT_TYPE.
127 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
128 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
129 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
130 GE_EXPR, LT_EXPR, GT_EXPR.
131 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
132 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
133 * target.h (gcc_target): Add fixed_point_supported_p.
134 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
135 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
136 (default_fixed_point_supported_p): Define.
137 * targhooks.h (default_fixed_point_supported_p): Declare.
138 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
139 * doc/install.texi (Configuration): Add --enable-fixed-point.
140 * configure.ac (--enable-fixed-point): New to enable fixed-point
141 arithmetic extension to C. For mips targets, we enable it by default.
142 * configure, config.in: Regenerate.
144 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
146 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
148 2007-08-20 David Edelsohn <edelsohn@gnu.org>
150 * dwarf2out.c (text_section_used): Move declaration outside ifdef
151 DWARF2_DEBUGGING_INFO.
152 (cold_text_section_used): Same.
153 (cold_text_section): Same.
155 2007-08-20 Richard Guenther <rguenther@suse.de>
157 * c-typeck.c (convert_for_assignment): Use the type of
158 the member for the initialization.
160 2007-08-20 Richard Guenther <rguenther@suse.de>
162 * c-objc-common.c (c_disregard_inline_limits): Remove.
163 * c-objc-common.h (c_disregard_inline_limits): Likewise.
164 * cgraphunit.c (cgraph_process_new_functions): Call
165 disregard_inline_limits_p.
166 (cgraph_preserve_function_body_p): Likewise.
167 * ipa-inline.c (compute_inline_parameters): Likewise.
168 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
170 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
171 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
172 disregard_inline_limits langhook.
173 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
175 * langhooks.h (lang_hooks_for_tree_inlining): Remove
176 disregard_inline_limits langhook.
177 * tree-inline.c (disregard_inline_limits_p): New function.
178 * tree-inline.h (disregard_inline_limits_p): Declare.
180 2007-08-20 Richard Guenther <rguenther@suse.de>
182 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
183 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
184 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
185 auto_var_in_fn_p langhook.
186 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
188 * tree.c (auto_var_in_fn_p): ... here.
189 (find_var_from_fn): Call auto_var_in_fn_p directly.
190 * langhooks.h (lang_hooks_for_tree_inlining): Remove
191 auto_var_in_fn_p langhook.
192 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
193 (copy_body_r): Likewise.
194 (self_inlining_addr_expr): Likewise.
195 * tree.h (auto_var_in_fn_p): Declare.
197 2007-08-20 Richard Guenther <rguenther@suse.de>
199 * tree.c (WALK_SUBTREE): Call walk_tree_1.
200 (walk_type_fields): Take lh parameter.
201 (walk_tree): Rename to ...
202 (walk_tree_1): ... this. Do not call the walk_subtrees
203 langhook but the now passed callback. Pass lh on recursion.
204 (walk_tree_without_duplicates): Rename to ...
205 (walk_tree_without_duplicates_1): ... this. Take lh parameter
206 and call walk_tree_1.
207 * tree.h (walk_tree_lh): New typedef.
208 (walk_tree_1): Declare.
209 (walk_tree_without_duplicates_1): Likewise.
210 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
211 (walk_tree_without_duplicates): New define to
212 walk_tree_without_duplicates_1 with NULL lh parameter.
213 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
214 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
216 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
217 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
218 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
221 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
224 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
225 code in front of the compacting of basic blocks.
226 Move the folding of statements inbetween the cgraph checking
227 and compacting of basic blocks.
229 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
230 Serge Belyshev <belyshev@depni.sinp.msu.ru>
233 * config/alpha/alpha.c (va_list_skip_additions): Check for
234 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
235 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
236 PLUS_EXPR when checking ap.__base.
237 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
238 when doing addition on pointer types. Use size_int instead of
240 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
241 ptr_type in the second operand.
243 2007-08-19 Andrew Pinski <pinskia@gmail.com>
246 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
248 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
251 * cfgexpand.c (expand_one_register_var): Mark pointer
252 DECL_ARTIFICIAL as REG_POINTER also.
253 * stmt.c (expand_decl): Likewise.
255 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
262 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
263 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
264 on_worklist argument and avoid adding things to worklist multiple
266 (add_to_worklist): Ditto.
267 (mark_aliases_call_clobbered): Mark entire structure clobbered if
268 single SFT is clobbered.
269 (set_initial_properties): Ditto.
270 (compute_call_clobbered): Update for changes to function
272 (create_overlap_variables_for): Always create SFT for offset 0.
273 (create_structure_vars): Handle PHI's, since we are in SSA form at
275 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
276 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
278 (add_vars_for_offset): Figure out aliases from access + points-to.
279 (add_virtual_operand): Use add_vars-for_offset.
280 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
281 (add_call_clobber_ops): Remove makes_clobbering_call set.
282 (get_expr_operands): Always pass through the INDIRECT_REF
284 * tree-ssa-structalias.c (struct constraint_graph): Remove
286 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
287 address_taken, pt_used, number_incoming.
288 (FIRST_ADDR_NODE): Removed.
289 (merge_graph_nodes): Remove broken code for the moment.
290 (init_graph): New function.
291 (build_pred_graph): Remove code to init_graph.
292 Add location equivalence support.
293 (struct scc_info): Rename roots to deleted.
295 (init_scc_info): Ditto
296 (init_topo_info): Use graph->size.
297 (compute_topo_order): Ditto.
298 (do_da_constraint): Removed.
299 (do_sd_constraint): Remove calls to find().
300 set_union_with_increment should always get 0 as last arg here.
301 (do_complex_constraint): Replace do_da_constraint with assert.
303 (struct equiv_class_label): New.
304 (pointer_equiv_class_table): Ditto.
305 (location_equiv_class_table): Ditto.
306 (equiv_class_label_hash): Ditto.
307 (equiv_class_label_eq): Ditto
308 (equiv_class_lookup): Ditto.
309 (equiv_class_ladd): Ditto.
310 (pointer_equiv_class): Ditto.
311 (location_equiv_class): Ditto.
312 (condense_visit): Rename and rewrite from label_visit to do only
313 SCC related stuff for HU.
314 (label_visit): Do HU work for HU.
315 (perform_var_substitution): Update to do HU and location
317 (free_var_substitution_info): Update to free HU and location
318 equivalence structures. */
319 (find_equivalent_node): Update for pointer but not location
321 (unite_pointer_equivalences): New function.
322 (move_complex_constraints): Rewrite to only do moving.
323 (rewrite_constraints): Split out of move_complex_constraints.
324 (solve_graph): Use graph->size.
325 (process_constraint_1): Add from_call argument, use it.
326 Split *a = &b into two constraints.
327 (process_constraint): Use new process_constraint_1.
328 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
329 (get_constraint_for): Handle non-pointer integers properly.
330 Remove code that used to handle structures.
331 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
332 with unknown addends.
333 (handle_rhs_call): New function.
334 (find_func_aliases): Use handle_rhs_call.
335 (set_uids_in_ptset): Add an assert.
336 (set_used_smts): Fix bug in not considering unified vars.
337 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
338 (compute_points_to_sets): Update for other function changes.
339 (delete_points_to_sets): Ditto.
340 (ipa_pta_execute): Ditto.
341 (pass_ipa_pta): We need to update SSA after ipa_pta.
343 2007-08-19 Jan Hubicka <jh@suse.cz>
345 * i386.md: Replace "rim" and "mri" constraints by "g".
347 2007-08-19 Joseph Myers <joseph@codesourcery.com>
349 * dwarf2out.c (text_section_used, cold_text_section_used,
350 cold_text_section, dwarf2out_note_section_used): New.
351 (dwarf2out_init): Initialize cold_text_section.
352 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
353 dwarf2out_note_section_used.
354 (size_of_aranges): Only count entry for text section if it was
355 used. Count entry for cold text section if it was used.
356 (output_aranges): Only output entries for text section and cold
357 text section if they were used.
359 2007-08-19 Andrew Pinski <pinskia@gmail.com>
361 * tree-pretty-print.c (debug_generic_expr): Add a comment about
363 (debug_generic_stmt): Likewise.
364 (debug_tree_chain): Likewise.
366 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
368 * tree-data-refs.c (split_constant_offset): Expose.
369 * tree-data-refs.h (split_constant_offset): Add declaration.
371 * tree-vectorizer.h (dr_alignment_support): Renamed
372 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
373 Added a new value dr_explicit_realign.
374 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
375 dr_offset, dr_step, and dr_aligned_to, along with new access
376 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
377 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
378 STMT_VINFO_DR_ALIGNED_TO.
380 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
382 In case of outer-loop vectorization with non-fixed misalignment - use
383 the dr_explicit_realign scheme instead of the optimized realignment
385 (new_stmt_vec_info): Initialize new fields.
387 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
388 'nested_in_vect_loop' case. Change verbosity level.
389 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
390 Don't fail on zero step in the outer-loop for loads.
391 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
392 offset and init relative to the outer-loop.
394 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
395 BSI function argument with a new function argument - at_loop.
396 Simplify the condition that determines STEP. Takes additional argument
397 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
398 case), including zero step in the outer-loop. Call
399 vect_create_addr_base_for_vector_ref with additional argument.
400 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
401 Updated function documentation. Handle the 'nested_in_vect_loop' case.
402 Fixed and simplified calculation of step.
403 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
404 of bsi, and with additional argument. Call bump_vector_ptr with
405 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
406 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
407 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
408 when the realignment setup needs to take place inside the loop. Support
409 the dr_explicit_realign scheme. Allow generating the optimized
410 realignment scheme for outer-loop vectorization. Added documentation.
411 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
412 'nested_in_vect_loop' case, including loads that are invariant in the
413 outer-loop and the realignment schemes. Handle the case when the
414 realignment setup needs to take place inside the loop. Call
415 vect_setup_realignment with additional arguments. Call
416 vect_create_data_ref_ptr with additional argument and with loop instead
417 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
418 (vect_gen_niters_for_prolog_loop): Call
419 vect_create_addr_base_for_vector_ref with additional arguments.
420 (vect_create_cond_for_align_checks): Likewise.
421 (bump_vector_ptr): Updated to support the new dr_explicit_realign
422 scheme: takes additional argument bump; argument ptr_incr is now
423 optional; updated documentation.
424 (vect_init_vector): Takes additional argument (bsi). Use it, if
425 available, to insert the vector initialization.
426 (get_initial_def_for_induction): Pass additional argument in call to
428 (vect_get_vec_def_for_operand): Likewise.
429 (vect_setup_realignment): Likewise.
430 (vectorizable_load): Likewise.
432 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
434 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
435 as argument instead of struct loop.
436 (nested_in_vect_loop_p): New function.
437 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
439 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
440 from other phis in the loop.
441 (destroy_loop_vec_info): Add additional argument to declaration.
443 * tree-vectorizer.c (supportable_widening_operation): Also check if
444 nested_in_vect_loop_p (don't allow changing the order in this case).
445 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
446 of struct loop. Call nested_in_vect_loop_p and don't require
447 flag_unsafe_math_optimizations if it returns true.
448 (new_stmt_vec_info): When setting def_type for phis differentiate
449 loop-header phis from other phis.
450 (bb_in_loop_p): New function.
451 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
452 update their loop_vinfo. Order of BB traversal now matters - call
453 dfs_enumerate_from with bb_in_loop_p.
454 (destroy_loop_vec_info): Takes additional argument to control whether
455 stmt_vinfo of the loop stmts should be destroyed as well.
456 (vect_is_simple_reduction): Allow the "non-reduction" use of a
457 reduction stmt to be defines by a non loop-header phi.
458 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
460 * tree-vect-transform.c (vectorizable_reduction): Call
461 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
462 (vectorizable_call): Likewise.
463 (vectorizable_conversion): Likewise.
464 (vectorizable_operation): Likewise.
465 (vectorizable_type_promotion): Likewise.
466 (vectorizable_type_demotion): Likewise.
467 (vectorizable_store): Likewise.
468 (vectorizable_live_operation): Likewise.
469 (vectorizable_reduction): Likewise. Also pass loop_info to
470 vect_is_simple_reduction instead of loop.
471 (vect_init_vector): Call nested_in_vect_loop_p.
472 (get_initial_def_for_reduction): Likewise.
473 (vect_create_epilog_for_reduction): Likewise.
474 (vect_init_vector): Check which loop to work with, in case there's an
476 (get_initial_def_for_inducion): Extend to handle outer-loop
477 vectorization. Fix indentation.
478 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
479 In the case vect_induction_def get the vector def from the induction
480 phi node, instead of calling get_initial_def_for_inducion.
481 (get_initial_def_for_reduction): Extend to handle outer-loop
483 (vect_create_epilog_for_reduction): Extend to handle outer-loop
485 (vect_transform_loop): Change assert to just skip this case. Add a
487 (vect_finish_stmt_generation): Add a couple asserts.
489 (vect_estimate_min_profitable_iters): Multiply
490 cost of inner-loop stmts (in outer-loop vectorization) by estimated
492 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
493 this is an inner-loop reduction in outer-loop vectorization.
495 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
496 Same code as what used to be vect_analyze_scalar_cycles, only with
497 additional argument loop, and loop_info passed to
498 vect_is_simple_reduction instead of loop.
499 (vect_analyze_scalar_cycles): Code factored out into
500 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
501 Updated documentation.
502 (analyze_operations): Check for inner-loop loop-closed exit-phis during
503 outer-loop vectorization that are live or not used in the outerloop,
504 cause this requires special handling.
505 (vect_enhance_data_refs_alignment): Don't consider versioning for
507 (vect_analyze_data_refs): Check that there are no datarefs in the
509 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
510 and vect_used_in_outer_by_reduction cases.
511 (process_use): Also consider the case of outer-loop stmt defining an
512 inner-loop stmt and vice versa.
513 (vect_analyze_loop_1): New function.
514 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
515 loops. Call vect_analyze_loop_1.
516 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
517 been vectorized. Call destroy_loop_vec_info with additional argument.
519 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
520 in the inner-loop when doing outer-loop vectorization. Add
521 documentation and printout.
522 (vect_recog_dot_prod_pattern): Likewise. Also add check for
523 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
525 2007-08-18 Andrew Pinski <pinskia@gmail.com>
527 * tree-affine.h (print_aff): New prototype.
528 (debug_aff): Likewise.
529 * tree-affine.c (print_aff): New function.
530 (debug_aff): Likewise.
532 2007-08-18 Paul Brook <paul@codesourcery.com>
533 Joseph Myers <joseph@codesourcery.com>
535 * common.opt (-fdebug-prefix-map=): New option.
536 * opts.c: Include debug.h.
537 (common_handle_option): Handle -fdebug-prefix-map.
538 * final.c: Include ggc.h.
539 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
540 remap_debug_filename): New.
541 * Makefile.in (final.o, opts.o): Update dependencies.
542 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
543 * configure.ac: Check for assembler --debug-prefix-map support.
544 * configure, config.in: Regenerate.
545 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
546 (ASM_DEBUG_SPEC): Include ASM_MAP.
547 * doc/install.texi (--with-debug-prefix-map): Document.
548 * doc/invoke.texi (-fdebug-prefix-map): Document.
549 * dbxout.c (dbxout_init, dbxout_start_source_file,
550 dbxout_source_file): Call remap_debug_filename.
551 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
552 dwarf2out_start_source_file, dwarf2out_finish): Call
553 remap_debug_filename.
554 (file_table_relative_p): Do not check d->emitted_number.
555 * toplev.c (output_file_directive): Call remap_debug_filename.
556 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
557 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
559 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * loop-invariant.c (find_invariants_to_move): Add missing macro
564 2007-08-17 Tom Tromey <tromey@redhat.com>
566 * tree.h (struct tree_label_decl): Removed old "java" fields.
568 2007-08-17 Richard Sandiford <richard@codesourcery.com>
569 Nigel Stephens <nigel@mips.com>
571 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
572 Treat -mno-data-in-code and -mcode-xonly as aliases for
573 -mcode-readable=no and -mcode-readable=pcrel respectively.
574 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
575 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
576 (MULTILIB_DIRNAMES): Update accordingly.
578 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
580 * Makefile.in (version.o): Depend on $(REVISION) only if
581 REVISION_s is defined.
583 2007-08-17 Sa Liu <saliu@de.ibm.com>
584 Ulrich Weigand <uweigand@de.ibm.com>
587 * tree.c (reconstruct_complex_type): For a pointer to a vector,
588 use build_qualified_type to retain qualifiers of the base type.
590 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
592 * config/score/score.md : Update pattern tablejump.
593 * config/score/score.c : Update score_initialize_trampoline
595 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
596 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
597 * doc/contrib.texi: Add my entry.
599 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
601 * Makefile.in (REVISION): New.
604 (version.o): Also depend on $(REVISION). Add
605 -DREVISION=$(REVISION_s).
607 * version.c (version_string): Add REVISION.
609 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
611 * tree-eh.c (lower_try_finally_onedest): Reset the locus
612 of GOTO that's relocated to a different block.
614 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
616 * c-common.c (const_strip_array_types): New.
617 * c-common.h (lang_missing_noreturn_ok_p): Delete.
618 (const_strip_array_types): New.
619 * c-objc-common.c (c_disregard_inline_limits,
620 c_warn_unused_global_decl): Constify.
621 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
622 c_vla_type_p, c_incomplete_type_error): Likewise.
623 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
624 * hooks.c (hook_bool_const_tree_false): New.
625 * hooks.h (hook_bool_const_tree_false): Likewise.
626 * langhooks-def.h (lhd_warn_unused_global_decl,
627 lhd_incomplete_type_error, lhd_expr_size,
628 lhd_tree_inlining_disregard_inline_limits,
629 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
630 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
631 * langhooks.c (lhd_warn_unused_global_decl,
632 lhd_incomplete_type_error,
633 lhd_tree_inlining_disregard_inline_limits,
634 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
635 lhd_expr_size): Likewise.
636 * langhooks.h (lang_hooks_for_tree_inlining,
637 lang_hooks_for_tree_dump, lang_hooks_for_types,
638 lang_hooks_for_decls, lang_hooks): Likewise.
639 * pointer-set.c (pointer_set_t, pointer_set_create,
640 pointer_set_contains, insert_aux, pointer_set_insert,
641 pointer_set_traverse, pointer_map_t, pointer_map_create,
642 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
644 * pointer-set.h (pointer_set_contains, pointer_set_insert,
645 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
646 pointer_map_traverse): Likewise.
647 * predict.c (assert_is_empty): Likewise.
648 * tree-affine.c (free_name_expansion): Likewise.
649 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
650 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
651 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
653 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
655 * tree-vectorizer.c (new_loop_vec_info): Initialize new
657 (destroy_loop_vec_info): Add call to VEC_free.
658 * tree-vectorizer.h (may_alias_ddrs): Define.
659 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
660 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
661 Change reporting to dump.
662 (vect_is_duplicate_ddr): New.
663 (vect_mark_for_runtime_alias_test): New.
664 (vect_analyze_data_ref_dependences) Add call to
665 vect_mark_for_runtime_alias_test.
666 (vect_enhance_data_refs_alignment): Define local variable
667 vect_versioning_for_alias_required, don't perform
668 peeling for alignment if versioning for alias is
670 (vect_enhance_data_refs_alignment): Use
671 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
672 PARAM_VECT_MAX_VERSION_CHECKS.
673 * tree-vect-transform.c
674 (vect_create_cond_for_alias_checks): New.
675 (vect_transform_loop): Add call to
676 vect_create_cond_for_alias_checks.
677 (vect_vfa_segment_size): New.
678 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
680 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
681 * gcc/doc/invoke.texi
682 (vect-max-version-for-alignment-checks): Document.
683 (vect-max-version-for-alias-checks): Document.
684 (vect-max-version-checks): Remove.
686 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
689 the same line as the instruction for all asm dialects.
691 (*rep_movsi_rex64): Ditto.
693 (*rep_movqi_rex64): Ditto.
694 (*rep_stosdi_rex64): Ditto.
695 (*rep_stossi): Ditto.
696 (*rep_stossi_rex64): Ditto.
697 (*rep_stosqi): Ditto.
698 (*rep_stosqi_rex64): Ditto.
699 (*cmpstrnqi_nz_1): Ditto.
700 (*cmpstrnqi_nz_rex_1): Ditto.
701 (*cmpstrnqi_1): Ditto.
702 (*cmpstrnqi_rex_1): Ditto.
703 (*strlenqi_1): Ditto.
704 (*strlenqi_rex_1): Ditto.
705 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
706 prefix on the same line as the instruction for all asm dialects.
707 (sync_double_compare_and_swap<mode>): Ditto.
708 (*sync_double_compare_and_swapdi_pic): Ditto.
709 (*sync_compare_and_swap_cc<mode>): Ditto.
710 (sync_double_compare_and_swap_cc<mode>): Ditto.
711 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
712 (sync_old_add<mode>): Ditto.
713 (sync_add<mode>): Ditto.
714 (sync_sub<mode>): Ditto.
715 (sync_ior<mode>): Ditto.
716 (sync_and<mode>): Ditto.
717 (sync_xor<mode>): Ditto.
719 2007-08-16 Richard Sandiford <richard@codesourcery.com>
722 * reload.c (find_reloads): Check that the memory returned by
723 find_reloads_toplev was not the result of forcing a constant
725 (find_reloads_toplev): Always use simplify_gen_subreg to get
726 the subreg of a constant. If the result is also a constant,
727 but not a legitimate one, force it into the constant pool
728 and reload its address.
730 2007-08-15 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
735 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
737 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
738 directive for the current vector ABI.
740 2007-08-15 Steve Ellcey <sje@cup.hp.com>
743 * caller-save.c (reg_save_code): Set invalide status on restore code.
745 2007-08-15 Diego Novillo <dnovillo@google.com>
747 * tree-ssa-alias.c (compute_memory_partitions): Use
748 alias_bitmap_obstack to allocate bitmaps.
749 (reset_alias_info): Factor out of init_alias_info.
750 Mark all name tags not associated to an SSA name for renaming.
751 (init_alias_info): Call it.
752 (create_name_tags): Tidy. Add comments.
753 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
755 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
757 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
758 scheduler dependencies.
760 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
762 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
764 (*iorsi_1_zext): Likewise.
765 (*iorsi_1_zext_imm): Likewise.
766 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
767 with "rm"/"xm" constraint.
768 (sse2_vmsqrtv2df2): Likewise.
770 2007-08-15 Jakub Jelinek <jakub@redhat.com>
773 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
776 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
778 * tree-pass.h (PROP_pta): Removed.
779 (TODO_rebuild_alias): New.
780 (pass_may_alias): Removed.
781 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
782 aliasing if we changed something.
783 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
785 (pass_may_alias): Removed.
786 (create_structure_vars): Return TODO_rebuild_alias.
787 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
788 * tree-sra.c (tree_sra): Only rebuild aliasing if something
790 (tree_sra_early): We never affect aliasing right now.
791 * tree-flow.h (compute_may_aliases): New prototype.
792 * passes.c: Remove pass_may_alias from the passes.
793 (execute_function_todo): Support TODO_rebuild_alias.
795 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
797 * i386.c: (legitimize_address): Move dllimported variable check
798 infront of legitimizing pic address of CONST symbols.
800 2007-08-14 Steve Ellcey <sje@cup.hp.com>
802 PR tree-optimization/32941
803 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
804 (goto_queue_cmp): Remove.
805 (find_goto_replacement): Change search method.
806 (maybe_record_in_goto_queue): Add assert.
807 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
808 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
810 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
812 * alias.c (component_uses_parent_alias_set): Constify.
813 * alias.h (component_uses_parent_alias_set): Likewise.
814 * cfgrtl.c (print_rtl_with_bb): Likewise.
815 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
816 mpz_get_double_int): Likewise.
817 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
818 mpz_get_double_int): Likewise.
819 * expr.c (is_aligning_offset, undefined_operand_subword_p,
820 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
822 * expr.h (safe_from_p): Likewise.
823 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
825 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
826 zero_sized_type, goa_lhs_expr_p): Likewise.
827 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
828 * rtl.h (print_rtl_with_bb): Likewise.
829 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
830 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
831 * tree-flow-inline.h (bb_stmt_list): Constify.
832 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
834 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
835 const_first_stmt, const_last_stmt): New.
836 (block_may_fallthru, empty_block_p): Constify.
837 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
838 EXPR_ONLY_BODY): New.
839 (expr_first, expr_last, expr_only): Use macro for body.
840 (const_expr_first, const_expr_last, const_expr_only): New.
841 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
842 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
843 ctsi_prev, ctsi_stmt): New.
844 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
845 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
846 * tree-ssa-loop-niter.c (loop_only_exit_p,
847 derive_constant_upper_bound): Likewise.
848 * tree-ssa-phiopt.c (empty_block_p): Likewise.
849 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
850 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
851 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
852 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
853 * tree.c (get_type_static_bounds): Likewise.
854 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
855 (get_type_static_bounds): Constify.
857 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
860 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
861 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
862 (*<addsub><mode>3_cc_overflow): New.
863 (*add<mode>3_cconly_overflow): New.
864 (*sub<mode>3_cconly_overflow): New.
865 (*<addsub>si3_zext_cc_overflow): New.
866 * config/i386/predicates.md (fcmov_comparison_operator): Accept
867 CCCmode for LTU, GTU, LEU and GEU.
868 (ix86_comparison_operator): Likewise.
869 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
870 * config/i386/i386.c (put_condition_code): Support CCCmode.
871 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
872 or MINUS expressions.
874 2007-08-14 Andrew Pinski <pinskia@gmail.com>
877 * c-typeck.c (build_binary_op): Disallow vector float types with
878 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
880 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
882 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
883 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
884 (dep_def): New typedef.
885 (init_dep_1, sd_debug_dep): Declare functions.
886 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
887 (debug_dep_links): Remove.
888 (struct _deps_list): New field 'n_links'.
889 (DEPS_LIST_N_LINKS): New macro.
890 (FOR_EACH_DEP_LINK): Remove.
891 (create_deps_list, free_deps_list, delete_deps_list): Remove
893 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
894 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
895 (copy_deps_list_change_con, move_dep_link): Ditto.
896 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
897 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
899 (INSN_BACK_DEPS): Remove.
900 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
902 (INSN_DEP_COUNT): Remove.
903 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
904 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
905 Declare global variables.
906 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
907 (add_forw_dep, compute_forward_dependences): Remove declarations.
908 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
909 (add_back_forw_dep, delete_back_forw_dep): Ditto.
910 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
912 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
914 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
915 (sd_list_types_def): New typedef.
916 (sd_next_list): Declare function.
917 (struct _sd_iterator): New type.
918 (sd_iterator_def): New typedef.
919 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
921 (FOR_EACH_DEP): New cycle wrapper.
922 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
924 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
925 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
928 * sched-deps.c (init_dep_1): Make global.
929 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
931 (dump_dep): New static function.
932 (dump_dep_flags): New static variable.
933 (sd_debug_dep): New function.
934 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
936 (move_dep_link): Use remove_from_deps_list (), instead of
938 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
939 (dep_link_is_detached_p): New static function.
940 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
942 (dn_pool, dl_pool): New alloc_pools.
943 (dn_pool_diff, dl_pool_diff): New static variables.
944 (create_dep_node, delete_dep_node): New static function.
945 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
946 (deps_list_empty_p): Make it static. Use 'n_links' field.
947 (deps_pools_are_empty_p): New static function.
948 (alloc_deps_list, delete_deps_list): Remove.
949 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
950 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
951 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
952 (forward_dependency_cache): Remove.
953 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
954 'back' from the names. Change signature to use dep_t instead of
956 (add_back_dep): Ditto. Make global.
957 (check_dep_status): Rename to check_dep ().
958 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
960 (sd_finish_insn): Ditto.
961 (sd_find_dep_between_no_cache): New static function.
962 (sd_find_dep_between): New function.
963 (ask_dependency_caches, set_dependency_caches): New static functions.
964 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
965 (add_or_update_dep_1): Separate pieces of functionality into
966 ask_dependency_caches (), update_dependency_caches (),
967 change_spec_dep_to_hard (), update_dep ().
968 (get_back_and_forw_lists): New static function.
969 (sd_add_dep): Separate setting of dependency caches into
970 set_dependency_caches ().
971 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
973 (sd_delete_dep): Ditto.
974 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
975 (dump_lists): New static function.
976 (sd_debug_lists): New debug function.
977 (delete_all_dependences, fixup_sched_groups): Update to use
979 (sched_analyze_2): Create data-speculative dependency only if
980 data-speculation is enabled.
981 (sched_analyze_insn): If insn cannot be speculative, make all its
982 dependencies non-speculative.
983 (sched_analyze): Use sd_init_insn ().
984 (add_forw_dep, compute_forward_dependencies): Remove.
985 (delete_dep_nodes_in_back_deps): New static function.
986 (sched_free_deps): New function.
987 (init_dependency_caches): Init alloc_pools.
988 (extend_depedency_caches): Update after removing of
989 forward_dependency_cache.
990 (free_dependency_caches): Ditto. Free alloc_pools.
991 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
992 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
994 (add_back_forw_dep, delete_back_forw_dep): Ditto.
995 (add_dependence): Use init_dep ().
996 (get_dep_weak_1): New static function.
997 (get_dep_weak): Move logic to get_dep_weak_1 ().
998 (dump_ds): New static function moved from haifa-sched.c:
999 debug_spec_status ().
1000 (debug_ds): New debug function.
1001 (check_dep_status): Rename to check_dep (). Update to check whole
1004 * haifa-sched.c (spec_info): Make global.
1005 (added_recovery_block_p): Rename to
1006 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
1007 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
1008 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
1009 to use new interfaces.
1010 (ok_for_early_queue_removal): Ditto.
1011 (schedule_block): Initialize logical uids of insns emitted by the
1013 (sched_init): Initialize new variable.
1014 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1016 (extend_global): Initialize insn data.
1017 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
1018 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
1020 (add_to_speculative_block): Update to use new interfaces.
1021 (create_recovery_block): Set new variables.
1022 (create_check_block_twin, fix_recovery_deps): Update to use new
1024 (sched_insn_is_legitimate_for_speculation_p): New function.
1025 (speculate_insn): Move checking logic to
1026 sched_insn_is_legitimate_for_speculation_p ().
1027 (sched_remove_insn): Finalize sched-deps information of instruction.
1028 (clear_priorities, add_jump_dependencies): Update to use new
1030 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
1032 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
1033 to use new interfaces.
1034 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
1035 (new_ready): Try to use control speculation only if it is available.
1036 (add_branch_dependences): Update to use new interfaces.
1037 (compute_block_backward_dependences): Rename to
1038 compute_block_dependences (). Call
1039 targetm.sched.dependencies_evaluation_hook ().
1040 (free_block_dependencies): New static function.
1041 (debug_dependencies): Update to use new interfaces.
1042 (schedule_region): Remove separate computation of forward dependencies.
1043 Move call of targetm.sched.dependencies_evaluation_hook () to
1044 compute_block_dependences (). Free dependencies at the end of
1045 scheduling the region.
1047 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
1049 (add_deps_for_risky_insns): Ditto.
1050 (schedule_ebb): Remove separate computation of forward dependencies.
1051 Free dependencies at the end of scheduling the ebb.
1053 * ddg.c (create_ddg_dependence): Update to use new interfaces.
1054 (build_intra_loop_deps): Ditto. Remove separate computation of forward
1055 dependencies. Free sched-deps dependencies.
1057 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
1058 to use new interfaces.
1059 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
1061 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
1063 (is_costly_group): Ditto.
1065 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1067 * alias.c (rtx_equal_for_memref_p): Constify.
1068 * basic-block.h (const_edge, const_basic_block): New.
1069 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
1070 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
1071 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
1072 probably_never_executed_bb_p, edge_probability_reliable_p,
1073 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
1074 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
1076 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
1077 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
1079 * cfganal.c (flow_active_insn_p, forwarder_block_p,
1080 flow_nodes_print, dfs_enumerate_from): Likewise.
1081 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
1082 control_flow_insn_p, count_basic_blocks): Likewise.
1083 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
1084 get_loop_body_with_size, loop_exit_edge_p): Likewise.
1085 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
1086 average_num_loop_insns, loop_exit_edge_p,
1087 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
1088 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
1089 average_num_loop_insns, seq_cost): Likewise.
1090 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
1091 * dominance.c (dominated_by_p): Likewise.
1092 * emit-rtl.c (validate_subreg): Likewise.
1093 * except.c (can_throw_internal, can_throw_external): Likewise.
1094 * except.h (can_throw_internal, can_throw_external): Likewise.
1095 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
1096 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
1097 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
1098 simple_mem, store_ops_ok, load_kills_store, find_loads,
1099 store_killed_in_insn, store_killed_after, store_killed_before,
1100 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
1102 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
1103 noce_mem_write_may_trap_or_fault_p): Likewise.
1104 * pointer-set.c (pointer_set_contains, pointer_map_contains):
1106 * pointer-set.h (pointer_set_contains, pointer_map_contains):
1108 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
1109 probably_cold_bb_p, probably_never_executed_bb_p,
1110 edge_probability_reliable_p, br_prob_note_reliable_p,
1111 can_predict_insn_p): Likewise.
1112 * regclass.c (reg_set_to_hard_reg_set): Likewise.
1113 * resource.c (return_insn_p): Likewise.
1114 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
1116 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
1117 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
1118 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
1119 verify_gimple_modify_stmt): Likewise.
1120 * tree-chrec.c (is_not_constant_evolution,
1121 is_multivariate_chrec_rec, is_multivariate_chrec,
1122 chrec_contains_symbols, chrec_contains_undetermined,
1123 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
1124 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
1125 eq_evolutions_p, scev_direction): Likewise.
1126 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
1127 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
1128 chrec_contains_symbols_defined_in_loop,
1129 chrec_contains_undetermined, tree_contains_chrecs,
1130 evolution_function_is_affine_multivariate_p,
1131 evolution_function_is_univariate_p, chrec_zerop,
1132 evolution_function_is_constant_p, evolution_function_is_affine_p,
1133 evolution_function_is_affine_or_constant_p,
1134 tree_does_not_contain_chrecs, chrec_type): Likewise.
1135 * tree-data-ref.c (tree_fold_divides_p,
1136 object_address_invariant_in_loop_p, dr_may_alias_p,
1137 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
1138 same_access_functions, constant_access_functions,
1139 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
1141 * tree-flow.h (scev_direction): Likewise.
1142 * tree-gimple.c (is_gimple_stmt): Likewise.
1143 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
1145 * tree-pretty-print.c (op_prio): Likewise.
1146 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1147 analyzable_condition, backedge_phi_arg_p): Likewise.
1148 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1149 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1150 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1153 2007-08-13 Dan Hipschman <dsh@google.com>
1156 * c-format.c (check_format_arg): Move check for zero-length
1157 format strings below the check for unterminated strings.
1159 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1162 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1165 2007-08-13 Nick Clifton <nickc@redhat.com>
1167 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1169 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1172 * c-format.c (gcc_gfc_length_specs): New array.
1173 (gcc_gfc_char_table): Add unsigned specifier, and references to
1174 the l length modifier.
1175 (format_types_orig): Use the new gcc_gfc_length_specs.
1177 2007-08-12 Sa Liu <saliu@de.ibm.com>
1179 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1180 and with REG_RETVAL note after split.
1182 2007-08-11 David Daney <ddaney@avtrex.com>
1184 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1185 as ATTRIBUTE_UNUSED.
1187 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1188 Segher Boessenkool <segher@kernel.crashing.org>
1190 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1191 HAVE_LOCAL_CPU_DETECT not defined.
1193 2007-08-11 Jan Hubicka <jh@suse.cz>
1195 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1196 (cgraph_process_new_functions): Honor previous value of
1197 disregard_inline_limits.
1198 * ipa-inline.c (compute_inline_parameters): Likewise.
1200 2007-08-11 Ian Lance Taylor <iant@google.com>
1202 * alias.h (alias_set_type): Define new type.
1203 (ALIAS_SET_MEMORY_BARRIER): Use it.
1204 * rtl.h: Include alias.h.
1205 (struct mem_attrs): Use alias_set_type.
1206 * tree.h: Include alias.h
1207 (struct tree_type): Use alias_set_type.
1208 (struct tree_struct_field_tag): Likewise.
1209 (struct tree_decl_common): Likewise.
1210 * alias.c (struct alias_set_entry): Use alias_set_type.
1211 (get_alias_set_entry, alias_set_subset_of): Likewise.
1212 (alias_sets_conflict_p): Likewise.
1213 (alias_sets_must_conflict_p): Likewise.
1214 (objects_must_conflict_p): Likewise.
1215 (get_alias_set, new_alias_set): Likewise.
1216 (record_alias_subset, record_component_aliases): Likewise.
1217 (varargs_set, frame_set): Change to alias_set_type.
1218 (get_varargs_alias_set): Use alias_set_type.
1219 (get_frame_alias_set): Likewise.
1220 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1221 * dse.c (struct store_info): Use alias_set_type.
1222 (struct read_info, struct clear_alias_mode_holder): Likewise.
1223 (clear_alias_set_lookup, canon_address): Likewise.
1224 (record_store, check_mem_read_rtx): Likewise.
1225 (dse_record_singleton_alias_set): Likewise.
1226 (dse_invalidate_singleton_alias_set): Likewise.
1227 * emit-rtl.c (get_mem_attrs): Likewise.
1228 (set_mem_attributes_minus_bitpos): Likewise.
1229 (set_mem_alias_set): Likewise.
1230 * expr.c (store_constructor_field, store_field): Likewise.
1231 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1232 * langhooks.c (lhd_get_alias_set): Likewise.
1233 * langhooks-def.h (lhd_get_alias_set): Likewise.
1234 * reload1.c (alter_reg): Likewise.
1235 * tree-flow.h (struct fieldoff): Likewise.
1236 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1237 (may_alias_p, get_smt_for, create_sft): Likewise.
1238 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1239 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1240 (merge_smts_into): Likewise.
1241 * varasm.c (const_alias_set): Likewise.
1242 * c-common.c (strict_aliasing_warning): Likewise.
1243 (c_common_get_alias_set): Likewise.
1244 * dse.h (dse_record_singleton_alias_set): Update declaration.
1245 (dse_invalidate_singleton_alias_set): Likewise.
1246 * emit-rtl.h (set_mem_alias_set): Likewise.
1247 * c-common.h (c_common_get_alias_set): Likewise.
1248 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1249 * print-tree.c (print_node): Likewise.
1250 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1252 (alpha_setup_incoming_varargs): Use alias_set_type.
1253 * config/i386/i386.c (setup_incoming_varargs_64): Use
1255 (setup_incoming_varargs_ms_64): Likewise.
1256 (ix86_GOT_alias_set): Likewise.
1257 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1258 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1259 (set): Change to alias_set_type.
1260 (get_TOC_alias_set): Use alias_set_type.
1261 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1263 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1264 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1266 (struct_value_alias_set): Likewise.
1267 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1269 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1271 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1272 * config/vxworks.h (TARGET_VXWORKS): Override.
1273 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1274 "mips" if TARGET_VXWORKS.
1276 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1278 * calls.c (avoid_likely_spilled_reg): New function.
1279 (expand_call): Use it.
1281 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1283 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1285 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1287 * config/mips/predicates.md (const_call_insn_operand): Invoke
1288 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1290 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1293 * config/rs6000/driver-rs6000.c: Include link.h.
1294 Use ElfW instead of wordsize-specif typedef.
1296 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1298 * system.h (CONST_CAST): New.
1299 * c-decl.c (c_make_fname_decl): Use it.
1300 * c-lex.c (cb_ident, lex_string): Likewise.
1301 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1302 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1303 give_switch, set_multilib_dir): Likewise.
1304 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1305 * passes.c (execute_one_pass): Likewise.
1306 * prefix.c (update_path): Likewise.
1307 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1308 * tree.c (build_string): Likewise.
1310 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1312 * tree-flow-inline.h (is_exec_stmt): Remove.
1313 (is_label_stmt): Remove.
1314 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1317 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1319 * lower-subreg.c (resolve_shift_zext): Don't adjust
1320 src_reg_num for wordmode operands.
1322 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1323 David Ung <davidu@mips.com>
1325 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1326 (TARGET_SCHED_REORDER2): Define.
1327 (mips_maybe_swap_ready): New.
1328 (mips_last_74k_agen_insn): New.
1329 (mips_74k_agen_init): New.
1330 (mips_74k_agen_reorder): New function to group loads and stores
1332 (mips_sched_init): New.
1333 (mips_sched_reorder): Don't do initialization here. Call
1334 mips_74k_agen_reorder.
1335 (mips_variable_issue): Call mips_74k_agen_init.
1337 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1339 * tree-flow-inline.h (get_filename): Remove.
1341 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1343 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1345 (mips_fetch_insns): Delete in favor of...
1346 (mips_load_store_insns): ...this new function.
1347 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1348 to say whether multiword moves _might_ be split.
1349 (mips_fetch_insns): Delete in favor of...
1350 (mips_load_store_insns): ...this new function.
1351 (mips_rtx_costs): Update the call to mips_address_insns.
1352 (mips_address_cost): Likewise.
1353 * config/mips/mips.md (length): Use mips_load_store_insns instead
1354 of mips_fetch_insns.
1355 * config/mips/constraints.md (R): Use mips_address_insns rather
1356 than mips_fetch_insns. Assume that the move never needs to be split.
1358 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1360 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1361 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1362 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1363 * config/mips/mips.h (mips16_hard_float): Delete.
1364 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1365 definitions, and replace with....
1366 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1367 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1368 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1369 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1370 (override_options): Replace MASK_SOFT_FLOAT references with
1371 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1372 and mips16_hard_float when TARGET_MIPS16.
1374 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1377 * c-typeck.c (build_binary_op): Check for non pointer types before
1378 calling int_fits_type_p.
1380 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1383 * fold-const.c (omit_one_operand): Return only the ommitted expression
1384 if the result is an empty statement.
1385 (pedantic_omit_one_operand): Likewise.
1387 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1389 * c-typeck.c (readonly_error): Improve error for assignment.
1391 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1393 (pp_c_expression): Ditto.
1395 2007-08-09 Simon Baldwin <simonb@google.com>
1397 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1398 break that was preventing simplify_associative_operation() for xor.
1400 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1401 Nigel Stephens <nigel@mips.com>
1403 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1404 Document change in interpretation of value from boolean to
1406 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1407 ffs and ctz using clz.
1408 (expand_unop): Call them.
1409 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1411 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1412 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1413 enable the new ffs expansion on this target.
1415 2007-08-09 Jan Hubicka <jh@suse.cz>
1417 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1418 (expand_ternary_op): Likewise.
1419 (expand_vec_shift_expr): Likewise.
1420 (expand_binop_directly): Likewise.
1421 (expand_binop): Likewise.
1422 (sign_expand_binop): Likewise.
1423 (expand_twoval_unop): Likewise.
1424 (expand_twoval_binop): Likewise.
1425 (expand_twoval_binop_libfunc): Likewise.
1426 (widen_clz): Likewise.
1427 (widen_bswap): Likewise.
1428 (expand_parity): Likewise.
1429 (expand_unop): Likewise.
1430 (expand_abs_nojump): Likewise.
1431 (expand_copysign): Likewise.
1432 (emit_no_conflict_block): Likewise.
1433 (emit_libcall_block): Likewise.
1434 (can_compare_p): Likewise.
1435 (prepare_cmp_insn): Likewise.
1436 (emit_cmp_and_jump_insn_1): Likewise.
1437 (prepare_float_lib_cmp): Likewise.
1438 (emit_conditional_add): Likewise.
1439 (gen_add2_insn): Likewise.
1440 (have_add2_insn): Likewise.
1441 (gen_sub2_insn): Likewise.
1442 (have_sub2_insn): Likewise.
1443 (can_extend_p): Likewise.
1444 (can_fix_p): Likewise.
1445 (can_float_p): Likewise.
1446 (expand_float): Likewise.
1447 (expand_fix): Likewise.
1448 (expand_sfix_optab): Likewise.
1449 (new_optab): Likewise.
1450 (new_convert_optab): Likewise.
1451 (init_libfuncs): Likewise.
1452 (init_interclass_conv_libfuncs): Likewise.
1453 (init_intraclass_conv_libfuncs): Likewise.
1454 (set_conv_libfunc): Likewise.
1455 (init_optabs): Likewise.
1456 (debug_optab_libfuncs): Likewise.
1457 (gen_cond_trap): Likewise.
1458 * optabs.h (optab_handler, convert_optab_hanlder): New.
1459 * genopinit.c: Update optabs generation table.
1460 * reload.c (find_reloads_address_1): Use optabs accestors.
1461 * builtins.c (expand_builtin_mathfn): Likewise.
1462 (expand_builtin_mathfn_2): Likewise.
1463 (expand_builtin_mathfn_3): Likewise.
1464 (expand_builtin_interclass_mathfn): Likewise.
1465 (expand_builtin_sincos): Likewise.
1466 (expand_builtin_cexpi): Likewise.
1467 (expand_builtin_powi): Likewise.
1468 (expand_builtin_strlen): Likewise.
1469 * dojump.c (do_jump): Likewise.
1470 * expr.c (convert_move): Likewise.
1471 (move_by_pieces): Likewise.
1472 (move_by_pieces_ninsns): Likewise.
1473 (can_store_by_pieces): Likewise.
1474 (store_by_pieces_1): Likewise.
1475 (emit_move_via_integer): Likewise.
1476 (emit_move_complex): Likewise.
1477 (emit_move_ccmode): Likewise.
1478 (emit_move_insn_1): Likewise.
1479 (emit_single_push_insn): Likewise.
1480 (store_constructor): Likewise.
1481 (expand_expr_real_1): Likewise.
1482 (do_store_flag): Likewise.
1483 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1484 (enumerate_modes): Likewise.
1485 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1486 (supportable_widening_operation): Likewise.
1487 (supportable_narrowing_operation): Likewise.
1488 * expmed.c (store_bit_field_1): Likewise.
1489 (extract_bit_field_1): Likewise.
1490 (expand_mult_highpart_optab): Likewise.
1491 (expand_smod_pow2): Likewise.
1492 (expand_divmod): Likewise.
1493 (emit_store_flag): Likewise.
1494 * tree-vect-patterns.c
1495 (vect_pattern_recog_1): Likewise.
1496 * tree-ssa-loop-prefetch.c
1497 (nontemporal_store_p): Likewise.
1498 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1499 (vect_create_epilog_for_reduction): Likewise.
1500 (vectorizable_reduction): Likewise.
1501 (vectorizable_operation): Likewise.
1502 (vect_strided_store_supported): Likewise.
1503 (vectorizable_store): Likewise.
1504 (vect_strided_load_supported): Likewise.
1505 (vectorizable_load): Likewise.
1506 * combine.c (simplify_comparison): Likewise.
1507 * tree-vect-generic.c
1508 (type_for_widest_vector_mode): Likewise.
1509 (expand_vector_operations_1): Likewise.
1510 * config/spu/spu.c (spu_expand_mov): Likewise.
1511 (spu_emit_vector_compare): Likewise.
1512 * config/rs6000/rs6000.c
1513 (rs6000_emit_vector_compare): Likewise.
1514 * stmt.c (add_case_node): Likewise.
1515 * reload1.c (gen_reload):
1517 2007-08-09 Michael Matz <matz@suse.de>
1519 * tree.h (fixed_zerop): Declare as taking a const_tree.
1520 * tree.c (fixed_zerop): Take a const_tree.
1522 2007-08-09 Ira Rosen <irar@il.ibm.com>
1524 * tree-vect-transform.c (vectorizable_store): Remove call to
1525 copy_virtual_operands() and call mark_symbols_for_renaming() for
1526 the created vector store.
1527 (vect_setup_realignment): Don't call copy_virtual_operands() and
1528 update_vuses_to_preheader().
1529 (vectorizable_load): Don't call copy_virtual_operands().
1530 (update_vuses_to_preheader): Remove.
1532 2007-08-08 Chao-ying Fu <fu@mips.com>
1534 * tree.def (FIXED_POINT_TYPE): New type.
1535 (FIXED_CST): New constant.
1536 (FIXED_CONVERT_EXPR): New expr.
1537 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1538 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1539 * tree.h (struct tree_base): Add saturating_flag.
1540 Remove one bit of spare for saturating_flag.
1541 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1542 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1543 FIXED_POINT_TYPE_P): Define.
1544 (TYPE_SATURATING): Define.
1545 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1546 (struct tree_fixed_cst): New.
1547 (TYPE_IBIT, TYPE_FBIT): Define.
1548 (tree_node): Add fixed_cst.
1549 (enum tree_index): Add new enumeration values of
1550 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1551 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1552 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1553 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1554 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1555 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1556 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1557 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1558 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1559 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1560 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1561 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1562 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1563 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1564 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1565 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1566 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1567 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1568 (sat_short_fract_type_node, sat_fract_type_node,
1569 sat_long_fract_type_node, sat_long_long_fract_type_node,
1570 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1571 sat_unsigned_long_fract_type_node,
1572 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1573 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1574 unsigned_short_fract_type_node, unsigned_fract_type_node,
1575 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1576 sat_short_accum_type_node, sat_accum_type_node,
1577 sat_long_accum_type_node, sat_long_long_accum_type_node,
1578 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1579 sat_unsigned_long_accum_type_node,
1580 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1581 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1582 unsigned_short_accum_type_node, unsigned_accum_type_node,
1583 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1584 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1585 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1586 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1587 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1588 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1589 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1590 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1591 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1592 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1593 sat_uda_type_node, sat_uta_type_node): New macro.
1594 (make_fract_type, make_accum_type): Declare.
1595 (make_signed_fract_type, make_unsigned_fract_type,
1596 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1597 make_signed_accum_type, make_unsigned_accum_type,
1598 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1599 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1600 make_or_reuse_sat_signed_fract_type,
1601 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1602 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1603 make_or_reuse_sat_unsigned_accum_type): New macro.
1604 (fixed_zerop): Declare.
1605 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1606 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1607 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1608 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1609 * treestruct.def: Add TS_FIXED_CST.
1610 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1612 (tree-dump.o): Likewise.
1613 (print-tree.o): Likewise.
1614 (tree-pretty-print.o): Likewise.
1615 (fold-const.o): Likewise.
1616 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1617 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1618 (is_gimple_min_invariant): Handle FIXED_CST.
1619 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1620 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1621 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1622 (layout_type): Handle FIXED_POINT_TYPE.
1623 (make_fract_type, make_accum_type): New functions.
1624 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1625 * tree-dump.c (fixed-value.h): New include.
1626 (dump_fixed): New function.
1627 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1628 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1629 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1630 * tree-pretty-print.c (fixed-value.h): New include.
1631 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1633 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1634 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1635 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1636 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1637 for non-saturating fixed-point types.
1638 (reassociate_bb): Likewise.
1639 * emit-rtl.c (fixed-value.h): New include.
1640 (fconst0, fconst1): New array.
1641 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1642 * tree-vect-generic.c expand_vector_operation): Support
1643 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1645 (type_for_widest_vector_mode): Add one parameter for the
1647 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1649 Pass the satp parameter to type_for_mode for fixed-point types.
1650 (expand_vector_operations_1): Pass the saturating flag to
1651 type_for_widest_vector_mode.
1652 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1653 and MODE_VECTOR_UACCUM.
1654 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1655 (vectorizable_condition): Likewise.
1656 * tree.c (fixed-value.h): New include.
1657 (tree_code_size): Support FIXED_CST.
1658 (build_fixed): New function.
1659 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1660 (fixed_zerop): New function.
1661 (tree_node_structure): Support FIXED_CST.
1662 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1663 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1664 (type_hash_eq): Handle FIXED_POINT_TYPE.
1665 (simple_cst_equal): Support FIXED_CST.
1666 (iterative_hash_expr): Handle FIXED_CST.
1667 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1668 (get_narrower): Likewise.
1669 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1670 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1671 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1672 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1674 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1675 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1676 (initializer_zerop): Support FIXED_CST.
1677 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1678 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1679 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1680 (is_base_type): Handle FIXED_POINT_TYPE.
1681 (add_type_attribute): Handle FIXED_POINT_TYPE.
1682 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1683 * print-tree.c (fixed-value.h): New include.
1684 (print_node_brief): Support FIXED_CST.
1685 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1686 * c-pretty-print.c (fixed-value.h): New include.
1687 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1688 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1689 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1690 Support fixed-point types for inner items in VECTOR_TYPE.
1691 (pp_c_direct_declarator): Likewise.
1692 (pp_c_declarator): Likewise.
1693 (pp_c_fixed_constant): New function.
1694 (pp_c_constant): Handle FIXED_CST.
1695 (pp_c_primary_expression): Likewise.
1696 (pp_c_expression): Likewise.
1697 * fold-const.c (fixed-value.h): New include.
1698 (negate_expr_p): Return true for FIXED_CST.
1699 (fold_negate_expr): Support FIXED_CST.
1700 (split_tree): Support FIXED_CST.
1701 (const_binop): Support FIXED_CST.
1702 (fold_convert_const_int_from_fixed): New function to convert from
1704 (fold_convert_const_real_from_fixed): New function to convert from
1706 (fold_convert_const_fixed_from_fixed): New function to convert from
1707 fixed to another fixed.
1708 (fold_convert_const_fixed_from_int): New function to convert from
1710 (fold_convert_const_fixed_from_real): New function to convert from
1712 (fold_convert_const): Support conversions from fixed to int, from
1713 fixed to real, from fixed to fixed, from int to fixed, and from real
1715 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1716 (operand_equal_p): Support FIXED_CST.
1717 (make_range): For fixed-point modes, we need to pass the
1718 saturating flag as the 2nd parameter.
1719 (tree_swap_operands_p): Handle FIXED_CST.
1720 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1722 (fold_unary): Support FIXED_CONVERT_EXPR.
1723 (fold_binary): Handle FIXED_CST.
1724 Make sure the type is not saturating, before associating operations.
1725 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1726 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1727 (fold_negate_const): Support FIXED_CST.
1728 (fold_relational_const): Support FIXED_CST.
1729 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1730 (gimplify_expr): Handle FIXED_CST.
1731 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1732 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1733 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1734 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1735 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1736 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1737 LONG_LONG_ACCUM_TYPE_SIZE.
1738 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1739 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1740 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1741 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1742 MODE_ACCUM, and MODE_UACCUM.
1743 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1744 fixed-point types to disable reduction.
1745 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1747 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1749 * config/rs6000/x-rs6000: New file.
1750 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1751 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1752 (EXTRA_SPEC_FUNCTIONS): Define.
1753 (HAVE_LOCAL_CPU_DETECT): Define.
1754 (CC1_CPU_SPEC): Define.
1755 * config/rs6000/driver-rs6000.c: New file.
1756 * config/rs6000/aix.h (CC1_SPEC): Define.
1757 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1758 * config.host: Add x-rs6000 to host_xmake_file if host and target
1759 are rs6000 or powerpc.
1761 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1763 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1765 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1766 Sandra Loosemore <sandra@codesourcery.com>
1767 Chao-ying Fu <fu@mips.com>
1768 Nigel Stephens <nigel@mips.com>
1769 David Ung <davidu@mips.com>
1771 * doc/invoke.texi (-mcode-readable): Document.
1772 * config/mips/mips.opt (mcode-readable): New option.
1773 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1774 * config/mips/mips.h (mips_code_readable_setting): New enum.
1775 (mips_code_readable): Declare.
1776 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1777 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1778 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1779 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1780 boiler-plate comments.
1781 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1782 * config/mips/mips.c (mips_code_readable): New variable.
1783 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1784 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1785 context and -mcode-readable setting to restrict the use of
1786 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1787 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1788 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1789 (mips_blocks_for_constant_p): Only return false for
1790 TARGET_MIPS16_PCREL_LOADS.
1791 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1792 for MIPS16. Handle SYMBOL_32_HIGH.
1793 (mips_const_insns): Allow HIGHs for MIPS16 too.
1794 (mips_unspec_address_offset): New function, split out from...
1795 (mips_unspec_address): ...here.
1796 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1797 16-bit symbolic constants. Assert approropiate conditions for
1798 using the "la" and "dla" macros.
1799 (mips_handle_option): Handle -mcode-readable=.
1800 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1801 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1802 (mips_strip_unspec_address): New function, split out from...
1803 (print_operand_reloc): ...here.
1804 (print_operand): Pass constants through mips_strip_unspec_address.
1805 (print_operand_address): Likewise.
1806 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1807 (mips_select_rtx_section): Remove MIPS16 handling.
1808 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1809 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1810 (mips16_lay_out_constants): Do nothing unless
1811 TARGET_MIPS16_PCREL_LOADS.
1812 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1813 * config/mips/mips.md: Split HIGHs for MIPS16.
1814 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1816 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1818 * config/mips/mips-protos.h (mips_emit_move): Declare.
1819 * config/mips/mips.c (mips_emit_move): New function.
1820 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1821 (mips_legitimize_const_move): Likewise.
1822 (mips_legitimize_move): Likewise.
1823 (mips_split_64bit_move): Likewise.
1824 (mips_restore_gp): Likewise.
1825 (mips_load_call_address): Likewise.
1826 (mips_emit_fcc_reload): Likewise.
1827 (mips_set_return_address): Likewise.
1828 (mips_block_move_straight): Likewise.
1829 (mips_block_move_loop): Likewise.
1830 (mips_setup_incoming_varargs): Likewise.
1831 (mips_save_reg): Likewise.
1832 (mips_expand_prologue): Likewise.
1833 (mips_restore_reg): Likewise.
1834 (mips_expand_epilogue): Likewise.
1835 (mips_output_mi_thunk): Likewise.
1836 (build_mips16_call_stub): Likewise.
1837 (mips_builtin_branch_and_move): Likewise.
1838 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1839 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1840 (fixuns_truncdfdi2): Likewise.
1841 (fixuns_truncsfsi2): Likewise.
1842 (fixuns_truncsfdi2): Likewise.
1843 (loadgp_absolute): Likewise.
1844 (builtin_setjmp_setup): Likewise.
1845 (builtin_longjmp): Likewise.
1846 (untyped_call): Likewise.
1848 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1850 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1851 an "rtx *" argument. Return a bool.
1852 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1853 values and return true if they can be split. Take the same kind of
1854 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1855 and store the lo_sum there if nonnull. Use the symbol type to
1856 determine whether a $gp or HIGH is needed.
1857 (mips_legitimize_address): Update call to mips_split_symbol and
1858 simplify accordingly.
1859 (mips_legitimize_const_move): Likewise.
1860 * config/mips/mips.md: In the combine define_split,
1861 check mips_split_symbol instead of splittable_symbolic_operand.
1862 Update use of mips_split_symbol in the generator code.
1863 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1865 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1867 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1868 (mips_symbol_insns_1): New function, split out from...
1869 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1870 and stores separately from load addresses.
1871 (mips_classify_address): Replace uses of mips_symbolic_address_p
1872 with uses of mips_symbol_insns.
1873 (mips_address_insns): Update calls to mips_symbol_insns.
1874 (mips_const_insns): Likewise.
1875 (mips_legitimize_address): Likewise.
1877 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1879 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1880 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1881 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1882 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1883 non-call contexts if TARGET_MIPS16.
1884 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1885 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1886 code for SYMBOL_ABSOLUTE.
1887 (mips_symbol_insns): Likewise.
1889 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1891 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1892 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1893 (mips_symbolic_constant_p): Likewise. Update the call to
1894 mips_classify_symbol.
1895 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1896 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1897 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1898 (print_operand_reloc): Add a context argument. Update the call to
1899 mips_symbolic_constant_p.
1900 (print_operand): Update the calls to print_operand_reloc.
1901 (print_operand_address): Use print_operand_reloc rather than
1903 (mips_rewrite_small_data_p): Add a context argument. Update the call
1904 to mips_symbolic_constant_p.
1905 (mips_small_data_pattern_1): Make DATA the containing mem.
1906 Update the call to mips_rewrite_small_data_p.
1907 (mips_rewrite_small_data_1): Likewise.
1908 (mips_use_anchors_for_symbol_p): Update the call to
1909 mips_symbolic_constant_p.
1910 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1911 (splittable_symbolic_operand): Likewise.
1912 (move_operand): Likewise.
1913 (absolute_symbolic_operand): Likewise.
1914 (got_disp_operand): Likewise.
1915 (got_page_ofst_operand): Likewise.
1917 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1919 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1920 (SYMBOL_ABSOLUTE): ...this.
1921 (SYMBOL_SMALL_DATA): Rename to...
1922 (SYMBOL_GP_RELATIVE): ...this.
1923 (SYMBOL_CONSTANT_POOL): Rename to...
1924 (SYMBOL_PC_RELATIVE): ...this.
1925 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1926 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1927 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1928 after above changes.
1929 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1930 (general_symbolic_operand): Rename to...
1931 (absolute_symbolic_operand): ...this.
1932 * config/mips/mips.md: Update after above changes.
1934 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1935 Revital Eres <eres@il.ibm.com>
1937 * ddg.c (print_ddg): Add dump information.
1938 * modulo-sched.c (print_node_sched_params): Add parameter and
1940 (calculate_maxii): Remove function.
1941 (undo_generate_reg_moves): Likewise.
1942 (undo_permute_partial_schedule): Likewise.
1943 (kernel_number_of_cycles): Likewise.
1944 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1945 (sms_schedule): Use it. Remove profitability checks.
1946 (sms_schedule_by_order): Fix order of nodes within the cycle.
1948 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1950 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1951 -profile option, add pie support.
1952 (ENDFILE_SPEC): New spec.
1953 * config/gnu.h (LIB_SPEC): Add -profile option.
1955 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1957 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1958 * config/gnu.h (LIB_SPEC): Likewise.
1960 2007-08-07 Yaz Saito <saito@google.com>
1961 Ian Lance Taylor <iant@google.com>
1963 * common.opt (finstrument-functions-exclude-function-list): New
1965 (finstrument-functions-exclude-file-list): New option.
1966 * opts.c (char_p): Define and DEF_VEC.
1967 (flag_instrument_functions_exclude_functions): New static
1969 (flag_instrument_functions_exclude_files): New static variable.
1970 (add_instrument_functions_exclude_list): New static function.
1971 (flag_instrument_functions_exclude_p): New function.
1972 (common_handle_option): Handle new options.
1973 * flags.h (flag_instrument_functions_exclude_p): Declare.
1974 * gimplify.c (gimplify_function_tree): Call
1975 flag_instrument_functions_exclude_p.
1976 * doc/invoke.texi (Option Summary): Mention new options.
1977 (Code Gen Options): Document new options.
1979 2007-08-07 Ian Lance Taylor <iant@google.com>
1981 PR rtl-optimization/32776
1982 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1983 (resolve_use): Likewise.
1984 (decompose_multiword_subregs): Remove "changed" local variable.
1986 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1988 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1989 * configure: Regenerate.
1990 * config.in: Regenerate.
1991 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1994 2007-08-07 Ian Lance Taylor <iant@google.com>
1996 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1997 note, just delete the insn.
1999 2007-08-07 Andreas Schwab <schwab@suse.de>
2002 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
2005 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
2007 * lower-subreg.c (resolve_subreg_use): Remove assertion.
2008 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
2009 (decompose_multiword_subregs): Use the functions above to decompose
2010 multiword shifts and zero-extends.
2012 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
2014 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
2015 "assemble" descriptions which were swapped.
2017 2007-08-06 Chao-ying Fu <fu@mips.com>
2019 * fixed-value.h: New file.
2020 * fixed-value.c: New file.
2021 * Makefile.in (OBJS-common): Add fixed-value.o.
2022 (fixed-value.o): New rule.
2023 (GTFILES): Add fixed-value.h.
2024 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
2025 to compare a.low and b.low.
2026 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
2028 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2029 Daniel Jacobowitz <dan@codesourcery.com>
2032 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
2034 (x86_64-*-netbsd*): Likewise.
2035 (x86_64-*-linux*): Likewise.
2036 (x86_64-*-kfreebsd*-gnu): Likewise.
2037 (x86_64-*-knetbsd*-gnu): Likewise.
2038 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
2040 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
2042 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
2043 Add -fno-asynchronous-unwind-tables.
2045 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
2046 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
2047 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
2048 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
2049 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
2051 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2053 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
2054 (TARGET_C_MODE_FOR_SUFFIX): New.
2056 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2058 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
2060 2007-08-06 Steve Ellcey <sje@cup.hp.com>
2062 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
2064 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
2066 * config/i386/i386.md: Check TARGET_ macros and optimize_size
2067 before checking function returns in conditional expressions.
2069 2007-08-06 Alfred Minarik <a.minarik@aon.at>
2072 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
2074 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2077 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
2078 for INTEGRAL_TYPE_P.
2080 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
2082 * configure.ac: Remove --enable-checking=df from default settings.
2083 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
2084 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
2085 if the parameter is true.
2086 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
2087 DF_VERIFY_SCHEDULED flag is true.
2088 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
2089 (df_finish_pass): Adjust prototype.
2090 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
2093 * see.c (pass_see): Add TODO_df_verify.
2094 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
2095 * global.c (rest_of_handle_global_alloc): Schedule verification
2097 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
2099 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
2100 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
2101 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
2103 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
2104 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
2105 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
2107 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
2108 Revital Eres <eres@il.ibm.com>
2110 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
2112 * ddg.c (create_ddg_dependence): Rename to...
2113 (create_ddg_dep_from_intra_loop_link): This. Do not check
2114 for interloop edges. Do not create anti dependence edge when
2115 a true dependence edge exists in the opposite direction and
2116 -fmodulo-sched-allow-regmoves is set.
2117 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
2118 (add_cross_iteration_register_deps): Create anti dependence edge
2119 when -fno-modulo-sched-allow-regmoves is set.
2120 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
2122 2007-08-04 Richard Sandiford <richard@codesourcery.com>
2124 * config/arm/arm.md (movsi): Add braces.
2126 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2129 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
2130 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
2132 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
2134 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
2136 * cfgloopmanip.c (remove_path, create_preheaders,
2137 force_single_succ_latches, fix_loop_structure): Ditto.
2138 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2139 tree_duplicate_loop_to_header_edge): Ditto.
2140 * cfgloopanal.c (mark_irreducible_loops): Ditto.
2141 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
2143 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
2144 cleanup_tree_cfg): Ditto.
2145 * tree-cfg.c (tree_merge_blocks): Ditto.
2146 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2147 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2148 loop_preheader_edge, single_exit): Ditto.
2149 (flow_loops_find): Do not clear loops->state.
2150 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2151 loops_state_clear): New functions.
2153 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2156 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2157 when adding to the base and convert ELT to sizetype instead of type.
2159 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2162 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2163 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2165 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2168 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2169 correct type the negate expression.
2171 2007-08-03 Jan Hubicka <jh@suse.cz>
2173 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2176 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2178 * config/rs6000/rs6000.c (struct processor_cost): Change
2179 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2180 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2182 (rios1_costs, rios2_cost): Correct cache line size.
2183 (rs6000_override_options): Set l2-cache-size parameter.
2185 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2186 Diego Novillo <dnovillo@google.com>
2189 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2190 if the range includes 0.
2192 2007-08-03 Ben Elliston <bje@au.ibm.com>
2194 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2195 mode to unspec expressions to silence a warning from the generator
2198 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2200 * config/ia64/constraints.md ("U"): Make constraint vector only.
2202 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2205 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2206 always_inline attribute on the function decl.
2208 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2211 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2212 if we are compiling with -fPIC.
2214 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2215 Nigel Stephens <nigel@mips.com>
2217 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2218 Define for MIPS32 and MIPS64.
2220 2007-08-02 Nick Clifton <nickc@redhat.com>
2222 * config/host-hpux.c: Change copyright header to refer to version
2223 3 of the GNU General Public License and to point readers at the
2224 COPYING3 file and the FSF's license web page.
2225 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2226 config/alpha/linux.h, config/alpha/alpha.opt,
2227 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2228 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2229 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2230 config/alpha/alpha.h, config/alpha/sync.md,
2231 config/alpha/openbsd.h, config/alpha/alpha.md,
2232 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2233 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2234 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2235 config/alpha/constraints.md, config/alpha/osf.h,
2236 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2237 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2238 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2239 config/frv/frv-asm.h, config/frv/frv-protos.h,
2240 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2241 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2242 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2243 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2244 config/s390/s390.opt, config/s390/s390-modes.def,
2245 config/s390/fixdfdi.h, config/s390/constraints.md,
2246 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2247 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2248 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2249 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2250 config/m32c/prologue.md, config/m32c/m32c.abi,
2251 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2252 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2253 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2254 config/m32c/jump.md, config/m32c/shift.md,
2255 config/m32c/m32c-protos.h, config/libgloss.h,
2256 config/spu/spu-protos.h, config/spu/predicates.md,
2257 config/spu/spu-builtins.h, config/spu/spu.c,
2258 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2259 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2260 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2261 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2262 config/sparc/hypersparc.md, config/sparc/predicates.md,
2263 config/sparc/linux.h, config/sparc/sp64-elf.h,
2264 config/sparc/supersparc.md, config/sparc/cypress.md,
2265 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2266 config/sparc/niagara.md, config/sparc/sparc.md,
2267 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2268 config/sparc/sparc.opt, config/sparc/sync.md,
2269 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2270 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2271 config/sparc/sparc.c, config/sparc/little-endian.opt,
2272 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2273 config/sparc/linux64.h, config/sparc/freebsd.h,
2274 config/sparc/sol2.h, config/sparc/rtemself.h,
2275 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2276 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2277 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2278 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2279 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2280 config/m32r/linux.h, config/m32r/constraints.md,
2281 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2282 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2283 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2284 config/i386/i386.md, config/i386/netware-crt0.c,
2285 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2286 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2287 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2288 config/i386/sol2.h, config/i386/constraints.md,
2289 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2290 config/i386/predicates.md, config/i386/geode.md,
2291 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2292 config/i386/freebsd64.h, config/i386/vxworksae.h,
2293 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2294 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2295 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2296 config/i386/netware.h, config/i386/i386-modes.def,
2297 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2298 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2299 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2300 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2301 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2302 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2303 config/i386/xm-mingw32.h, config/i386/linux64.h,
2304 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2305 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2306 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2307 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2308 config/i386/cygwin2.c, config/i386/i386-protos.h,
2309 config/i386/sync.md, config/i386/openbsd.h,
2310 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2311 config/i386/nto.h, config/i386/biarch64.h,
2312 config/i386/i386-coff.h, config/i386/freebsd.h,
2313 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2314 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2315 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2316 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2317 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2318 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2319 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2320 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2321 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2322 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2323 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2324 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2325 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2326 config/sh/superh64.h, config/sh/rtemself.h,
2327 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2328 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2329 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2330 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2331 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2332 config/avr/predicates.md, config/avr/constraints.md,
2333 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2334 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2335 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2336 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2337 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2338 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2339 config/c4x/predicates.md, config/c4x/c4x.h,
2340 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2341 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2342 config/xtensa/linux.h, config/xtensa/xtensa.h,
2343 config/xtensa/elf.h, config/xtensa/xtensa.md,
2344 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2345 config/xtensa/xtensa-protos.h, config/dbx.h,
2346 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2347 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2348 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2349 config/host-solaris.c, config/fr30/fr30.h,
2350 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2351 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2352 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2353 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2354 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2355 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2356 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2357 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2358 config/cris/predicates.md, config/cris/linux.h,
2359 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2360 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2361 config/cris/aout.opt, config/cris/cris-protos.h,
2362 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2363 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2364 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2365 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2366 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2367 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2368 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2369 config/chorus.h, config/mn10300/mn10300.c,
2370 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2371 config/mn10300/mn10300.h, config/mn10300/linux.h,
2372 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2373 config/mn10300/mn10300.md, config/ia64/predicates.md,
2374 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2375 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2376 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2377 config/ia64/freebsd.h, config/ia64/ia64.md,
2378 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2379 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2380 config/gofast.h, config/rtems.h, config/sol2-10.h,
2381 config/m68k/predicates.md, config/m68k/m68k.md,
2382 config/m68k/linux.h, config/m68k/m68k-modes.def,
2383 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2384 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2385 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2386 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2387 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2388 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2389 config/m68k/constraints.md, config/m68k/rtemself.h,
2390 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2391 config/m68k/uclinux.h, config/rs6000/power4.md,
2392 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2393 config/rs6000/linux.h, config/rs6000/eabi.h,
2394 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2395 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2396 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2397 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2398 config/rs6000/windiss.h, config/rs6000/603.md,
2399 config/rs6000/aix41.h, config/rs6000/cell.md,
2400 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2401 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2402 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2403 config/rs6000/default64.h, config/rs6000/7xx.md,
2404 config/rs6000/darwin.opt, config/rs6000/spe.md,
2405 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2406 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2407 config/rs6000/7450.md, config/rs6000/linux64.h,
2408 config/rs6000/constraints.md, config/rs6000/440.md,
2409 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2410 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2411 config/rs6000/rs6000.h, config/rs6000/power6.md,
2412 config/rs6000/predicates.md, config/rs6000/altivec.md,
2413 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2414 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2415 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2416 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2417 config/rs6000/linux64.opt, config/rs6000/sync.md,
2418 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2419 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2420 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2421 config/rs6000/eabispe.h, config/rs6000/e500.h,
2422 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2423 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2424 config/rs6000/aix.h, config/rs6000/vxworks.h,
2425 config/rs6000/40x.md, config/rs6000/aix51.h,
2426 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2427 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2428 config/arc/arc.h, config/mcore/mcore-elf.h,
2429 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2430 config/mcore/mcore.md, config/mcore/mcore.c,
2431 config/mcore/mcore.opt, config/mcore/mcore.h,
2432 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2433 config/score/predicates.md, config/score/score-version.h,
2434 config/score/score-protos.h, config/score/misc.md,
2435 config/score/elf.h, config/score/score.c, config/score/mac.md,
2436 config/score/score7.md, config/score/score.h,
2437 config/score/score-conv.h, config/score/score-mdaux.c,
2438 config/score/score.md, config/score/score.opt,
2439 config/score/score-modes.def, config/score/score-mdaux.h,
2440 config/score/mul-div.S, config/arm/uclinux-elf.h,
2441 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2442 config/arm/symbian.h, config/arm/linux-elf.h,
2443 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2444 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2445 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2446 config/arm/strongarm-pe.h, config/arm/arm.h,
2447 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2448 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2449 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2450 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2451 config/arm/arm-cores.def, config/arm/arm-protos.h,
2452 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2453 config/arm/wince-pe.h, config/arm/neon.md,
2454 config/arm/constraints.md, config/arm/neon.ml,
2455 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2456 config/arm/arm.opt, config/arm/arm926ejs.md,
2457 config/arm/predicates.md, config/arm/iwmmxt.md,
2458 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2459 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2460 config/arm/neon-testgen.ml, config/arm/arm.md,
2461 config/arm/xscale-coff.h, config/arm/pe.c,
2462 config/arm/arm-generic.md, config/arm/pe.h,
2463 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2464 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2465 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2466 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2467 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2468 config/pa/predicates.md, config/pa/pa64-hpux.h,
2469 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2470 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2471 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2472 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2473 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2474 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2475 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2476 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2477 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2478 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2479 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2480 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2481 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2482 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2483 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2484 config/mips/linux64.h, config/mips/elforion.h,
2485 config/mips/constraints.md, config/mips/generic.md,
2486 config/mips/predicates.md, config/mips/4300.md,
2487 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2488 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2489 config/mips/5k.md, config/mips/vr4120-div.S,
2490 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2491 config/mips/mips-protos.h, config/mips/6000.md,
2492 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2493 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2494 config/mips/mips-modes.def, config/mips/vr.h,
2495 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2496 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2497 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2498 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2499 config/vax/openbsd1.h, config/vax/netbsd.h,
2500 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2501 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2502 config/h8300/rtems.h, config/h8300/predicates.md,
2503 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2504 config/h8300/h8300.md, config/h8300/h8300.opt,
2505 config/h8300/coff.h, config/h8300/h8300-protos.h,
2506 config/v850/v850.md, config/v850/predicates.md,
2507 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2508 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2509 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2510 config/mmix/mmix.h, config/mmix/predicates.md,
2511 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2512 config/mmix/mmix.c, config/mmix/mmix.opt,
2513 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2514 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2515 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2516 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2519 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2521 * emit-rtl.c (reset_used_decls): Rename to...
2522 (set_used_decls): ...this. Set the used flag rather than clearing it.
2523 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2524 DECL_RTLs rather than resetting them.
2526 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2528 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2530 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2532 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2533 argument to find_reloads_address.
2535 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2537 PR tree-optimization/32919
2538 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2539 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2540 (coalesce_ssa_name): Call it.
2542 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2543 David Ung <davidu@mips.com>
2545 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2546 (__mips16_unorddf2, __mips16_floatunsidf): New.
2547 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2549 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2551 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2553 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2554 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2555 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2556 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2557 * omp-low.c (get_ws_args_for, determine_parallel_type,
2558 expand_omp_for_generic, expand_omp_for_static_nochunk,
2559 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2560 Work with more precise CFG.
2561 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2562 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2564 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2565 * gimple-low.c (lower_stmt): Ditto.
2566 * tree-inline.c (estimate_num_insns_1): Ditto.
2567 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2568 (OMP_SECTIONS_SWITCH): New.
2569 * tree-cfgcleanup.c (cleanup_omp_return): New.
2570 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2571 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2572 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2573 (tree_redirect_edge_and_branch): Handle omp constructs.
2575 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2576 with three arguments.
2578 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2580 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2583 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2585 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2586 the loop structures may need fixing.
2587 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2589 (cleanup_tree_cfg_loop): Removed.
2590 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2591 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2592 instead of running cleanup_tree_cfg_loop.
2593 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2594 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2595 (tree_predictive_commoning): Declaration changed.
2596 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2598 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2600 * doc/invoke.texi (l1-cache-size): Update documentation.
2601 (l2-cache-size): Document.
2602 * params.h (L2_CACHE_SIZE): New macro.
2603 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2604 that L1_CACHE_SIZE is in kB now.
2605 (L2_CACHE_SIZE_BYTES): New macro.
2606 (tree_ssa_prefetch_arrays): Show size in kB.
2607 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2608 and l2_cache_size fields.
2609 * config/i386/driver-i386.c (describe_cache): Detect cache size
2611 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2612 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2613 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2614 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2615 (override_options): Set l1-cache-size and l2-cache-size to default
2616 values if not specified otherwise.
2617 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2618 (PARAM_L2_CACHE_SIZE): New.
2620 2007-08-01 Nigel Stephens <nigel@mips.com>
2621 David Ung <davidu@mips.com>
2622 Thiemo Seufer <ths@mips.com>
2623 Chris Dearman <chris@mips.com>
2624 Richard Sandiford <richard@codesourcery.com>
2626 * config.gcc (mips*-sde-elf*): New stanza.
2627 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2628 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2629 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2630 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2631 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2632 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2634 * config/mips/sde.h: New file.
2635 * config/mips/t-libgcc-mips16: Likewise.
2636 * config/mips/t-sde: Likewise.
2637 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2638 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2639 _MIPS_FPSET and _MIPS_SZINT.
2640 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2641 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2642 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2643 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2644 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2645 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2646 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2647 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2648 _MIPS_SZPTR and _MIPS_FPSET.
2649 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2650 architecture is specified.
2651 (MIPS_32BIT_OPTION_SPEC): New macro.
2653 2007-07-31 Dan Hipschman <dsh@google.com>
2655 * gcc.c (end_going_arg): New function.
2656 (do_spec_2): Use it.
2657 (do_spec_1): Use it.
2659 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2661 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2662 only if ENABLE_CHECKING is defined.
2664 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2666 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2667 df_ru_add_problem, df_ru_get_bb_info): Removed.
2668 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2669 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2670 df_ru_free_bb_info, df_ru_alloc,
2671 df_ru_bb_local_compute_process_def,
2672 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2673 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2674 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2675 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2676 df_ru_add_problem): Removed.
2678 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2681 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2682 (casesi32p, casesi64p): Likewise.
2683 (casesi): Adjust for above.
2685 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2687 * mode-switching.c (create_pre_exit): Don't search past calls.
2689 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2691 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2693 2007-07-31 Revital Eres <eres@il.ibm.com>
2695 * ddg.c (add_deps_for_def): Rename to...
2696 (add_cross_iteration_register_deps): This. Change implementation
2697 to use only reaching def and def-use chains to construct the
2698 inter loop dependencies.
2699 (add_deps_for_use): Remove function.
2700 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2701 function to build the inter loop dependencies.
2702 * modulo-sched.c (sms_schedule): Build only
2703 reaching def and def-use chains for the propose of the ddg
2706 2007-07-31 Julian Brown <julian@codesourcery.com>
2708 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2709 New define_insns. Use correct RTL.
2710 (vec_set<mode>): Write as expander.
2712 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2714 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2715 to an unallocated space.
2717 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2720 (split_constant_offset): Enable split_constant_offset to extract
2721 constants from other statements.
2722 * tree-vect-transform.c
2723 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2724 to a temp var. Force base_offset to be simple.
2726 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2728 * df-scan.c (df_scan_verify): Remove artificial limit on
2729 the number of blocks for verification.
2730 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2731 df_simulate_defs): Avoid unnecessary insn checking for defs.
2733 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2735 * config/m68k/lb1sf68.asm (FUNC): New macro.
2737 (__udivsi3): Likewise.
2738 (__divsi3): Likewise.
2739 (__umodsi3): Likewise.
2740 (__modsi3): Likewise.
2741 (__subdf3): Likewise.
2742 (__adddf3): Likewise.
2743 (__muldf3): Likewise.
2744 (__divdf3): Likewise.
2745 (__negdf2): Likewise.
2746 (__cmpdf2): Likewise.
2747 (__subsf3): Likewise.
2748 (__addsf3): Likewise.
2749 (__mulsf3): Likewise.
2750 (__divsf3): Likewise.
2751 (__negsf2): Likewise.
2752 (__cmpsf2): Likewise.
2753 (__eqdf2): Likewise.
2754 (__nedf2): Likewise.
2755 (__gtdf2): Likewise.
2756 (__gedf2): Likewise.
2757 (__ltdf2): Likewise.
2758 (__ledf2): Likewise.
2759 (__eqsf2): Likewise.
2760 (__nesf2): Likewise.
2761 (__gtsf2): Likewise.
2762 (__gesf2): Likewise.
2763 (__ltsf2): Likewise.
2764 (__lesf2): Likewise.
2766 2007-07-30 Ollie Wild <aaw@google.com>
2768 * c-ppoutput.c (print_lines_directives_only): New function.
2769 (scan_translation_unit_directives_only): New function.
2770 (preprocess_file): Add call to scan_translation_unit_directives_only.
2771 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2772 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2773 -fdirectives-only. Add errors for -fdirectives-only conflict with
2774 -Wunused-macros and -traditional.
2775 (finish_options): Add builtin macro initialization for
2776 -fdirectives-only + -fpreprocessed.
2777 * c.opt (fdirectives-only): New.
2778 * doc/cppopts.texi (fdirectives-only): New.
2780 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2782 * alias.c (record_set, memory_modified_1): Constify.
2783 * bt-load.c (note_btr_set): Likewise.
2784 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2785 * combine.c (set_nonzero_bits_and_sign_copies,
2786 expand_field_assignment, record_dead_and_set_regs_1,
2787 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2788 likely_spilled_retval_1): Likewise.
2789 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2790 frv_io_handle_set): Likewise.
2791 * config/mips/mips.c (mips_sim_record_set,
2792 vr4130_true_reg_dependence_p_1): Likewise.
2793 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2794 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2795 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2796 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2797 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2798 * ddg.c (mark_mem_store): Likewise.
2799 * df-problems.c (df_urec_mark_reg_change): Likewise.
2800 * function.c (update_epilogue_consts): Likewise.
2801 * gcse.c (record_set_info, record_last_set_info,
2802 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2803 reg_clear_last_set): Likewise.
2804 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2806 * jump.c (reversed_comparison_code_parts): Likewise.
2807 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2808 reg_is_set): Likewise.
2809 * loop-iv.c (mark_altered): Likewise.
2810 * mode-switching.c (reg_becomes_live): Likewise.
2811 * optabs.c (no_conflict_move_test): Likewise.
2812 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2814 * postreload.c (reload_combine_note_store, move2add_note_store):
2816 * regmove.c (flags_set_1): Likewise.
2817 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2819 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2821 * resource.c (update_live_status): Likewise.
2822 * rtl.h (set_of, note_stores): Likewise.
2823 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2824 note_stores, parms_set): Likewise.
2825 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2826 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2828 * var-tracking.c (count_stores, add_stores): Likewise.
2830 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * alias.c (mems_in_disjoint_alias_sets_p,
2833 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2834 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2835 write_dependence_p, mems_in_disjoint_alias_sets_p,
2836 read_dependence, true_dependence, canon_true_dependence,
2837 anti_dependence, output_dependence): Constify.
2838 * combine.c (extended_count): Likewise.
2839 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2840 * cselib.c (get_value_hash, references_value_p,
2841 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2842 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2843 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2844 * function.c (contains, prologue_epilogue_contains,
2845 sibcall_epilogue_contains): Likewise.
2846 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2847 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2848 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2849 reg_or_subregno): Likewise.
2850 * recog.c (asm_noperands): Likewise.
2851 * reload1.c (function_invariant_p): Likewise.
2852 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2853 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2854 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2855 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2856 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2857 extended_count, prologue_epilogue_contains,
2858 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2859 canon_true_dependence, read_dependence, anti_dependence,
2860 output_dependence): Likewise.
2861 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2863 2007-07-30 Julian Brown <julian@codesourcery.com>
2865 * config/arm/neon.md (V_ext): New mode attribute.
2866 (neon_vget_lane<mode>): Replace with define_expand.
2867 (neon_vget_lane<mode>_sext_internal)
2868 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2869 and quad precision vectors.
2870 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2871 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2872 have typeless 32-bit result.
2874 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2877 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2879 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2880 use sizetype for rest.
2881 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2882 (aff_combination_convert): Don't convert rest for pointer types.
2884 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2886 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2888 * tree-ssa-alias.c: Add alloc-pool.h.
2889 (init_alias_info): Free alias_bitmap_obstack.
2890 (delete_alias_info): Call delete_mem_ref_stats.
2891 (get_mem_sym_stats_for): Use alloc_pool.
2892 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2893 (delete_mem_sym_stats): Removed.
2895 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2897 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2898 functions cannot be represented as classical distance vectors.
2900 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2902 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2903 * builtins.c (validate_arg, builtin_mathfn_code,
2904 validate_arglist): Likewise.
2905 * calls.c (call_expr_flags): Likewise.
2906 * combine.c (reg_nonzero_bits_for_combine,
2907 reg_num_sign_bit_copies_for_combine, get_last_value,
2908 reg_truncated_to_mode): Likewise.
2909 * emit-rtl.c (subreg_lowpart_p): Likewise.
2910 * expr.c (highest_pow2_factor_for_target,
2911 categorize_ctor_elements_1, categorize_ctor_elements,
2912 count_type_elements, contains_packed_reference,
2913 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2914 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2915 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2916 native_encode_int, native_encode_real, native_encode_complex,
2917 native_encode_vector, native_encode_expr, native_interpret_int,
2918 native_interpret_real, native_interpret_complex,
2919 native_interpret_vector, native_interpret_expr): Likewise.
2920 * function.c (use_register_for_decl): Likewise.
2921 * gimplify.c (get_name): Likewise.
2922 * langhooks-def.h (lhd_return_null_const_tree): New.
2923 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2924 * langhooks.c (lhd_return_null_const_tree): New.
2925 * langhooks.h (lang_get_callee_fndecl): Constify.
2926 * output.h (constructor_static_from_elts_p): Likewise.
2927 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2928 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2929 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2930 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2931 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2932 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2933 * rtlhooks-def.h (reg_nonzero_bits_general,
2934 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2936 * rtlhooks.c (reg_num_sign_bit_copies_general,
2937 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2939 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2940 * stor-layout.c (mode_for_size_tree): Likewise.
2941 * tree-ssa-loop-im.c (memref_eq): Likewise.
2942 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2943 * tree.c (contains_placeholder_p, type_list_equal,
2944 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2946 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2947 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2948 contains_placeholder_p, contains_packed_reference,
2949 get_callee_fndecl, operand_equal_for_phi_arg_p,
2950 warn_if_unused_value, is_body_block, native_encode_expr,
2951 native_interpret_expr, fold_convertible_p, operand_equal_p,
2952 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2953 validate_arglist, simple_cst_equal, type_list_equal,
2954 use_register_for_decl, call_expr_flags, get_name,
2955 highest_pow2_factor): Likewise.
2956 (const_call_expr_arg_iterator_d,
2957 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2958 first_const_call_expr_arg, more_const_call_expr_args_p,
2959 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2960 * varasm.c (constructor_static_from_elts_p): Constify.
2962 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2964 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2965 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2966 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2967 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2968 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2969 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2970 spelling conventions.
2971 * doc/invoke.texi: Follow spelling conventions.
2973 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2974 Revital Eres <eres@il.ibm.com>
2976 * modulo-sched.c (sms_schedule): Avoid loops which includes
2977 auto-increment instructions.
2979 2007-07-28 Richard Guenther <rguenther@suse.de>
2982 * fold-const.c (fold_cond_expr_with_comparison): Convert
2983 operand zero of MIN/MAX_EXPR to correct type.
2985 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2987 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2988 flags_from_decl_or_type): Constify.
2989 * gcc.c (do_spec_1): Likewise.
2990 * print-tree.c (dump_addr, print_node_brief): Likewise.
2991 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2992 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2993 tree_purge_all_dead_eh_edges): Likewise.
2994 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2995 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2997 * tree.c (expr_location, expr_has_location, expr_locus,
2998 expr_filename, expr_lineno, get_inner_array_type,
2999 fields_compatible_p): Likewise.
3000 * tree.h (get_inner_array_type, fields_compatible_p,
3001 expr_location, expr_has_location, expr_locus, expr_filename,
3002 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
3003 setjmp_call_p, alloca_call_p): Likewise.
3005 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
3007 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
3008 TV_FLOW_INSENSITIVE.
3010 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
3012 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
3013 (compute_flow_insensitive_aliasing): Ditto for
3014 TV_FLOW_INSENSITIVE.
3016 2007-07-27 Jan Hubicka <jh@suse.cz>
3018 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
3021 * attribs.c: Include hashtab.h
3022 (attribute_hash): New.
3023 (substring): New structure.
3024 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
3026 (init_attributes): Initialize attribute hash.
3027 (decl_attributes): Use attribute hash.
3028 * Makefile.in (attribs.c): Depend on hashtab.h.
3030 2007-07-27 Steve Ellcey <sje@cup.hp.com>
3032 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
3034 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3036 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
3037 __mips_dspr2 and __mips_dsp_rev macros.
3038 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
3040 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
3042 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
3044 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
3048 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
3049 and the updating of the live and do_not_gen sets.
3050 (df_note_bb_compute): Added updating of live and do_not_gen sets
3051 for regular defs so that the case of clobber inside conditional
3052 call is processed correctly.
3054 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
3056 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
3057 operands with compatible type.
3059 2007-07-27 Richard Sandiford <richard@codesourcery.com>
3061 * expr.h (store_bit_field): Don't return a value.
3062 * expmed.c (check_predicate_volatile_ok): New function.
3063 (store_bit_field_1): New function, extracted from store_bit_field.
3064 Take a fallback_p argument and return true if the operation succeeded.
3065 Only use store_fixed_bit_field if fallback_p. Don't recompute
3066 mode_for_extraction; use op_mode instead. Try forcing memories
3067 into registers if the insv expander fails.
3068 (store_bit_field): Use store_bit_field_1 with fallback_p true.
3069 Don't return a value.
3070 (convert_extracted_bit_field): New function, extracted from
3072 (extract_bit_field_1): Likewise. Take a fallback_p argument
3073 and return NULL if the operation succeeded. Only use
3074 extract_fixed_bit_field if fallback_p. Only calculate one
3075 extraction mode. Combine code for extv and extzv. Try forcing
3076 memories into registers if the ext(z)v expander fails.
3077 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
3079 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3081 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
3083 (df_ref): Likewise. Put regno with other integer fields.
3085 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
3087 * df.h (df_mw_hardreg): Remove "loc" field.
3088 * df-scan.c (df_ref_record): Don't set it. Remove redundant
3090 * df-problems.c (df_whole_mw_reg_unused_p): New function,
3091 split out from df_set_unused_notes_for_mw. Return false for
3092 partial references. Assert that mw_reg is a REG when returning true.
3093 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
3094 (df_whole_mw_reg_dead_p): New function, split out from
3095 df_set_dead_notes_for_mw. Return false for partial references.
3096 Assert that mw_reg is a REG when returning true.
3097 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
3098 Remove redundant bitmap check.
3100 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
3103 ($(T)crtend.o): Likwise.
3104 ($(T)crtbeginS.o): Likwise.
3105 ($(T)crtendS.o): Likwise.
3106 ($(T)crtfastmath.o): Likwise.
3108 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
3110 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
3111 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
3112 * basic-block.h (struct control_flow_graph): Added x_dom_computed
3113 and x_n_bbs_in_dom_tree fields.
3115 2007-07-26 Steve Ellcey <sje@cup.hp.com>
3117 PR tree-optimization/32087
3118 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
3119 Do not call scale_bbs_frequencies_int with prob of zero.
3121 2007-07-26 Julian Brown <julian@codesourcery.com>
3123 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
3124 (neon_element_bits): Add prototypes.
3125 * config/arm/arm.c (bounds_check, neon_lane_bounds)
3126 (neon_const_bounds, neon_element_bits): New functions.
3127 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
3128 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
3129 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
3130 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
3131 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
3132 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
3133 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
3134 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
3135 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
3136 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
3137 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
3138 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
3139 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
3141 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
3143 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
3144 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
3146 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3147 Julian Brown <julian@codesourcery.com>
3149 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3150 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3151 * config/arm/cortex-a8.md: New.
3152 * config/arm/cortex-a8-neon.md: New.
3153 * config/arm/neon-schedgen.ml: New.
3154 * config/arm/neon.md (vqh_mnem): New.
3156 (Is_float_mode): New.
3157 (Scalar_mul_8_16): New.
3159 (V_mode_nunits): New.
3160 (All instruction patterns): Annotate with neon_type attribute
3162 * config/arm/arm.md: Include cortex-a8.md.
3163 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3165 Annotate instruction patterns accordingly.
3166 (generic_sched): Do not use generic scheduling for Cortex-A8.
3167 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3169 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3171 * fold-const.c (fold_read_from_constant_string): Use
3173 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3175 2007-07-26 Nick Clifton <nickc@redhat.com>
3177 * tree-ssa-operands.h: Change copyright header to refer to version
3178 3 of the GNU General Public License and to point readers at the
3179 COPYING3 file and the FSF's license web page.
3180 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3181 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3182 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3183 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3184 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3185 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3186 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3187 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3188 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3189 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3190 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3191 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3192 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3193 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3194 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3195 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3196 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3197 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3198 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3199 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3200 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3201 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3202 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3203 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3204 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3205 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3206 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3207 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3208 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3209 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3210 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3211 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3212 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3213 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3214 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3215 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3216 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3217 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3218 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3219 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3220 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3221 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3222 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3223 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3224 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3225 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3226 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3227 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3228 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3229 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3230 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3231 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3232 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3233 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3234 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3235 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3236 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3237 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3238 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3239 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3240 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3241 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3242 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3243 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3244 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3245 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3246 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3247 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3248 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3249 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3250 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3251 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3252 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3253 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3254 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3255 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3256 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3257 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3258 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3259 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3260 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3261 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3262 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3263 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3264 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3265 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3266 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3267 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3268 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3269 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3270 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3271 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3272 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3273 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3274 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3275 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3276 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3277 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3278 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3279 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3280 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3281 convert.c, convert.h, langhooks-def.h, reload1.c,
3282 tree-ssa-operands.c: Likewise.
3284 2007-07-26 Jan Hubicka <jh@suse.cz>
3286 * tree-ssa-live.c: Include debug.h and flags.h.
3287 (mark_scope_block_unused): New function.
3288 (remove_unused_scope_block_p): New function.
3289 (remove_unused_locals): Remove unused blocks too.
3291 2007-07-25 Ian Lance Taylor <iant@google.com>
3293 * combine.c (combine_max_regno): Remove. Remove all uses.
3294 (struct reg_stat_struct): Rename from struct reg_stat.
3295 (reg_stat_type): Define, and declare VECs.
3296 (reg_stat): Change from pointer to VEC. Change all uses.
3297 (combine_split_insns): New static function.
3298 (try_combine, find_split_point): Call it instead of split_insns.
3300 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3302 * cfghooks.c (split_block): Fix the information about loop latch.
3304 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3306 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3308 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3310 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3311 Scan the new edge for loop exit info.
3313 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3315 * config/darwin.c: Include debug.h.
3317 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3320 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3322 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3324 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3325 (HARD_REGNO_MODE_OK): Ditto.
3326 (MODES_TIEABLE_P): Ditto.
3327 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3328 (CLASS_MAX_NREGS): Ditto.
3329 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3330 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3331 (divdf3_internal_thr): Removed.
3332 * config/ia64/div.md: New file.
3333 * config/ia64/constraints.md: Add H constraint.
3335 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3337 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3338 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3339 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3340 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3341 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3342 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3343 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3344 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3345 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3346 dump_sbitmap_file, debug_sbitmap, popcount_table,
3347 sbitmap_popcount): Constify.
3348 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3349 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3350 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3351 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3352 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3353 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3354 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3355 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3356 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3357 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3358 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3360 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3362 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3363 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3364 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3365 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3366 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3367 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3368 bitmap_intersect_p, bitmap_intersect_compl_p,
3369 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3370 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3372 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3373 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3374 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3375 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3376 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3377 debug_bitmap, debug_bitmap_file, bitmap_print,
3378 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3379 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3381 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3383 * config/darwin.c (darwin_override_options): Additional fix for
3384 debug info formats that don't support var tracking.
3386 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * cselib.c (entry_and_rtx_equal_p): Constify.
3389 * gengtype.c (output_mangled_typename, write_types, write_local):
3391 * gengtype.h (const_type_p): New.
3392 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3394 * tlink.c (scan_linker_output): De-constify.
3395 * tree-ssa-loop-im.c (memref_eq): Constify.
3396 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3397 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3399 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3401 * c-common.c (fname_as_string, c_type_hash): Constify.
3402 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3403 * cgraph.c (edge_hash, edge_eq): Likewise.
3404 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3405 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3406 reg_attrs_htab_eq): Likewise.
3407 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3409 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3410 const_decl_t, const_state_t, const_automata_list_el_t): New.
3411 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3412 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3413 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3414 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3415 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3416 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3417 compare_max_occ_cycle_nums, out_state_arcs_num,
3418 compare_transition_els_num, units_cmp, state_reservs_cmp):
3420 * genmodes.c (cmp_modes): Likewise.
3421 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3422 * gimplify.c (compare_case_labels): Likewise.
3423 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3424 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3425 * matrix-reorg.c (mtt_info_hash): Likewise.
3426 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3427 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3428 (htab_hash_bucket, htab_hash_elem): Constify.
3429 * tree-browser.c (TB_parent_eq): Likewise.
3430 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3431 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3432 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3433 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3435 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3436 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3437 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3438 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3439 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3441 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3442 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3443 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3444 * tree-ssa-threadupdate.c (redirection_data_hash,
3445 redirection_data_eq): Likewise.
3446 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3447 * tree-ssa.c (var_ann_eq): Likewise.
3448 * tree-vrp.c (compare_case_labels): Likewise.
3449 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3450 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3451 tree_not_check_failed, tree_class_check_failed,
3452 tree_range_check_failed, tree_not_class_check_failed,
3453 omp_clause_check_failed, omp_clause_range_check_failed,
3454 tree_contains_struct_check_failed, tree_operand_check_failed):
3456 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3457 tree_not_check_failed, tree_class_check_failed,
3458 tree_range_check_failed, tree_not_class_check_failed,
3459 tree_operand_check_failed, omp_clause_operand_check_failed,
3460 tree_operand_length): Likewise.
3461 * var-tracking.c (const_variable): New.
3462 (variable_htab_hash, variable_htab_eq): Constify.
3463 * varasm.c (const_desc_hash): Likewise.
3465 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * expr.c (handled_component_p): Constify.
3468 * fold-const.c (fit_double_type): Likewise.
3469 * real.h (real_value_from_int_cst): Likewise.
3470 * tree-flow-inline.h (gimple_in_ssa_p,
3471 gimple_aliases_computed_p, gimple_addressable_vars,
3472 gimple_call_clobbered_vars, gimple_referenced_vars,
3473 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3474 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3475 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3476 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3477 is_label_stmt, is_global_var, phi_ssa_name_p,
3478 factoring_name_p, is_call_clobbered, tree_common_ann,
3479 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3480 unmodifiable_var_p, array_ref_contains_indirect_ref,
3481 ref_contains_array_ref, lookup_subvars_for_var,
3482 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3483 gimple_mem_ref_stats): Likewise.
3484 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3485 may_aliases, is_exec_stmt, is_label_stmt,
3486 ref_contains_array_ref, array_ref_contains_indirect_ref,
3487 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3488 unmodifiable_var_p): Likewise.
3489 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3490 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3491 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3492 cst_and_fits_in_hwi, real_value_from_int_cst,
3493 build_real_from_int_cst, integer_zerop, integer_onep,
3494 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3495 tree_floor_log2, real_zerop, real_onep, real_twop,
3496 real_minus_onep, really_constant_p, purpose_member, chain_member,
3497 list_length, fields_length, int_size_in_bytes, bit_position,
3498 int_bit_position, byte_position, int_byte_position, expr_align,
3499 array_type_nelts, tree_node_structure,
3500 type_contains_placeholder_1, iterative_hash_pointer,
3501 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3502 tree_map_base_eq, type_hash_list, type_hash_eq,
3503 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3504 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3505 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3506 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3507 int_fits_type_p, get_containing_scope, decl_function_context,
3508 decl_type_context, omp_clause_operand_check_failed,
3509 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3510 * tree.h (omp_clause_operand_check_failed, tree_size,
3511 build_real_from_int_cst, array_type_nelts, purpose_member,
3512 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3513 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3514 is_attribute_p, check_qualified_type, expr_align,
3515 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3516 int_byte_position, list_length, fields_length, initializer_zerop,
3517 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3518 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3519 tree_node_structure, handled_component_p, get_containing_scope,
3520 decl_function_context, decl_type_context, real_zerop,
3521 type_num_arguments, fit_double_type, really_constant_p,
3522 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3523 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3524 real_twop, real_minus_onep, int_cst_value): Likewise.
3526 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3528 * cfglayout.c (insn_scope, insn_line): Constify.
3529 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3530 const_double_htab_hash, const_double_htab_eq,
3531 mem_attrs_htab_hash): Likewise.
3532 * loop-iv.c (biv_eq): Likewise.
3533 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3534 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3535 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3537 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3538 error_for_asm, warning_for_asm, _fatal_insn,
3539 _fatal_insn_not_found): Likewise.
3540 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3541 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3542 rtl_check_failed_type2, rtl_check_failed_code1,
3543 rtl_check_failed_code2, rtl_check_failed_code_mode,
3544 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3545 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3546 rtl_check_failed_type2, rtl_check_failed_code1,
3547 rtl_check_failed_code2, rtl_check_failed_code_mode,
3548 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3549 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3550 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3551 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3552 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3553 rtx_unstable_p, get_integer_term, get_related_value,
3554 offset_within_block_p, reg_mentioned_p, count_occurrences,
3555 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3556 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3557 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3558 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3559 find_constant_src, find_reg_fusage, find_regno_fusage,
3560 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3561 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3562 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3563 computed_jump_p, auto_inc_p, in_expr_list_p,
3564 remove_node_from_expr_list, loc_mentioned_in_p,
3565 label_is_jump_target_p, reversed_comparison_code_parts,
3566 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3567 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3568 print_inline_rtx): Likewise.
3569 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3570 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3571 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3572 get_integer_term, get_related_value, offset_within_block_p,
3573 count_occurrences, reg_mentioned_p, no_labels_between_p,
3574 reg_used_between_p, reg_referenced_p, single_set_2,
3575 multiple_sets, set_noop_p, refers_to_regno_p,
3576 reg_overlap_mentioned_p, dead_or_set_p,
3577 covers_regno_no_parallel_p, covers_regno_p,
3578 dead_or_set_regno_p, find_reg_note, find_regno_note,
3579 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3580 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3581 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3582 side_effects_p, may_trap_p_1, may_trap_p,
3583 may_trap_after_code_motion_p, may_trap_or_fault_p,
3584 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3585 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3586 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3587 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3588 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3590 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3591 warning_for_asm): Likewise.
3592 * tree.h (print_rtl): Likewise.
3593 * varasm.c (get_pool_mode): Likewise.
3595 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3597 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3598 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3599 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3600 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3601 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3602 * ddg.c (compare_sccs): Likewise.
3603 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3604 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3605 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3606 decimal_do_fix_trunc, decimal_real_to_integer,
3607 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3608 * dse.c (const_group_info_t): New.
3609 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3610 * dwarf2out.c (const_dw_die_ref): New.
3611 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3612 * tree-browser.c (TB_parent_eq): Likewise.
3613 * unwind-dw2-fde.c (__register_frame_info_bases,
3614 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3615 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3617 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3618 * unwind-dw2.c (uw_frame_state_for): Likewise.
3619 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3620 * value-prof.h (const_histogram_value): New.
3622 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3624 * config/mips/mips.c (machine_function): Add
3625 initialized_mips16_gp_pseudo_p.
3626 (mips16_gp_pseudo_reg): Do not emit the initialization of
3627 mips16_gp_pseudo_rtx when being called from the gimple cost-
3628 calculation routines; emit it on the first use outside those
3631 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3636 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3637 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3638 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3639 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3640 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3641 Preserve const-ness of parameters through use of __typeof(),
3642 also constify and tidy.
3644 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3645 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3646 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3647 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3648 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3649 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3650 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3651 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3652 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3654 2007-07-25 Julian Brown <julian@codesourcery.com>
3655 Mark Shinwell <shinwell@codesourcery.com>
3657 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3658 (alpha_mangle_type): This.
3659 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3660 (TARGET_MANGLE_TYPE): Define this instead.
3661 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3662 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3663 (arm_init_neon_builtins): Fix comment.
3664 (arm_mangle_map_entry): New.
3665 (arm_mangle_map): New.
3666 (arm_mangle_type): New.
3667 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3668 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3669 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3670 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3671 (TARGET_MANGLE_TYPE): Define this instead.
3672 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3673 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3674 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3675 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3676 (TARGET_MANGLE_TYPE): Define this instead.
3677 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3679 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3680 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3681 (TARGET_MANGLE_TYPE): Define this instead.
3682 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3683 (s390_mangle_type): This.
3684 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3685 (TARGET_MANGLE_TYPE): Define this instead.
3686 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3687 (sparc_mangle_type): This.
3688 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3689 (TARGET_MANGLE_TYPE): Define this instead.
3690 * cp/mangle.c (write_type): Call mangle_type target hook on all
3691 types before mangling. Use original type, not main variant, as
3693 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3694 (TARGET_MANGLE_TYPE): This.
3695 * target.h (gcc_target): Rename mangle_fundamental_type to
3697 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3698 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3700 2007-07-25 Julian Brown <julian@codesourcery.com>
3701 Paul Brook <paul@codesourcery.com>
3702 Joseph Myers <joseph@codesourcery.com>
3703 Mark Shinwell <shinwell@codesourcery.com>
3705 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3706 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3707 (with_fpu): Allow --with-fpu=neon.
3708 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3709 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3710 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3711 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3712 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3713 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3714 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3715 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3716 (output_move_neon): Add prototypes.
3717 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3718 (all_fpus): Add FPUTYPE_NEON.
3719 (fp_model_for_fpu): Add NEON field.
3720 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3721 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3723 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3725 (thumb2_legitimate_address_p): Likewise.
3726 (neon_valid_immediate): Recognize and prepare constants suitable for
3728 (neon_immediate_valid_for_move): New function. Recognize and prepare
3729 immediates for NEON move instructions.
3730 (neon_immediate_valid_for_logic): New function. Recognize and
3731 prepare immediates for NEON logic instructions.
3732 (neon_output_logic_immediate): New function. Create asm string
3733 suitable for outputting immediate logic instructions.
3734 (neon_pairwise_reduce): New function. Implement reduction using
3735 pairwise operations.
3736 (neon_expand_vector_init): New function. Expand a (possibly
3737 non-constant) vector initialization.
3738 (neon_vector_mem_operand): New function. Memory operands supported
3739 for quad-word loads/stores to/from ARM or NEON registers. Don't
3740 allow base+offset addressing for core regs.
3741 (neon_struct_mem_operand): New function. Valid mems for NEON
3743 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3744 from neon_vector_mem_operand addresses without a secondary register.
3745 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3746 (add_minipool_backward_ref): Likewise.
3747 (dump_minipool): Likewise.
3748 (push_minipool_fix): Likewise.
3749 (output_move_quad): New function. Output quad-word moves, loads and
3750 stores using ARM registers.
3751 (output_move_vfp): Add support for vectors in VFP (NEON) D
3753 (output_move_neon): Output a NEON load/store to/from a quadword
3755 (arm_print_operand): Implement new codes:
3756 - 'c' for unadorned integers (without a # sign).
3757 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3759 - 'e', 'f' for the low and high D parts of a NEON Q register.
3760 - 'q' outputs a NEON Q register.
3761 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3762 - 'T' prints NEON opcode features from a coded bitmask.
3763 - 'F' is similar to T, but signed/unsigned codes both print as
3765 - 't' is similar to T, but 'u' is printed instead of 'p'.
3766 - 'O' prints 'r' if NEON instruction should perform rounding (as
3767 specified by bitmask), else prints nothing.
3768 - '#' is a punctuation character to stop operand numbers from
3769 running together with following digits in the assembler
3770 strings for instructions (when using mode attributes).
3771 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3772 constant vectors in big-endian mode, where necessary.
3773 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3774 Handle EI, OI, CI, XI modes.
3775 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3776 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3777 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3778 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3779 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3781 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3782 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3783 to turn v8qi, etc. into bits defined above.
3784 (neon_itype): New enumeration. Classifications of NEON builtins.
3785 (neon_builtin_datum): Define struct. Contains information about
3786 a single builtin (with multiple modes).
3787 (CF): Define helper macro for...
3788 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3790 (neon_builtin_data): New array. Define information about builtins
3791 for use during initialization/expansion.
3792 (arm_init_neon_builtins): New function.
3793 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3795 (neon_builtin_compare): New function.
3796 (locate_neon_builtin_icode): New function. Find an insn code for a
3797 builtin given a function code for that builtin. Also return type of
3798 builtin (NEON_BINOP, NEON_UNOP etc.).
3799 (builtin_arg): New enumeration. Types of arguments for builtins.
3800 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3801 Takes a variable argument list of builtin_arg types, terminated by
3803 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3804 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3805 (neon_emit_pair_result_insn): New function. Support returning pairs
3806 of vectors via a pointer.
3807 (neon_disambiguate_copy): New function. Set up operands for a
3808 multi-word copy such that registers do not get clobbered.
3809 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3810 ARM_BUILTIN_NEON_BASE.
3811 (arm_file_start): Set float-abi attribute for NEON.
3812 (arm_vector_mode_supported_p): Enable NEON vector modes.
3813 (arm_mangle_map_entry): New.
3814 (arm_mangle_map): New.
3815 (arm_mangle_vector_type): New.
3816 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3818 (TARGET_NEON): New macro. Target supports NEON.
3819 (fputype): Add FPUTYPE_NEON.
3820 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3821 for vectorization based on command-line arg.
3822 (NEON_REGNO_OK_FOR_NREGS): Define.
3823 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3824 (VALID_NEON_STRUCT_MODE): Define.
3825 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3826 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3827 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3828 (consttable_16): Add pattern for outputting 16-byte minipool
3830 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3832 (vec-common.md, neon.md): Include md files.
3833 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3834 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3835 (memory_constraint "Ut", "Un", "Us"): Define.
3836 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3837 (MMX_char): New mode attribute.
3838 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3839 (*add<mode>3_iwmmxt): New insn pattern.
3840 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3841 (*sub<mode>3_iwmmxt): New insn pattern.
3842 (mulv4hi3): Rename to...
3843 (*mulv4hi3_iwmmxt): This.
3844 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3845 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3846 (uminv4hi3, uminv2si3): Remove. Replace with...
3847 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3848 (*umin<mode>3_iwmmxt): These.
3849 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3850 (ashr<mode>3_iwmmxt): This new pattern.
3851 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3852 (lshr<mode>3_iwmmxt): This new pattern.
3853 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3854 (ashl<mode>3_iwmmxt): This new pattern.
3855 * config/arm/neon-docgen.ml: New file. Generate documentation for
3857 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3858 * config/arm/arm_neon.h: New (autogenerated).
3859 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3861 * config/arm/neon.md: New file. Define NEON instructions.
3862 * config/arm/neon.ml: New file. Abstract description of NEON
3863 instructions, used to generate arm_neon.h header, documentation and
3865 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3866 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3868 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3870 (ARM NEON Intrinsics): New subsection.
3871 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3873 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3875 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3878 2007-07-24 Jan Hubicka <jh@suse.cz>
3880 * regclass.c (move_table): New type.
3881 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3882 (init_move_cost): Break out from ...
3883 (init_reg_sets_1): ... here; simplify computation of
3884 have_regs-of_mode and contains_reg_of_mode.
3885 (record_reg_classes): Unswitch internal loops.
3886 (copy_cost): Trigger lazy initialization of move cost
3887 (record_address_regs): Likewise.
3889 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3891 * config/darwin.c (darwin_override_options): Don't force on
3892 flag_var_tracking_uninit when no debug info is requested.
3894 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3896 * cfgloop.c (init_loops_structure): New function.
3897 (flow_loops_find): Create root of the loop tree unconditionally.
3899 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3901 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3903 2007-07-24 Jan Hubicka <jh@suse.cz>
3905 * caller-save.c: Include ggc.h, gt-caller-save.h
3906 (reg_save_code, reg_restore_code): Rename to ...
3907 (cached_reg_save_code, cached_reg_restore_code): ... those.
3908 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3909 (reg_save_code, reg_restore_code): New functions.
3910 (init_caller_save): Do not intialize
3911 reg_save_code/reg_restore_code tables.
3912 * Makefile.in: (gt-caller-save.h): New.
3914 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3916 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3917 with the mode of the original operand instead of
3920 2007-07-23 Jan Hubicka <jH@suse.cz>
3922 * i386.c (ix86_secondary_memory_needed): Break out to...
3923 (inline_secondary_memory_needed): ... here.
3924 (ix86_memory_move_cost): Break out to ...
3925 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3926 maximum of input and output; fix handling of Q_REGS on 64bit.
3927 (ix86_secondary_memory_needed): Microoptimize.
3929 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3931 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3932 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3933 stmts_from_loop, known_dependences_p, build_rdg): New.
3934 * tree-data-ref.h: Depends on graphds.h.
3935 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3936 (build_rdg): Declared.
3937 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3939 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3941 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3944 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3945 Jakub Jelinek <jakub@redhat.com>
3947 PR middle-end/PR28690
3948 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3949 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3950 and MEM_POINTER operands over REG and MEM operands.
3951 (swap_commutative_operands_p): Change return value to bool.
3952 * rtl.h: Update the corresponding prototype.
3953 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3954 instead of gen_rtx_PLUS.
3955 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3956 value to bool. Change function arguments to rtx's and update code
3958 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3959 calls to match the new declaration.
3960 * simplify-rtx.c (simplify_associative_operation): Don't
3961 reorder simplify_binary_operation arguments.
3963 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3965 * config/mips/mips.c (override_options): Use mips_costs to derive
3966 the default branch cost.
3967 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3969 * config/mips/mips.opt (mbranch-cost=): New option.
3970 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3972 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3974 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3975 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3976 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3977 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3979 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3981 * config/mips/constraints.md (ks): New constraint.
3982 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3983 (*add<mode>3_mips16): ...here.
3985 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3987 * optabs.h (enum optab_index): Add new OTI_signbit.
3988 (signbit_optab): Define corresponding macro.
3989 (enum insn_code signbit_optab[]): Remove array.
3990 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3991 (expand_copysign_absneg): If back end provides signbit insn, use it
3992 instead of bit operations on floating point argument.
3993 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3994 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3995 availability of signbit insn.
3997 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3998 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3999 SSE mode is not active.
4000 (isinf<mode>2): Disable for mfpmath=sse,387.
4002 2007-07-22 Ben Elliston <bje@au.ibm.com>
4004 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
4006 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
4008 2007-07-20 Richard Guenther <rguenther@suse.de>
4010 * tree-cfg.c (verify_expr): COND_EXPRs can have any
4011 integral typed condition.
4012 * tree-ssa.c (useless_type_conversion_p): Do not preserve
4013 booleanness. Only preserve conversions from a non-base
4014 type to a base type, not in general between types with
4015 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
4016 * tree.def (COND_EXPR): Document that the condition
4017 can be of any integral type.
4019 2007-07-20 Nigel Stephens <nigel@mips.com>
4020 Richard Sandiford <richard@codesourcery.com>
4022 * config/mips/mips.h (mips_dwarf_regno): Declare.
4023 (DBX_REGISTER_NUMBER): Remove redundant brackets.
4024 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
4025 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
4026 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
4027 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4028 (REG_CLASS_NAMES): Update accordingly.
4029 * config/mips/mips.c (mips_dwarf_regno): New array.
4030 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
4031 (mips_subword): Remove special handling for accumulator registers.
4032 (override_options): Initiailize mips_dwarf_regno. Remove use
4034 (mips_swap_registers): New function.
4035 (mips_conditional_register_usage): Swap accumulator registers
4036 around if TARGET_LITTLE_ENDIAN.
4037 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
4038 * config/mips/constraints.md (h, l): Use the endianness to choose
4039 between MD0_REG and MD1_REG.
4040 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
4041 alternative-dependent template.
4043 2007-07-20 Richard Sandiford <richard@codesourcery.com>
4045 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
4048 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4050 * function.c (thread_prologue_and_epilogue_insns): Fix exit
4051 predecessor fallthru flags.
4053 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
4055 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
4056 of compare to the same type.
4057 * cfgloopmanip.c (add_loop): Update information about loop exits.
4058 (loop_version): Remove the innermost loop requirement.
4059 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
4060 to sizetype for pointers.
4062 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
4064 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
4065 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
4066 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
4068 * config/dfp-bit.c: Empty for TFmode conversions.
4070 2007-07-18 Caroline Tice <ctice@apple.com>
4072 * var-tracking.c (find_src_status): Check for COND_EXEC insns
4073 and handle them correctly; check that src is not NULL before
4075 (find_src_set_src): Likewise.
4077 2007-07-18 Bob Wilson <bob.wilson@acm.org>
4079 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
4080 (struct alignment_context, init_alignment_context): New.
4081 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
4082 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
4083 (XCHAL_HAVE_S32C1I): Likewise.
4084 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
4085 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
4086 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
4087 (ATOMIC, HQI): New macros.
4088 (memory_barrier, *memory_barrier): New.
4089 (sync_lock_releasesi): New.
4090 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
4091 (sync_lock_test_and_set<mode>): New.
4092 (sync_<atomic><mode>): New.
4093 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
4094 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
4095 (xtensa_expand_atomic): New.
4097 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
4102 transformation for builtin ISNORMAL.
4103 (expand_builtin): Handle BUILT_IN_ISNORMAL.
4104 * builtins.def (BUILT_IN_ISNORMAL): New.
4105 * doc/extend.texi: Document isnormal.
4107 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
4112 optabs infrastructure. Provide generic implementation for
4114 (expand_builtin): Handle FINITE/ISFINITE.
4115 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
4116 (fold_builtin_1): Likewise.
4118 * builtins.def (BUILT_IN_ISFINITE): New.
4120 * doc/extend.texi: Document isfinite.
4122 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4127 * builtins.c (expand_builtin_interclass_mathfn): Provide a
4128 generic fallback for isinf.
4129 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
4130 calculation code ...
4131 * real.c (get_max_float): ... to here.
4132 * real.h (get_max_float): New.
4134 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4138 * builtin-attrs.def (ATTR_TYPEGENERIC,
4139 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
4141 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
4142 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
4143 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
4144 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
4146 * c-common.c (handle_type_generic_attribute): New.
4147 (c_common_attribute_table): Add "type generic".
4149 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4151 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4153 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4154 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4157 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4160 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4161 checking that the operand is an expression.
4163 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4164 Danny Smith <dannysmith@users.sourceforge.net>
4167 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4168 file mapping object in local namespace if Windows version later
4171 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4173 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4174 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4175 arm_cannot_force_const_mem.
4176 (arm_cannot_force_const_mem): New function.
4177 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4178 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4179 of arm_tls_referenced_p.
4180 * config/arm/arm.md (movsi): Split out-of-section constants when
4181 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4182 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4184 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4186 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4188 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4190 * config/mips/mips.md (*extendqihi2): Convert the destination
4193 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4195 * config/pa/fptr.c: Update license header.
4196 * config/pa/milli64.S: Likewise.
4198 2007-07-17 Nick Clifton <nickc@redhat.com>
4200 * COPYING_v3: New file. Contains version 3 of the GNU General
4202 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4203 Lesser General Public License.
4204 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4205 the GNU General Public License.
4207 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4209 PR rtl-optimization/32773
4210 * cfglayout.c (force_one_exit_fallthru): New function.
4211 (cfg_layout_finalize): Use it.
4213 2007-07-16 Richard Guenther <rguenther@suse.de>
4214 Uros Bizjak <ubizjak@gmail.com>
4216 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4217 before forcing it to gimple operand.
4219 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4220 David Ung <davidu@mips.com>
4222 * config/mips/mips.h (TUNE_24K): Define.
4223 (TUNE_MACC_CHAINS): Add TUNE_24K.
4224 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4226 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4227 (r74k_int_madd): .. this new reservation.
4228 (define_bypass): Fixed bypasses for r74k_int_madd to use
4230 * config/mips/24k.md (define_bypass): Define new
4231 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4233 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4234 Nigel Stephens <nigel@mips.com>
4236 * config/mips/mips.md: Include 20kc.md.
4237 * config/mips/20kc.md: New file.
4238 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4239 (mips_adjust_cost): Tweak for 20Kc.
4240 (mips_issue_rate): Likewise.
4241 * config/mips/mips.h (TUNE_20KC): Define.
4243 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4245 * config/rs6000/rs6000.c (struct processor_cost): Add
4246 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4248 (*_cost): Add cache information.
4249 (rs6000_override_options): Set cache parameters.
4251 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4254 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4255 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4257 2007-07-16 Paul Brook <paul@codesourcery.com>
4260 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4261 (cirrus_thumb2_movsi_insn): Ditto.
4263 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4265 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4268 2007-07-15 Andrew Haley <aph@redhat.com>
4270 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4271 before looking in the context.
4273 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4277 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4278 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4279 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4280 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4281 to generate .CALLINFO statement.
4282 (hppa_expand_prologue): Set rp_saved.
4283 (hppa_expand_epilogue): Use rp_saved.
4284 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4285 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4287 2007-07-14 Dirk Mueller <dmueller@suse.de>
4289 * omega.c (coalesce): Fix memory leak on early exit.
4290 * matrix-reorg.c (check_allocation_function): Likewise.
4291 * tree-vect-transform.c (vect_get_new_vect_var): free result
4293 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4294 pass pointer to edge vector
4295 (partition_hot_cold_basic_blocks): Fix memory leak.
4296 * collect2.c (prefix_from_string): Free temporary storage.
4297 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4299 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4301 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4302 (DO_GLOBAL_DTORS_BODY): Likewise.
4304 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4305 Nigel Stephens <nigel@mips.com>
4307 * config/mips/mips.c (mips_classify_symbol): Don't return
4308 SYMBOL_SMALL_DATA for constant pool addresses if
4309 TARGET_EMBEDDED_DATA is true.
4311 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4313 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4314 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4315 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4316 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4317 __builtin_ia32_storehps, __builtin_ia32_storelps,
4318 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4319 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4320 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4321 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4322 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4323 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4324 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4325 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4326 using def_builtin_const.
4328 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4330 PR tree-optimization/32705
4331 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4332 (simplify_binary_expression): Use SSA_VAL consistently.
4334 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4336 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4337 (SPEFSCR_REGNO): Delete definition.
4338 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4339 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4340 * config/rs6000/rs6000.h: Do not define *_REGNO.
4341 LINK_REGISTER_REGNUM -> LR_REGNO.
4342 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4343 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4344 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4345 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4346 R_VRSAVE, R_VSCR. Use them.
4347 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4348 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4349 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4350 * config/rs6000/aix.h: Define R_LR. Use it.
4352 2007-07-13 Caroline Tice <ctice@apple.com>
4354 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4355 flag_var_tracking is explicitly turned off (i.e. when variable
4356 tracking is not feasible); otherwise, turn flag_var_tracking on when
4357 flag_var_tracking_uninit is on.
4358 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4359 note definitions, to allow recording of initialization status in the
4361 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4362 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4363 determine if two note locations are equal.
4364 (output_loc_list): Don't output list entries whose start & end labels
4366 (reg_loc_descriptor): Add parameter for initialization status; pass it
4367 to other loc descriptor functions.
4368 (one_reg_loc_descriptor): Add parameter for initialization status;
4369 check its value and add DW_OP_GNU_uninit to returned loc descr if
4371 (multiple_reg_loc_descriptor): Add parameter for initialization
4373 pass init status argument to other loc descriptor functions; check
4374 value of intialization parameter and add DW_OP_GNU_uninit to returned
4375 loc descr if appropriate.
4376 (based_loc_descr): Add parameter for initialization status; add new
4377 variable for return value; check value of initialization parameter and
4378 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4379 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4380 pass init status argument to other loc descriptor functions; check
4381 value of intialization parameter and add DW_OP_GNU_uninit to returned
4382 loc descr if appropriate.
4383 (mem_loc_descriptor): Likewise.
4384 (concat_loc_descriptor): Likewise.
4385 (concatn_loc_descriptor): Likewise.
4386 (loc_descriptor): Add parameter for initialization status; pass it as
4387 argument to other loc descriptor function calls.
4388 (loc_descriptor_from_tree_1): Add appropriate initialization status
4389 to loc descriptor function calls.
4390 (add_location_or_const_value_attribute): Get initialization status
4391 from VAR_LOCATION note; add initialization status to loc descriptor
4393 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4394 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4395 status is uninitialized, add "[uninint]" to output.
4396 * common.opt (fvar-tracking-uninit): New option, similar to
4397 fvar-tracking, to turn on tracking of uninitialized variables; creates
4398 a new global flag, flag_var_tracking_uninit.
4399 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4400 (enum var_init_status): New type, for var initialization status field.
4401 * var-tracking.c (struct location_chain_def): Two new fields, init,
4402 for initialization status, and set_src for the assignment value expr.
4403 (unshare_variable): New parameter for initialization status;
4404 initialize new init and set_src fields.
4405 (var_reg_set): New parameters for initialization status and value;
4406 pass them to set_variable_part.
4407 (var_mem_set): Likewise.
4408 (get_init_value): New function.
4409 (var_reg_delete_and_set): New initialization status & value
4410 parameters; add call to get_init_value if status is unknown; pass new
4411 parameters to clobber_variable_part and var_reg_set.
4412 (var_mem_delete_and_set): Likewise.
4413 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4414 (var_mem_delete): Likewise.
4415 (variable_union): Pass status to unshare_variable; initialize new init
4416 and set_src fields. If flag_var_tracking_uninit is not set, force
4417 status to initialized.
4418 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4419 used later to get the set_src value.
4420 (find_src_status): New function.
4421 (find_src_set_src): New function.
4422 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4423 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4424 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4425 and var_mem_delete_and_set.
4426 (dump_variable): Print out "[uninit]" if appropriate.
4427 (set_variable_part): Add new initialization and set_src parameters;
4428 pass status to unshare_variable; set node->init and node- >set_src
4429 fields and modify slot in hash table appropriately; save the init and
4430 set_src values if appropriate and assign to the new node.
4431 (clobber_variable_part): New set_src parameter; if two nodes have
4432 same variable and same location but different set_src (assignment)
4433 values, clobber old node.
4434 (delete_variable_part): Pass init status to unshare_variable.
4435 (emit_note_insn_var_location): Add initialized var; assign var's init
4436 status to new 'initialized'; pass new init status field to calls to
4437 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4438 status to initialized.
4439 (emit_notes_in_bb): Pass initialization status to calls to
4440 var_reg_set, var_mem_set, var_reg_delete_and_set and
4441 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4442 var_reg_delete_and_set and var_mem_delete_and_set; call
4443 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4444 make up for change in add_stores.
4445 (vt_add_function_parameters): Add status to calls to
4447 * config/darwin.c (darwin_override_options): Turn on uninitialized
4448 tracking automatically, if var_tracking is on and the system is
4451 2007-07-13 Sa Liu <saliu@de.ibm.com>
4453 * config.gcc: Add options for arch and tune on SPU.
4454 * config/spu/predicates.md: Add constant operands 0 and 1.
4455 * config/spu/spu-builtins.def: Add builtins for double precision
4456 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4457 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4459 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4461 * config/spu/spu-protos.h: Add new function prototypes.
4462 * config/spu/spu.c (spu_override_options): Check options -march and
4464 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4465 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4467 (spu_const_from_int): New. Create a vector constant from 4 ints.
4468 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4469 (spu_emit_vector_compare): New. Emit vector compare.
4470 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4471 * config/spu/spu.h: Add options -march and -mtune. Define processor
4472 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4473 CANONICALIZE_COMPARISON.
4474 * config/spu/spu.md: Add new insns for double precision compare
4475 and double precision vector compare. Add vcond and smax/smin patterns
4476 to enable DFmode vector conditional expression.
4477 * config/spu/spu.opt: Add options -march and -mtune.
4478 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4479 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4480 both CELL and CELLEDP targets: spu_testsv.
4481 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4484 2007-07-13 Richard Guenther <rguenther@suse.de>
4486 PR tree-optimization/32721
4487 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4488 TREE_THIS_VOLATILE on the folded reference.
4489 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4490 if the array reference has TREE_THIS_VOLATILE set.
4492 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4495 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4497 2007-07-13 Andreas Schwab <schwab@suse.de>
4499 * gengtype-lex.l: Allow declarations to be indented.
4501 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4503 * ginclude/tgmath.h: New.
4504 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4505 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4506 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4507 * configure: Regenerate.
4509 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4511 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4512 correct index when setting register save state for xd
4515 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4517 * config/sh/sh.c (mark_use): Remove.
4519 2007-07-12 Paul Brook <paul@codesourcery.com>
4521 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4522 reg does not overlap return value.
4524 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4526 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4527 (set_expression_vuses): Ditto.
4528 (init_pre): Initialize expression_vuses.
4530 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4532 * config/i386/sse.md (storentdf, storentsf): New.
4534 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4536 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4538 * tree.c (build_decl_stat): Move code from here...
4539 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4540 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4541 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4542 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4543 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4546 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4547 Devang Patel <dpatel@apple.com>
4549 PR tree-optimization/25413
4550 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4551 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4552 * tree.h (contains_packed_reference): New.
4553 * expr.c (contains_packed_reference): New.
4554 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4555 (vect_enhance_data_refs_alignment): Call
4556 vector_alignment_reachable_p.
4557 * target.h (vector_alignment_reachable): New builtin.
4558 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4559 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4560 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4562 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4564 * target.h (builtin_vectorization_cost): Add new target builtin.
4565 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4566 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4567 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4568 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4569 uninitialized variables.
4570 * tree-vect-transform.c (cost_for_stmt): New function.
4571 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4572 using cost 1 for all scalar stmts. Be less conservative when
4573 estimating the number of prologue/epulogue iterations. Call
4574 targetm.vectorize.builtin_vectorization_cost. Return
4575 min_profitable_iters-1.
4576 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4577 initialization cost instead of TARG_VEC_STMT_COST. Use
4578 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4579 epilogue code. Fix epilogue cost computation.
4580 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4581 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4582 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4583 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4584 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4585 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4587 2007-07-12 Richard Guenther <rguenther@suse.de>
4589 * gimplify.c (gimplify_conversion): Make sure that the result
4590 from maybe_fold_offset_to_reference is trivially convertible
4591 to the desired type before doing the simplification.
4592 (gimplify_expr): Likewise.
4593 * fold-const.c (fold_binary): Use the correct types for
4594 building the simplified expression.
4596 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4598 PR rtl-optimization/32729
4599 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4600 that fallthru to exit.
4602 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4604 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4605 (symDTPOFF2reg): Likewise.
4607 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4609 PR tree-optimization/32663
4611 * tree.h (VALUE_HANDLE_VUSES): Remove.
4612 (struct tree_value_handle): Remove vuses.
4614 * tree-vn.c (create_value_handle_for_expr): Don't set
4617 * tree-ssa-pre.c (expression_vuses): New.
4618 (alloc_expression_id): Set up expression_vuses.
4619 (get_expression_vuses): New.
4620 (set_expression_vuses): Ditto.
4621 (clear_expression_ids): Modify for expression_vuses.
4622 (phi_translate_1): Ditto.
4623 (phi_translate_set): Ditto.
4624 (value_dies_in_block_x): Ditto
4625 (valid_in_sets): Ditto.
4626 (add_to_sets): Ditto.
4627 (find_existing_value_expr): Ditto.
4628 (create_value_handle_for_expr): Ditto.
4629 (make_values_for_stmt): Ditto.
4630 (vuse_equiv): Remove.
4632 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4634 * Makefile.in (mostlyclean): Remove object files.
4636 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4638 * toplev.c (no_new_pseudos): Deleted.
4639 * rtl.h (no_new_pseudos): Deleted.
4640 * tree-pass.h (pass_no_new_pseudos): Deleted.
4641 * passes.c (pass_no_new_pseudos): Deleted.
4642 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4643 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4644 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4646 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4647 * rtlhooks.c (gen_lowpart_general): Ditto.
4648 * optabs.c (prepare_operand): Ditto.
4649 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4651 * modulo-sched.c (rest_of_handle_sms): Ditto.
4652 * see.c (rest_of_handle_see): Ditto.
4653 * ifcvt.c (if_convert): Ditto.
4654 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4656 * init-regs.c (gate_initialize_regs): Deleted set of
4658 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4659 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4660 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4662 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4666 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4667 (*vec_extractv2di_1_rex64): New insn pattern.
4669 2007-07-11 David Daney <ddaney@avtrex.com>
4671 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4672 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4673 for SIGNAL_UNWIND_RETURN_COLUMN.
4674 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4675 (DWARF_FRAME_REGNUM): Rewrite.
4676 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4678 2007-07-11 Nick Clifton <nickc@redhat.com>
4680 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4681 delta and use gen_int_mode in place of GET_INT instead.
4683 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4685 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4688 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4690 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4691 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4693 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4694 (USE_CANONICAL_TYPES): New.
4695 * doc/invoke.texi (verify-canonical-types): Remove.
4696 (use-canonical-types): Add.
4698 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4700 * config/spu/spu.c (spu_optimization_options): Remove setting of
4701 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4702 (spu_override_options): Move it here.
4704 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4706 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4707 * config/mips/mips.c (mips_cpu_info_table): Mention
4708 MIPS_ISA_LEVEL_SPEC in the comment.
4710 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4712 PR tree-optimization/32713
4713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4715 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4718 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4719 conditional to flag_isoc99.
4720 (c_common_init_options): Do it here, unconditionally.
4722 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4724 PR tree-optimization/32589
4725 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4726 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4727 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4728 predicate, extracted from...
4729 (set_rhs): ...here. Call it for the expression on entry.
4730 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4731 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4732 (simplify_binary_expression): Use valid_gimple_expression_p
4733 to validate the simplification.
4734 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4736 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4738 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4739 DWARF2_DEBUG on 32 bit target too.
4740 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4742 2007-07-11 Nick Clifton <nickc@redhat.com>
4744 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4745 version for 64-bit hosts.
4747 2007-07-10 David Daney <ddaney@avtrex.com>
4749 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4751 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4753 * config/mips/mips.c (mips_expand_synci_loop): New function.
4754 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4755 (UNSPEC_RDHWR): Same.
4756 (UNSPEC_SYNCI): Same.
4757 (UNSPEC_SYNC): Same.
4758 (clear_cache): New expand.
4762 (clear_hazard): Same.
4763 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4765 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4766 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4768 2007-07-10 Ian Lance Taylor <iant@google.com>
4770 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4773 2007-07-10 David Daney <ddaney@avtrex.com>
4775 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4776 * builtins.c (expand_builtin___clear_cache): New function.
4777 (expand_builtin): Call expand_builtin___clear_cache for
4778 BUILT_IN_CLEAR_CACHE case.
4779 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4780 * doc/md.texi (clear_cache): Document new instruction pattern.
4781 * testsuite/gcc.dg/builtins-64.c: New test.
4783 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4785 * config/cris/cris.md ("movsi"): Fix typo in last change.
4787 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4790 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4792 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4793 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4794 for FUNCTION_DECLs. Don't use align_functions_log if
4796 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4797 even for FUNCTION_DECLs.
4798 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4800 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4801 (DECL_FUNCTION_CODE): Update for new location and name of
4803 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4804 (struct tree_decl_common): Move 'align' and 'off_align' out
4805 of union, ensure they're still on a 32-bit boundary. Remove
4806 other fields in union 'u1'.
4807 (struct tree_function_decl): Add field 'function_code' replacing
4808 'u1.f' in tree_decl_common.
4809 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4810 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4811 (Variable Attributes): Cross-reference 'aligned' attribute
4812 to Function Attributes.
4813 * flags.h (force_align_functions_log): Delete.
4814 * toplev.c (force_align_functions_log): Delete.
4816 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4820 (*vec_concatv2di_rex): New insn pattern.
4822 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4825 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4827 2007-07-10 Ian Lance Taylor <iant@google.com>
4829 Replace no_new_pseudos in backends.
4830 * rtl.h (can_create_pseudo_p): Define.
4831 * config/darwin.c (machopic_indirect_data_reference): Use
4832 can_create_pseudo_p () instead of no_new_pseudos.
4833 (machopic_indirect_data_reference): Likewise.
4834 (machopic_legitimize_pic_address): Likewise.
4835 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4836 (alpha_emit_set_const_1): Likewise.
4837 (alpha_emit_set_const): Likewise.
4838 (alpha_emit_conditional_move): Likewise.
4839 (alpha_split_conditional_move): Likewise.
4840 * config/alpha/alpha.md (various splitters): Likewise.
4842 * config/arm/arm.c (legitimize_pic_address): Likewise.
4843 (arm_load_pic_register): Likewise.
4844 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4845 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4846 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4847 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4848 * config/cris/cris.md (movsi): Likewise.
4849 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4850 (symGOTOFF2reg_hilo): Likewise.
4851 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4852 * config/h8300/h8300.md (insv, extzv): Likewise.
4853 * config/i386/i386.c (ix86_expand_move): Likewise.
4854 (ix86_expand_vector_move): Likewise.
4855 (ix86_prepare_fp_compare_args): Likewise.
4856 (ix86_expand_carry_flag_compare): Likewise.
4857 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4858 (tls_dynamic_gnu2_combine_32): Likewise.
4859 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4860 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4861 (ia64_expand_movxf_movrf): Likewise.
4862 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4863 (m32c_split_move): Likewise.
4864 (m32c_expand_insv): Likewise.
4865 * config/m68k/m68k.md (movsi): Likewise.
4866 * config/mips/mips.c (mips_force_temporary): Likewise.
4867 (mips_split_symbol): Likewise.
4868 (mips_move_integer): Likewise.
4869 (mips_legitimize_const_move): Likewise.
4870 * config/mn10300/mn10300.md (movsi): Likewise.
4871 * config/pa/pa.c (emit_move_sequence): Likewise.
4872 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4873 (rs6000_got_register): Likewise.
4874 (create_TOC_reference): Likewise.
4875 (rs6000_machopic_legitimize_pic_address): Likewise.
4876 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4877 (various splitters): Likewise.
4878 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4879 (movsi_got): Likewise.
4880 * config/s390/s390.c (emit_symbolic_move): Likewise.
4881 * config/s390/s390.md (movhi, movqi): Likewise.
4882 (load_multiple, store_multiple): Likewise.
4883 * config/score/score.c (score_force_temporary): Likewise.
4884 * config/sh/sh.c (prepare_move_operands): Likewise.
4885 (prepare_cbranch_operands): Likewise.
4886 (emit_fpu_switch): Likewise.
4887 (fpscr_set_from_mem): Likewise.
4888 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4889 (adddi3, subsi3): Likewise.
4890 (various splitters): Likewise.
4891 (divsi_inv_fp_combine): Likewise.
4892 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4893 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4895 * config/sh/predicates.md (xor_operand): Likewise.
4896 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4897 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4898 (movdi_pic_label_ref): Likewise.
4899 * config/spu/spu.c (spu_split_immediate): Likewise.
4900 * config/alpha/alpha.md (various splitters): Remove test
4901 !no_new_pseudos || reload_completed.
4902 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4904 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4905 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4906 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4907 * config/score/score.c (th_output_mi_thunk): Likewise.
4908 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4909 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4911 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4913 PR rtl-optimization/32664
4914 * mode-switching.c (create_pre_exit): Skip barrier insns.
4916 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4918 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4919 force_gimple_operand_bsi.
4920 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4921 rewrite_use_compare): Ditto.
4922 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4924 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4925 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4926 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4927 * tree-profile.c (prepare_instrumented_value,
4928 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4929 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4930 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4931 tree_gen_ior_profiler): Ditto.
4932 * tree-ssa-reassoc.c (negate_value): Ditto.
4933 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4934 Use force_gimple_operand_bsi.
4935 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4936 * tree-if-conv.c (add_to_dst_predicate_list,
4937 find_phi_replacement_condition): Ditto.
4938 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4939 Call mark_symbols_for_renaming for new statements.
4940 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4942 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4944 * cfghooks.c (remove_edge): New function.
4945 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4947 * cfghooks.h (remove_edge): Declare.
4948 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4949 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4951 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4953 * optabs.h: Added declaration for signbit_optab.
4954 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4955 * genoptinit.c (optabs): Added entry for signbit insns.
4956 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4958 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4959 * config/s390/s390.md (signbit<mode>2): New expander.
4961 2007-07-09 Richard Guenther <rguenther@suse.de>
4964 * fold-const.c (fold_plusminus_mult_expr): Move constant
4965 arguments second to allow decomposing.
4967 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4970 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4973 Disregard DECL_FROM_INLINE.
4975 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4978 * doc/invoke.texi: Add ftree-reassoc flag.
4979 * common.opt (ftree-reassoc): New flag.
4980 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4981 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4983 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4985 PR tree-optimization/32681
4986 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4987 saved in second_edge->aux when first_bb is a loop header.
4989 2007-07-09 Jan HUbicka <jh@suse.cz>
4991 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4993 2007-07-09 Richard Guenther <rguenther@suse.de>
4995 * c-decl.c (start_function): Do not promote return type.
4997 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4999 * function.c (do_warn_unused_parameter): Do not warn if
5000 TREE_NO_WARNING is set.
5002 2007-07-08 Andreas Schwab <schwab@suse.de>
5004 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
5006 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
5009 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5011 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5012 apply to assembly language, too.
5013 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5015 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
5017 Revert (note the sccvn portions are *not* reverted)
5018 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5020 Fix PR tree-optimization/23488
5022 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5024 * tree-flow-inline.h (get_value_handle): Ditto.
5025 * tree-ssa-pre.c (decl_vh_map): New.
5026 (decl_node_pool): New.
5027 (can_value_number_operation): Support DECL_P.
5028 (can_PRE_operation): Ditto.
5029 (create_expression_by_pieces): Ditto.
5030 (find_existing_value_expr): Modify to differnetiate between
5031 addressing and top level.
5032 (create_value_handle_for_expr): Handle DECL's.
5033 (poolify_tree): Ditto.
5034 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5035 (make_values_for_stmt): Handle DECL's properly.
5036 (init_pre): Reorg to not init useless things during FRE.
5038 * tree-flow.h: Include pointer-set.h.
5039 (decl_vh_map): Declare.
5040 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5042 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
5044 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
5045 the constraint description.
5046 * doc/md.texi: Update documentation of AVR constraints.
5048 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
5050 * auto-inc-dec.c, config/arm/arm.c,
5051 config/m32r/constraints.md, config/mips/mips.md,
5052 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
5053 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
5054 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
5055 typos. Follow spelling conventions.
5056 * doc/invoke.texi, doc/rtl.texi: Fix typos.
5058 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5059 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5061 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
5062 realloc_vuse): Remove.
5063 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
5066 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
5068 Fix PR tree-optimization/23488
5070 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
5071 (try_to_simplify): Ditto.
5073 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
5075 * tree-flow-inline.h (get_value_handle): Ditto.
5076 * tree-ssa-pre.c (decl_vh_map): New.
5077 (decl_node_pool): New.
5078 (can_value_number_operation): Support DECL_P.
5079 (can_PRE_operation): Ditto.
5080 (create_expression_by_pieces): Ditto.
5081 (find_existing_value_expr): Modify to differnetiate between
5082 addressing and top level.
5083 (create_value_handle_for_expr): Handle DECL's.
5084 (poolify_tree): Ditto.
5085 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
5086 (make_values_for_stmt): Handle DECL's properly.
5087 (init_pre): Reorg to not init useless things during FRE.
5089 * tree-flow.h: Include pointer-set.h.
5090 (decl_vh_map): Declare.
5091 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
5093 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
5095 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
5096 apply to assembly language, too.
5097 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
5099 2007-07-06 Ian Lance Taylor <iant@google.com>
5100 Zack Weinberg <zackw@panix.com>
5103 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
5105 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5107 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
5108 (prefetch): Likewise if "pref" would be used.
5110 2007-07-06 Josh Conner <jconner@apple.com>
5114 * calls.c (store_one_arg): Handle arguments which are partially
5115 on the stack when detecting argument overlap.
5117 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
5119 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
5120 chosen during find_reloads.
5122 2007-07-06 Richard Guenther <rguenther@suse.de>
5124 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
5125 TYPE_ARG_TYPES for verification of argument types. Use
5126 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
5127 parameters as variable arguments.
5129 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
5131 * libgcc2.h (word_type): Type definition removed.
5132 (cmp_return_type, shift_count_type): Type definitions added.
5133 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5134 replaced with shift_count_type.
5135 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5137 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
5138 changed from word_type to Wtype.
5139 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
5140 replaced with shift_count_type.
5141 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
5143 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
5144 and libgcc_shift_count attribute added.
5145 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
5146 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5147 (TARGET_INITIALIZER): New target hooks added.
5148 * targhooks.c (default_libgcc_cmp_return_mode,
5149 default_libgcc_shift_count_mode): Default implementations for the new
5151 * targhooks.h (default_libgcc_cmp_return_mode,
5152 default_libgcc_shift_count_mode): Function prototypes added.
5153 * target.h (struct gcc_target): Fields for the new target hooks added.
5154 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5156 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5159 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5160 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5162 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5163 s390_libgcc_shift_count_mode): Functions added.
5164 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5165 Target hooks defined.
5167 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5169 * config/mips/mips.c (compute_frame_size): Restore the original
5170 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5171 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5172 Document why the difference is needed.
5174 2007-07-06 Richard Guenther <rguenther@suse.de>
5176 * c-common.c (boolean_increment): Use correctly typed
5179 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5181 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5182 the topmost argument register is not also included in the save mask.
5183 (mips16e_collect_argument_save_p): Take a pointer to the argument
5184 register, rather than a pointer to the number of arguments.
5185 (mips16e_collect_argument_saves): Only include argument saves
5186 that aren't in the register mask.
5188 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5190 PR rtl-optimization/32450
5191 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5192 to ensure that instructions are not moved into the prologue when
5193 profiling is on. Remove unused prologue_end variable.
5194 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5195 as a scheduling barrier.
5197 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5200 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5201 Disregard DECL_FROM_INLINE.
5203 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5205 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5206 IORing with a constant.
5208 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5210 PR rtl-optimization/32475
5211 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5212 for every definition of the stack pointer.
5214 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5216 * arm.c (vfp3_const_double_index): Copy signed results of
5217 REAL_VALUE_TO_INT into unsigned vars.
5219 2007-07-05 Richard Guenther <rguenther@suse.de>
5222 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5224 * tree-ssa.c (useless_type_conversion_p): Check canonical
5227 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5229 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5230 zero_extendhisi2): Change to define_insn_and_split.
5231 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5233 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5235 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5236 pass_match_asm_constraints): New.
5237 * passes.c (init_optimization_passes): Add new pass.
5238 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5239 * function.h (struct function): Add has_asm_statement bit.
5240 (current_function_has_asm_statement): New.
5241 * tree-pass.h (pass_match_asm_constraints): New.
5243 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5245 * config/mips/mips.c (mips_file_start): Avoid declaration
5248 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5250 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5252 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5254 * rtl.def (NOTE): Change print format string to print
5255 operand 5 as a note insn name.
5257 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5258 David Ung <davidu@mips.com>
5260 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5261 * doc/invoke.texi: (MIPS Options): Document them.
5263 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5264 David Ung <davidu@mips.com>
5266 Add support for SmartMIPS ASE.
5268 * optabs.c (expand_binop_directly): New, broken out from...
5269 (expand_binop): Here. Make it try rotating in the other
5270 direction even when the second operand isn't constant.
5271 * config/mips/mips.md (*lwxs): New.
5272 * config/mips/mips.opt (msmartmips): New.
5273 * config/mips/mips.c (mips_lwxs_address_p): New.
5274 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5275 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5276 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5277 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5278 (ISA_HAS_LWXS): New.
5279 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5280 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5281 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5282 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5283 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5284 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5285 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5287 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5289 * tree-vectorizer.c (new_loop_vec_info): Initialize
5290 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5291 * tree-vectorizer.h (_loop_vec_info): Added new filed
5292 min_profitable_iters.
5293 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5294 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5295 * tree-vect-analyze.c (vect_analyze_operations): Set
5296 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5297 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5298 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5299 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5300 and prologue cost to after they are computed.
5301 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5303 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5304 of creating vectors from scalars according to dt.
5305 (vect_model_store_cost): Likewise.
5306 (vectorizable_call): Use dt array instead of scalar dt. Call
5307 vect_model_simple_cost with additional argument dt.
5308 (vectorizable_assignment): Likewise.
5309 (vectorizable_operation): Likewise.
5310 (vectorizable_type_demotion): Likewise.
5311 (vectorizable_type_promotion): Likewise.
5312 (vectorizable_store): Use dt array instead of scalar dt. Call
5313 vect_model_store_cost with additional argument dt.
5314 (vect_do_peeling_for_loop_bound): Don't call
5315 vect_estimate_min_profitable_iters. Instead, lookup
5316 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5317 "may not be profitable".
5319 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5322 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5323 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5324 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5325 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5327 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5329 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5330 addressing modes cheaper.
5332 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5334 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5335 (dw_ranges_struct): Rename block_num to num. Adjust.
5336 (dw_ranges_by_label_struct): New.
5337 (ranges_by_label, ranges_by_label_allocated,
5338 ranges_by_label_in_use): New variables.
5339 (add_ranges_num): Factored most of the code out of...
5340 (add_ranges): ... this one. Rewrite in terms of the former.
5341 (add_ranges_by_labels): New.
5342 (output_ranges): Output by-label ranges.
5343 (dwarf2out_finish): Output range for multiple-section
5344 compile_unit. Output standard DW_AT_low_pc in addition to
5345 unexpected DW_AT_entry_pc.
5347 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5349 PR tree-optimization/32604
5350 PR tree-optimization/32606
5352 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5353 (compute_antic_safe): Removed.
5354 (ANTIC_SAFE_LOADS): Ditto.
5355 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5356 (execute_pre): Don't call compute_antic_safe.
5357 (vuse_equiv): New function.
5358 (make_values_for_stmt): Use it
5359 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5362 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5365 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5367 (avr_attribute_table): Make "naked" attribute apply to function types
5368 rather than to decls.
5369 (avr_handle_fntype_attribute): New function.
5371 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5373 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5376 2007-07-04 David Ung <davidu@mips.com>
5377 Joseph Myers <joseph@codesourcery.com>
5379 * config/mips/mips.md (type): Add logical, signext and move.
5380 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5381 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5382 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5383 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5384 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5385 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5386 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5387 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5388 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5389 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5390 movv2sf_hardfloat_64bit): Use the new types.
5391 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5392 *movdf_softfloat, *movdf_mips16): Use "multi".
5393 (extendqihi2): Replace with a define_expand.
5394 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5395 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5396 * config/mips/74k.md (r74k_int_logical): New reservation and
5398 (r74k_int_arith): Remove "slt".
5399 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5400 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5401 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5402 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5403 reservations for "arith".
5405 2007-07-04 Richard Guenther <rguenther@suse.de>
5407 * tree-ssa.c (useless_type_conversion_p): Add handling for
5408 scalar float and vector types. Only call the types_compatible_p
5409 langhook for aggregate types as last resort. Follow the
5412 2007-07-04 Richard Guenther <rguenther@suse.de>
5414 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5415 the same as NOP_EXPR.
5417 2007-07-04 Nick Clifton <nickc@redhat.com>
5419 * target.h (struct gcc_target): Add target_help field.
5420 * target-def.h (TARGET_HELP): New.
5421 (TARGET_INITIALIZER): Use TARGET_HELP.
5422 * opts.c (command_handle_option): Invoke target_help function, if
5423 defined, when the user has specified --target-help on the command
5425 * doc/invoke.texi: Mention that --target-help might print
5426 additional information.
5427 * doc/tm.texi: Document TARGET_HELP hook.
5429 * arm.c (TARGET_HELP): Override default definition.
5430 (arm_target_help): New - display a wrapped list of cores and
5431 architectures supported.
5433 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5435 * config/v850/v850.c (expand_prologue): Make sure
5436 GEN_INT() argument is sign extended rather than zero extended.
5437 (expand_epilogue): Likewise.
5438 (output_move_double): Delete.
5439 * config/v850/v850-protos.h (output_move_double): Delete.
5440 * config/v850/v850.md (movdi): Delete.
5441 (*movdi_internal): Delete.
5443 (*movdf_internal): Delete.
5445 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5447 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5448 unless compiling RTP PIC.
5450 2007-07-04 Richard Guenther <rguenther@suse.de>
5452 PR tree-optimization/32482
5453 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5454 original ssa name if we didn't find a shift expression.
5455 Fix shift constant for bit zero test.
5457 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5459 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5461 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5463 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5464 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5465 * config/arm/vxworks.h (ASM_SPEC): Delete.
5466 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5468 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5470 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5471 (DDR_REVERSED_P): New.
5472 * tree-data-ref.c (initialize_data_dependence_relation,
5473 build_classic_dist_vector): Set DDR_REVERSED_P.
5475 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5478 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5479 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5480 init_omega_for_ddr_1): Use non conservative number of iterations
5482 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5483 (analyze_siv_subscript): Remove FIXME and reinitialization of
5484 last_conflicts to chrec_dont_know.
5485 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5487 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5489 * tree.c (maybe_canonicalize_argtypes): Improve description.
5491 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5493 * tree.c (maybe_canonicalize_argtypes): New.
5494 (build_function_type): Set canonical type.
5495 (build_method_type_directly): Ditto.
5496 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5499 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5501 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5503 (rewrite_use_nonlinear_expr): Likewise.
5505 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5507 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5509 2007-07-04 Ben Elliston <bje@au.ibm.com>
5511 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5514 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5516 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5517 (Exception Handling): Likewise.
5519 2007-07-03 Jan Hubicka <jh@suse.cz>
5521 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5523 2007-07-03 Eric Christopher <echristo@apple.com>
5525 * doc/cppopts.texi: Add conflicting option note to -dM.
5526 * doc/invoke.texi: Add note about possible conflicts with
5527 -E for -dCHARS and note that -dM will not produce
5528 any results if there is no machine dependent reorg.
5530 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5532 * tree.h (DECL_ALIGN): Back out previous change.
5534 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5536 * configure.ac: Test for .dtprelword support on MIPS.
5537 * configure, config.in: Regenerate.
5538 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5539 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5541 2007-07-03 Julian Brown <julian@codesourcery.com>
5543 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5544 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5545 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5546 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5548 (all_fpus): Add FPUTYPE_VFP3.
5549 (fp_model_for_fpu): Add VFPv3 field.
5550 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5551 (vfp3_const_double_index): New function. Return integer index of
5552 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5554 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5555 and argument represents a valid RTX for a VFPv3 constant.
5556 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5558 (vfp_emit_fstmd): Similar, for fstmd.
5559 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5560 constants, represented as integer indices.
5561 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5562 VFP_REGNO_OK_FOR_DOUBLE macros.
5563 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5564 (arm_file_start): Set float-abi attribute for VFPv3, and output
5565 correct ".fpu" assembler directive.
5566 (arm_dbx_register_numbering): Add FIXME.
5567 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5568 (fputype): Add FPUTYPE_VFP3.
5569 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5570 (CALL_USED_REGISTERS): Likewise.
5571 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5572 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5573 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5574 (D7_VFP_REGNUM): New.
5575 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5576 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5577 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5578 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5579 (REG_ALLOC_ORDER): Adjust for VFPv3.
5580 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5581 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5582 VFP_LO_REGS, VFP_HI_REGS.
5583 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5584 (IS_VFP_CLASS): Define macro.
5585 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5587 (REGISTER_MOVE_COST): Likewise.
5588 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5589 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5590 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5591 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5592 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5593 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5594 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5595 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5596 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5597 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5598 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5599 where appropriate for single-word registers.
5600 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5601 As above. Fix type attributes.
5602 * config/arm/constraints.md (register_contraint "t"): Define.
5603 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5605 (register_constraint "x"): Define.
5606 (constraint "Dv"): Define.
5608 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5610 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5612 2007-07-03 Tom Tromey <tromey@redhat.com>
5614 * c-parser.c (objc_pq_context): Removed.
5615 (objc_need_raw_identifier): Likewise.
5616 (c_parser) <objc_pq_context>: New field.
5617 <objc_need_raw_identifier>: Likewise.
5618 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5619 (c_lex_one_token): Update.
5620 (c_parser_objc_protocol_definition): Update.
5621 (c_parser_objc_method_definition): Update.
5622 (c_parser_objc_methodproto): Update.
5623 (c_parser_declspecs): Update.
5625 2007-07-03 David Ung <davidu@mips.com>
5627 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5629 2007-07-03 David Ung <davidu@mips.com>
5630 Richard Sandiford <richard@codesourcery.com>
5632 * doc/invoke.texi: Document -march=74kf3_2.
5633 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5634 (TUNE_74K): Check for it.
5635 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5636 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5637 * config/mips/mips.md (cpu): Add 74kf3_2.
5638 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5639 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5640 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5641 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5642 74kf3_2 to the CPU list.
5643 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5644 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5645 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5646 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5647 (r74kf3_2_fxfer_from_c1): New insn reservations.
5649 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5650 David Ung <davidu@mips.com>
5652 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5653 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5654 and 74k[fx]. Document aliases for the new options.
5655 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5656 (PROCESSOR_24KF2_1): ...this.
5657 (PROCESSOR_24KX): Rename to...
5658 (PROCESSOR_24KF1_1): ...this.
5659 (PROCESSOR_74KF): Rename to...
5660 (PROCESSOR_74KF2_1): ...this.
5661 (PROCESSOR_74KX): Rename to...
5662 (PROCESSOR_74KF1_1): ...this.
5663 (TUNE_74K): Update PROCESSOR_* names.
5664 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5665 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5666 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5667 (mips_rtx_cost_data): Update processor names in comments.
5668 (mips_issue_rate): Update PROCESSOR_* names.
5669 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5670 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5671 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5672 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5673 Update cpu attribute names.
5674 (r24k_fpu_iss): Rename this reservation to...
5675 (r24kf2_1_fpu_iss): ...this and update all uses.
5676 (r24kx_fpu_iss): Rename this reservation to...
5677 (r24kf1_1_fpu_iss): ...this and update all uses.
5678 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5679 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5680 Update cpu attribute names.
5682 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5684 * config/m32r/constraints.md: New file.
5685 * config/m32r/m32r.c: Include tm-constrs.h.
5686 (small_data_operand): Use satisfies_constraint_* instead of macro.
5687 (addr24_operand, gen_compare): Likewise.
5688 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5689 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5690 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5691 EXTRA_CONSTRAINT): Likewise.
5692 * config/m32r/m32r.md: Include constraints.md.
5693 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5694 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5695 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5696 (two_insn_const_operand, int8_operand, uint16_operand,
5697 reg_or_int16_operand, reg_or_uint16_operand,
5698 reg_or_cmp_int16_operand, cmp_int16_operand,
5699 seth_add3_operand): Likewise.
5701 2007-07-03 Eric Christopher <echristo@gmail.com>
5703 * libgcc2.h: Conditionally declare __bswapsi2 and
5706 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5708 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5711 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5714 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5715 (__gthrw_pragma): Provide default definition.
5717 * gthr-posix.c (__gthrw_pragma): Define.
5719 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5721 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5722 before declaring inequality.
5724 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5726 * combine.c (recog_for_combine): Log the success or failure of
5727 matching new insn patterns against the machine description in
5730 2007-07-03 Revital Eres <eres@il.ibm.com>
5732 * ddg.c (print_sccs): New function.
5733 (check_sccs): New function.
5734 (create_ddg_all_sccs): Use it.
5735 * ddg.h (print_sccs): Declare.
5736 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5738 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5740 * targhooks.h (default_mode_for_suffix): New function declaration.
5741 * targhooks.c (default_mode_for_suffix): New default target hook.
5742 * target.h (struct c): New structure in the targetm struct.
5743 (mode_for_suffix): New target hook as part of struct c.
5744 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5745 default_mode_for_suffix.
5746 (TARGET_C): New define.
5747 * c-lex.c: Include "target.h".
5748 (interpret_float): Use targetm.c.mode_for_suffix to determine
5749 the mode for a given non-standard suffix.
5750 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5752 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5753 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5755 * doc/extend.texi (Floating Types): New node. Document __float80 and
5756 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5758 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5761 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5762 predicate instead of target_operand.
5763 (divsi3_i1_media, divsi3_media_2): Likewise.
5765 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5767 * tree.h (alias_sets_might_conflict_p): Rename into
5768 alias_sets_must_conflict_p.
5769 * alias.c (alias_sets_might_conflict_p): Likewise.
5770 (alias_sets_conflict_p): Use it.
5771 (objects_must_conflict_p): Likewise.
5772 * c-common.c (strict_aliasing_warning): Adjust.
5774 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5776 * rtlhooks.c (gen_lowpart_if_possible): Check for
5777 invalid subreg before calling gen_lowpart_SUBREG.
5779 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5781 * config/darwin9.h: Add copyright notice.
5782 (LINK_COMMAND_SPEC): Add comment.
5783 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5784 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5785 DARWIN_LIBSYSTEM_HAS_UNWIND.
5787 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5790 * omp-low.c (check_combined_parallel): New function.
5791 (lower_omp_parallel): Call it via walk_stmts, set
5792 OMP_PARALLEL_COMBINED if appropriate.
5793 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5794 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5795 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5796 don't consider it as combined parallel.
5798 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5800 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5801 (gcc_tooldir): Likewise.
5802 * configure: Regenerate.
5803 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5804 old configure.ac gcc_tooldir setting.
5805 (prefix_to_exec_prefix): New variable.
5806 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5807 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5809 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5811 Fix PR tree-optimization/32583
5812 Fix PR tree-optimization/32584
5813 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5814 (phi_translate_set): Use phi_translate directly now.
5815 (make_values_for_stmt): Don't value number RHS if we already know
5818 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5819 Jim Wilson <wilson@specifix.com>
5822 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5825 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5826 Richard Sandiford <richard@codesourcery.com>
5827 Nigel Stephens <nigel@mips.com>
5829 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5830 (mips16e_output_save_restore): Declare.
5831 (mips16e_save_restore_pattern_p): Likewise.
5832 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5833 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5834 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5835 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5836 (BITSET_P): New global macro, extracted from...
5837 (mips_for_each_saved_reg): ...here.
5838 (mips16e_save_restore_info): New struct.
5839 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5840 (mips16e_save_restore_regs): New variable.
5841 (mips_split_plus, mips16e_find_first_register): New functions.
5842 (mips16e_mask_registers): New function.
5843 (compute_frame_size): Expand the commentary before the function.
5844 Enforce the MIPS16e save and restore register range restrictions.
5845 Pad the general register save area at the low end.
5846 (mips16e_save_restore_reg, mips16e_build_save_restore)
5847 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5848 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5849 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5851 (mips_expand_prologue, mips_expand_epilogue): Handle
5852 GENERATE_MIPS16E_SAVE_RESTORE.
5853 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5855 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5857 PR tree-optimization/31966
5858 PR tree-optimization/32533
5859 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5860 "basic_block" description as its third argument. Update function
5861 calls to get destination bb from "edge" argument. Save "cond" into
5862 aux field of the edge. Update prototype for changed arguments.
5863 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5865 (find_phi_replacement_condition): Operate on incoming edges, not
5866 on predecessor blocks. If there is a condition saved in the
5867 incoming edge aux field, AND it with incoming bb predicate.
5868 Return source bb of the first edge.
5869 (clean_predicate_lists): Clean aux field of outgoing node edges.
5870 (tree_if_conversion): Do not initialize cond variable. Move
5871 variable declaration into the loop.
5872 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5873 initializations of new_stmt, arg0 and arg1 variables.
5875 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5877 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5878 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5880 2007-07-02 Richard Guenther <rguenther@suse.de>
5882 * tree-ssa.c (useless_type_conversion_p): Document
5883 future intent as defining the middle-end type system.
5884 Re-structure to call langhook last, group by type class,
5885 mark questionable parts.
5887 2007-07-02 Richard Guenther <rguenther@suse.de>
5889 * tree-flow.h (types_compatible_p): Declare.
5890 * tree-ssa.c (types_compatible_p): New function.
5891 * ipa-type-escape.c (discover_unique_type): Use
5892 types_compatible_p instead of lang_hooks.types_compatible_p.
5893 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5894 * tree-vn.c (expressions_equal_p): Likewise.
5895 * tree.c (fields_compatible_p): Likewise.
5896 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5897 (cprop_operand): Use useless_type_conversion_p instead of
5898 lang_hooks.types_compatible_p.
5899 * tree-inline.c (setup_one_parameter): Likewise.
5900 (declare_return_variable): Likewise.
5901 * tree-nrv.c (tree_nrv): Likewise.
5902 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5903 (maybe_fold_offset_to_component_ref): Likewise.
5904 (maybe_fold_offset_to_reference): Likewise.
5905 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5906 (merge_alias_info): Likewise.
5907 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5908 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5909 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5910 * tree-tailcall.c (find_tail_calls): Likewise.
5911 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5912 * gimplify.c (canonicalize_addr_expr): Likewise.
5913 (fold_indirect_ref_rhs): Likewise.
5914 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5915 (cpt_same_type): Likewise.
5916 (check_pointer_types_r): Swap parameters to cpt_same_type
5918 * fold-const.c (fold_convert): Revert fix for PR15988.
5919 * tree-inline.c (setup_one_parameter): Instead fix it here by
5920 using fold_build1 instead of fold_convert and checking for
5921 error_mark_node. Convert only if the conversion is necessary.
5923 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5925 * configure.ac: Check for .gnu_attribute on Power.
5926 * configure: Regenerate.
5927 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5928 attribute for floating-point ABI.
5930 2007-07-02 Ira Rosen <irar@il.ibm.com>
5932 PR tree-optimization/32230
5933 PR tree-optimization/32477
5934 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5935 address is a constant.
5937 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5939 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5940 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5941 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5942 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5943 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5944 64-bit targets. Add support for *-elfoabi*.
5945 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5946 different settings if $(tm_defines) does not select the EABI.
5947 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5948 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5949 (MIPS_ARCH_OPTION_SPEC): Likewise.
5950 (MIPS_ISA_LEVEL_SPEC): Likewise.
5951 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5952 * config/mips/elfoabi.h: New file.
5954 2007-07-02 Richard Guenther <rguenther@suse.de>
5956 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5957 (useless_type_conversion_p): ... this.
5958 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5959 (useless_type_conversion_p): ... this.
5960 * builtins.c (fold_builtin_memory_op): Rename
5961 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5962 * tree-cfg.c (verify_expr): Likewise.
5963 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5964 * tree-ssa-ccp.c (ccp_fold): Likewise.
5965 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5966 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5968 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5969 * tree-ssa-pre.c (eliminate): Likewise.
5970 * tree-ssa.c (delete_tree_ssa): Likewise.
5971 (tree_ssa_useless_type_conversion): Likewise.
5972 * tree.c (build2_stat): Likewise.
5974 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5976 Fix PR tree-optimization/32571
5977 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5980 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5982 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5983 and other expected operations explicitly, change default to
5986 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5988 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5990 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5991 (tls_load_dot_plus_eight): Move the label number into the unspec.
5992 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5994 2007-07-01 Andreas Schwab <schwab@suse.de>
5996 * dwarf2out.c (initial_return_save): Define only if used.
5998 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
6000 Unreverting Richard's Revert of:
6002 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6004 * dce.c (deletable_insn_p_1): New function, split out from...
6005 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6006 specially, not those inside PARALLELs. Remove BODY argument
6007 and adjust recursive call accordingly.
6008 (prescan_insns_for_dce): Update call to delete_insn_p.
6010 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
6011 Revital Eres <eres@il.ibm.com>
6013 * ddg.c (create_ddg_all_sccs): Fix missed
6014 initialization of scc_nodes.
6016 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
6019 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
6020 X + ~X to 1 only for INTEGRAL_TYPE_P type.
6022 2007-06-30 Joseph Myers <joseph@codesourcery.com>
6024 * configure.ac: Check for .gnu_attribute on MIPS.
6025 * configure, config.in: Regenerate.
6026 * config/mips/mips.c (mips_file_start): If supported, output
6027 attribute for floating-point ABI.
6029 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
6032 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
6033 (ffs_cmove): New expander to expand using ctz pattern.
6034 (*ffs_cmove): Remove pattern.
6035 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
6036 (ffsdi2): Expand using ctz pattern.
6037 (*ffs_rex64): Remove pattern.
6039 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6041 PR rtl-optimization/32296
6042 * pa.md (return): Delete pattern.
6043 (return_internal): Remove "(const_int 1)" from pattern.
6044 (epilogue): Use return_internal pattern for trivial returns.
6045 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
6046 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
6048 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6050 * tree-ssa-pre.c (is_exception_related): New function
6051 (can_value_number_operation): Use it.
6053 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
6055 Fix PR tree-optimization/32540
6056 Fix PR tree-optimization/31651
6058 * tree-ssa-sccvn.c: New file.
6060 * tree-ssa-sccvn.h: Ditto.
6062 * tree-vn.c: Include tree-ssa-sccvn.h
6063 (val_expr_paid_d): Removed.
6064 (value_table): Ditto.
6065 (vn_compute): Ditto.
6066 (val_expr_pair_hash): Ditto.
6067 (val_expr_pair_expr_eq): Ditto.
6068 (copy_vuses_from_stmt): Ditto.
6071 (shared_vuses_from_stmt): Ditto.
6072 (print_creation_to_file): Moved up.
6073 (sort_vuses): Ditto.
6074 (sort_vuses_heap): Ditto.
6075 (set_value_handle): Make non-static.
6076 (make_value_handle): Ditto.
6077 (vn_add): Rewritten to use sccvn lookups.
6078 (vn_add_with_vuses): Ditto.
6079 (vn_lookup): Ditto (and second argument removed).
6080 (vn_lookup_with_vuses): Ditto.
6081 (vn_lookup_or_add): Ditto (and second argument removed);
6082 (vn_lookup_or_add_with_vuses): Ditto.
6083 (vn_lookup_with_stmt): New.
6084 (vn_lookup_or_add_with_stmt): Ditto.
6085 (create_value_handle_for_expr): Ditto.
6087 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
6088 (seen_during_translate): New function.
6089 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
6090 (phi_trans_add): Ditto.
6091 (constant_expr_p): FIELD_DECL is always constant.
6092 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
6093 Use constant_expr_p.
6094 Avoid infinite recursion on mutually valued expressions.
6095 Change callers of vn_lookup_or_add.
6096 (phi_translate): New function.
6097 (compute_antic_safe): Allow phi nodes.
6098 (create_component_ref_by_pieces): Update for FIELD_DECL change.
6099 (find_or_generate_expression): Rewrite slightly.
6100 (create_expression_by_pieces): Updated for vn_lookup_or_add
6102 Update VN_INFO for new names.
6103 (insert_into_preds_of_block): Update for new names.
6104 (add_to_exp_gen): New function.
6105 (add_to_sets): Use vn_lookup_or_add_with_stmt.
6106 (find_existing_value_expr): Rewrite to changed vn_lookup.
6107 (create_value_expr_from): Ditto, and use add_to_exp_gen.
6108 (try_look_through_load): Removed.
6109 (try_combine_conversion): Ditto.
6110 (get_sccvn_value): New function.
6111 (make_values_for_phi): Ditto.
6112 (make_values_for_stmt): Ditto.
6113 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
6115 (init_pre): Update for SCCVN changes.
6117 (execute_pre): Ditto.
6119 * tree-flow.h (make_value_handle): Declare.
6120 (set_value_handle): Ditto.
6121 (sort_vuses_heap): Ditto.
6122 (vn_lookup_or_add_with_stmt): Ditto.
6123 (vn_lookup_with_stmt): Ditto.
6124 (vn_compute): Remove.
6127 (vn_lookup): Update arguments.
6129 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
6131 (tree-ssa-sccvn.o): New.
6132 (OBJS-common): Add tree-ssa-sccvn.o
6134 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6137 * c-typeck.c (build_external_ref): Don't mark as used if called
6139 * calls.c (rtx_for_function_call): Likewise.
6141 2007-06-30 Richard Sandiford <richard@codesourcery.com>
6145 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6147 * dce.c (deletable_insn_p_1): New function, split out from...
6148 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6149 specially, not those inside PARALLELs. Remove BODY argument
6150 and adjust recursive call accordingly.
6151 (prescan_insns_for_dce): Update call to delete_insn_p.
6153 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6155 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6156 (try_combine): Move potential calls to undo_all() so they happen
6157 before we commit to using the combined insns.
6159 2006-06-30 Jan Hubicka <jh@suse.cz>
6161 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6164 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6166 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6167 (cgraph_remove_unreachable_nodes): Likewise.
6168 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6169 * ipa-inline.c (update_caller_keys): Cast according to the coding
6171 (cgraph_decide_recursive_inlining): Likewise.
6172 (cgraph_decide_inlining_of_small_function): Likewise.
6173 (try_inline): Likewise.
6174 (cgraph_decide_inlining_incrementally): Likewise.
6175 * ipa-pure-const.c (get_function_state): Likewise.
6176 (scan_function): Likewise.
6177 (analyze_function): Likewise.
6178 (static_execute): Likewise.
6179 * ipa-reference.c (scan_for_static_refs): Likewise.
6180 (merge_callee_local_info): Likewise.
6181 (analyze_function): Use type safe memory macros.
6182 (static_execute): Likewise. Cast according to the coding conventions.
6183 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6185 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6187 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6188 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6191 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6194 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6195 for complex modes (both int and real).
6197 2007-06-29 Jan Hubicka <jh@suse.cz>
6199 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6201 2007-06-29 Jan Hubicka <jh@suse.cz>
6204 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6207 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6210 * config/avr/avr.c: Include dataflow header file.
6211 (expand_prologue): Adjust for prologue insn change.
6212 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6215 2007-06-29 Richard Guenther <rguenther@suse.de>
6218 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6219 during type verification.
6221 2007-06-29 Jan Hubicka <jh@suse.cz>
6223 * recog.c (validate_change_rtx_1): Unshare TO argument.
6225 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6227 PR tree-optimization/24659
6228 * tree-vect-transform.c (vectorizable_call): Handle
6229 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6231 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6232 * config/i386/i386.c (enum ix86_builtins)
6233 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6234 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6236 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6237 const using def_builtin_const.
6238 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6239 input operands in the same modes as the result.
6240 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6242 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6244 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6245 (df_set_dead_notes_for_mw): Likewise.
6247 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6249 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6251 2007-06-28 DJ Delorie <dj@redhat.com>
6253 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6255 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6257 * doc/invoke.texi (C++ Dialect Options): Document
6258 fvisibility-ms-compat.
6259 * c.opt (fvisibility-ms-compat): New.
6261 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6264 * tree-affine.c (aff_combination_add_elt): Handle
6265 pointer addition specially.
6267 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6269 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6270 decl is non-external for AIX ABI.
6272 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6274 * config/rs6000/predicates.md (current_file_function_operand):
6275 Ensure the symbol is non-external for AIX ABI.
6277 2007-06-28 Nick Clifton <nickc@redhat.com>
6279 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6280 (fdce, fdse, fpredictive-commoning): Likewise.
6282 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6285 * gcc.c (process_command): Recognize the new -static-libgfortran
6288 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6291 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6292 Use a call clobbered hard reg instead of a pseudo reg.
6294 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6296 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6298 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6301 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6302 REG_LIBCALL and REG_RETVAL notes.
6303 (divsi3, mulsi3): Likewise.
6304 (mulhisi3): Likewise. Use emit_libcall_block.
6305 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6307 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6309 PR rtl-optimization/32481
6310 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6312 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6314 * dce.c (deletable_insn_p_1): New function, split out from...
6315 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6316 specially, not those inside PARALLELs. Remove BODY argument
6317 and adjust recursive call accordingly.
6318 (prescan_insns_for_dce): Update call to delete_insn_p.
6320 2007-06-27 Richard Guenther <rguenther@suse.de>
6323 * tree.h (fold_convertible_p): Declare.
6324 * fold-const.c (fold_convertible_p): New function.
6325 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6326 instead of lang_hooks.types_compatible_p.
6328 2007-06-26 Jan Hubicka <jh@suse.cz>
6330 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6331 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6332 early use validate_unshare_change.
6333 (reload_combine): Likewise.
6334 * recog.c (change_t): New field unshare.
6335 (validate_change_1): Rename from validate_change; add argument unshare.
6336 (validate_change): Turn into wrapper of validate_change_1; update
6337 prototype for bools.
6338 (validate_unshare_change): New.
6339 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6340 calls of df_insn_rescan.
6341 * recog.h (validate_change): Replace ints by bools.
6342 (validate_unshare_change): Declare.
6344 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6346 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6348 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6350 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6352 2007-06-25 Jan Hubicka <jh@suse.cz>
6354 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6356 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6357 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6358 places other call site specific checks are performed.
6360 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6363 * tree-vect-transform.c (vectorizable_operation): Convert
6364 POINTER_PLUS_EXPR over to PLUS_EXPR.
6366 2007-06-25 Chao-ying Fu <fu@mips.com>
6368 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6369 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6370 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6371 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6373 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6374 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6375 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6376 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6377 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6378 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6379 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6380 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6381 ALL_FIXED_POINT_MODE_P): New define.
6382 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6384 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6386 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6387 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6388 MODE_VECTOR_UACCUM): New mode classes.
6390 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6391 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6392 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6395 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6396 (blank_mode): Initialize ibit and fbit.
6397 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6398 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6400 (new_adjust): Change required_class to required_class_from and
6401 required_class_to for testing within a range.
6402 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6403 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6405 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6406 (make_fixed_point_mode): New.
6407 (_ADD_ADJUST): Change C to C1 and C2.
6408 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6409 use a range for machine classes.
6410 (ADJUST_IBIT, ADJUST_FBIT): New.
6411 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6413 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6414 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6415 Emit adjustment for ibit and fbit.
6416 (emit_mode_ibit, emit_mode_fbit): New.
6417 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6419 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6421 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6422 as the source of the set.
6424 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6426 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6427 FP_REGNO_P): Use IN_RANGE.
6428 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6429 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6430 (DATA_REG_P): Use DATA_REGNO_P.
6431 (FP_REG_P): Use FP_REGNO_P.
6432 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6433 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6434 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6436 2007-06-24 Jan Hubicka <jh@suse.cz>
6439 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6441 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6444 * fold-const.c (fold_binary): Strip nops of operand 0
6445 of BIT_NOT_EXPR before calling operand_equal_p.
6446 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6447 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6449 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6451 * doc/extend.texi: Document that dllimport and dllexport imply
6453 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6454 imported or exported declaration, including type declarations.
6455 * c-common.c (handle_visibility_attribute): Check for conflicts
6456 with dllimport/dllexport.
6457 (c_determine_visibility): Handle dllimport/dllexport as an
6458 explicit visibility atttribute.
6460 2007-06-23 Richard Guenther <rguenther@suse.de>
6462 PR tree-optimization/16876
6464 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6466 * tree-inline.c (initialize_inlined_parameters): Do not call
6467 lang_hooks.tree_inlining.convert_parm_for_inlining.
6468 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6469 reason for mismatched types.
6470 * gimplify.c (gimplify_call_expr): Verify the call expression
6471 arguments match the called function type signature. Otherwise
6472 mark the call expression to be not considered for inlining
6473 using CALL_CANNOT_INLINE_P flag.
6474 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6475 edges call expression.
6476 (cgraph_decide_inlining_of_small_function): Likewise.
6477 (cgraph_decide_inlining): Likewise.
6478 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6480 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6481 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6482 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6484 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6485 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6487 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6488 convert_parm_for_inlining member.
6490 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6493 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6494 Remove optimization for GT.
6496 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6499 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6501 (prescan_insns_for_dce): Add extra parameter.
6503 2007-06-23 Jan Hubicka <jh@suse.cz>
6506 * gimplify.c (mark_addressable): New function.
6507 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6509 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6512 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6514 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6517 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6518 moves between MMX/SSE registers to at least 8 units to prevent
6519 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6521 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6523 * config/i386/i386.c (override_options): Correct x86_sahf
6526 2007-06-21 David Daney <ddaney@avtrex.com>
6529 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6530 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6531 (exception_receiver): Renamed to ...
6532 (nonlocal_goto_receiver): ... this.
6534 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6536 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6537 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6538 partial register accesses.
6540 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6542 * fold-const.c (debug_fold_checksum): Move it under
6543 ENABLE_FOLD_CHECKING.
6545 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6548 * tree.h (debug_fold_checksum): Declared.
6549 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6550 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6551 build_fold_addr_expr_with_type_1.
6552 (fold_addr_expr, debug_fold_checksum): New.
6553 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6554 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6557 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6559 PR tree-optimization/19590
6560 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6561 of scev is a constant.
6562 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6564 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6566 * df-problems.c (df_note_bb_compute): Made computation of live
6567 info consistent with df_lr.
6569 2007-06-21 Richard Guenther <rguenther@suse.de>
6571 PR tree-optimization/32453
6572 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6573 for pointer anti-range.
6575 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.c (processor_target_table): Increase maximum
6578 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6581 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6582 byte alignment if > 8 byte alignment is preferred.
6583 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6585 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6587 PR tree-optimization/31866
6588 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6589 if ASM_EXPR's input is not a SSA_NAME.
6592 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6593 but decl is a global var, instead return decl.
6594 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6595 even for is_global_var decls, if they are private in some outer
6598 2007-06-21 Richard Guenther <rguenther@suse.de>
6600 PR tree-optimization/32451
6601 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6603 2007-06-21 Christian Bruel <christian.bruel@st.com>
6605 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6606 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6607 (push_regs): Changed saving order or banked registers.
6608 (sh_expand_epilogue): Likewise.
6609 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6610 (FIRST_BANKED_REG): Likewise.
6611 (LAST_BANKED_REG): Likewise.
6612 * config/sh/sh.md (banked) New attribute.
6613 (in_delay_slot): Check banked attribute.
6615 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6617 PR tree-optimization/32075
6618 * tree-data-ref.c (subscript_dependence_tester_1,
6619 analyze_miv_subscript, analyze_overlapping_iterations,
6620 add_distance_for_zero_overlaps, build_classic_dist_vector,
6621 subscript_dependence_tester_1, analyze_overlapping_iterations,
6622 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6623 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6624 to evolution_function_is_affine_multivariate_p.
6626 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6628 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6630 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6633 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6635 * config/m32c/prologue.md (epilogue_exitd_16): New.
6636 (epilogue_reit_16): New.
6637 (epilogue_exitd): Rename to epilogue_exitd_24.
6638 (epilogue_reit): Rename to epilogue_reit_24.
6640 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6641 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6643 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6645 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6646 if dbg_cnt (sched_insn) reaches the limit.
6647 (choose_ready): New parameter INSN_PTR and new return value.
6648 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6649 the new return value from choose_ready.
6650 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6651 (rest_of_handle_global_alloc): New global_alloc_at_func.
6653 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6655 PR tree-optimization/25737
6656 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6657 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6658 * tree-flow.h (struct fieldoff): Add new field alias_set.
6659 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6660 argument addressable_type. Set alias_set of fieldoff.
6661 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6662 (create_overlap_variables_for): Pass alias_set from fieldoff to
6664 * alias.c (get_alias_set): Use alias_set from SFT if set.
6666 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6668 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6669 of a variable as an unsigned HOST_WIDE_INT integer.
6671 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6673 PR rtl-optimization/32405
6674 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6676 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6678 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6681 * builtins.c: Include diagnostic.h.
6682 (expand_builtin_expect): Make gcc_assert more permissive.
6683 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6686 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6690 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6691 if ACCUMULATE_OUTGOING_ARGS.
6693 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6695 * config/m68hc11/m68hc11.c: Include dataflow header file.
6696 (m68hc11_reorg): Port to dataflow.
6698 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6700 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6701 (struct df_problem.free_blocks_on_set_blocks): New field.
6702 (struct dataflow.optional_p): New field.
6703 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6704 (df_live_set_all_dirty): New function.
6705 * df-scan.c (df_scan_alloc): Initialize optional_p.
6706 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6707 * df-core.c (df_set_blocks): Removed use of
6708 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6709 df_problem.free_blocks_on_set_blocks to determine which blocks are
6711 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6712 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6713 uses dataflow.optional_p to determine if problem should be
6715 (rest_of_handle_df_initialize): Only start live problem if
6717 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6718 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6719 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6720 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6721 problem_NOTE): Initialize free_blocks_on_set_blocks.
6722 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6724 (df_live_set_all_dirty, df_note_alloc): New function.
6725 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6727 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6728 * postreload.c (reload_combine): Ditto.
6729 * cse.c (cse_extended_basic_block): Ditto.
6730 * regmove.c (mark_flags_life_zones): Ditto.
6731 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6732 erase_matching_seqs): Ditto.
6733 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6734 * integrate (allocate_initial_values): Ditto.
6735 * combine.c (reg_dead_at_p): Ditto.
6736 * resource.c (mark_target_live_regs): Ditto.
6737 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6738 * config/sh/sh.c (find_r0_life_regions): Ditto.
6739 * global.c (rest_of_handle_global_alloc): Only add back df_live
6741 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6743 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6745 (if_convert): Make sure df_live is there at -O == 1.
6746 (pass_if_after_combine): Cleanup flags.
6747 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6748 is there at -O == 1.
6750 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6752 * config/arm/arm.c (arm_get_frame_offsets): Set
6753 offsets->locals_base to avoid negative stack size.
6754 (thumb1_expand_prologue): Assert on negative stack size.
6756 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6758 PR tree-optimization/32367
6759 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6760 of the chrec has no evolution in that loop.
6761 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6763 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6765 * config/xtensa/xtensa.c: Include "df.h".
6766 (xtensa_builtin_saveregs): Use adjust_address instead of
6768 (xtensa_va_start): Invoke make_tree with sizetype for
6769 expand_builtin_saveregs and then convert the result to a pointer.
6770 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6771 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6772 Subtract argument size from index value as integers and then use
6773 POINTER_PLUS_EXPR to add the result to the array address.
6775 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6778 * config/m32c/m32c.c: Include dataflow header file.
6779 (m32c_emit_prologue): Adjust for prologue insn change.
6780 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6781 once inside a PARALLEL. Assume frame size passed in operand 0
6782 includes space to save the fb register.
6783 (prologue_enter_24): Likewise.
6784 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6786 2007-06-19 David Daney <ddaney@avtrex.com
6789 * config/mips/mips.md (cprestore): Mark $gp as used.
6791 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6794 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6795 (frv_ifcvt_modify_insn): Likewise.
6797 2007-06-19 Richard Guenther <rguenther@suse.de>
6799 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6800 only handle positive offsets that fit in a HOST_WIDE_INT.
6802 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6804 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6805 result of rsqrt insn for zero input argument to avoid NaN.
6807 2007-06-19 Richard Guenther <rguenther@suse.de>
6810 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6812 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6814 PR tree-optimization/32353
6815 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6817 2007-06-19 Nick Clifton <nickc@redhat.com>
6819 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6821 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6824 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6825 * config/i386/i386.c (assign_386_stack_local): Assert that
6826 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6827 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6828 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6829 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6831 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6833 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6835 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6837 PR rtl-optimization/32321
6838 * gcse.c (replace_store_insn): Update the note before
6839 calling emit_insn_after.
6841 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6844 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6846 * df-problems.c (df_note_bb_compute): Fix dumping info.
6848 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6850 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6851 insn with emit_jump_insn.
6853 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6855 PR tree-optimization/32383
6856 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6857 * targhooks.h (default_builtin_reciprocal): Update prototype.
6858 * target.h (struct gcc_target): Update builtin_reciprocal.
6859 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6860 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6861 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6862 when fndecl is in BUILT_IN_MD class.
6863 (execute_convert_to_rsqrt): Ditto.
6865 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6866 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6867 Convert BUILT_IN_SQRTF code only when md_fn is false.
6869 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6871 * bt-load.c (move_btr_def): Fix the order of arguments
6872 to validate_replace_rtx.
6874 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6876 * config/m68k/m68k-devices.def: Add 54450..54455.
6878 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6880 PR rtl-optimization/32366
6881 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6882 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6885 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6888 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6889 this is true, rescan insn being modified.
6890 (sms_schedule): Added rescan parameter.
6891 (rest_of_handle_sms): Moved freeing of dominance info to before
6892 getting out of cfg_layout.
6894 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6896 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6897 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6900 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6901 FL_CF_EMAC from the entry for isac.
6903 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6904 (const_sibcall_operand): New.
6905 (sibcall_operand): Use it.
6906 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6907 (m68k_isas): ISAC does not imply FPU or EMAC.
6908 (override_options): Add ISA_C logic for symbolic jump & call.
6910 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6912 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6913 return mode from the builtin itself.
6914 (sparc_fold_builtin): Fix cast of zero constant.
6916 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6918 * targhooks.c (default_builtin_reciprocal): New default target hook.
6919 * targhooks.h (default_builtin_reciprocal): Add prototype.
6920 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6921 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6922 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6923 default_builtin_reciprocal.
6925 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6928 * hooks.c (hook_tree_tree_bool_null): New hook.
6929 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6930 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6931 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6932 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6933 and convert it to reciprocal a*rfunc(b).
6934 (execute_convert_to_rsqrt): New function.
6935 (gate_convert_to_rsqrt): New function.
6936 (pass_convert_to_rsqrt): New pass definition.
6937 * target.h (struct gcc_target): Add builtin_reciprocal.
6938 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6939 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6940 TARGET_BUILTIN_RECIPROCAL.
6941 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6943 * config/i386/i386.h (TARGET_RECIP): New define.
6944 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6945 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6946 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6947 and not optimizing for size.
6948 (*rcpsf2_sse): New insn pattern.
6949 (*rsqrtsf2_sse): Ditto.
6950 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6951 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6952 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6953 and not optimizing for size.
6954 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6955 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6956 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6957 and not optimizing for size.
6958 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6959 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6960 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6961 and not optimizing for size.
6962 (*sse_rsqrtv4sf2): Do not export.
6964 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6965 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6966 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6967 and not optimizing for size.
6969 * config/i386/i386.opt (mrecip): New option.
6970 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6971 (ix86_emit_swsqrtsf): Ditto.
6972 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6973 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6975 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6976 ix86_expand_unop1_builtin.
6977 (ix86_emit_swdivsf): New function.
6978 (ix86_emit_swsqrtsf): Ditto.
6979 (ix86_builtin_reciprocal): New function.
6980 (TARGET_BUILTIN_RECIPROCAL): Use it.
6981 (ix86_vectorize_builtin_conversion): Rename from
6982 ix86_builtin_conversion.
6983 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6984 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6985 "i386 and x86_64 Options" section.
6986 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6988 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6989 Zdenek Dvorak <dvorakz@suse.cz>
6990 Richard Guenther <rguenther@suse.de>
6991 Kaz Kojima <kkojima@gcc.gnu.org>
6993 * tree-vrp.c (compare_values_warnv): Convert val2 to
6995 (extract_range_from_assert): Create
6996 POINTER_PLUS_EXPR for pointer types.
6997 (extract_range_from_binary_expr): Handle
6998 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
7000 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
7001 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
7002 POINTER_PLUS_EXPR as PLUS_EXPR.
7003 (number_of_iterations_lt_to_ne):
7004 For pointer types, use sizetype when
7005 creating MINUS_EXPR/PLUS_EXPRs.
7006 (assert_loop_rolls_lt): For pointer types, use sizetype when
7007 creating MINUS_EXPR/PLUS_EXPRs.
7008 (number_of_iterations_le): Likewise.
7009 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
7010 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
7011 like PLUS_EXPR and MINUS_EXPR.
7012 * tree-pretty-print.c (dump_generic_node): Handle
7014 (op_prio): Likewise.
7015 (op_symbol_1): Likewise.
7016 * optabs.c (optab_for_tree_code): Likewise.
7017 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
7019 * tree-tailcall.c (process_assignment): Mention
7020 POINTER_PLUS_EXPR in a TODO comment.
7021 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
7022 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
7023 not used with a pointer and an integer type.
7024 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
7025 increment using chrec_convert_rhs instead of chrec_convert.
7026 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
7027 PLUS_EXPR except for the right hand side's type will be
7029 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
7030 (fold_used_pointer_cast): Kill.
7031 (pointer_offset_p): Kill.
7032 (fold_used_pointer): Kill.
7033 (pointer_used_p): Kill.
7034 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
7035 call fold_used_pointer.
7036 (instantiate_parameters_1): Convert the increment
7037 using chrec_convert_rhs instead of chrec_convert.
7038 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
7039 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
7040 instead of PLUS_EXPR.
7041 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
7042 PLUS_EXPR for pointers.
7043 (std_gimplify_va_arg_expr): Likewise.
7044 (fold_builtin_memory_op): Likewise.
7045 (fold_builtin_strstr): Likewise.
7046 (fold_builtin_strchr): Likewise.
7047 (fold_builtin_strrchr): Likewise.
7048 (fold_builtin_strpbrk): Likewise.
7049 (expand_builtin_memory_chk): Likewise.
7050 (fold_builtin_memory_chk): Likewise.
7051 (std_expand_builtin_va_start): Use
7052 sizetype for the call to make_tree and then convert
7053 to the pointer type.
7054 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
7055 instead of PLUS_EXPR for adding to a pointer.
7056 (std_gimplify_va_arg_expr): Use fold_build2 for
7057 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
7058 the operands to sizetype first and then cast the BIT_AND_EXPR
7059 back to the pointer type.
7060 * fold-const.c (build_range_check): Handle pointer types
7062 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
7063 of PLUS_EXPR's. Make sure the offset is converted to
7065 (try_move_mult_to_index): Strip the NOPs from the offset.
7066 Remove code argument and replace all uses with PLUS_EXPR.
7067 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
7068 specially. Don't use a pointer type for MINUS_EXPR.
7069 (fold_unary): Handle for (T1)(X op Y),
7070 only p+ as that is the only as that can be handled for
7071 binary operators now.
7072 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
7074 <case PLUS_EXPR>: Add folding of PTR+INT into
7076 Don't call try_move_mult_to_index.
7077 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
7078 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
7079 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
7080 Don't call try_move_mult_to_index.
7081 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
7082 (tree_expr_nonzero_p): Likewise.
7083 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
7084 of PLUS_EXPR for the complex expression folding.
7085 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
7086 first chrec is a pointer type, then the second should
7087 be sizetype and not the first's type.
7088 For POINTER_PLUS_EXPR, use a different right hand side type.
7089 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7090 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
7091 different right hand side type.
7092 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7093 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
7094 instead of PLUS_EXPR.
7095 When either operand is zero, convert the other operand.
7096 (chrec_apply): Use chrec_convert_rhs
7097 on the argument x instead of chrec_convert.
7098 (reset_evolution_in_loop): For pointer types, the new_evol
7100 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
7101 different right hand side type.
7102 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7103 (chrec_convert_rhs): New function.
7104 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
7105 different right hand side type.
7106 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
7107 * tree-chrec.h (chrec_convert_rhs): New prototype.
7108 (build_polynomial_chrec): For pointer types, the right hand
7109 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
7110 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
7111 Remove subtraction case as it is always addition now.
7112 Make sure the offset is converted to sizetype.
7113 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
7114 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
7115 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
7116 PLUS_EXPR in pointer type.
7117 Handle POINTER_PLUS_EXPR.
7118 (tree_to_aff_combination): Likewise.
7119 (force_expr_to_var_cost): Likewise.
7120 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
7121 instead of PLUS_EXPR for pointers.
7122 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
7123 instead of PLUS_EXPR of pointer types.
7124 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
7126 (check_va_list_escapes): Likewise.
7127 (check_all_va_list_escapes): Likewise.
7128 * dwarf2out.c (loc_descriptor_from_tree_1):
7129 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
7130 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
7131 (string_constant): Likewise.
7132 * tree-ssa-address.c (tree_mem_ref_addr): When adding
7133 the offset to the base, use POINTER_PLUS_EXPR.
7134 (add_to_parts): Convert the index to sizetype.
7135 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
7136 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
7137 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
7138 Offset only holds something for PLUS_EXPR.
7139 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
7141 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
7143 (analyze_accesses_for_modify_stmt): Likewise.
7144 Remove comment about the type being integral type as it is
7146 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7148 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7150 Correct the type which the artimentic is done in (is now
7153 * tree-data-ref.c (split_constant_offset): Handle
7155 * tree-affine.c (tree_to_aff_combination): Likewise.
7156 * c-typeck.c (build_unary_op): For pointers create the increment
7157 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7159 * gimplify.c (gimplify_self_mod_expr): Create a
7160 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7161 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7162 * tree.def (POINTER_PLUS_EXPR): New tree code.
7163 * tree-predcom.c (ref_at_iteration): If we have a pointer
7164 type do the multiplication in sizetype.
7165 * tree-mudflap.c (mf_xform_derefs_1): Create a
7166 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7167 * tree-ssa-forwprop.c
7168 (forward_propagate_addr_into_variable_array_index):
7169 Don't expect there to be a cast for the index as that
7170 does not exist anymore.
7171 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7172 instead of PLUS_EXPR.
7173 Don't check for the first operand of the POINTER_PLUS_EXPR
7174 was the index as it cannot be.
7175 Call forward_propagate_addr_into_variable_array_index with
7176 the SSA_NAME instead of the statement.
7177 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7178 (compare_constant): Likewise.
7179 (copy_constant): Likewise.
7180 (compute_reloc_for_constant): Likewise.
7181 (output_addressed_constants): Likewise.
7182 (initializer_constant_valid_p): Likewise.
7183 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7184 Convert the MIN/MAX of the inner type to the outer
7185 type before comparing them.
7186 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7187 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7188 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7189 of PLUS_EXPR for pointers.
7190 * tree-inline.c (estimate_num_insns_1): Handle
7192 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7193 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7194 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7195 instead of PLUS_EXPR for the pointer increment statement.
7196 (vect_update_ivs_after_vectorizer): For pointer types, create
7197 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7198 MULT_EXPR in sizetype.
7199 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7201 * tree-object-size.c (plus_expr_object_size): Handle
7202 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7203 code which is trying to figure out which side is a pointer and
7205 (check_for_plus_in_loops_1): Likewise.
7206 (check_for_plus_in_loops): Likewise.
7207 * c-common.c (pointer_int_sum): Create a
7208 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7209 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7210 only POINTER_PLUS_EXPR. Removing all the extra
7211 code which is trying to figure out which side is a pointer and
7213 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7214 PLUS_EXPR and MINUS_EXPR.
7215 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7217 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7218 with make_tree, instead of a pointer type.
7219 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7220 for pointers instead of PLUS_EXPR.
7221 (s390_gimplify_va_arg): Likewise.
7222 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7223 instead of PLUS_EXPR when doing addition on pointer
7224 types. Use sizetype for the second operand.
7225 (spu_gimplify_va_arg_expr): Likewise.
7226 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7227 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7228 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7229 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7230 for the pointer addition and also use size_int/sizetype
7232 (ix86_gimplify_va_arg): Likewise.
7233 Perform BIT_AND_EXPR on sizetype arguments.
7234 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7235 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7236 for the pointer additions and also use size_int for the offsets.
7237 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7238 additions and also use size_int for the offsets. Perform
7239 BIT_AND_EXPR on sizetype arguments.
7240 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7241 POINTER_PLUS_EXPR for pointers and create the
7242 BIT_AND_EXPR in sizetype.
7243 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7244 instead of PLUS_EXPR for pointer addition.
7245 (rs6000_va_start): Likewise.
7246 Also use sizetype for the offset.
7247 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7248 as PLUS_EXPR/MINUS_EXPR.
7249 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7250 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7251 Don't use BIT_AND_EXPR on a pointer type, convert the
7252 expression to sizetype first.
7253 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7255 (mips_gimplify_va_arg_expr): Likewise.
7256 Don't create BIT_AND_EXPR in a pointer type.
7258 2007-06-15 Eric Christopher <echristo@apple.com>
7260 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7261 (x86_64-*-darwin*): Ditto.
7262 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7265 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7267 * doc/extend.texi: Document behavior of __attribute__((aligned))
7270 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7272 * rtlanal.c (note_stores): Improve documentation.
7274 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7276 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7277 LOCAL_LABEL_PREFIX): Delete.
7278 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7279 (bfin_internal_label): Delete.
7281 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7283 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7284 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7285 otherwise define to LIBGCC2_TF_CEXT.
7286 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7287 (LIBGCC_TF_CEXT): Ditto.
7290 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7292 PR rtl-optimization/32339
7293 * df-scan.c (df_uses_record): Don't modify flags but just add to
7294 it for df_ref_record.
7296 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7298 * tree-mudflap.c: Fix whitespace issues.
7300 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7302 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7304 2007-06-14 Eric Christopher <echristo@apple.com>
7306 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7307 (movv4sf): Use gcc_unreachable instead of abort.
7309 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7312 * config/i386/sfp-machine.h (CMPtype): New define.
7313 (mach stubs): Use CMPtype instead of int as a return type.
7315 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7317 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7318 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7319 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7320 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7321 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7322 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7323 config/soft-fp/soft-fp.h: Update from glibc CVS.
7325 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7327 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7329 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7332 * config/v850/v850.c: Include dataflow header file.
7333 (substitute_ep_register): Fix typo.
7335 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7337 * configure.ac: Fix earlier checkin.
7338 * configure: Regenerated.
7340 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7342 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7343 * aclocal.m4: Regenerate.
7344 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7345 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7346 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7347 * configure: Regenerate.
7348 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7350 * Makefile.in (quickstrap): Build libgcc too.
7352 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7354 * configure.ac: Add --enable-checking=df. Explicitly mention that
7355 the variables are initialized as for "release".
7356 * df-core.c: Use it.
7357 * configure: Regenerate.
7358 * config.in: Regenerate.
7360 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7362 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7363 validate_replace_rtx instead of replace_rtx.
7364 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7366 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7368 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7369 (DWARF2_UNWIND_INFO): Override default if configured with
7371 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7372 (ENDFILE_SPEC): Add crtend.o.
7373 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7374 (ENDFILE_SPEC): Add crtend.o.
7375 (TARGET_USE_JCR_SECTION): Define.
7376 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7378 * config/i386/cygming-crtbegin.c: New file.
7379 * config/i386/cygming-crtend.c: New file.
7381 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7383 * config/i386/w32-unwind.h: New file.
7385 2007-06-13 Eric Christopher <echristo@apple.com>
7387 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7388 the user set a value below STACK_BOUNDARY.
7390 2007-06-13 Thiemo Seufer <ths@networkno.de>
7392 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7393 imply -lpthread for -pthread.
7395 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7397 * basic-block.h: Remove the prototype for
7398 free_basic_block_vars.
7399 * cfglayout.h: Remove the prototype for
7400 insn_locators_initialize.
7401 * tree.h: Remove the prototype for emit_line_note.
7403 * tree-ssa-pre.c (mergephitemp): Remove.
7404 (init_pre): Don't use mergephitemp.
7406 2007-06-13 Eric Christopher <echristo@apple.com>
7408 * config/i386/i386.c (override_options): If we've specified
7409 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7411 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7413 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7416 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7418 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7419 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7420 (eh_store_handler): New pattern.
7421 (eh_return): Emit it instead of a plain move.
7423 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7425 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7426 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7427 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7430 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7432 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7433 (find_next_insn_start, find_load): New functions.
7434 (bfin_reorg): Use them to deal with the fact that parallel insns are
7435 no longer represented as a SEQUENCE.
7437 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7439 * config/sparc/sparc.c (sparc_override_options): Initialize
7442 2007-06-13 Dave Korn <dave.korn@artimi.com>
7444 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7447 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7449 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7450 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7451 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7452 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7453 tree-vect-transform.c: Fix comment typos. Follow spelling
7456 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7458 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7459 to the exit block use set.
7460 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7461 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7462 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7464 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7466 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7467 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7468 to indicate an error.
7469 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7471 (dbg_cnt_process_opt): Print an error on a bad argument.
7472 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7473 * common.opt (-fdbg-cnt-list): New.
7474 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7476 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7478 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7479 flag on ref-all pointers.
7481 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7484 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7485 for the offset with the modifier as EXPAND_INITIALIZER
7486 if the modifier is EXPAND_INITIALIZER.
7487 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7488 a register if we had an overflow.
7490 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7492 * real.c (real_isfinite): New.
7493 (real_sqrt): Use it.
7494 * real.h (real_isfinite): New.
7495 * builtins.c: Use it.
7497 2007-06-12 Ian Lance Taylor <iant@google.com>
7498 Daniel Berlin <dberlin@dberlin.org>
7501 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7502 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7503 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7504 (DECL_NO_TBAA_P): Define.
7505 (struct tree_decl_common): Add no_tbaa_flag field.
7506 * tree-ssa-structalias.c (struct variable_info): Add
7507 no_tbaa_pruning field.
7508 (new_var_info): Initialize no_tbaa_pruning field.
7509 (unify_nodes): Copy no_tbaa_pruning field.
7510 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7511 (dump_solution_for_var): Print no_tbaa_pruning flag.
7512 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7514 (compute_tbaa_pruning): New static function.
7515 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7516 Call compute_tbaa_pruning.
7517 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7518 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7519 * gimple-low.c (lower_stmt): Likewise.
7520 * tree-gimple.c (is_gimple_stmt): Likewise.
7521 * tree-ssa-operands.c (get_expr_operands): Likewise.
7522 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7523 * tree-inline.c (estimate_num_insns_1): Likewise.
7524 (copy_result_decl_to_var): Likewise.
7525 * expr.c (expand_expr_real_1): Likewise.
7526 * tree-pretty-print.c (dump_generic_node): Likewise.
7527 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7528 * omp-low.c (omp_copy_decl_2): Likewise.
7529 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7530 * doc/c-tree.texi (Expression trees): Document
7531 CHANGE_DYNAMIC_TYPE_EXPR.
7533 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7535 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7536 with !HONOR_NANS and !HONOR_INFINITIES.
7537 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7539 2007-06-12 Tristan Gingold <gingold@adacore.com>
7541 * gcov.c: Comments updated.
7542 (source_info): Add file_time field.
7543 (source_index): New variable.
7544 (mutiple_files): New variable.
7545 (generate_results): New function extracted from process_file.
7546 (process_file): Save and restore chain of functions, generate
7547 results and free structures only if not merging results.
7548 (release_structures): File names are now freed in create_file_names
7549 (create_file_names): Free previous file names.
7550 (find_source): File date is now read here and modifications in
7551 source files is checked here.
7552 (read_graph_file): Only reverse order of functions for the current
7554 (make_gcov_file_name): Do not generate long names if input_name is
7556 (output_lines): If merging results do not display graph, data and
7558 Checking source file modification is done in find_source.
7560 * doc/gcov.texi: Append an s to sourcefile.
7562 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7564 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7565 (forced_nop): New pattern.
7566 * config/bfin/bfin.c: Include "df.h".
7567 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7568 (bfin_discover_loop): Use df_get_live_in instead of
7569 global_live_at_start.
7570 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7571 df_analyze when done.
7572 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7573 the insns. Use QImode for the final insn in a bundle. Call
7574 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7576 (reorder_var_tracking_notes): New function.
7577 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7578 update_life_info. Call df_analyze after scheduling and bundle
7579 generation. Call reorder_var_tracking_notes if generating these
7580 notes. Call df_finish_pass at the end.
7582 2007-06-12 Dirk Mueller <dmueller@suse.de>
7584 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7585 a comparison, not an assignment.
7587 2007-06-12 Olivier Hainque <hainque@adacore.com>
7589 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7590 Request walking the subtrees only, leaving the current is_lhs/val_only
7592 (convert_non_local_reference): Likewise.
7594 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7596 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7598 2007-06-12 Richard Guenther <rguenther@suse.de>
7600 PR tree-optimization/15353
7601 PR tree-optimization/31657
7602 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7603 * timevar.def: Add TV_TREE_IFCOMBINE.
7604 * tree-pass.h (pass_tree_ifcombine): Declare.
7605 * tree-ssa-ifcombine.c: New file.
7606 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7607 * tree-flow.h (blocks_in_phiopt_order): Declare.
7608 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7609 (tree-ssa-ifcombine.o): New dependencies.
7611 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7613 PR rtl-optimization/32293
7614 * combine.c (simplify_if_then_else): Truncate return from
7615 nonzero_bits() to correct mode.
7617 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7619 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7620 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7622 2007-06-11 Diego Novillo <dnovillo@google.com>
7624 * Makefile.in (reload1.o-warn): Remove.
7626 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7628 * combine.c (subst): Use reg_overlap_mentioned_p
7629 instead of comparing register numbers directly.
7631 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7633 * reload1.c (mark_home_live_1): Use the mode parameter.
7635 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7637 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7638 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7642 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7644 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7646 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7648 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7649 from integer registers.
7650 (FP mode splitters): Handle TFmode.
7652 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7654 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7655 for ref-all pointers that point-to anything.
7657 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7659 * config/arm/arm.c (arm_output_dwarf_dtprel,
7660 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7662 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7664 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7665 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7668 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7670 * tree.c (signed_or_unsigned_type_for): New.
7671 (unsigned_type_for): Use signed_or_unsigned_type_for.
7672 (signed_type_for): Use signed_or_unsigned_type_for.
7673 * tree.h (signed_or_unsigned_type_for): New.
7674 (get_signed_or_unsigned_type): Remove.
7675 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7676 lang_hooks.types.signed_type
7677 (size_diffop): Likewise.
7678 (all_ones_mask_p): Likewise.
7679 (build_range_check): Likewise.
7680 (fold_cond_expr_with_comparison): Likewise.
7681 (fold_cond_expr_with_comparison): Likewise.
7682 (unextend): Likewise.
7683 (extract_muldiv_1): Likewise.
7684 (fold_single_bit_test_into_sign_test): Likewise.
7685 (fold_binary): Likewise.
7686 (fold_ternary): Likewise.
7687 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7688 instead of get_signed_or_unsigned_type.
7689 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7690 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7691 * expr.c (signed_or_unsigned_type_for): Use
7692 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7693 * langhooks.c (get_signed_or_unsigned_type): Remove.
7694 (lhd_signed_or_unsigned_type): Remove.
7695 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7696 signed_or_unsigned_type.
7697 (lhd_signed_or_unsigned_type): Remove.
7698 * expmed.c (make_tree): Use signed_type_for instead of
7699 lang_hooks.types.signed_type.
7700 * c-common.c (same_scalar_type_ignoring_signedness): Use
7701 c_common_signed_type instead of lang_hooks.types.signed_type.
7702 (c_common_unsigned_type): New.
7703 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7704 (shorten_compare): Use c_common_unsigned_type instead of
7705 c_common_signed_or_unsigned_type.
7706 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7708 * convert.c (convert_to_integer): Use signed_type_for instead of
7709 lang_hooks.types.signed_type.
7710 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7711 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7712 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7713 * c-format.c (check_format_types): Use c_common_unsigned_type
7714 instead of unsigned_type_for.
7715 * c-decl.c (groakdeclarator): Likewise.
7716 * c-typeck.c (convert_for_assignment): Likewise.
7717 * c-common.h (c_common_unsigned_type): New.
7719 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7722 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7723 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7725 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7728 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7729 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7731 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7732 Sebastian Pop <sebpop@gmail.com>
7734 * lambda-code.c (remove_iv): New.
7735 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7737 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7739 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7740 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7741 * tree-ssa-loop-prefetch.c: Include optabs.h.
7742 (FENCE_FOLLOWING_MOVNT): New macro.
7743 (struct mem_ref): Add independent_p and storent_p fields.
7744 (record_ref): Initalize the new fields.
7745 (gather_memory_references_ref): Return true if the reference
7747 (gather_memory_references): Check whether all memory accesses
7748 in loop were recorded.
7749 (should_issue_prefetch_p): Return false for nontemporal stores.
7750 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7751 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7752 (determine_loop_nest_reuse): Detect independent memory references.
7753 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7754 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7755 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7756 * config/i386/i386.h (x86_mfence): Declare.
7757 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7758 * config/i386/i386.c (x86_mfence): New variable.
7759 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7761 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7762 * optabs.c (init_optabs): Initialize storent_optab.
7763 * optabs.h (enum optab_index): Add OTI_storent.
7764 (storent_optab): Declare.
7765 * genopinit.c (optabs): Add initialization for storent_optab.
7766 * tree.h (MOVE_NONTEMPORAL): New macro.
7767 * expr.c (expand_assignment, store_expr, store_constructor_field,
7768 store_constructor, store_field, expand_expr_real_1): Propagate
7769 nontemporality of the expanded store.
7770 (emit_storent_insn): New function.
7771 * expr.h (expand_assignment, store_expr): Declaration changed.
7772 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7773 to expand_assignment.
7774 * stmt.c (expand_asm_expr): Ditto.
7775 * calls.c (initialize_argument_information): Pass false as
7776 nontemporality to store_expr.
7777 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7780 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7782 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7784 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7786 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7788 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7789 and allow DECL_P here.
7791 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7793 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7794 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7795 track of the size of the expression.
7796 * cfghooks.c (merge_blocks): Remove block from loops structure only
7797 after call of the merge_blocks hook.
7799 2007-06-09 Tom Tromey <tromey@redhat.com>
7801 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7802 (deprecated_state): Removed.
7803 (start_decl): Update.
7804 (enum deprecated_states): Moved earlier.
7805 (groktypename): Update.
7806 (push_parm_decl): Likewise.
7807 (grokfield): Likewise.
7808 (start_function): Likewise.
7810 2007-06-09 Ian Lance Taylor <iant@google.com>
7812 PR tree-optimization/32169
7813 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7814 CONVERT_EXPR, check whether min and max both converted to an
7815 overflow infinity representation.
7817 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7819 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7820 not inserted on the edge.
7822 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7824 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7825 instructions if they are supported.
7826 (__divsi3, __umodsi3, __modsi3): Likewise.
7827 (__ashldi3, __ashrdi3, __lshrdi3): New.
7828 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7830 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7831 Tony Linthicum <tony.linthicum@amd.com>
7833 * doc/invoke.texi: Add fvect-cost-model flag.
7834 * common.opt (fvect-cost-model): New flag.
7835 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7836 cost fields in stmt_vec_info struct for STMT.
7837 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7838 fields in stmt_vec_info struct and access functions for the same.
7839 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7840 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7841 load, store and vector to scalar operation.
7842 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7843 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7844 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7845 (TARG_VEC_STORE_COST): Define cost of vector store.
7846 (vect_estimate_min_profitable_iters): Define new function.
7847 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7848 check to evaluate if loop iterations are less than minimum profitable
7849 iterations determined by cost model or minimum vect loop bound defined
7850 by user, whichever is more conservative.
7851 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7852 run-time check to evaluate if loop iterations are less than minimum
7853 profitable iterations determined by cost model or minimum vect loop
7854 bound defined by user, whichever is more conservative.
7855 (vect_estimate_min_profitable_iterations): New function to estimate
7856 mimimimum iterartions required for vector version of loop to be
7857 profitable over scalar version.
7858 (vect_model_reduction_cost): New function.
7859 (vect_model_induction_cost): New function.
7860 (vect_model_simple_cost): New function.
7861 (vect_cost_strided_group_size): New function.
7862 (vect_model_store_cost): New function.
7863 (vect_model_load_cost): New function.
7864 (vectorizable_reduction): Call vect_model_reduction_cost during
7866 (vectorizable_induction): Call vect_model_induction_cost during
7868 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7869 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7870 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7871 vectorizable_promotion, vectorizable_demotion): Call
7872 vect_model_simple_cost during analysis phase.
7874 2007-06-08 Simon Baldwin <simonb@google.com>
7876 * reg-stack.c (get_true_reg): Readability change. Moved default case
7877 label into direct switch statement scope.
7879 2007-06-08 Simon Baldwin <simonb@google.com>
7881 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7882 in gcc_assert() with '==' comparison.
7884 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7886 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7887 TARGET_ABM handling of x86_popcnt variable.
7889 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7891 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7892 __builtin_copysignq and __builtin_infq built-in functions.
7894 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7896 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7897 SSE4.2 section. Correct built-in function names in SSE4A section.
7899 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7901 PR tree-optimization/32243
7902 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7903 for ncopies after ratio check between nunits_out and nunits_in.
7904 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7906 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7908 PR tree-optimization/32224
7909 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7910 vectorization upon a non GIMPLE_MODIFY_STMT.
7912 2007-06-08 Christian Bruel <christian.bruel@st.com>
7915 * config/sh/sh.md (doloop_end): New pattern and splitter.
7916 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7918 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7921 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7923 (verify_dominators): Do not change dominance tree.
7925 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7927 * config/sh/constraints.md: New file.
7928 * config/sh/sh.c: Include tm-constrs.h.
7929 (reg_class_from_letter): Remove.
7930 (prepare_cbranch_operands): Use satisfies_constraint_*
7931 function instead of macro.
7932 (andcosts, broken_move, sh_secondary_reload): Likewise.
7933 * config/sh/predicates.md (trapping_target_operand): Likewise.
7934 (and_operand, arith_operand, arith_reg_or_0_operand,
7935 cmp_operand, logical_operand, target_operand,
7936 ua_address_operand, ua_offset, xor_operand): Likewise.
7937 * config/sh/sh.md: Include constraints.md.
7938 (*movsicc_t_false): Use satisfies_constraint_* function
7940 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7941 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7942 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7943 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7944 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7945 (REG_CLASS_FROM_CONSTRAINT): Remove.
7946 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7947 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7948 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7949 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7950 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7951 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7952 function instead of macro.
7953 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7954 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7955 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7956 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7957 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7958 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7959 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7960 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7961 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7962 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7963 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7964 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7965 EXTRA_CONSTRAINT_STR): Likewise.
7966 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7968 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7970 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7972 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7975 * c-common.h (flag_cpp0x): Replaced by...
7976 (cxx_dialect): ... this new variable specifying the C++ dialect that
7978 * c-common.c (flag_cpp0x): Removed.
7979 (cxx_dialect): Defined.
7980 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7982 * c-opts.c (c_common_post_options): Likewise.
7983 (set_std_cxx98): Set cxx_dialect to cxx98.
7984 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7986 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7987 Hui-May Chang <hm.chang@apple.com>
7989 * doc/invoke.texi (Darwin Options): Update documentation for
7990 -mmacosx-version-min.
7991 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7992 * config/darwin-driver.c: New file.
7993 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7994 * config/t-darwin (darwin-driver.o): New rule.
7996 * config/darwin-c.c (version_as_macro): Ignore low digit.
7998 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
8001 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
8002 (CSGNMODE): New mode macro.
8003 (CSGNVMODE): New mode attribute.
8004 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
8005 expander using CSGNMODE mode macro. Handle TFmode.
8006 (copysign<mode>3_const): Rename from copysignsf3_const and
8007 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
8009 (copysign<mode>3_var): Rename from copysignsf3_var and
8010 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
8012 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
8013 mode macro. Handle TFmode.
8014 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
8015 (iortf3, *iortf3): Ditto.
8016 (xortf3, *xortf3): Ditto.
8017 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
8018 TFmode and TImode masks.
8019 (ix86_expand_copysign): Expand TFmode copysign insn.
8020 (IX86_BUILTIN_INFQ): New.
8021 (IX86_BUILTIN_FABSQ): Ditto.
8022 (IX86_BUILTIN_COPYSIGNQ): Ditto.
8023 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
8024 [__builtin_fabsq]: Ditto.
8025 [__builtin_copysignq]: Ditto.
8026 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
8027 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
8028 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
8029 ix86_expand_binop_builtin().
8031 2007-06-07 Bob Wilson <bob.wilson@acm.org>
8033 * config/xtensa/lib1funcs.asm: Clean up whitespace.
8035 2007-06-07 Steve Ellcey <sje@cup.hp.com>
8038 * rtl.h (push_to_sequence2): New.
8039 * emit-rtl.c (push_to_sequence2): New.
8040 * function.c (assign_parm_data_all): Add new fields.
8041 (assign_parm_setup_block): Call push_to_sequence2 instead of
8043 (assign_parm_setup_reg): Ditto.
8044 (assign_parm_setup_stack): Ditto.
8045 (assign_parms_unsplit_complex): Ditto.
8046 (assign_parms): Change field name.
8048 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
8050 PR tree-optimization/32220
8051 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
8052 phi node is reached before defining statement.
8054 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8057 * tree-vect-transform.c (vectorizable_call): Call update_stmt
8058 after changing the right hand side of the assignment.
8060 2007-06-06 Eric Christopher <echristo@apple.com>
8062 * config.gcc (i?86-*-darwin*): Remove arch parameter.
8063 (x86_64-*-darwin*): Ditto.
8064 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
8065 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8067 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8069 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
8071 (add_key): Likewise.
8072 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
8073 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
8075 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
8077 (add_cost_one_coalesce): Likewise.
8078 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
8079 variable names. Rename orig to orig_name for consistency.
8080 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
8082 (cprop_into_successor_phis): Avoid using C++ keywords as variable
8084 (record_equivalences_from_stmt): Likewise.
8085 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
8086 the coding conventions.
8087 (memory_ssa_name_same): Likewise.
8088 (dse_optimize_stmt): Likewise.
8089 (dse_record_phis): Likewise.
8090 (dse_finalize_block): Likewise.
8091 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
8092 keywords as variable names.
8093 (may_move_till): Cast according to the coding conventions.
8094 (force_move_till_expr): Avoid using C++ keywords as variable names.
8095 (force_move_till): Cast according to the coding conventions.
8096 (memref_hash): Likewise.
8097 (memref_eq): Likewise.
8098 (gather_mem_refs_stmt): Likewise.
8099 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
8100 using C++ keywords as variable names.
8101 (idx_find_step): Cast according to the coding conventions.
8102 (idx_record_use): Likewise.
8103 (find_depends): Likewise.
8104 (prepare_decl_rtl): Likewise.
8105 (mbc_entry_hash): Likewise.
8106 (mbc_entry_eq): Likewise.
8107 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
8108 (simplify_replace_tree): Avoid using C++ keywords as variable names.
8109 (idx_infer_loop_bounds): Cast according to the coding conventions.
8110 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
8111 * tree-ssa-math-opts.c (occ_new ): Likwise.
8112 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
8114 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
8116 (add_use_op): Likewise.
8117 (add_vop): Likewise.
8118 (add_vuse_op): Likewise.
8119 (add_vdef_op): Likewise.
8120 (get_expr_operands): Likewise.
8121 (push_stmt_changes): Use type safe memory macros.
8122 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
8123 keywords as variable names.
8124 (conditional_replacement): Likewise.
8125 (minmax_replacement): Likewise.
8126 (abs_replacement): Likewise.
8127 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
8129 (insert_fake_stores): Avoid using C++ keywords as variable names.
8130 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
8132 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
8133 (heapvar_insert): Use type safe memory macros.
8134 (new_var_info): Cast according to the coding conventions.
8135 (new_constraint): Likewise.
8136 (remove_preds_and_fake_succs): Use type safe memory macros.
8137 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
8139 (thread_single_edge): Likewise.
8140 (thread_through_loop_header): Likewise.
8142 2007-06-06 Eric Christopher <echristo@apple.com>
8144 * config/i386/i386.c (override_options): Move handling
8145 of TARGET_SUBTARGET* earlier.
8147 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8149 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8152 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8154 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8155 emited outside of basic block.
8156 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8158 * rtl.h (delete_insn_chain): Declaration changed.
8159 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8161 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8162 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8163 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8164 to delete_insn_chain.
8165 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8166 do not have bb field set.
8167 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8169 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8170 * cfgcleanup.c (try_optimize_cfg): Ditto.
8172 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8174 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8175 (lambda_body_vector_new): Use type safe memory macros.
8176 (lambda_linear_expression_new): Likewise.
8177 (lambda_loopnest_new): Likewise.
8178 (lambda_lattice_new): Likewise.
8179 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8180 conventions. Use type safe memory macros.
8181 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8182 (lambda_body_vector_s): Likewise.
8183 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8184 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8186 2007-06-06 Richard Guenther <rguenther@suse.de>
8188 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8189 if we need to schedule cfg_cleanup.
8190 (tree_ssa_forward_propagate_single_use_vars): Do so.
8192 2007-06-06 Ian Lance Taylor <iant@google.com>
8194 * fold-const.c (merge_ranges): If range_successor or
8195 range_predecessor fail, just return 0.
8197 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8199 PR tree-optimization/32216
8200 * tree-vectorizer.c (supportable_widening_operation): Determine
8201 signedness of FIX_TRUNC_EXPR from output operand.
8202 (supportable_narrowing_operation): Ditto.
8203 * tree-vect-generic.c (expand_vector_operations_1): Determine
8204 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8207 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8209 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8210 (struct pta): ...from here. Change flags to unsigned to avoid
8211 excessive casting (as it is used as a bit mask).
8212 (override_options): Add casts according to the coding convenventions.
8213 (x86_64_elf_unique_section): Likewise.
8214 (examine_argument): Avoid using C++ keywords as variable names.
8215 (construct_container): Likewise.
8216 (legitimize_pic_address): Likewise.
8217 (get_dllimport_decl): Cast according to the coding conventions. Use
8218 type safe memory macros.
8219 (legitimize_address): Cast according to the coding conventions.
8220 (emit_i387_cw_initialization): Corrected the type of slot to enum
8222 (ix86_init_machine_status): Use type safe memory macros.
8223 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8224 (bdesc_pcmpistr): Likewise.
8225 (bdesc_crc32): Likewise.
8226 (bdesc_sse_3arg): Likewise.
8227 (bdesc_2arg): Likewise.
8228 (bdesc_1arg): Likewise.
8229 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8230 (ix86_expand_sse_pcmpistr): Likewise.
8231 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8232 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8233 int to match the langhook definition.
8234 (ix86_builtin_conversion): Change the type of code to unsigned init to
8235 match the langhook definition.
8236 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8238 (ix86_preferred_output_reload_class): Likewise.
8239 (ix86_cannot_change_mode_class): Likewise.
8240 (ix86_memory_move_cost): Likewise.
8241 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8242 avoid excessive casting later on.
8243 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8245 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8248 as flags setting insn.
8249 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8251 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8253 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8254 (UNSPEC_ROUND): New.
8255 ("sse4_1_round<mode>2"): New insn pattern.
8256 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8258 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8259 expander using SSEMODEF mode macro. Expand using
8260 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8261 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8262 expander using SSEMODEF mode macro. Expand using
8263 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8264 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8265 expander using SSEMODEF mode macro. Expand using
8266 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8267 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8268 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8269 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8272 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8273 Sebastian Pop <sebpop@gmail.com>
8275 * lambda.h (build_linear_expr): New.
8276 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8277 Use build_linear_expr, call fold and force_gimple_operand.
8278 (lambda_loopnest_to_gcc_loopnest): Check that there is
8279 something to insert.
8280 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8282 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8284 PR preprocessor/23479
8285 * doc/extend.texi: Document the 0b-prefixed binary integer
8288 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8290 PR tree-optimization/32215
8291 * tree-vectorizer.c (supportable_widening_operation): Return false
8292 for unsupported FIX_TRUNC_EXPR tree code.
8293 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8295 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8297 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8298 register on SPE targets. Change documentation to reflect
8300 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8301 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8302 out of the register allocation pool.
8303 (rs6000_reg_live_or_pic_offset_p): New function.
8304 (rs6000_emit_prologue): Move the actual saving of LR up to free
8305 r0 for holding r11. Split saving of SPE 64-bit registers into
8306 its own case. Ensure that offsets will always be in-range for
8307 'evstdd' by using r11 as a scratch register to point at the start
8308 of the SPE save area. Save r11 if necessary, as it is the static
8310 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8311 into its own case. Ensure that offsets will always be in-range
8312 for 'evldd' by using r11 as a scratch register to point at the
8313 start of the SPE save area. Also adjust r11 when restoring
8314 the stack pointer to compensate for pre-loading r11.
8316 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8318 * cfg.c (init_flow): Use type safe memory macros.
8319 (alloc_block): Likewise.
8320 (unchecked_make_edge): Likewise.
8321 (dump_flow_info): Avoid using C++ keywords as variable names.
8322 (copy_original_table_clear): Cast according to the coding conventions.
8323 (copy_original_table_set): Likewise.
8324 * cfgexpand (label_rtx_for_bb): Likewise.
8325 (expand_gimple_basic_block): Likewise.
8326 * cfghooks.c (dump_bb): Likewise.
8327 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8329 (lv_add_condition_to_bb): Likewise.
8330 * cfglayout (relink_block_chain): Cast according to the coding
8332 (fixup_reorder_chain): Likewise.
8333 (fixup_fallthru_exit_predecessor): Likewise.
8334 * cfgloop.c (glb_enum_p): Likewise.
8335 (get_exit_description): Likewise.
8336 (dump_recorded_exit): Likewise.
8337 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8338 (struct loop): ... from here.
8339 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8341 * cfgrtl.c (rtl_create_basic_block): Likewise.
8342 (rtl_split_block): Likewise.
8343 (rtl_dump_bb): Likewise.
8344 (cfg_layout_split_block): Likewise.
8345 (init_rtl_bb_info): Use typesafe memory macros.
8347 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8348 * graphds.h: Updated all usages of edge to graph_edge.
8349 * graphds.c: Likewise.
8350 * cfgloopanal.c: Likewise.
8352 2007-06-05 Ian Lance Taylor <iant@google.com>
8354 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8355 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8356 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8358 (test_for_singularity): Likewise.
8360 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8362 * config/i386/constraints.md ("Y2"): Replaced by ...
8364 * config/i386/i386.md: Likewise.
8365 * config/i386/mmx.md: Likewise.
8366 * config/i386/sse.md: Likewise.
8368 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8370 * config/i386/constraints.md ("z"): Replaced by ...
8372 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8373 (sse4_1_blendvps): Likewise.
8374 (sse4_1_pblendvb): Likewise.
8375 (sse4_2_pcmpestr): Likewise.
8376 (sse4_2_pcmpestrm): Likewise.
8377 (sse4_2_pcmpestr_cconly): Likewise.
8378 (sse4_2_pcmpistr): Likewise.
8379 (sse4_2_pcmpistrm): Likewise.
8380 (sse4_2_pcmpistr_cconly): Likewise.
8382 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8384 * matrix-reorg.c (transform_access_sites): Fix computation.
8385 (transform_allocation_sites): Same.
8387 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8389 * config/i386/i386.c (override_options): Use
8390 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8392 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8394 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8395 (nonimm_not_xmm0_operand): Ditto.
8396 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8397 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8398 as operand[2] predicate. Require "z" class XMM register for
8399 operand[3]. Adjust asm template.
8400 ("sse4_1_blendvpd"): Ditto.
8401 ("sse4_1_pblendvb"): Ditto.
8402 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8403 force op2 into xmm0 register for variable blend instructions.
8405 2007-06-04 Tom Tromey <tromey@redhat.com>
8407 * c-tree.h (start_enum): Update.
8408 (build_enumerator): Likewise.
8409 * c-decl.c (enum_next_value): Removed.
8410 (enum_overflow): Likewise.
8411 (start_enum): Add c_enum_contents argument. Don't use globals.
8412 (build_enumerator): Likewise.
8413 * c-tree.h (struct c_enum_contents): New struct.
8415 2007-06-04 Tom Tromey <tromey@redhat.com>
8417 * c-common.c (c_common_get_alias_set): Fix indentation.
8419 2007-06-04 Ian Lance Taylor <iant@google.com>
8421 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8422 to overflow, reduce overflow infinity to regular infinity.
8423 (vrp_var_may_overflow): New static function.
8424 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8426 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8428 * stor-layout.c (layout_type): Remove duplicate code.
8430 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8433 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8434 before build_common_builtin_nodes ().
8436 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8439 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8441 2007-06-04 Jan Hubicka <jh@suse.cz>
8443 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8444 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8445 instead of _stat version.
8447 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8449 PR tree-optimization/32194
8450 * tree-predcom.c (determine_offset): Check that both references have
8453 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8455 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8456 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8457 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8458 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8459 Add argument to iterate_fix_dominators call.
8460 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8461 * gcse.c (hoist_code): Change domby to vector.
8462 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8463 Add argument to iterate_fix_dominators call.
8464 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8465 recompute_dominator.
8466 * lambda-code.c (perfect_nestify): Ditto.
8467 * cfgloopanal.c: Include graphds.h.
8468 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8469 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8470 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8472 * graphds.c: New file.
8473 * graphds.h: New file.
8474 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8475 (get_dominated_by, get_dominated_by_region): Change return type to
8477 (verify_dominators): Recompute all dominators and compare the results.
8478 (recount_dominator): Renamed to ...
8479 (recompute_dominator): ... this. Do not check that the block is
8481 (iterate_fix_dominators): Reimplemented.
8482 (prune_bbs_to_update_dominators, root_of_dom_tree,
8483 determine_dominators_for_sons): New functions.
8484 * et-forest.c (et_root): New function.
8485 * et-forest.h (et_root): Declare.
8486 * Makefile.in (graphds.o): Add.
8487 (cfgloopanal.o): Add graphds.h dependency.
8488 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8489 * basic-block.h (get_dominated_by, get_dominated_by_region,
8490 iterate_fix_dominators): Declaration changed.
8491 (recount_dominator): Renamed to ...
8492 (recompute_dominator): ... this.
8493 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8494 (thread_through_all_blocks): Do not free dominance info.
8496 2007-06-03 Andreas Schwab <schwab@suse.de>
8498 * config/m68k/m68k.c (override_options): Don't override
8500 * config/m68k/m68k-modes.def (SF, DF): Define to use
8501 motorola_single_format and motorola_double_format, resp.
8502 * real.c (motorola_single_format): Renamed from
8503 coldfire_single_format.
8504 (motorola_double_format): Renamed from coldfire_double_format.
8505 (encode_ieee_extended): Generate a proper canonical NaN image
8506 respecting canonical_nan_lsbs_set.
8507 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8509 * real.h: Adjust declarations.
8511 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8514 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8515 the symbol is generated with the stack protector.
8517 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8519 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8520 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8522 * doc/extend.texi (interrupt): Mention m68k.
8524 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8527 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8528 (ix86_expand_sse_pcmpestr): Do not check operands for
8529 "register_operand", when insn operand predicate is "register_operand".
8530 (ix86_expand_sse_pcmpistr): Ditto.
8532 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8533 Uros Bizjak <ubizjak@gmail.com>
8535 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8536 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8537 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8538 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8539 * config/i386/constraints.md ("z"): New register constraint
8540 for members of SSE_FIRST_REG class.
8541 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8542 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8543 SSE_FIRST_REG class.
8544 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8545 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8546 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8547 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8548 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8549 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8550 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8551 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8552 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8553 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8554 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8555 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8556 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8557 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8558 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8559 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8560 (struct builtin_description): Change "flag" field to unsigned.
8561 (bdesc_pcmpestr): New builtin description table.
8562 (bdesc_pcmpistr): Likewise.
8563 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8564 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8565 Initialize pcmp[ei]str[im] insns for SSE4.2.
8566 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8567 (ix86_expand_sse_pcmpistr): Likewise.
8568 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8569 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8570 (UNSPEC_PCMPISTR): Likewise.
8571 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8572 (sse4_2_pcmpestri):New isns pattern.
8573 (sse4_2_pcmpestrm): Likewise.
8574 (sse4_2_pcmpestr_cconly): Likewise.
8575 (sse4_2_pcmpistr): New insn patern and splitter.
8576 (sse4_2_pcmpistri):New isns pattern.
8577 (sse4_2_pcmpistrm): Likewise.
8578 (sse4_2_pcmpistr_cconly): Likewise.
8579 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8582 2007-06-01 David Daney <ddaney@avtrex.com>
8584 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8585 LOADGP_ABSOLUTE and not binds_local_p.
8587 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8589 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8591 2007-06-01 Ian Lance Taylor <iant@google.com>
8593 * tree-vrp.c (compare_name_with_value): Always set
8594 used_strict_overflow if we get a result from the variable itself.
8596 2007-06-01 Ian Lance Taylor <iant@google.com>
8598 PR rtl-optimization/31455
8599 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8600 subregs which have a cast between modes which are not tieable.
8602 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8604 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8605 breaks after return statements.
8607 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8609 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8610 only after no_new_pseudos.
8612 2007-05-31 Eric Christopher <echristo@apple.com>
8614 * expr.c (convert_move): Assert that we don't have a BLKmode
8616 (store_expr): Handle BLKmode moves by calling emit_block_move.
8618 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8620 * c-typeck.c (build_indirect_ref): Include type in error message.
8621 (build_binary_op): Pass types to binary_op_error.
8622 * c-common.c (binary_op_error): Take two type arguments, print out
8624 * c-common.h (binary_op_error): Update prototype.
8626 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8628 * config/i386/i386.c: Correct coments on -mno-sse4.
8630 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8632 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8633 (x86_64-*-*): Likewise.
8634 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8635 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8636 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8637 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8638 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8639 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8640 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8641 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8642 (OPTION_MASK_ISA_SSE4): Likewise.
8643 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8644 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8645 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8646 (override_options): Support SSE4.2.
8647 (ix86_build_const_vector): Support SImode and DImode.
8648 (ix86_build_signbit_mask): Likewise.
8649 (ix86_expand_int_vcond): Support V2DImode.
8650 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8651 (IX86_BUILTIN_CRC32HI): Likewise.
8652 (IX86_BUILTIN_CRC32SI): Likewise.
8653 (IX86_BUILTIN_CRC32DI): Likewise.
8654 (IX86_BUILTIN_PCMPGTQ): Likewise.
8655 (bdesc_crc32): Likewise.
8656 (bdesc_sse_3arg): Likewise.
8657 (ix86_expand_crc32): Likewise.
8658 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8659 (ix86_expand_builtin): Likewise.
8660 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8661 __SSE4_2__ for -msse4.2.
8662 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8663 (CRC32MODE): Likewise.
8664 (crc32modesuffix): Likewise.
8665 (crc32modeconstraint): Likewise.
8666 (sse4_2_crc32<mode>): Likewise.
8667 (sse4_2_crc32di): Likewise.
8668 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8670 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8671 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8672 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8673 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8674 (vcondu<mode>): Likewise.
8675 * doc/extend.texi: Document SSE4.2 built-in functions.
8676 * doc/invoke.texi: Document -msse4.2/-msse4.
8678 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8680 PR tree-optimization/32160
8681 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8682 variable as gimple reg.
8683 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8685 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8687 * gcc.c (main): Don't consider linker options when issuing the
8688 warning about a linker input file not being used.
8690 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8692 * tree-vrp.c (compare_names): Initialize sop.
8694 2007-05-30 Dirk Mueller <dmueller@suse.de>
8696 * cgraphunit.c (cgraph_analyze_function): Remove
8697 computation of inline parameters.
8699 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8701 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8703 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8705 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8706 Add vx-common.h. Include vxworks.h between vx-common.h and
8708 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8710 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8711 (TARGET_ASM_DESTRUCTOR): Likewise.
8712 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8713 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8714 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8715 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8716 (VXWORKS_ENDIAN_SPEC): Define.
8717 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8718 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8719 VXWORKS_* equivalents.
8720 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8721 (ASM_FILE_START): Delete.
8722 (TARGET_VERSION): Reformat.
8723 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8724 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8725 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8726 (FPBIT, DPBIT): Define.
8727 (fp-bit.c, dp-bit.c): New rules.
8728 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8729 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8730 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8731 * config/arm/arm.h: Include vxworks-dummy.h.
8732 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8733 Mark with ATTRIBUTE_UNUSED.
8734 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8735 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8736 make it incompatible with -msingle-pic-base.
8737 (arm_function_ok_for_sibcall): Return false for calls that might
8738 go through a VxWorks PIC PLT entry.
8739 (require_pic_register): New function, split out from...
8740 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8742 (arm_load_pic_register): Handle the VxWorks RTP initialization
8743 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8744 (arm_emit_call_insn): New function.
8745 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8746 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8747 (pic_offset_arm): New pattern.
8748 (call, call_value): Use arm_emit_call_insn.
8749 (call_internal, call_value_internal): New expanders.
8750 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8751 VxWorks unless __PIC__.
8753 2007-05-30 Eric Christopher <echristo@gmail.com>
8755 * genrecog.c: Include regs.h in generated file.
8756 * genemit.c: Ditto. Fix up formatting.
8757 * config/mn10300/constraints.md: New.
8758 * config/mn10300/mn10300.md: Include.
8759 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8760 Fix up for removed macro.
8761 * config/mn10300/predicates.md (call_address_operand): Ditto.
8762 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8763 (CONST_OK_FOR_I): Ditto.
8764 (CONST_OK_FOR_J): Ditto.
8765 (CONST_OK_FOR_K): Ditto.
8766 (CONST_OK_FOR_L): Ditto.
8767 (CONST_OK_FOR_M): Ditto.
8768 (CONST_OK_FOR_N): Ditto.
8769 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8773 (EXTRA_CONSTRAINT): Ditto.
8775 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8777 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8779 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8780 OPTION_MASK_ISA_64BIT.
8781 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8783 2007-05-30 Richard Guenther <rguenther@suse.de>
8786 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8787 types for comparison.
8788 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8789 with original typed arguments.
8790 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8792 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8794 PR tree-optimization/31769
8795 * except.c (duplicate_eh_regions): Clear prev_try if
8796 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8798 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8800 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8801 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8802 bsi of the location where statements should be inserted.
8803 (sink_code_in_bb): Take bsi from statement_sink_location.
8804 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8805 instead of bsi_start.
8806 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8808 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8809 (bsi_move_before): Document inconsistency with bsi_move_after.
8810 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8812 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8814 * config/i386/i386.h (TARGET_ABM): New define.
8815 (TARGET_POPCNT): Ditto.
8816 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8817 New temporary defines to redefine from OPTION_ISA_* defines.
8818 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8819 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8820 (ix86_isa_flags): New extern int declaration.
8821 (TARGET_SUBTARGET_DEFAULT): New define.
8822 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8823 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8824 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8825 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8826 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8827 * config/i386/darwin.h: Change TARGET_64BIT define to
8830 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8831 using existing "ix86_isa_flags" varible.
8832 (m32, m64): Use existing "ix86_isa_flags" variable.
8833 (mmmx, m3dnow): Ditto.
8834 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8835 (mabm): Define as non-negative option using "x86_abm" variable.
8836 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8838 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8839 Rewrite feature test bitmap.
8840 (ix86_isa_flags): New initialized global int varible.
8841 (ix86_isa_flags_explicit): New static int variable.
8842 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8843 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8844 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8845 target_flags_explicit.
8846 (override_options): Remove "target_enable" and "target_disable" fields
8847 from "struct ptt". Update processor_target_table accordingly. Remove
8848 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8849 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8850 "target_flags" and "ix86_isa_flags_explicit" instead of
8851 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8852 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8853 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8854 to true when either of PTA_POPCNT or PTA_ABM is set in
8855 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8856 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8857 processor_alias_table flags entry. Remove handling of
8858 "target_enable" and "target_disable" fields of processor_target_table.
8859 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8860 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8861 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8862 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8863 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8865 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8867 2007-05-29 David Daney <ddaney@avtrex.com>
8870 * config/mips/mips.c (mips_output_mi_thunk): Emit
8871 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8873 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8874 * config/i386/i386.c (ix86_function_regparm): Added checking of
8875 ix86_force_align_arg_pointer to determine the number of
8876 register parameters.
8878 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8880 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8881 (SET_DR_MISALIGNMENT): New.
8882 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8883 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8884 Use SET_DR_MISALIGNMENT.
8885 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8887 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8888 find_loop_nest): Export.
8889 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8890 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8891 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8892 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8894 (struct mem_ref): Add field reuse_distance.
8895 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8896 Initialize reuse_distance field.
8897 (issue_prefetch_ref): Select temporality of prefetch according to
8899 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8900 self_reuse_distance, determine_loop_nest_reuse): New functions.
8901 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8902 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8903 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8906 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8908 * tree-ssa-alias.c: Add aliasing overview.
8910 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8911 Danny Smith <dannysmith@users.sourceforge.net>
8914 * config/i386/t-crtfm: Compile crtfastmath.o with
8915 -minline-all-stringops.
8916 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8917 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8919 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8921 * doc/md.texi: Document constraints on HP PA-RISC.
8923 * pa/constraints.md: New file.
8924 * pa.md: Include constraints.md.
8925 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8926 (integer_store_memory_operand, ldil_cint_p): New functions.
8927 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8928 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8929 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8930 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8931 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8933 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8936 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8937 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8938 case POSTDECREMENT_EXPR>): Return the error_mark_node
8939 if either the real or imaginary parts would an
8942 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8945 name when we remove it from a call.
8947 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8949 * targhooks.c (default_narrow_bitfield): Remove.
8950 * targhooks.h: Remove the prototype for
8951 default_narrow_bitfield.
8953 * langhooks-def.h: Remove the prototype for
8954 hook_get_alias_set_0.
8955 * langhooks.c (hook_get_alias_set_0): Remove.
8957 * global.c (EXECUTE_IF_CONFLICT): Remove.
8959 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8962 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8963 return true when truth_value_p is true and the type
8966 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8968 * doc/install.texi (Prerequisites): We no longer require Autoconf
8969 2.13 for the top-level.
8971 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8973 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8974 memory access via x86_expand_vector_move_misalign() only for
8975 TImode values on 32-bit targets.
8977 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8979 * matrix-reorg.c: New file. Implement matrix flattening and
8980 transposing optimization.
8981 * tree-pass.h: Add matrix reorg pass.
8982 * common.opt: Add fipa-mreorg flag.
8983 * Makefile.in: Add matrix-reorg.c.
8984 * passes.c: Add matrix reorg pass.
8985 * varpool.c (add_new_static_var): New function.
8986 * cgraph.h (add_new_static_var): Declare.
8988 2007-05-27 Eric Christopher <echristo@apple.com>
8990 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8991 sp_offset depending on stack size. Save r12 depending
8992 on registers we're saving later.
8993 (rs6000_emit_epilogue): Update sp_offset depending only
8996 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8998 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8999 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9000 * ifcvt.c (if_convert): Ditto.
9001 * tree-ssa-threadupdate.c (thread_block): Ditto.
9002 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
9003 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9004 verify_loop_closed_ssa): Check number_of_loops instead of
9006 * predict.c (tree_estimate_probability): Ditto.
9007 * tree-if-conv.c (main_tree_if_conversion): Ditto.
9008 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
9009 * modulo-sched.c (sms_schedule): Ditto.
9010 * tree-scalar-evolution.c (scev_const_prop): Ditto.
9011 (scev_finalize): Do not do anything if scev analysis was not
9013 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
9014 current_loops == NULL.
9015 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
9016 * loop-init.c (loop_optimizer_init): Do not free current_loops when
9018 (loop_optimizer_finalize): Assert that loops were analyzed.
9019 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
9020 rtl_doloop): Check number_of_loops instead of current_loops.
9021 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
9022 current_loops == NULL.
9023 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
9024 gate_tree_vectorize tree_linear_transform, check_data_deps,
9025 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
9026 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
9027 Check number_of_loops instead of current_loops.
9028 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
9029 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
9030 free loops if available.
9031 (execute_pre): Do not pass do_fre to fini_pre.
9033 2007-05-27 Tobias Burnus <burnus@net-b.de>
9036 * real.c (mpfr_from_real): Fix sign of -Inf.
9038 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
9040 * tree-vect-transform.c (vectorizable_conversion): Initialize
9041 tree_code variables to ERROR_MARK.
9042 (vectorizable_type_demotion): Likewise.
9043 (vectorizable_type_promotion): Likewise.
9045 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9048 * config/i386/i386.md (movti): Handle push operands via
9051 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9053 * basic-block.h: Remove the prototype for merge_seq_blocks.
9054 * cfgcleanup.c (merge_seq_blocks): Remove.
9056 * tree-flow.h: Remove the prototype for is_aliased_with.
9057 * tree-ssa-alias.c (is_aliased_with): Remove.
9059 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
9061 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
9063 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
9065 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
9066 ix86_expand_sse4_unpack if SSE4.1 is enabled.
9067 (vec_unpacks_hi_v16qi): Likewise.
9068 (vec_unpacku_lo_v16qi): Likewise.
9069 (vec_unpacks_lo_v16qi): Likewise.
9070 (vec_unpacku_hi_v8hi): Likewise.
9071 (vec_unpacks_hi_v8hi): Likewise.
9072 (vec_unpacku_lo_v8hi): Likewise.
9073 (vec_unpacks_lo_v8hi): Likewise.
9074 (vec_unpacku_hi_v4si): Likewise.
9075 (vec_unpacks_hi_v4si): Likewise.
9076 (vec_unpacku_lo_v4si): Likewise.
9077 (vec_unpacks_lo_v4si): Likewise.
9079 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
9081 * c-typeck.c, config/arm/arm.c, config/darwin.c,
9082 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
9083 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
9084 follow spelling conventions in various
9085 warning/error/diagnostic messages.
9087 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
9088 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
9089 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
9090 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
9091 tree-vrp.c: Fix comment typos. Follow spelling conventions.
9092 * doc/tm.texi: Follow spelling conventions.
9094 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9097 * tree-ssa-forwprop.c
9098 (forward_propagate_addr_into_variable_array_index): Remove
9099 the lhs argument. Use the type of def_rhs instead of lhs.
9100 (forward_propagate_addr_expr_1): Update use of
9101 forward_propagate_addr_into_variable_array_index.
9103 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
9104 Nigel Stephens <nigel@mips.com>
9106 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
9107 function attributes, "far" being an alias for "long_call".
9108 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
9109 (mips_near_type_p, mips_far_type_p): New.
9110 (mips_comp_type_attributes): New function to check that attributes
9111 attached to a function type are compatible.
9112 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
9113 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
9114 to the target function of the thunk.
9115 (mips_encode_section_info): Check for "near" and "far" function
9116 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
9118 * config/mips/predicates.md (const_call_insn_operand): Test only
9119 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
9121 * doc/extend.texi (Function Attributes): Document MIPS "near" and
9124 * testsuite/gcc.target/mips/near-far-1.c: New test case.
9125 * testsuite/gcc.target/mips/near-far-2.c: New test case.
9126 * testsuite/gcc.target/mips/near-far-3.c: New test case.
9127 * testsuite/gcc.target/mips/near-far-4.c: New test case.
9129 2007-05-25 Eric Christopher <echristo@apple.com>
9131 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
9132 to x86-darwin configurations.
9133 * config/i386/t-darwin: Add softfp support.
9134 * config/i386/t-darwin64: Ditto.
9135 * config/i386/sfp-machine.h: If mach then don't use
9136 aliasing, emit a stub to call.
9138 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
9140 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
9141 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
9142 tree-predcom.c, tree-ssa-alias-warnings.c,
9143 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
9144 comment typos. Follow spelling conventions.
9145 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9147 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9150 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9151 constants into memory. Expand unaligned memory references for
9152 SSE modes via x86_expand_vector_move_misalign() function.
9154 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9156 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9157 "memory" attribute for "sseishft" type insn without operands[2].
9159 2007-05-25 Dirk Mueller <dmueller@suse.de>
9160 Marcus Meissner <meissner@suse.de>
9162 * doc/extend.texi (alloc_size): New attribute.
9163 * c-common.c (handle_alloc_size_attribute): New.
9164 * tree-object-size.c (alloc_object_size): Use alloc_size
9165 attribute, if available.
9167 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9169 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9171 (__builtin_ia32_vec_ext_v2di): Likewise.
9172 (__builtin_ia32_vec_ext_v4si): Likewise.
9173 (__builtin_ia32_vec_ext_v8hi): Likewise.
9174 (__builtin_ia32_vec_ext_v16qi): Likewise.
9175 (__builtin_ia32_vec_set_v8hi): Likewise.
9177 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9179 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9181 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9183 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9184 (arm_is_longcall_p): Rename to...
9185 (arm_is_long_call_p): ...this. Take a single tree argument and
9187 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9188 (CUMULATIVE_ARGS): Remove call_cookie.
9189 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9190 (ENCODED_LONG_CALL_ATTR_P): Delete.
9191 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9192 LONG_CALL_FLAG_CHAR cases.
9193 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9194 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9195 ARM_DECLARE_FUNCTION_SIZE.
9196 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9197 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9198 (arm_encode_call_attribute, current_file_function_operand): Delete.
9199 (arm_function_in_section_p): New function.
9200 (arm_is_longcall_p): Rename to...
9201 (arm_is_long_call_p): ...this. Take the target function as a single
9202 argument and return a bool. Do not rely on call cookies. Check
9203 whether the target symbol is in the same section as the current
9204 function, not just the same compilation unit.
9205 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9206 (arm_encode_section_info): Don't encode a call type.
9207 * config/arm/arm.md (call, call_value): Update calls to
9208 arm_is_long(_)call_p. Simplify logic.
9209 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9210 Update calls to arm_is_long(_)call_p.
9212 2007-05-25 Richard Guenther <rguenther@suse.de>
9214 PR tree-optimization/31982
9215 * tree-ssa-forwprop.c
9216 (forward_propagate_addr_into_variable_array_index): Handle arrays
9217 with element size one.
9219 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9221 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9222 (umulsi3_highpart): Likewise.
9224 2007-05-24 Ian Lance Taylor <iant@google.com>
9226 PR rtl-optimization/32069
9227 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9230 2007-05-24 Ollie Wild <aaw@google.com>
9232 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9235 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9237 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9238 (oprs_unchanged_p): Use it to check all registers in a REG.
9239 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9240 (reg_set_between_after_reload_p): Delete.
9241 (reg_used_between_after_reload_p): Likewise.
9242 (reg_set_or_used_since_bb_start): Likewise.
9243 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9244 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9245 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9246 * rtlanal.c (reg_set_p): Check whether REG overlaps
9247 regs_invalidated_by_call, rather than just checking the
9248 membership of REGNO (REG).
9250 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9252 * doc/passes.texi: Document predictive commoning.
9253 * doc/invoke.texi (-fpredictive-commoning): Document.
9254 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9255 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9256 adding indices to the generated name.
9257 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9258 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9259 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9260 (op_symbol_code): ... and exported.
9261 (dump_omp_clause, op_symbol): Use op_symbol_code
9262 instead of op_symbol_1.
9263 * tree-pass.h (pass_predcom): Declare.
9264 * timevar.def (TV_PREDCOM): New timevar.
9265 * tree-ssa-loop.c (run_tree_predictive_commoning,
9266 gate_tree_predictive_commoning, pass_predcom): New.
9267 * tree-data-ref.c (find_data_references_in_loop): Find the
9268 references in dominance order.
9269 (canonicalize_base_object_address): Ensure that the result has
9271 (dr_analyze_innermost): Export.
9272 (create_data_ref): Code to fail for references with invariant
9274 (find_data_references_in_stmt): ... here.
9275 * tree-data-ref.h (dr_analyze_innermost): Declare.
9276 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9277 (aff_combination_find_elt, name_expansion_hash,
9278 name_expansion_eq, tree_to_aff_combination_expand,
9279 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9281 * tree-affine.h (aff_combination_constant_multiple_p,
9282 tree_to_aff_combination_expand): Declare.
9283 * tree-predcom.c: New file.
9284 * common.opt (fpredictive-commoning): New option.
9285 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9286 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9287 * Makefile.in (tree-predcom.o): Add.
9288 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9289 * passes.c (init_optimization_passes): Add dceloop after
9290 copy propagation in loop optimizer. Add predictive commoning
9291 to loop optimizer passes.
9293 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9295 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9298 2007-05-24 Jan Hubicka <jh@suse.cz>
9300 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9302 (genheader): Include statistics.h.
9304 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9306 * print-rtl.c (flag_dump_unnumbered): Update comments.
9307 (print_rtl): Fix my previous change.
9308 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9311 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9314 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9316 (thread_through_all_blocks): Call initialize_original_copy_tables
9317 and free_original_copy_tables.
9318 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9320 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9321 * cfghooks.c (duplicate_block): Use get_loop_copy.
9322 * cfg.c: Include cfgloop.h.
9323 (loop_copy): New hash table.
9324 (initialize_original_copy_tables): Initialize loop_copy table.
9325 (free_original_copy_tables): Free loop_copy table.
9326 (copy_original_table_clear, copy_original_table_set,
9327 set_loop_copy, get_loop_copy): New functions.
9328 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9329 * cfgloop.h (struct loop): Remove copy field.
9330 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9331 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9333 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9335 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9336 -msse/-msse2/-msse3.
9338 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9340 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9341 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9343 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9346 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9347 * targhooks.h (default_mangle_decl_assembler_name): Declare
9349 * targhooks.c (default_mangle_decl_assembler_name): Define
9351 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9353 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9354 * langhooks.c (lhd_set_decl_assembler_name): Call
9355 targetm.mangle_decl_assembler_name for names with global scope.
9357 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9359 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9360 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9362 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9363 New. Factored out of i386_pe_encode_section_info.
9364 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9365 Move check for prior decoration of stdcall
9366 symbols to i386_pe_encode_section_info.
9367 (i386_pe_encode_section_info): Adjust call to
9368 gen_stdcall_or_fastcall_suffix. Use
9369 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9370 (i386_pe_mangle_decl_assembler_name): New. Wrap
9371 i386_pe_maybe_mangle_decl_assembler_name.
9373 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9375 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9376 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9377 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9378 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9379 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9382 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9383 Nigel Stephens <nigel@mips.com>
9384 Richard Sandiford <richard@codesourcery.com>
9386 Fix up MIPS16 hard float and add support for complex.
9388 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9389 (TARGET_SOFT_FLOAT_ABI): New.
9390 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9391 __mips_soft_float to reflect the ABI in use, not whether the
9392 FPU is directly accessible (e.g., in MIPS16 mode).
9393 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9394 (UNITS_PER_FPVALUE): Likewise.
9396 * config/mips/mips.c (mips_expand_call): Remove redundant
9397 TARGET_MIPS16 check.
9398 (mips_arg_regno): New.
9399 (function_arg_advance): When setting bits in cum->fp_code for
9400 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9402 (function_arg): Use mips_arg_regno.
9403 (mips_return_mode_in_fpr_p): New.
9404 (mips16_call_stub_mode_suffix): New.
9405 (mips16_cfun_returns_in_fpr_p): New.
9406 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9407 (mips_output_function_prologue): Test mips16_hard_float, not
9408 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9409 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9410 return value into a floating-point register.
9411 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9412 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9413 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9414 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9415 word of double arguments from or to the high bits of 64-bit
9416 floating point registers.
9417 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9418 (mips16_fpret_double): New helper function.
9419 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9420 support for complex modes. Fill in DECL_RESULT for stubdecl.
9421 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9423 * config/mips/mips16.S
9424 (RET, ARG1, ARG2): New.
9425 (MERGE_GPRf, MERGE_GPRt): New.
9426 (DELAYt, DELAYf): New.
9427 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9428 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9429 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9430 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9431 (SFOP): Renamed to...
9432 (OPSF3): This, and macro-ified. Updated all uses.
9433 (SFOP2): Renamed to...
9434 (OPSF2): This, and macro-ified. Updated all uses.
9435 (SFCMP): Renamed to...
9436 (CMPSF): This, and macro-ified. Updated all uses.
9437 (SFREVCMP): Renamed to...
9438 (REVCMPSF): This, and macro-ified. Updated all uses.
9439 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9440 (LDDBL1, LDDBL2, RETDBL): Deleted.
9441 (DFOP): Renamed to...
9442 (OPDF3): This, and macro-ified. Updated all uses.
9443 (DFOP2): Renamed to...
9444 (OPDF2): This, and macro-ified. Updated all uses.
9445 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9446 (DFCMP): Renamed to...
9447 (CMPDF): This, and macro-ified. Updated all uses.
9448 (DFREVCMP): Renamed to...
9449 (REVCMPDF): This, and macro-ified. Updated all uses.
9450 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9451 (RET_FUNCTION): New.
9452 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9453 (__mips16_ret_sc, __mips16_ret_dc): New.
9454 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9455 STUB_ARGS_6, STUB_ARGS_10): New.
9456 (CALL_STUB_NO_RET): New.
9457 (__mips16_call_stub_1): Macro-ified.
9458 (__mips16_call_stub_5): Macro-ified.
9459 (__mips16_call_stub_2): Macro-ified.
9460 (__mips16_call_stub_6): Macro-ified.
9461 (__mips16_call_stub_9): Macro-ified.
9462 (__mips16_call_stub_10): Macro-ified.
9463 (CALL_STUB_RET): New.
9464 (__mips16_call_stub_sf_0): Macro-ified.
9465 (__mips16_call_stub_sf_1): Macro-ified.
9466 (__mips16_call_stub_sf_5): Macro-ified.
9467 (__mips16_call_stub_sf_2): Macro-ified.
9468 (__mips16_call_stub_sf_6): Macro-ified.
9469 (__mips16_call_stub_sf_9): Macro-ified.
9470 (__mips16_call_stub_sf_10): Macro-ified.
9471 (__mips16_call_stub_df_0): Macro-ified.
9472 (__mips16_call_stub_df_1): Macro-ified.
9473 (__mips16_call_stub_df_5): Macro-ified.
9474 (__mips16_call_stub_df_2): Macro-ified.
9475 (__mips16_call_stub_df_6): Macro-ified.
9476 (__mips16_call_stub_df_9): Macro-ified.
9477 (__mips16_call_stub_df_10): Macro-ified.
9478 (__mips16_call_stub_sc_0): New.
9479 (__mips16_call_stub_sc_1): New.
9480 (__mips16_call_stub_sc_5): New.
9481 (__mips16_call_stub_sc_2): New.
9482 (__mips16_call_stub_sc_6): New.
9483 (__mips16_call_stub_sc_9): New.
9484 (__mips16_call_stub_sc_10): New.
9485 (__mips16_call_stub_dc_0): New.
9486 (__mips16_call_stub_dc_1): New.
9487 (__mips16_call_stub_dc_5): New.
9488 (__mips16_call_stub_dc_2): New.
9489 (__mips16_call_stub_dc_6): New.
9490 (__mips16_call_stub_dc_9): New.
9491 (__mips16_call_stub_dc_10): New.
9493 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9494 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9495 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9497 2007-05-23 Ian Lance Taylor <iant@google.com>
9499 * doc/invoke.texi (Invoking GCC): Document that the order of the
9502 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9505 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9506 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9507 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9511 * config/score/score.c (score_print_operand): Make sure that only
9512 lower bits are used.
9514 2007-05-22 Ian Lance Taylor <iant@google.com>
9516 * tree-vrp.c (avoid_overflow_infinity): New static function,
9517 broken out of set_value_range_to_value.
9518 (set_value_range_to_value): Call avoid_overflow_infinity.
9519 (extract_range_from_assert): Likewise.
9521 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9524 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9525 change the type before looking for a COMPOUND_EXPR.
9527 2007-05-22 Ian Lance Taylor <iant@google.com>
9529 * lower-subreg.c (decompose_multiword_subregs): If we change an
9530 insn, call remove_retval_note on it.
9532 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9534 * regs.h (end_hard_regno): New function.
9535 (END_HARD_REGNO, END_REGNO): New macros.
9536 (add_to_hard_reg_set): New function.
9537 (remove_from_hard_reg_set): Likewise.
9538 (in_hard_reg_set_p): Likewise.
9539 (overlaps_hard_reg_set_p): Likewise.
9540 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9541 (note_btr_set): Use END_HARD_REGNO.
9542 * caller-save.c (setup_save_areas): Use end_hard_regno.
9543 (mark_set_regs): Use END_HARD_REGNO.
9544 (add_stored_regs): Use end_hard_regno.
9545 (mark_referenced_regs): Use add_to_hard_reg_set.
9546 * combine.c (update_table_tick): Use END_REGNO.
9547 (record_value_for_reg): Likewise.
9548 (record_dead_and_set_regs): Likewise.
9549 (get_last_value_validate): Likewise.
9550 (use_crosses_set_p): Likewise.
9551 (reg_dead_at_p_1): Likewise.
9552 (reg_dead_at_p): Likewise.
9553 (mark_used_regs_combine): Use add_to_hard_reg_set.
9554 (move_deaths): Use END_HARD_REGNO.
9555 (reg_bitfield_target_p): Use end_hard_regno.
9556 (distribute_notes): Use END_HARD_REGNO.
9557 * cse.c (mention_regs): Use END_REGNO.
9558 (insert): Use add_to_hard_reg_set.
9559 (invalidate): Use END_HARD_REGNO.
9560 (invalidate_for_call): Likewise.
9561 (exp_equiv_p): Use END_REGNO.
9562 (cse_insn): Likewise.
9563 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9564 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9565 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9566 * function.c (keep_stack_depressed): Use end_hard_regno.
9567 * global.c (global_alloc): Use end_hard_regno.
9568 (global_conflicts): Use add_to_hard_reg_set instead of
9570 (find_reg): Likewise.
9571 (mark_reg_store): Likewise.
9572 (mark_reg_conflicts): Likewise.
9573 (mark_reg_death): Use remove_from_hard_reg_set.
9574 (mark_reg_live_nc): Delete.
9575 (set_preference): Use end_hard_regno.
9576 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9577 remove_from_hard_reg_set.
9578 (post_mark_life): Use add_to_hard_reg_set.
9579 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9580 (reg_becomes_live): Use add_to_hard_reg_set.
9581 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9582 (peep2_find_free_register): Use add_to_hard_reg_set.
9583 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9584 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9585 * regrename.c (note_sets): Use add_to_hard_reg_set.
9586 (clear_dead_regs): Use remove_from_hard_reg_set.
9587 (regrename_optimize): Use add_to_hard_reg_set.
9588 (find_oldest_value_reg): Use in_hard_reg_set_p.
9589 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9590 (hard_reg_set_here_p): Use end_hard_regno.
9591 (decompose): Likewise.
9592 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9593 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9594 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9595 (mark_home_live): Use end_hard_regno.
9596 (spill_hard_reg): Likewise.
9597 (clear_reload_reg_in_use): Likewise.
9598 * reorg.c (delete_prior_computation): Use END_REGNO.
9599 * resource.c (update_live_status): Use END_HARD_REGNO.
9600 (mark_referenced_resources): Use add_to_hard_reg_set.
9601 (mark_set_resources): Likewise.
9602 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9603 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9604 (reg_overlap_mentioned_p): Likewise.
9605 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9606 (covers_regno_no_parallel_p): Use END_REGNO.
9607 (find_regno_note): Likewise.
9608 (find_reg_fusage): Use END_HARD_REGNO.
9609 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9610 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9612 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9614 * mode-switching.c (reg_dies): Change type of second argument to
9616 (optimize_mode_switching): Update accordingly.
9618 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9620 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9622 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9623 (hard_reg_set_empty_p): ...these new functions.
9624 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9625 GO_IF_HARD_REG_SUBSET.
9626 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9627 instead of GO_IF_HARD_REG_EQUAL.
9628 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9629 instead of GO_IF_HARD_REG_EQUAL.
9630 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9631 GO_IF_HARD_REG_SUBSET.
9632 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9633 GO_IF_HARD_REG_EQUAL.
9634 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9635 of GO_IF_HARD_REG_SUBSET.
9636 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9637 instead of GO_IF_HARD_REG_EQUAL.
9638 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9639 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9640 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9641 of GO_IF_HARD_REG_SUBSET,
9642 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9643 GO_IF_HARD_REG_SUBSET.
9644 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9645 instead of GO_IF_HARD_REG_EQUAL.
9646 * config/sh/sh.c (push_regs, calc_live_regs): Use
9647 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9648 (hard_regs_intersect_p): Delete.
9650 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9652 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9654 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9655 Richard Henderson <rth@redhat.com>
9657 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9659 (x86_64-*-*): Likewise.
9661 * i386/i386-modes.def (V2QI): New.
9663 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9665 (override_options): Support SSE4.1.
9666 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9667 (IX86_BUILTIN_BLENDPS): Likewise.
9668 (IX86_BUILTIN_BLENDVPD): Likewise.
9669 (IX86_BUILTIN_BLENDVPS): Likewise.
9670 (IX86_BUILTIN_PBLENDVB128): Likewise.
9671 (IX86_BUILTIN_PBLENDW128): Likewise.
9672 (IX86_BUILTIN_DPPD): Likewise.
9673 (IX86_BUILTIN_DPPS): Likewise.
9674 (IX86_BUILTIN_INSERTPS128): Likewise.
9675 (IX86_BUILTIN_MOVNTDQA): Likewise.
9676 (IX86_BUILTIN_MPSADBW128): Likewise.
9677 (IX86_BUILTIN_PACKUSDW128): Likewise.
9678 (IX86_BUILTIN_PCMPEQQ): Likewise.
9679 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9680 (IX86_BUILTIN_PMAXSB128): Likewise.
9681 (IX86_BUILTIN_PMAXSD128): Likewise.
9682 (IX86_BUILTIN_PMAXUD128): Likewise.
9683 (IX86_BUILTIN_PMAXUW128): Likewise.
9684 (IX86_BUILTIN_PMINSB128): Likewise.
9685 (IX86_BUILTIN_PMINSD128): Likewise.
9686 (IX86_BUILTIN_PMINUD128): Likewise.
9687 (IX86_BUILTIN_PMINUW128): Likewise.
9688 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9689 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9690 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9691 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9692 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9693 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9694 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9695 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9696 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9697 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9698 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9699 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9700 (IX86_BUILTIN_PMULDQ128): Likewise.
9701 (IX86_BUILTIN_PMULLD128): Likewise.
9702 (IX86_BUILTIN_ROUNDPD): Likewise.
9703 (IX86_BUILTIN_ROUNDPS): Likewise.
9704 (IX86_BUILTIN_ROUNDSD): Likewise.
9705 (IX86_BUILTIN_ROUNDSS): Likewise.
9706 (IX86_BUILTIN_PTESTZ): Likewise.
9707 (IX86_BUILTIN_PTESTC): Likewise.
9708 (IX86_BUILTIN_PTESTNZC): Likewise.
9709 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9710 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9711 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9712 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9713 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9715 (bdesc_sse_3arg): Likewise.
9716 (bdesc_2arg): Likewise.
9717 (bdesc_1arg): Likewise.
9718 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9720 (ix86_expand_sse_4_operands_builtin): New.
9721 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9722 smaller than 8 bits as the 2nd arg.
9723 (ix86_expand_sse_ptest): New.
9724 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9725 (ix86_expand_vector_set): Support SSE4.1.
9726 (ix86_expand_vector_extract): Likewise.
9728 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9729 __SSE4_1__ for -msse4.1.
9731 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9732 (UNSPEC_INSERTPS): Likewise.
9733 (UNSPEC_DP): Likewise.
9734 (UNSPEC_MOVNTDQA): Likewise.
9735 (UNSPEC_MPSADBW): Likewise.
9736 (UNSPEC_PHMINPOSUW): Likewise.
9737 (UNSPEC_PTEST): Likewise.
9738 (UNSPEC_ROUNDP): Likewise.
9739 (UNSPEC_ROUNDS): Likewise.
9741 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9743 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9744 (const_pow2_1_to_32768_operand): Likewise.
9746 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9749 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9751 (sse4_1_insertps): Likewise.
9752 (*sse4_1_extractps): Likewise.
9753 (sse4_1_ptest): Likewise.
9754 (sse4_1_mulv2siv2di3): Likewise.
9755 (*sse4_1_mulv4si3): Likewise.
9756 (*sse4_1_smax<mode>3): Likewise.
9757 (*sse4_1_umax<mode>3): Likewise.
9758 (*sse4_1_smin<mode>3): Likewise.
9759 (*sse4_1_umin<mode>3): Likewise.
9760 (sse4_1_eqv2di3): Likewise.
9761 (*sse4_1_pinsrb): Likewise.
9762 (*sse4_1_pinsrd): Likewise.
9763 (*sse4_1_pinsrq): Likewise.
9764 (*sse4_1_pextrb): Likewise.
9765 (*sse4_1_pextrb_memory): Likewise.
9766 (*sse4_1_pextrw_memory): Likewise.
9767 (*sse4_1_pextrq): Likewise.
9768 (sse4_1_blendpd): Likewise.
9769 (sse4_1_blendps): Likewise.
9770 (sse4_1_blendvpd): Likewise.
9771 (sse4_1_blendvps): Likewise.
9772 (sse4_1_dppd): Likewise.
9773 (sse4_1_dpps): Likewise.
9774 (sse4_1_movntdqa): Likewise.
9775 (sse4_1_mpsadbw): Likewise.
9776 (sse4_1_packusdw): Likewise.
9777 (sse4_1_pblendvb): Likewise.
9778 (sse4_1_pblendw): Likewise.
9779 (sse4_1_phminposuw): Likewise.
9780 (sse4_1_extendv8qiv8hi2): Likewise.
9781 (*sse4_1_extendv8qiv8hi2): Likewise.
9782 (sse4_1_extendv4qiv4si2): Likewise.
9783 (*sse4_1_extendv4qiv4si2): Likewise.
9784 (sse4_1_extendv2qiv2di2): Likewise.
9785 (*sse4_1_extendv2qiv2di2): Likewise.
9786 (sse4_1_extendv4hiv4si2): Likewise.
9787 (*sse4_1_extendv4hiv4si2): Likewise.
9788 (sse4_1_extendv2hiv2di2): Likewise.
9789 (*sse4_1_extendv2hiv2di2): Likewise.
9790 (sse4_1_extendv2siv2di2): Likewise.
9791 (*sse4_1_extendv2siv2di2): Likewise.
9792 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9793 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9794 (sse4_1_zero_extendv4qiv4si2): Likewise.
9795 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9796 (sse4_1_zero_extendv2qiv2di2): Likewise.
9797 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9798 (sse4_1_zero_extendv4hiv4si2): Likewise.
9799 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9800 (sse4_1_zero_extendv2hiv2di2): Likewise.
9801 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9802 (sse4_1_zero_extendv2siv2di2): Likewise.
9803 (*sse4_1_zero_extendv2siv2di2): Likewise.
9804 (sse4_1_roundpd): Likewise.
9805 (sse4_1_roundps): Likewise.
9806 (sse4_1_roundsd): Likewise.
9807 (sse4_1_roundss): Likewise.
9808 (mulv4si3): Don't expand for SSE4.1.
9809 (smax<mode>3): Likewise.
9810 (umaxv4si3): Likewise.
9811 (uminv16qi3): Likewise.
9812 (umin<mode>3): Likewise.
9813 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9815 * doc/extend.texi: Document SSE4.1 built-in functions.
9817 * doc/invoke.texi: Document -msse4.1.
9819 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9821 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9822 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9823 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9824 (ASM_SPEC): Add asm_pcrel_spec.
9825 (EXTRA_SPECS): Add asm_pcrel_spec.
9827 2007-05-21 David Daney <ddaney@avtrex.com>
9829 * doc/install.texi (Building a cross compiler): Add requirements
9830 for Java cross compiler.
9832 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9835 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9836 Add loopno argument. Use evolution_function_is_invariant_rec_p
9837 instead of evolution_function_is_constant_p.
9838 Update calls to evolution_function_is_affine_multivariate_p.
9839 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9840 Add loopno argument.
9841 * tree-scalar-evolution.c (gather_chrec_stats): Call
9842 evolution_function_is_affine_multivariate_p with a loop
9844 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9845 (analyze_overlapping_iterations): Likewise.
9846 (access_functions_are_affine_or_constant_p): Likewise.
9847 (build_classic_dist_vector_1): If the access functions
9848 are equal, don't do anything.
9850 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9851 Paolo Carlini <pcarlini@suse.de>
9852 Uros Bizjak <ubizjak@gmail.com>
9854 * c-cppbuiltin.c (c_cpp_builtins): Define
9855 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9856 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9857 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9858 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9860 2007-05-21 Mike Stump <mrs@apple.com>
9862 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9864 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9866 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9868 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9869 implementation if __OPTIMIZE__ is not defined.
9870 (_mm_alignr_pi8): Ditto.
9871 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9872 (_mm_inserti_si64): Ditto.
9873 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9874 (_mm_slli_epi16): Ditto.
9875 (_mm_slli_epi32): Ditto.
9876 (_mm_slli_epi64): Ditto.
9877 (_mm_srai_epi16): Ditto.
9878 (_mm_srai_epi32): Ditto.
9879 (_mm_srli_si128): Ditto.
9880 (_mm_slli_si128): Ditto.
9881 (_mm_srli_epi16): Ditto.
9882 (_mm_srli_epi32): Ditto.
9883 (_mm_srli_epi64): Ditto.
9884 (_mm_extract_epi16): Ditto.
9885 (_mm_insert_epi16): Ditto.
9886 (_mm_shufflehi_epi16): Ditto.
9887 (_mm_shufflelo_epi16): Ditto.
9888 (_mm_shuffle_epi32): Ditto.
9889 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9891 (_mm_insert_pi16): Ditto.
9893 (_mm_shuffle_pi16): Ditto.
9895 (_mm_shufle_ps): Ditto.
9896 (_mm_prefetch): Ditto.
9898 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9900 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9901 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9902 * real.c (encode_i370_single, decode_i370_single,
9903 encode_i370_double, decode_i370_double): Functions removed.
9904 (i370_single_format, i370_double_format): Initializations removed.
9905 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9906 Consider the log2_b field to always be one.
9907 (ieee_single_format, mips_single_format, coldfire_single_format,
9908 ieee_double_format, mips_double_format, coldfire_double_format,
9909 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9910 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9911 ibm_extended_format, mips_extended_format, ieee_quad_format,
9912 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9913 decimal_single_format, decimal_double_format, decimal_quad_format,
9914 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9915 initialization of log2_b.
9916 * real.h (i370_single_format, i370_double_format): Declarations
9918 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9919 field to always be one.
9921 2007-05-21 Andreas Schwab <schwab@suse.de>
9923 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9924 NOTE_INSN_BASIC_BLOCK_P.
9925 (process_for_unwind_directive): Likewise.
9927 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9929 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9930 * function.h (struct function): Move va_list_gpr_size,
9931 va_list_fpr_size, function_frequency to front of bitfields. Add
9933 (current_function_calls_unwind_init): New.
9934 * except.c (expand_builtin_unwind_init): Set
9935 current_function_calls_unwind_init not
9936 current_function_has_nonlocal_label.
9937 * reload1.c (has_nonexceptional_receiver): New.
9938 (reload): Use it and current_function_calls_unwind_init to
9939 determine whether call-saved regs must be saved.
9941 2007-05-20 Jan Hubicka <jh@suse.cz>
9943 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9944 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9945 * ddg.c (create_ddg): LIkewise.
9946 * final.c (final): Remove hunk moving line number notes around since
9947 they are no longer present at this stage.
9948 (final_scan_insn): Use NOTE_KIND instead of
9949 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9950 (output_asm_label): Likewise.
9951 * reorg.c (dbr_schedule): Likewise.
9952 * haifa-sched.c (unlink_other_notes): Likewise.
9953 * mode-switching.c (optimize_mode_switching): Likewise.
9954 * graph.c (start_bb): Likewise.
9955 * rtl.def (NOTE): Update description.
9956 * jump.c (squeeze_notes): Delete.
9957 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9958 NOTE_INSN_BASIC_BLOCK_P when possible.
9959 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9960 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9961 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9962 (dwarf2out_var_location): Likewise.
9963 * cfgbuild.c (make_edges): Likewise.
9964 (find_basic_blocks_1): Likewise.
9965 * function.c (reorder_blocks_1): Likewise.
9966 (epilogue_done): Likewise.
9967 (reposition_prologue_and_epilogue_notes): Likewise.
9968 * print-rtl.c (print_rtx): Likewise; drop code for printing
9970 (print_rtl): Likewise.
9971 (print_rtl_single): Likewise.
9972 * gcse.c (insert_insn_start_bb): Likewise.
9973 * alias.c (init_alias_analysis): Likewise.
9974 * calls.c (fixup_tail_calls): Likewise.
9975 * except.c (sjlj_emit_function_enter): Likewise.
9976 * emit-rtl.c (add_insn_after): Likeiwse.
9977 (emit_label_before): Likewise.
9978 (emit_label_after): Likewise.
9979 (emit_note_before, emit_note_after, emit_note): Update
9980 parameter to be enum insn_note; do not deal with source
9982 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9983 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9985 (merge_blocks_move_successor_nojumps): Simplify now when
9986 we don't have BLOCK notes.
9987 (try_optimize_cfg): Likewise.
9988 * cfglayout.c (skip_insns_after_block): Likewise.
9989 (record_effective_endpoints): Likewise.
9990 (duplicate_insn_chain): Likewise.
9991 * varasm.c (output_constant_pool_1): Likewise.
9992 * sched-deps.c (sched_analyze): Likewise.
9993 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9995 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9996 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9997 (SET_INSN_DELETED): Simplify.
9998 (NOTE_LINE_NUMBER): Exterminate.
9999 (NOTE_LINE_KIND): New.
10000 (NOTE_INSN_BASIC_BLOCK_P): Update.
10001 (enum insn_note): Simplify.
10002 (GET_NOTE_INSN_NAME) Simplify.
10003 (emit_note_before, emit_note_after, emit_note): Update prototype.
10004 (squeeze_notes): Remove.
10005 * sched-int.h (NOTE_NOT_BB_P): Update.
10006 * resource.c (mark_target_live_regs): Update.
10007 * sched-rgn.c (debug_dependencies): Update.
10008 * sched-vis.c (print_insn): Update.
10009 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
10010 * config/i386/i386.c (ix86_output_function_epilogue): Update.
10011 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
10012 (TARGET_ADJUST_UNROLL_MAX): Likewise.
10013 (split_branches): Update.
10014 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
10016 (sh_adjust_unroll_max): Exterminate.
10017 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
10018 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
10019 (m68hc11_reorg): Likewise.
10020 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
10021 (emit_predicate_relation_info): Update.
10022 (process_for_unwind_directive): Update.
10023 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
10024 (output_call): Update.
10025 * config/pa/pa.c (output_lbranch): Update.
10026 (output_millicode_call): Update.
10027 (output_call): Update.
10028 (pa_combine_instructions): Update.
10029 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
10030 * config/bfin/bfin.c (gen_one_bundle): Update.
10031 * cfgrtl.c (can_delete_note_p): Update.
10032 (delete_insn): Update.
10033 (rtl_merge_blocks): Update.
10034 (commit_one_edge_insertion): Update.
10035 (rtl_verify_flow_info): Update.
10036 * stmt.c (expand_case): Do not call squeeze_notes.
10038 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10045 * c.opt (Wtype-limits): New.
10046 * doc/invoke.texi (Wtype-limits): Document it.
10047 (Wextra): Enabled by -Wextra.
10048 * c-opts.c (c_common_post_options): Enabled by -Wextra.
10049 * c-common.c (shorten_compare): Warn with Wtype-limits.
10051 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10053 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
10054 inlined function, not as a macro.
10055 (_mm_alignr_pi8): Ditto.
10056 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
10057 (_mm_inserti_si64): Ditto.
10058 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
10059 (_mm_extract_epi16): Ditto.
10060 (_mm_insert_epi16): Ditto.
10061 (_mm_shufflehi_epi16): Ditto.
10062 (_mm_shufflelo_epi16): Ditto.
10063 (_mm_shuffle_epi32): Ditto.
10064 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
10065 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
10067 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
10069 (_m_to_float): Use C89 compatible assignment.
10071 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
10074 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
10076 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10079 * doc/invoke.texi (Wreturn-type): Complete description.
10080 (Wextra): Delete item about return-type warning.
10081 * c-decl.c: Delete redundant Wextra warning.
10083 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/pmmintrin.h: Do not include xmmintrin.h
10087 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
10088 inlined function, not as a macro.
10089 (_mm_prefetch): Ditto.
10090 (_m_pextrw): Ditto.
10091 (_mm_insert_pi16): Ditto.
10092 (_m_pinsrw): Ditto.
10093 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
10094 (_m_pshufw): Ditto. Add const to __N argument.
10095 (_mm_shufle_ps): Ditto. Add const to __mask argument.
10096 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
10097 (_mm_slli_epi32): Ditto.
10098 (_mm_srli_si128): Implement as always inlined function, not as a
10099 macro. Add __inline to function declaration.
10100 (_mm_slli_si128): Ditto.
10102 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
10104 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
10105 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
10107 (struct fenv): New structure.
10108 (FP_HANDLE_EXCEPTIONS): New define.
10109 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
10110 (_FP_DECL_EXP): New define.
10111 (FP_INIT_ROUNDMODE): New define.
10112 (FP_ROUNDMODE): New define.
10114 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10116 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
10117 (Wconversion): Update description.
10118 (Wconversion-sign): New.
10119 * c.opt (Wconversion-sign): New.
10120 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
10121 means disabled for C++. Otherwise, take the status of Wconversion.
10122 * c-common.c (conversion_warning): Warn with either Wconversion or
10124 (warnings_for_convert_and_check): Conditions are already checked by
10125 conversion_warning.
10126 (convert_and_check): Don't check warnings if the conversion failed.
10128 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
10129 Anatoly Sokolov <aesok@dol.ru>
10131 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
10132 avr_epilogue_uses) : Add declaration.
10133 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
10134 * config/avr/constraints.md (R): New constraint.
10135 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
10136 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
10137 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
10138 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
10139 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
10140 call_prologue_saves, epilogue_restores, return_from_epilogue,
10141 return_from_main_epilogue, return_from_interrupt_epilogue,
10142 return_from_naked_epilogue, prologue, epilogue): New patterns.
10143 (jump): Handle symbol reference.
10144 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
10145 avr_output_function_prologue, avr_output_function_epilogue): Remove
10147 (avr_init_machine_status, expand_prologue, expand_epilogue,
10148 avr_asm_function_end_prologue, avr_epilogue_uses,
10149 avr_asm_function_begin_epilogue): New functions.
10150 (prologue_size, epilogue_size, jump_tables_size): Remove global
10152 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10153 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10154 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10155 (avr_override_options): Initialise init_machine_status.
10156 (output_movhi): Handle all stack pointer loads.
10157 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10158 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10159 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10160 (EPILOGUE_USES) Redefine.
10161 (machine_function) Declare.
10163 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10165 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10166 Use a single return statement.
10168 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10170 PR middle-end/30250
10171 * builtins.c (do_mpfr_lgamma_r): New.
10172 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10173 * tree.h (CASE_FLT_FN_REENT): New.
10175 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10177 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10178 (output_die): Use 'unsigned long' with %x.
10179 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10180 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10181 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10183 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10185 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10190 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10191 true if function has no argument.
10193 2007-05-18 DJ Delorie <dj@redhat.com>
10195 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10196 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10198 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10200 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10201 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10202 count_trailing_zeros.
10203 (__i386__): Implement count_leading_zeros using __builtin_clz().
10204 Implement count_trailing_zeros usign __builtin_ctz().
10206 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10208 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10210 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10212 PR middle-end/31344
10213 * expr.c (emit_move_change_mode): Change mode of push operands here.
10215 2007-05-17 Ian Lance Taylor <iant@google.com>
10217 PR tree-optimization/31953
10218 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10219 Change all callers.
10220 (set_value_range_to_null): Call set_value_range_to_value.
10221 (extract_range_from_comparison): Likewise.
10223 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10225 * toplev.c (print_version): Output GMP/MPFR version info.
10227 * builtins.c (CASE_MATHFN_REENT): New macro.
10228 (mathfn_built_in): Use it.
10229 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10230 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10231 BUILT_IN_LGAMMAL_R): New.
10232 * doc/extend.texi: Document new builtins.
10234 PR middle-end/31796
10235 * builtins.c (do_mpfr_remquo): New.
10236 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10237 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10239 PR middle-end/30251
10240 * builtins.c (fold_builtin_1): Handle y0, y1.
10241 (fold_builtin_2): Handle yn.
10243 PR middle-end/30251
10244 * builtins.c (do_mpfr_bessel_n): New.
10245 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10246 (fold_builtin_2): Handle BUILT_IN_JN.
10248 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10251 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10252 TYPE_PRECISION (intmax_type_node).
10254 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10257 * reload.c (subst_reloads): Remove checking.
10259 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10261 PR rtl-optimization/31691
10262 * combine.c (simplify_set): Build a new src pattern instead of
10263 substituting its operands in the COMPARE case.
10265 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10267 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10268 (execute_vrp): Preserve loops through jump threading.
10269 * tree-ssa-threadupdate.c (thread_single_edge,
10270 dbds_continue_enumeration_p, determine_bb_domination_status,
10271 thread_through_loop_header): New functions.
10272 (create_edge_and_update_destination_phis,
10273 create_edge_and_update_destination_phis): Set loops for the new blocks.
10274 (prune_undesirable_thread_requests): Removed.
10275 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10277 (thread_block): Do not call prune_undesirable_thread_requests.
10279 (mark_threaded_blocks): Select edges to thread here.
10280 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10281 Thread edges through loop headers independently.
10282 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10283 * tree-pass.h (TODO_mark_first_instance): New.
10284 (first_pass_instance): Declare.
10285 * cfghooks.c (duplicate_block): Put the block to the original loop
10286 if copy is not specified.
10287 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10288 jump threading. Pass may_peel_loop_headers to
10289 thread_through_all_blocks according to first_pass_instance.
10290 * cfgloop.h (create_preheader): Declare.
10291 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10292 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10293 * passes.c (first_pass_instance): New variable.
10294 (next_pass_1): Set TODO_mark_first_instance.
10295 (execute_todo): Set first_pass_instance.
10297 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10299 PR tree-optimization/24659
10300 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10301 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10302 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10303 OTI_vec_pack_ufix_trunc.
10304 (vec_unpacks_float_hi_optab): Define new macro.
10305 (vec_unpacks_float_lo_optab): Ditto.
10306 (vec_unpacku_float_hi_optab): Ditto.
10307 (vec_unpacku_float_lo_optab): Ditto.
10308 (vec_pack_sfix_trunc_optab): Ditto.
10309 (vec_pack_ufix_trunc_optab): Ditto.
10310 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10311 and vec_pack_[s|u]fix_trunc_optab using
10312 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10313 * tree-vectorizer.c (supportable_widening_operation): Handle
10314 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10315 (supportable_narrowing_operation): New function.
10316 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10317 * tree-vect-transform.c (vectorizable_conversion): Handle
10318 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10319 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10320 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10321 to check for target support.
10322 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10323 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10324 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10325 for VEC_PACK_FIX_TRUNC_EXPR.
10326 (expand_binop): Special case mode of the result for
10327 vec_pack_[u|s]fix_trunc_optab.
10328 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10329 vec_pack_[u|s]fix_trunc_optab.
10331 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10332 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10333 * tree-pretty-print.c (dump_generic_node): Handle
10334 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10335 VEC_PACK_FIX_TRUNC_EXPR.
10337 * expr.c (expand_expr_real_1): Ditto.
10338 * tree-inline.c (estimate_num_insns_1): Ditto.
10339 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10341 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10342 (vec_unpacks_float_lo_v8hi): Ditto.
10343 (vec_unpacku_float_hi_v8hi): Ditto.
10344 (vec_unpacku_float_lo_v8hi): Ditto.
10345 (vec_unpacks_float_hi_v4si): Ditto.
10346 (vec_unpacks_float_lo_v4si): Ditto.
10347 (vec_pack_sfix_trunc_v2df): Ditto.
10349 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10351 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10352 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10353 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10354 [vec_pack_ufix_trunc]: Ditto.
10355 [vec_unpacks_float_hi]: Ditto.
10356 [vec_unpacks_float_lo]: Ditto.
10357 [vec_unpacku_float_hi]: Ditto.
10358 [vec_unpacku_float_lo]: Ditto.
10360 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10362 * soft-fp/README: Update for new files.
10363 * soft-fp/floattisf.c: New file.
10364 * soft-fp/floattidf.c: New file.
10365 * soft-fp/floattitf.c: New file.
10366 * soft-fp/floatuntisf.c: New file.
10367 * soft-fp/floatuntidf.c: New file.
10368 * soft-fp/floatuntitf.c: New file.
10369 * soft-fp/fixsfti.c: New file.
10370 * soft-fp/fixdfti.c: New file.
10371 * soft-fp/fixtfti.c: New file.
10372 * soft-fp/fixunssfti.c: New file.
10373 * soft-fp/fixunsdfti.c: New file.
10374 * soft-fp/fixunstfti.c: New file.
10375 * soft-fp/extendxftf.c: New file.
10376 * soft-fp/trunctfxf.c: New file.
10378 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10379 (__trunctfxf2): Ditto.
10381 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10382 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10383 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10384 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10385 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10386 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10388 * config/i386/t-fprules-softfp64: New file.
10389 * config/i386/sfp-machine.h: New file.
10390 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10391 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10392 and soft-fp/t-softfp to tmake_file.
10393 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10394 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10396 * config/i386/t-linux64 (softfp_wrap_start): New.
10397 (softfp_wrap_end): New.
10398 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10399 supported for TARGET_64BIT.
10401 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10403 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10404 c_common_unsigned_type behavior.
10406 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10408 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10411 2007-05-16 Eric Christopher <echristo@apple.com>
10413 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10414 saving after stack push. Set sp_offset whenever we push.
10415 (rs6000_emit_epilogue): Move altivec register restore before
10418 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10420 * configure.ac: Allow sysroots to be relocated under $prefix as
10421 well as $exec_prefix.
10422 * configure: Regenerate.
10424 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10428 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10430 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10431 (gcc_tooldir): Likewise.
10432 * configure: Regenerate.
10433 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10434 old configure.ac gcc_tooldir setting.
10435 (prefix_to_exec_prefix): New variable.
10436 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10437 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10439 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10441 * c-typeck.c (build_binary_op): Return early for error.
10443 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10445 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10446 struct nb_iter_bound.
10447 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10448 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10449 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10450 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10451 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10452 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10453 (del_scev_info): Use ggc_free.
10454 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10455 * loop-init.c: Include ggc.h.
10456 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10457 (loop_optimizer_finalize): Use ggc_free.
10458 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10459 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10460 pass_iv_optimize): Add TODO_ggc_collect.
10461 * function.h (struct function): Remove skip marker from
10463 * cfgloop.c: Include ggc.h.
10464 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10466 (establish_preds): Vector superloops is gc allocated.
10467 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10469 (flow_loops_find): Vector larray is gc allocated.
10470 (loop_exit_free): Use ggc_free.
10471 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10472 that head of exits list is now not a part of struct loop.
10473 (record_loop_exits): Allocate exits table in gc memory.
10474 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10475 that head of exits list is now not a part of struct loop.
10476 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10477 struct loop_exit): Add GTY marker.
10478 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10479 Add skip marker to aux field. Make head of exits list a separate
10481 (struct loops): Add GTY marker. Make larray vector gc allocated.
10482 Add param marker to exits table.
10483 (get_loops): Type changed.
10484 * Makefile.in (tree-scalar-evolution.o): Add
10485 gt-tree-scalar-evolution.h dependency.
10486 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10487 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10488 * basic-block.h (struct basic_block_def): Remove skip marker from
10491 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10493 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10494 of 0 in the call to expand_expr().
10495 (expand_builtin_mathfn_3): Ditto.
10496 (expand_builtin_interclass_mathfn): Ditto.
10497 (expand_builtin_cexpi): Ditto.
10498 (expand_builtin_int_roundingfn): Ditto.
10499 (expand_builtin_int_roundingfn_2): Ditto.
10500 (expand_builtin_pow): Ditto.
10501 (expand_builtin_powi): Ditto.
10502 (expand_builtin_bswap): Ditto.
10503 (expand_builtin_unop): Ditto.
10504 (expand_builtin_fabs): Ditto.
10505 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10506 the call to expand_expr().
10507 (expand_builtin_sync_operation): Ditto.
10508 (expand_builtin_compare_and_swap): Ditto.
10509 (expand_builtin_lock_test_and_set): Ditto.
10510 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10511 instead of 0 in the call to expand_expr().
10512 (expand_builtin_extract_return_addr): Ditto.
10513 (expand_builtin_eh_return): Ditto.
10514 (expand_eh_return): Ditto.
10515 * explow.c (expr_size): Ditto.
10516 * expr.c (optimize_bitfield_assignment_op): Ditto.
10517 (expand_assignement): Ditto.
10518 (store_expr): Ditto.
10519 (store_field): Ditto.
10520 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10521 the call to expand_expr().
10522 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10523 in the call to expand_expr().
10524 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10525 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10526 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10528 * optabs.c (expand_vec_shift_expr): Ditto.
10529 (expand_vec_cond_expr): Ditto.
10530 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10531 call to expand_expr().
10532 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10533 in the call to expand_expr().
10535 2007-05-14 Dave Korn <dave.korn@artimi.com>
10537 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10539 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10541 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10542 instead of c_common_unsigned_type.
10543 (c_common_unsigned_type): Remove.
10544 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10545 c_common_unsigned_type.
10546 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10547 c_common_unsigned_type.
10548 * c-common.h (c_common_unsigned_type): Remove.
10549 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10550 c_common_unsigned_type.
10551 * c-format.c (check_format_types): Use unsigned_type_for instead of
10552 c_common_unsigned_type.
10553 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10554 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10555 of c_common_unsigned_type.
10556 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10557 lang_hooks.types.unsigned_type.
10558 * expmed.c (make_tree): Use unsigned_type_for instead of
10559 lang_hooks.types.unsigned_type.
10560 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10561 lang_hooks.types.unsigned_type.
10562 (build_range_check): Likewise.
10563 (fold_unary): Likewise.
10564 (fold_binary): Likewise.
10565 (fold_ternary): Likewise.
10566 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10567 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10568 * tree.c (get_unsigned_type): New.
10569 (unsigned_type_for): Use get_unsigned_type instead of
10570 lang_hooks.types.unsigned_type.
10572 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10574 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10575 to m68k_get_function_kind. Update its prototype.
10576 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10578 (m68k_interrupt_function_p): Return enum m68k_function_type
10579 instead of bool. Rename to m68k_get_function_kind.
10580 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10581 target is not fido.
10582 (m68k_compute_frame_layout): Don't mark any register for save
10583 if an interrupt_thread attribute is specified.
10584 (m68k_hard_regno_rename_ok): Update a use of
10585 m68k_interrupt_function_p.
10586 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10587 m68k_interrupt_function_p.
10588 (m68k_function_type): New.
10589 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10590 for a function with an interrupt_thread attribute.
10591 * doc/extend.texi: Document the interrupt_thread attribute.
10593 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10595 Fix PR tree-optimization/31911
10596 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10597 if they didn't change the expression.
10599 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10601 * tree-scalar-evolution.c (resolve_mixers): Exported.
10602 * tree-scalar-evolution.h (resolve_mixers): Declare.
10603 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10604 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10605 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10606 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10607 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10608 strip_conversion, analyze_offset_expr, address_analysis,
10609 object_analysis, analyze_offset): Removed.
10610 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10611 split_constant_offset, canonicalize_base_object_address,
10612 object_address_invariant_in_loop_p, disjoint_objects_p,
10613 dr_may_alias_p, dr_address_invariant_p): New functions.
10614 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10615 and dr_analyze_alias.
10616 (initialize_data_dependence_relation): Use dr_may_alias_p
10617 and object_address_invariant_in_loop_p.
10618 (compute_self_dependence): Handle the case when
10619 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10620 (find_data_references_in_stmt): Restrict the analysis of data
10621 references to the given loop nest.
10622 (find_data_references_in_loop): Made static. Pass loop nest to
10623 find_data_references_in_stmt.
10624 (compute_data_dependences_for_loop): Use DR_VOPS.
10625 (free_data_ref): Free DR_VOPS.
10626 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10627 (struct innermost_loop_behavior): ... new.
10628 (struct base_object_info): Replaced by ...
10629 (struct indices): ... new.
10630 (struct dr_alias): New.
10631 (enum data_ref_type): Removed.
10632 (struct data_reference): Consist of struct innermost_loop_behavior,
10633 struct indices and struct dr_alias.
10634 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10635 (DR_MEMTAG): Renamed to ...
10636 (DR_SYMBOL_TAG): ... this.
10637 (find_data_references_in_loop): Declaration removed.
10638 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10639 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10640 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10641 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10643 2007-05-13 Revital Eres <eres@il.ibm.com>
10645 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10646 which walks virtual def-use chains to find redundant stores.
10647 (dse_optimize_stmt): Call it.
10649 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10651 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10652 * passes.c (init_optimization_passes): Move pass_jump_bypass
10655 * basic-block.h (bb_has_eh_pred): Fix style issue.
10657 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10659 PR rtl-optimization/31848
10660 * loop-invariant.c (move_invariant_reg): If we move an insn
10661 with a REG_EQUAL note, and that insn is not always executed,
10662 remove the REG_EQUAL note.
10664 2007-05-12 Richard Guenther <rguenther@suse.de>
10666 PR tree-optimization/31797
10667 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10668 propagate into a stmt that has volatile ops.
10670 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10672 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10673 (gcc_tooldir): Likewise.
10674 * configure: Regenerate.
10675 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10676 old configure.ac gcc_tooldir setting.
10677 (prefix_to_exec_prefix): New variable.
10678 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10679 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10681 2007-05-11 Silvius Rus <rus@google.com>
10683 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10684 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10685 * c-common.h (strict_aliasing_warning): Change return type.
10686 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10687 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10688 (build_c_cast): Condition call to strict_aliasing_warning.
10689 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10690 * flags.h (set_Wstrict_aliasing): Declare.
10691 * opts.c (set_Wstrict_alising): Define, add call to.
10692 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10693 * tree-ssa-alias-warnings.c: New file.
10694 * tree-ssa-alias.c (compute_may_aliases): Add call to
10695 strict_aliasing_warning_backend.
10697 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10699 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10700 Use loop_depth and loop_outer accessor functions.
10701 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10702 determine_invariantness_stmt, move_computations_stmt): Ditto.
10703 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10704 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10705 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10706 * tree-scalar-evolution.c (interpret_loop_phi,
10707 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10708 instantiate_parameters_1, scev_const_prop): Ditto.
10709 * cfghooks.c (make_forwarder_block): Ditto.
10710 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10711 * modulo-sched.c (loop_canon_p): Ditto.
10712 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10713 slpeel_can_duplicate_loop_p): Ditto.
10714 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10715 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10716 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10717 cancel_loop, verify_loop_structure): Ditto.
10718 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10719 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10720 superloops vector instead of "pred" array.
10721 (establish_preds): Take father loop as an argument. Initialize the
10723 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10724 Do not initialize loop->outer.
10725 (flow_loop_tree_node_remove): Truncate the superloops vector.
10726 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10727 "pred" merged to "superloops" vector.
10728 (loop_depth, loop_outer): New.
10729 (fel_init): Use loop_outer.
10731 2007-05-11 Jan Hubicka <jh@suse.cz>
10733 * cgraphunit.c: Include gt-cgraphunit.h
10734 (static_ctors, static_dtors): New static vars.
10735 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10736 based on implementation in c-common.c
10737 (cgraph_finalize_function): Call record_cdtor_fn.
10738 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10739 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10740 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10741 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10742 build_cdtor, c_build_cdtor_fns): Remove.
10743 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10744 c_build_cdtor_fns): Remove prototype.
10746 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10749 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10750 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10751 * builtins.c (fold_builtin_memchr): New.
10752 (expand_builtin_memchr): Call the latter.
10753 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10754 * doc/extend.texi ([Other built-in functions provided by GCC]):
10757 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10759 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10760 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10761 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10762 PFPO_OP1_TYPE_SHIFT): Constants added.
10763 (DFP_ALL): Mode macro defined.
10764 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10765 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10766 Insn definitions added.
10767 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10768 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10771 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10773 PR tree-optimization/31885
10774 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10775 NULL_TREE to be undetermined.
10776 (automatically_generated_chrec_p): Return false for NULL.
10778 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10780 * config/bfin/bfin.h (MOVE_RATIO): Define.
10782 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10784 * config.gcc (sparc-wrs-vxworks): New target.
10785 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10786 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10787 * config/sparc/sparc.h: Include vxworks-dummy.h.
10788 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10789 include LABEL_REFs too.
10790 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10791 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10793 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10795 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10796 (sparc_emit_call_insn): New function.
10797 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10798 functions when generating VxWorks PIC.
10799 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10800 (call, call_value): Use sparc_emit_call_insn instead of
10803 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10805 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10807 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10809 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10810 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10811 split_double instead of operand_subword.
10813 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10815 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10816 * config/bfin/bfin.c (bfin_local_alignment): New function.
10817 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10819 2007-05-08 Chao-ying Fu <fu@mips.com>
10821 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10822 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10823 (smsub_widen_optab, umsub_widen_optab): Define.
10824 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10826 * genopinit.c (optabs): Fill in smsub_widen_optab and
10828 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10829 and umsub_widen_optab to implement multiply-subtract sequences.
10830 * config/mips/mips.md (*msac<u>_di): Rename to...
10831 (<u>msubsidi4): ...this. Extend condition to include
10832 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10833 of operand 0 to "ka" and use the three-operand form of msub<u>
10835 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10838 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10840 PR rtl-optimization/28011
10841 * reload.c (push_reload): Set dont_share if IN appears in OUT
10842 also when IN is a PLUS rtx.
10843 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10846 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10848 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10849 call unshare_all_decls.
10850 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10851 (unshare_all_decls): Remove.
10853 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10856 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10859 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10860 Nigel Stephens <nigel@mips.com>
10862 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10863 Update comments and all uses.
10864 (MIN_FPRS_PER_FMT): Define.
10865 * config/mips/mips.c (function_arg): Fix to correctly handle
10866 the -mips32r2 -mfp64 -mabi=32 case.
10867 (override_options): Enable use of odd-numbered registers for
10868 SFmode values on MIPS32.
10869 (mips_save_reg_p): Save whole floating-point register pair if
10870 either half is used.
10871 (compute_frame_size): Fix comment.
10873 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10875 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10876 argument of type bool.
10877 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10878 argument. Safely select temporary P register according to it.
10879 (do_link): Change call site of add_to_reg accordingly.
10880 (do_unlink): Add epilogue_p as a fourth argument and pass it
10882 (expand_interrupt_handler_epilogue): Change call of do_unlink
10884 (bfin_expand_prologue): Add a third argument sibcall_p.
10885 * config/bfin/bfin.md (epilogue): Change call of
10886 bfin_expand_epilogue accordingly.
10887 (sibcall_epilogue): Likewise.
10888 (eh_return_internal): Likewise.
10890 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10891 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10892 * config/bfin/bfin.c (bfin_handle_option): Handle
10893 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10894 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10895 Support bf534, bf536 and bf561.
10896 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10898 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10901 * config/i386/i386.c (ix86_function_regparm): Process local
10902 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10904 2007-05-07 Mike Stump <mrs@apple.com>
10906 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10907 also checks for and while statements in C++.
10909 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10911 * gcc.c (at_file_supplied): New variable.
10912 (main): Set it if we expanded argv.
10913 (do_spec_1): Pass an @-file to the linker if we were called with
10914 an @-file argument and HAVE_GNU_LD.
10915 * collect2.c (at_file_supplied): New variable.
10916 (response_file): New variable.
10917 (collect_exit): Unlink response_file if necessary.
10918 (handler): Likewise.
10919 (do_wait): Likewise.
10920 (main): Set at_file_supplied if we expanded argv.
10921 (collect_execute): Pass an @-file to subprocesses if we were called
10922 with an @-file argument.
10923 * configure.ac: Add define for HAVE_GNU_LD.
10924 * configure: Regenerate.
10925 * config.in: Regenerate.
10927 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10929 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10930 operand to HI mode.
10935 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10937 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10938 (TARGET_ENCODE_SECTION_INFO): Re-define.
10939 (m32c_encode_section_info): New
10940 (function_vector_handler): New
10941 (current_function_special_page_vector): New
10942 (m32c_special_page_vector_p): New.
10943 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10945 * config/m32c/jump.md: Added instruction JSRS for functions
10946 with attribute "function_vector".
10947 * doc/extend.texi (function_vector): Added description
10948 for M16C, M32C targets.
10950 2007-05-07 DJ Delorie <dj@redhat.com>
10953 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10954 ashrpsi3, lshrpsi3): Update shift count constraint.
10956 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10957 Nathan Froyd <froydnj@codesourcery.com>
10960 * c-incpath.c (add_path): Strip trailing path separators.
10962 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10964 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10965 Free dominance info before purging EH edges.
10966 (eliminate_degenerate_phis): Likewise.
10967 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10969 2007-05-07 Jan Hubicka <jh@suse.cz>
10971 * gimplify.c (gimplify_expr): Do not crash when folding
10972 (void *)(int)&a + 4.
10974 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10977 * c-opts.c (lang_fortran): Make it non static.
10978 * c-common.h (lang_fortran): New prototype.
10979 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10980 -lang-fortran option was passed by the driver.
10982 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10984 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10985 of ASSERT_CHECKING. Tweak message.
10987 2007-05-06 Revital Eres <eres@il.ibm.com>
10990 * loop-unroll.c (insert_var_expansion_initialization):
10991 Initialize the expansions with -zero instead of +zero.
10993 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10995 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10996 into pic and non-pic versions. Mark r19 as used for
10997 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10998 for tgd_load, tld_load and tie_load .
10999 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
11000 version of tgd_load, tld_load and tie_load depending on the
11003 2007-05-04 Ulrich Drepper <drepper@redhat.com>
11004 Jakub Jelinek <jakub@redhat.com>
11006 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
11007 (__do_global_dtors_aux): Use more paranoid loop to run
11008 destructors if HIDDEN_DTOR_LIST_END.
11009 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
11011 2007-05-04 Jakub Jelinek <jakub@redhat.com>
11013 * varasm.c (align_variable): Don't increase alignment for
11014 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
11015 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
11017 2007-05-04 Josh Conner <jconner@apple.com>
11019 * basic-block.h (cdi_direction): Assign values to all enumeration
11021 (dom_computed): Remove.
11022 (dom_info_state): New.
11023 (set_dom_info_availability): New.
11024 * tree-ssa-loop-im.c (determine_invariantness): Initialize
11025 walk_data.dom_direction.
11026 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
11027 instead of dom_computed[].
11028 (split_edge): Likewise.
11029 (create_basic_block): Likewise.
11030 (merge_blocks): Likewise.
11031 * ifcvt.c (find_if_header): Likewise.
11032 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
11033 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
11034 * tree-ssa.c (verify_ssa): Likewise.
11035 * tree-cfg.c (tree_verify_flow_info): Likewise.
11036 (remove_edge_and_dominated_blocks): Likewise.
11037 * dominance.c (dom_computed): Make static.
11038 (calc_dfs_tree_nonrec): Change third param to a bool.
11039 (calc_dfs_tree): Change second param to a bool.
11040 (calc_idioms): Change second param to a bool. Use
11041 dom_convert_dir_to_idx.
11042 (init_dom_info): Validate dir before using.
11043 (dom_convert_dir_to_idx): New.
11044 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
11045 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
11046 (free_dominance_info): Use dom_convert_dir_to_idx.
11047 (get_immediate_dominator): Likewise.
11048 (set_immediate_dominator): Likewise.
11049 (get_dominated_by): Likewise.
11050 (redirect_immediate_dominators): Likewise.
11051 (nearest_common_denominator): Likewise.
11052 (dominated_by_p): Likewise.
11053 (bb_dom_dfs_in): Likewise.
11054 (bb_dom_dfs_out): Likewise.
11055 (recount_dominator): Likewise.
11056 (iterate_fix_dominators): Likewise.
11057 (add_to_dominance_info): Likewise.
11058 (delete_from_dominance_info): Likewise.
11059 (first_dom_son): Likewise.
11060 (next_dom_son): Likewise.
11061 (dom_info_available_p): Likewise.
11062 (dom_info_state): New.
11063 (set_dom_info_availability): New.
11065 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11067 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
11069 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
11071 2007-05-04 Bob Wilson <bob.wilson@acm.org>
11073 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
11074 (subdi3, subdi_carry): Delete.
11076 2007-05-04 Jan Hubicka <jh@suse.cz>
11077 Richard Guenther <rguenther@suse.de>
11079 * opts.c (decode_options): Do not fiddle with inlining
11080 parameters in case of optimizing for size.
11081 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
11082 for size do nothing.
11083 (cgraph_decide_inlining_of_small_function): When optimizing for
11084 size never inline functions increasing caller size.
11085 (cgraph_early_inlining): Inline for size when optimizing for size.
11087 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
11089 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
11090 logical operations piecewise.
11091 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
11092 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
11093 subdi_sesidi_di): Delete.
11094 (add_with_carry): Produce carry in CC instead of a DREG to shorten
11095 the generated sequence. Allow three-reg add in constraints. Rewrite
11096 the rtl expression for carry to avoid zero_extend of a constant.
11097 (sub_with_carry): New pattern.
11098 (adddi3, subdi3): Change into define_expand. For subtract, generate a
11099 different sequence not involving jumps.
11100 (notbi): Now a named pattern.
11102 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
11104 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
11105 Add the note about a significant loss of accuracy of some
11106 mathematical routines when these options are used.
11108 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11110 * haifa-sched.c (rtx_vec_t): New typedef.
11111 (contributes_to_priority_p): Extract piece of priority () into new
11113 (priority): Use the function. Add assertion.
11114 (rank_for_schedule, set_priorities): Add assertion to check that
11115 insn's priority is initialized.
11116 (clear_priorities, calc_priorities): Change signature. Make it update
11117 all relevant insns. Update all callers ('add_to_speculative_block ()'
11118 and 'create_block_check_twin ()').
11119 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
11120 Add new field 'priority_status'.
11121 (INSN_PRIORITY_STATUS): New macro.
11122 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
11124 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11126 * sched-ebb.c (debug_ebb_dependencies): New static function.
11127 (init_ready_list): Use it.
11129 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
11130 with changed signature and 'debug_rgn_dependencies ()'.
11131 (debug_rgn_dependencies): New static function.
11132 (init_ready_list): Use it.
11134 * sched-int.h (debug_dependencies): Declare.
11136 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
11138 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
11140 2007-05-04 Dirk Mueller <dmueller@suse.de>
11142 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
11144 2007-05-03 Jan Hubicka <jh@suse.cz>
11146 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11147 ((T1)X op (T1)Y), for pointer type in more cases than before.
11149 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11151 * tree-object-size.c (plus_expr_object_size): When operand size is
11152 unknown, return unknown.
11154 2007-05-03 Dirk Mueller <dmueller@suse.de>
11156 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11158 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11161 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11163 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11165 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11167 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11169 * config/soft-fp/double.h, config/soft-fp/extended.h,
11170 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11171 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11172 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11173 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11176 2007-05-03 Ian Lance Taylor <iant@google.com>
11178 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11179 MASK_PPC_GFXOPT for 8540 or 8548.
11181 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11183 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11184 vect_print_dump_info() to output debug information.
11186 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11189 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11190 operands of size 2 when operand is not MEM_P.
11192 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11194 PR tree-optimization/30565
11195 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11197 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11199 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11200 (umulsi3_highpart): Use them.
11201 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11202 for final accumulator to D regisster tranfser.
11204 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11206 PR tree-optimization/31699
11207 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11209 (vect_enhance_data_refs_alignment): Compute peel amount using
11210 TYPE_VECTOR_SUBPARTS instead of vf.
11211 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11213 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11216 * system.h: Remove inclusion of double-int.h
11217 * tree.h: Include double-int.h
11218 * gengtype.c: Likewise
11219 * cfgloop.h: Likewise
11220 * Makefile.in: Adjust dependencies on double-int.h
11222 2007-05-02 Eric Christopher <echristo@apple.com>
11224 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11225 -shared to -Zdynamiclib.
11227 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11230 * c-common.c (strip_pointer_or_array_types): New function.
11231 * c-common.h (strip_pointer_or_array_types): New function declaration.
11233 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11235 PR tree-optimization/31771
11236 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11238 2007-05-02 Paul Brook <paul@codesourcery.com>
11240 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11242 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11244 PR middle-end/29715
11245 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11248 2007-05-02 Nick Clifton <nickc@redhat.com>
11250 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11252 2007-05-02 Richard Guenther <rguenther@suse.de>
11254 PR tree-optimization/31146
11255 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11256 argument, single_use_p. If we have a single use that is
11257 a conversion to the definition rhs type, propagate that rhs.
11258 (forward_propagate_addr_expr): Pass single_use_p argument
11259 to forward_propagate_addr_expr_1.
11261 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11263 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11266 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11268 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11269 'AMD Family 10 core'.
11271 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11273 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11274 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11275 with SSE3 instruction set support.
11276 * doc/invoke.texi: Likewise.
11278 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11280 * config/i386/i386.c (override_options): Tuning 32-byte loop
11281 alignment for amdfam10 architecture. Increasing the max loop
11282 alignment to 24 bytes.
11284 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11286 * config/m68k/constraints.md: New.
11287 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11288 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11289 EXTRA_CONSTRAINT): Remove.
11290 * config/m68k/m68k.md: Include constraints.md.
11291 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11293 2007-05-01 Ian Lance Taylor <iant@google.com>
11295 PR tree-optimization/31739
11296 * tree-vrp.c (vrp_val_is_max): New static function.
11297 (vrp_val_is_min): New static function.
11298 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11300 (set_value_range): Use vrp_val_is_{max,min}.
11301 (extract_range_from_assert): Likewise.
11302 (extract_range_from_binary_expr): Likewise.
11303 (extract_range_from_unary_expr): Likewise.
11304 (dump_value_range, vrp_meet): Likewise.
11305 (vrp_visit_phi_node): Likewise.
11306 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11308 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11310 * config/i386/gmon-sol2.c (size_t): New type.
11311 (intptr_t): Likewise.
11312 (s_textsize): Declare as size_t.
11314 (monstartup): Use size_t for sizes.
11315 (_mcount): Save and restore registers.
11316 (internal_mcount): Pass 0 as the first argument to monstartup
11318 (moncontrol): Convert pointer to appropriately sized integer
11319 before passing to profil.
11321 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11323 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11324 __NO_FPRS__, not just if _SOFT_DOUBLE.
11325 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11326 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11327 also for E500 double.
11328 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11329 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11332 2007-05-01 Richard Guenther <rguenther@suse.de>
11334 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11337 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11339 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11341 2007-05-01 Jan Hubicka <jh@suse.cz>
11343 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11346 2007-05-01 Jan Hubicka <jh@suse.cz>
11348 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11349 (maybe_fold_offset_to_reference): Declare.
11350 * fold-const.c (fold_unary): Do not fold
11351 (type *)&A into &A->field_of_type_and_offset_0
11352 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11353 size is unknown, give up.
11354 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11356 (maybe_fold_offset_to_reference): New.
11357 (maybe_fold_stmt_indirect): Use it.
11358 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11359 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11361 (gimplify_expr): Likewise for plus_expr.
11363 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11365 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11366 bsi_after_labels. Always insert statements before bsi.
11367 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11368 * predict.c (apply_return_prediction): Check for empty blocks.
11369 * cfgexpand.c (lab_rtx_for_bb): New variable.
11370 (label_rtx_for_bb): Do not create new tree labels.
11371 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11372 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11373 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11375 (label_for_bb): Add field used.
11376 (update_eh_label, main_block_label): Mark the label used.
11377 (cleanup_dead_labels): Remove unused labels.
11379 2007-05-01 Richard Guenther <rguenther@suse.de>
11381 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11382 if it is not about to be set.
11383 (get_value_range): Do not pre-allocate equiv bitmap.
11384 (update_value_range): No need to clear equiv field.
11385 (add_equivalence): Change prototype to get bitmap pointer.
11386 Allocate bitmap here if it is not already.
11387 (extract_range_from_assert): Do not allocate bitmap here.
11388 Update callers to add_equivalence.
11389 (extract_range_from_ssa_name): Likewise.
11390 (get_vr_for_comparison): New static helper.
11391 (compare_name_with_value): Handle NULL equiv bitmap by
11392 peeling the first iteration of the comparison loop.
11393 Use get_vr_for_comparison.
11394 (compare_names): Handle NULL equiv bitmaps by using fake
11395 ones. Use get_vr_for_comparison.
11397 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11399 * double-int.c (mpz_set_double_int): Moved from
11400 tree-ssa-loop-niter.c.
11401 (mpz_get_double_int): Likewise; also, add option to wrap
11402 out-of-range integers.
11403 * double-int.h: New prototypes for above.
11404 * tree.c (get_static_type_bounds): Moved from
11405 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11406 TYPE_MAX_VALUE if they exist..
11407 * tree.h: New prototype for above.
11408 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11409 get_type_bounds calls.
11410 (mpz_set_double_int): Move to double-int.c.
11411 (get_type_bounds): Move to tree.c, rename to
11412 get_static_type_bounds.
11413 (mpz_to_double_int): Move to double-int.c, rename to
11414 mpz_get_double_int.
11416 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11418 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11419 DIV0 exception can fall through to a normal return.
11421 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11423 PR middle-end/22156
11424 Temporarily revert:
11425 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11426 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11427 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11428 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11429 initialize align to silence bogus warning.
11430 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11431 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11433 (struct sra_walk_fns): Remove use_all parameter from use.
11434 (sra_hash_tree): Handle BIT_FIELD_REFs.
11435 (sra_elt_hash): Don't hash bitfld blocks.
11436 (sra_elt_eq): Skip them in parent compares as well. Handle
11438 (sra_walk_expr): Don't maintain or pass down use_all_p.
11439 (scan_use): Remove use_all parameter.
11440 (scalarize_use): Likewise. Re-expand assignment to
11441 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11442 output, and re-scalarize after output. Don't mark anything
11444 (scalarize_ldst): Adjust.
11445 (scalarize_walk_gimple_modify_statement): Likewise.
11446 (build_element_name_1): Handle BIT_FIELD_REFs.
11447 (instantiate_element): Don't warn for any element whose parent
11448 is used as a whole.
11449 (instantiate_missing_elements_1): Return the sra_elt.
11450 (canon_type_for_field): New.
11451 (try_instantiate_multiple_fields): New.
11452 (instantiate_missing_elemnts): Use them.
11453 (mark_no_warning): Removed.
11454 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11455 (REPLDUP, sra_build_elt_assignment): New.
11456 (generate_copy_inout): Use them.
11457 (generate_element_copy): Likewise. Handle bitfld differences.
11458 (generate_element_zero): Don't recurse for blocks. Use
11459 sra_build_elt_assignment.
11460 (generate_one_element_int): Take elt instead of var. Use
11461 sra_build_elt_assignment.
11462 (generate_element_init_1): Adjust.
11463 (scalarize_use, scalarize_copy): Use REPLDUP.
11464 (scalarize_ldst): Move assert before dereference.
11465 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11467 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11470 * tree.c (reconstruct_complex_type): Reconstruct a reference
11472 Also use the same mode for the pointer as the old pointer type.
11474 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11476 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11479 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11481 PR rtl-optimization/31676
11482 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11483 (df_refs_record): Call it.
11485 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11487 * rtl.def (SS_ABS): New code.
11488 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11489 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11490 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11491 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11492 (bfin_init_builtins): Define them.
11493 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11494 (bfin_expand_builtin): ... and handle the others here.
11495 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11496 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11497 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11498 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11499 operand is only HImode.
11501 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11503 * regclass.c (scan_one_insn): Remove splitting of
11506 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11507 Nigel Stephens <nigel@mips.com>
11509 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11511 2007-04-28 Jan Hubicka <jh@suse.cz>
11513 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11514 insn_locators_alloc instead of insn_locators_initialize;
11515 call reset_block_changes.
11516 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11517 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11518 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11519 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11520 * config/score/score.c (th_output_mi_thunk): Likewise.
11521 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11522 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11523 tolerate uninitialized locator info.
11526 * function.c (init_function_start): Don't init line number info.
11527 (expand_function_end): Update.
11528 (reset_block_changes, record_block_change, finalize_block_changes,
11529 check_block_change, free_block_changes): Kill.
11530 * function.h (reset_block_changes, record_block_change,
11531 finalize_block_changes, check_block_change, free_block_changes):
11533 (struct function): Remove ib_boundaries_block.
11534 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11535 Use curr_insn_locator to initialize locator.
11536 (emit_line_note): Remove.
11537 * cfgexpand.c (expand_gimple_cond_expr): Update.
11538 (construct_exit_block): Likewise.
11539 (tree_expand_cfg): Initialize/finalize locators.
11540 * expr.c (expand_expr_real): Update.
11541 * cfglayout.c (line_locators_locs, line_locators_lines,
11542 file_locators_locs, file_locators_files): Remove.
11543 (set_block_levels): Move to cfgexpand.c.
11544 (insn_locators_initialize): Remove.
11545 (pass_insn_locators_initialize): Remove.
11546 (locations_locators_locs, locations_locators_vals): New static vars.
11547 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11549 (insn_locators_alloc, insn_locators_finalize,
11550 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11552 (locator_location): New.
11553 (locator_line, locator_file): Rewrite.
11554 * rtl.h (emit_line_note): Kill.
11555 (insn_locators_alloc, insn_locators_finalize,
11556 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11558 * tree-inline.c (initialize_cfun): Do not initialize
11559 ib_boundaries_block.
11560 * passes.c (pass_insn_locators_initialize): Remove.
11562 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11564 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11565 info. Update last_basic_block correctly.
11567 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11570 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11571 register itself to hold the offset constant. Tell flow the use
11572 of r4 and r5 when they are used.
11574 2007-04-27 Richard Guenther <rguenther@suse.de>
11576 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11577 if we simplified anything.
11578 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11579 warnings until we did a simplification and the stmt was not
11580 marked as TREE_NO_WARNING.
11582 2007-04-27 Mike Stump <mrs@apple.com>
11584 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11586 2007-04-27 Ian Lance Taylor <iant@google.com>
11588 PR middle-end/31710
11589 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11590 TYPE_MAX_VALUE exist, convert them to the new type.
11592 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11594 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11595 if it claims to be available.
11596 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11597 edge is redirected.
11598 (perform_tree_ssa_dce): Always free postdominators.
11600 2007-04-27 Richard Henderson <rth@redhat.com>
11602 * config/alpha/predicates.md (aligned_memory_operand): Mark
11603 as define_special_predicate.
11604 (unaligned_memory_operand, normal_memory_operand): Likewise.
11605 (reg_or_unaligned_mem_operand): Remove.
11606 (any_memory_operand): Match the documentation and check for
11607 non-renumbered pseudos during reload.
11608 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11609 alpha_secondary_reload_class, update to new interface, make static.
11610 Handle CQImode like HImode. Remove FP subreg check.
11611 (alpha_expand_mov): Use replace_equiv_address.
11612 (alpha_expand_mov_nobwx): Use any_memory_operand.
11613 (TARGET_SECONDARY_RELOAD): New.
11614 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11615 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11616 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11617 * config/alpha/alpha.md: ... here.
11618 (RELOAD12, reloadmode): New.
11620 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11621 Don't handle the aligned case here.
11622 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11623 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11624 reload_inhi_help. Don't expect a scratch register.
11625 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11627 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11629 2007-04-27 Richard Guenther <rguenther@suse.de>
11631 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11633 2007-04-27 Richard Guenther <rguenther@suse.de>
11635 PR tree-optimization/30965
11636 PR tree-optimization/30978
11637 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11638 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11639 (find_equivalent_equality_comparison): Likewise.
11640 (simplify_cond): Likewise.
11641 (get_prop_source_stmt): New helper.
11642 (get_prop_dest_stmt): Likewise.
11643 (can_propagate_from): Likewise.
11644 (remove_prop_source_from_use): Likewise.
11645 (combine_cond_expr_cond): Likewise.
11646 (forward_propagate_comparison): New function.
11647 (forward_propagate_into_cond): Rewrite to use fold for
11649 (tree_ssa_forward_propagate_single_use_vars): Call
11650 forward_propagate_comparison to propagate comparisons.
11652 2007-04-27 Richard Guenther <rguenther@suse.de>
11654 PR tree-optimization/31715
11655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11656 sure to do computation on the offset in an appropriate
11659 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11661 * reload.h (elimination_target_reg_p): Declare.
11662 * reload.c (find_reloads): Don't apply the reg_rtx move
11663 optimization if the SET_DEST satisfies elimination_target_reg_p.
11664 * reload1.c (elimination_target_reg_p): New function.
11665 (gen_reload): In the move/add2 fallback, make sure that op0
11666 does not overlap the destination register.
11668 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11670 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11671 transform only GIMPLE_MODIFY_STMTs.
11672 * tree-complex.c (expand_complex_operations_1): Ditto.
11673 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11674 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11675 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11677 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11678 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11679 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11680 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11681 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11682 slpeel_add_loop_guard): Ditto.
11683 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11684 * lambda-code.c (perfect_nestify): Ditto.
11685 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11686 before the first statement.
11687 * tree-optimize.c (execute_free_datastructures): Fix comments.
11688 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11689 * tree-flow.h (disband_implicit_edges): Declaration removed.
11690 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11692 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11693 COND_EXPRs without gotos.
11694 (disband_implicit_edges, has_label_p): Removed.
11695 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11696 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11698 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11700 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11701 also for COND_EXPRs.
11702 * cfgexpand.c (label_rtx_for_bb): New function.
11703 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11704 Use label_rtx_for_bb to find the labels.
11705 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11706 last block. Detect fallthru edges.
11708 2007-04-26 Ian Lance Taylor <iant@google.com>
11711 * reload.c (find_reloads_subreg_address): If the address was valid
11712 in the original mode but not in the new mode, reload the whole
11715 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11717 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11718 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11719 (cleanup_control_expr_graph): Do not invalidate dominance info.
11720 Record altered blocks.
11721 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11722 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11723 cleanup_tree_cfg_bb): New functions.
11724 (remove_forwarder_block): Do not maintain the worklist of blocks.
11725 Record altered blocks.
11726 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11727 not over whole cfg.
11728 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11729 delete_unreachable_blocks if dominators are not available.
11730 * tree-inline.c (optimize_inline_calls): Free dominance information
11732 * tree-flow.h (remove_edge_and_dominated_blocks,
11733 cfgcleanup_altered_bbs): Altered.
11734 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11736 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11738 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11739 do not invalidate dominators.
11741 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11743 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11744 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11745 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11746 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11748 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11750 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11752 2007-04-26 Richard Guenther <rguenther@suse.de>
11754 PR tree-optimization/31703
11755 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11756 the right type for the target of the bittest.
11758 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11760 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11761 ix86_sol10_return_in_memory.
11763 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11765 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11768 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11771 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11773 PR tree-optimization/30558
11774 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11775 clear this_state.prev_try.
11777 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11778 Mark Mitchell <mark@codesourcery.com>
11780 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11781 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11782 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11784 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11787 * doc/invoke.texi (%:print-asm-header): Document.
11788 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11790 (static_spec_functions): Add print-asm-header.
11791 (main): Print a banner before the --target-help linker options.
11792 (print_asm_header_spec_function): New function.
11794 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11797 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11798 (movsf_ie): Likewise.
11800 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11802 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11804 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11806 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11807 exception for divide-by-zero.
11808 (__umodsi3, __modsi3): Likewise.
11810 2007-04-25 Dirk Mueller <dmueller@suse.de>
11812 * c-typeck.c (build_compound_expr): Annotate warning()
11813 call with OPT_Wunused_value.
11814 * tree-ssa.c (warn_uninit): Annotate warning with
11816 * c-common.c (handle_sentinel_attribute): Annotate warning
11817 call with OPT_Wattributes.
11819 2007-04-25 Thiemo Seufer <ths@mips.com>
11821 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11822 (mips16): Fix typo.
11823 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11824 on to the assembler. Improve handling of -mno-mips16. Add handling
11825 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11826 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11827 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11828 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11830 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11833 * config/i386/winnt.c (i386_pe_file_end): Strip only
11834 USER_LABEL_PREFIX when writing export name.
11836 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11838 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11839 sh/elf.h, vx-common.h and vxworks.h.
11840 * config/sh/sh.h: Include config/vxworks-dummy.h.
11841 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11842 (OVERRIDE_OPTIONS): Use it.
11843 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11844 (vxworks_picreg): New pattern.
11845 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11846 VXWORKS_OS_CPP_BUILTINS.
11847 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11848 to their VXWORKS_* equivalents.
11849 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11850 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11851 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11852 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11853 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11854 -mrtp/-fPIC multilibs.
11855 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11856 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11857 (MULTILIB_OSDIRNAMES): Delete.
11859 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11862 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11864 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11866 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11867 rounding mode to be specified by the caller.
11868 (real_to_mpfr) Likewise.
11869 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11870 include new arguments.
11871 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11873 2007-04-24 Ian Lance Taylor <iant@google.com>
11875 PR tree-optimization/31605
11876 * tree-vrp.c (set_value_range): Check that min and max are not
11877 both overflow infinities.
11878 (set_value_range_to_value): New static function.
11879 (extract_range_from_binary_expr): Call set_value_range_to_value.
11880 (extract_range_from_cond_expr): Likewise.
11881 (extract_range_from_expr): Likewise.
11882 (extract_range_from_unary_expr): Likewise. Don't create a range
11883 which overflows on both sides.
11884 (vrp_meet): Check for a useless range.
11885 (vrp_visit_phi_node): If we see a constant which looks like an
11886 overflow infinity, turn off the TREE_OVERFLOW flag.
11888 2007-04-24 Ian Lance Taylor <iant@google.com>
11890 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11892 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11894 PR diagnostic/25923
11895 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11896 diagnostic message is being built.
11897 * tree-pretty-print.c (dump_generic_node): Only write the
11898 formatted text into BUFFER's stream if we are not building a
11899 diagnostic message.
11900 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11902 * Makefile.in (toplev.o): Depend on tree-pass.h.
11904 2007-04-24 Ian Lance Taylor <iant@google.com>
11906 PR tree-optimization/31602
11907 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11908 conditionals in the copied loop header.
11909 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11910 warnings if TREE_NO_WARNING is set.
11911 * doc/invoke.texi (Warning Options): Clarify that
11912 -Wstrict-overflow does not warn about loops.
11914 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11916 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11917 expand on the comment about _Decimal128 arguments and check the
11918 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11919 that _Decimal128 argument uses even/odd register pair.
11920 (function_arg): Ditto.
11922 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11924 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11925 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11927 2007-04-24 Richard Guenther <rguenther@suse.de>
11928 Olga Golovanevsky <olga@il.ibm.com>
11930 * fold-const.c (multiple_of_p): Check for bottom
11933 2007-04-24 Richard Henderson <rth@redhat.com>
11935 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11936 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11937 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11938 looking for non-zero bits shifted out. Avoid a recursive call
11939 when constructing the scalar.
11940 (__floatundisf): Likewise.
11942 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11944 * dwarf2out.c (field_byte_offset): Move the existing logic
11945 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11946 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11948 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11951 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11952 length argument of 0 for memset.
11953 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11954 unsigned shift instead of the signed variant.
11956 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11958 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11959 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11960 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11961 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11962 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11963 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11964 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11965 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11966 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11967 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11968 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11969 "mul<mode>3", "div<mode>3"): Insn definitions added.
11970 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11971 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11972 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11973 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11974 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11975 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11976 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11977 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11978 TARGET_FLOAT_FORMAT): Macro definitions removed.
11979 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11980 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11981 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11982 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11983 (s390_gen_rtx_const_DI): Function removed.
11984 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11986 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11988 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11989 over an external ffs function.
11991 2007-04-24 Chao-ying Fu <fu@mips.com>
11992 Richard Sandiford <richard@nildram.co.uk>
11994 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11995 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11996 (smadd_widen_optab, umadd_widen_optab): Define.
11997 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11999 * genopinit.c (optabs): Fill in smadd_widen_optab and
12001 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
12002 and umadd_widen_optab to implement multiply-add sequences.
12003 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
12004 (<u>maddsidi4): ...this. Extend condition to include
12005 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12006 of operand 0 to "ka" and use the three-operand form of madd<u>
12008 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
12010 * config/mips/constraints.md (ka): New register constraint.
12012 2007-04-24 Jan Hubicka <j@suse.cz>
12016 2007-04-23 Jan Hubicka <jh@suse.cz>
12017 * function.c (init_function_start): Don't init line number info.
12018 (expand_function_end): Update.
12019 (reset_block_changes, record_block_change, finalize_block_changes,
12020 check_block_change, free_block_changes): Kill.
12021 * function.h (reset_block_changes, record_block_change,
12022 finalize_block_changes, check_block_change, free_block_changes):
12024 (struct function): Remove ib_boundaries_block.
12025 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12026 Use curr_insn_locator to initialize locator.
12027 (emit_line_note): Remove.
12028 * cfgexpand.c (expand_gimple_cond_expr): Update.
12029 (construct_exit_block): Likewise.
12030 (tree_expand_cfg): Initialize/finalize locators.
12031 * expr.c (expand_expr_real): Update.
12032 * cfglayout.c (line_locators_locs, line_locators_lines,
12033 file_locators_locs, file_locators_files): Remove.
12034 (set_block_levels): Move to cfgexpand.c.
12035 (insn_locators_initialize): Remove.
12036 (pass_insn_locators_initialize): Remove.
12037 (locations_locators_locs, locations_locators_vals): New static vars.
12038 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12040 (insn_locators_alloc, insn_locators_finalize,
12041 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12043 (locator_location): New.
12044 (locator_line, locator_file): Rewrite.
12045 * rtl.h (emit_line_note): Kill.
12046 (insn_locators_alloc, insn_locators_finalize,
12047 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12049 * tree-inline.c (initialize_cfun): Do not initialize
12050 ib_boundaries_block.
12051 * passes.c (pass_insn_locators_initialize): Remove.
12053 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
12055 * doc/invoke.texi: Removed leading '-' from option index entries.
12057 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12059 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
12061 (create_phi_node): Use set_phi_nodes.
12062 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
12063 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
12064 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
12065 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
12066 (bsi_start, bsi_last): Use bb_stmt_list.
12067 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
12068 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
12069 Traverse the statements using tsi iterator.
12070 * basic-block.h (struct basic_block_def): Fields stmt_list
12071 and phi_nodes moved to ...
12072 (struct tree_bb_info): ... new structure.
12073 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
12074 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
12075 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
12076 (tree_verify_flow_info): Verify that il.tree is not set for
12077 entry and exit block.
12078 (tree_split_block): Use set_bb_stmt_list.
12080 2007-04-23 Mike Stump <mrs@apple.com>
12082 * config/i386/i386.c (ix86_tune_features
12083 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
12086 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12088 * config/i386/i386.md (prefix_extra): New attribute.
12089 (length): Add prefix_extra.
12091 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
12092 (sse2_movntv2di): Likewise.
12093 (sse2_cvtps2dq): Likewise.
12094 (sse2_cvtpd2pi): Likewise.
12095 (sse2_cvttpd2pi): Likewise.
12096 (*sse2_cvtpd2ps): Likewise.
12097 (*add<mode>3): Likewise.
12098 (sse2_ssadd<mode>3): Likewise.
12099 (sse2_usadd<mode>3): Likewise.
12100 (*sub<mode>3): Likewise.
12101 (sse2_sssub<mode>3): Likewise.
12102 (sse2_ussub<mode>3): Likewise.
12103 (*mulv8hi3): Likewise.
12104 (*smulv8hi3_highpart): Likewise.
12105 (*umulv8hi3_highpart): Likewise.
12106 (sse2_umulv2siv2di3): Likewise.
12107 (sse2_pmaddwd): Likewise.
12108 (ashr<mode>3): Likewise.
12109 (lshr<mode>3): Likewise.
12110 (ashl<mode>3): Likewise.
12111 (sse2_ashlti3): Likewise.
12112 (sse2_lshrti3): Likewise.
12113 (*umaxv16qi3): Likewise.
12114 (*smaxv8hi3): Likewise.
12115 (*uminv16qi3): Likewise.
12116 (*sminv8hi3): Likewise.
12117 (sse2_eq<mode>3): Likewise.
12118 (sse2_gt<mode>3): Likewise.
12119 (*and<mode>3): Likewise.
12120 (sse2_nand<mode>3): Likewise.
12121 (*ior<mode>3): Likewise.
12122 (*xor<mode>3): Likewise.
12123 (sse2_packsswb): Likewise.
12124 (sse2_packssdw): Likewise.
12125 (sse2_packuswb): Likewise.
12126 (sse2_punpckhbw): Likewise.
12127 (sse2_punpcklbw): Likewise.
12128 (sse2_punpckhwd): Likewise.
12129 (sse2_punpcklwd): Likewise.
12130 (sse2_punpckhdq): Likewise.
12131 (sse2_punpckldq): Likewise.
12132 (sse2_punpckhqdq): Likewise.
12133 (sse2_punpcklqdq): Likewise.
12134 (*sse2_pinsrw): Likewise.
12135 (*sse2_pextrw): Likewise.
12136 (sse2_pshufd_1): Likewise.
12137 (sse2_uavgv16qi3): Likewise.
12138 (sse2_uavgv8hi3): Likewise.
12139 (sse2_psadbw): Likewise.
12140 (sse2_pmovmskb): Likewise.
12141 (*sse2_maskmovdqu): Likewise.
12142 (*sse2_maskmovdqu_rex64): Likewise.
12143 (sse4a_extrqi): Likewise.
12144 (sse4a_extrq): Likewise.
12145 (sse3_lddqu): Set prefix_rep.
12146 (sse3_addsubv4sf3): Likewise.
12147 (sse3_haddv4sf3): Likewise.
12148 (sse3_hsubv4sf3): Likewise.
12149 (sse_cvtss2si): Likewise.
12150 (sse_cvtss2si_2): Likewise.
12151 (sse_cvtss2siq): Likewise.
12152 (sse_cvtss2siq_2): Likewise.
12153 (sse_cvttss2si): Likewise.
12154 (sse_cvttss2siq): Likewise.
12155 (sse2_cvttps2dq): Likewise.
12156 (sse3_movshdup): Likewise.
12157 (sse3_movsldup): Likewise.
12158 (sse2_cvtsd2si): Likewise.
12159 (sse2_cvtsd2si_2): Likewise.
12160 (sse2_cvtsd2siq): Likewise.
12161 (sse2_cvtsd2siq_2): Likewise.
12162 (sse2_cvttsd2si): Likewise.
12163 (sse2_cvttsd2siq): Likewise.
12164 (*sse2_cvtpd2dq): Likewise.
12165 (*sse2_cvttpd2dq): Likewise.
12166 (sse2_pshuflw_1): Likewise.
12167 (sse2_pshufhw_1): Likewise.
12168 (sse4a_insertqi): Likewise.
12169 (sse4a_insertq): Likewise.
12170 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12171 (ssse3_phadddv4si3): Likewise.
12172 (ssse3_phaddswv8hi3): Likewise.
12173 (ssse3_phsubwv8hi3): Likewise.
12174 (ssse3_phsubdv4si3): Likewise.
12175 (ssse3_phsubswv8hi3): Likewise.
12176 (ssse3_pmaddubswv8hi3): Likewise.
12177 (ssse3_pmulhrswv8hi3): Likewise.
12178 (ssse3_pshufbv16qi3): Likewise.
12179 (ssse3_psign<mode>3): Likewise.
12180 (ssse3_palignrti): Likewise.
12181 (abs<mode>2): Likewise.
12182 (ssse3_phaddwv4hi3): Set prefix_extra.
12183 (ssse3_phadddv2si3): Likewise.
12184 (ssse3_phaddswv4hi3): Likewise.
12185 (ssse3_phsubwv4hi3): Likewise.
12186 (ssse3_phsubdv2si3): Likewise.
12187 (ssse3_phsubswv4hi3): Likewise.
12188 (ssse3_pmaddubswv4hi3): Likewise.
12189 (ssse3_pmulhrswv4hi3): Likewise.
12190 (ssse3_pshufbv8qi3): Likewise.
12191 (ssse3_psign<mode>3): Likewise.
12192 (ssse3_palignrdi): Likewise.
12193 (abs<mode>2): Likewise.
12194 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12195 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12196 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12198 2007-04-23 Nick Clifton <nickc@redhat.com>
12200 * params.def: Fix formatting of emacs local variables.
12202 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12204 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12205 move if inter-unit move isn't allowed.
12206 Don't split moving the first element of V2DI to DI to inter-unit
12207 move if inter-unit move isn't allowed.
12209 2007-04-23 Richard Guenther <rguenther@suse.de>
12211 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12212 and CDI_POST_DOMINATORS separately.
12214 2007-04-23 Nick Clifton <nickc@redhat.com>
12216 * c.opt (Wformat-contains-nul): Add warning attribute.
12218 2007-04-23 Jan Hubicka <jh@suse.cz>
12220 * function.c (init_function_start): Don't init line number info.
12221 (expand_function_end): Update.
12222 (reset_block_changes, record_block_change, finalize_block_changes,
12223 check_block_change, free_block_changes): Kill.
12224 * function.h (reset_block_changes, record_block_change,
12225 finalize_block_changes, check_block_change, free_block_changes):
12227 (struct function): Remove ib_boundaries_block.
12228 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12229 Use curr_insn_locator to initialize locator.
12230 (emit_line_note): Remove.
12231 * cfgexpand.c (expand_gimple_cond_expr): Update.
12232 (construct_exit_block): Likewise.
12233 (tree_expand_cfg): Initialize/finalize locators.
12234 * expr.c (expand_expr_real): Update.
12235 * cfglayout.c (line_locators_locs, line_locators_lines,
12236 file_locators_locs, file_locators_files): Remove.
12237 (set_block_levels): Move to cfgexpand.c.
12238 (insn_locators_initialize): Remove.
12239 (pass_insn_locators_initialize): Remove.
12240 (locations_locators_locs, locations_locators_vals): New static vars.
12241 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12243 (insn_locators_alloc, insn_locators_finalize,
12244 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12246 (locator_location): New.
12247 (locator_line, locator_file): Rewrite.
12248 * rtl.h (emit_line_note): Kill.
12249 (insn_locators_alloc, insn_locators_finalize,
12250 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12252 * tree-inline.c (initialize_cfun): Do not initialize
12253 ib_boundaries_block.
12254 * passes.c (pass_insn_locators_initialize): Remove.
12256 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12258 PR middle-end/31448
12259 * expr.c (reduce_to_bit_field_precision): Handle
12262 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12264 PR tree-optimization/24659
12265 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12266 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12267 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12268 * genopinit.c (optabs): Rename vec_pack_mod_optab
12269 to vec_pack_trunc_optab.
12270 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12271 early for scalar floating point operands for NOP_EXPR.
12272 (vectorizable_type_promotion): Ditto.
12273 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12274 vec_pack_trunc_optab.
12275 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12277 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12278 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12279 Rename from VEC_PACK_MOD_EXPR.
12280 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12281 * expr.c (expand_expr_real_1): Ditto.
12282 * tree-inline.c (estimate_num_insns_1): Ditto.
12283 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12285 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12286 (vec_unpacks_lo_v4sf): Ditto.
12287 (vec_pack_trunc_v2df): Ditto.
12288 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12289 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12290 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12292 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12294 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12296 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12297 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12298 packing of floating point operands.
12299 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12300 represent unpacking of floating point operands.
12301 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12302 [vec_unpacks_hi]: Ditto.
12303 [vec_unpacks_lo]: Ditto.
12305 2007-04-22 Jan Hubicka <jh@suse.cz>
12307 * final.c (rest_of_handle_final): Call
12308 targetm.asm_out.constructor/targetm.asm_out.destructor
12309 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12310 proper priority via decl_*_priority_insert.
12311 * c-common.c (c_expand_body): Likewise.
12313 2007-04-22 Richard Guenther <rguenther@suse.de>
12315 PR tree-optimization/29789
12316 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12317 (rewrite_reciprocal): New helper split out from
12318 determine_invariantness_stmt.
12319 (rewrite_bittest): Likewise.
12320 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12321 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12324 2007-04-22 Revital Eres <eres@il.ibm.com>
12326 * loop-unroll.c (var_to_expand): New field to support also
12327 insns of the form x = something + x.
12328 (analyze_insn_to_expand_var): Use it.
12329 (expand_var_during_unrolling): Likewise.
12331 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12333 * predict.c: Include pointer-set.h.
12334 (bb_predictions): New variable.
12335 (tree_predicted_by_p, tree_predict_edge,
12336 remove_predictions_associated_with_edge): Use bb_predictions map
12337 instead of bb->predictions.
12338 (clear_bb_predictions, assert_is_empty): New functions.
12339 (combine_predictions_for_bb): Use bb_predictions map. Call
12340 clear_bb_predictions.
12341 (tree_estimate_probability): Create and free bb_predictions map.
12342 * Makefile.in (predict.o): Add pointer-set.h dependency.
12343 * basic-block.h (struct basic_block_def): Remove predictions
12345 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12347 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12350 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12353 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12355 * timevar.c (timevar_print): Change reference of --disable-checking to
12356 --enable-checking=release. Also warn if assert checking is disabled.
12358 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12361 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12362 decl as addressable if the compound literal was marked as
12364 Mark the decl as a gimple register if it is a complex or
12365 vector decl and does not live in memory.
12367 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12369 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12370 (GENERIC_NEXT): New function macro.
12371 (PHI_CHAIN): Use phi_node's new chain variable.
12372 (tree_phi_node): Change tree_common to tree_base
12373 and add the chain field.
12374 * tree-phinodes.c (make_phi_node): Don't set
12375 TREE_TYPE on the new node.
12376 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12377 instead of checking GIMPLE_TUPLE_P in chain_next.
12378 * tree-vect-transform.c
12379 (get_initial_def_for_induction): Look at
12380 PHI_RESULT_TREE for the type of the phi node.
12381 (update_vuses_to_preheader): Use PHI_CHAIN
12382 instead of TREE_CHAIN on the phi node.
12383 * tree-ssa-structalias.c (compute_points_to_sets):
12385 (ipa_pta_execute): Likewise.
12387 2007-04-21 Richard Guenther <rguenther@suse.de>
12389 PR middle-end/31136
12390 * fold-const.c (fold_unary): Call fold_convert_const on the
12393 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12395 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12396 (store_killed_in_pat): New.
12398 2007-04-20 Richard Henderson <rth@redhat.com>
12401 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12402 TREE_LIST with a void_type_node value, not void_list_node exactly.
12404 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12406 * doc/standards.texi: Re-arrange into language-specific
12407 subsections. Add a C++ section, documenting which standards we
12410 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12412 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12413 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12415 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12417 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12418 ecrti.o and crtbegin.o.
12419 (LIB_DEFAULT_SPEC): Include -lc.
12420 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12422 2007-04-20 Richard Henderson <rth@redhat.com>
12425 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12426 argument; update all callers.
12427 (get_unaligned_offset): New.
12428 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12429 get_unaligned_address, just pass on the address directly.
12430 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12431 the subreg in the helper patterns.
12432 (unaligned_extendqidi_le): Use get_unaligned_offset.
12433 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12434 (unaligned_extendhidi_be): Likewise.
12435 (unaligned_extendhidi): Tidy.
12436 * config/alpha/alpha-protos.h: Update.
12438 2007-04-20 Richard Henderson <rth@redhat.com>
12440 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12441 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12442 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12443 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12444 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12445 (CPP_SPEC): Don't include %(cpp_subtarget).
12446 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12447 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12448 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12450 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12452 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12453 for __builtin_ia32_cmpordss.
12455 PR tree-optimization/31632
12456 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12457 and arg1 for optimizations of comparison against min/max values.
12458 Fold arg0 to arg1's type for optimizations of comparison against
12459 min+1 and max-1 values.
12461 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12463 * reload.c (combine_reloads): When trying to use a dying register,
12464 check whether it's uninitialized and don't use if so.
12466 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12468 * fold-const.c: Remove prototypes for native_encode_expr and
12469 native_interpret_expr.
12470 (native_encode_expr): Make non-static.
12471 (native_interpret_expr): Likewise.
12472 * tree.h: Add prototypes for the above.
12474 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12476 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12477 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12478 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12479 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12480 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12481 Add length attributes.
12483 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12485 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12488 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12489 __STDC_WANT_DEC_FP__.
12491 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12493 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12494 for long double compatibility.
12495 * configure: Regenerate.
12497 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12499 PR rtl-optimization/29841
12500 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12502 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12503 that may cause control flow transfer from being moved.
12505 2007-04-18 Jan Hubicka <jh@suse.cz>
12507 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12510 2007-04-18 Eric Christopher <echristo@apple.com>
12512 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12513 only. Update operands.
12514 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12515 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12516 link register to pic register.
12518 2007-04-18 Dirk Mueller <dmueller@suse.de>
12520 PR diagnostic/31227
12521 * tree-vrp.c (search_for_addr_array): New.
12522 (check_array_bounds): Suppress warning about
12523 address taken of array refs if its not de-referenced.
12525 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12527 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12528 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12530 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12531 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12532 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12534 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12536 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12538 (vect_analyze_scalar_cycles): Fix indentation.
12539 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12540 (vect_mark_relevant): Include phis in relevance analysis.
12542 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12544 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12546 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12547 output_operand_lossage().
12549 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12551 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12552 the unused code for reduction without adjust-in-epilog to simplify the
12555 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12557 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12558 (S390_TDC_NEGATIVE_ZERO): New constant.
12559 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12560 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12561 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12562 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12563 (S390_TDC_POSITIVE_INFINITY): New constant.
12564 (S390_TDC_NEGATIVE_INFINITY): New constant.
12565 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12566 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12567 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12568 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12569 (S390_TDC_INFINITY): New constant.
12570 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12571 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12572 optimization for UNSPEC_CCZ_TO_INT.
12573 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12574 ("*ccz_to_int"): New insn.
12575 ("isinf<mode>2"): New insn.
12576 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12577 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12578 (UNSPEC_CCZ_TO_INT): New constant.
12580 2007-04-18 Richard Guenther <rguenther@suse.de>
12582 PR tree-optimization/19431
12583 PR tree-optimization/21463
12584 * tree-pass.h (pass_phiprop): Declare.
12585 * passes.c (init_optimization_passes): New phiprop pass.
12586 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12587 (phivn_valid_p): New helper function.
12588 (phiprop_insert_phi): Likewise.
12589 (propagate_with_phi): Likewise.
12590 (tree_ssa_phiprop): New propagator propagating loads
12591 through phi nodes if profitable.
12593 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12595 * tree-vect-analyze.c (process_use): New function.
12596 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12597 Check phis in all bbs.
12598 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12601 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12603 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12606 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12609 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12612 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12614 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12616 (sse_vmmulv4sf3): Likewise.
12617 (sse2_vmaddv2df3): Likewise.
12618 (sse2_vmmulv2df3): Likewise.
12620 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12622 PR rtl-optimization/31360
12623 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12624 (target_reg_cost): New.
12625 (init_set_costs): Initialize target_reg_cost. Add comments
12626 regarding the rationale of the costs.
12627 (global_cost_for_size): Renamed to...
12628 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12629 of register pressure.
12630 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12631 estimate_reg_pressure_cost. Add number of ivs.
12632 (determine_set_costs): Dump target_reg_cost.
12633 * loop-invariant.c (gain_for_invariant): Use
12634 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12635 (best_gain_for_invariant, find_invariants_to_move): Remove
12637 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12638 (target_reg_cost): Declare.
12639 (global_cost_for_size): Declaration removed.
12640 (estimate_reg_pressure_cost): Declare.
12642 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12644 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12645 regnos into even/odd register pairs.
12646 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12647 TDmode similar to the other floating point modes.
12648 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12649 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12651 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12652 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12653 (movdd_hardfloat64): Use TARGET_MFPGPR.
12655 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12657 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12660 2005-01-05 Richard Henderson <rth@redhat.com>
12662 * reload1.c (do_input_reload): Restrict the optimization deleteing
12663 a previous output reload to RELOAD_FOR_INPUT.
12665 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12667 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12668 induc_vec_info_type.
12669 (vectorizable_induction): New function declaration.
12670 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12671 check if already vectorized. Find first place in BB where new stmts
12672 can be inserted. Takes only one argument.
12673 (vectorizable_induction): New function.
12674 (vect_transform_stmt): Add case for induc_vec_info_type to call
12675 vectorizable_induction.
12676 (vect_transform_loop): Consider phis for vectorization.
12677 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12679 (analyze_operations): Call vectorizable_induction when analyzing phis.
12681 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12682 (vect_mark_relevant): Include phis in relevance analysis.
12683 (vect_mark_stmts_to_be_vectorize): Likewise.
12684 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12686 2007-04-16 Lawrence Crowl <crowl@google.com>
12688 * doc/invoke.texi (Debugging Options): Add documentation for the
12689 -femit-struct-debug options -femit-struct-debug-baseonly,
12690 -femit-struct-debug-reduced, and
12691 -femit-struct-debug-detailed[=...].
12693 * c-opts.c (c_common_handle_option): Add
12694 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12695 and OPT_femit_struct_debug_detailed_.
12696 * c.opt: Add specifications for
12697 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12698 and -femit-struct-debug-detailed[=...].
12699 * opts.c (set_struct_debug_option): Parse the
12700 -femit-struct-debug-... options.
12701 * opts.c (matches_main_base, main_input_basename,
12702 main_input_baselength, base_of_path, matches_main_base): Add
12703 variables and functions to compare header base name to compilation
12705 * opts.c (should_emit_struct_debug): Add to determine to emit a
12706 structure based on the option.
12707 (dump_struct_debug) Also disabled function to debug this
12709 * opts.c (handle_options): Save the base name of the
12712 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12713 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12714 This hook indicates if a type is generic. Set it by default
12715 to "never generic".
12716 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12717 to determine if a struct type is generic or not.
12718 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12719 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12720 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12721 with live C++ hook.
12723 * flags.h (enum debug_info_usage): Add an enumeration to describe
12724 a program's use of a structure type.
12725 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12726 to indicate the program's usage of the type. Filter structs based
12727 on the -femit-struct-debug-... specification.
12728 (gen_type_die): Split into two routines, gen_type_die and
12729 gen_type_die_with_usage. gen_type_die is now a wrapper
12730 that assumes direct usage.
12731 (gen_type_die_with_usage): Replace calls to gen_type_die
12732 with gen_type_die_with_usage adding the program usage of
12733 the referenced type.
12734 (dwarf2out_imported_module_or_decl): Suppress struct debug
12735 information using should_emit_struct_debug when appropriate.
12737 2007-04-16 Ian Lance Taylor <iant@google.com>
12739 PR tree-optimization/31522
12740 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12741 (vrp_initialize): Allocate vr_phi_edge_counts.
12742 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12743 executable edge. Drop test for all constants.
12744 (vrp_finalize): Free vrp_phi_edge_counts.
12746 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12747 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12749 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12750 predecessors at head rather than tail.
12752 2007-04-16 Matthias Klose <doko@debian.org>
12754 * config/alpha/linux.h (CPP_SPEC): Define.
12755 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12757 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12759 * function.h: Remove sequence_stack extern declaration.
12761 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12763 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12765 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12768 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12770 * config/avr/avr.c (avr_arch_types): Rearranging array.
12771 (enum avr_arch): Add.
12772 (avr_mcu_types): Use avr_arch enumeration constants instead of
12774 * config/avr/avr.h (LINK_SPEC): Simplify.
12776 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12778 * config/m68k/m68k.c (m68k_libcall_value,
12779 m68k_function_value): Use macros for register names more.
12781 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12783 (M68K_REGNAME): Use A6_REG.
12784 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12786 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12788 PR middle-end/28071
12789 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12790 'pending_read_list_length' and 'pending_write_list_length'. Update
12792 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12793 to handle two length counters instead of one. Update all uses.
12794 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12795 two length counters instead of one.
12796 * sched-rgn.c (propagate_deps): Update to handle two length counters
12799 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12802 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12803 copy of source, pass it to ix86_expand_vector_set and return
12806 2007-04-16 David Ung <davidu@mips.com>
12807 Joseph Myers <joseph@codesourcery.com>
12809 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12810 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12811 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12812 Add 74K processor information.
12813 * config/mips/mips.md: Include 74k.md.
12814 (cpu): Add 74kc,74kf,74kx.
12815 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12816 * config/mips/74k.md: New.
12817 * doc/invoke.texi (MIPS Options): Document 74K support.
12819 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12821 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12822 vectorizable_* functions.
12823 * tree-vect-transform.c (vectorizable_call): Add check for
12824 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12825 (vectorizable_store): likewise.
12826 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12828 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12829 (vectorizable_type_promotion, vectorizable_load): Likewise.
12830 (vectorizable_live_operation, vectorizable_condition): Likewise.
12831 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12833 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12835 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12837 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12838 register numbers more.
12839 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12840 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12841 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12842 FUNCTION_VALUE_REGNO_P): Likewise.
12843 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12844 STATIC_CHAIN_REGNUM): Likewise.
12845 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12846 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12847 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12848 * config/m68k/m68k.md (FP_REG): New.
12850 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12852 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12855 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12857 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12858 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12861 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12863 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12866 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12869 * c-decl.c (finish_decl): Grab the type of the decl after the call
12870 to store_init_value.
12872 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12874 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12876 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12879 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12880 dominators, post dominators and cleanup cfg before returning.
12882 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12884 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12885 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12887 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12889 * config.gcc: Recognize fido.
12890 * config/m68k/m68k-devices.def (fidoa): New.
12891 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12893 (FL_FIDOA, TARGET_FIDOA): New.
12894 * config/m68k/m68k.opt (mfidoa): New.
12896 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12898 PR middle-end/31322
12899 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12900 when a personality function is used.
12902 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12904 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12906 2007-04-13 Mike Stump <mrs@apple.com>
12908 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12910 * config/darwin.opt (fapple-kext): Make C++ only.
12911 * config/darwin.c (darwin_override_options): Remove code to ensure
12912 -fapple-kext is given for C++ only.
12914 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12916 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12917 * config/mips/mips.c (override_options): Call
12918 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12920 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12922 * config/i386/i386.opt (msvr3-shlib): Removed.
12924 * doc/invoke.texi: Remove -msvr3-shlib.
12926 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12928 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12929 with "popcnt" instruction.
12931 2007-04-13 Richard Guenther <rguenther@suse.de>
12933 PR tree-optimization/21258
12934 * tree-vrp.c (compare_case_labels): New helper.
12935 (find_switch_asserts): New function.
12936 (find_assert_locations): Call it for SWITCH_EXPRs.
12938 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12940 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12941 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12942 check is now implied in X87_FLOAT_MODE_P.
12943 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12944 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12945 (fix_trunc<mode>_i386_fisttp): Ditto.
12946 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12947 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12948 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12949 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12950 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12951 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12952 (unnamed_splitters): Ditto.
12953 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12954 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12955 FIRST_SSE_REG for local functions when SSE math is enabled or
12956 for functions with sseregparm attribute.
12957 (standard_80387_constant_p): Return -1 if mode is not
12959 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12960 (ix86_expand_compare): Ditto.
12961 (ix86_expand_carry_flag_compare): Ditto.
12962 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12963 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12964 DECIMAL_FLOAT_MODE_P.
12965 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12966 of SCALAR_FLOAT_MODE_P.
12967 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12968 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12969 checks before FLOAT_MODE_P.
12970 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12971 before FLOAT_MODE_P.
12976 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12978 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12979 Charles Wilson <libtool@cwilson.fastmail.fm>
12981 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12982 (libgcc.mvars): Don't depend on them.
12983 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12984 * exec-tool.in: New.
12986 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12988 * doc/invoke.text (--help): Document --help=common.
12990 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12992 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12994 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12996 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12997 * genemit.c (main): Emit #include "integrate.h".
12998 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12999 (LOADGP_RTP): New mips_loadgp_style.
13000 * config/mips/mips.h: Include config/vxworks-dummy.h.
13001 (TARGET_RTP_PIC): New macro.
13002 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
13003 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
13004 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
13005 for TARGET_RTP_PIC.
13006 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
13007 -mvxworks-pic when using -mrtp and a PIC option.
13008 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
13010 (mips_symbolic_constant_p, mips_symbolic_address_p)
13011 (mips_symbol_insns): Handle SYMBOL_HALF.
13012 (override_options): Warn about -G and -mrtp being used together.
13013 Initialize mips_lo_relocs[SYMBOL_HALF].
13014 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
13015 (mips_emit_loadgp): Handle LOADGP_RTP.
13016 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
13017 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
13018 (tablejump): Handle function-relative case table entries if
13020 * config/mips/predicates.md (symbol_ref_operand): New predicate.
13022 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13024 * config/mips/mips.md (load_call<mode>): Allow any general register.
13026 (sibcall_value_internal, sibcall_value_multiple_internal)
13027 (call_value_internal, call_value_split, call_value_multiple_internal)
13028 (call_value_multiple_split): Remove constraints from operand 0.
13030 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13032 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
13033 rather than loadgp_noshared.
13034 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
13035 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
13037 * config/mips/mips.md (loadgp): Rename to...
13038 (loadgp_newabi): ...this.
13039 (loadgp_noshared): Rename to...
13040 (loadgp_absolute): ...this.
13042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13044 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
13045 false for locally-binding symbols.
13046 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
13048 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13050 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
13051 (SYMBOL_GOT_PAGE_OFST): ...this.
13052 (SYMBOL_GOT_GLOBAL): Rename to...
13053 (SYMBOL_GOT_DISP): ...this.
13054 (SYMBOL_GOTOFF_GLOBAL): Rename to...
13055 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
13056 * config/mips/mips.c (mips_global_symbol_p): New function.
13057 (mips_symbol_binds_local_p): Likewise.
13058 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
13059 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
13060 mips_global_symbol_p and mips_symbol_binds_local_p.
13061 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
13062 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
13063 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
13064 SYMBOL_GOTOFF_DISP.
13065 (mips_ok_for_lazy_binding_p): New function.
13066 (mips_load_call_address, mips_expand_call): Use it.
13067 (mips_dangerous_for_la25_p): Likewise.
13068 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
13069 (*got_disp<mode>): Use got_disp_operand instead of
13070 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
13071 SYMBOL_GOTOFF_GLOBAL.
13072 (*got_page<mode>): Use got_page_ofst_operand instead of
13074 * config/mips/predicates.md (const_call_insn_operand): Use
13075 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
13076 (global_got_operand): Rename to...
13077 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
13079 (local_got_operand): Rename to...
13080 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
13081 of SYMBOL_GOT_LOCAL.
13083 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13085 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
13086 TARGET_CALL_CLOBBERED_GP.
13087 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13088 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
13089 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
13090 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
13091 of TARGET_ABICALLS && !TARGET_NEWABI.
13092 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13093 * config/mips/mips.c (mips_load_call_address): Check
13094 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13095 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13096 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
13097 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
13098 TARGET_ABICALLS && TARGET_NEWABI.
13099 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
13101 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
13102 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
13103 TARGET_ABICALLS && TARGET_NEWABI.
13104 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
13105 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
13106 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
13107 whether indirect calls must use $25.
13108 (mips_extra_live_on_entry): Check TARGET_GOT instead of
13110 * config/mips/mips.md (jal_macro): Check flag_pic and
13111 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
13112 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
13113 instead of TARGET_ABICALLS.
13114 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
13115 TARGET_ABICALLS && TARGET_OLDABI.
13116 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
13117 (sibcall): In the comment above the define_insn, mention
13118 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
13119 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
13120 instead of TARGET_ABICALLS.
13122 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
13124 * doc/md.texi (Blackfin family constraints): Document PA and PB.
13125 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
13126 (MACFLAGS_MATCH_P): New macro.
13127 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
13128 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
13129 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
13130 the other MACFLAG constants.
13131 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
13132 (flag_machi): Tighten constraints. Renumber some of the operands.
13133 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
13135 (flag_machi_parts_acconly): New pattern.
13136 (flag_macinithi): Tighten constraints. Allow any accumulator to be
13138 (flag_macinit1hi): Tighten constraints.
13139 (flag_mul_macv2hi_parts_acconly): New pattern.
13141 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
13142 Use a more efficient implementation.
13143 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
13144 inline sequences when not optimizing for size.
13146 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13147 movhi_high2low): Delete, merge functionality into...
13148 (packv2hi): ... this pattern.
13150 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13151 * config/bfin/bfin.opt (msim): New option.
13152 (mcpu=): New option.
13153 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13154 (bfin_cpu_t): Typedef of enum bfin_cpu.
13155 (bfin_cpu_type): New declaration.
13156 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13157 -msim and -mcpu= options.
13158 (LIB_SPEC): Likewise.
13159 * config/bfin/bfin.c (bfin_cpu_type): Define.
13160 (bfin_handle_option): Handle -mcpu= option.
13161 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13162 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13163 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13165 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13167 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13168 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13169 (powerpc-wrs-vxworksae): Use ${tm_file}.
13170 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13171 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13172 * config/i386/vx-common.h: New file.
13174 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13176 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13179 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13181 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13184 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13188 * c-common.c (c_build_qualified_type): Set canonical type
13191 2007-04-12 Richard Guenther <rguenther@suse.de>
13193 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13194 lower bound and element size if lower bound is not zero
13195 or either of the ARRAY_REF operands is set.
13197 2007-04-12 Richard Guenther <rguenther@suse.de>
13199 PR tree-optimization/24689
13200 PR tree-optimization/31307
13201 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13203 * gimplify.c (canonicalize_addr_expr): To be consistent with
13204 gimplify_compound_lval only set operands two and three of
13205 ARRAY_REFs if they are not gimple_min_invariant. This makes
13206 it never at this place.
13207 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13209 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13211 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13212 null before emitting a .nsubspa directive.
13214 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13216 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13217 need_to_partition_p if there are no memory statements in the
13220 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13222 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13223 (gcd_of_steps_may_divide_p): New function.
13224 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13226 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13228 * reload.c (find_reloads_toplev, find_reloads_address,
13229 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13230 not a pointer equality test, to decide if we need to call
13231 push_reg_equiv_alt_mem.
13233 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13235 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13236 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13238 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13240 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13242 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13243 vector to be positive.
13245 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13249 * doc/invoke.texi: Document --params max-aliased-vops and
13251 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13252 debug_memory_partitions): Move to tree-flow.h
13253 * params.h (AVG_ALIASED_VOPS): Define.
13254 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13256 (mp_info_t): Likewise.
13257 (get_mem_sym_stats_for): New.
13258 (set_memory_partition): Move from tree-flow-inline.h.
13259 (mark_non_addressable): Only clear the set of symbols for the
13260 partition if it exists.
13261 (dump_memory_partitions): Move from tree-ssa-operands.c
13262 (debug_memory_partitions): Likewise.
13263 (need_to_partition_p): New.
13264 (dump_mem_ref_stats): New.
13265 (debug_mem_ref_stats): New.
13266 (dump_mem_sym_stats): New.
13267 (debug_mem_sym_stats): New.
13268 (update_mem_sym_stats_from_stmt): New.
13269 (compare_mp_info_entries): New.
13270 (mp_info_cmp): Call it.
13271 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13273 (get_mpt_for): Move from tree-ssa-operands.c.
13274 (find_partition_for): New.
13275 (create_partition_for): Remove.
13276 (estimate_vop_reduction): New.
13277 (update_reference_counts): New.
13278 (build_mp_info): New.
13279 (compute_memory_partitions): Refactor.
13280 Document new heuristic.
13281 Call build_mp_info, update_reference_counts,
13282 find_partition_for and estimate_vop_reduction.
13283 (compute_may_aliases): Populate virtual operands before
13284 calling debugging dumps.
13285 (delete_mem_sym_stats): New.
13286 (delete_mem_ref_stats): New.
13287 (init_mem_ref_stats): New.
13288 (init_alias_info): Call it.
13289 (maybe_create_global_var): Remove alias_info argument.
13290 Get number of call sites and number of pure/const call sites
13291 from gimple_mem_ref_stats().
13292 (dump_alias_info): Call dump_memory_partitions first.
13293 (dump_points_to_info_for): Show how many times a pointer has
13295 * opts.c (decode_options): For -O2 set --param
13296 max-aliased-vops to 500.
13297 For -O3 set --param max-aliased-vops to 1000 and --param
13298 avg-aliased-vops to 3.
13299 * fortran/options.c (gfc_init_options): Remove assignment to
13301 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13302 * tree-dfa.c (dump_variable): Dump memory reference
13304 Dump NO_ALIAS* settings.
13305 (referenced_var_lookup): Tidy.
13306 (mem_sym_stats): New.
13307 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13308 and ORIG are different SSA names for a memory partition.
13309 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13310 * tree-flow.h (struct mem_sym_stats_d): Define.
13311 (mem_sym_stats_t): Define.
13312 (struct mem_ref_stats_d): Define.
13313 (struct gimple_df): Add field mem_ref_stats.
13314 (enum noalias_state): Define.
13315 (struct var_ann_d): Add bitfield noalias_state.
13316 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13317 debug_mem_ref_stats, debug_memory_partitions,
13318 debug_mem_sym_stats): Declare.
13319 * tree-ssa-structalias.c (update_alias_info): Update call
13320 sites, pure/const call sites and asm sites in structure
13321 returned by gimple_mem_ref_stats.
13322 Remove local variable IS_POTENTIAL_DEREF.
13323 Increase NUM_DEREFS if the memory expression is a potential
13325 Call update_mem_sym_stats_from_stmt.
13326 If the memory references memory, call
13327 update_mem_sym_stats_from_stmt for all the direct memory
13328 symbol references found.
13329 (intra_create_variable_infos): Set noalias_state field for
13330 pointer arguments according to the value of
13331 flag_argument_noalias.
13332 * tree-ssa-structalias.h (struct alias_info): Remove fields
13333 num_calls_found and num_pure_const_calls_found.
13334 (update_mem_sym_stats_from_stmt): Declare.
13335 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13336 Set default value to 100.
13337 (PARAM_AVG_ALIASED_VOPS): Define.
13339 2007-04-11 Richard Guenther <rguenther@suse.de>
13341 PR middle-end/31530
13342 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13343 a * -b + c as c - a * b if we honor sign dependent rounding.
13345 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13347 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13348 bfin_expand_strmov.
13349 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13350 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13352 (initialize_trampoline): Don't use old-style function definition.
13353 (bfin_secondary_reload): Mark IN_P argument as unused.
13355 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13357 PR tree-optimization/31343
13358 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13359 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13360 * testsuite/gcc.dg/vect/pr31343.c: New.
13362 2007-04-10 Eric Christopher <echristo@apple.com>
13364 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13365 * config/i386/i386.md (*cmpfp0): Use.
13366 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13367 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13368 (fix_trunc<mode>_i386_fisttp): Ditto.
13369 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13370 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13371 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13372 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13373 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13374 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13375 (unnamed_splitters): Ditto.
13376 * config/i386/i386.c (output_fix_trunc): Assert that
13377 we're not being passed a TFmode operand.
13379 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13381 PR tree-optimization/31526
13382 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13383 n_basic_blocks to find newly added blocks.
13385 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13387 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13389 (fix_trunc<mode>si_sse): Ditto.
13390 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13391 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13392 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13393 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13394 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13395 expander using SSEMODEF mode macro.
13396 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13397 expander using SSEMODEF mode macro.
13398 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13399 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13400 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13401 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13402 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13403 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13404 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13405 Macroize insn using X87MODEF mode macro.
13407 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13409 * config/i386/sse.md (sse2_pinsrw): Removed.
13410 (sse2_pextrw): Renamed to ...
13411 (*sse2_pextrw): This.
13413 2007-04-09 Jan Hubicka <jh@suse.cz>
13416 * config/i386/sse.md
13417 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13418 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13419 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13420 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13422 2007-04-09 Jan Hubicka <jh@suse.cz>
13424 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13425 multiple fields of union.
13427 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13429 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13430 (create_preheaders): Check that loops are available.
13431 (fix_loop_structure): Clean up, improve comments.
13432 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13433 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13435 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13436 * predict.c (tree_estimate_probability): Do not call
13437 calculate_dominance_info. Call create_preheaders.
13438 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13439 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13441 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13442 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13443 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13444 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13447 2007-04-08 Jan Hubicka <jh@suse.cz>
13449 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13450 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13451 * fold-const.c (fold_unary): Use it.
13453 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13455 * varasm.c (assemble_variable): Remove call to
13456 lang_hooks.decls.prepare_assemble_variable.
13457 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13458 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13459 * langhooks.h (lang_hooks_for_decls): Remove
13460 prepare_assemble_variable.
13462 2007-04-08 Mike Stump <mrs@apple.com>
13464 * config/i386/i386.c: Use inc/dec on Core2.
13466 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13468 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13469 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13470 lhd_tree_inlining_end_inlining): Remove.
13471 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13472 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13473 end_inlining hooks.
13474 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13475 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13476 lhd_tree_inlining_end_inlining): Remove prototypes.
13477 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13478 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13479 LANG_HOOKS_TREE_INLINING_START_INLINING,
13480 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13482 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13485 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13488 * config/avr/predicates.md (io_address_operand): Delete predicate.
13489 (low_io_address_operand): Don't use 'mode' argument.
13490 (higth_io_address_operand): Rename ...
13491 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13492 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13495 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13497 Revert change removing staticp.
13499 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13502 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13505 2007-04-07 Bruce Korb <bkorb@gnu.org>
13507 * c.opt: Add -Wformat-contains-nul.
13508 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13510 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13511 the NUL byte warning.
13513 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13515 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13517 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13519 * tree.c (staticp): No longer use staticp langhook.
13520 * langhooks.c (lhd_staticp): Removed.
13521 * langhooks.h (struct lang_hooks): Remove staticp.
13522 * c-common.c (c_staticp): Remove.
13523 * c-common.h (c_staticp): Ditto.
13524 * langhooks-defs.h (lhd_staticp): Ditto.
13525 (LHD_HOOKS_STATICP): Ditto
13526 * tree.h (gcc_assert_lowered): New macro.
13528 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13530 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13531 argument "reliable".
13532 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13533 Add argument "reliable". Propagate it through calls.
13534 (infer_loop_bounds_from_undefined): Derive number of iterations
13535 estimates from references in blocks that do not dominate loop latch.
13536 (gcov_type_to_double_int): New function.
13537 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13538 and expected_loop_iterations_unbounded.
13539 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13540 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13541 * tree-data-ref.c (estimated_loop_iterations): Export.
13542 (get_references_in_stmt): Fix -- do not return addresses of local
13544 * cfgloop.h (expected_loop_iterations_unbounded,
13545 estimated_loop_iterations): Declare.
13547 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13549 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13551 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13553 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13554 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13555 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13556 Use output_387_reg_move().
13557 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13558 expander using X87MODEF12 mode macro.
13559 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13560 choosing register preferences. Use output_387_reg_move().
13561 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13562 instead of "x". Use output_387_reg_move().
13563 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13564 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13565 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13566 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13567 Use output_387_reg_move().
13568 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13570 (*truncxf?f_i387 splitter): Ditto.
13572 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13574 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13575 LANG_HOOKS_SAFE_FROM_P.
13576 * expr.c (safe_from_p): Remove langhook call.
13577 * langhooks.h (lang_hooks): Remove safe_from_p.
13578 (lhd_safe_from_p): Remove prototype.
13579 * langhooks.c (lhd_safe_from_p): Remove.
13581 2007-04-06 Jan Hubicka <jh@suse.cz>
13583 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13586 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13588 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13589 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13590 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13591 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13593 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13594 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13596 2007-04-05 Richard Henderson <rth@redhat.com>
13598 * config/alpha/alpha.c (print_operand) [+]: Remove.
13599 (alpha_end_function): Print nop if call at end of function.
13600 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13601 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13602 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13603 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13604 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13605 the call pattern. Update peepholes to match.
13607 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13609 * doc/extend.texi (Other Builtins): Add decimal float variants
13611 * builtins.def: Ditto.
13612 * builtins.c (expand_builtin): Ditto.
13614 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13615 H.J. Lu <hongjiu.lu@intel.com>
13618 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13619 of V8HImode when calling ix86_binary_operator_ok.
13620 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13621 (sdot_prodv8hi): Operands 1 and 2 must be register.
13623 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13625 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13626 initialize align to silence bogus warning.
13628 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13630 PR middle-end/22156
13631 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13633 (struct sra_walk_fns): Remove use_all parameter from use.
13634 (sra_hash_tree): Handle BIT_FIELD_REFs.
13635 (sra_elt_hash): Don't hash bitfld blocks.
13636 (sra_elt_eq): Skip them in parent compares as well. Handle
13638 (sra_walk_expr): Don't maintain or pass down use_all_p.
13639 (scan_use): Remove use_all parameter.
13640 (scalarize_use): Likewise. Re-expand assignment to
13641 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13642 output, and re-scalarize after output. Don't mark anything
13644 (scalarize_ldst): Adjust.
13645 (scalarize_walk_gimple_modify_statement): Likewise.
13646 (build_element_name_1): Handle BIT_FIELD_REFs.
13647 (instantiate_element): Don't warn for any element whose parent
13648 is used as a whole.
13649 (instantiate_missing_elements_1): Return the sra_elt.
13650 (canon_type_for_field): New.
13651 (try_instantiate_multiple_fields): New.
13652 (instantiate_missing_elemnts): Use them.
13653 (mark_no_warning): Removed.
13654 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13655 (REPLDUP, sra_build_elt_assignment): New.
13656 (generate_copy_inout): Use them.
13657 (generate_element_copy): Likewise. Handle bitfld differences.
13658 (generate_element_zero): Don't recurse for blocks. Use
13659 sra_build_elt_assignment.
13660 (generate_one_element_int): Take elt instead of var. Use
13661 sra_build_elt_assignment.
13662 (generate_element_init_1): Adjust.
13663 (scalarize_use, scalarize_copy): Use REPLDUP.
13664 (scalarize_ldst): Move assert before dereference.
13665 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13667 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13669 * regmove.c: Fix unused variable warnings due to previous commit.
13671 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13673 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13674 (regmove_bb_head): Remove.
13675 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13676 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13677 problems with fixup_match_1.
13678 Don't initialize/free regmove_bb_head.
13680 (reg_is_remote_constant_p): If an insn is in the same basic block
13681 but not before INSN, consider it remote, too.
13683 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13686 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13687 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13689 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13691 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13692 (CONDITIONAL_REGISTER_USAGE): Likewise.
13694 2007-04-04 Richard Henderson <rth@redhat.com>
13696 * config/alpha/lib1funcs.asm: Remove unused file.
13698 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13701 * opts.c (print_specific_help): Fix --help=<language>
13703 (common_handle_option): Support --help=common.
13705 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13708 * gcc.c (main): Do not run the linker if
13709 print_subprocess_help indicates that it shouldn't be
13712 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13715 * doc/invoke.texi (--help=): Document <languages> value, fix
13716 formatting in tables of values.
13718 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13720 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13721 dllimport attribute of virtual methods.
13723 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13725 * config/score/crti.asm: Change _bss_start to __bss_start.
13726 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13727 (OUTGOING_REG_PARM_STACK_SPACE) update.
13728 * config/score/score.opt: add options to make backend support
13729 score5, score5u, score7 and score7d.
13730 * config/score/score.md: Likewise.
13731 * config/score/misc.md: Likewise.
13732 * config/score/mac.md: Likewise.
13733 * doc/invoke.texi: Likewise.
13734 * doc/md.texi: update constraints define.
13736 2007-04-03 Richard Henderson <rth@redhat.com>
13738 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13739 an appropriate type, use the mode instead.
13741 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13743 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13744 Set the default --with-arch setting to mips2.
13745 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13746 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13747 (MULTILIB_OSDIRNAMES): Delete.
13748 (MULTILIB_DIRNAMES): Define.
13749 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13750 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13751 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13752 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13753 VXWORKS_OS_CPP_BUILTINS.
13754 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13755 (MIPS_DEBUGGING_INFO): Undefine.
13756 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13758 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13760 PR middle-end/30704
13761 * fold-const.c (native_encode_real): Encode real.c provided longs
13762 as a series of 32-bit native integers.
13763 (native_interpret_real): Interpret buffer as a series of 32-bit
13766 2007-04-03 Richard Guenther <rguenther@suse.de>
13768 * genpreds.c (write_insn_constraint_len): Write function
13769 optimized for CONSTRAINT_LEN implementation.
13770 (write_tm_preds_h): Output insn_constraint_len inline and
13771 use it for CONSTRAINT_LEN.
13772 (write_insn_preds_c): Don't output insn_constraint_len.
13773 * doc/md.texi (define_register_constraint): Document multi-letter
13774 constraints shall have the same length if they start with the same
13777 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.md (isinf<mode>2): Expand only when
13781 TARGET_C99_FUNCTIONS is set.
13783 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13785 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13786 (x86_64-*-linux*): Ditto.
13787 * config/i386/i386.opt (mpc): New option.
13788 * config/i386/i386.c (overrride_options): Handle
13789 ix87_precision_string.
13790 * config/i386/crtprec.c: New file.
13791 * config/i386/t-crtpc: Ditto.
13792 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13793 and -mpc80 options.
13794 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13795 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13796 crtprec32.o, crtprec64.o and crtprec80.o.
13798 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13799 and -mpc80 options.
13800 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13802 2007-04-02 Eric Christopher <echristo@apple.com>
13804 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13805 limitations on darwin.
13807 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13810 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13812 2007-04-02 Dave Korn <dave.korn@artimi.com>
13814 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13816 2007-04-02 Dave Korn <dave.korn@artimi.com>
13818 * libgcc2.h (exception_descriptor): Don't forward-declare.
13819 (__get_eh_table_language, __get_eh_table_version): Delete
13820 prototypes of long-dead functions.
13822 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13824 * ebitmap.h: New file
13825 * ebitmap.c: New file
13826 * Makefile.in (ebitmap.o): New target.
13828 2007-04-01 Jan Hubicka <jh@suse.cz>
13830 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13831 before very first instruction.
13833 2007-04-01 Jan Hubicka <jh@suse.cz>
13835 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13836 waring on 64bit hosts.
13837 * bitmap.h: Fix typo in bitmap_head_def.
13839 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13841 PR rtl-optimization/31391
13842 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13843 into a DELETED_LABEL note, and the label is in an empty basic
13844 block, update BB_END as well as BB_HEAD.
13846 2007-04-01 Richard Henderson <rth@redhat.com>
13848 PR tree-optimization/31169
13849 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13850 to varying if the range is outside [0, prec-1].
13852 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13855 * config/mips/mips.md (load_const_gp): New insn.
13856 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13857 the MIPS16 GP pseudo register if no_new_pseudos.
13858 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13860 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13863 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13865 (call_value): Likewise.
13867 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13868 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13871 * doc/invoke.texi: (optimization options): Reword description
13872 of -ffast-math. Document its primary purpose.
13874 2007-03-31 Richard Guenther <rguenther@suse.de>
13876 * omp-low.c (splay-tree.h): Include.
13877 (lookup_decl): Replace splay-tree usage by pointer-map.
13878 (maybe_lookup_decl): Likewise.
13879 (new_omp_context): Likewise.
13880 (delete_omp_context): Likewise.
13881 * gimplify.c (splay-tree.h): Include.
13882 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13884 (remap_ssa_name): Likewise.
13885 (remap_decl): Likewise.
13886 (remap_type_1): Likewise.
13887 (remap_type): Likewise.
13888 (copy_body_r): Likewise.
13889 (expand_call_inline): Likewise.
13890 (clone_body): Likewise.
13891 (copy_tree_r): Likewise.
13892 (remap_save_expr): Likewise.
13893 (unsave_r): Likewise.
13894 (unsave_expr_now): Likewise.
13895 (tree_function_versioning): Likewise.
13896 (build_duplicate_type): Likewise.
13897 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13898 (struct copy_body_data): Replace splay-tree by pointer-map.
13899 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13900 not $(SPLAY_TREE_H).
13901 (gimplify.o): Depend on $(SPLAY_TREE_H).
13902 (omp-low.p): Likewise.
13904 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13906 * config/avr/predicates.md (even_register_operand,
13907 odd_register_operand): New predicates.
13908 * config/avr/avr.md (movw peephole2): New.
13909 (movw_r peephole2): New.
13911 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13913 * tree.h (get_signed_or_unsigned_type): New.
13914 * fold-const.c (operand_equal_for_comparison_p): Use
13915 get_signed_or_unsigned_type instead of
13916 lang_hooks.types.signed_or_unsigned_type.
13917 * expr.c (store_expr): Ditto.
13918 * langhooks.c (get_signed_or_unsigned_type): New.
13919 (lhd_signed_or_unsigned_type): New.
13920 * langhooks.h (lhd_signed_or_unsigned_type): New.
13921 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13923 2007-03-30 Richard Henderson <rth@redhat.com>
13925 * tree-ssa-loop-ivopts.c: Include target.h.
13926 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13927 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13928 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13929 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13931 2007-03-30 Richard Henderson <rth@redhat.com>
13932 Kai Tietz <kai.tietz@onevision.com>
13934 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13935 default for 64-bit.
13936 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13937 (TARGET_64BIT_MS_ABI): New.
13938 (DBX_REGISTER_NUMBER): Handle 64-bit.
13939 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13940 (LONG_TYPE_SIZE): Force to 32.
13941 (REG_PARM_STACK_SPACE): New.
13942 (OUTGOING_REG_PARM_STACK_SPACE): New.
13943 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13944 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13945 (STACK_BOUNDARY): Use 128 for 64-bit.
13946 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13947 Add 64-bit implementation.
13948 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13950 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13951 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13952 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13953 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13954 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13955 TARGET_64BIT_MS_ABI.
13956 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13957 (ix86_pass_by_reference): Likewise.
13958 (ix86_function_value_regno_p): Likewise.
13959 (ix86_build_builtin_va_list): Likewise.
13960 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13961 (function_arg_advance_ms_64): New.
13962 (function_arg_advance): Call it.
13963 (function_arg_ms_64): New.
13964 (function_arg): Call it.
13965 (function_value_ms_64): New.
13966 (ix86_function_value_1): Call it.
13967 (return_in_memory_ms_64): New.
13968 (ix86_return_in_memory): Call it.
13969 (setup_incoming_varargs_ms_64): New.
13970 (ix86_setup_incoming_varargs): Call it.
13971 (ix86_expand_prologue): Handle 64-bit stack probing.
13972 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13973 (output_pic_addr_const): Likewise.
13974 (x86_this_parameter): Likewise.
13975 (x86_output_mi_thunk): Likewise.
13976 (x86_function_profiler): Likewise.
13977 (TARGET_STRICT_ARGUMENT_NAMING): New.
13978 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13979 (TARGET_64BIT_MS_ABI): New.
13980 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13981 * config/i386/i386.md (allocate_stack_worker): Remove.
13982 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13983 describe the clobber of eax without a match_scratch.
13984 (allocate_stack_worker_postreload): Remove.
13985 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13986 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13987 (allocate_stack_worker_rex64_postreload): Remove.
13988 (allocate_stack): Handle 64-bit.
13989 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13990 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13991 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13992 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13993 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13994 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13995 * config.build (x86_64-*-mingw*): New host.
13996 * config.host (x86_64-*-mingw*): New host.
13997 * config.gcc (x86_64-*-mingw*): New target.
13998 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
14000 2007-03-30 Richard Henderson <rth@redhat.com>
14001 Kai Tietz <kai.tietz@onevision.com>
14003 * c-pragma.c (struct def_pragma_macro_value): New.
14004 (struct def_pragma_macro): New.
14005 (pushed_macro_table): New.
14006 (dpm_hash, dpm_eq): New.
14007 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
14008 (init_pragma): Install them.
14009 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
14011 2007-03-30 Anatoly Sokolov <aesok@post.ru>
14013 * config/avr/avr.c (avr_override_options): Clear
14014 'flag_delete_null_pointer_checks'.
14016 2007-03-30 Paolo Carlini <pcarlini@suse.de>
14019 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
14020 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
14021 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
14022 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
14023 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
14024 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
14025 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
14027 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
14029 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
14031 * regmove.c: Move all of pass_stack_adjustments from here...
14032 * combine-stack-adj.c: ...to this new file.
14033 * Makefile.in: Add rules for combine-stack-adj.o.
14035 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
14037 PR tree-optimization/31383
14038 * tree-data-ref.c (affine_function_equal_p): Do not require the
14039 vectors to have the same length.
14041 2007-03-30 Jan Hubicka <jh@suse.cz>
14043 PR middle-end/30700
14044 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
14045 availablility; add more sanity checking; ask varpool only about
14048 2007-03-29 Richard Henderson <rth@redhat.com>
14050 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
14051 to decide, but __SIZEOF_LONG_LONG__.
14053 2007-03-29 Richard Henderson <rth@redhat.com>
14055 * emutls.c (struct __emutls_array): New.
14056 (emutls_destroy): Use it instead of casting element 0 from void*.
14057 (__emutls_get_address): Likewise.
14059 2007-03-29 Richard Henderson <rth@redhat.com>
14061 * varasm.c (initializer_constant_valid_p): Don't deny
14062 DECL_DLLIMPORT_P on functions.
14064 * config/i386/cygming.h: Remove function declarations.
14065 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
14066 (ASM_OUTPUT_LABELREF): Remove.
14067 (COMMON_ASM_OP): Remove.
14068 (ASM_OUTPUT_COMMON): Remove.
14069 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
14070 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
14071 (ASM_DECLARE_FUNCTION_NAME): Likewise.
14072 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
14073 Rename from TARGET_ENCODE_SECTION_INFO.
14074 * config/i386/netware.h: Likewise.
14075 * config/i386/i386-protos.h: Update.
14076 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
14077 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
14078 (legitimate_constant_p): Reject dllimports.
14079 (dllimport_map, get_dllimport_decl): New.
14080 (legitimize_dllimport_symbol): New.
14081 (legitimize_address, ix86_expand_move): Use it.
14082 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
14083 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
14084 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
14085 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
14086 * config/i386/predicates.md (constant_call_address_operand): Only
14087 accept symbols; reject dllimport_p symbols.
14088 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
14089 i386_pe_maybe_record_exported_symbol.
14090 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
14091 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
14092 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
14093 trust the setting of DECL_DLLIMPORT_P.
14094 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
14095 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
14096 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
14097 tidy the argument scanning loop.
14098 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
14099 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
14100 (i386_pe_strip_name_encoding): Remove.
14101 (i386_pe_binds_local_p): New.
14102 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
14103 (i386_pe_output_labelref): Remove.
14104 (i386_pe_asm_output_aligned_decl_common): New.
14105 (i386_pe_maybe_record_exported_symbol): Rename from
14106 i386_pe_record_exported_symbol; check for dllexported symbols.
14108 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
14110 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
14111 add comment explaining why vsnprintf cannot be used.
14113 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
14115 PR tree-optimization/30666
14116 * tree.c (build_complex_type): When creating type names for DWARF2
14117 debug info, create TYPE_DECLs for TYPE_NAME instead of
14119 (build_common_tree_nodes_2): Use build_complex_type when building
14120 predefined complex types, to preserve canonical types.
14122 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
14124 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
14125 (noce_get_alt_condition): Look at it to determine whether to
14126 reverse the condition or not.
14127 (noce_get_condition): Substitute the truth for lies.
14128 (noce_find_if_block): Set the then_else_reversed field.
14130 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
14132 * config/fr30/fr30.md (movdi): Do not accept immediates as the
14133 destination of this insn.
14134 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
14135 than calling gen_rtx_SET directly. Use r0 to hold the value of
14136 'address + 4' rather than a stack based temporary which can be
14137 mis-optimized away.
14139 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14141 * config/s390/s390.c (s390_secondary_input_reload_class,
14142 s390_secondary_output_reload_class): Functions removed.
14143 (s390_secondary_reload): New function.
14144 (TARGET_SECONDARY_RELOAD): Target macro defined.
14145 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
14146 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14147 * config/s390/s390.md ("reload_outti", "reload_outdi",
14148 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14149 "reload_out<mode>"): Expanders removed.
14150 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14151 "reload<mode>_nonoffmem_out"): Expanders added.
14153 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14155 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14156 action if SRC->DEST replacement failed anyway.
14158 2007-03-28 Mike Stump <mrs@apple.com>
14160 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14161 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14162 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14164 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14166 * config.gcc: Accept barcelona as a variant of amdfam10.
14167 * config/i386/i386.c (override_options): Likewise.
14168 * doc/invoke.texi: Likewise.
14170 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14172 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14173 offsets for BIT_FIELD_REF and COMPONENT_REF.
14175 2007-03-28 Richard Guenther <rguenther@suse.de>
14177 * tree.c (is_global_var): Move ...
14178 * tree-flow-inline.h (is_global_var): ... here.
14179 * tree.h (is_global_var): Remove declaration.
14181 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14185 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14186 * config/i386/i386.c (ix86_tune_features): Initialize new
14188 * config/i386/predicates.md (promotable_binary_operator): Use
14189 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14191 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14194 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14196 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14198 * config/fr30/fr30.md (movsi_internal): Change destination
14199 constraint from m to V and add m to the end.
14201 2007-03-28 Christian Bruel <christian.bruel@st.com>
14203 * config/sh/sh.md (movsi_i): Fix type attribute.
14205 2007-03-28 Christian Bruel <christian.bruel@st.com>
14207 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14208 (movsf_ie): Likewise.
14210 2007-03-28 Christian Bruel <christian.bruel@st.com>
14212 * config.gcc: Add sh4-300 to multilib.
14213 * config/sh/t-mlib-sh4-300: New file.
14215 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14217 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14218 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14219 fix_trunc<mode>di2.
14220 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14221 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14222 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14223 "fixuns_trunctddi2"): Whitespace fix.
14225 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14227 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14228 the definition of struct sh_args.
14229 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14230 CALL_COOKIE_INT_REG_GET): Likewise.
14232 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14234 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14235 transformations are applied successfully.
14237 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14239 * tree.c (tree_contains_struct): Permit 512 tree codes.
14240 * tree.h (tree_contains_struct): Ditto.
14241 (MAX_TREE_CODES): Ditto.
14242 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14243 SPARE member to store remaining padding bits.
14245 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14247 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14250 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14252 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14253 * configure: Regenerate.
14255 * configure: Regenerate using the correct version of autoconf.
14257 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14259 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14261 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14262 regs to "__SP_L__" and "__SP_H__".
14264 2007-03-27 Richard Guenther <rguenther@suse.de>
14266 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14267 computations with it with a HOST_WIDE_INT variable.
14269 2007-03-26 Mike Stump <mrs@apple.com>
14271 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14272 objective-c-header, objective-c++-header and objc++-cpp-output
14274 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14276 2007-03-26 Richard Henderson <rth@redhat.com>
14279 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14280 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14281 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14282 IX86_BUILTIN_PSRLQ128): New.
14283 (ix86_init_mmx_sse_builtins): Add them.
14284 (ix86_expand_builtin): Expand them.
14285 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14286 operand 2 be TImode.
14287 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14288 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14289 _mm_srli_epi64): Mark __B const.
14290 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14291 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14292 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14293 new two-vector shift builtins.
14295 2007-03-26 Ian Lance Taylor <iant@google.com>
14297 PR tree-optimization/31345
14298 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14299 [+INF, +INF(OVF)] into VARYING.
14301 2007-03-26 Zack Weinberg <zackw@panix.com>
14303 * gengtype-parse.c: New file.
14304 * gengtype-yacc.y: Delete.
14305 * gengtype-lex.l: Don't include gengtype-yacc.h.
14306 Define YY_DECL and yyterminate appropriately for recursive
14307 descent parser. yylval is now a string out-parameter to yylex.
14308 (HWS, EOID): New shorthand.
14309 (IWORD): Add a couple more types.
14310 (yylex): Add a setup stanza. Remove the complex rules for
14311 detecting GTY'ed types and typedefs; replace with simple
14312 keyword detectors. Adjust everything for the changed
14313 definition of yylval. Ignore all pp-directives, not just #define.
14315 (parse_file): Rename yybegin; do not call yyparse.
14317 * gengtype.c (xasprintf): Export again.
14318 (this_file): New. Use everywhere __FILE__ was being used.
14319 (get_lang_bitmap): Special case types defined in gengtype.c.
14320 (do_typedef, new_structure): Suppress definition of certain types.
14321 (new_structure): Improve diagnostics of duplicate definitions.
14322 Make sure location_s is associated with input.h.
14323 (nreverse_pairs, define_location_structures): New functions.
14324 (main): Improve tagging of kludge types. Remove old kludges
14325 for input.h types; use define_location_structures.
14326 * gengtype.h: Update prototypes. Define token codes here.
14327 * Makefile.in: Remove all references to gengtype-yacc.
14328 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14330 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14331 add GTY((skip)) to the field that's only conditionally there.
14332 * doc/install.texi: Document that Bison is no longer required
14333 unless building treelang.
14335 * gengtype.c: Don't include gtyp-gen.h.
14336 (srcdir): Declare here.
14337 (base_files, lang_dir_names): Allocate dynamically.
14338 (gt_files, num_gt_files, num_lang_dirs): New globals.
14339 (measure_input_list, read_input_line, read_input_list)
14340 (set_lang_bitmap): New functions.
14341 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14342 simplify, relying on read_input_list to set up the bitmaps.
14343 (main): Arguments are no longer unused. Check for correct number
14344 of command line arguments, set srcdir and srcdir_len, then call
14345 read_input_list, before doing anything else. No need to worry
14346 about duplicates in main loop.
14347 * configure.ac: Simplify the calculation of all_gtfiles.
14348 Put language tags in there. Don't set or substitute
14349 all_gtfiles_files_langs or all_gtfiles_files_frags.
14350 * Makefile.in: Revamp the way gengtype is invoked, now that it
14351 takes a file on its command line with a much simpler format.
14352 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14353 (GTFILES): Remove duplicates and C source files.
14354 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14355 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14356 * configure: Regenerate.
14358 * gengtype.h: Remove all type definitions to gengtype.c; leave
14359 only definitions of options_p, type_p, and pair_p as opaque
14360 pointers. Update prototypes.
14361 * gengtype.c: Many type definitions moved here from gengtype.h.
14362 Consolidate type definitions at the top of the file.
14363 (xvasprintf): Delete.
14364 (xasprintf): Make static.
14365 (create_nested_pointer_option): Add 'next' parameter.
14366 (create_field_all, create_field_at): New functions.
14367 (create_field): Now a thin wrapper around create_field_all.
14368 (create_optional_field): Rename create_optional_field_ and add
14369 line argument. Original name is now a macro which supplies
14371 (oprintf): Use vsnprintf directly.
14372 (close_output_files): Use fatal rather than perror/exit.
14373 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14374 (main): Set progname. Don't use exit.
14375 * gengtype-yacc.y (struct_fields): Use create_field_at.
14376 (option, optionseqopt): Delete.
14377 (optionseq): Consolidate productions from option here so we
14378 can use the first argument to create_option.
14380 * gengtype-lex.l: Distinguish unions from structures in the
14381 token type. Don't call find_structure; return the tag as a string.
14382 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14383 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14384 string. Reorganize typedef_struct production accordingly.
14385 Use create_nested_ptr_option.
14386 * gengtype.c (create_nested_ptr_option): New function.
14387 * gengtype.h: Declare it.
14389 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14390 (string_type): Don't declare.
14391 (do_scalar_typedef): Declare.
14392 (create_scalar_type): Update prototype.
14393 * gengtype.c (string_type): Make static.
14394 (scalar_nonchar, scalar_char): New.
14395 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14396 (resolve_typedef): Use scalar_nonchar for error recovery.
14397 (create_scalar_type): Remove name_len field. Return scalar_char
14398 or scalar_nonchar as appropriate.
14399 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14400 to use string_type.
14401 (throughout): Use scalar_nonchar instead of calling
14402 create_scalar_type, whenever possible.
14403 (main): Initialize scalar_char and scalar_nonchar before calling
14405 * gengtype-lex.l: Adjust for removal of second argument to
14406 create_scalar_type. Use yylval.s instead of yylval.t when
14408 * gengtype-yacc.y: Type of SCALAR is string. Call
14409 create_scalar_type from type:SCALAR rule. Adjust for removal of
14410 second argument to create_scalar_type.
14412 * vec.h: Remove all #if IN_GENGTYPE blocks.
14413 Add comment saying that changes may require adjustments to gengtype.
14414 * gengtype.c: Don't include coretypes.h or tm.h.
14415 Add comment to inclusion of errors.h.
14416 (note_def_vec, note_def_vec_alloc): New functions.
14417 * gengtype.h: Declare new functions.
14418 * gengtype-lex.l: Don't include coretypes.h.
14419 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14421 (update_lineno): Remove unnecessary prototype.
14422 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14423 (VEC rule): Just return VEC_TOKEN.
14424 * gengtype-yacc.y (VEC_TOKEN): New token type.
14425 (type): Add a production for VEC(a,b).
14426 * Makefile.in: Update dependencies.
14428 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14429 typedefs that use the old PARAMS macro.
14431 * gengtype-lex.l: Remove all rules and states relating to yacc
14433 * gengtype-yacc.y: Similarly.
14434 * gengtype.c (note_yacc_type): Delete function.
14435 * gengtype.h: Update prototypes.
14437 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14439 * tree-pretty-print.c (dump_generic_node): Report precision of
14440 unnamed integer types.
14442 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14444 * ifcvt.c (noce_try_store_flag_constants): Don't check
14445 no_new_pseudos here.
14446 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14447 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14448 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14449 noce_try_sign_mask): Likewise.
14450 (if_convert): Check no_new_pseudos here.
14452 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14454 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14455 (noce_get_condition): Handle new then_else_reversed argument.
14456 (noce_init_if_info): Remove, fold into noce_find_if_block.
14457 (noce_process_if_block): Take a struct noce_if_info as the
14458 argument. Don't set up one based on ce_if_info. Update pointer
14459 references accordingly.
14460 (cond_move_process_if_block): Likewise.
14461 (process_if_block): Removed.
14462 (find_if_block): Removed. Move functionality two new functions,
14463 noce_find_if_block and cond_exec_find_if_block.
14464 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14465 blocks and the symmetric IF-ELSE-JOIN case.
14466 (cond_exec_find_if_block): Also new function mostly based on old
14467 find_if_block and process_if_block.
14468 (find_if_header): Replace find_if_block call with separately
14469 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14470 (find_cond_trap): Update noce_get_condition call.
14471 (dead_or_predicable): Likewise.
14473 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14475 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14477 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14478 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14479 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14480 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14481 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14482 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14483 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14484 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14485 __builtin_ia32_psrad128 builtins.
14487 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14489 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14490 * config/i386/constraints.md
14491 (define_constraint "I"): Use IN_RANGE macro.
14492 (define_constraint "J"): Ditto.
14493 (define_constraint "K"): Ditto.
14494 (define_constraint "M"): Ditto.
14495 (define_constraint "N"): Ditto.
14496 (define_constraint "O"): Ditto.
14497 * config/i386/predicates.md
14498 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14499 (define_predicate "const_0_to_3_operand"): Ditto.
14500 (define_predicate "const_0_to_7_operand"): Ditto.
14501 (define_predicate "const_0_to_15_operand"): Ditto.
14502 (define_predicate "const_0_to_63_operand"): Ditto.
14503 (define_predicate "const_0_to_255_operand"): Ditto.
14504 (define_predicate "const_1_to_31_operand"): Ditto.
14505 (define_predicate "const_2_to_3_operand"): Ditto.
14506 (define_predicate "const_4_to_7_operand"): Ditto.
14508 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14510 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14511 in SImode for save_world.
14512 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14515 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14517 PR tree-optimization/30784
14518 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14521 2007-03-25 Revital Eres <eres@il.ibm.com>
14523 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14524 Fold movement_possibility function into it.
14526 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14528 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14529 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14530 (call_indirect_nonlocal_darwin64): Same.
14531 (call_nonlocal_darwin64): Same.
14532 (call_value_indirect_nonlocal_darwin64): Same.
14533 (call_value_nonlocal_darwin64): Same.
14534 (sibcall_nonlocal_darwin64): Same.
14535 (sibcall_value_nonlocal_darwin64): Same.
14536 (sibcall_symbolic_64): Same.
14537 (sibcall_value_symbolic_64): Same.
14538 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14540 (rs6000_emit_load_toc_table): Same.
14541 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14542 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14544 (divss_call): Same.
14545 (divus_call): Same.
14546 (quoss_call): Same.
14547 (quous_call): Same.
14548 (load_toc_v4_pic_si): Same
14549 (load_toc_v4_PIC_1): Same.
14550 (load_toc_v4_PIC_1b): Same.
14551 (call_indirect_aix{32,64}): Same.
14552 (call_value_indirect_aix{32,64}): Same.
14554 (call_value): Same.
14555 (call_local{32,64}): Same.
14556 (call_value_local{32,64}): Same.
14557 (call_indirect_nonlocal_aix{32,64}): Same.
14558 (call_nonlocal_aix{32,64}): Same.
14559 (call_value_indirect_nonlocal_aix{32,64}): Same.
14560 (call_value_nonlocal_aix{32,64}): Same.
14561 (call_indirect_nonlocal_sysv<mode>): Same.
14562 (call_nonlocal_sysv<mode>): Same.
14563 (call_value_indirect_nonlocal_sysv<mode>): Same.
14564 (call_value_nonlocal_sysv<mode>): Same.
14566 (sibcall_local{32,64}): Same.
14567 (sibcall_value_local{32,64}): Same.
14568 (sibcall_nonlocal_aix{32,64}): Same.
14569 (sibcall_value_nonlocal_aix{32,64}): Same.
14570 (sibcall_nonlocal_sysv<mode>): Same.
14571 (sibcall_value): Same.
14572 (sibcall_value_nonlocal_sysv<mode>): Same.
14574 2007-03-24 Paul Brook <paul@codesourcery.com>
14576 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14577 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14579 2007-03-24 Richard Henderson <rth@redhat.com>
14581 * config/ia64/constraints.md: New file.
14582 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14583 satisfies_constraint_?.
14584 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14585 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14586 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14587 ia64_output_mi_thunk): Likewise.
14588 (ia64_const_ok_for_letter_p): Remove.
14589 (ia64_const_double_ok_for_letter_p): Remove.
14590 (ia64_extra_constraint): Remove.
14591 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14592 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14593 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14594 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14595 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14596 EXTRA_MEMORY_CONSTRAINT): Remove.
14597 * config/ia64/ia64.md: Include constriants.md. Replace
14598 CONST_OK_FOR_? with satisfies_constraint_?.
14600 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14601 H.J. Lu <hongjiu.lu@intel.com>
14603 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14605 (name macros): Use DPD_BID_NAME to convert names properly.
14607 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14608 decimal floating point format.
14609 (init_floating_libfuncs): Change decimal functions so that they
14610 have a "bid_" prefix if the decimal system uses the BID format,
14611 and "dpd_" prefix if the decimal system uses the DPD format.
14612 (init_interclass_conv_libfuncs): Ditto.
14613 (init_intraclass_conv_libfuncs): Ditto.
14615 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14616 using the BID format.
14618 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14619 whether we are using the BID decimal format.
14620 * configure: Regenerate.
14622 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14623 the compiler has decimal floating point enabled. Define
14624 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14627 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14628 using the BID format.
14630 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14631 whether we are using the BID decimal format.
14632 * configure: Regenerate.
14634 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14635 the compiler has decimal floating point enabled. Define
14636 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14639 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14640 options, and that it is enabled for i386/x86_64 systems.
14642 * Makefile.in (enable_decimal_float): New.
14644 (DECNUMINC): Add -I$(DECNUMFMT).
14645 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14646 to $(DECNUMFMT) from $(DECNUM).
14648 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14649 Substitute enable_decimal_float.
14650 * configure: Regenerated.
14653 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14656 * configure.ac: Enable decimal float for x86_64-*-linux*.
14657 * configure: Regenerated.
14660 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14661 decimal128ClearSign to flip and clear the sign bit in decimal128.
14662 (decimal_real_maxval): Set decimal128SetSign to set the sign
14665 2007-03-23 Ian Lance Taylor <iant@google.com>
14667 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14669 2007-03-23 Ian Lance Taylor <iant@google.com>
14671 * tree-dump.c (dump_files): Correct comment.
14673 2007-03-23 Ian Lance Taylor <iant@google.com>
14675 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14677 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14679 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14680 in cfglayout mode. Don't go into and out of cfglayout mode.
14681 Link the blocks in the order of the constructed traces.
14682 (rest_of_handle_tracer): Adjust call to tracer.
14683 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14684 Don't go into cfglayout mode.
14685 (rtl_loop_done): Don't go out of cfglayout mode.
14686 * cfglayout.c (relink_block_chain): New function, split out from...
14687 (fixup_reorder_chain): ...here. Remove redundant checking.
14688 (cfg_layout_finalize): Don't clear the header, footer, and aux
14689 fields here, move the code to do so to relink_block_chain. Likewise
14690 for free_original_copy_tables.
14691 * rtl.h (tracer): Update prototype.
14692 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14693 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14694 mode. Use relink_block_chain to serialize the CFG according to the
14695 new basic block order. Move targetm.cannot_modify_jumps_p check from
14697 (gate_handle_reorder_blocks): ...to here.
14698 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14700 (gate_duplicate_computed_gotos): ...to here.
14701 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14702 something always changes when going into and out of cfglayout mode.
14703 Perform an expensive cfg cleanup while going into cfglayout mode.
14704 Always update liveness information on HAVE_conditional_execution
14705 targets. Reserialize the basic blocks and go out of cfglayout mode.
14706 * reg-stack.c: Include cfglayout.h.
14707 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14708 the call to reorder_basic_blocks.
14709 * basic-block.h (reorder_basic_blocks): Update prototype.
14710 (relink_block_chain): New prototype.
14711 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14713 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14715 * config/mips/mips.md (type, hazard, *movdi_32bit,
14716 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14717 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14718 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14719 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14720 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14722 (movcc): Change first xfer to multi.
14723 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14724 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14725 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14726 config/mips/generic.md: Change reservations using "xfer" to use
14728 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14729 using match_operand.
14730 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14731 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14733 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14735 2007-03-22 Richard Henderson <rth@redhat.com>
14737 * config/i386/i386.c: Remove unnecessary function declarations.
14738 Move targetm definition, and all related macros, to the end of
14739 the file. Resort some functions to put definitions before uses.
14740 (ix86_attribute_table): Make static. Move to end of file.
14741 (ix86_gimplify_va_arg): Make static.
14743 2007-03-22 Richard Henderson <rth@redhat.com>
14745 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14746 don't increase local_regparm with force_align_arg_pointer check.
14747 (ix86_function_sseregparm): Assert 32-bit.
14748 (type_has_variadic_args_p): New.
14749 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14750 type_has_variadic_args_p.
14751 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14752 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14753 use memset instead. Do maybe_vaarg check first; skip attribute
14754 tests if true; skip attribute tests for 64-bit.
14755 (construct_container): Remove TARGET_DEBUG_ARG.
14756 (function_arg_advance_32, function_arg_advance_64): Split out ...
14757 (function_arg_advance): ... from here.
14758 (function_arg_32, function_arg_64): Split out ...
14759 (function_arg): ... from here.
14760 (ix86_pass_by_reference): Tidy.
14761 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14762 (function_value_32): New, from parts of ix86_function_value
14763 and ix86_value_regno.
14764 (function_value_64): New, from parts of ix86_function_value
14765 and ix86_libcall_value.
14766 (ix86_function_value_1): New.
14767 (ix86_function_value, ix86_libcall_value): Use it.
14768 (return_in_memory_32, return_in_memory_64): Split out ...
14769 (ix86_return_in_memory): ... from here.
14770 (ix86_struct_value_rtx): Skip for 64-bit.
14771 (ix86_libcall_value, ix86_value_regno): Remove.
14772 (setup_incoming_varargs_64): Split out ...
14773 (ix86_setup_incoming_varargs): ... from here.
14774 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14775 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14776 * config/i386/i386-protos.h (ix86_function_value): Remove.
14777 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14779 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14782 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14783 infinities not supported, otherwise emit warning if -Woverflow. On
14784 underflow, emit warning if -Woverflow.
14785 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14787 * real.h (real_from_string): Update declaration
14789 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14790 Richard Henderson <rth@redhat.com>
14792 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14793 * calls.c (compute_argument_block_size, expand_call,
14794 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14795 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14796 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14797 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14798 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14799 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14800 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14801 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14804 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14806 * c-incpath.c (add_sysroot_to_chain): New.
14807 (merge_include_chains): Add sysroot argument. Call
14808 add_sysroot_to_chain if sysrooted.
14809 (register_include_chains): Update call to merge_include_chains.
14810 * doc/cppopts.texi: Document use of '=' in include directory
14813 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14816 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14817 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14818 insn pattern using X87MODEF12 mode macro.
14820 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14822 * regmove.c (regmove_optimize): Use reg_mentioned_p
14823 instead of reg_overlap_mentioned_p for DST.
14825 2007-03-21 Mike Stump <mrs@apple.com>
14827 * c.opt: Fixup for Objective-C/C++.
14829 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14831 * explow.c (convert_memory_address): Fold memory reference when
14832 POINTERS_EXTEND_UNSIGNED < 0
14834 2007-03-21 Richard Henderson <rth@redhat.com>
14837 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14838 * config/i386/mmintrin.h (__m64): Likewise.
14839 * config/i386/xmmintrin.h (__m128): Likewise.
14841 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14843 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14844 (VXWORKS_OS_CPP_BUILTINS): Define.
14845 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14846 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14848 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14850 * rtl.h (constant_pool_reference_p): Delete.
14851 (find_constant_src): Declare.
14852 * rtlanal.c (find_constant_src): New function.
14853 * simplify-rtx.c (constant_pool_reference_p): Delete.
14854 * config/i386/i386.md: Use find_constant_src instead of
14855 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14857 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14859 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14860 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14862 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14864 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14865 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14866 (arm_elf_asm_constructor): Use it.
14867 (arm_elf_asm_destructor): New function.
14869 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14871 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14873 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14875 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14877 2007-03-19 Andrew Haley <aph@redhat.com>
14879 PR tree-optimization/31264
14880 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14881 VIEW_CONVERT_EXPRs.
14883 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14885 PR rtl-optimization/30907
14886 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14887 (fwprop_init): Always call loop_optimizer_initialize.
14888 (fwprop_done): Always call loop_optimizer_finalize.
14889 (fwprop): We always have loop info now.
14890 (gate_fwprop_addr): Remove.
14891 (pass_fwprop_addr): Use gate_fwprop as gate.
14893 PR rtl-optimization/30841
14894 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14895 df_chain_alloc): Call df_reorganize_refs unconditionally.
14896 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14897 refs_organized to refs_organized_size.
14898 (df_ref_create_structure): Use refs_organized_size instead of
14899 bitmap_size if refs had been organized, and keep refs_organized_size
14901 * df.h (struct df_ref_info): Change refs_organized to
14902 refs_organized_size.
14903 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14906 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14908 * except.c (output_function_exception_table): Do not reference the
14909 EH personality routine for functions that do not require an
14912 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14915 * c-typeck.c (convert_for_assignment): Call comptypes for
14916 RECORD_TYPE or UNION_TYPE.
14918 PR inline-asm/30505
14919 * reload1.c (reload): Do invalid ASM checking after
14920 cleanup_subreg_operands.
14922 2007-03-19 Jeff Law <law@redhat.com>
14924 * tree-cfg.c (find_taken_edge): Tighten conditions for
14925 optimizing computed gotos.
14927 2007-03-19 Michael Matz <matz@suse.de>
14929 * builtins.c (expand_builtin_sync_operation,
14930 expand_builtin_compare_and_swap,
14931 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14934 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14935 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14938 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14940 * doc/tm.texi: Add brackets around the return type of
14941 TARGET_SECONDARY_RELOAD.
14943 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14944 Richard Guenther <rguenther@suse.de>
14946 PR tree-optimization/31254
14947 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14948 Use handled_component_p () where appropriate. Continue
14949 propagating into the rhs if we propagated into an INDIRECT_REF
14952 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14954 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14955 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14956 (xde, xdee): Mode attributes adjusted to support DFP modes.
14957 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14958 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14959 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14960 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14961 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14962 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14963 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14965 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14966 "movsf"): Insn definitions removed.
14967 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14968 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14969 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14971 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14972 "reload_in<mode>", "reload_out<mode>"): Expander added.
14973 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14976 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14978 * config/s390/s390.md: Only non-functional changes. Renamed
14979 FPR mode macro to BFP all over the file.
14981 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14983 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14984 (op_type attribute): RRF instruction type added.
14985 (fT0): New mode attribute.
14986 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14987 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14988 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14989 instruction no secondary memory is needed when moving DFmode values
14990 between GPRs and FPRs.
14992 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14994 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14995 inverted and documentation adjusted.
14996 ("mhard-dfp", "msoft-dfp"): New options.
14997 * config/s390/s390.c (s390_handle_arch_option): New architecture
14999 (override_options): Sanity checks for the new options added.
15000 * config.gcc: New architecture switch: z9-ec.
15001 * config/s390/s390.h (processor_flags): PF_DFP added.
15002 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
15003 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
15004 when the bit is NOT set so remove it from the defaults.
15006 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
15008 * genemit.c (main): Print include statement for dfp.h.
15009 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
15012 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15014 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
15016 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
15019 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
15020 instead of PATTERN.
15022 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15024 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
15025 attr_length_call, output_call, output_indirect_call): Cleanup
15026 formatting of targetm calls.
15028 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
15030 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
15032 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15034 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
15035 reservation, bypass and anti-bypass descriptions for these
15036 instructions. Update move patterns.
15037 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
15040 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
15042 * tree-vect-transform.c (get_initial_def_for_induction): Replace
15043 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
15044 (get_initial_def_for_reduction): Likewise.
15046 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
15048 Fix PR tree-optimization/29922
15049 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
15050 (get_representative): Removed.
15051 (value_dies_in_block_x): Update for rvuse removal.
15052 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
15053 (compute_antic_aux): Handle when PHI nodes appear in
15054 non-single-successors.
15055 (dump_bitmap_of_names): Removed.
15056 (compute_antic_safe): Renamed and removed rvuse calculation.
15057 Calculate only antic safe.
15058 (insert_into_preds_of_block): Remove assert.
15059 (execute_pre): Update for renamed functions.
15060 (defer_or_phi_translate_block): New function.
15062 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15064 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
15065 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
15067 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
15068 Follow spelling conventions.
15070 * tree-data-ref.h: Remove the prototype for analyze_array.
15072 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
15074 PR tree-optimization/31041
15075 * tree-vect-transform.c (get_initial_def_for_induction): Call
15076 force_gimple_operand.
15078 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
15080 * ipa-type-escape.c (look_for_casts) : Revert code to use
15081 handled_component_p due to ada test a-numaux.adb.
15083 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
15085 * final.c (final_scan_insn): Alter the condition of a
15086 conditional trap if we have nonstandard CC.
15088 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15090 * configure.ac: Remove excess quoting from asm line 0 test.
15091 * configure: Rebuilt.
15093 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15095 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
15096 * c-common.c (convert_and_check): Move warning logic to...
15097 (warnings_for_convert_and_check): ...here. Define.
15098 * c-common.h (warnings_for_convert_and_check): Declare.
15100 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15102 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
15103 (output_call): Likewise.
15105 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15107 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
15109 2007-03-16 Richard Sandiford <richard@codesourcery.com>
15111 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
15113 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
15115 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
15116 opteron, athlon-64 and athlon-fx processor_alias_table entries.
15118 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
15120 PR tree-optimization/31183
15121 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15122 Use double_int instead of unsigned int for representing access_strides.
15123 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
15125 2007-03-16 Richard Guenther <rguenther@suse.de>
15127 PR tree-optimization/31146
15128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
15129 to allow recursion of forward_propagate_addr_expr.
15130 (forward_propagate_addr_into_variable_array_index): Likewise.
15131 (forward_propagate_addr_expr): Likewise.
15132 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15133 (forward_propagate_addr_expr_1): Recurse on simple copies
15134 instead of propagating into them. Do so for useless conversions
15136 (forward_propagate_addr_expr): Clean up unused statements after
15139 2007-03-16 Richard Guenther <rguenther@suse.de>
15141 * builtins.c (expand_builtin_cexpi): Use the right argument
15142 for the expansion via cexp.
15144 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15146 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15147 * configure: Rebuilt.
15149 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15152 * dwarf2out.c (force_type_die): Adjust comment.
15153 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15155 2007-03-15 DJ Delorie <dj@redhat.com>
15157 * config/frv/predicates.md (minmax_operator): Don't check operands
15160 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15162 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15163 Update constant estimates of number of iterations.
15164 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15165 argument renamed to "realistic".
15166 (compute_estimated_nb_iterations): Removed.
15167 (record_niter_bound): New function.
15168 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15169 call record_nonwrapping_iv with upper = false.
15170 (infer_loop_bounds_from_signedness): Pass upper argument to
15171 record_nonwrapping_iv.
15172 (estimate_numbers_of_iterations_loop): Do not call
15173 compute_estimated_nb_iterations. Record estimate based on profile
15174 information. Initialize the constant estimates of number of
15176 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15178 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15179 number of iterations is too small.
15180 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15181 (EST_NOT_AVAILABLE): Removed.
15182 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15183 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15186 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15188 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15189 Handle NE_EXPR guards.
15191 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15194 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15195 Set also -pedantic-errors by default for the preprocessor unless
15196 -fpermissive is given.
15198 2007-03-15 Richard Guenther <rguenther@suse.de>
15200 PR middle-end/29719
15201 PR middle-end/31161
15202 * builtins.c (expand_builtin_cexpi): As a fallback if we
15203 don't have builtins for sincos or cexp create a function
15204 declaration for cexp and expand to a call to that.
15205 (expand_builtin_int_roundingfn): Always fall
15206 back to floor/ceil and its variants even if they may be
15209 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15211 PR middle-end/31159
15212 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15213 jump tables, move the call to delete_dead_jumptables from here...
15214 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15215 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15216 don't allow merging of blocks that try_redirect_by_replacing_jump
15217 also does not handle when not optimizing.
15219 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15220 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15222 * config/i386/i386.md (x86_sahf_1): Correctly handle
15225 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15228 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15229 x86_64_general_operand as operand[2] predicate. Remove "iF"
15230 from operand constraints and use "e" constraint instead.
15231 (*subti3_1, *subti3_1 splitter): Ditto.
15232 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15233 operand[1] predicate.
15235 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15237 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15238 arrays, multiply the access strides by the size of the sub-array.
15239 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15241 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15243 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15244 the configured assembler supports the sahf mnemonic.
15245 * configure: Regenerate.
15246 * config.in: Regenerate.
15248 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15249 emit "sahf" or ".byte\t0x9e" as asm template.
15251 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15254 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15255 option to replace hard coded TARGET_xxx in md file.
15256 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15257 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15258 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15259 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15260 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15261 (X86_TUNE_NOT_VECTORMODE): Ditto.
15262 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15263 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15264 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15265 (TUNE_SLOW_IMUL_IMM8): Ditto.
15266 (TUNE_MOVE_M1_VIA_OR): Ditto.
15267 (TUNE_NOT_UNPAIRABLE): Ditto.
15268 (TUNE_NOT_VECTORMODE): Ditto.
15270 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15273 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15274 tuning options instead of hard coded TARGET_xxx.
15275 (fix ssemode peephole2's): Ditto.
15276 (imul peephole2's): Ditto.
15278 (movdi_or_rex64): Ditto.
15279 (move peephole2): Ditto.
15280 (not peephole2's): Ditto.
15282 2007-03-14 Dirk Mueller <dmueller@suse.de>
15284 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15285 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15286 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15288 * c-parser.c (c_parser_do_statement): Warn about empty body in
15289 do/while statement.
15290 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15291 * doc/invoke.texi (-Wempty-body): Update documentation.
15293 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15296 * c-common.h (warn_for_div_by_zero): Declare.
15297 * c-common.c (warn_for_div_by_zero): Define.
15298 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15301 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15303 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15304 to PREFIX and STANDARD_PREFIX.
15306 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15307 Phil Edwards <phil@codesourcery.com>
15309 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15310 (__gthread_once_t): Remove busy field for RTPs.
15311 (__GTHREAD_ONCE_INIT): Update accordingly.
15313 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15315 * doc/invoke.texi: Document VxWorks options.
15317 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15319 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15321 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15323 PR tree-optimization/30590
15324 * tree-nrv.c (tree_nrv): Check for the partial update of the
15327 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15329 * flags.h (flag_random_seed): Remove declaration, in favor of...
15330 * toplev.h (get_random_seed, set_random_seed): ... these.
15331 * tree.c (get_file_function_name): Use the former.
15332 * opts.c (common_handle_option): Use the latter.
15335 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15337 PR middle-end/31127
15338 * cse.c (cse_find_path): Do not bail out if a basic block that
15339 we already visited now becomes part of a path that starts at a
15340 different basic block. Just disallow this, to make sure we
15341 visit each basic block at most once.
15343 2007-03-13 Jan Hubicka <jh@suse.cz>
15345 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15346 attributes, when profile esitmate is present, calls with very low
15347 frequency are cold.
15349 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15351 PR tree-optimization/30730
15352 PR tree-optimization/26900
15353 * tree-ssa-loop-niter.c: Include gmp.h.
15354 (bounds): New type.
15355 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15356 split_to_var_and_offset, determine_value_range,
15357 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15358 bound_difference, bounds_add, bounds_negate,
15359 number_of_iterations_ne_max, dump_affine_iv): New functions.
15360 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15361 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15362 difference of initial and final value of control iv to validate
15364 (number_of_iterations_cond): Add loop parameter. Determine bounds
15365 on the difference of the extremes of the control iv. Add dumps.
15366 (expand_simple_operations): Handle phi nodes.
15367 (simplify_using_initial_conditions): Do not record used conditions.
15368 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15369 Do not set additional_info.
15370 (implies_nonnegative_p, implies_ge_p): Removed.
15371 (derive_constant_upper_bound): Do not use parameter `additional'.
15372 (record_estimate): Parameter `additional' removed. Parameter
15373 `i_bound' added. Do not call derive_constant_upper_bound.
15374 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15375 bound the number of iterations estimate.
15376 (estimate_numbers_of_iterations_loop): Pass the estimate from
15377 the number of iterations analysis to record_estimate.
15378 * tree.h (multiple_of_p): Declare.
15379 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15380 (scev_const_prop): Do not check expression_expensive_p.
15381 * fold-const.c (multiple_of_p): Exported.
15382 * double-int.c (double_int_mask): Exported.
15383 * double-int.h (double_int_mask): Declare.
15384 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15385 field. Added max field.
15387 2007-03-13 David Taylor <taylor@candd.org>
15390 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15393 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15396 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15397 two unamed patterns.
15399 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15401 * config/i386/i386.opt (mcx16, msahf): New options.
15402 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15403 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15405 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15406 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15407 Output -mcx16 and -msahf options when corresponding bit is set.
15409 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15410 and -msahf options.
15412 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15414 * configure.ac: Test for assembler tolerance to # 0 "".
15415 * configure, config.in: Rebuilt.
15416 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15418 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15420 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15422 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15423 (handle_syscall): Handle direct system calls.
15424 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15426 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15428 * doc/invoke.texi: Fix cpp.info cross-reference.
15429 * doc/passes.texi: Fix gcc.info cross-reference.
15431 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15433 PR tree-optimization/30835
15434 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15435 bb_for_stmt is not NULL before accessing it.
15437 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15439 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15442 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15445 * doc/install.texi: Document --enable-stage1-languages
15447 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15449 * tree-pass.h (pass_into_cfg_layout_mode,
15450 pass_outof_cfg_layout_mode): Declare.
15451 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15452 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15453 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15454 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15456 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15458 * c-decl.c (warn_variable_length_array): New function.
15459 Refactored from grokdeclarator to handle warn_vla
15460 and handle unnamed array case.
15461 (grokdeclarator): Refactored VLA warning case.
15462 * c.opt (Wvla): New flag.
15463 * doc/invoke.texi (Wvla): New warning.
15465 2007-03-12 Richard Henderson <rth@redhat.com>
15467 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15468 (TARGET_SECTION_TYPE_FLAGS): New.
15470 2007-03-12 Richard Henderson <rth@redhat.com>
15472 * config/darwin.c (machopic_reloc_rw_mask): New.
15473 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15474 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15476 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15478 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15479 * cppdefault.h (cpp_PREFIX): Document.
15480 (cpp_PREFIX_len): Likewise.
15481 (cpp_EXEC_PREFIX): New variable.
15482 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15483 * c-incpath.c (add_standard_paths): Correct logic for relocating
15484 paths within prefix.
15486 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15488 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15489 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15491 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15492 fix_truncdfdi_sse using SSEMODEF mode macro.
15493 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15494 fix_truncdfsi_sse using SSEMODEF mode macro.
15495 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15496 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15498 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15500 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15501 elfos.h to tm_file.
15503 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15505 * tree.h : Add multiple_of_p declaration.
15506 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15507 * ipa-type-escape.c (results_of_malloc): Redundant.
15508 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15509 (cast_type): Extended with new members.
15510 (check_cast): Returns cast_type.
15511 (cast): New structure for data of walk_use_def_chains.
15512 (is_malloc_result, is_cast_from_non_pointer_1,
15513 is_cast_from_non_pointer,
15514 is_array_access_through_pointer_and_index): New functions.
15515 (look_for_casts): Returns cast types.
15516 (check_call): Returns void.
15517 (okay_pointer_operation): Use support of pointer plus index,
15518 pointer plus constant and allow all multiplications.
15520 2007-03-11 Richard Guenther <rguenther@suse.de>
15522 PR tree-optimization/31115
15523 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15524 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15525 A shift count of zero is not special as with *_DIV_EXPR.
15526 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15529 2007-03-11 Ian Lance Taylor <iant@google.com>
15531 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15532 the *_DIV_EXPR codes correctly with overflow infinities.
15534 2007-03-11 Ira Rosen <irar@il.ibm.com>
15536 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15537 indicate success/failure of the analysis. Add negation to subtrahend
15538 in case of subtraction. Fail if both operands contain constants.
15539 (create_data_ref): Fail if analyze_offset fails.
15541 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15543 * config/i386/i386.md (frndintxf2): Rename to ...
15544 (rintxf2): ... this. Remove expander having same name.
15545 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15546 (roundsf2, rounddf2): Ditto.
15547 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15548 (lround<mode>di2, lround<mode>si2): Ditto.
15550 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15552 * lower-subreg.c: Include except.h.
15553 (decompose_multiword_subregs): Verify that the only control flow
15554 insns we can split are loads to multi-words pseudos.
15555 Handle breaking such blocks after splitting, instead of calling
15556 find_many_sub_basic_blocks.
15558 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15559 on the new basic block. Add a lengthy comment explaining why we
15560 thought this was necessary.
15561 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15563 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15566 * tree.c (walk_type_fields): Recurse into the element type of
15567 ARRAY_TYPEs if there is a pointer set.
15569 2007-03-10 Dirk Mueller <dmueller@suse.de>
15571 * c-common.c (warn_logical_operator): Fix condition.
15573 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15575 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15577 * config/darwin.c (machopic_select_section): Remove superfluous
15578 argument in call to categorize_decl_for_section. Remove unused
15581 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15583 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15585 * configure: Regenerate.
15587 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15590 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15591 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15592 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15593 Add LABEL_NUSES to emitted label.
15594 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15595 branch probability value to emitted jump insn.
15596 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15597 Do not check life information and do not re-arrange input operands
15598 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15600 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15602 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15603 the change of decode_asm_operands.
15605 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15607 * mode-switching.c (create_pre_exit): Skip blockage insn.
15609 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15611 * tree-pass.h (TODO_update_smt_usage): Remove.
15613 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15617 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15619 * pa.c (attr_length_call): Revise condition for long
15620 pc-relative branch.
15621 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15622 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15623 sequence on SOM target.
15625 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15627 * gcc.c: Document %{, in big comment at top.
15628 (input_suffix_matches): Remove special handling for .s and
15630 (input_spec_matches): New.
15631 (handle_braces): Handle %{,.
15632 (validate_switches): ',' indicates a value which is not a switch.
15633 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15634 to detect assembler input.
15635 * config/i386/sol2.h (CPP_SPEC): Likewise.
15636 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15637 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15638 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15639 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15640 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15641 -m64 causes deployment target to default to 10.5.
15642 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15644 2007-03-09 Richard Henderson <rth@redhat.com>
15647 * target.h (targetm.asm.out.reloc_rw_mask): New.
15648 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15649 (TARGET_ASM_OUT): Use it.
15650 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15651 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15652 use the new reloc_rw_mask target hook instead.
15653 (default_section_type_flags_1): Merge into...
15654 (default_section_type_flags): ... here.
15655 (decl_readonly_section_1): Merge into...
15656 (decl_readonly_section): ... here.
15657 (default_elf_select_section_1): Merge into...
15658 (default_elf_select_section): ... here.
15659 (default_unique_section_1): Merge into...
15660 (default_unique_section): ... here.
15661 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15662 (default_select_rtx_section): Use it.
15663 (default_elf_select_rtx_section): Likewise.
15664 * output.h: Update to match.
15665 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15666 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15667 (TARGET_ASM_RELOC_RW_MASK): New.
15668 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15669 to categorize_decl_for_section.
15670 (x86_64_elf_unique_section): Likewise.
15671 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15672 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15673 (TARGET_ASM_RELOC_RW_MASK): New.
15674 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15675 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15676 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15677 (TARGET_RWRELOC): Remove.
15678 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15679 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15680 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15681 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15682 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15683 (rs6000_xcoff_select_section): Use decl_readonly_section.
15684 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15685 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15686 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15687 (TARGET_SECTION_TYPE_FLAGS): Remove.
15688 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15690 2007-03-09 Roger Sayle <roger@eyesopen.com>
15692 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15693 complex constant equality/inequality comparisons for here.
15694 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15695 known at compile-time or can be simplified to a scalar comparison.
15696 (fold_relational_const): Move compile-time evaluation of complex
15697 constant equality/inequality comparisons to here.
15699 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15701 PR rtl-optimization/30643
15702 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15704 (fold_rtx): Recurse, like before 2006-11-03.
15706 2007-03-09 DJ Delorie <dj@redhat.com>
15708 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15711 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15713 PR tree-optimization/30375
15714 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15715 LHS of statements is not the same.
15716 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15718 2007-03-09 Chao-ying Fu <fu@mips.com>
15720 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15722 * doc/invoke.texi (-mdspr2): Document new option.
15723 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15724 New unspec for DSP REV 2.
15725 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15726 these instructions are extended in DSP REV 2.
15727 (mips-dspr2.md): Include.
15728 * config/mips/mips.opt (mdspr2): New option.
15729 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15730 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15731 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15732 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15733 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15734 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15735 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15737 (bdesc_map): Add one field of unsupported_target_flags.
15738 (bdesc_arrays): Update entries to have extra fields. Add
15740 (mips_init_builtins): Initialize new function types.
15741 Check unsupported_target_fileds to filter out builtins.
15742 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15744 (ASM_SPEC): Pass mdspr2 to the assembler.
15745 * config/mips/mips-dspr2.md: New file.
15747 2007-03-09 Sa Liu <saliu@de.ibm.com>
15749 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15751 2007-03-09 Ian Lance Taylor <iant@google.com>
15753 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15754 argument) like -Wstrict-overflow=2.
15755 * doc/invoke.texi (Warning Options): Update documentation.
15757 2007-03-09 Dirk Mueller <dmueller@suse.de>
15760 * doc/invoke.texi (-Wlogical-op): Document.
15761 * common.opt (-Wlogical-op): New.
15762 * c-common.h (warn_logical_operator): Declare.
15763 * c-common.c (warn_logical_operator): Define.
15764 * c-typeck.c (parser_build_binary_op): Call
15765 warn_logical_operator.
15767 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15769 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15770 * final.c (final_scan_insn): Test for non-"" file name.
15772 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15774 * doc/loop.texi: Document the Omega linear constraints solver.
15775 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15776 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15777 omega-hash-table-size, omega-max-keys, and
15778 omega-eliminate-redundant-constraints.
15779 * tree-pass.h (pass_check_data_deps): Declared.
15782 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15783 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15784 pass_check_data_deps): New.
15785 * tree-data-ref.c (init_data_ref): Remove declaration.
15786 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15787 (analyze_array): Renamed init_array_ref, move up initializations.
15788 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15789 Removed arguments that are set to NULL.
15790 (analyze_indirect_ref): Correct indentation, correct call to
15792 (object_analysis): Call init_array_ref instead of analyze_array.
15793 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15794 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15795 of DR_ACCESS_FNS_ADDR.
15796 (init_omega_eq_with_af, omega_extract_distance_vectors,
15797 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15798 ddr_consistent_p): New.
15799 (compute_affine_dependence): Check consistency of ddrs when
15800 flag_check_data_deps is passed.
15801 (analyze_all_data_dependences): Uncomment.
15802 (tree_check_data_deps): New.
15803 * tree-data-ref.h: Include omega.h.
15804 (DR_ACCESS_FNS_ADDR): Removed.
15805 (data_dependence_relation): Add inner_loop.
15806 (DDR_INNER_LOOP): New.
15807 * common.opt (fcheck-data-deps): New.
15808 * tree-flow.h (tree_check_data_deps): Declare.
15809 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15810 (OBJS-common): Depend on omega.o.
15812 * passes.c (pass_check_data_deps): Scheduled.
15813 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15814 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15815 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15816 PARAM_VECT_MAX_VERSION_CHECKS,
15817 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15819 2007-03-09 Richard Guenther <rguenther@suse.de>
15821 PR tree-optimization/30904
15822 PR middle-end/31058
15823 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15824 the same way as *_DIV_EXPR.
15826 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15828 * recog.c (decode_asm_operands): No mixed declarations and code.
15830 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15832 * rtl.def (ASM_INPUT): Add location.
15833 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15834 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15835 (decode_asm_operands): Add loc operand.
15836 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15837 * stmt.c (expand_asm): Rename to...
15838 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15839 gen_rtx_ASM_INPUT_loc.
15840 (expand_asm_expr): Adjust.
15841 * recog.c (decode_asm_operands): Add loc operand.
15842 (check_asm_operands, extract_insn): Adjust.
15843 * reload1.c (maybe_fix_stack_asms): Likewise.
15844 * final.c (asm_insn_count): Likewise.
15845 (final_scan_insn): Output # line before and after asm.
15847 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15849 * tree-ssa-structalias.c (variable_info): Remove
15851 (new_var_info): Ditto.
15852 (shared_bitmap_info_t): New structure.
15853 (shared_bitmap_table): New variable.
15854 (shared_bitmap_hash): New function.
15855 (shared_bitmap_eq): Ditto
15856 (shared_bitmap_lookup): Ditto.
15857 (shared_bitmap_add): Ditto.
15858 (merge_smts_into): Change to take bitmap directly.
15859 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15860 (init_alias_vars): Init shared bitmap hashtable.
15861 (delete_points_to_sets): Delete shared bitmap hashtable.
15862 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15863 is_aliased removal as a change that was still necessary was
15866 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15868 * config/i386/i386.h (override_options): Conditionally disable
15869 x86_sahf for 64bit targets only.
15871 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15874 * c-decl.c (merge_decls): Don't call make_var_volatile.
15875 * varasm.c (make_var_volatile): Remove.
15876 * output.h (make_var_volatile): Remove.
15878 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15880 PR tree-optimization/31085
15881 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15883 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15885 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15886 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15887 ATTR_CONST_NOTHROW_LIST.
15889 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15892 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15894 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15896 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15899 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15901 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15902 passed, use shared libgcc.
15904 2007-03-08 Roger Sayle <roger@eyesopen.com>
15906 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15907 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15908 (honor_protect_cleanup_actions, lower_try_finally_switch):
15910 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15911 ifc_temp_var): Likewise.
15912 * tree-inline.c (setup_one_parameter): Likewise.
15913 * tree-mudflap.c (mf_decl_cache_locals,
15914 mf_build_check_statement_for): Likewise.
15915 * tree-nested.c (init_tmp_var, save_tmp_var,
15916 finalize_nesting_tree_1): Likewise.
15917 * tree-outof-ssa.c (insert_copy_on_edge,
15918 insert_backedge_copies): Likewise.
15919 * tree-profile.c (tree_gen_edge_profiler,
15920 tree_gen_ic_profiler): Likewise.
15921 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15922 * tree-sra.c (sra_build_assignment): Likewise.
15923 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15924 * tree-ssa-math-opts.c (insert_reciprocals,
15925 execute_cse_sincos_1): Likewise.
15926 * tree-tailcall.c (adjust_accumulator_values,
15927 adjust_return_value): Likewise.
15928 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15929 * tree-vect-transform.c (vect_create_data_ref_ptr,
15930 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15931 vect_create_epilog_for_reduction, vectorizable_reduction,
15932 vectorizable_call, vectorizable_conversion,
15933 vectorizable_assignment, vectorizable_operation,
15934 vectorizable_type_demotion, vect_gen_widened_results_half,
15935 vect_permute_store_chain, vectorizable_store,
15936 vect_setup_realignment, vect_permute_load_chain,
15937 vectorizable_load, vectorizable_condition,
15938 vect_create_cond_for_align_checks): Likewise.
15939 * tree-vrp.c (build_assert_expr_for): Likewise.
15941 2007-03-08 Ian Lance Taylor <iant@google.com>
15943 * tree-vrp.c: Include "intl.h".
15944 (usable_range_p): New static function.
15945 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15946 overflowed values, juts set *strict_overflow_p.
15947 (compare_values): Only return -2 if one of the operands is not a
15949 (compare_ranges): Call usable_range_p.
15950 (compare_range_with_value): Likewise.
15951 (vrp_evaluate_conditional_warnv): Rename from
15952 vrp_evaluate_conditional. Make static. Change all callers.
15953 (vrp_evaluate_conditional): New function.
15954 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15955 on signed overflow.
15956 (simplify_abs_using_ranges): Likewise.
15957 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15958 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15959 within_stmt parameter.
15960 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15961 vrp_evaluate_conditional.
15962 * tree-ssa-threadedge.c
15963 (record_temporary_equivalences_from_stmts_at_dest): Change
15964 simplify parameter to take a second tree parameter.
15965 (simplify_control_stmt_condition): Likewise.
15966 (thread_across_edge): Likewise.
15967 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15968 (thread_across_edge): Likewise.
15969 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15971 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15973 * config/i386/i386.h (TARGET_SAHF): New define.
15974 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15975 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15976 (x86_sahf): New global variable.
15977 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15978 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15979 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15980 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15982 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15983 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15984 when expanding fcomi/sahf based tests.
15985 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15986 expanding sahf based alternative. Emit sahf based sequence when
15987 optimizing for code size.
15988 * config/i386/i386.md (x86_sahf_1): Do not disable for
15989 TARGET_64BIT, enable for TARGET_SAHF.
15991 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15993 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15994 spurious whitespace from error message.
15996 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15999 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
16001 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
16003 * c-decl.c (grokdeclarator): Disable warnings for anonymous
16005 * tree-sra.c (instantiate_element): Propagate disabled warnings
16006 from the element itself to the created variable.
16008 2007-03-07 Richard Henderson <rth@redhat.com>
16011 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
16012 silently fix up the stack in the case of a missing register.
16014 2007-03-07 Paul Brook <paul@codesourcery.com>
16016 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
16018 2007-03-07 Joseph Myers <joseph@codesourcery.com>
16020 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
16022 (phase1_vrs): Use them.
16023 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
16024 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
16025 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
16026 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
16027 __gnu_Unwind_Restore_WMMXC if required.
16028 (_Unwind_VRS_Pop): Implement iWMMXt support.
16029 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
16030 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
16031 gnu_Unwind_Save_WMMXC): Define.
16033 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16035 * config/vxworks.h (vxworks_override_options): Declare.
16036 (VXWORKS_OVERRIDE_OPTIONS): Use it.
16037 * config/vxworks.c: Include target.h and toplev.h.
16038 (vxworks_override_options): New function.
16039 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
16041 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
16043 * config/s390/s390.c (override_options): Don't emit an error when
16044 -mstack-size is used without providing -mstack-guard.
16045 (s390_emit_prologue): Choose stack_guard value automatically if not
16046 provided via command line.
16047 * doc/invoke.texi: Adjust description of -mstack-guard and
16050 2007-03-07 Richard Sandiford <richard@codesourcery.com>
16052 * config/i386/i386.c (output_set_got): Add a GOT initialization
16053 sequence for VxWorks PIC.
16054 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
16055 around labels as well as symbols. Use gotoff_operand instead
16056 of local_symbolic_operand.
16057 (legitimize_pic_address): Use gotoff_operand instead of
16058 local_symbolic_operand. Use @GOT accesses for labels as
16060 (ix86_output_addr_diff_elt): Use PC-relative rather than
16061 GP-relative offsets for VxWorks PIC.
16062 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
16063 no_new_pseudos. Check whether the returned register is op0.
16064 * config/i386/i386.md (tablejump): Use PC-relative rather than
16065 GP-relative offsets for VxWorks PIC.
16066 * config/i386/predicates.md (gotoff_operand): New predicate.
16068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16070 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
16072 * config/vxworks-dummy.h: New file.
16073 * config/i386/i386.h: Include it.
16075 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
16077 * dwarf2out.c (is_inlined_entry_point): New
16078 (add_high_low_attributes): Emit DW_AT_entry_pc along with
16079 DW_AT_ranges if the first subblock is the entry point.
16081 2007-03-06 David Daney <ddaney@avtrex.com>
16083 * doc/install.texi (mips-*-*): Change recommended binutils
16086 2007-03-06 Anatoly Sokolov <aesok@post.ru>
16088 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
16089 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
16091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16092 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16094 2007-03-06 Jan Hubicka <jh@suse.cz>
16096 * errors.h (warning, error, fatal, internal_error): Mark as cold.
16097 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
16099 (probably_cold_bb_p): Cold functions are cold.
16100 (probably_never_executed_bb_p): Cold functions are cold.
16101 (tree_bb_level_predictions): Predict calls to cold functions as not
16103 (compute_function_frequency): Check hot/cold attributes.
16104 * function.h (function_frequency): Update comments.
16105 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
16106 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
16107 (c_common_att): Add cold and hot.
16109 * doc/extend.texi (hot,cold attributes): Document.
16111 2007-03-06 Andrew Haley <aph@redhat.com>
16113 * function.c (expand_function_end): Move blockage to just after we
16114 emit the label for the naked return from the function.
16116 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16118 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
16121 2007-03-06 Jan Hubicka <jh@suse.cz>
16123 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
16124 loaded for constant large models. Non-large 64bit PIC can do.
16125 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
16126 * cmodel.h: Add LARGE PIC.
16127 * i386.md (UNSPEC_PLTOFF): New.
16128 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
16130 (*call_1_rex64): Disable for large models.
16131 (*call_1_rex64_large): New.
16132 (*call_value_1_rex64): Disable for large models.
16133 (*call_value_1_rex64_large): New.
16134 (set_rip_rex4): New.
16135 (set_got_offset_rex64): New.
16136 * predicates.md (constant_call_address_operand): For large model
16137 constant calls are not possible.
16138 * i386-protos.h (construct_plt_address): Declare.
16139 * i386.c (override_options): Accept large models.
16140 (ix86_expand_prologue): Expand large PIC GOT pointer load.
16141 (legitimate_constant_p): Add new UNSPECs.
16142 (legitimate_pic_operand_p): Likewise.
16143 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
16144 (legitimize_pic_address): Do easy RIP relative way for TLS only for
16146 (output_pic_addr_const): Add PLTOFF.
16147 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16148 (ix86_expand_move): Legitimize pic address when in PIC mode.
16149 (construct_plt_address): New function.
16150 (ix86_expand_call): Offload the address to register and use GOT
16151 pointer for large model.
16152 * invoke.texi (mcmodel=large): Update documentation.
16154 2007-03-06 Richard Henderson <rth@redhat.com>
16156 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16157 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16158 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16159 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16160 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16161 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16162 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16163 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16164 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16165 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16166 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16167 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16168 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16169 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16170 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16171 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16172 x86_schedule, x86_use_bt, x86_pad_returns,
16173 x86_use_xchgb): Merge into ...
16174 (ix86_tune_features): ... here. New array.
16175 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16176 x86_bswap): Merge into ...
16177 (ix86_arch_features): ... here. New array.
16178 (x86_3dnow_a): Remove.
16179 (x86_accumulate_outgoing_args): Make static.
16180 (x86_arch_always_fancy_math_387): Make static.
16181 (ix86_tune_mask, ix86_arch_mask): Move ...
16182 (override_options): ... to local variables here. Apply the
16183 appropriate mask to each element of ix86_arch_features and
16184 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16185 as were done in the old macros.
16186 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16187 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16188 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16189 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16190 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16191 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16192 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16193 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16194 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16195 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16196 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16197 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16198 x86_accumulate_outgoing_args, x86_prologue_using_move,
16199 x86_epilogue_using_move, x86_decompose_lea,
16200 x86_arch_always_fancy_math_387, x86_shift1,
16201 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16202 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16203 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16204 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16205 x86_use_incdec, x86_pad_returns, x86_bswap,
16206 x86_partial_flag_reg_stall): Remove.
16207 (enum ix86_tune_indices): New.
16208 (ix86_tune_features): New.
16209 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16210 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16211 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16212 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16213 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16214 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16215 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16216 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16217 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16218 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16219 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16220 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16221 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16222 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16223 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16224 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16225 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16226 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16227 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16228 TARGET_EXT_80387_CONSTANTS): Use it.
16229 (enum ix86_arch_indices): New.
16230 (ix86_arch_features): New.
16231 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16232 TARGET_BSWAP): Use it.
16233 (ix86_tune_mask, ix86_arch_mask): Remove.
16235 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16238 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16239 Define using $${sysroot_headers_suffix}.
16240 * configure: Regenerate.
16241 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16242 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16244 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16245 * gcc.c (print_sysroot_headers_suffix): New.
16246 (option_map): Include --print-sysroot-headers-suffix.
16247 (display_help): Mention -print-sysroot-headers-suffix.
16248 (process_command): Handle -print-sysroot-headers-suffix.
16249 (do_spec_1): Append multilib directory to include-fixed path if
16250 sysroot suffixes in use.
16251 (main): Handle -print-sysroot-headers-suffix.
16252 * Makefile.in (start.encap): Don't depend on xlimits.h
16253 (xlimits.h): Remove.
16254 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16255 limits.h for each multilib in fixinc_list.
16256 (fixinc_list, s-fixinc_list): New.
16257 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16258 generate them for each multilib in fixinc_list.
16259 (stmp-fixproto): Use include-fixed. Run fixproto for each
16260 multilib in fixinc_list.
16261 (mostlyclean): Don't remove xlimits.h.
16262 (clean): Remove include-fixed.
16263 (real-install-headers-tar, real-install-headers-cpio,
16264 real-install-headers-cp): Don't copy include, only include-fixed.
16265 (install-mkheaders): Depend on fixinc_list. Don't depend on
16266 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16267 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16268 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16270 2007-03-06 Jan Hubicka <jh@suse.cz>
16272 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16275 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16277 * configure.ac: Allow tm_file to contain build-directory files.
16278 * configure: Regenerate.
16279 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16280 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16281 * config/m68k/print-sysroot-suffix.sh: New file.
16283 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16285 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16286 of pic_offset_table_rtx if reload_completed.
16287 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16288 PIC_OFFSET_TABLE_REGNUM.
16289 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16291 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16292 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16294 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16296 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16297 functions that call eh_return.
16299 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16301 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16302 functions that need a constant pool.
16304 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16307 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16308 (m68k_preferred_reload_class): Likewise.
16309 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16310 (SECONDARY_RELOAD_CLASS): Define.
16311 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16312 (LIMIT_RELOAD_CLASS): Delete.
16313 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16314 registers from storing bytes.
16315 (m68k_secondary_reload_class): New function.
16316 (m68k_preferred_reload_class): Likewise.
16318 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16320 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16322 (m68k_expand_prologue): Likewise.
16324 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16326 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16327 (mips_expand_epilogue): Add a bool parameter.
16328 (m68k_legitimize_sibcall_address): Declare.
16329 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16330 (m68k_expand_epilogue): Add a parameter to select between sibling
16331 and normal epilogues. Only generate a return for the latter.
16332 (m68k_ok_for_sibcall_p): New function.
16333 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16334 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16335 (sibcall_value, *sibcall_value): Likewise.
16336 (*call, *call_value): Require !SIBLING_CALL_P.
16337 (epilogue): Update call to m68k_expand_epilogue.
16338 (sibcall_epilogue): New pattern.
16339 * config/m68k/predicates.md (const_call_operand): Say that this
16340 predicate applies to sibling calls too.
16341 (sibcall_operand): New predicate.
16343 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16345 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16346 alternatives as movsi_cf.
16347 (movsf_cf_hard): Add commentary.
16349 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16350 Richard Sandiford <richard@codesourcery.com>
16352 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16353 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16354 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16355 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16356 as being live on exit from an interrupt function.
16357 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16358 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16359 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16360 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16361 (m68k_interrupt_function_p): Globalize.
16362 (m68k_compute_frame_layout): Remove reverse mask code.
16363 (m68k_emit_movem, m68k_set_frame_related): New functions.
16364 (m68k_output_function_prologue): Delete in favor of...
16365 (m68k_expand_prologue): ...this new function.
16366 (m68k_output_function_epilogue): Delete in favor of...
16367 (m68k_expand_epilogue): ...this new function.
16368 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16370 (print_operand): Handle %?.
16371 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16372 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16373 (prologue, epilogue): New patterns.
16374 (return): Turn into a define_expand.
16375 (*return): New pattern, derived from old "return" pattern. Use rte
16376 rather than rts for interrupt functions. Only use rtd if the pop
16378 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16379 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16380 (link, *link, unlink, *unlink, load_got): Likewise.
16382 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16386 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16387 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16388 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16389 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16390 and m68k_matches_u_p.
16391 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16392 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16393 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16394 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16395 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16396 (REG_STRICT_P): New macro.
16397 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16398 PCREL_GENERAL_OPERAND_OK.
16399 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16400 m68k_legitimate_base_reg_p.
16401 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16402 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16403 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16404 * config/m68k/m68k.c (m68k_address): New structure.
16405 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16406 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16407 (m68k_jump_table_ref_p, m68k_decompose_address)
16408 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16409 (m68k_matches_u_p): New functions.
16410 (print_operand_address): Rewrite to use m68k_decompose_index.
16412 2007-03-05 David Taylor <dtaylor@emc.com>
16414 * gcc.c: Correct copyright date in --version output.
16416 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16418 * pa.md: In unamed move patterns, disparge copies between general
16419 and floating point registers using '?' modifier. Don't include 'f'
16420 constraint for register preferences in DImode, SImode, HImode and
16421 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16422 Remove constraints for copies between general and floating registers
16423 in soft-float DFmode pattern.
16424 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16428 2007-03-05 Mike Stump <mrs@apple.com>
16430 * c-common.c (targetcm): Add.
16431 * c-opts.c (c_common_handle_option): Handle language specific
16433 * opts.c (handle_option): Verify language for target options, if
16435 * opth-gen.awk: Add CL_LANG_ALL.
16436 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16437 (TARGETCM_INITIALIZER): Add.
16438 * target.h (struct gcc_targetcm): Add.
16440 * targhooks.c (default_handle_c_option): Add.
16441 * targhooks.h (default_handle_c_option): Add.
16442 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16444 * config/darwin.opt (iframework): Add.
16445 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16446 * config/darwin-c.c (handle_c_option): Add.
16447 (TARGET_HANDLE_C_OPTION): Add.
16449 * doc/invoke.texi (Darwin Options): Add -iframework.
16451 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16453 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16456 2007-03-05 Ian Lance Taylor <iant@google.com>
16458 * c.opt (fgnu89-inline): New option.
16459 * c-opts.c (c_common_post_options): Set default value for
16461 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16462 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16464 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16465 (grokdeclarator, start_function): Likewise.
16466 * c-cppbuiltin.c (c_cpp_builtins): Define either
16467 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16468 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16469 (C Dialect Options): Document -fgnu89-inline.
16470 * doc/extend.texi (Function Attributes): Explain what the
16471 gnu_inline attribute does.
16472 * doc/cpp.texi (Common Predefined Macros): Document
16473 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16475 2007-03-05 Ian Lance Taylor <iant@google.com>
16477 PR tree-optimization/31034
16478 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16479 half-range if the other side is an overflow infinity.
16481 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16483 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16484 (bfin*-linux-uclibc*): New configuration.
16485 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16487 * config/bfin/linux.h: New file.
16488 * config/bfin/libgcc-bfin.ver: New file.
16489 * config/bfin/t-bfin-uclinux: New file.
16490 * config/bfin/t-bfin-linux: New file.
16491 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16492 (TARGET_OS_CPP_BUILTINS): New macro.
16494 2007-03-05 Richard Guenther <rguenther@suse.de>
16496 * fold-const.c (fold_binary): Remove duplicate folding
16497 of comparison of non-null ADDR_EXPR against null.
16499 2007-03-05 Richard Guenther <rguenther@suse.de>
16500 Dorit Nuzman <dorit@il.ibm.com>
16502 PR tree-optimization/26420
16503 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16504 are no loops in the function. Only print the number of
16505 vectorized loops if it is greater than zero or we are supposed
16506 to print information about unvectorized loops.
16508 2007-03-05 Revital Eres <eres@il.ibm.com>
16510 * gcc.dg/var-expand1.c: New test.
16511 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16512 when an accumulator is expanded.
16514 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16517 * c-common.c (convert_and_check): Don't give warnings for
16518 conversion if 'expr' already overflowed.
16520 2007-03-04 Roger Sayle <roger@eyesopen.com>
16522 PR middle-end/30744
16523 * fold-const.c (fold_comparison): Enforce type consistency when
16524 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16526 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16528 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16529 containing a cast to the base of TARGET_MEM_REF.
16531 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16533 * tree.c (tree_contains_struct_check_failed): Remove spurious
16534 whitespace from error message.
16536 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16539 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16540 instead of precision.
16542 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16543 Nathan Sidwell <nathan@codesourcery.com>
16545 * emit-rtl.c (find_auto_inc): New.
16546 (try_split): recreate REG_INC notes,
16547 Use regular for loops rather than whiles.
16549 2007-03-03 Andreas Schwab <schwab@suse.de>
16551 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16552 * configure: Regenerate.
16554 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16556 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16557 flag_rounding_math, not flag_unsafe_math_optimizations.
16559 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16561 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16562 alpha_fold_vector_minmax): Likewise.
16563 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16564 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16566 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16568 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16569 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16570 if the lhs has side-effects.
16571 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16573 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16575 * config/i386/i386.h (TUNEMASK): Remove define.
16576 (ARCHMASK): Remove define.
16577 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16578 Use ix86_arch_mask variable instead of ARCHMASK.
16579 * config/i386/i386.c (override_options): Ditto.
16580 (standard_80387_constant_p): Ditto.
16582 2007-03-02 Ian Lance Taylor <iant@google.com>
16584 Used signed infinities in VRP.
16585 * tree-vrp.c (uses_overflow_infinity): New static function.
16586 (supports_overflow_infinity): New static function.
16587 (make_overflow_infinity): New static function.
16588 (negative_overflow_infinity): New static function.
16589 (positive_overflow_infinity): New static function.
16590 (is_negative_overflow_infinity): New static function.
16591 (is_positive_overflow_infinity): New static function.
16592 (is_overflow_infinity): New static function.
16593 (overflow_infinity_range_p): New static function.
16594 (compare_values_warnv): New function split out of compare_values.
16595 (compare_value): Call it.
16596 (set_value_range_to_nonnegative): Add overflow_infinity
16597 parameter. Change caller.
16598 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16600 (vrp_expr_computes_nonzero): Likewise.
16601 (compare_ranges, compare_range_with_value): Likewise.
16602 (compare_name_with_value, compare_names): Likewise.
16603 (vrp_evaluate_conditional): Likewise.
16604 (set_value_range): Handle infinity
16605 (vrp_operand_equal_p, operand_less_p): Likewise.
16606 (extract_range_from_assert): Likewise.
16607 (vrp_int_const_binop): Likewise.
16608 (extract_range_from_binary_expr): Likewise.
16609 (extract_range_from_unary_expr): Likewise.
16610 (extract_range_from_comparison): Likewise.
16611 (extract_range_from_expr): Likewise.
16612 (dump_value_range): Likewise.
16613 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16614 (test_for_singularity): Likewise.
16615 (vrp_int_const_binop): Remove inline qualifier.
16616 (adjust_range_with_scev): Add comment.
16617 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16619 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16621 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16622 (get_constraint_for): Likewise.
16623 (do_structure_copy): Likewise.
16624 (find_func_aliases): Fix references to MODIFY_EXPR.
16625 (intra_create_variable_infos): Tidy.
16626 * tree-ssa-operands.c (add_virtual_operand): Add argument
16628 When adding members of alias sets, if IS_CALL_SITE is true and
16629 the symbol is not call-clobbered, skip it.
16630 Adjust all callers.
16632 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16634 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16635 entry by means of emit_insn_at_entry.
16637 2007-03-02 Richard Henderson <rth@redhat.com>
16639 * expr.h (promoted_input_arg): Remove decl.
16640 * function.c (promoted_input_arg): Merge into ...
16641 * combine.c (setup_incoming_promotions): ... only caller.
16642 Rearrange to avoid double loop.
16644 2007-03-02 Ben Elliston <bje@au.ibm.com>
16645 Peter Bergner <bergner@vnet.ibm.com>
16646 Janis Johnson <janis187@us.ibm.com>
16648 * config/rs6000/dfp.md: New file.
16649 * config/rs6000/rs6000.md: Include dfp.md.
16650 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16651 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16652 and TDmode decimal float modes in FP registers.
16653 (num_insns_constant): Likewise.
16654 (rs6000_legitimate_offset_address_p): Likewise.
16655 (rs6000_legitimize_address): Likewise.
16656 (rs6000_legitimize_reload_address): Likewise.
16657 (rs6000_legitimate_address): Likewise.
16658 (rs6000_emit_move): Likewise.
16659 (function_arg_boundary): Likewise.
16660 (function_arg_advance): Likewise.
16661 (rs6000_darwin64_record_arg_recurse): Likewise.
16662 (function_arg): Likewise.
16663 (rs6000_gimplify_va_arg): Likewise.
16664 (rs6000_split_multireg_move): Likewise.
16665 (rs6000_output_function_epilogue): Likewise.
16666 (rs6000_output_function_epilogue): Likewise.
16667 (rs6000_register_move_cost): Likewise.
16668 (rs6000_function_value): Likewise.
16669 (rs6000_libcall_value): Likewise.
16671 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16673 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16675 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16677 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16678 Use $MULTIDIR to choose between the kernel and RTP headers,
16679 and use $WIND_BASE and $WIND_USR to locate them.
16681 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16683 * config/i386/i386.c (override_options): Put initialization of
16684 ix86_tune_mask and ix86_arch_mask to the correct place.
16686 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16687 Michael Meissner <michael.meissner@amd.com>
16690 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16691 (ARCHMASK): Define.
16692 (TARGET_CMOVE): Use ARCHMASK.
16693 (TARGET_CMPXCHG): Ditto.
16694 (TARGET_CMPXCHG8B): Ditto.
16695 (TARGET_XADD): Ditto.
16696 (TARGET_BSWAP): Ditto.
16697 * config/i386/i386.c (ix86_tune_mask): New global variable.
16698 (ix86_arch_mask): Ditto.
16699 (override_options): Initialize ix86_tune_mask and
16700 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16703 2007-03-02 Ben Elliston <bje@au.ibm.com>
16706 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16708 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16710 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16711 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16712 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16713 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16715 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16716 rs6000_init_dwarf_reg_sizes_extra): New.
16717 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16718 SPE register high parts.
16720 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16722 * Makefile.in: Add install-pdf target as
16723 copied from automake v1.10 rules.
16724 * configure.ac: Add install-pdf to target list.
16725 * configure: Regenerate.
16727 2007-03-01 Paul Brook <paul@codesourcery.com>
16729 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16730 modes to LDRD for DImode.
16731 (output_move_double): Fixup out of range ldrd/strd.
16732 (vfp_secondary_reload_class): Rename...
16733 (coproc_secondary_reload_class): ... to this. Add wb argument.
16734 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16735 coproc_secondary_reload_class for CLASS_IWMMXT.
16736 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16737 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16739 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16741 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16742 unroll factor by the estimated number of iterations.
16743 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16744 than prefetch latency.
16746 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16747 decode_caches_intel, detect_caches_intel): New functions.
16748 (host_detect_local_cpu): Use detect_caches_amd and
16749 detect_caches_intel.
16751 2007-03-01 Richard Henderson <rth@redhat.com>
16753 * expr.c (emit_move_complex_push): Export.
16754 (emit_move_complex_parts): Split out from ...
16755 (emit_move_complex): ... here.
16756 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16757 * config/i386/i386.md (movcdi): New.
16759 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16761 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16762 size of mode1 to check for tieable modes in MMX case.
16764 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16766 * Makefile.in (rtlanal.o): Depend on tree.h.
16767 * rtl.h (offset_within_section_p, split_const): Declare.
16768 * rtlanal.c: Include tree.h.
16769 (offset_within_block_p): New function, taken from
16770 mips_offset_within_object_p.
16771 (split_const): New function, taken from mips_split_const.
16772 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16774 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16775 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16776 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16777 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16778 (m68k_illegitimate_symbolic_constant_p): New function.
16779 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16780 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16781 symbolic constant that might be outside the symbol's section,
16782 move the symbol first and then add the offset.
16783 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16785 * config/mips/mips.c (mips_split_const): Delete.
16786 (mips_offset_within_object_p): Delete.
16787 (mips_symbolic_constant_p): Use offset_within_section_p and
16788 split_const instead of mips_offset_within_object_p and
16790 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16791 (mips_legitimize_const_move, print_operand_reloc)
16792 (mips_dangerous_for_la25_p): Use split_const instead of
16795 2007-02-28 Eric Christopher <echristo@apple.com>
16797 * Makefile.in (install-include-dir): Don't rm -rf include.
16799 2007-02-28 Richard Guenther <rguenther@suse.de>
16801 PR middle-end/30364
16802 * fold-const.c (fold_binary): Do not associate expressions
16803 with more than one variable for integer types that do not wrap.
16805 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16807 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16808 Delete, and replace with...
16809 (fold_builtin_call_array): This. Update callers to use it.
16810 * fold-const.c (fold_build_call_list): Delete, and replace with...
16811 (fold_build_call_array): This.
16812 (fold_build_call_list_initializer): Delete, and replace with...
16813 (fold_build_call_array_initializer): This.
16814 * tree.h: Update declarations to reflect above changes.
16816 * c-typeck.c (build_function_call): Store converted arguments
16817 in a stack-allocated array instead of building a list.
16818 (convert_arguments): Store arguments in the array passed in as an
16819 argument, and return the actual number of arguments.
16820 * c-format.c: (check_function_format): Pass arguments in an
16821 array instead of a list.
16822 * c-common.c (check_function_nonnull): Likewise.
16823 (check_function_sentinel): Likewise.
16824 (check_function_arguments): Likewise.
16825 * c-common.h: Update declarations to reflect above changes.
16827 2007-02-28 Jan Hubicka <jh@suse.cz>
16829 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16830 PRED_NEGATIVE_RETURN): Update outcomes.
16832 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16834 * calls.c (emit_library_call_value_1): Handle partial registers
16835 correctly when building up CALL_INSN_FUNCTION_USAGE.
16837 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16839 * pa/predicates.md (move_src_operand): Allow zero for mode.
16840 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16843 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16846 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16847 *movv2df_internal): Enable pattern only for valid operand
16849 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16850 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16852 2007-02-27 Mike Stump <mrs@apple.com>
16854 * config/darwin-crt3.c: Avoid compilation when compiling for a
16857 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16859 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16861 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16862 for fixed headers and limits.h.
16863 (install-include-dir, install-headers-tar, install-headers-cpio,
16864 install-headers-cp, real-install-headers-tar,
16865 real-install-headers-cpio, real-install-headers-cp): Handle
16866 include-fixed as well as include.
16867 (install-mkheaders): Don't install files that go only in include
16869 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16870 from GCC_INCLUDE_DIR.
16871 * gcc.c (process_command): Remove special -BstageN/ handling.
16872 (do_spec_1): Add include-fixed directories.
16874 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16876 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16878 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16880 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16883 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16885 * c-common.c (get_priority): Add check for
16886 SUPPORTS_INIT_PRIORITY.
16888 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16890 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16892 * config/bfin/bfin.c: Include "cfglayout.h".
16893 (MAX_LSETUP_DISTANCE): New macro.
16894 (struct loop_info): New members incoming, incoming_src and
16895 incoming_dest. Delete member predecessor.
16896 (length_for_loop): New function.
16897 (bfin_optimize_loop): Handle more different loop structures.
16898 (bfin_discover_loop): Rework detection of predecessor blocks by
16899 examining incoming edges.
16900 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16902 (bfin_reorder_loops): New function.
16903 (bfin_reorg_loops): Use these three new functions.
16905 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16906 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16907 (CONSTRAINT_LEN): Add entry for 'q'.
16908 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16909 Add 'q' constraints.
16910 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16911 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16913 * config/bfin/bfin.md (add_with_carry): New pattern.
16914 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16915 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16916 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16917 support unsigned multiplies too. Removed incorrect commutativity from
16918 operand 1 constraint where appropriate.
16919 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16921 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16922 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16924 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16925 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16926 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16927 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16928 usmulhisi_hh_huh): New patterns.
16930 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16931 lshifthi3): Fix output template to use half reg for operand 2.
16933 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16936 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16938 2007-02-27 Andreas Schwab <schwab@suse.de>
16940 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16942 2007-02-27 Jan Hubicka <jh@suse.cz>
16944 * predict.c (last_basic_block_p): Remove.
16945 (tree_estimate_probability): Update return heuristic for commonized
16948 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16950 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16952 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16954 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16955 * doc/cpp.texi: Standardize title page.
16956 * doc/cppinternals.texi: Likewise.
16957 * doc/gcc.texi: Standardize title page, remove version number
16958 from copyright page.
16959 * doc/gccint.texi: Likewise.
16960 * doc/install.texi: Standardize title page, add table of
16963 2007-02-26 Jan Hubicka <jh@suse.cz>
16965 * predict.def: Set outcomes according to more recent results.
16966 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16967 Remove dead predictors.
16968 * predict.c (return_prediction): Fix pasto.
16970 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16972 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16973 change; avoid a memory leak when returning early.
16975 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16977 * c-decl.c (static_ctors): Move to c-common.c.
16978 (static_dtors): Likewise.
16979 (finish_function): Use c_record_cdtor_fn.
16980 (build_cdtor): Move to c-common.c.
16981 (c_write_global_declarations): Use c_build_cdtor_fns.
16982 * c-common.h (static_ctors): Declare.
16983 (static_dtors): Likewise.
16984 (c_record_cdtor_fn): Likewise.
16985 (c_build_cdtor_fns): Likewise.
16986 * c-common.c (static_ctors): New variable.
16987 (static_dtors): Likewise.
16988 (c_record_cdtor_fn): New function.
16989 (build_cdtor): Move from c-decl.c
16990 (c_build_cdtor_fns): New function.
16992 * output.h (assemble_addr_to_section): Declare.
16993 (get_cdtor_priority_section): Likewise.
16994 * varasm.c (assemble_addr_to_section): New function.
16995 (get_cdtor_priority_section): Likewise.
16996 (default_named_section_asm_out_destructor): Use them.
16997 (destor_dtor_section_asm_out_destructor): Likewise.
16998 (default_named_section_asm_out_constructor): Likewise.
16999 (default_ctor_section_asm_out_constructor): Likewise.
17000 * config.gcc (*-*-vxworks*): Include vxworks.o.
17001 * config/t-vxworks (vxworks.o): New target.
17002 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
17003 (TARGET_ASM_CONSTRUCTOR): Define.
17004 (TARGET_ASM_DESTRUCTOR): Likewise.
17005 (vxworks_asm_out_constructor): Declare.
17006 (vxworks_asm_out_destructor): Likewise.
17008 * c-common.c (get_priority): Check that we have not just an
17009 INTEGER_CST, but an integer constant with integeral type.
17011 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
17013 PR tree-optimization/30938
17014 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
17015 use &dt[nargs-1] instead of &dt[nargs] in the call to
17016 vect_is_simple_use().
17018 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
17020 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
17021 from register elimination as PRE_MODIFY / POST_MODIFY increments.
17022 Do not attempt to handle MEM inside auto-inc expressions.
17023 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
17024 of a register modified by an auto-inc expression. However, do handle
17025 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
17026 (elimination_effects): Prohibit elimination of a register modified
17027 by an auto-inc expression. Disable register elimination rules whose
17028 target register is modified by an auto-inc expression with variable
17031 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17033 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
17035 (array_at_struct_end_p): New function.
17036 (idx_infer_loop_bounds): Use it.
17037 (estimate_numbers_of_iterations_loop): Export.
17038 * predict.c (predict_loops): Use estimated_loop_iterations_int.
17039 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
17040 (tree_estimate_probability): Call record_loop_exits.
17041 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
17042 (estimated_loop_iterations, estimated_loop_iterations_int,
17043 estimated_loop_iterations_tree): New functions.
17044 (analyze_siv_subscript_cst_affine,
17045 compute_overlap_steps_for_affine_1_2,
17046 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
17047 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
17048 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
17049 (PRED_LOOP_ITERATIONS_GUESSED): New.
17050 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
17051 * cfgloop.h (estimate_numbers_of_iterations_loop,
17052 estimated_loop_iterations_int): Declare.
17054 2007-02-25 Mark Mitchell <mark@codesourcery.com>
17056 * doc/extend.texi: Document optional priority argument to
17057 constructors and destructors.
17058 * tree.c (init_priority_for_decl): Adjust GTY markers.
17059 (init_ttree): Use priority-info hash functions for
17060 init_priority_for_decl.
17061 (tree_map_eq): Rename to ...
17062 (tree_map_base_eq): ... this.
17063 (tree_map_marked_p): Rename to ...
17064 (tree_map_base_marked_p): ... this.
17065 (tree_map_base_hash): New function.
17066 (decl_init_priority_lookup): Rework.
17067 (decl_fini_priority_lookup): New function.
17068 (decl_priority_info): New function.
17069 (decl_init_priority_insert): Use it.
17070 (decl_fini_priority_insert): Likewise.
17071 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
17073 (decl_restrict_base_insert): Likewise.
17074 (decl_debug_expr_insert): Likewise.
17075 (decl_value_expr_lookup): Likewise.
17076 (decl_value_expr_insert): Likewise.
17077 * tree.h (priority_type): New type.
17078 (decl_init_priority_lookup): Use priority_type.
17079 (decl_fini_priority_lookup): New function.
17080 (decl_init_priority_insert): Use priority_type.
17081 (decl_fini_priority_insert): New function.
17082 (DECL_HAS_INIT_PRIORITY): Tweak comments.
17083 (DECL_INIT_PRIORITY): Likewise.
17084 (SET_DECL_INIT_PRIORITY): Add comment.
17085 (DECL_FINI_PRIORITY): New macro.
17086 (SET_DECL_FINI_PRIORITY): Likewise.
17087 (DEFAULT_INIT_PRIORITY): Document.
17088 (MAX_INIT_PRIORITY): Likewise.
17089 (MAX_RESERVED_INIT_PRIORITY): Likewise.
17090 (tree_map_base): New type.
17091 (tree_map_base_eq): New function.
17092 (tree_map_base_hash): Likewise.
17093 (tree_map_base_marked_p): Likewise.
17094 (tree_map): Inherit from tree_map_base.
17095 (tree_map_eq): Make it a macro.
17096 (tree_map_marked_p): Likewise.
17097 (tree_int_map): Inherit from tree_map_base.
17098 (tree_int_map_eq): Make it a macro.
17099 (tree_int_map_hash): Likewise.
17100 (tree_int_map_marked_p): Likewise.
17101 (tree_priority_map): New type.
17102 (tree_priority_map_eq): New macro.
17103 (tree_priority_map_hash): Likewise.
17104 (tree_priority_map_marked_p): Likewise.
17105 * varasm.c (emults_decl): Adjust for refactoring of tree_map
17107 (emutls_common_1): Likewise.
17108 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
17109 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
17110 of tree_map hierarchy.
17111 * tree-cfg.c (move_stmt_r): Likewise.
17112 (new_label_mapper): Likewise.
17113 * c-tree.h (c_expand_body): Move to ...
17114 * c-common.h (c_expand_body): ... here.
17115 * c-decl.c (c_expand_body): Move to ...
17116 * c-common.c (c_expand_body): ... here.
17117 (c_common_attribute_table): Allow 1 argument for the constructor
17118 and destructor attributes.
17119 (get_priority): New function.
17120 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
17121 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
17123 2007-02-24 Jan Hubicka <jh@suse.cz>
17125 PR middle-end/30509
17126 * tree-inline.c (copy_bb): Produce exact copy of EH info when
17127 copying for inlining.
17129 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17130 Jan Hubicka <jh@suse.cz>
17133 * i386.c (counter_mode): New function.
17134 (expand_set_or_movmem_via_loop): Use it.
17135 (expand_movmem_epilogue): Likewise; fix pasto.
17136 (ix86_expand_movmem): Do emit guard even for constant counts.
17137 (ix86_expand_setmem): Likewise.
17139 2007-02-25 Nick Clifton <nickc@redhat.com>
17141 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
17142 (JUMP_TABLES_IN_TEXT_SECTION): Define.
17144 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17147 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17148 count argument with 0x10, not with 0x16.
17149 (expand_setmem_epilogue): Ditto.
17151 2007-02-24 Mike Stump <mrs@apple.com>
17153 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17156 2007-02-24 Richard Guenther <rguenther@suse.de>
17158 PR middle-end/30951
17159 * fold-const.c (fold_binary): Fold x +- CST op x for
17160 EQ_EXPR and NE_EXPR.
17162 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17164 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17166 2007-02-24 Jan Hubicka <jh@suse.cz>
17168 * cgraphunit.c (decide_is_function_needed): Honor
17169 -fkeep-inline-functions.
17171 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17173 * builtins.c (fold_builtin_modf): New.
17174 (fold_builtin_2): Use it.
17176 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17178 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17179 (determine_max_iter): Take additional LOOP arg; all callers changed.
17180 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17181 one using simplifications.
17182 (simplify_using_initial_values): Return if the expression becomes
17183 invalid due to altered regs.
17185 2007-02-23 DJ Delorie <dj@redhat.com>
17187 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17189 2007-02-23 Mike Stump <mrs@apple.com>
17191 * tlink.c (scan_linker_output): Parse linker messages from
17192 darwin9's linker better.
17194 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17197 * varpool.c (varpool_assemble_pending_decls): Set
17198 varpool_last_needed_node to null.
17200 2007-02-23 DJ Delorie <dj@redhat.com>
17202 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17203 alignment bigger than the object file can handle.
17205 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17208 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17209 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17210 (*movsf_1): Penalize MMX moves.
17212 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17214 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17215 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17217 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17219 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17221 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17222 (fold_builtin_1): Use them.
17223 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17224 BUILT_IN_SIGNIFICAND.
17226 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17228 * config/i386/i386.c (bdesc_1arg): Initialize
17229 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17230 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17231 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17232 and IX86_BUILTIN_MOVSLDUP.
17234 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17236 PR rtl-optimization/30841
17237 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17239 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17241 * builtins.c (fold_builtin_frexp): New.
17242 (fold_builtin_2): Use it.
17244 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17246 * doc/invoke.texi (Spec Files): Document getenv spec function.
17248 * gcc.c (getenv_spec_function): New function.
17249 (static_spec_functions): Add it.
17250 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17251 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17254 2007-02-22 Michael Matz <matz@suse.de
17257 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17258 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17260 2007-02-22 Ian Lance Taylor <iant@google.com>
17263 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17264 (mem_loc_descriptor): Call it.
17266 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17267 Ira Rosen <irar@il.ibm.com>
17269 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17271 2007-02-22 Ira Rosen <irar@il.ibm.com>
17273 PR tree-optimization/30843
17274 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17275 stores only after all the group is vectorized.
17277 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17279 PR tree-optimization/30858
17280 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17281 in the reduction cycle have a single use in the loop.
17282 * tree-vectorizer.h (relevant): Add documentation.
17284 2007-02-20 Mike Stump <mrs@apple.com>
17286 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17287 * configure: Regenerate.
17289 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17291 Change the defaults of some parameters and options.
17292 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17293 * config/spu/spu.c (spu_optimization_options): Add.
17294 (spu_override_options): Change params in spu_optimization_options.
17295 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17297 Register 127 is only 16 byte aligned when used as a frame pointer.
17298 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17299 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17300 HARD_FRAME_POINTER_REGNUM.
17301 (spu_legitimate_address): Use regno_aligned_for_reload.
17302 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17303 aligned when frame_pointer_needed is true.
17304 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17306 * config/spu/spu.h (INIT_EXPANDERS): Define.
17308 Make sure shift and rotate instructions have valid immediate operands.
17309 * config/spu/predicates.md (spu_shift_operand): Remove.
17310 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17311 * config/spu/constraints.md (W, O): Extend range.
17312 * config/spu/spu.md (umask, nmask): Define.
17313 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17314 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17315 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17316 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17317 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17318 (lshr<mode>3_reg): Fix rtl description.
17320 Make sure mulhisi immediate operands are valid.
17321 * config/spu/predicates.md (imm_K_operand): Add.
17322 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17324 Generate constants using fsmbi and andi.
17325 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17326 (print_operand, spu_split_immediate, classify_immediate,
17327 fsmbi_const_p): Handle IC_FSMBI2.
17329 Correctly handle a CONST_VECTOR containing symbols.
17330 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17331 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17332 (immediate_load_p): Allow symbols that use 2 instructions to create.
17333 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17334 with symbols when flag_pic is set.
17335 (const_vector_immediate_p): New.
17336 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17337 accept a CONST_VECTOR with symbols.
17338 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17339 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17341 * config/spu/spu.md (high, low): Delete.
17342 (low_<mode>): Define.
17344 Remove INTRmode and INTR_REGNUM, which didn't work.
17345 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17347 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17348 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17349 peephole2 pattern): Don't use INTR or 131.
17350 (movintrcc): Delete.
17351 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17352 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17353 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17354 (UNSPEC_SET_INTR): Add.
17355 * config/spu/spu-modes.def (INTR): Remove.
17357 More accurate warnings about run-time relocations.
17358 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17360 Correctly warn about immediate arguments to specific intrinsics.
17361 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17362 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17363 the instruction predicate.
17365 Fix tree check errors with latest update.
17366 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17368 (spu_expand_builtin): Use CALL_EXPR_FN.
17370 Add missing specific intrinsics.
17371 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17373 * config/spu/spu_internals.h: Ditto.
17375 Fix incorrect operand modifiers.
17376 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17377 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17379 Optimize one case of zero_extend of a vec_select.
17380 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17382 Accept any immediate for hbr.
17383 * config/spu/spu.md (hbr): Change s constraints to i.
17385 2007-02-21 Paul Brook <paul@codesourcery.com>
17387 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17388 condexec_count when skipping USE and CLOBBER.
17390 2007-02-21 Nick Clifton <nickc@redhat.com>
17392 * common.opt (Warray-bounds): Add Warning attribute.
17393 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17395 (fsized-zeroes): Add Optimization attribute.
17396 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17397 * c.opt (Wc++0x-compat): Add Warning attribute.
17399 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17401 PR middle-end/30761
17402 * reload1.c (eliminate_regs_in_insn): In the single_set special
17403 case, attempt to re-recognize the insn before falling back to
17404 having reload fix it up.
17406 2007-02-20 Eric Christopher <echristo@gmail.com>
17408 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17409 Rewrite accordingly.
17410 (frv_read_iacc_argument): Ditto.
17411 (frv_expand_set_builtin): Take a call instead of arglist, update for
17413 (frv_expand_unop_builtin): Ditto.
17414 (frv_expand_binop_builtin): Ditto.
17415 (frv_expand_cut_builtin): Ditto.
17416 (frv_expand_binopimm_builtin): Ditto.
17417 (frv_expand_voidbinop_builtin): Ditto.
17418 (frv_expand_int_void2arg): Ditto.
17419 (frv_expand_prefetches): Ditto.
17420 (frv_expand_voidtriop_builtin): Ditto.
17421 (frv_expand_voidaccop_builtin): Ditto.
17422 (frv_expand_load_builtin): Ditto.
17423 (frv_expand_store_builtin): Ditto.
17424 (frv_expand_mdpackh_builtin): Ditto.
17425 (frv_expand_mclracc_builtin): Ditto.
17426 (frv_expand_mrdacc_builtin): Ditto.
17427 (frv_expand_mwtacc_builtin): Ditto.
17428 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17431 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17433 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17434 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17436 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17437 point instructions.
17438 * configure: Regenerate.
17439 * config.in: Regenerate.
17440 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17441 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17442 masks to power6 and power6x and to POWERPC_MASKS.
17443 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17445 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17446 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17447 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17448 Access PROTOTYPE as variable, not mask.
17450 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17452 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17453 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17454 * combine.c (adjust_for_new_dest): Use it.
17455 * postreload.c (reload_combine): Likewise.
17457 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17459 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17460 notes on an insn with multiple sets, even if single_set returns
17461 non-NULL for that insn.
17463 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17465 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17466 scalbn and scalbln.
17468 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17470 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17471 if user didn't pass it.
17472 * config/i386/darwin.h (CC1_SPEC): Likewise.
17473 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17474 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17475 -mmacosx-version-min.
17477 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17478 Uros Bizjak <ubizjak@gmail.com>
17480 * optabs.h (enum optab_index): Add new OTI_scalb.
17481 (scalb_optab): Define corresponding macro.
17482 * optabs.c (init_optabs): Initialize scalb_optab.
17483 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17485 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17486 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17487 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17488 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17489 flag_unsafe_math_optimizations is set.
17491 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17492 to implement scalbf, scalb and scalbl built-ins as inline x87
17495 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17496 DJ Delorie <dj@redhat.com>
17499 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17500 (diagnostic_report_diagnostic): ... here, and turn them into real
17501 errors. If warnings are inhibited, no need to do anything.
17503 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17505 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17506 better code generation.
17508 2007-02-20 Ben Elliston <bje@au.ibm.com>
17510 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17512 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17514 * config/alpha/alpha.c, config/alpha/alpha.md,
17515 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17516 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17517 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17518 config/arm/lib1funcs.asm: Follow spelling conventions.
17520 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17521 config/fr30/fr30.md, config/i386/i386.h,
17522 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17523 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17524 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17525 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17526 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17527 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17528 config/sparc/sparc.c, config/sparc/sparc.h,
17529 config/sparc/sparc.md, config/spu/constraints.md,
17530 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17533 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17536 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17539 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17541 * doc/invoke.texi (-ftree-lrs): Remove.
17543 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17545 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17548 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17550 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17551 new CALL_EXPR_FN macro for retrieving the function
17552 declaration of the input expression.
17554 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17556 * c.opt (Waddress): New.
17557 * common.opt (Walways-true): Delete.
17558 (Wstring-literal-comparison): Delete.
17559 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17560 -Wstring-literal-comparison. Add -Waddress.
17562 (Walways-true): Delete.
17563 (Wstring-literal-comparison): Delete.
17564 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17565 consistently instead of -Walways-true in example.
17566 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17567 * c-typeck.c (parser_build_binary_op): Replace
17568 -Wstring-literal-comparison and -Walways-true with -Waddress.
17569 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17572 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17574 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17575 without DECL_STRUCT_FUNCTION initialized.
17577 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17579 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17580 due to calls to functions taking pointers as parameters.
17582 2007-02-19 Richard Henderson <rth@redhat.com>
17585 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17588 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17590 * config/s390/s390.c (s390_call_saved_register_used,
17591 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17592 accessed to the new scheme.
17594 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17596 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17597 (cris_print_index, cris_print_operand, cris_print_operand_address)
17598 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17599 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17600 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17601 GET_CODE () == xxx.
17602 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17603 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17604 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17605 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17606 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17607 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17608 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17609 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17610 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17611 (uminsi3, call, call_value): Ditto.
17612 (define_split: indir_to_reg_split, unnamed): Ditto.
17614 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17616 PR tree-optimization/30975
17617 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17620 2007-02-18 Eric Christopher <echristo@gmail.com>
17622 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17623 Remove use of arglist.
17624 (mips_expand_builtin): Remove use of arglist, pass in expr.
17625 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17626 (mips_expand_builtin_movtf): Ditto.
17627 (mips_expand_builtin_compare): Ditto.
17629 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17631 * tree-sra.c (sra_build_assignment): Replace assertion
17632 checking with a comment explaining why it can't be done.
17634 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17636 PR middle-end/30833
17637 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17638 during CALL_EXPR representation conversion.
17639 * tree-ssa-propagate.c (set_rhs): Likewise.
17641 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17643 * tree-sra.c (sra_build_assignment): Disable assertion checking
17646 2007-02-18 Roger Sayle <roger@eyesopen.com>
17648 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17649 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17650 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17652 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17653 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17654 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17655 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17656 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17657 force_gimple_operand): Likewise.
17658 * ipa-cp.c (constant_val_insert): Likewise.
17659 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17660 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17661 perfect_nestify): Likewise.
17662 * langhooks.c (lhd_omp_assignment): Likewise.
17663 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17664 lower_copyprivate_clauses, lower_send_clauses,
17665 lower_send_shared_vars, expand_parallel_call,
17666 expand_omp_for_generic, expand_omp_for_static_nochunk,
17667 expand_omp_for_static_chunk, expand_omp_sections,
17668 lower_omp_single_copy, lower_omp_for_lastprivate,
17669 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17670 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17671 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17674 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17676 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17677 config/sh/sh.md: Follow spelling conventions.
17679 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17680 config/frv/predicates.md: Follow spelling conventions.
17682 * config/m68k/linux-unwind.h: Fix a comment typo.
17683 * target.h: Follow spelling conventions.
17685 2007-02-18 Roger Sayle <roger@eyesopen.com>
17687 PR rtl-optimization/28173
17688 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17689 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17690 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17691 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17692 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17694 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17696 * builtins.c (fold_builtin_load_exponent): New.
17697 (fold_builtin_2): Use it.
17699 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17701 PR rtl-optimization/30773
17702 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17703 if we fail to attach a REG_EQUIV note.
17705 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17706 Roger Sayle <roger@eyesopen.com>
17708 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17710 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17712 * calls.c (initialize_argument_information): Pass original EXP
17713 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17714 code to split complex arguments here, as part of initializing the
17716 (expand_call): Remove code that builds a list of arguments and
17717 inserts implicit arguments into it. Instead, just count how many
17718 implicit arguments there will be so we can determine the size of
17719 the ARGS array, and let initialize_argument_information do the work.
17720 (split_complex_values): Delete unused function.
17722 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17724 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17726 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17728 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17729 for arg pointer based indexed addressing.
17731 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17733 * config/ia64/ia64.h, config/ia64/ia64.md,
17734 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17735 spelling conventions.
17737 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17739 * config/m68k/m68k.c (split_di): New.
17740 * config/m68k/m68k-protos.h: Declare split_di.
17741 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17742 Improve predicate handling and split constant shifts.
17744 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17746 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17747 parameter for register bitfield operations, general predicates
17750 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17752 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17753 * config/m68k/linux-unwind.h: New file.
17755 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17757 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17758 config/i386/athlon.md, config/ia64/ia64.md,
17759 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17760 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17761 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17762 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17763 tree-vect-transform.c: Fix comment typos.
17765 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17767 * sched-deps.c (find_insn_list): Remove.
17768 * sched-int.h: Remove the prototype for find_insn_list.
17770 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17772 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17774 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17775 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17776 darwin_rs6000_override_options.
17777 (C_COMMON_OVERRIDE_OPTIONS): Expect
17778 darwin_macosx_version_min to be non-NULL always.
17779 (TARGET_C99_FUNCTIONS): Likewise.
17780 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17781 (DARWIN_MINVERSION_SPEC): New.
17782 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17783 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17785 (DARWIN_MINVERSION_SPEC): New.
17786 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17788 * config/darwin-c.c (darwin_cpp_builtins): Expect
17789 darwin_macosx_version_min to be non-NULL always.
17791 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17793 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17795 * config/i386/i386.h (x86_use_xchgb): New.
17796 (TARGET_USE_XCHGB): New macro.
17797 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17798 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17799 Split after reload into bswaphi for shifts of 8.
17800 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17801 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17802 or when optimizing for size.
17804 2007-02-16 Richard Guenther <rguenther@suse.de>
17805 Christian Bruel <christian.bruel@st.com>
17807 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17808 DECLs but prefer SSA_NAMEs over DECLs.
17810 2007-02-16 Richard Guenther <rguenther@suse.de>
17812 * tree-flow-inline.h (single_imm_use_p): Remove.
17813 (zero_imm_uses_p): Likewise.
17814 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17815 instead of single_imm_use_p.
17816 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17819 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17822 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17823 nested double- and backquotes.
17825 2007-02-15 Roger Sayle <roger@eyesopen.com>
17827 PR middle-end/30391
17828 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17829 should be unreachable.
17830 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17831 For the time being redirect GIMPLE_MODIFY_STMT to the new
17832 (renamed) build_gimple_modify_stmt_stat.
17833 (build2_gimple_stat): Rename to...
17834 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17835 Always build a GIMPLE_MODIFY_STMT node.
17836 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17837 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17840 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17841 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17842 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17843 expand_complex_div_wide): Likewise.
17844 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17845 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17846 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17847 * tree-ssa-loop-manip.c (create_iv): Likewise.
17848 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17849 abs_replacement): Likewise.
17850 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17851 realify_fake_stores): Likewise.
17853 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17854 node rather than a GIMPLE_MODIFY_STMT node.
17855 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17856 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17858 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17859 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17860 GIMPLE_MODIFY_STMT.
17862 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17864 PR middle-end/30433
17865 * fold-const.c (fold_comparison): Add back the
17866 folding of constant complex comparisions.
17868 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17870 PR middle-end/30729
17871 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17872 effects unknown to this function, return early.
17874 2007-02-15 Ian Lance Taylor <iant@google.com>
17876 * lower-subreg.c (move_eh_region_note): New static function.
17877 (resolve_simple_move): Call it.
17878 (decompose_multiword_subregs): Track blocks for which we resolve a
17879 simple move which is also a control flow insn. Pass them to
17880 find_many_sub_basic_blocks.
17881 (pass_lower_subreg): Add TODO_verify_flow.
17882 (pass_lower_subreg2): Likewise.
17884 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17885 Brooks Moses <brooks.moses@codesourcery.com>
17886 Lee Millward <lee.millward@codesourcery.com>
17888 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17889 (VL_EXP_CLASS_P): New.
17890 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17892 (TREE_OPERAND_CHECK_CODE): Likewise.
17893 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17894 (TREE_RTL_OPERAND_CHECK): Likewise.
17895 (tree_operand_check_failed): Make second parameter the whole tree
17896 instead of its code. Fixed callers.
17897 (VL_EXP_CHECK): New.
17898 (TREE_OPERAND_LENGTH): New.
17899 (VL_EXP_OPERAND_LENGTH): New.
17900 (CALL_EXPR_FN): New.
17901 (CALL_EXPR_STATIC_CHAIN): New.
17902 (CALL_EXPR_ARGS): New.
17903 (CALL_EXPR_ARG): New.
17904 (call_expr_nargs): New.
17905 (CALL_EXPR_ARGP): New.
17906 (build_nt_call_list): Declare.
17907 (build_vl_exp_stat): Declare.
17908 (build_vl_exp): New.
17909 (build_call_list): Declare.
17910 (build_call_nary): Declare.
17911 (build_call_valist): Declare.
17912 (build_call_array): Declare.
17913 (call_expr_arg): Declare.
17914 (call_expr_argp): Declare.
17915 (call_expr_arglist): Declare.
17916 (fold_build_call_list): Declare.
17917 (fold_build_call_list_initializer): Declare.
17918 (fold_call_expr): Declare to replace fold_builtin.
17919 (fold_builtin_fputs): Update to agree with modified definition.
17920 (fold_builtin_strcpy): Likewise.
17921 (fold_builtin_strncpy): Likewise.
17922 (fold_builtin_memory_chk): Likewise.
17923 (fold_builtin_stxcpy_chk): Likewise.
17924 (fold_builtin_strncpy_chk): Likewise.
17925 (fold_builtin_next_arg): Likewise.
17926 (fold_build_call_expr): Declare.
17927 (fold_builtin_call_list): Declare.
17928 (fold_builtin_call_valist): Declare.
17929 (build_call_expr): Declare.
17930 (validate_arglist): Update to agree with modified definition.
17931 (tree_operand_length): New.
17932 (call_expr_arg_iterator): New.
17933 (init_call_expr_arg_iterator): New.
17934 (next_call_expr_arg): New.
17935 (first_call_expr_arg): New.
17936 (more_call_expr_args_p): New.
17937 (FOR_EACH_CALL_EXPR_ARG): New.
17939 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17940 and tcc_gimple_stmt.
17941 (tree_code_size): Update documentation. Use sizeof (tree) rather
17942 than sizeof (char *).
17943 (tree_size): Likewise. Add case for tcc_vl_exp.
17944 (tree_node_structure): Add case for tcc_vl_exp.
17945 (contains_placeholder_p): Likewise.
17946 (substitute_in_expr): Likewise.
17947 (substitute_placeholder_in_expr): Likewise.
17948 (stabilize_reference_1): Likewise.
17949 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17950 to diagnose breakage of this interface for constructing CALL_EXPRs.
17951 (build_nt): Add similar assertion here.
17952 (build_nt_call_list): New.
17953 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17954 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17956 (get_callee_fndecl): Use new CALL_EXPR accessors.
17957 (tree_operand_check_failed): Change parameters to pass entire node
17958 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17959 (process_call_operands): New.
17960 (build_vl_exp_stat): New.
17961 (build_call_list): New.
17962 (build_call_nary): New.
17963 (build_call_valist): New.
17964 (build_call_array): New.
17965 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17966 (call_expr_arglist): New.
17968 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17969 tcc_vl_exp instead of a fixed-size tcc_expression.
17971 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17972 accessors for CALL_EXPRs.
17973 (AGGR_INIT_EXPR): Likewise.
17975 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17976 Brooks Moses <brooks.moses@codesourcery.com>
17977 Lee Millward <lee.millward@codesourcery.com>
17979 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17980 (expand_builtin_nonlocal_goto): Change parameter to be entire
17981 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17982 (expand_builtin_prefetch): Likewise.
17983 (expand_builtin_classify_type): Likewise.
17984 (mathfn_built_in): Return NULL_TREE instead of 0.
17985 (expand_errno_check): Use new CALL_EXPR accessors.
17986 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17987 Return NULL_RTX instead of 0.
17988 (expand_builtin_mathfn_2): Likewise.
17989 (expand_builtin_mathfn_3): Likewise.
17990 (expand_builtin_interclass_mathfn): Likewise.
17991 (expand_builtin_sincos): Likewise.
17992 (expand_builtin_cexpi): Likewise.
17993 (expand_builtin_int_roundingfn): Likewise.
17994 (expand_builtin_int_roundingfn_2): Likewise.
17995 (expand_builtin_pow): Likewise.
17996 (expand_builtin_powi): Likewise.
17997 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17998 of arglist, fixing callers appropriately. Use new CALL_EXPR
17999 accessors and constructors. Return NULL_RTX instead of 0.
18000 (expand_builtin_strstr): Likewise.
18001 (expand_builtin_strchr): Likewise.
18002 (expand_builtin_strrchr): Likewise.
18003 (expand_builtin_strpbrk): Likewise.
18004 (expand_builtin_memcpy): Likewise.
18005 (expand_builtin_mempcpy): Likewise.
18006 (expand_builtin_mempcpy_args): New.
18007 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
18008 (expand_builtin_memmove_args): New.
18009 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
18010 (expand_movstr): Likewise.
18011 (expand_builtin_strcpy): Likewise.
18012 (expand_builtin_strcpy_args): New.
18013 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
18014 (expand_builtin_strncpy): Likewise.
18015 (expand_builtin_memset): Likewise.
18016 (expand_builtin_memset_args): New.
18017 (expand_builtin_bzero): Similarly to expand_builtin_memset.
18018 (expand_builtin_memcmp): Likewise.
18019 (expand_builtin_strcmp): Likewise.
18020 (expand_builtin_strncmp): Likewise.
18021 (expand_builtin_strcat): Likewise.
18022 (expand_builtin_strncat): Likewise.
18023 (expand_builtin_strspn): Likewise.
18024 (expand_builtin_strcspn): Likewise.
18025 (expand_builtin_args_info): Likewise.
18026 (expand_builtin_va_start): Likewise.
18027 (gimplify_va_arg_expr): Likewise.
18028 (expand_builtin_va_end): Likewise.
18029 (expand_builtin_va_copy): Likewise.
18030 (expand_builtin_frame_address): Likewise.
18031 (expand_builtin_alloca): Likewise.
18032 (expand_builtin_bswap): Likewise.
18033 (expand_builtin_unop): Likewise.
18034 (expand_builtin_fputs): Likewise.
18035 (expand_builtin_expect): Likewise.
18036 (expand_builtin_fabs): Likewise.
18037 (expand_builtin_copysign): Likewise.
18038 (expand_builtin_printf): Likewise.
18039 (expand_builtin_fprintf): Likewise.
18040 (expand_builtin_sprintf): Likewise.
18041 (expand_builtin_init_trampoline): Likewise.
18042 (expand_builtin_signbit): Likewise.
18043 (expand_builtin_fork_or_exec): Likewise.
18044 (expand_builtin_sync_operation): Likewise.
18045 (expand_builtin_compare_and_swap): Likewise.
18046 (expand_builtin_lock_test_and_set): Likewise.
18047 (expand_builtin_lock_release): Likewise.
18048 (expand_builtin): Likewise.
18049 (builtin_mathfn_code): Likewise.
18051 (fold_builtin_constant_p): Pass call arguments individually instead
18052 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18053 accessors and constructors. Return NULL_TREE instead of 0.
18054 (fold_builtin_expect): Likewise.
18055 (fold_builtin_classify_type): Likewise.
18056 (fold_builtin_strlen): Likewise.
18057 (fold_builtin_nan): Likewise.
18058 (integer_valued_real_p): Likewise.
18059 (fold_trunc_transparent_mathfn): Likewise.
18060 (fold_fixed_mathfn): Likewise.
18061 (fold_builtin_cabs): Likewise.
18062 (fold_builtin_sqrt): Likewise.
18063 (fold_builtin_cbrt): Likewise.
18064 (fold_builtin_cos): Likewise.
18065 (fold_builtin_cosh): Likewise.
18066 (fold_builtin_tan): Likewise.
18067 (fold_builtin_sincos): Likewise.
18068 (fold_builtin_cexp): Likewise.
18069 (fold_builtin_trunc): Likewise.
18070 (fold_builtin_floor): Likewise.
18071 (fold_builtin_ceil): Likewise.
18072 (fold_builtin_round): Likewise.
18073 (fold_builtin_int_roundingfn): Likewise.
18074 (fold_builtin_bitop): Likewise.
18075 (fold_builtin_bswap): Likewise.
18076 (fold_builtin_logarithm): Likewise.
18077 (fold_builtin_hypot): Likewise.
18078 (fold_builtin_pow): Likewise.
18079 (fold_builtin_powi): Likewise.
18080 (fold_builtin_exponent): Likewise.
18081 (fold_builtin_memset): Likewise.
18082 (fold_builtin_bzero): Likewise.
18083 (fold_builtin_memory_op): Likewise.
18084 (fold_builtin_bcopy): Deleted; call site changed to invoke
18085 fold_builtin_memory_op directly.
18086 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
18087 (fold_builtin_strncpy): Likewise.
18088 (fold_builtin_memcmp): Likewise.
18089 (fold_builtin_strcmp): Likewise.
18090 (fold_builtin_strncmp): Likewise.
18091 (fold_builtin_signbit): Likewise.
18092 (fold_builtin_copysign): Likewise.
18093 (fold_builtin_isascii): Likewise.
18094 (fold_builtin_toascii): Likewise.
18095 (fold_builtin_isdigit): Likewise.
18096 (fold_builtin_fabs): Likewise.
18097 (fold_builtin_abs): Likewise.
18098 (fold_builtin_fmin_fmax): Likewise.
18099 (fold_builtin_carg): Likewise.
18100 (fold_builtin_classify): Likewise.
18101 (fold_builtin_unordered_cmp): Likewise.
18103 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
18104 New functions split out from fold_builtin_1.
18105 (fold_builtin_n): New.
18106 (fold_builtin_varargs): New.
18107 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
18109 (fold_call_expr): New.
18110 (build_function_call_expr): Rewrite to use new helper function.
18111 (fold_builtin_call_list): New.
18112 (build_call_expr): New.
18113 (fold_builtin_call_valist): New.
18114 (rewrite_call_expr): New.
18115 (validate_arg): New.
18116 (validate_arglist): Change parameter to be entire CALL_EXPR instead
18117 of an arglist. Change return type to bool. Use new CALL_EXPR
18120 (fold_builtin_strstr): Pass call arguments individually instead
18121 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18122 accessors and constructors. Return NULL_TREE instead of 0.
18123 (fold_builtin_strchr): Likewise.
18124 (fold_builtin_strrchr): Likewise.
18125 (fold_builtin_strpbrk): Likewise.
18126 (fold_builtin_strcat): Likewise.
18127 (fold_builtin_strncat): Likewise.
18128 (fold_builtin_strspn): Likewise.
18129 (fold_builtin_strcspn): Likewise.
18130 (fold_builtin_fputs): Likewise.
18131 (fold_builtin_next_arg): Likewise.
18132 (fold_builtin_sprintf): Likewise.
18134 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
18135 NULL_RTX instead of 0.
18136 (expand_builtin_memory_chk): Likewise.
18137 (maybe_emit_chk_warning): Likewise.
18138 (maybe_emit_sprintf_chk_warning): Likewise.
18140 (fold_builtin_object_size): Pass call arguments individually instead
18141 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
18142 accessors and constructors. Return NULL_TREE instead of 0.
18143 (fold_builtin_memory_chk): Likewise.
18144 (fold_builtin_stxcpy_chk): Likewise.
18145 (fold_builtin_strncpy_chk): Likewise.
18146 (fold_builtin_strcat_chk): Likewise.
18147 (fold_builtin_strcat_chk): Likewise.
18148 (fold_builtin_strncat_chk): Likewise.
18149 (fold_builtin_sprintf_chk): Likewise.
18150 (fold_builtin_snprintf_chk): Likewise.
18151 (fold_builtin_printf): Likewise.
18152 (fold_builtin_vprintf): Likewise.
18154 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18156 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18157 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18158 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18159 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18160 (fold_unary): Likewise.
18161 (fold_binary): Likewise.
18162 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18163 ternary expressions.
18164 (fold): Add logic for tcc_vl_exp.
18165 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18166 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18167 (fold_build3_stat): Add assertion to flag broken interface for
18168 constructing CALL_EXPRs.
18169 (fold_build_call_list): New.
18170 (fold_build_call_list_initializer): New.
18171 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18173 (fold_strip_sign_ops): Likewise.
18175 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18176 Brooks Moses <brooks.moses@codesourcery.com>
18177 Lee Millward <lee.millward@codesourcery.com>
18179 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18180 accessors and dump arguments explicitly.
18182 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18184 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18186 (print_call_name): Use new CALL_EXPR accessors.
18188 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18189 CALL_EXPR arguments explicitly instead of as a list. Use
18190 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18192 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18193 (vrp_visit_stmt): Likewise.
18195 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18196 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18198 (force_move_till_expr): Likewise.
18200 * targhooks.c (default_external_stack_protect_fail): Use
18201 build_call_expr instead of build_function_call_expr.
18202 (default_hidden_stack_protect_fail): Likewise.
18204 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18207 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18208 and walk arguments explicitly.
18210 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18211 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18212 (expand_simple_operations): Likewise.
18213 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18215 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18216 of TREE_CODE_LENGTH.
18217 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18219 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18220 instead of TREE_CODE_LENGTH.
18222 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18223 (tree_ic_transform): Likewise.
18224 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18225 parameter instead of arglist. Fix callers.
18226 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18227 (tree_stringops_transform): Likewise.
18228 (tree_indirect_call_to_profile): Likewise.
18229 (tree_stringops_values_to_profile): Likewise.
18231 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18232 (eliminate_tail_call): Likewise.
18234 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18236 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18237 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18239 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18241 * omp-low.c (build_omp_barrier): Use build_call_expr.
18242 (lower_rec_input_clauses): Likewise.
18243 (lower_reduction_clauses): Likewise.
18244 (expand_parallel_call): Likewise.
18245 (maybe_catch_exception): Likewise.
18246 (expand_omp_for_generic): Likewise.
18247 (expand_omp_for_static_nochunk): Likewise.
18248 (expand_omp_sections): Likewise.
18249 (lower_omp_single_simple): Likewise.
18250 (lower_omp_single_copy): Likewise.
18251 (lower_omp_master): Likewise.
18252 (lower_omp_ordered): Likewise.
18253 (lower_omp_critical): Likewise.
18255 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18256 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18258 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18259 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18260 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18262 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18263 and generalize to handle any number of operands.
18264 (chrec_contains_undetermined): Likewise.
18265 (tree_contains_chrecs): Likewise.
18266 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18268 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18270 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18271 fold_call_expr instead of fold_builtin.
18272 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18273 match declarations there.
18274 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18277 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18278 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18280 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18281 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18283 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18286 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18287 (execute_cse_sincos): Use new CALL_EXPR accessors.
18289 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18291 * gimple-low.c (lower_function_body): Use build_call_expr.
18292 (lower_builtin_setjmp): Likewise.
18294 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18295 (set_storage_via_libcall): Likewise.
18296 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18297 instead of TREE_CODE_LENGTH.
18298 (expand_expr_real_1): Use new CALL_EXPR accessors.
18300 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18301 generalize to handle any number of operands.
18302 (TB_parent_eq): Likewise.
18304 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18305 (strip_builtin_expect): Likewise.
18307 * function.c (gimplify_parameters): Use build_call_expr.
18309 * tree-vectorizer.c (vect_is_simple_reduction): Use
18310 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18312 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18313 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18315 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18318 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18319 (gimplify_decl_expr): Likewise.
18320 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18321 Use new CALL_EXPR iterators.
18322 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18323 (gimplify_modify_expr_to_memset): Likewise.
18324 (gimplify_variable_sized_compare): Likewise.
18325 (gimplify_omp_atomic_fetch_op): Likewise.
18326 (gimplify_omp_atomic_pipeline): Likewise.
18327 (gimplify_omp_atomic_mutex): Likewise.
18328 (gimplify_function_tree): Likewise.
18330 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18331 (call_expr_flags): Likewise.
18332 (expand_call): Likewise.
18334 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18335 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18338 * coverage.c (create_coverage): Use build_call_expr.
18340 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18341 (temp_call_expr_obstack): New.
18342 (pool_copy_list): Delete.
18343 (temp_copy_call_expr): New.
18344 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18345 CALL_EXPR accessors. Get rid of special goo for copying argument
18346 lists and use temp_copy_call_expr instead.
18347 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18348 CALL_EXPR accessors.
18349 (create_expression_by_pieces): Likewise. Use build_call_array
18350 to construct the result instead of fold_build3.
18351 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18352 dealing with argument lists.
18353 (init_pre): Remove references to expression_node_pool and
18354 list_node_pool. Init temp_call_expr_obstack instead.
18355 (fini_pre): Remove references to expression_node_pool and
18358 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18359 and walk arguments explicitly instead of as a list.
18361 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18362 (mx_register_decls): Likewise.
18363 (mudflap_register_call): Likewise.
18364 (mudflap_finish_file): Likewise.
18366 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18367 (ipa_callsite_compute_param): Likewise.
18369 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18370 accessors and constructor.
18372 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18373 accessors and constructor.
18374 (convert_tramp_reference): Likewise.
18375 (convert_call_expr): Likewise.
18376 (finalize_nesting_tree_1): Likewise.
18378 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18381 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18383 * tree-inline.c (initialize_inlined_parameters): Pass entire
18384 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18386 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18387 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18389 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18390 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18391 (vectorizable_reduction): Likewise.
18392 (vectorizable_call): Use new CALL_EXPR iterators.
18393 (vectorizable_conversion): Use build_call_expr.
18394 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18395 (vect_gen_widened_results_half): Use build_call_expr.
18396 (vect_setup_realignment): Likewise.
18397 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18399 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18400 (pass_through_call): Likewise.
18401 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18404 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18405 (tree_gen_pow2_profiler): Likewise.
18406 (tree_gen_one_value_profiler): Likewise.
18407 (tree_gen_ic_func_profiler): Likewise.
18408 (tree_gen_average_profiler): Likewise.
18409 (tree_gen_ior_profiler): Likewise.
18411 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18412 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18413 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18415 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18416 of TREE_CODE_LENGTH.
18418 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18419 of TREE_CODE_LENGTH.
18421 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18423 (convert_to_integer): Likewise.
18425 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18428 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18429 Brooks Moses <brooks.moses@codesourcery.com>
18430 Lee Millward <lee.millward@codesourcery.com>
18432 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18434 * config/frv/frv.c (frv_expand_builtin): Likewise.
18435 * config/s390/s390.c (s390_expand_builtin): Likewise.
18437 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18438 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18440 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18441 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18442 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18443 (ix86_expand_store_builtin): Likewise.
18444 (ix86_expand_unop_builtin): Likewise.
18445 (ix86_expand_unop1_builtin): Likewise.
18446 (ix86_expand_sse_compare): Likewise.
18447 (ix86_expand_sse_comi): Likewise.
18448 (ix86_expand_vec_init_builtin): Likewise.
18449 (ix86_expand_vec_ext_builtin): Likewise.
18450 (ix86_expand_vec_set_builtin): Likewise.
18451 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18453 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18454 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18456 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18457 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18458 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18460 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18462 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18463 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18464 arglist. Use new CALL_EXPR accessors. Fix callers.
18465 (altivec_expand_abs_builtin): Likewise.
18466 (rs6000_expand_binop_builtin): Likewise.
18467 (altivec_expand_predicate_builtin): Likewise.
18468 (altivec_expand_lv_builtin): Likewise.
18469 (spe_expand_stv_builtin): Likewise.
18470 (altivec_expand_stv_builtin): Likewise.
18471 (rs6000_expand_ternop_builtin): Likewise.
18472 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18473 (altivec_expand_st_builtin): Likewise.
18474 (altivec_expand_dst_builtin): Likewise.
18475 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18476 arglist. Use new CALL_EXPR accessors. Fix callers.
18477 (altivec_expand_vec_set_builtin): Likewise.
18478 (altivec_expand_vec_ext_builtin): Likewise.
18479 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18480 (spe_expand_builtin): Likewise.
18481 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18482 arglist. Use new CALL_EXPR accessors. Fix callers.
18483 (spe_expand_evsel_builtin): Likewise.
18484 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18485 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18487 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18488 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18489 (arm_expand_unop_builtin): Likewise.
18490 (arm_expand_builtin): Use new CALL_EXPR accessors.
18492 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18495 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18496 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18498 (bfin_expand_unop_builtin): Likewise.
18499 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18501 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18502 Brooks Moses <brooks.moses@codesourcery.com>
18503 Lee Millward <lee.millward@codesourcery.com>
18505 * c-semantics.c (build_stmt): Add internal diagnostic check.
18507 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18508 accessors. Print arguments explicitly instead of as a list.
18510 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18512 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18513 (c_finish_omp_flish): Likewise.
18515 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18516 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18517 instead of TREE_CODE_LENGTH.
18518 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18519 (c_warn_unused_result): Likewise.
18521 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18524 * doc/invoke.texi (Warning Options): Remove
18525 -Werror-implicit-function-declaration.
18526 (Wimplicit-function-declaration): Update description.
18527 * opts.c (common_handle_option): Move handling of -Werror=* to...
18528 (enable_warning_as_error): ...here.
18529 * opts.h (enable_warning_as_error): Declare.
18530 * c-decl.c (implicit_decl_warning): Unless
18531 -Wno-implicit-function-declaration is given, emit a pedwarn if
18532 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18533 * c.opt (Wimplicit-function-declaration): Replace
18534 mesg_implicit_function_declaration with
18535 warn_implicit_function_declaration.
18536 * c-opts.c (c_common_handle_option):
18537 -Werror-implicit-function-declaration is exactly equal as
18538 -Werror=implicit-function-declaration.
18539 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18540 warn_implicit_function_declaration.
18541 (c_common_post_options): -Wimplict-function-declaration is enabled
18542 by default by -std=c99, otherwise is disabled by default.
18543 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18545 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18547 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18548 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18549 former is ignored but not the latter.
18551 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18553 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18554 is made and the reference doesn't use the alias set of its type,
18555 do not create the temporary using that type.
18557 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18559 * jump.c: Remove prototypes for delete_computation and
18560 delete_prior_computation.
18562 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18564 * jump.c (get_label_after): Delete.
18565 (get_label_before, delete_computation, delete_jump,
18566 delete_prior_computation, follow_jumps): Move...
18567 * reorg.c (delete_computation, delete_prior_computation): ... here...
18568 (get_label_before, delete_jump): ... making these static ...
18569 (follow_jumps): ... and simplifying this since it only runs after
18571 * rtl.h (get_label_after, get_label_before, delete_jump,
18572 follow_jumps): Delete prototypes.
18574 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18576 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18578 2007-02-15 Nick Clifton <nickc@redhat.com>
18580 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18581 order to prevent it from being munged by the target.
18583 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18585 * config/i386/i386.md: Remove misleading comment.
18587 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18589 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18590 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18593 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18595 * tree-sra.c (instantiate_missing_elements): Canonicalize
18597 (sra_build_assignment): New.
18598 (generate_copy_inout, generate_element_copy,
18599 generate_element_zero, generate_one_element_init): Use it.
18601 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18603 * tree-sra.c (instantiate_missing_elements): Canonicalize
18605 (sra_build_assignment): New.
18606 (generate_copy_inout, generate_element_copy,
18607 generate_element_zero, generate_one_element_init): Use it.
18609 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18611 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18614 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18616 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18617 types as aggregates not scalars.
18618 * function.c (assign_stack_temp_for_type): Likewise.
18620 2007-02-14 Roger Sayle <roger@eyesopen.com>
18621 Zdenek Dvorak <dvorakz@suse.cz>
18623 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18626 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18628 * passes.c (next_pass_1): Clear the next field of the copied
18631 2007-02-14 Richard Henderson <rth@redhat.com>
18633 * tree-sra.c (early_sra): New.
18634 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18635 (tree_sra_early, pass_sra_early): New.
18636 * tree-pass.h (pass_sra_early): Declare.
18637 * passes.c (init_optimization_passes): Use it.
18639 2007-02-14 Richard Guenther <rguenther@suse.de>
18641 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18643 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18645 PR tree-optimization/30771
18646 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18648 (vect_analyze_operations): Induction phis can now be marked as
18650 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18651 Update documentation accordingly.
18653 2007-02-14 Nick Clifton <nickc@redhat.com>
18655 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18656 most 3 arguments are supported.
18657 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18659 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18661 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18662 Ensure dst->current is valid.
18664 2007-02-13 Paul Brook <paul@codesourcery.com>
18666 * config.gcc: Add arm*-*-uclinux-*eabi.
18667 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18668 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18669 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18670 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18671 (LINK_SPEC): Define.
18672 (LIB_SPEC): Define.
18673 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18675 * config/arm/uclinux-eabi.h: New file.
18676 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18677 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18680 2007-02-13 Ian Lance Taylor <iant@google.com>
18682 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18683 * flags.h (warn_strict_overflow): Declare.
18684 (enum warn_strict_overflow_code): Define.
18685 (issue_strict_overflow_warning): New static inline function.
18686 * opts.c (warn_strict_overflow): New variable.
18687 (common_handle_option): Handle OPT_Wstrict_overflow and
18688 OPT_Wstrict_overflow_.
18689 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18691 * fold-const.c: Include intl.h.
18692 (fold_deferring_overflow_warnings): New static variable.
18693 (fold_deferred_overflow_warning): New static variable.
18694 (fold_deferred_overflow_code): New static variable.
18695 (fold_defer_overflow_warnings): New function.
18696 (fold_undefer_overflow_warnings): New function.
18697 (fold_undefer_and_ignore_overflow_warnings): New function.
18698 (fold_deferring_overflow_warnings_p): New function.
18699 (fold_overflow_warning): New static function.
18700 (make_range): Add strict_overflow_p parameter. Change all
18702 (extract_muldiv, extract_muldiv_1): Likewise.
18703 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18704 tree_expr_nonnegative_p.
18705 (fold_negate_expr): Call fold_overflow_warning.
18706 (fold_range_test): Likewise.
18707 (fold_comparison): Likewise.
18708 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18709 instead of tree_expr_nonnegative_p.
18710 (tree_expr_nonnegative_warnv_p): Rename from
18711 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18712 (tree_expr_nonnegative_p): New function.
18713 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18714 strict_overflow_p parameter.
18715 (tree_expr_nonzero_p): New function.
18716 * passes.c (verify_interpass_invariants): New static function.
18717 (execute_one_pass): Call it.
18718 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18720 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18721 (estimate_numbers_of_iterations): Likewise.
18722 (scev_probably_wraps_p): Likewise.
18723 * tree-ssa-ccp.c: Include "toplev.h".
18724 (evaluate_stmt): Defer fold overflow warnings until we know we are
18726 (struct fold_stmt_r_data): Add stmt field.
18727 (fold_stmt_r): Defer fold overflow warnings until we know we
18729 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18730 (fold_stmt_inplace): Likewise.
18731 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18732 (cleanup_control_expr_graph): Defer fold overflow warnings until
18733 we know we are going to optimize.
18734 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18735 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18737 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18738 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18739 * tree-ssa-loop-manip.c (create_iv): Likewise.
18740 * c-typeck.c (build_conditional_expr): Likewise.
18741 (build_binary_op): Likewise.
18742 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18743 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18744 (extract_range_from_unary_expr): Likewise.
18745 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18746 assuming that signed overflow does not occur.
18747 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18748 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18749 (fold_defer_overflow_warnings): Declare.
18750 (fold_undefer_overflow_warnings): Declare.
18751 (fold_undefer_and_ignore_overflow_warnings): Declare.
18752 (fold_deferring_overflow_warnings_p): Declare.
18753 (tree_expr_nonzero_warnv_p): Declare.
18754 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18755 of warning options.
18756 (Warning Options): Document -Wstrict-overflow.
18757 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18758 (tree-ssa-ccp.o): Likewise.
18759 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18760 (fold-const.o): Depend on intl.h.
18762 2007-02-13 Ian Lance Taylor <iant@google.com>
18764 PR middle-end/30751
18765 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18768 2007-02-13 Stuart Hastings <stuart@apple.com>
18770 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18772 2007-02-13 Richard Henderson <rth@redhat.com>
18774 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18775 handled_component_p before looking for the indirect_ref.
18777 2007-02-13 Richard Henderson <rth@redhat.com>
18779 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18780 remove flags clobber.
18781 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18782 (bswaphi_lowpart): New.
18783 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18784 remove TARGET_BSWAP test. Delete expander of the same name.
18786 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18787 (expand_unop): Use them.
18789 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18791 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18792 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18793 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18794 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18795 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18796 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18797 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18798 assembler dialect choice from asm templates.
18800 2007-02-12 Richard Henderson <rth@redhat.com>
18802 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18803 (fixuns_trunc<SSEMODEF>si2): Use it.
18804 * config/i386/sse.md (vec_setv4sf_0): Export.
18805 * config/i386/i386.c (ix86_build_const_vector): Export.
18806 (ix86_split_convert_uns_si_sse): Rename from
18807 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18808 * config/i386/i386-protos.h: Update.
18810 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18813 * c-typeck.c (c_finish_return): Improve warning message.
18815 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18817 * alias.c (find_symbolic_term): Delete unused function.
18819 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18822 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18823 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18825 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18827 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18828 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18829 the function, temporarily point the debug interface to the null one.
18831 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18833 * dwarf2out.c (round_up_to_align): New static function.
18834 (field_byte_offset): Use it to round the offset.
18836 2007-02-12 Richard Henderson <rth@redhat.com>
18838 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18839 (inswl_const): Export.
18841 2007-02-12 Richard Henderson <rth@redhat.com>
18843 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18844 result mode of the libcall, convert back to outmode.
18846 2007-02-12 Roger Sayle <roger@eyesopen.com>
18848 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18849 (bswapdi2): New define_expand to implement 32-bit implementation.
18851 2007-02-12 Nick Clifton <nickc@redhat.com>
18853 * doc/invoke.texi (Overall Options): Document --help=.
18854 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18855 (cc1_options): Pass --help= on to cc1.
18856 (display_help): Add description of --help=.
18857 (process_command): Add code to handle --help=. Allow translated
18858 --help and --target-help switches to be passed on to compiler
18860 (main): Remove unused if statement.
18861 * opts.c (columns): Remove.
18862 (LEFT_COLUMN): Define.
18863 (wrap_help): Add columns argument.
18864 (print_filtered_help): Change parameters to be an include bitmask,
18865 an exclude bitmask, an any bitmask and the column width. Move the
18866 code to display the params list here. Add code to display the
18867 status of options rather than their descriptions if the quiet flag
18869 (print_specific_help): Change parameters to be an include bitmask,
18870 an exclude bitmask and an any bitmask. Move code to look up the
18871 column width here. Decide upon the title for an options listing.
18872 (common_handle_options): Add code to handle --help=. Adapt code
18873 for --help and --target-help to use the revised form of the
18874 print_specific_help function.
18875 (print_help): Delete.
18876 (print_param_help): Delete.
18877 (print_switch): Delete.
18878 * opts.h (cl_lang_count): Add prototype.
18879 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18880 CL_MAX_OPTION_CLASS): New defines.
18881 * optc-gen.awk: Add construction of cl_lang_count.
18882 * c.opt: Add Warning attribute to warning options and Optimization
18883 attribute to optimization options.
18884 * common.opt: Likewise.
18886 Add -fhelp and -ftarget-help as aliases for the transformed --help
18887 and --target-help options.
18888 * opt-functions.awk: Add code to handle Warning and Optimization
18891 2007-02-12 Richard Henderson <rth@redhat.com>
18893 * config/alpha/constraints.md: New file.
18894 * config/alpha/alpha.c: Include tm-constrs.h.
18895 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18896 alpha_extra_constraint): Remove.
18897 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18898 * config/alpha/alpha-protos.h: Update.
18899 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18900 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18901 (EXTRA_CONSTRAINT): Remove.
18902 * config/alpha/alpha.md: Include constraints.md.
18903 (adddi splitter): Use satisfies_constraint_*.
18904 * config/alpha/predicates.md (add_operand): Likewise.
18905 (sext_add_operand, addition_operation): Likewise.
18907 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18909 PR tree-optimization/29145
18910 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18911 in our handling of restrict qualified pointers.
18913 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18916 * doc/invoke.texi (Wunused-value): Update description.
18917 (Wextra): Delete item.
18918 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18919 value of Wunused-value.
18920 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18921 (c_finish_stmt_expr): Don't check extra_warnings.
18922 (emit_side_effect_warnings): The caller is responsible to check
18925 2007-02-11 Roger Sayle <roger@eyesopen.com>
18926 Matt Thomas <matt@3am-software.com>
18928 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18930 2007-02-11 Roger Sayle <roger@eyesopen.com>
18932 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18933 comparisons of POPCOUNT against zero.
18934 (simplify_const_relational_operation): Likewise.
18936 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18938 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18940 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18942 * dwarf2out.c (root_type): Delete unused function.
18944 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18946 * genattrtab.c (contained_in_p): Delete unused function.
18947 (write_expr_attr_cache): Likewise.
18949 2007-02-11 Jan Hubicka <jh@suse.cz>
18951 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18954 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18956 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18957 to add the REG_EQ* note.
18958 * see.c (see_merge_one_use_extension): Likewise.
18959 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18960 turn REG_EQUAL notes into REG_EQUIV notes if the target
18961 register may have more than one set.
18962 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18963 * gcse.c (try_replace_reg): Likewise.
18964 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18965 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18966 more than one REG_EQUIV note.
18967 * reload1.c (gen_reload): Use set_unique_reg_note.
18969 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18971 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18972 (ix86_builtin_conversion): New function.
18974 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18977 * tree.h (DECL_REPLACEABLE_P): New macro.
18978 * except.c (set_nothrow_function_flags): Likewise.
18980 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18981 Ira Rosen <irar@il.ibm.com>
18982 Dorit Nuzman <dorit@il.ibm.com>
18984 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18985 * targhooks.c (default_builtin_vectorized_conversion): New.
18986 * targhooks.h (default_builtin_vectorized_function): New declaration.
18987 * target.h (struct vectorize): Add builtin_conversion field.
18988 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18989 stmt_vec_info_type value.
18990 (vectorizable_conversion): New declaration.
18991 * tree-vect-analyze.c (vect_analyze_operations): Add
18992 vectorizable_conversion call.
18993 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18994 * tree-vect-transform.c (vectorizable_conversion): New function.
18995 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18996 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18998 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18999 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
19000 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
19001 or ALTIVEC_BUILTIN_VCFSX.
19003 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19006 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
19007 CONST_DOUBLE and operand 0 is a hard register.
19008 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
19009 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
19010 is a hard floating-point register.
19012 2007-02-10 Richard Henderson <rth@redhat.com>
19013 Jakub Jelinek <jakub@redhat.com>
19014 Alexandre Oliva <aoliva@redhat.com>
19016 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
19017 * builtin-types.def (BT_WORD): Make unsigned.
19018 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
19019 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
19020 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
19021 * c-decl.c (grokdeclarator): Don't error if !have_tls.
19022 * c-parser.c (c_parser_omp_threadprivate): Likewise.
19023 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
19025 * expr.c (emutls_var_address): New.
19026 (expand_expr_real_1): Expand emulated tls.
19027 (expand_expr_addr_expr_1): Likewise.
19028 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
19029 * output.h (emutls_finish): Declare.
19030 * toplev.c (compile_file): Call it.
19031 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
19032 address before wrapping in CONST.
19033 * varasm.c (emutls_htab, emutls_object_type): New.
19034 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
19035 (get_emutls_object_name, get_emutls_object_type): New.
19036 (get_emutls_init_templ_addr, emutls_decl): New.
19037 (emutls_common_1, emutls_finish): New.
19038 (assemble_variable): When emulating tls, swap decls; generate
19039 constructor for the emutls objects.
19040 (do_assemble_alias): When emulating tls, swap decl and target name.
19041 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
19043 * varpool.c (decide_is_variable_needed): Look at force_output.
19044 Recurse for emulated tls.
19045 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
19046 with decide_is_variable_needed.
19047 * emutls.c: New file.
19048 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
19049 tls_object for real tls.
19051 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
19053 PR rtl-optimization/29599
19054 * reload1.c (eliminate_regs_in_insn): Take the destination
19055 mode into account when computing the offset.
19057 2007-02-09 Stuart Hastings <stuart@apple.com>
19058 Richard Henderson <rth@redhat.com>
19060 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19061 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
19062 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
19063 fixuns_truncdfhi2): New.
19064 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
19065 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
19066 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
19067 (floatunssidf2): Allow nonimmediate source.
19068 * config/i386/sse.md (movdi_to_sse): New.
19069 (vec_concatv2di): Drop '*'.
19070 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
19071 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19072 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
19074 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
19075 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
19076 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
19077 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
19078 (ix86_build_signbit_mask): Fix decl of v, refactor to call
19079 ix86_build_const_vector.
19080 (x86_emit_floatuns): Rewrite.
19082 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19084 * genautomata.c (longest_path_length): Delete unused function.
19085 (struct state): Delete unused longest_path_length.
19086 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
19087 (get_free_state): Delete unused.
19089 2007-02-09 Jan Hubicka <jh@suse.cz>
19091 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
19092 * doc/invoke.texi (inline-unit-growth): Update default value.
19094 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
19095 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
19096 (rebuild_cgraph_edges): Likewise.
19097 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
19098 (dump_cgraph_node): Dump frequencies.
19099 (cgraph_clone_edge): Add frequency scales.
19100 (cgraph_clone_node): Add freuqnecy.
19101 * cgraph.h (cgraph_edge): Add freuqnecy argument.
19102 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
19103 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
19104 * tree-pass.h (TODO_rebuild_frequencies): New constant.
19105 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
19106 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
19107 (save_inline_function_body): Likewise.
19108 * ipa-inline.c: inluce rtl.h
19109 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
19110 (cgraph_edge_badness): Use frequencies.
19111 (cgraph_decide_recursive_inlining): Update clonning.
19112 (cgraph_decide_inlining_of_small_function): Dump frequency.
19113 * predict.c (estimate_bb_frequencies): Export.
19114 * predict.h (estimate_bb_frequencies): Declare.
19115 * tree-inline.c (copy_bb): Watch overflows.
19116 (expand_call_inline): Update call of cgraph_create_edge.
19117 (optimize_inline_calls): Use TODO flags to update frequnecies.
19118 * passes.h: Include predict.h
19119 (init_optimization_passes): Move profile ahead.
19120 (execute_function_todo): Handle TODO_rebuild_frequencies.
19122 2007-02-09 Roger Sayle <roger@eyesopen.com>
19124 * config/alpha/alpha.c (emit_insxl): Force the first operand of
19125 the insbl or inswl pattern into a register.
19127 2007-02-09 Roger Sayle <roger@eyesopen.com>
19129 * config/ia64/ia64.md (bswapdi2): New define_insn.
19131 2007-02-09 Richard Henderson <rth@redhat.com>
19133 * config/i386/constraints.md (Ym): New constraint.
19134 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
19135 (movdi_1_rex64): Split sse and xmm general register moves from
19136 memory move alternatives. Use conditional register constraints.
19137 (movsf_1, movdf_integer): Likewise.
19138 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19139 (movdf_integer_rex64): New.
19140 (pushsf_rex64): Fix output constraints.
19141 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
19142 (sse2_stored): Likewise.
19143 (sse2_storeq_rex64): New.
19144 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
19145 amd and not generic.
19146 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19147 for optimize_size. Remove SF/DFmode hack.
19149 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19151 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19154 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19155 Richard Sandiford <richard@codesourcery.com>
19157 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19158 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19159 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19160 m68k/t-mlib to tmake_file.
19161 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19162 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19163 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19164 Allow it to be cf or m68k. Set m68k_arch_family. If that
19165 variable is not empty, add t-$m68k_arch_family to tmake_file.
19166 Add t-mlibs to tmake_file.
19167 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19168 * config/m68k/t-cf: New file.
19169 * config/m68k/t-m68k: Likewise.
19170 * config/m68k/t-mlibs: Likewise.
19171 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19172 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19173 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19174 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19175 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19177 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19178 (INSTALL_LIBGCC): Delete.
19179 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19180 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19181 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19182 (M68K_MLIB_CPU): Define.
19183 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19184 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19185 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19187 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19188 Richard Guenther <rguenther@suse.de>
19190 PR middle-end/23361
19191 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19192 against INT_MIN/INT_MAX.
19193 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19194 file if a loop is removed.
19196 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19198 * calls.c (store_one_arg): Pass correct alignment to
19199 emit_push_insn for non-BLKmode values.
19200 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19201 unaligned stack slot via a suitably aligned slot.
19203 2007-02-08 DJ Delorie <dj@redhat.com>
19205 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19207 (legal_subregs): Use unsigned char, make const.
19208 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19210 2007-02-08 Paul Brook <paul@codesourcery.com>
19212 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19213 special interworking needed.
19215 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19217 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19218 conditional to __SSE2__.
19219 (Entries below should have been added to first ChangeLog
19220 entry for amdfam10 dated 2007-02-05)
19221 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19223 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19225 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19228 2007-02-08 DJ Delorie <dj@redhat.com>
19230 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19231 * config/m32c/m32c.c (legal_subregs): New.
19232 (m32c_illegal_subreg_p): New.
19233 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19234 unsupported subregs of hard regs.
19236 2007-02-08 Jan Hubicka <jh@suse.cz>
19238 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19239 the same one; always update histograms.
19241 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19243 * passes.c (init_optimization_passes): Tidy comment.
19245 2007-02-08 Roger Sayle <roger@eyesopen.com>
19247 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19248 strip zero_extend, bswap and rotates from POCOUNT's argument.
19249 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19250 zero_extend and rotates from PARITY's argument.
19251 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19252 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19253 of an integer constant at compile-time.
19255 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19258 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19260 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19263 * tree-ssa-live.c (remove_unused_locals): Do not remove
19264 TREE_ADDRESSABLE variables.
19265 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19266 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19267 FOR_CLOBBER. Update all users.
19268 If VAR has an associated alias set, add a virtual operand for
19269 it if no alias is found to conflict with the memory reference.
19271 2007-02-07 Jan Hubicka <jh@suse.cz>
19272 Robert Kidd <rkidd@crhc.uiuc.edu>
19274 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19276 2007-02-07 Ian Lance Taylor <iant@google.com>
19278 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19280 2007-02-07 Roger Sayle <roger@eyesopen.com>
19282 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19283 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19284 tablejumpdi, movsi_to_cr_one): Remove constraints from
19285 define_expand's match_operands.
19287 2007-02-07 Roger Sayle <roger@eyesopen.com>
19289 * global.c (compute_regsets): Move declatation of "i" inside of
19290 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19292 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19295 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19296 of INDIRECT_REF <RESULT_DECL>.
19298 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19300 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19301 Kaz Kojima <kkojima@gcc.gnu.org>
19304 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19306 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19308 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19310 * doc/loop.texi: Document possibility not to perform disambiguation
19311 of loops with multiple latches.
19312 * cfgloopmanip.c (alp_enum_p): Removed.
19313 (add_loop): Handle subloops. Use get_loop_body_with_size.
19314 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19315 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19316 the new forwarder block.
19317 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19318 Handle the case latch is NULL.
19319 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19320 modifications when marking loop exits.
19321 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19323 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19324 disambiguate_loops_with_multiple_latches.
19325 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19326 before fix_loop_structure.
19327 * cfgloop.c: Include pointer-set.h and output.h.
19328 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19329 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19330 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19331 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19332 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19333 disambiguate_multiple_latches, get_loop_body_with_size,
19334 disambiguate_loops_with_multiple_latches): New functions.
19335 (flow_loop_dump): Dump multiple latch edges.
19336 (flow_loop_nodes_find): Handle loops with multiple latches.
19337 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19338 (glb_enum_p): Modified.
19339 (get_loop_body): Use get_loop_body_with_size.
19340 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19341 (AVOID_CFG_MODIFICATIONS): New constant.
19342 (disambiguate_loops_with_multiple_latches, add_loop,
19343 get_loop_body_with_size): Declare.
19344 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19346 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19348 PR inline-asm/28686
19349 * global.c (compute_regsets): New function.
19350 (global_alloc): Refactored ELIMINABLE_REGSET
19351 and NO_GLOBAL_ALLOC_REGS computation out.
19352 (rest_of_handle_global_alloc): Call compute_regsets()
19353 for non-optimizing case.
19355 2007-02-06 Richard Henderson <rth@redhat.com>
19357 * config/i386/constraints.md (Y2): Rename from Y.
19358 (Yi): New constraint.
19359 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19360 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19361 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19362 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19363 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19364 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19365 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19366 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19367 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19368 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19369 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19370 vec_extractv2si_1): Change Y constraints to Y2.
19371 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19372 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19373 Change Y constraints to Y2.
19374 (sse2_loadld): Change Y constraints to x.
19376 2007-02-06 Roger Sayle <roger@eyesopen.com>
19378 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19379 (parity<mode>2): New define_expand using rs6000_emit_parity.
19380 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19381 rs6000_emit_parity): New functions.
19382 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19383 rs6000_emit_parity): Prototype here.
19385 2007-02-06 Ian Lance Taylor <iant@google.com>
19387 * lower-subreg.c (simple_move_operand): Reject CONST.
19388 (resolve_clobber): Call validate_change rather than directly
19389 assigning to XEXP (pat, 0).
19391 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19393 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19394 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19395 (tree-cfg.o): Remove hashtab.h dependency.
19397 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19398 (struct ivopts_data): Change niters to pointer_map_t.
19399 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19400 (niter_for_exit): Create pointer_map on demand. Change for
19402 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19403 (free_loop_data): Destroy data->niters if created and reset field.
19404 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19405 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19407 * tree-ssa-reassoc.c: Include pointer-set.h.
19408 (bb_rank): Change to long *.
19409 (operand_rank): Change to pointer_map_t.
19410 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19411 (insert_operand_rank): Accept long.
19412 (operand_entry_hash, operand_entry_eq): Remove.
19413 (get_rank): Return long. Adjust for changes above.
19414 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19416 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19418 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19419 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19420 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19422 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19423 directly since it cannot be NULL.
19424 (get_vi_for_tree): Rewrite for pointer_map API.
19425 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19426 (init_alias_vars): Create vi_for_tree as pointer_map.
19427 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19429 * tree-cfg.c: Don't include hashtab.h.
19430 (edge_to_cases): Declare as pointer_map.
19431 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19433 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19434 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19435 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19437 (record_switch_edge): Delete.
19438 (get_cases_for_edge): Adjust for pointer_map API, inline
19439 record_switch_edge (rewritten for new API), remove goto.
19441 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19443 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19444 * tree-nested.c: Include pointer-set.h.
19445 (var_map_elt, var_map_eq, var_map_hash): Delete.
19446 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19447 to pointer_map_t's.
19448 (nesting_info_bitmap_obstack): New.
19449 (lookup_field_for_decl): Adjust for pointer_map API.
19450 (lookup_tramp_for_decl): Adjust for pointer_map API.
19451 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19452 (get_local_debug_decl): Adjust for pointer_map API.
19453 (convert_nl_goto_reference): Adjust for pointer_map API.
19454 (convert_nl_goto_receiver): Adjust for pointer_map API.
19455 (create_nesting_tree): Create outside GGC space. Create bitmap on
19456 the new obstack. Create field_map and var_map as pointer_maps.
19457 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19459 (lower_nested_functions): Move root here, no need to NULL it.
19460 Initialize and release the obstack.
19462 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19464 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19465 Remove prototypes and make them non-static.
19466 (struct tree_int_map): Remove.
19467 * tree.h (struct tree_int_map): Move here, turning TO into an
19469 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19471 * tree.h (TREE_COMPLEXITY): Remove.
19472 (struct tree_exp): Remove complexity field.
19473 * tree.c (build1_stat): Don't set it.
19475 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19476 Victor Kaplansky <victork@il.ibm.com>
19478 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19479 (vect_is_simple_reduction): Support reduction with induction as
19480 one of the operands.
19481 (vect_is_simple_iv_evolution): Fix formatting.
19482 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19483 formatting. Don't mark induction phis for vectorization.
19484 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19485 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19486 (vect_get_vec_def_for_operand): Support induction.
19487 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19489 (vectorizable_reduction): Support reduction with induction as one of
19491 (vectorizable_type_demotion): Use def-type of stmt argument rather
19492 than dummy def-type.
19494 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19495 flag_tree_scev_cprop.
19496 * common.opt (tree-scev-cprop): New flag.
19498 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19499 call to vect_get_new_vect_var.
19501 2007-02-06 Ira Rosen <irar@il.ibm.com>
19503 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19504 vectype is not NULL.
19505 (vect_pattern_recog_1): Likewise.
19507 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19509 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19510 (fold_negate_expr): Likewise.
19512 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19515 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19516 even if cv-qualification is the same.
19518 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19520 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19521 __enable_execute_stack on completion.
19523 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19525 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19526 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19527 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19528 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19529 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19530 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19531 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19532 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19534 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19536 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19537 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19538 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19539 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19540 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19541 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19542 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19543 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19544 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19545 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19546 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19547 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19548 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19549 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19550 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19551 sqrtextenddfxf2_i387): Added amdfam10_decode.
19553 * config/i386/athlon.md (athlon_idirect_amdfam10,
19554 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19555 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19556 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19557 athlon_ivector_store_amdfam10): New define_insn_reservation.
19558 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19561 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19563 * config/i386/athlon.md (athlon_call_amdfam10,
19564 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19565 define_insn_reservation.
19566 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19567 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19568 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19570 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19572 * config/i386/athlon.md (athlon_sseld_amdfam10,
19573 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19574 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19576 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19578 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19579 define_insn_reservation.
19580 * config/i386/i386.md (sseins): Added sseins to define_attr type
19581 and define_attr unit.
19582 * config/i386/sse.md: Set type attribute to sseins for insertq
19585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19587 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19588 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19589 ssecomi_load_amdfam10, ssecomi_amdfam10,
19590 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19591 define_insn_reservation.
19592 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19594 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19596 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19597 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19598 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19599 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19600 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19601 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19602 define_insn_reservation.
19604 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19605 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19606 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19607 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19608 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19610 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19612 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19613 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19614 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19615 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19616 athlon_ssemul_load_k8): Added amdfam10.
19618 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19620 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19621 (x86_sse_unaligned_move_optimal): New variable.
19623 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19625 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19626 for unaligned vector SSE double/single precision loads for AMDFAM10.
19628 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19630 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19631 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19632 Define TARGET_CPU_DEFAULT_amdfam10.
19633 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19634 (processor_type): Add PROCESSOR_AMDFAM10.
19636 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19637 processor_type in config/i386/i386.h.
19638 Enable imul peepholes for TARGET_AMDFAM10.
19640 * config.gcc: Add support for --with-cpu option for amdfam10.
19642 * config/i386/i386.c (amdfam10_cost): New variable.
19643 (m_AMDFAM10): New macro.
19644 (m_ATHLON_K8_AMDFAM10): New macro.
19645 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19646 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19647 x86_promote_QImode, x86_integer_DFmode_moves,
19648 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19649 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19650 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19651 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19652 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19653 Enable/disable for amdfam10.
19654 (override_options): Add amdfam10_cost to processor_target_table.
19655 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19656 processor_alias_table.
19657 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19658 (ix86_adjust_cost): Add code for amdfam10.
19660 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19662 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19663 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19664 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19665 * config/i386/i386.h: Add builtin definition for SSE4A.
19666 * config/i386/i386.md: Add support for ABM instructions
19667 (popcnt and lzcnt).
19668 * config/i386/sse.md: Add support for SSE4A instructions
19669 (movntss, movntsd, extrq, insertq).
19670 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19671 Add -march=amdfam10 flag.
19672 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19673 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19675 * doc/extend.texi: Add documentation for SSE4A builtins.
19677 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19679 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19681 2007-02-05 Richard Guenther <rguenther@suse.de>
19683 * tree-vectorizer.h (vectorizable_function): Add argument type
19684 argument, change return type.
19685 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19686 * tree-vect-transform.c (vectorizable_function): Handle extra
19687 argument, return vectorized function decl.
19688 (build_vectorized_function_call): Remove.
19689 (vectorizable_call): Handle calls with result and argument types
19690 differing. Handle loop vectorization factor correctly.
19691 * targhooks.c (default_builtin_vectorized_function): Adjust for
19693 * targhooks.h (default_builtin_vectorized_function): Likewise.
19694 * target.h (builtin_vectorized_function): Add argument type
19696 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19697 extra argument, allow vectorizing of lrintf.
19698 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19699 documentation of target hook.
19701 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19704 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19705 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19706 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19708 2007-02-05 Roger Sayle <roger@eyesopen.com>
19710 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19711 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19712 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19713 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19714 before canonicalizing sincos to cexpi.
19715 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19717 2007-02-05 Roger Sayle <roger@eyesopen.com>
19719 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19720 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19721 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19723 2007-02-05 Roger Sayle <roger@eyesopen.com>
19725 * mips-tfile.c (initialize_init_file): Correct endianness test.
19727 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19729 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19730 the 'y' constraint.
19732 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19734 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19735 saves in a PARALLEL before the register assignments.
19737 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19739 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19740 DWARF_FRAME_RETURN_COLUMN to be a general register.
19741 * dwarf2out.c (init_return_column_size): New function, split from...
19742 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19743 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19744 to be nongeneral registers.
19745 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19747 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19748 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19750 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19752 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19754 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19756 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19757 (remove_path): Use can_remove_branch_p and remove_branch instead
19758 of loop_delete_branch_edge.
19759 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19760 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19761 Update profile using scale_dominated_blocks_in_loop.
19762 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19763 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19764 (can_remove_branch_p, remove_branch): Declare.
19765 * tree-cfg.c (tree_can_remove_branch_p): New function.
19766 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19767 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19768 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19770 2007-02-05 Jan Hubicka <jh@suse.cz>
19772 PR middle-end/30696
19773 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19774 nodes in cgraph, don't remove offline copy of the function.
19776 2007-02-04 Jan Hubicka <jh@suse.cz>
19778 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19779 vectors might cause maybe_lookup_element_for_expr to be called
19780 on non-sra-candidate.
19782 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19784 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19785 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19786 spelling conventions.
19788 2007-02-04 Richard Guenther <rguenther@suse.de>
19790 PR middle-end/30636
19791 * fold-const.c (try_move_mult_to_index): Make sure to not
19792 overflow one dimension of a multi-dimensional array access.
19794 2007-02-04 Jan Hubicka <jh@suse.cz>
19796 * passes.c (init_optimization_passes): Reindent.
19798 2007-02-04 Jan Hubicka <jh@suse.cz>
19799 Eric Botcazou <ebotcazou@adacore.com>
19801 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19802 (execute_fixup_cfg): Break out the abnormal goto code.
19803 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19804 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19805 (optimize_inline_calls): Call make_nonlocal_label_edges.
19807 2007-02-04 Jan Hubicka <jh@suse.cz>
19809 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19810 true when something was changed.
19811 (rename_ssa_copies): When something was changed, do
19812 TODO_remove_unused_locals.
19813 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19814 add TODO_remove_unused_locals when instruction was removed.
19816 2007-02-04 Jan Hubicka <jh@suse.cz>
19818 * ipa-inline.c (try_inline): Improve debug output; work on already
19820 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19821 call try_inline for already inlined edges too when flattening;
19822 inline also functions that make callee growth but overall unit size
19825 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19827 * config/m32c/bitops.md, config/m32c/jump.md,
19828 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19829 config/m32r/m32r.h, config/m32r/m32r.md,
19830 config/m32r/predicates.md, config/m68hc11/larith.asm,
19831 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19832 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19833 config/mips/mips-protos.h, config/mips/mips.c,
19834 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19835 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19836 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19837 spelling conventions.
19839 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19840 Follow spelling conventions.
19842 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19844 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19845 warn about C++0x compatibility.
19847 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19849 * config/h8300/h8300.c, config/h8300/h8300.h,
19850 config/h8300/h8300.md: Follow spelling conventions.
19852 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19854 PR middle-end/30667
19855 * combine.c (try_combine): Do not substitute source operand
19856 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19858 2007-02-03 Jan Hubicka <jh@suse.cz>
19860 PR gcov-profile/30650
19861 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19862 do not divide by zero for never executed counters.
19863 (tree_find_values_to_profile): Fix counters.
19864 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19866 2007-02-03 Ian Lance Taylor <iant@google.com>
19868 * lower-subreg.c (simple_move_operand): New static function,
19869 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19871 (simple_move): Call simple_move_operand.
19872 (find_decomposable_subregs): Add special handling of MEMs.
19873 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19874 meaning of return value. If we see a hard register, test whether
19875 it can store a word_mode value. Change all callers.
19877 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19879 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19880 ftrapv insns and expanders.
19881 (subdi3): Change define_expand operand 1 to arith11_operand, and
19882 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19883 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19884 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19887 PR middle-end/30174
19888 * varasm.c (notice_global_symbol): Treat global objects as weak when
19889 flag_shlib is true.
19891 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19893 * emit-rtl.c (dconstpi): Delete.
19894 (dconstsqrt2): New.
19895 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19896 * real.h (dconstpi): Delete.
19897 (dconstsqrt2): New.
19898 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19899 (fold_builtin_hypot): Likewise.
19901 2007-02-03 Tom Tromey <tromey@redhat.com>
19904 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19905 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19907 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19909 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19910 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19911 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19912 config/rs6000/cell.md, config/rs6000/darwin.h,
19913 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19914 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19915 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19916 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19917 typos. Follow spelling conventions.
19918 * doc/invoke.texi: Follow spelling conventions.
19920 2007-02-03 Roger Sayle <roger@eyesopen.com>
19922 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19923 canonicalization transformations that attempt to simplify integer
19924 constant comparisons to become comparisons against zero.
19926 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19928 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19930 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19931 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19933 2007-02-02 Mike Stump <mrs@apple.com>
19935 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19936 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19937 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19938 generate a branch island.
19940 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19942 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19943 (xtensa_legitimate_address_p): New.
19944 (xtensa_legitimize_address): New.
19945 (xtensa_output_addr_const_extra): New.
19946 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19948 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19949 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19950 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19951 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19952 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19953 (xtensa_legitimize_address): New.
19954 (xtensa_output_addr_const_extra): New.
19956 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19958 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19960 2007-02-02 Ian Lance Taylor <iant@google.com>
19962 * expmed.c (expand_divmod): Add comment.
19964 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19966 * emit-rtl.c (renumber_insns): Remove.
19967 * flags.h: Remove the extern for flag_renumber_insns.
19968 * rtl.h: Remove the prototype for renumber_insns.
19969 * toplev.c (flag_renumber_insns): Remove.
19971 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19973 Revert for x86 darwin:
19974 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19976 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19977 code before the following patch under TARGET_MACHO.
19978 (ix86_function_value_regno_p): Likewise.
19980 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19982 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19985 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19988 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19989 loads to general or fp registers. Add comments.
19990 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19992 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19994 * pointer-set.c (insert_aux): Only return insertion slot.
19995 (pointer_set_insert): Adjust.
19996 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19997 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19998 pointer_map_traverse): New.
19999 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
20000 pointer_map_create, pointer_map_destroy, pointer_map_insert,
20001 pointer_map_contains, pointer_map_traverse): Declare.
20003 2007-02-02 Jakub Jelinek <jakub@redhat.com>
20005 PR middle-end/30473
20006 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
20007 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
20009 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20011 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
20013 (struct _dep): New type.
20014 (dep_t): New typedef.
20015 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
20016 (DEP_STATUS): New access macro. The macro with the same name was
20017 renamed to DEP_LINK_STATUS.
20018 (dep_init): Declare function
20020 (struct _dep_link): New type.
20021 (dep_link_t): New typedef.
20022 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
20023 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
20024 (DEP_LINK_STATUS): New macro.
20025 (debug_dep_links): New debug function.
20027 (struct _deps_list): New type.
20028 (deps_list_t): New typedef.
20029 (DEPS_LIST_FIRST): New access macro.
20030 (FOR_EACH_DEP_LINK): New cycle macro.
20031 (create_deps_list, free_deps_list, delete_deps_list): Declare
20033 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
20034 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
20035 (copy_deps_list_change_con): Ditto.
20037 (move_dep_link): Declare function.
20039 (struct _dep_node): New type.
20040 (dep_node_t): New typedef.
20041 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
20043 (struct haifa_insn_data.back_deps): New field to hold backward
20044 dependencies of the insn.
20045 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
20047 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
20048 Change its type to deps_list_t.
20049 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
20050 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
20051 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
20053 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
20055 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
20057 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
20059 (dep_cost): Declare.
20061 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
20062 (ds_to_dk, dk_to_ds): New functions.
20064 (init_dep_1): New static function.
20065 (init_dep): New function.
20066 (copy_dep): New static function.
20068 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
20070 (detach_dep_link): New static function.
20071 (move_dep_link): New function.
20073 (dep_links_consistent_p, dump_dep_links): New static functions.
20074 (debug_dep_links): New debugging function.
20076 (deps_obstack, dl_obstack, dn_obstack): New static variables.
20078 (alloc_deps_list, init_deps_list): New static functions.
20079 (create_deps_list): New function.
20080 (clear_deps_list): New static function.
20081 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
20082 (deps_list_consistent_p, dump_deps_list): New static functions.
20083 (debug_deps_list): New function.
20084 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
20086 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
20088 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
20089 use new scheduler dependencies lists.
20090 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
20091 (sched_analyze): Ditto. Initialize dependencies lists.
20092 (add_forw_dep, compute_forward_dependences): Update to use new
20093 scheduler dependencies lists.
20095 (init_dependency_caches): Init deps_obstack.
20096 (free_dependency_caches): Free deps_obstack.
20098 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
20099 new scheduler dependencies lists.
20100 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
20101 (add_back_forw_dep, delete_back_forw_dep): Ditto.
20103 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
20104 Update to use new scheduler dependencies lists.
20105 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
20106 (debug_dependencies): Ditto.
20107 (schedule_region): Update comments.
20109 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
20110 scheduler dependencies lists.
20111 (schedule_ebb): Update comments.
20113 * rtl.def (DEPS_LIST): Remove.
20115 * lists.c (unused_deps_list): Remove.
20116 (free_list): Update assertions.
20118 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
20119 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20121 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
20122 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
20124 * haifa-sched.c (comments): Update.
20125 (insn_cost1): Remove. Inline the code into insn_cost ().
20126 (insn_cost): Update to use new scheduler dependencies lists. Move
20127 processing of the dependency cost to dep_cost ().
20128 (dep_cost): New function. Use it instead of insn_cost () when
20129 evaluating cost of the dependency. Use compatible interface to
20130 interact with the target.
20131 (priority): Update to use new scheduler dependencies lists.
20132 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
20133 with greater number of insns that depend on the insn.
20134 (schedule_insn): Update to use new scheduler dependencies lists. Add
20135 code to free backward dependencies lists. Inline and optimize code
20136 from resolve_dep () - see PR28071.
20137 (ok_for_early_queue_removal): Update to use new scheduler dependencies
20138 lists. Update call to targetm.sched.is_costly_dependence hook.
20140 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
20141 scheduler dependencies lists.
20143 (resolve_dep): Remove. Move the logic to schedule_insn ().
20144 (init_h_i_d): Initialize dependencies lists.
20146 (process_insn_depend_be_in_spec): Rename to
20147 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20148 dependencies lists.
20149 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20150 Update to use new scheduler dependencies lists.
20151 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20153 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20154 new scheduler dependencies lists.
20155 (build_intra_loop_deps): Ditto.
20157 * target.h (struct _dep): Declare to use in
20158 gcc_target.sched.is_costly_dependence.
20159 (struct gcc_target.sched.adjust_cost): Fix typo.
20160 (struct gcc_target.sched.is_costly_dependence): Change signature to
20161 use single dep_t parameter instead of an equivalent triad.
20162 (struct gcc_target.sched.adjust_cost_2): Remove.
20164 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20166 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20168 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20170 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20172 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20173 (REG_DEP_TRUE): Document.
20175 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20176 Change signature to correspond to the targetm.sched.adjust_cost hook.
20177 Update use in TARGET_SCHED_ADJUST_COST_2.
20178 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20179 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20180 new scheduler dependencies lists.
20181 (ia64_gen_check): Ditto.
20183 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20184 scheduler dependencies lists.
20186 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20187 signature to correspond to the targetm.sched.is_costly_dependence hook.
20188 (is_costly_group): Update to use new scheduler dependencies lists.
20190 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20191 instead of INSN_COST () macro.
20193 2007-02-01 Ian Lance Taylor <iant@google.com>
20195 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20197 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20199 * pa.md (tp_load): Correct mfctl instruction syntax.
20201 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20203 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20204 altivec_padding_size calculation on AIX. Improve comment, add
20205 assert to verify that it's right.
20207 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20210 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20212 PR inline-asm/28686
20213 * global.c (global_alloc): Add mising initialization of
20216 2007-02-01 Roger Sayle <roger@eyesopen.com>
20218 * alias.c (init_alias_analysis): Correct whitespace.
20219 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20220 partition_hot_cold_basic_blocks): Likewise.
20221 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20222 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20223 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20224 fold_builtin_snprintf_chk, fold_builtin_printf,
20225 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20226 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20227 * cfgcleanup.c (cleanup_cfg): Likewise.
20228 * cfgexpand.c (tree_expand_cfg): Likewise.
20229 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20230 * function.c (get_next_funcdef_no): Likewise.
20231 * gengtype.c (main): Likewise.
20232 * genmodes.c (main): Likewise.
20233 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20234 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20235 * ifcvt.c (noce_emit_move_insn): Likewise.
20236 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20238 * stor-layout.c (get_best_mode): Likewise.
20239 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20240 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20241 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20242 perform_var_substitution, solve_graph): Likewise.
20243 * tree-vrp.c (vrp_finalize): Likewise.
20245 2007-02-01 Ian Lance Taylor <iant@google.com>
20247 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20248 high part of a paradoxical subreg, return a constant zero.
20250 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20252 * toplev.c (lang_dependent_init): Call init_set_costs.
20253 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20255 2007-02-01 Richard Guenther <rguenther@suse.de>
20257 PR middle-end/30656
20258 * fold-const.c (fold_negate_expr): Allow negating a
20259 constant if overflow does not change.
20261 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20263 * doc/c-tree.texi (Expression trees): Improve markup.
20264 * doc/tm.texi (Register Classes, Addressing Modes)
20265 (Floating Point): Fix spacing after abbreviations. Fix some
20268 2007-02-01 Ben Elliston <bje@au.ibm.com>
20270 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20271 * doc/contrib.texi: Likewise.
20272 * doc/install.texi: Likewise.
20274 2007-01-31 Richard Henderson <rth@redhat.com>
20275 Ian Lance Taylor <iant@google.com>
20277 * lower-subreg.c: New file.
20278 * rtl.def (CONCATN): Define.
20279 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20280 pass_lower_subreg2.
20281 * emit-rtl.c (update_reg_offset): New static function, broken out
20282 of gen_rtx_REG_offset.
20283 (gen_rtx_REG_offset): Call update_reg_offset.
20284 (gen_reg_rtx_offset): New function.
20285 * regclass.c: Revert patch of 2006-03-05, restoring
20287 (clear_reg_info_regno): New function.
20288 * dwarf2out.c (concatn_loc_descriptor): New static function.
20289 (loc_descriptor): Handle CONCATN.
20290 * common.opt (fsplit_wide_types): New option.
20291 * opts.c (decode_options): Set flag_split_wide_types when
20293 * timevar.def (TV_LOWER_SUBREG): Define.
20294 * rtl.h (gen_reg_rtx_offset): Declare.
20295 (reg_scan_update): Declare.
20296 * regs.h (clear_reg_info_regno): Declare.
20297 * tree-pass.h (pass_lower_subreg): Declare.
20298 (pass_lower_subreg2): Declare.
20299 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20300 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20301 -fsplit-wide-types.
20302 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20303 * Makefile.in (OBJS-common): Add lower-subreg.o.
20304 (lower-subreg.o): New target.
20306 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20308 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20310 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20313 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20315 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20317 PR middle-end/29335
20318 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20320 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20322 * cfgloop.h: Include vec-prim.h.
20323 (enum li_flags): Remove LI_ONLY_OLD.
20324 (loop_iterator): Changed.
20325 (fel_next, fel_init): Iterate over loop tree.
20326 (FOR_EACH_LOOP_BREAK): New macro.
20327 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20329 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20330 * modulo-sched.c (sms_schedule): Ditto.
20331 * tree-vectorizer.c (vectorize_loops): Ditto.
20332 * doc/loop.texi: Update information on loop numbering and behavior of
20333 FOR_EACH_LOOP wrto new loops.
20334 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20335 add_to_evolution_1): Test nestedness of loops instead of comparing
20337 * tree-chrec.c (chrec_fold_plus_poly_poly,
20338 chrec_fold_multiply_poly_poly, chrec_evaluate,
20339 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20340 reset_evolution_in_loop): Ditto.
20341 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20343 2007-01-31 Dirk Mueller <dmueller@suse.de>
20345 * c-common.c (warn_about_parentheses): Separate warning about
20346 un-parenthized sequence of comparison operators from the one
20347 which is supposed to warn about x <= y <= z.
20349 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20351 * optabs.h (enum optab_index): Add new OTI_isinf.
20352 (isinf_optab): Define corresponding macro.
20353 * optabs.c (init_optabs): Initialize isinf_optab.
20354 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20356 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20357 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20359 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20360 expand_builtin_interclass_mathfn.
20361 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20362 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20363 (fxam<mode>2_i387): New insn pattern.
20364 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20365 built-in functions as x87 inline asm.
20367 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20369 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20371 2007-01-30 Eric Christopher <echristo@apple.com>
20373 * config.gcc: Add geode.
20375 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20377 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20378 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20379 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20380 value-prof.c: Fix comment typos.
20382 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20385 * doc/invoke.texi (Wpointer-arith): Document warning.
20387 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20389 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20390 the list of discrepancies from the draft TR.
20392 2007-01-30 Dirk Mueller <dmueller@suse.de>
20395 * doc/invoke.texi (-Wreturn-type): Update description to
20396 match new behavior.
20398 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20400 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20402 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20404 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20405 to handle optabs that operate on floating point input argument and
20406 output to integer output.
20407 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20408 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20409 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20410 expand_builtin_interclass_mathfn ().
20411 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20412 (ilogbsi2): Remove.
20413 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20414 ilogbl built-in functions as x87 intrinsics.
20416 2007-01-30 Richard Guenther <rguenther@suse.de>
20418 PR middle-end/27657
20419 * dwarf2out.c (reference_to_unused): Query varpool if the
20420 variable was output.
20422 2007-01-30 Richard Guenther <rguenther@suse.de>
20424 PR middle-end/30313
20425 * passes.c (execute_one_pass): Reset in_gimple_form to not
20426 confuse non-unit-at-a-time mode.
20428 2007-01-29 Roger Sayle <roger@eyesopen.com>
20429 Richard Guenther <rguenther@suse.de>
20431 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20432 avoid undefined behaviour on overflow. Use force_fit_type_double
20433 to construct the constant with the specified TREE_OVERFLOW.
20435 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20437 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20438 * config/dfp-bit.h: Ditto.
20440 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20442 * c-decl.c (pop_scope): Replace warnings with call to
20443 warn_for_unused_label.
20444 * c-common.h (warn_for_unused_label): Declare.
20445 * c-common.c (warn_for_unused_label): Define.
20447 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20449 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20452 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20454 * Makefile.in (USER_H): Remove decfloat.h.
20455 * ginclude/decfloat.h: Delete, moving contents to ...
20456 * ginclude/float.h: Add support for decimal floating point,
20457 guarded by __STDC_WANT_DEC_FP__.
20459 2007-01-29 Mike Stump <mrs@apple.com>
20461 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20462 Analysis and Representation to resolve case insensitive conflict.
20463 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20465 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20467 * tree.h (struct tree_memory_tag): Add aliases member.
20468 (MTAG_ALIASES): New macro.
20469 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20470 (add_may_alias): Remove pointer-set. Update for may_aliases being
20472 (mark_aliases_call_clobbered): Update for may_aliases being a
20474 (compute_tag_properties): Ditto.
20475 (create_partition_for): Ditto.
20476 (compute_memory_partitions): Ditto.
20477 (dump_may_aliases_for): Ditto.
20478 (is_aliased_with): Ditto.
20479 (add_may_alias_for_new_tag): Ditto.
20480 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20481 (compute_is_aliased): New function.
20482 (compute_may_aliases): Call compute_is_aliased).
20483 (init_alias_info): Initialize alias_bitmap_obstack.
20484 (union_alias_set_into): New function.
20485 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20486 (have_common_aliases_p): Rewrite to take two bitmaps and use
20488 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20489 Update for bitmaps.
20490 (finalize_ref_all_pointers): Update for add_may_alias changes.
20491 (new_type_alias): Ditto.
20492 * tree-flow-inline.h (may_aliases): Return a bitmap.
20493 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20494 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20495 may_aliases being a bitmap.
20496 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20497 may_aliases now returns a bitmap.
20498 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20500 * tree-ssa-operands.c (add_virtual_operand): Update for
20501 may_aliases being a bitmap.
20503 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20505 PR tree-optimization/30630
20506 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20507 variable as changed.
20509 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20512 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20513 expanded only once even if an error occurs.
20515 2007-01-29 Ben Elliston <bje@au.ibm.com>
20517 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20518 (__gcov_average_profiler): Likewise.
20519 (__gcov_ior_profiler): Likewise.
20520 (__gcov_merge_ior): Likewise.
20522 2007-01-28 Jan Hubicka <jh@suse.cz>
20524 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20525 * value-prof.c (stringop_block_profile): Likewise.
20527 2007-01-28 Jan Hubicka <jh@suse.cz>
20529 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20530 Add variant handling histograms; add wrapper.
20531 (clear_storage_via_libcall): Export.
20532 (emit_block_move_hints): Break out from ...; add histograms.
20533 (emit_block_move): ... this one.
20534 (clear_storage_hints): Break out from ...; add histograms.
20535 (clear_storage): ... this one.
20536 (set_storage_via_memset): Handle histogram.
20537 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20538 (clear_storage_hints, clear_storage_via_libcall): Declare.
20539 (set_storage_via_setmem): Update prototype.
20540 * doc/md.texi (movmem, setmem): Document new arguments.
20542 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20543 Add new histograms.
20544 (stringop_block_profile): New global function.
20545 (tree_stringops_values_to_profile): Profile block size and alignment.
20546 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20548 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20549 (stringop_block_profile): Declare.
20550 * builtins.c: Include value-prof.h.
20551 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20552 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20553 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20554 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20555 * profile.c (instrument_values): Add new counters.
20556 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20558 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20559 (tree_init_edge_profiler): Build new profilers.
20560 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20561 (pass_tree_profile): Add dump.
20562 (tree_profile_hooks): Update.
20563 * Makefile.in (LIBGCOV): Add new constants.
20564 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20565 __gcov_ior_profiler): New.
20566 * i386.md (movmem/setmem expanders): Add new optional arguments.
20568 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20570 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20572 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20574 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20575 (tree_unswitch_single_loop): Pass eni_size_weights to
20576 tree_num_loop_insns.
20577 * tree-ssa-loop-manip.c: Include tree-inline.h.
20578 (can_unroll_loop_p): Pass eni_size_weights to
20579 tree_num_loop_insns.
20580 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20581 Pass eni_size_weights to estimate_num_insns.
20582 * tree.h (init_inline_once): Export.
20583 * toplev.c (backend_init): Call init_inline_once.
20584 * cgraphunit.c (cgraph_process_new_functions,
20585 cgraph_analyze_function): Pass eni_inlining_weights to
20586 estimate_num_insns.
20587 * ipa-inline.c (compute_inline_parameters): Ditto.
20588 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20589 to estimate_num_insns.
20590 (try_unroll_loop_completely): Pass eni_size_weights to
20591 tree_num_loop_insns.
20592 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20593 ot estimate_num_insns.
20594 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20595 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20596 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20597 eni_time_weights): New variables.
20598 (init_inline_once): Initialize them.
20599 (struct eni_data): Mew.
20600 (estimate_num_insns_1, estimate_num_insns): Use weights.
20601 * tree-inline.h (struct eni_weights_d): New.
20602 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20603 (estimate_num_insns): Declaration changed.
20604 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20605 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20606 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20608 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20610 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20611 relations in the conflict function is valid.
20613 2007-01-27 Ian Lance Taylor <iant@google.com>
20615 * common.opt: Add fstrict-overflow.
20616 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20617 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20618 (TYPE_OVERFLOW_UNDEFINED): Define.
20619 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20621 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20622 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20623 (fold_negate_expr): Likewise.
20624 (make_range): Likewise.
20625 (extract_muldiv_1): Likewise.
20626 (maybe_canonicalize_comparison): Likewise.
20627 (fold_comparison): Likewise.
20628 (fold_binary): Likewise.
20629 (tree_expr_nonnegative_p): Likewise.
20630 (tree_expr_nonzero_p): Likewise.
20631 * tree-vrp.c (compare_values): Likewise.
20632 (extract_range_from_binary_expr): Likewise.
20633 (extract_range_from_unary_expr): Likewise.
20634 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20636 (nowrap_type_p): Likewise.
20637 * tree-scalar-evolution.c (simple_iv): Likewise.
20638 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20639 (build_range_check): Likewise.
20640 (extract_muldiv_1): Likewise.
20641 (fold_comparison): Likewise.
20642 * tree-vrp.c (vrp_int_const_binop): Likewise.
20643 (extract_range_from_unary_expr): Likewise.
20644 * convert.c (convert_to_integer): Likewise.
20645 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20646 (fold_comparison): Likewise.
20647 (fold_binary): Likewise.
20648 * optabs.c (optab_for_tree_code): Likewise.
20649 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20650 * simplify-rtx.c (simplify_const_relational_operation): Check
20651 flag_strict_overflow and flag_trapv.
20652 (simplify_const_relational_operation): Likewise.
20653 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20654 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20657 2007-01-27 Roger Sayle <roger@eyesopen.com>
20659 * tree.c (tree_fold_gcd): Delete.
20660 * tree.h (tree_fold_gcd): Remove prototype.
20661 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20662 test whether one constant integer is a multiple of another. Instead
20663 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20664 * fold-const.c (multiple_of_p): We've determined both TOP and
20665 BOTTOM are integer constants so we can call int_const_binop directly
20666 instead of the more generic const_binop.
20668 2007-01-27 Roger Sayle <roger@eyesopen.com>
20670 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20671 1*X check that the constant hasn't overflowed, to preserve the
20673 (round_up): Provide an efficient implementation when rouding-up an
20674 INTEGER_CST to a power-of-two.
20676 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20678 * doc/sourcebuild.texi: Add comma for clarity.
20679 * doc/extend.texi: Fix some typos.
20680 * doc/passes.texi: Likewise.
20681 * doc/cppinternals.texi: Likewise.
20682 * doc/c-tree.texi: Likewise.
20683 * doc/tree-ssa.texi: Likewise.
20684 * doc/install.texi: Likewise.
20686 2007-01-27 Jan Hubicka <jh@suse.cz>
20688 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20689 (pass_sra): Do not require alias information.
20690 * passes.c (init_optimization_passes): Add SRA
20692 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20694 * tracer.c (rest_of_handle_tracer): We already cleaned
20695 up the CFG in tracer() so don't do it here again.
20696 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20697 cleanup_cfg here, either. And don't call renumber_insns.
20699 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20700 and BB_HEAD are in the insn stream here. Instead make sure
20701 that BB_INSN is valid on all insns. Also, do check here that
20702 there are no pending branch predictions...
20703 (rtl_verify_flow_info): ...instead of doing it here. Checks
20704 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20707 2007-01-26 Roger Sayle <roger@eyesopen.com>
20709 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20710 function to simplify/factorize operand order canonicalization.
20711 (ix86_fixup_binary_operands): Reorganize using the above function.
20712 (ix86_binary_operator_ok): Likewise.
20714 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20716 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20717 file scope from optimize_attrs.
20718 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20720 (optimize_attrs): Clear insn_code_values after freeing it.
20722 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20724 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20725 a parts.base assignment.
20727 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20729 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20730 (compute_subscript_distance, initialize_data_dependence_relation,
20731 finalize_ddr_dependent, analyze_ziv_subscript,
20732 analyze_siv_subscript_cst_affine,
20733 compute_overlap_steps_for_affine_univar,
20734 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20735 analyze_siv_subscript, analyze_miv_subscript,
20736 analyze_overlapping_iterations, subscript_dependence_tester_1,
20737 compute_self_dependence, free_dependence_relation): Work
20738 with affine_fn instead of chrecs.
20739 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20740 common_affine_function, affine_function_base,
20741 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20742 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20743 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20744 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20745 (all_chrecs_equal_p): Removed.
20746 * tree-data-ref.h (affine_fn, conflict_function): New types.
20747 (struct subscript): Change type of conflicting_iterations_in_a
20748 and conflicting_iterations_in_b.
20750 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20753 * config/pa/pa.h (TARGET_HPUX_11): New.
20754 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20755 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20757 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20758 Richard Guenther <rguenther@suse.de>
20760 * tree-ssa-structalias.c (solve_graph): Handle case
20761 we merged the variable to another.
20763 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20765 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20768 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20769 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20771 2007-01-25 DJ Delorie <dj@redhat.com>
20773 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20774 allow changes to modes which don't fit in those registers.
20776 * reload1.c (choose_reload_regs): Check for invalid subregs before
20777 computing their locations, not after.
20779 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20782 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20783 save Altivec registers in an eh_return function.
20784 (compute_vrsave_mask): Likewise.
20785 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20786 for saving Altivec registers.
20787 (rs6000_emit_prologue): Don't allocate stack twice in
20788 eh_return function. Correct expected value of altivec_save_offset
20789 when using save_world. Describe save of R0 to stack when using
20790 save_world. Describe stack pointer adjustment when using
20791 save_world. Remove duplicated eh_return parameter register saving.
20792 Update sp_offset variable after save_world.
20793 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20795 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20796 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20799 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20801 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20803 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20806 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20807 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20809 2007-01-25 Richard Guenther <rguenther@suse.de>
20811 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20812 * common.opt (-Wcoverage-mismatch): New warning option.
20813 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20814 if -Wcoverage-mismatch is given.
20816 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20818 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20819 (ipcp_driver): Change to static definition.
20820 Add dumping of the ifunctions.
20821 (constant_val_insert): Remove unused parameter. Support for SSA.
20822 (ipcp_propagate_const): Support for SSA.
20823 (ipcp_profile_bb_print): Print only analyzed nodes.
20824 (ipcp_replace_map_create): Remove support for Fortran constant
20826 * ipa-prop.c (ipa_method_modify_stmt,
20827 ipa_callsite_compute_param): Support for SSA.
20828 * ipa-prop.h (ipcp_driver): Remove declaration.
20829 (IS_VALID_TREE_MAP_INDEX): Add define.
20831 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20833 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20835 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20837 PR middle-end/30447
20838 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20839 constant argument to cabs and do it without checking for
20840 -funsafe-math-optimizations.
20842 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20844 * c-common.h (RID_FIRST_CXX0X): New.
20845 (RID_LAST_CXX0X): New.
20846 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20848 * c.opt (Wc++0x-compat): New.
20849 * doc/invoke.texi (-Wc++0x-compat): Document.
20851 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20853 * builtins.c (fold_builtin_carg): New.
20854 (fold_builtin_1): Use it.
20856 2007-01-24 Jan Hubicka <jh@suse.cz>
20858 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20860 * ipa-inline.c (initial_insns, max_insns): Delete.
20861 (compute_max_insns): New function.
20862 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20863 amount of insns as base for code growth.
20864 (cgraph_decide_inlining): Make initial_insns local; do not compute
20866 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20867 * doc/invoke.texi (inline-unit-growth): Update docs.
20869 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20871 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20872 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20873 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20874 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20875 for CPUs that have PTA_CX16 set.
20877 PR middle-end/27416
20878 * gimplify.c (omp_check_private): New function.
20879 (gimplify_scan_omp_clauses): Use it for
20880 firstprivate/lastprivate/reduction.
20882 PR middle-end/30494
20883 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20884 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20886 PR middle-end/30421
20887 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20888 If lower_lastprivate_clauses emits some statements, append them
20889 to dlist rather than body_p and to body_p append an initializer.
20890 (lower_omp_for): Adjust caller.
20892 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20894 * target.h (globalize_decl_name): New.
20895 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20896 * output.h (default_globalize_decl_name): New.
20897 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20899 (globalize_decl): Ditto.
20900 (default_globalize_decl_name): New.
20901 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20902 (ia64_handle_version_id_attribute): New.
20903 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20904 (ia64_asm_output_external): Use globalize_decl_name instead
20905 of globalize_label.
20906 * doc/extend.texi (version_id): New pragma.
20907 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20909 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20911 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20912 _uleb128_t and _Unwind_SWord with _sleb128_t.
20913 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20914 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20916 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20917 * unwind-pe.h (read_uleb128, read_sleb128,
20918 read_encoded_value_with_base): Likewise.
20919 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20921 2007-01-24 Richard Guenther <rguenther@suse.de>
20923 * builtins.c (expand_builtin_cexpi): Get the fndecl
20924 for cexp in the correct way.
20926 2007-01-24 Jan Hubicka <jh@suse.cz>
20928 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20931 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20933 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20934 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20935 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20936 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20937 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20938 __SIZEOF_PTRDIFF_T__.
20939 * doc/cpp.texi: Documentation for the new builtin macros added.
20941 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20943 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20944 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20945 instead of operands[2] to avoid access past the end of array.
20947 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20949 * reload1.c (emit_reload_insns): Pass the reload register
20950 for a non-spill output reload through forget_old_reloads_1.
20952 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20954 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20955 _SOFT_DOUBLE if doubles use software floating-point.
20956 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20957 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20958 * config/rs6000/darwin-ldouble.c: Also compile functions for
20959 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20960 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20961 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20962 commented-out long double override.
20963 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20964 * config/rs6000/eabispe.h: Likewise.
20965 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20966 long double for non-SPE.
20967 (rs6000_handle_option): Likewise.
20968 (invalid_e500_subreg): Disallow more subregs involding DImode,
20969 DFmode, TImode or TFmode.
20970 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20972 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20974 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20975 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20977 (rs6000_legitimate_address): Also check for TFmode for E500
20979 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20980 (spe_build_register_parallel): Handle TFmode and TCmode.
20981 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20983 (function_arg): Handle TFmode and TCmode for E500 double.
20984 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20986 (print_operand): Handle TFmode and TImode for %y.
20987 (rs6000_generate_compare): Handle TFmode comparisons for E500
20989 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20990 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20991 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20992 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20993 TFmode for E500 double.
20994 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20995 (floatsidf2): Enable for E500 double.
20996 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20997 (extenddftf2): Change to extenddftf2_fprs.
20998 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20999 depending on TARGET_E500_DOUBLE.
21000 (extendsftf2): Enable for E500 double.
21001 (trunctfdf2): Enable for E500 double.
21002 (trunctfsf2): Change to trunctfsf2_fprs.
21003 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
21004 depending on TARGET_E500_DOUBLE.
21005 (floatsitf2): Enable for E500 double.
21006 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
21007 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
21008 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
21009 (negtf2): Change to negtf2_internal.
21010 (negtf2): New expander.
21011 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
21012 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
21013 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
21014 (movdi_internal32): Use rs6000_nonimmediate_operand.
21015 (unnamed splitter): Likewise.
21016 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
21017 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
21018 (SPE64TF, DITI): New mode macros.
21019 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
21022 (frob_<mode>_di_2): New.
21023 (frob_tf_di_8_2): New.
21024 (frob_di_df): Change to frob_di_<mode>; allow more modes.
21026 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
21028 (frob_ti_<mode>_8_2): New.
21029 (frob_ti_tf_2): New.
21030 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
21031 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
21033 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
21034 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
21035 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
21036 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
21037 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
21038 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
21041 2007-01-23 Ian Lance Taylor <iant@google.com>
21043 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
21045 (OBJS-archive): Reformat, alphabetize.
21046 (OBJS): Change out_object_file to OBJS-md.
21048 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
21050 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
21051 JUMP_P and CALL_P predicates where applicable.
21052 * config/i386/i386.c: Ditto.
21053 * config/i386/i386.md: Ditto.
21054 * config/i386/mmx.md: Ditto.
21055 * config/i386/predicates.md: Ditto.
21057 2007-01-22 Andreas Schwab <schwab@suse.de>
21059 * config/m68k/m68k.h: Fix comment.
21061 2007-01-22 Jan Hubicka <jh@suse.cz>
21063 * passes.c (init_optimization_passes): Do not rerun
21064 pass_early_warn_uninitialized.
21066 2007-01-22 Richard Guenther <rguenther@suse.de>
21068 PR tree-optimization/30038
21069 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
21071 (execute_cse_sincos_1): Likewise.
21072 (execute_cse_sincos): Likewise.
21073 (gate_cse_sincos): Likewise.
21074 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
21075 the cexpi() canonicalization of sincos().
21076 * tree-pass.h (pass_cse_sincos): Declare.
21077 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
21079 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
21081 PR rtl-optimization/29329
21082 * combine.c (replaced_rhs_insn): Rename to i2mod.
21083 (replaced_rhs_value): Rename to i2mod_new_rhs.
21084 (i2mod_old_rhs): New global variable.
21085 (combine_instructions): Adjust for above change. Save a copy of
21086 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
21087 note are substituted in the second instruction.
21088 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
21089 ditch the note if it pertains to the second eliminated register
21090 and this register is mentioned in i2mod_old_rhs.
21093 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
21095 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
21096 the insn to which the note was originally attached.
21098 2007-01-21 Jan Hubicka <jh@suse.cz>
21100 * ipa-inline.c (inlining_mode): Comment, move up.
21101 (cgraph_decide_inlining_incrementally): Do not perform inlining
21102 itself; fix handling of flattening of self recursive functions.
21103 (cgraph_find_cycles): Remove.
21104 (cgraph_flatten_node): Remove.
21105 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
21106 (try_inline): New function.
21107 (cgraph_early_inlining): Update call of
21108 cgraph_decide_inlining_incrementally. Apply inlining here.
21109 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
21111 2007-01-21 Dirk Mueller <dmueller@suse.de>
21114 * tree-vrp.c (check_array_bounds): do not warn
21115 about ADDR_EXPR's of ARRAY_REF's which are immediately
21116 used in binary expressions.
21118 2007-01-21 Ira Rosen <irar@il.ibm.com>
21120 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
21121 read_write_dep and macros for its access.
21122 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
21123 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
21124 argument, call vect_check_interleaving for every independent pair of
21125 data-refs. Mark loads that access the same memory location as a store
21127 (vect_check_dependences): Remove.
21128 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
21129 call, fix the call to vect_analyze_data_ref_dependence.
21130 (vect_analyze_data_ref_access): For statements that access the same
21131 data-ref, check that they are not stores; for loads, check that there
21132 is no store that access the same location.
21134 2007-01-20 Roger Sayle <roger@eyesopen.com>
21135 Joseph Myers <joseph@codesourcery.com>
21137 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
21138 (-fdump-rtl-stack): Likewise.
21139 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
21140 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
21141 (-mpt-fixed): Use @minus{} for minus sign.
21142 (Using Precompiled Headers): Fix under/overfull hbox.
21144 2007-01-20 Jan Hubicka <jh@suse.cz>
21146 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21147 place within annotation.
21149 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21151 * pa.c (output_move_double): Change array size of xoperands to 4.
21153 2007-01-20 Jan Hubicka <jh@suse.cz>
21155 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21158 2007-01-19 Ian Lance Taylor <iant@google.com>
21160 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21161 constant to unsigned HOST_WIDE_INT before negating.
21163 2007-01-19 Ian Lance Taylor <iant@google.com>
21165 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21167 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21168 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21169 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21170 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21171 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21172 (realloc_vdef, realloc_vuse): Change second parameter to
21174 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21175 fields to unsigned.
21176 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21177 unsigned. Change x and lim locals to unsigned.
21178 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21180 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21181 (copy_virtual_operands): Change i and n locals to unsigned.
21183 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21185 PR middle-end/29335
21186 * builtins.c (fold_builtin_1): Handle builtin fdim.
21188 2007-01-20 Jan Hubicka <jh@suse.cz>
21190 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21191 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21192 init_alias_heapvars.
21193 (init_alias_heapvars): Initialize only when not already initialized.
21194 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21196 2007-01-19 Roger Sayle <roger@eyesopen.com>
21198 * common.opt (fsigned-zeros): New command line option.
21199 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21200 of flag_unsafe_math_optimizations.
21201 * opts.c (set_fast_math_flags): The -ffast-math command line option
21202 implies -fno-signed-zeros.
21203 (fast_math_flags_set_p): Likewise.
21205 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21206 the documentation of -ffast-math appropriately. Wrap long lines.
21208 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21210 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21211 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21213 2007-01-19 Tomas Bily <tbily@suse.cz>
21215 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21217 (tree_init_ic_make_global_vars): New function
21218 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21219 (tree_gen_ic_profiler): New function
21220 (tree_gen_ic_func_profiler): New function
21221 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21222 (tree_profile_hooks): Added hook for indirec/virtual calls
21223 * value-prof.c (tree_find_values_to_profile): New case for
21225 (tree_values_to_profile): Call for determining indirect/virtual
21227 (tree_indirect_call_to_profile): New function
21228 (tree_ic_transform): New function
21229 (tree_ic): New function
21230 (find_func_by_pid): New function
21231 (init_pid_map): New function
21232 (tree_value_profile_transformations): Added check for
21233 indirect/virtual call transformation
21234 * value-prof.h (enum hist_type): New counter type for
21235 indirect/virtual calls
21236 (profile_hooks): Added new hook for profiling indirect/virtual
21238 * profile.c (instrument_values): New case for indirect/virtual
21240 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21241 (GCOV_COUNTER_V_INDIR): New counter type
21242 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21243 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21245 * cgraph.c: Definition of cgraph_max_pid
21246 (cgraph_create_node): Default init of pid attribute
21247 * cgraph.h: Declaration of cgraph_max_pid
21248 (struct cgraph_node): Added pid attribute
21249 * libgcov.c (__gcov_indirect_call_profiler): New function
21250 (__gcov_one_value_profiler_body): New function
21251 (__gcov_one_value_profiler): Body was moved to
21252 __gcov_one_value_profiler_body and calls it
21254 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21256 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21257 * gengtype.c (write_types_data, write_func_for_structure,
21258 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21259 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21260 (walk_type, write_func_for_structure): Generate the mark_hook if
21263 2007-01-19 Jan Hubicka <jh@suse.cz>
21265 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21266 'early' argument take inlining mode argument specifying whether to
21267 inline for size/speeed or all functions; add support for flattening;
21269 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21271 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21274 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21275 the name of the declared identifier.
21277 2007-01-19 Dirk Mueller <dmueller@suse.de>
21279 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21280 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21281 duplicate evaluation.
21283 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21285 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21286 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21287 to XFMode, use acosxf2 and truncate result to requested mode.
21288 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21289 (asin<mode>2): Similarly, with asin expanders.
21290 (*fscalexf4_i387): Rename from *fscalexf4.
21291 (expNcorexf3): New expander.
21292 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21293 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21294 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21295 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21296 patterns for SSE math.
21297 (exp10<mode>2): Similarly, with exp10 expanders.
21298 (exp2<mode>2): Similarly, with exp2 expanders.
21299 (expm1<mode>2): Similarly, with expm1 expanders.
21300 (ldexp<mode>3): Similarly, with ldexp expanders.
21301 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21302 Use gen_truncxf<mode>2_i387_noop to truncate result.
21304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21306 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21307 for ColdFire targets.
21309 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21310 Richard Sandiford <richard@codesourcery.com>
21312 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21313 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21314 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21315 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21316 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21317 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21319 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21321 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21322 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21323 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21324 (*adddi_dilshr32_cf): New pattern.
21325 (adddi3, subdi3): Remove first alternatives.
21327 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21329 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21330 implemented using move.l, do not use its cc result for floating-point
21333 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21335 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21336 from accepting 's' constraints if flag_pic.
21338 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21340 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21341 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21342 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21343 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21345 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21347 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21348 ColdFire alternatives.
21349 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21350 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21351 architectures that support ff1 instruction.
21353 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21354 Julian Brown <julian@codesourcery.com>
21356 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21357 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21358 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21361 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21363 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21365 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21366 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21367 HOST_WIDE_INT instead of an rtx.
21368 (m68k_rtx_costs): Update call accordingly.
21369 (output_move_const_into_data_reg): Likewise. Fix formatting.
21370 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21372 (output_move_simode_const): Update calls after above changes.
21373 Rework to use automatic variables and predicates like MEM_P.
21374 * config/m68k/m68k.md (pushexthisi_const): Update call to
21377 2007-01-19 Dirk Mueller <dmueller@suse.de>
21379 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21380 in dump_flags test.
21382 2007-01-19 Richard Guenther <rguenther@suse.de>
21384 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21385 via cexp in case sincos is not available.
21387 2007-01-19 Richard Guenther <rguenther@suse.de>
21389 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21390 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21391 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21392 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21393 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21394 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21395 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21396 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21398 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21400 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21402 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21403 (atan2xf3): Directly generate RTL pattern.
21404 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21405 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21406 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21407 disable patterns for SSE math.
21408 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21409 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21410 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21411 disable patterns for SSE math.
21413 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21415 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21417 2007-01-18 Roger Sayle <roger@eyesopen.com>
21419 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21420 VIEW_CONVERT_EXPR to the same type as it's operand.
21422 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21424 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21425 configured for long double 128.
21427 2007-01-18 Mike Stump <mrs@apple.com>
21429 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21432 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21434 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21437 2007-01-18 Jan Hubicka <jh@suse.cz>
21439 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21440 greater than NUM_VOP_FREE_BUCKETS.
21442 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21444 * tree-ssa-structalias.c: Update comments.
21445 (ptabitmap_obstack): Removed.
21446 (pta_obstack): New.
21447 (oldpta_obstack): Ditto.
21448 (stats): Add a few members.
21449 (struct variable_info): Remove node, complex, address_taken, and
21450 indirect_target members. Add oldsolution member.
21451 (new_var_info): Do not initialize removed members.
21452 (constraint_expr_type): Remove INCLUDES.
21453 (constraint_graph): Add size, implicit_preds, rep,
21454 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21455 (FIRST_REF_NODE): New macro.
21456 (LAST_REF_NODE): Ditto.
21457 (FIRST_ADDR_NODE): Ditto.
21458 (find): New function.
21460 (dump_constraint): Do not handle INCLUDES.
21461 (insert_into_complex): Do not insert duplicate constraints.
21462 (condense_varmap_nodes): Renamed and rewritten into ...
21463 (merge_node_constraints): This. Also fix bug in handling of
21464 offseted copy constraints.
21465 (clear_edges_for_node): No longer need to deal with preds at all,
21466 or removing associated preds/succs.
21467 (merge_graph_nodes): Deal with indirect_cycles.
21468 Don't deal with predecessors.
21469 (add_implicit_graph_edge): New function.
21470 (add_pred_graph_edge): Ditto.
21471 (add_graph_edge): Don't deal with predecessors.
21472 (build_constraint_graph): Removed.
21473 (build_pred_graph): New function.
21474 (build_succ_graph): Ditto.
21475 (struct scc_info): Removed in_component. Added roots, dfs, and
21476 node_mapping. Remove visited_index, unification_queue.
21477 (scc_visit): Deal with union-find we do now.
21478 Deal with cycles with REF nodes.
21479 (collapse_nodes): Renamed and rewritten to ...
21480 (unify_nodes): This.
21481 (process_unification_queue): Removed.
21482 (topo_visit): Cleanup
21483 (do_da_constraint): Use find.
21484 (do_sd_constraint): Ditto.
21485 (do_ds_constraint): Ditto.
21486 (do_complex_constraint): Ditto.
21487 (init_scc_info): Update for removed and added members.
21488 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21489 (find_indirect_cycles): This.
21490 (equivalence_class): New variable.
21491 (label_visit): New function.
21492 (perform_variable_substitution): Rewritten.
21493 (free_var_substitution_info): New function.
21494 (find_equivalent_node): Ditto.
21495 (move_complex_constraints): Ditto.
21496 (eliminate_indirect_cycles): Ditto.
21497 (solve_graph): Only propagate changed bits.
21498 Use indirect cycle elimination.
21500 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21501 (tree_id_eq): Renamed to ...
21502 (tree_vi_eq): This. Update for member change
21503 (insert_id_for_tree): Renamed and rewritten to ...
21504 (insert_vi_for_tree): This.
21505 (lookup_id_for_tree): Renamed and rewritten to ...
21506 (lookup_vi_for_tree): This.
21507 (get_id_for_tree): Renamed and rewritten to ...
21508 (get_vi_for_tree): Ditto.
21509 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21510 (process_constraint): Don't handle INCLUDES.
21511 Remove special ADDRESSOF case.
21512 (find_func_aliases): Rewrite to use vi functions instead of id
21514 (create_function_info_for): Ditto.
21515 (create_variable_info_for): Ditto.
21516 (intra_create_variable_infos): Ditto.
21517 (merge_smts_into): Ditto.
21518 (find_what_p_points_to): Ditto.
21519 (init_base_vars): Ditto.
21520 (init_alias_vars): Ditto.
21521 (remove_preds_and_fake_succs): New function.
21522 (dump_sa_points_to_info): Dump new stats.
21523 (dump_solution_for_var): Use find.
21524 (set_used_smts): Fix formatting.
21525 (compute_points_to_sets): Updated for new functions.
21526 (ipa_pta_execute): Ditto.
21528 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21529 Richard Sandiford <richard@codesourcery.com>
21531 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21533 * calls.c (expand_call): If the return value is a PARALLEL,
21534 extract its first member.
21535 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21536 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21537 use FUNCTION_EXTRA_EPILOGUE.
21538 (m68k_function_value): Return a PARALLEL if the return value
21539 is of a pointer type.
21540 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21541 (FUNCTION_EXTRA_EPILOGUE): Remove.
21542 * config/m68k/m68k.md (D0_REG): New constant.
21544 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21546 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21547 output a NOP for empty epilogues.
21549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21551 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21552 before function. Extend register save check to include all
21553 registers, not just integer ones.
21555 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21557 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21558 (m68k_use_return_insn): ...this.
21559 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21560 * config/m68k/m68k.c (use_return_insn): Rename to...
21561 (m68k_use_return_insn): ...this.
21562 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21563 of USE_RETURN_INSN.
21565 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21567 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21568 nearest even, fix denormal rounding overflow.
21570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21572 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21573 f%$smove and f%$move.
21574 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21575 (extendsfdf2_cf): Use fdmove instead of f%&move.
21576 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21577 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21579 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21581 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21586 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21587 (coldfire_single_format): Declare.
21588 (coldfire_double_format): Likewise.
21589 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21590 of qnan_msb_set to determine the lower bits of a canonical
21592 (encode_ieee_double): Likewise.
21593 (encode_ieee_quad): Likewise.
21594 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21595 (mips_single_format): Likewise.
21596 (ieee_double_format): Likewise.
21597 (mips_double_format): Likewise.
21598 (ieee_extended_motorola_format): Likewise.
21599 (ieee_extended_intel_96_format): Likewise.
21600 (ieee_extended_intel_128_format): Likewise.
21601 (ieee_extended_intel_96_round_53_format): Likewise.
21602 (ibm_extended_format): Likewise.
21603 (mips_extended_format): Likewise.
21604 (ieee_quad_format): Likewise.
21605 (mips_quad_format): Likewise.
21606 (vax_f_format): Likewise.
21607 (vax_d_format): Likewise.
21608 (vax_g_format): Likewise.
21609 (i370_single_format): Likewise.
21610 (i370_double_format): Likewise.
21611 (decimal_single_format): Likewise.
21612 (decimal_double_format): Likewise.
21613 (decimal_quad_format): Likewise.
21614 (c4x_single_format): Likewise.
21615 (c4x_extended_format): Likewise.
21616 (real_internal_format): Likewise.
21617 (coldfire_single_format): New real_format.
21618 (coldfire_double_format): Likewise.
21619 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21620 canonical_nan_lsbs_set.
21621 (pdp11_d_format): Likewise.
21622 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21623 if TARGET_COLDFIRE_CPU.
21625 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21627 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21628 (output_call, m68k_legitimize_call_address): Declare.
21629 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21630 parenthesees. Add support for a 'W' constraint.
21631 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21632 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21633 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21634 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21636 (override_options): Initialize them. Do not set flag_no_function_cse
21637 for TARGET_ID_SHARED_LIBRARY.
21638 (m68k_output_pic_call): Delete.
21639 (m68k_legitimize_call_address): New function.
21640 (print_operand): Remove the %o prefix. Handle the %p prefix.
21641 (output_call): New function.
21642 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21643 target address from the GOT if symbolic jumps are not allowed.
21644 * config/m68k/m68k.md (call, general_operand): Do not set
21645 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21646 Merge separate flag_pic and !flag_pic define_insns into...
21647 (*call, *call_value): ...these new patterns. Match the address
21648 rather than the containing MEM and require it to be a call_operand.
21649 Use output_call to generate the asm template.
21650 * config/m68k/predicates.md (const_call_operand): New predicate.
21651 (call_operand): Likewise.
21653 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21655 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21656 (STACK_GROWS_DOWNWARD): Define to 1.
21657 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21658 comments, emphasizing that these values are only defaults.
21659 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21660 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21662 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21664 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21666 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21667 Richard Sandiford <richard@codesourcery.com>
21669 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21670 (FP_REGNO_P): New macros.
21671 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21672 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21673 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21674 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21676 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21678 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21679 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21681 * config/m68k/t-floatlib: New file, extracting common code from...
21682 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21683 * config/m68k/t-uclinux: Here.
21684 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21685 routines on ColdFire targets.
21687 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21689 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21690 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21691 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21692 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21693 explicitly set MOTOROLA to 1.
21694 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21696 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21697 Nathan Sidwell <nathan@codesourcery.com>
21699 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21700 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21701 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21702 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21703 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21704 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21705 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21706 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21707 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21708 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21709 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21710 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21711 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21712 (DBX_REGISTER_NUMBER): Delete.
21713 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21714 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21715 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21717 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21719 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21720 * config/flat.h: New file.
21721 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21722 OBJECT_FORMAT_FLAT.
21723 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21724 indirect references for -msep-data or -mid-shared-library.
21725 Do not use PC-relative code addresses either.
21726 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21728 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21729 for shared libraries and crt1.o for executables. Use crti.o and
21731 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21732 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21733 Do not add -elf2flt or -shared-lib-id options here.
21734 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21735 Pass -shared-lib-id if -mid-shared-library, taking the library
21736 identifier from -mshared-library-id if given, otherwise
21738 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21739 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21740 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21741 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21742 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21743 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21745 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21746 jump sequence for ISA A and ISA A+.
21747 (PICJUMP): Likewise.
21749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21751 * config.gcc (m68k-*-uclinux*): Base the port on the common
21752 and m68k GNU/Linux files rather than on the generic ELF ones.
21753 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21754 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21756 2007-01-18 Julian Brown <julian@codesourcery.com>
21757 Richard Sandiford <richard@codesourcery.com>
21759 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21760 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21761 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21763 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21764 80 unconditionally.
21765 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21767 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21769 * doc/install.texi: Document m68k-uclinuxoldabi.
21770 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21771 * config/m68k/uclinux-oldabi.h: New file, copied from
21772 config/m68k/uclinux.h.
21774 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21776 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21777 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21778 (m32r_compute_frame_size): Use unsigned for regno.
21779 (m32r_reload_lr): Use gen_frame_mem.
21781 (m32r_output_function_epilogue): Don't output the function epilogue
21783 (m32r_expand_epilogue): New.
21784 (direct_return): Return false if the function has the interrupt
21786 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21787 * config/m32r/m32r.md (epilogue): New expander.
21788 (return_lr, return_rte): New insns.
21789 (return): Make it expander.
21790 (return_normal): New expander.
21792 2007-01-18 Josh Conner <jconner@apple.com>
21795 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21796 support for UNLE, UNLT, UNGE, and UNGT.
21798 2007-01-18 Jan Hubicka <jh@suse.cz>
21800 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21801 * tree-tailcall (add_virtual_phis): Likewise.
21802 (optimize_tail_call): Return TODOs.
21803 (execute_tail_calls): Return TODOs.
21804 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21805 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21807 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21808 Cleanup cfg using TODO.
21809 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21810 * passes.c (execute_function_todo): When cleanup did something, remove
21812 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21813 (make_edges): Don't cleanup_cfg.
21815 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21817 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21818 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21819 operate on the top of stack.
21820 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21821 register handling of instructions that output to the second
21823 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21824 (move_for_stack_reg): Special-case check for dead destination
21825 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21827 * config/i386/i386.md (UNSPEC_TAN): New constant.
21828 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21829 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21830 to correctly model move of constant 1.0 to top stack slot.
21831 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21832 (unnamed peephole2 pattern): Remove corresponding peephole2
21833 pattern that optimizes tan insn and loading of constant 1.0.
21834 (tanxf2): Use fptanxf4_i387.
21835 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21836 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21837 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21838 disable patterns for SSE math.
21839 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21840 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21842 2007-01-18 Dirk Mueller <dmueller@suse.de>
21843 Richard Guenther <rguenther@suse.de>
21846 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21847 * common.opt (Warray-bounds): Add new warning option.
21848 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21850 * Makefile.in: make tree-vrp.o depend on toplev.h
21851 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21853 (check_array_refs, check_array_bounds, check_array_ref): New.
21855 2007-01-18 Jan Hubicka <jh@suse.cz>
21857 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21858 (execute_ssa_ccp): Return flags conditionally.
21859 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21861 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21863 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21865 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21866 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21868 * Makefile.c (GTFILES): Add cfglayout.h.
21869 * gengtype.c (open_base_files): Likewise.
21870 * cfglayout.c (cfg_layout_function_footer,
21871 cfg_layout_function_header) Reindent to make gengtype happy.
21872 * cfglayout.h (cfg_layout_function_footer,
21873 cfg_layout_function_header): Add GTY(()) marker.
21875 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21877 2007-01-18 Ben Elliston <bje@au.ibm.com>
21879 * genautomata.c (write_automata): Include xstrerror output in the
21880 error message if writing the DFA description file fails.
21882 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21884 * config/mips/mips-protos.h (mips_output_external): Make it
21886 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21887 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21888 (extern_list): Likewise.
21889 (extern_head): Likewise.
21890 (TARGET_ASM_FILE_END): Likewise.
21891 (mips_file_end): Likewise.
21892 (mips_output_external): Rewritten.
21894 2007-01-18 Ben Elliston <bje@au.ibm.com>
21896 * genpreds.c (write_insn_preds_c): Only write out the function
21897 body for regclass_for_constraint if we have register constraints.
21899 2007-01-17 Tom Tromey <tromey@redhat.com>
21901 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21902 * doc/install.texi (Testing): Use sourceware.org.
21903 (Binaries): Likewise.
21904 (Specific): Likewise.
21905 * doc/contrib.texi (Contributors): Use sourceware.org.
21907 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21909 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21910 (AVR_ENHANCED): Rename to ...
21911 (AVR_HAVE_MUL): ... new.
21912 (avr_enhanced_p): Rename to ...
21913 (avr_have_mul_p): ... new.
21914 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21915 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21916 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21917 (avr_have_mul_p): ... new.
21918 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21919 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21920 'avr_enhanced_p' and 'enhanced'.
21921 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21922 AVR_HAVE_MUL instead of AVR_ENHANCED.
21923 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21924 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21925 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21926 instead of AVR_ENHANCED.
21927 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21928 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21929 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21931 2007-01-17 Ian Lance Taylor <iant@google.com>
21933 * vec.h (VEC_reserve_exact): Define.
21934 (vec_gc_p_reserve_exact): Declare.
21935 (vec_gc_o_reserve_exact): Declare.
21936 (vec_heap_p_reserve_exact): Declare.
21937 (vec_heap_o_reserve_exact): Declare.
21938 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21940 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21941 negative parameter.
21942 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21943 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21944 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21945 * vec.c (calculate_allocation): Add exact parameter. Change all
21947 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21948 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21949 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21950 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21951 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21952 (vec_heap_p_reserve_exact): New function.
21953 (vec_heap_o_reserve_exact): New function.
21955 2007-01-17 Jan Hubicka <jh@suse.cz>
21957 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21959 2007-01-17 Eric Christopher <echristo@apple.com>
21961 * config.gcc: Support core2 processor.
21963 2007-01-16 Jan Hubicka <jh@suse.cz>
21965 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21966 the names, just unlink the chain so we don't crash on dangling
21970 2007-01-16 Jan Hubicka <jh@suse.cz>
21972 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21973 * tree-pass.h: Reorder to make IPA passes appear toegher.
21974 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21976 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21977 parameters, do not call early inliner.
21978 * ipa-inline.c: Update comments. Include tree-flow.h
21979 (cgraph_decide_inlining): Do not compute inlining parameters.
21980 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21981 be called with function context set up.
21982 (pass_ipa_inline): Remove unreachable functions before pass.
21983 (cgraph_early_inlining): Simplify assuming to be called from the
21985 (pass_early_inline): New pass.
21986 (cgraph_gate_ipa_early_inlining): New gate.
21987 (pass_ipa_early_inline): Turn into simple wrapper.
21988 (compute_inline_parameters): New function.
21989 (gate_inline_passes): New gate.
21990 (pass_inline_parameters): New pass.
21991 (apply_inline): Move here from tree-optimize.c
21992 (pass_apply_inline): New pass.
21993 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21995 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21996 doing them by hand.
21997 (tree_function_versioning): Do not allocate dummy struct function.
21998 * tree-inline.h (optimize_inline_calls): Update prototype.
21999 * tree-optimize.c (execute_fixup_cfg): Export.
22000 (pass_fixup_cfg): Remove
22001 (tree_rest_of_compilation): Do not apply inlines.
22002 * tree-flow.h (execute_fixup_cfg): Declare.
22003 * Makefile.in (gt-passes.c): New.
22004 * passes.c: Include gt-passes.h
22005 (init_optimization_passes): New passes.
22006 (nnodes, order): New static vars.
22007 (do_per_function_toporder): New function.
22008 (execute_one_pass): Dump current pass here.
22009 (execute_ipa_pass_list): Don't dump current pass here.
22011 2007-01-16 Janis Johnson <janis187@us.ibm.com>
22013 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
22014 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
22016 2007-01-16 David Edelsohn <edelsohn@gnu.org>
22018 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
22019 (strong_alias): Define.
22020 (__gcc_qmul): Provide non-FMA for soft-float.
22021 (__gcc_qdiv): Same.
22026 (__gcc_qunord): New.
22036 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
22037 soft-float functions.
22038 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
22039 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
22040 about long double soft float.
22042 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
22043 Tehila Meyzels <tehila@il.ibm.com>
22045 * tree-vectorizer.h (is_pattern_stmt_p): New.
22046 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
22047 formatting (tabs instead of spaces). Cleanup and clarify setting
22048 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
22049 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
22050 (vectorizable_type_demotion): Check that types are integral.
22051 (vectorizable_type_promotion): Likewise.
22052 (vectorizable_store): Fix typo. Eliminate new-line at end of
22055 2007-01-16 Jan Hubicka <jh@suse.cz>
22057 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
22060 2007-01-15 Eric Christopher <echristo@apple.com>
22062 * ifcvt.c: Include vec.h, vecprim.h.
22063 (check_cond_move_block): New argument regs.
22064 Reorganize. Add registers used to regs.
22065 (cond_move_process_if_block): Use regs set above as
22068 2007-01-15 Eric Christopher <echristo@apple.com>
22070 * config/darwin.h: Update copyright.
22071 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
22072 (LINK_COMMAND_SPEC): Add -u.
22073 (LINK_SPEC): Fix umbrella for above.
22075 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
22077 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
22080 2007-01-15 Tom Tromey <tromey@redhat.com>
22082 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
22083 * doc/install.texi (Testing): Don't mention jacks.
22084 (Configuration): Document --enable-java-maintainer-mode. Move
22085 --with-java-home to libgcj-specific section. Document
22087 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
22089 2007-01-15 Jan Hubicka <jh@suse.cz>
22091 * tree-ssa-dce.c (DCE_TODOs): New.
22092 (propagate_necessity): Return if something changed.
22093 (eliminate_unnecessary_stmts): Likewise.
22094 (perform_tree_ssa_dce): Return TODO flags when needed.
22095 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
22097 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
22099 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
22100 (fyl2x_extend<mode>xf3_i387): New insn pattern.
22101 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
22102 patterns using X87MODEF12 mode macro. Extend operand 1
22103 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22104 (log10<mode>2): Ditto.
22105 (log2<mode>2): Ditto.
22106 (log1p<mode>2): Ditto.
22107 (logb<mode>2): Ditto.
22108 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
22109 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
22110 (*fxtractxf3_i387): Rename from *fxtractxf3.
22111 (fxtract_extend<mode>xf3_i387): New insn pattern.
22112 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
22113 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
22114 and gen_fyl2xxf3_i387().
22116 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
22118 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
22119 * cfgloopmanip.c (fix_loop_placement): Made static. Use
22120 get_loop_exit_edges. Changed return type to bool.
22121 * cfgloop.h (fix_loop_placement): Declaration removed.
22123 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
22125 * param.h (MIN_VECT_LOOP_BOUND): New.
22126 * params.def (MIN_VECT_LOOP_BOUND): New.
22127 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
22128 argument - minimum threshold for number of iterations.
22129 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
22130 argument to declaration.
22131 * tree-vect-analyze.c (vect_analyze_operations): Check value of
22132 MIN_VECT_LOOP_BOUND.
22133 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
22134 slpeel_tree_peel_loop_to_edge with additional argument.
22135 (vect_do_peeling_for_alignment): Likewise.
22136 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
22138 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
22141 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
22142 operands of size 1.
22144 2007-01-14 Jan Hubicka <jh@suse.cz>
22146 * tree-dfa.c (remove_referenced_var): New function.
22147 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22148 prune referenced vars list too.
22149 * tree-flow.h (remove_referenced_var): Declare.
22151 2007-01-14 Jan Hubicka <jh@suse.cz>
22153 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22155 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22156 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22157 * except.h (verify_eh_throw_table_statements): Kill prototype.
22158 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22159 into call exrepssions.
22160 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22162 * tree-cfg.c: Include pointer-set.h.
22163 (verify_node_sharing): Work on pointer set.
22164 (verify_eh_throw_stmt_node): New.
22165 (verify_stmts): Use pointers sets, verify throw_stmt.
22167 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22169 * ipa-reference.c (analyze_function): Consider also addresses taken
22172 2007-01-12 Roger Sayle <roger@eyesopen.com>
22174 * c-typeck.c (null_pointer_constant_p): Replace use of
22175 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22176 (build_c_cast): Likewise.
22178 2007-01-12 Roger Sayle <roger@eyesopen.com>
22180 * tree.h (force_fit_type_double): Remove unused final argument.
22181 * c-common.c (constant_expression_warning): Replace use of
22182 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22183 (convert_and_check): Likewise.
22184 (shorten_compare): Update call to force_fit_type_double.
22185 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22186 * convert.c (convert_to_pointer): Update call to
22187 force_fit_type_double.
22188 * fold-const.c (force_fit_type_double): Remove overflowed_const
22190 (int_const_binop, fold_convert_const_int_from_int,
22191 fold_convert_const_int_from_real, fold_div_compare,
22192 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22193 fold_abs_const, fold_not_const): Remove the final argument from
22194 calls to force_fit_type_double.
22196 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22198 * configure.ac: Set insn to "nop" for spu-*-* also.
22199 * configure: Regenerate.
22201 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22203 * builtins.def : Add BUILT_IN_FREE.
22205 2007-01-12 Jan Hubicka <jh@suse.cz>
22207 PR tree-optimization/30443
22208 * tree-inline.c (tree_function_versioning): Do not optimize when
22209 cloning for inlining.
22211 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22213 * doc/loop.texi: Document recording of loop exits.
22214 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22215 (update_single_exits_after_duplication,
22216 update_single_exit_for_duplicated_loop,
22217 update_single_exit_for_duplicated_loops): Removed.
22218 (duplicate_loop_to_header_edge): Do not call
22219 update_single_exits_after_duplication and
22220 update_single_exit_for_duplicated_loops.
22221 (loop_version): Do not update single_exit information.
22222 (fix_loop_structure): Use record_loop_exits instead of
22223 mark_single_exit_loops.
22224 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22225 the lists of loop exits.
22226 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22227 split_edge, merge_blocks): Update the lists of loop exits.
22228 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22229 loop_optimizer_init.
22230 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22231 of mark_single_exit_loops.
22232 (loop_optimizer_finalize): Call release_recorded_exits.
22233 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22234 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22235 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22236 update single exit information.
22237 * lambda-code.c (perfect_nestify): Ditto.
22238 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22239 (mark_single_exit_loops): Removed.
22240 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22241 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22242 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22244 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22245 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22246 (verify_loop_structure): Verify consistency of the exit lists.
22247 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22248 (set_single_exit): Removed.
22249 * cfgloop.h (struct loop_exit): New function.
22250 (struct loop): single_exit_ field replaced by exits field.
22251 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22252 LOOPS_HAVE_RECORDED_EXITS.
22253 (struct loops): Added exits hash.
22254 (mark_single_exit_loops, set_single_exit): Declaration removed.
22255 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22257 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22259 * doc/invoke.texi: Avoid use of @headitem.
22261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22263 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22267 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22270 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22271 Richard Sandiford <richard@codesourcery.com>
22273 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22274 * config/m68k/m68k.opt: Resort options.
22275 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22277 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22278 Richard Sandiford <richard@codesourcery.com>
22280 * doc/invoke.texi: Document the macros that are defined by
22281 m68k's -mtune and -mhard-float options.
22282 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22283 (m68k_cpp_cpu_family): Likewise.
22284 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22285 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22286 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22287 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22288 (m68k_cpp_cpu_family): Likewise.
22290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22293 macros besides mc68000 as tuning macros. Use a switch statement
22294 to set them and mcpu32.
22296 2007-01-12 Julian Brown <julian@codesourcery.com>
22298 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22299 (TARGET_68040_ONLY): Rename to...
22300 (TARGET_68040): ...this.
22301 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22302 * config/m68k/m68k.md: Likewise.
22304 2007-01-12 Julian Brown <julian@codesourcery.com>
22305 Nathan Sidwell <nathan@codesourcery.com>
22306 Richard Sandiford <richard@codesourcery.com>
22308 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22309 the -mcpu= argument associated with the --with-cpu setting.
22310 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22311 if different from the one implied by the -mcpu setting.
22312 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22313 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22314 * doc/invoke.texi: Mention ColdFire in the introduction to the
22315 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22316 -mno-div and -mhard-float options. Make -m68881 a synonym for
22317 -mhard-float. Document the previously-undocumented -m5206e,
22318 -m528x, -m5307 and -m5407 options. Tweak the existing option
22319 documentation for consistency.
22320 * doc/install.texi: Mention new --with-cpu arguments.
22321 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22322 default CPU if neither -mcpu nor -march are specified.
22323 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22324 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22325 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22326 using m68k_tune to decide between families that implement the
22327 same ISA. Use m68k_tune to set __mcfv4e__.
22328 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22329 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22330 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22331 (FL_ISA_C, FL_ISA_MMU): New macros.
22332 (MASK_COLDFIRE): Delete.
22333 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22334 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22335 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22336 (TARGET_HARD_FLOAT): Do not define here.
22337 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22338 (TUNE_68000): New macro.
22339 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22340 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22341 (TUNE_CFV2): Redefine in terms of m68k_tune.
22342 (uarch_type, target_device, fpu_type): New enums.
22343 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22344 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22345 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22346 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22347 (FL_FOR_isa_c): New macros.
22348 (m68k_isa): New enum.
22349 (m68k_target_selection): New structure.
22350 (all_devices, all_isas, all_microarchs): New tables.
22351 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22352 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22353 (MASK_ALL_CPU_BITS): Delete.
22354 (m68k_find_selection): New function.
22355 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22356 Map the legacy target options to a combination of the new ones.
22357 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22358 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22359 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22361 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22362 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22364 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22365 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22366 * config/m68k/m68k-devices.def: New file.
22368 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22369 Nathan Sidwell <nathan@codesourcery.com>
22371 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22372 (SUBTARGET_EXTRA_SPECS): New macros.
22373 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22374 use %(asm_cpu_spec) instead.
22375 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22376 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22377 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22378 (EXTRA_SPECS): Rename to...
22379 (SUBTARGET_EXTRA_SPECS): ...this.
22381 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22382 Richard Sandiford <richard@codesourcery.com>
22383 Julian Brown <julian@codesourcery.com>
22385 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22386 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22387 to the configuration's default CPU.
22388 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22389 Remove default masks.
22390 (m680[012]0-*-*): Set the default with_cpu to the first part of
22392 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22393 (m68k*-*-linux): Extend the --with-cpu handling to...
22394 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22395 and m68010. Don't set target_cpu_default2.
22396 * doc/install.texi: Document --with-cpu for m68k.
22397 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22398 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22399 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22400 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22401 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22402 (ASM_SPEC): Remove use of %(asm_cpu_default).
22403 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22404 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22405 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22406 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22407 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22408 (TARGET_DEFAULT): Delete.
22409 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22410 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22411 (CPP_CPU_SPEC): Delete.
22412 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22413 the appropriate string.
22414 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22415 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22416 (ASM_SPEC): Don't use %(asm_default_spec).
22417 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22418 TARGET_DEFAULT and add MASK_68881.
22419 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22421 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22423 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22424 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22425 MASK_68010 alongside MASK_68020.
22426 * doc/invoke.texi: Document -m68010.
22427 * config/m68k/m68k.opt (m68010): New.
22428 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22430 (TUNE_68010): New macro.
22431 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22432 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22433 (M68K_CPU_m68332): Add MASK_68010.
22434 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22435 fallback definition.
22436 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22438 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22439 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22440 to all entries that use MASK_68020.
22441 (output_move_simode_const, output_move_himode, output_move_qimode)
22442 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22443 instead of TARGET_68020 to select clr behavior. Remove comment
22444 about there being no TARGET_68010.
22445 * config/m68k/m68k.md: Likewise throughout.
22447 2007-01-12 Julian Brown <julian@codesourcery.com>
22449 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22450 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22451 * config/m68k/m68k.md: Likewise.
22453 2007-01-12 Julian Brown <julian@codesourcery.com>
22455 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22456 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22458 2007-01-12 Julian Brown <julian@codesourcery.com>
22460 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22461 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22462 * config/m68k/m68k.md: Likewise.
22464 2007-01-12 Julian Brown <julian@codesourcery.com>
22465 Richard Sandiford <richard@codesourcery.com>
22467 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22468 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22469 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22471 (TARGET_CPU32): Rename to...
22472 (TUNE_CPU32): ...this.
22473 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22474 (TUNE_CFV2): New macros.
22475 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22476 remove conditions that are implied by TARGET_68020.
22477 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22478 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22479 (m68k_output_function_epilogue): Likewise.
22480 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22481 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22482 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22483 non-68000 timings. Refactor multiplication and division costs.
22484 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22485 TUNE_CPU32 instead of TARGET_CPU32.
22486 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22487 and TUNE_68060 instead of TARGET_68060.
22488 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22489 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22491 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22492 && !TARGET_COLDFIRE" to choose between moveq and clr.
22493 Likewise in the unnamed movsf pattern.
22494 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22495 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22498 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22500 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22501 of tabbing before backslashes.
22503 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22505 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22506 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22507 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22509 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22511 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22512 find_interesting_uses_cond.
22513 (find_interesting_uses_cond): Use extract_cond_operands.
22514 (rewrite_use_compare): Use extract_cond_operands and
22515 force_gimple_operand_bsi. Do not call update_stmt.
22516 (determine_use_iv_cost_condition): Use extract_cond_operands.
22517 Return cheaper of using original bound and changing the exit bound.
22519 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22521 PR tree-optimization/29516
22522 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22523 most_expensive_mult_to_index, addr_to_parts,
22524 create_mem_ref, maybe_fold_tmr): Make the type of
22525 fields of TARGET_MEM_REF sizetype.
22526 (move_fixed_address_to_symbol, move_pointer_to_base):
22528 * tree.def (TARGET_MEM_REF): Add comment on types of
22531 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22533 * c-common.c (vector_types_convertible_p): Treat opaque types as
22534 always convertible if they have the same size, but not otherwise.
22536 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22538 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22539 Remove the b_unconditional field.
22540 (noce_try_sign_mask): Do not look at b_unconditional.
22541 (noce_process_if_block): Do not use merge_if_blocks. Update
22542 the CFG here. Do not set b_unconditional.
22543 (cond_move_process_if_block): Likewise.
22544 (find_cond_trap): Likewise.
22545 (check_cond_move_block): Require simple jump insns at the end
22546 of the basic block.
22548 2007-01-11 Jan Hubicka <jh@suse.cz>
22550 PR tree-optimization/1046
22551 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22552 when alias info is not ready.
22553 (pass_tail_recursion): Do not require aliasing.
22554 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22555 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22556 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22557 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22558 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22559 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22560 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22562 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22563 When aliasing is not build, mark statement as volatile.
22565 2007-01-11 Tom Tromey <tromey@redhat.com>
22567 PR preprocessor/15185, PR preprocessor/20989:
22568 * doc/cppopts.texi <-MT>: Update description of algorithm for
22569 computing default target.
22570 <-M, -MD>: Reword "basename" text.
22572 2007-01-11 Roger Sayle <roger@eyesopen.com>
22574 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22575 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22576 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22577 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22578 fold_builtin_bswap, real_constp, fold_builtin_pow,
22579 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22580 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22581 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22582 * convert.c (convert_to_pointer): Likewise.
22583 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22584 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22585 const_binop, fold_convert_const_int_from_int,
22586 fold_convert_const_int_from_real,
22587 fold_convert_const_real_from_real, sign_bit_p,
22588 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22589 fold_sign_changed_comparison, fold_unary, fold_comparison,
22590 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22591 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22592 * print-tree.c (print_node_brief, print_node): Likewise.
22593 * stor-layout.c (place_field, layout_type): Likewise.
22594 * tree-chrec.c (keep_cast): Likewise.
22595 * tree.c (build_vector, build_real, build_real_from_int_cst,
22596 build_complex): Likewise.
22598 2007-01-11 Roger Sayle <roger@eyesopen.com>
22600 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22601 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22603 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22605 * configure.ac (strict1_warn): Rename to strict_warn.
22606 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22607 cc_set_by_configure, quoted_cc_set_by_configure,
22608 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22609 all_boot_languages, all_stagestuff): Remove.
22610 (target_list): Remove bootstrap targets.
22611 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22612 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22613 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22614 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22615 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22616 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22617 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22618 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22619 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22620 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22621 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22622 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22623 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22624 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22625 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22626 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22627 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22628 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22629 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22630 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22631 (mostlyclean): Adjust.
22632 (clean, distclean): Don't mention bootstrap stuff.
22633 * configure: Regenerate.
22634 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22635 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22636 treelang/config-lang.in (stagestuff): Remove.
22637 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22638 stageprofile, stagefeedback, stagestuff): Remove mention.
22640 2007-01-11 Nick Clifton <nickc@redhat.com>
22642 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22644 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22645 (mcore_arith_K_S_operand): Run the test for the S constraint not
22646 the test for the M constraint.
22647 (mcore_addsub_operand): Do not accept integer values that are
22648 larger than 32 bits.
22649 * config/mcore/mcore.md: Remove unused constraints from split.
22650 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22651 (addsi3): Likewise.
22652 (allocate_stack): Likewise.
22653 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22654 operands to 32 bits.
22655 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22657 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22658 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22659 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22660 mcore_output_bclri, mcore_output_andn, output_inline_const,
22661 mcore_output_move, mcore_output_movedouble): Likewise.
22662 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22663 (output_inline_const): Likewise.
22664 (output_inline_const): Fix format strings used in sprintf
22666 * config/mcore/mcore-protos.h: Update prototypes for changed
22667 functions in mcore.c.
22668 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22669 HOST_WIDE_INT and not int.
22670 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22671 CONST_OK_FOR_N): Likewise.
22672 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22673 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22676 2007-01-10 Jan Hubicka <jh@suse.cz>
22678 * tree-vrp.c (remove_range_assertions): Release defs.
22679 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22680 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22682 2007-01-10 Paul Brook <paul@codesourcery.com>
22684 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22685 * config/arm/arm.md (mulsi3subsi): New insn.
22687 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22689 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22690 (tree_transform_and_unroll_loop): New.
22691 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22694 2007-01-10 Robert Kennedy <jimbob@google.com>
22696 * fold-const.c (fold_comparison): Fold comparisons like (x *
22697 1000 < 0) to (x < 0).
22699 2007-01-10 Ian Lance Taylor <iant@google.com>
22701 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22702 operands have the same priority.
22704 2007-01-10 Tom Tromey <tromey@redhat.com>
22706 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22707 (fold_binary): Likewise.
22708 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22709 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22710 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22711 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22712 * langhooks.h (struct lang_hooks): Removed field
22713 'can_use_bit_fields_p'.
22715 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22717 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22719 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22721 * function.c (get_last_funcdef_no): New function.
22722 * function.h (get_last_funcdef_no): Declare.
22723 * tree-inline.c (initialize_cfun): Add initialization.
22724 (tree_function_versioning): Cleanup.
22726 2007-01-10 Jan Hubicka <jh@suse.cz>
22728 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22731 2007-01-10 Sa Liu <saliu@de.ibm.com>
22732 Ben Elliston <bje@au.ibm.com>
22734 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22735 for SAVE_NONLOCAL and Pmode for any other save level.
22736 * spu-protos.h (spu_restore_stack_block): Declare.
22737 * spu.md (save_stack_block): Remove.
22738 (restore_stack_block): Call spu_restore_stack_block.
22739 * spu.c (spu_restore_stack_block): New function.
22740 (spu_expand_epilogue): Remove old comment.
22742 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22744 PR tree-optimization/30322
22745 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22746 (cand_value_at): Return the value as aff_tree.
22747 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22748 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22749 aff_combination_mult): New functions.
22750 (aff_combination_add): Use aff_combination_add_cst.
22751 (aff_combination_convert): Allow conversions to a wider type.
22752 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22753 * tree-affine.h (aff_combination_mult): Declare.
22755 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22757 * doc/tm.texi: Update documentation to reflect reality of exec
22758 and start file search behaviours. Update copyright year.
22759 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22760 header file directories.
22762 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22764 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22765 (*cosxf2): Rename to cosxf2_i387.
22766 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22767 using X87MODEF12 mode macro. Rename patterns to
22768 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22770 (*cosdf2, *cossf2): Ditto.
22771 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22772 to match extended input operands.
22773 (sincos<mode>3): New expander.
22774 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22775 insn patterns and corresponding splitters.
22777 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22779 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22780 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22782 2007-01-09 Nicolas Pitre <nico@cam.org>
22785 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22787 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22789 * target.h (struct gcc_target): New field library_rtti_comdat.
22790 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22791 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22792 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22793 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22795 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22797 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22799 2007-01-08 Richard Guenther <rguenther@suse.de>
22801 * tree.h (force_fit_type_double): Export.
22802 (force_fit_type): Remove.
22803 * fold-const.c (force_fit_type_double): New function.
22804 (force_fit_type): Remove.
22805 (int_const_binop): Use it.
22806 (fold_convert_const_int_from_int): Likewise.
22807 (fold_convert_const_int_from_real): Likewise.
22808 (fold_div_compare): Likewise.
22809 (fold_sign_changed_comparison): Likewise.
22810 (fold_unary): Likewise.
22811 (fold_negate_const): Likewise.
22812 (fold_abs_const): Likewise.
22813 (fold_not_const): Likewise.
22814 * c-common.c (shorten_compare): Use force_fit_type_double.
22815 * convert.c (convert_to_pointer): Likewise.
22817 2007-01-08 Richard Guenther <rguenther@suse.de>
22819 * tree.h (build_int_cst_wide_type): Export.
22820 * tree.c (build_int_cst_wide_type): New function.
22821 (build_int_cst_wide): Fix comment.
22822 * builtins.c (fold_builtin_object_size): Use build_int_cst
22823 to build -1 or 0 of the correct type. Use fit_double_type
22824 to check for overflow.
22825 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22827 (decode_field_reference): Likewise.
22828 (all_ones_mask_p): Likewise.
22829 (native_interpret_int): Use build_int_cst_wide_type.
22830 (fold_binary): Use build_int_cst_type to build an all-ones
22832 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22834 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22836 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22838 2007-01-09 Ben Elliston <bje@au.ibm.com>
22840 * genautomata.c (STATS_OPTION): New option.
22841 (stats_flag): New flag.
22842 (gen_automata_option): Handle it.
22843 (initiate_automaton_gen): Ditto.
22844 (write_automata): Output statistics only if stats_flag is
22845 set. Likewise, output time statistics only if time_flag is set.
22846 * doc/md.texi (Processor pipeline description): Document new flag.
22848 2007-01-08 Richard Guenther <rguenther@suse.de>
22850 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22851 * tree.c (build_int_cst_type): Likewise.
22852 (size_in_bytes): Don't call force_fit_type on the result.
22853 (int_fits_type_p): Use fit_double_type.
22854 * fold-const.c (fit_double_type): New function.
22855 (force_fit_type): Use it.
22856 * tree.h (fit_double_type): Export.
22858 2007-01-08 Jan Hubicka <jh@suse.cz>
22860 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22861 * ipa.c (function_and_variable_visibility): Fix return type.
22863 2007-01-08 Richard Guenther <rguenther@suse.de>
22865 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22866 of offset to build the index.
22867 * tree-pretty-print.c (dump_generic_node): Don't build negated
22868 const just for printing.
22869 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22870 * builtins.c (fold_builtin_int_roundingfn): Check if result
22871 fits the type by using force_fit_type and comparing the result.
22872 * predict.c (predict_loops): Use compare_tree_int for comparison.
22873 * tree.c (build_int_cst): Fall back to integer_type_node for
22875 (build_int_cst_wide): Assert type is non-null.
22877 2007-01-08 Roberto Costa <roberto.costa@st.com>
22879 * tree-vrp.c (extract_range_from_cond_expr): New.
22880 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22881 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22883 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22884 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22885 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22886 used as expressions.
22887 * tree-object-size.c (cond_expr_object_size): New.
22888 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22890 2007-01-08 Jan Hubicka <jh@suse.cz>
22892 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22893 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22896 2007-01-08 Richard Guenther <rguenther@suse.de>
22898 PR tree-optimization/23603
22899 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22900 (extract_range_from_binary): Fall back to truthvalue instead of
22901 varying for TRUTH_*_EXPR.
22902 (extract_range_from_comparison): Fall back to truthvalue instead of
22904 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22905 if all visited PHI values were constant.
22907 2007-01-08 Jan Hubicka <jh@suse.cz>
22909 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22910 (cgraph_analyze_function): break out from ...
22911 (cgraph_finalize_compilation_unit): ... here.
22912 (cgraph_expand_function): Remove forgoten commented out line.
22913 (cgraph_optimize): Analyze functions.
22915 2007-01-08 Jan Hubicka <jh@suse.cz>
22917 * tree-pas.h (TODO_remove_function): New flag.
22918 (TODO_update*): Renumber.
22919 (pass_ipa_increase_alignment,
22920 pass_ipa_function_and_variable_visibility): New passes.
22921 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22922 (cgraph_function_and_variable_visibility): Move to ipa.c
22923 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22924 cgraph_increase_alignment.
22925 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22926 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22927 calling tree-inline.
22928 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22929 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22930 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22931 (gate_increase_alignment): New function.
22932 (pass_ipa_increase_alignment): New pass.
22933 * ipa.c: Inline tree-pass.h and timevar.h
22934 (function_and_variable_visibility): Move here from cgraphunit.c
22935 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22936 * passes.c (init_optimization_passes): Add the two new passes.
22937 (execute_todo): Handle cgraph_remove_functions.
22939 2007-01-08 Nick Clifton <nickc@redhat.com>
22941 * config/frv/predicates.md (reg_or_0_operand): Accept
22944 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22946 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22947 * config.gcc: Add bfin*-rtems*.
22949 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22951 * c.opt: Add -flax-vector-conversions.
22952 * c-typeck.c (convert_for_assignment): Pass flag to
22953 vector_types_convertible_p to allow emission of note.
22954 (digest_init): Likewise.
22955 * c-opts.c: Handle -flax-vector-conversions.
22956 * c-common.c (flag_lax_vector_conversions): New.
22957 (vector_types_convertible_p): Unless -flax-vector conversions
22958 has been passed, disallow conversions between vectors with
22959 differing numbers of subparts and/or element types. If such
22960 a conversion is disallowed, possibly emit a note on the first
22961 occasion only to inform the user of -flax-vector-conversions.
22962 The new last argument specifies this.
22963 * c-common.h (flag_lax_vector_conversions): New.
22964 (vector_types_convertible_p): Add extra argument.
22965 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22966 char_type_node for V*QI type vectors.
22967 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22968 Update to satisfy new typechecking rules.
22969 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22970 C and C++ variants.
22971 * doc/invoke.texi (C Dialect Options): Document
22972 -flax-vector-conversions.
22974 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22976 PR tree-optimization/29877
22977 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22978 a register variable on the RHS to not be replaceable.
22980 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22981 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22982 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22983 const_simm15, const_pow2, const_npow2): Added.
22984 * config/score/misc.md (insv, extv, extzv, movmemsi,
22985 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22986 * config/score/score.c (score_address_cost, score_select_cc_mode):
22988 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22989 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22990 Update score_print_operand.
22991 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22992 Adjust register allocate order and update some macro define.
22993 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22994 mdx_block_move_straight, mdx_block_move_loop_head,
22995 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22996 mdx_block_move_loop, mdx_block_move): Added.
22997 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22998 mdp_limm): Updated and fix some bug and typo.
22999 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
23000 (movsf, movdf, doloop_end): Added.
23002 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
23004 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
23005 config/arm/thumb2.md: Fix comment typos.
23006 * doc/extend.texi: Fix a typo.
23008 2007-01-07 Eric Christopher <echristo@apple.com>
23010 * configure.ac: Check for __stack_chk_fail for darwin.
23011 * configure: Regenerate.
23013 2007-01-07 Richard Guenther <rguenther@suse.de>
23015 * tree-vrp.c (extract_range_from_assert): CSE calls to
23016 compare_values where possible.
23017 (extract_range_from_unary_expr): Likewise.
23019 2007-01-07 Anatoly Sokolov <aesok@post.ru>
23021 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
23022 * config/avr/avr.c (call_insn_operand): Delete function.
23023 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23024 instead of register number. Use predicates.
23025 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
23026 call_insn_operand): Add.
23028 2007-01-06 Jan Hubicka <jh@suse.cz>
23030 * tree-pass.h (pass_build_cgraph_edges): Declare.
23031 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
23032 (visited_nodes): Remove.
23033 (cgraph_create_edges): Move to cgraphbuild.c; rename to
23034 build_cgrpah_edges; make visited_nodes local.
23035 (cgraph_process_new_functions): DO not call initialize_inline_failed.
23036 (record_references_in_initializer): Move to cgraphbuild.c
23037 (initialize_inline_failed, rebuild_cgraph_edges,
23038 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
23039 (verify_cgraph_node): Make visited_nodes local.
23040 (cgraph_analyze_function): Do not call cgraph_create_edges and
23041 initialize_inline_failed.
23042 (cgraph_expand_function): Do not call cgraph_lower_function;
23043 assert that function is already lowered.
23044 * Makefile.in (cgraphbuild.o): New.
23045 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
23046 at the end of lowering passes.
23048 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
23050 * ifcvt.c (cond_move_convert_if_block): New function, code
23051 factored out from...
23052 (cond_move_process_if_block): ...here. Call the new function
23053 on the THEN and ELSE blocks.
23054 (merge_if_block): Do not copy global_live_at_end, merge_blocks
23055 already takes care of this.
23057 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23060 * tree.h (TREE_OVERFLOW_P): New.
23061 * c-typeck.c (parser_build_unary_op): Warn only if result
23062 overflowed and operands did not.
23063 (parser_build_binary_op): Likewise.
23064 (convert_for_assignment): Remove redundant overflow_warning.
23065 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
23067 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23069 * c-typeck.c (store_init_value): Split over two lines to follow
23070 the GNU coding style.
23072 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
23074 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
23075 __GXX_EXPERIMENTAL_CXX0X__.
23076 * doc/cpp.texi: Same.
23078 2007-01-05 Richard Guenther <rguenther@suse.de>
23080 PR middle-end/27826
23081 * tree.c (get_narrower): Do not construct COMPONENT_REFs
23082 with mismatched types. Instead explicitly build a
23083 conversion NOP_EXPR.
23085 2007-01-05 Ian Lance Taylor <iant@google.com>
23087 * c-common.c (decl_with_nonnull_addr_p): New function.
23088 (c_common_truthvalue_conversion): Call it.
23089 * c-typeck.c (build_binary_op): Likewise.
23090 * c-common.h (decl_with_nonnull_addr_p): Declare.
23092 2007-01-05 Jakub Jelinek <jakub@redhat.com>
23095 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
23098 2007-01-05 Joel Brobecker <brobecker@adacore.com>
23100 * doc/install.texi (Final install): Document the fact that
23101 the GNAT runtime should not be stripped.
23103 2007-01-04 Jan Hubicka <jh@suse.cz>
23105 * tree-inline.c (fold_marked_statements): Update operand caches
23106 and EH after folding
23108 2007-01-04 Ian Lance Taylor <iant@google.com>
23110 * c-common.c (check_function_nonnull): Whitespace fix.
23112 2007-01-04 Jan Hubicka <jh@suse.cz>
23114 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
23115 comitted older version of patch.
23116 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
23117 function, celanup cfg and collect garbage.
23119 2007-01-04 Mike Stump <mrs@apple.com>
23121 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
23124 2007-01-04 Eric Christopher <echristo@apple.com>
23126 * libgcc2.c (__bswapsi2): Use SItype.
23127 (__bswapdi2): Use DItype.
23128 * libgcc2.h: Update for above.
23130 2007-01-04 Paul Brook <paul@codesourcery.com>
23132 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
23133 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
23134 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
23135 umulsidi3, umulsidi3adddi, smulsi3_highpart,
23136 umulsi3_highpart): Make conditional on !arm_arch6.
23137 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
23138 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
23139 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
23140 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
23141 umulsi3_highpart_v6): New insns.
23143 2007-01-04 Roger Sayle <roger@eyesopen.com>
23145 * fold-const.c (fold_convert): When casting an expression to void,
23146 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23147 have a type. Instead of attempting to build a NOP_EXPR, return
23148 these "special" trees directly.
23150 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23152 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23153 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23154 rs6000_cost->fp not 0 as adjustment for outer NEG.
23156 2007-01-04 Jan Hubicka <jh@suse.cz>
23158 * cgraph.c (cgraph_release_function_body): New function.
23159 (cgraph_remove_node): Use it.
23160 * cgraph.h (cgraph_release_function_body): Declare.
23161 * cgraphunit.c (cgraph_expand_function): Use it.
23162 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23163 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23164 is initialized and while compilation of other function is running.
23165 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23166 statement CFG annotations from here to ...
23167 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23169 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23171 * cfgloop.h (enum li_flags): Make the constants powers of two.
23173 2007-01-04 Jan Hubicka <jh@suse.cz>
23175 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23177 (fold_marked_statements): New function.
23178 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23179 * tree-inline.h (copy_body_data): Add statements_to_fold.
23181 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23183 * config.gcc: Mention libgcc/config.host.
23184 * Makefile.in: Update comments mentioning libgcc.
23185 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23186 (all.cross, start.encap, rest.encap, rest.cross): Update
23187 dependencies for libgcc move.
23188 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23189 (clean-target, clean-target-libgcc): Delete.
23190 (srcdirify, GCC_EXTRA_PARTS): New macros.
23191 (libgcc-support, libgcc.mvars): New rules.
23192 (distclean): Remove mention of mklibgcc.
23193 (install): Don't reference INSTALL_LIBGCC.
23194 (install-common): Don't reference EXTRA_PARTS.
23195 (install-libgcc, install-multilib): Delete rules.
23196 * mklibgcc.in: Delete file.
23197 * doc/configfiles.texi: Don't mention mklibgcc.
23199 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23200 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23201 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23202 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23203 (mklibgcc, ldblspecs): Likewise.
23205 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23206 (posixpre.def): Use $(T).
23207 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23208 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23209 (SHLIB_LINK): Make dummy.
23210 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23212 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23214 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23215 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23216 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23217 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23219 * configure.ac (all_outputs): Remove mklibgcc.
23220 * configure: Regenerated.
23222 2007-01-03 Josh Conner <jconner@apple.com>
23224 PR middle-end/29683
23225 * calls.c (compute_argument_addresses): Set stack and stack_slot
23226 for partial args, too.
23227 (store_one_arg): Use locate.size.constant for the size when
23228 generating a save_area.
23230 2007-01-03 Robert Kennedy <jimbob@google.com>
23232 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23233 whose definitions are deleted due to basic block merging.
23235 2007-01-03 Paul Brook <paul@codesourcery.com>
23238 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23240 (use_return_insn): Return 0 for Thumb interrupt functions.
23241 (print_multi_reg): Add rfe argument for IRQ returns.
23242 (arm_output_epilogue): Pop interrupt return address directly into PC.
23243 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23245 2007-01-03 Paul Brook <paul@codesourcery.com>
23247 Merge from sourcerygxx-4_1.
23248 * config/arm/thumb2.md: New file.
23249 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23251 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23252 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23253 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23254 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23256 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23257 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23259 * config/arm/ieee754-sf.S: Ditto.
23260 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23261 (thumb1_base_register_rtx_p): ... to this.
23262 (thumb_index_register_rtx_p): Rename...
23263 (thumb1_index_register_rtx_p): ... to this.
23264 (thumb_output_function_prologue): Rename...
23265 (thumb1_output_function_prologue): ... to this.
23266 (thumb_legitimate_address_p): Rename...
23267 (thumb1_legitimate_address_p): ... to this.
23268 (thumb_rtx_costs): Rename...
23269 (thumb1_rtx_costs): ... to this.
23270 (thumb_compute_save_reg_mask): Rename...
23271 (thumb1_compute_save_reg_mask): ... to this.
23272 (thumb_final_prescan_insn): Rename...
23273 (thumb1_final_prescan_insn): ... to this.
23274 (thumb_expand_epilogue): Rename...
23275 (thumb1_expand_epilogue): ... to this.
23276 (arm_unwind_emit_stm): Rename...
23277 (arm_unwind_emit_sequence): ... to this.
23278 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23279 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23280 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23281 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23282 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23283 thumb2_output_casesi): New functions.
23284 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23285 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23286 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23287 THUMB2_WORK_REGS): Define.
23288 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23289 arm_condexec_mask, arm_condexec_masklen)): New variables.
23290 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23291 (arm_override_options): Check new CPU capabilities.
23292 Set new architecture flag variables.
23293 (arm_isr_value): Handle v7m interrupt functions.
23294 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23296 (const_ok_for_arm): Handle Thumb-2 constants.
23297 (arm_gen_constant): Ditto. Use movw when available.
23298 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23300 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23301 (thumb_find_work_register, arm_load_pic_register,
23302 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23303 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23304 print_multi_reg, output_mov_long_double_fpa_from_arm,
23305 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23306 output_mov_double_fpa_from_arm, output_move_double,
23307 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23308 output_return_instruction, arm_output_function_prologue,
23309 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23310 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23311 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23312 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23313 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23314 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23316 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23317 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23318 (arm_file_start): Output directive for unified syntax.
23319 (arm_unwind_emit_set): Handle stack alignment instruction.
23320 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23321 Add v6t2, v7, v7a, v7r and v7m.
23322 (RETLDM): Add Thumb-2 code.
23323 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23324 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23325 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23326 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23327 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23328 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23329 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23330 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23331 ADJUST_INSN_LENGTH): Define.
23332 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23333 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23334 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23335 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23336 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23337 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23338 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23339 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23340 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23341 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23342 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23343 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23344 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23345 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23346 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23347 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23348 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23350 * config/arm/arm-tune.md: Regenerate.
23351 * config/arm/arm-protos.h: Update prototypes.
23352 * config/arm/vfp.md: Enable patterns for Thumb-2.
23353 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23354 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23355 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23356 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23357 * config/arm/libunwind.S: Add Thumb-2 code.
23358 * config/arm/constraints.md: Update include Thumb-2.
23359 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23360 * config/arm/ieee754-df.S: Ditto.
23361 * config/arm/bpabi.S: Ditto.
23362 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23363 * config/arm/predicates.md (low_register_operand,
23364 low_reg_or_int_operand, thumb_16bit_operator): New.
23365 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23366 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23367 * config/arm/t-arm-elf: Add armv7 multilib.
23368 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23370 (UNSPEC_STACK_ALIGN, ce_count): New.
23371 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23372 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23374 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23375 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23376 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23377 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23378 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23379 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23381 * doc/extend.texi: Document ARMv7-M interrupt functions.
23382 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23384 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23386 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23387 (struct _Unwind_Context): Rename args_size to flags, remove
23388 signal_frame field, add a new args_size field and version field.
23389 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23390 _Unwind_IsExtendedContext): New inline functions.
23391 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23392 Assume by_value array is only present if _Unwind_IsExtendedContext.
23393 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23394 _Unwind_IsSignalFrame.
23395 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23396 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23397 (uw_init_context_1): Initialize context->flags to
23398 EXTENDED_CONTEXT_BIT.
23399 * config/rs6000/linux-unwind.h (frob_update_context): Use
23400 _Unwind_SetSignalFrame.
23402 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23404 PR middle-end/30353
23405 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23406 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23409 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23411 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23412 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23413 RET, AT_SP): Remove.
23414 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23417 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23418 * cfgbuild.c (find_basic_blocks): Likewise.
23419 * cfgrtl.c (rtl_create_basic_block): Likewise.
23420 * function.c (temp_slots_at_level): Likewise.
23421 * reg-stack.c (stack_regs_mentioned): Likewise.
23422 * regclass.c (allocate_reg_info): Likewise.
23423 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23424 set_bb_for_stmt, move_block_to_fn): Likewise.
23425 * tree-complex.c (tree_lower_complex): Likewise.
23426 * vec.h (VEC_safe_grow_cleared): New.
23428 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23430 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23432 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23433 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23435 * cfgloopmanip.c (scale_loop_frequencies): Export.
23436 (loopify): Scale the frequencies by prescribed coefficients.
23437 (set_zero_probability): New function.
23438 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23439 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23440 and frequencies according to arguments.
23441 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23443 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23444 * modulo-sched.c (sms_schedule): Set probabilities for entering
23445 versioned loop correctly.
23446 * tree-vect-transform.c (vect_transform_loop): Ditto.
23447 * cfgloop.h (loopify, loop_version): Declaration changed.
23448 (scale_loop_frequencies): Declared.
23450 2007-01-02 Jan Hubicka <jh@suse.cz>
23452 * cgraph.c: Include tree-flow.h
23453 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23454 early_local_passes.
23455 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23456 * tree-pass.h (pass_all_early_optimizations): Declare.
23457 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23458 early_local_passes.
23459 (cgraph_analyze_function): Do early_local_passes.
23460 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23461 Do not add referenced vars.
23462 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23464 (gate_all_early_local_passes): New gate.
23465 (pass_early_local_passes): Use new gate.
23466 (execute_early_local_optimizations): New functions.
23467 (gate_all_early_optimizations): New gate.
23468 (pass_all_early_optimizations): New pass.
23469 (execute_free_datastructures): Free SSA only when initialized.
23470 (gate_init_datastructures): Init only when optimizing.
23471 (tree_lowering_passes): Do early local passes when called late.
23472 * tree-profile.c (do_tree_profiling): Don't profile functions added
23474 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23475 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23477 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23478 during early_local_passes.
23479 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23482 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23484 * Makefile.in: Update copyright year.
23486 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23488 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23489 in $(lang_checks) and check-consistency targets.
23491 2007-01-02 Jan Hubicka <jh@suse.cz>
23493 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23494 Do not add referenced vars.
23495 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23497 * passes.c (init_optimization_passes): Put mudflap_2 after
23498 free_datastructures.
23500 2007-01-02 Jan Hubicka <jh@suse.cz>
23502 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23503 Set NOTHROW flag on call statements proved to be nothrow.
23504 Update statement of local calls so new pure/const functions are
23505 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23507 (tree_rest_of_compilation): Register hooks and initialize bitmap
23508 early. Do not set after_inlining flag.
23510 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23512 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23513 HOST_BITS_PER_LONGLONG
23515 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23518 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23519 warning for non-static initializers.
23521 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23523 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23524 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23525 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23526 Always use set_unique_reg_note to add REG_EQUAL notes.
23528 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23531 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23533 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23534 * cfgbuild.c (find_basic_blocks): Likewise.
23535 * cfgrtl.c (rtl_create_basic_block): Likewise.
23536 * function.c (temp_slots_at_level): Likewise.
23537 * reg-stack.c (stack_regs_mentioned): Likewise.
23538 * regclass.c (allocate_reg_info): Likewise.
23539 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23540 set_bb_for_stmt, move_block_to_fn): Likewise.
23541 * tree-complex.c (tree_lower_complex): Likewise.
23542 * vec.h (VEC_safe_grow_cleared): New.
23544 2007-01-02 Ian Lance Taylor <iant@google.com>
23546 * c-common.c (c_common_truthvalue_conversion): When warning about
23547 using an assignment as a truth value, set TREE_NO_WARNING.
23549 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23552 * c.opt (Wold-style-declaration): New.
23553 * doc/invoke.texi (C-only Warning Options): New.
23554 (Wold-style-declaration): Document it.
23555 (Wextra): Enabled by -Wextra.
23556 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23557 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23558 -Wold-style-declaration.
23560 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23563 * cfgbuild.c (find_basic_blocks): Likewise.
23564 * cfgrtl.c (rtl_create_basic_block): Likewise.
23565 * function.c (temp_slots_at_level): Likewise.
23566 * reg-stack.c (stack_regs_mentioned): Likewise.
23567 * regclass.c (allocate_reg_info): Likewise.
23568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23569 set_bb_for_stmt, move_block_to_fn): Likewise.
23570 * tree-complex.c (tree_lower_complex): Likewise.
23571 * vec.h (VEC_safe_grow_cleared): New.
23573 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23575 * c-common.c (c_common_nodes_and_builtins): Since variants of
23576 void_type_node get built before it is given a name, we need to
23577 give those variants the name, too.
23578 (complete_array_type): We need to work with the canonical main
23579 type of the array, from which we will build the qualified version.
23580 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23581 * print-tree.c (print_node): Display canonical type information
23583 * stor-layout.c (layout_type): When we don't know the
23584 alignment of a type for which we're building an array, we end up
23585 guessing wrong, so make the type require structural equality.
23586 * tree.c (make_node_stat): When we build a new type, it is its
23587 own canonical type.
23588 (build_type_attribute_qual_variant): When building an attribute
23589 variant, its canonical type is the non-attribute variant. However,
23590 if the attributes are target-dependent and they differ, we need to
23591 use structural equality checks for this type.
23592 (build_qualified_type): A qualified type is not equivalent to its
23593 unqualified variant; set the canonical type appropriately.
23594 (build_distinct_type_copy): When building a distinct type from
23595 another type, the new type is its own canonical type.
23596 (build_variant_type_copy): When building a new type variant, we
23597 assume that it is equivalent to the original type.
23598 (build_pointer_type_for_mode): When building a pointer type, also
23599 build a canonical type pointer.
23600 (build_reference_type_for_mode): When building a reference type,
23601 also build a canonical type reference.
23602 (build_index_type): When we can't hash an index type (e.g.,
23603 because its maximum value is negative), the index type requires
23604 structural equality tests.
23605 (build_array_type): Build the canonical form of an array type.
23606 (build_function_type): Function types require structural equality,
23607 because they contain default arguments, attributes, etc.
23608 (build_method_type_directly): Ditto for method types.
23609 (build_offset_type): Build the canonical offset type.
23610 (build_complex_type): Build the canonical vector type.
23611 (make_vector_type): Build the canonical vector type.
23612 * tree.h (TYPE_CANONICAL): New.
23613 (TYPE_STRUCTURAL_EQUALITY_P): New.
23614 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23615 (struct tree_type): Added "canonical" field.
23616 * params.h (VERIFY_CANONICAL_TYPES): New.
23617 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23618 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23619 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23620 * doc/invoke.texi (verify-canonical-types): Document --param
23621 parameter for verifying canonical types.
23623 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23625 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23626 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23627 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23628 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23630 * config/rs6000/e500.h: New.
23631 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23632 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23634 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23635 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23636 TARGET_E500_DOUBLE): Remove.
23637 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23638 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23639 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23640 * config/rs6000/rs6000.c (rs6000_override_options): Use
23641 CHECK_E500_OPTIONS.
23643 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23645 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23646 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23647 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23648 rs6000_emit_cmove): Don't check TARGET_E500.
23649 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23650 sordered): Don't check TARGET_E500.
23652 2007-01-01 Eric Christopher <echristo@apple.com>
23654 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23655 HARD_REGISTER_NUM_P.
23657 2007-01-01 Roger Sayle <roger@eyesopen.com>
23659 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23660 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23661 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23664 2007-01-01 Mike Stump <mrs@apple.com>
23666 * configure.ac: Remove support for building with Apple's gcc-3.1.
23668 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23670 PR middle-end/30311
23671 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23672 REG is a hard register. Do not modify REG before calling
23674 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23675 multiple of the size of YMODE for certain lowpart cases.
23677 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23679 PR middle-end/30253
23680 * gimplify (voidify_wrapper_expr): Update for
23681 GIMPLE_MODIFY_STMT.
23683 2007-01-01 Andreas Schwab <schwab@suse.de>
23686 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23687 save of BR0 in extra_spill_size instead of spill_size.
23688 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23690 (ia64_expand_epilogue): Restore BR0 from its new location.
23692 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23694 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23695 Use a temporary variable if the left hand side is not a gimple
23698 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23700 * gimplify.c (gimplify_return_expr): Make the temporary variable
23701 for the return expression, a gimple register variable.
23703 2007-01-01 Jan Hubicka <jh@suse.cz>
23705 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23708 2007-01-01 Mike Stump <mrs@apple.com>
23710 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23712 * config/darwin.c (machopic_select_rtx_section): Use
23713 HAVE_GAS_LITERAL16.
23714 (darwin_mergeable_constant_section): Likewise.
23715 * configure: Regenerate.
23716 * config.in: Regenerate.
23718 2007-01-01 Jan Hubicka <jh@suse.cz>
23719 Andrew Pinski <pinskia@gmail.com>
23721 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23722 before starting IPA passes.