1 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
10 on_worklist argument and avoid adding things to worklist multiple
12 (add_to_worklist): Ditto.
13 (mark_aliases_call_clobbered): Mark entire structure clobbered if
14 single SFT is clobbered.
15 (set_initial_properties): Ditto.
16 (compute_call_clobbered): Update for changes to function
18 (create_overlap_variables_for): Always create SFT for offset 0.
19 (create_structure_vars): Handle PHI's, since we are in SSA form at
21 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
22 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
24 (add_vars_for_offset): Figure out aliases from access + points-to.
25 (add_virtual_operand): Use add_vars-for_offset.
26 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
27 (add_call_clobber_ops): Remove makes_clobbering_call set.
28 (get_expr_operands): Always pass through the INDIRECT_REF
30 * tree-ssa-structalias.c (struct constraint_graph): Remove
32 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
33 address_taken, pt_used, number_incoming.
34 (FIRST_ADDR_NODE): Removed.
35 (merge_graph_nodes): Remove broken code for the moment.
36 (init_graph): New function.
37 (build_pred_graph): Remove code to init_graph.
38 Add location equivalence support.
39 (struct scc_info): Rename roots to deleted.
41 (init_scc_info): Ditto
42 (init_topo_info): Use graph->size.
43 (compute_topo_order): Ditto.
44 (do_da_constraint): Removed.
45 (do_sd_constraint): Remove calls to find().
46 set_union_with_increment should always get 0 as last arg here.
47 (do_complex_constraint): Replace do_da_constraint with assert.
49 (struct equiv_class_label): New.
50 (pointer_equiv_class_table): Ditto.
51 (location_equiv_class_table): Ditto.
52 (equiv_class_label_hash): Ditto.
53 (equiv_class_label_eq): Ditto
54 (equiv_class_lookup): Ditto.
55 (equiv_class_ladd): Ditto.
56 (pointer_equiv_class): Ditto.
57 (location_equiv_class): Ditto.
58 (condense_visit): Rename and rewrite from label_visit to do only
59 SCC related stuff for HU.
60 (label_visit): Do HU work for HU.
61 (perform_var_substitution): Update to do HU and location
63 (free_var_substitution_info): Update to free HU and location
64 equivalence structures. */
65 (find_equivalent_node): Update for pointer but not location
67 (unite_pointer_equivalences): New function.
68 (move_complex_constraints): Rewrite to only do moving.
69 (rewrite_constraints): Split out of move_complex_constraints.
70 (solve_graph): Use graph->size.
71 (process_constraint_1): Add from_call argument, use it.
72 Split *a = &b into two constraints.
73 (process_constraint): Use new process_constraint_1.
74 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
75 (get_constraint_for): Handle non-pointer integers properly.
76 Remove code that used to handle structures.
77 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
79 (handle_rhs_call): New function.
80 (find_func_aliases): Use handle_rhs_call.
81 (set_uids_in_ptset): Add an assert.
82 (set_used_smts): Fix bug in not considering unified vars.
83 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
84 (compute_points_to_sets): Update for other function changes.
85 (delete_points_to_sets): Ditto.
86 (ipa_pta_execute): Ditto.
87 (pass_ipa_pta): We need to update SSA after ipa_pta.
89 2007-08-19 Jan Hubicka <jh@suse.cz>
91 * i386.md: Replace "rim" and "mri" constraints by "g".
93 2007-08-19 Joseph Myers <joseph@codesourcery.com>
95 * dwarf2out.c (text_section_used, cold_text_section_used,
96 cold_text_section, dwarf2out_note_section_used): New.
97 (dwarf2out_init): Initialize cold_text_section.
98 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
99 dwarf2out_note_section_used.
100 (size_of_aranges): Only count entry for text section if it was
101 used. Count entry for cold text section if it was used.
102 (output_aranges): Only output entries for text section and cold
103 text section if they were used.
105 2007-08-19 Andrew Pinski <pinskia@gmail.com>
107 * tree-pretty-print.c (debug_generic_expr): Add a comment about
109 (debug_generic_stmt): Likewise.
110 (debug_tree_chain): Likewise.
112 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
114 * tree-data-refs.c (split_constant_offset): Expose.
115 * tree-data-refs.h (split_constant_offset): Add declaration.
117 * tree-vectorizer.h (dr_alignment_support): Renamed
118 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
119 Added a new value dr_explicit_realign.
120 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
121 dr_offset, dr_step, and dr_aligned_to, along with new access
122 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
123 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
124 STMT_VINFO_DR_ALIGNED_TO.
126 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
128 In case of outer-loop vectorization with non-fixed misalignment - use
129 the dr_explicit_realign scheme instead of the optimized realignment
131 (new_stmt_vec_info): Initialize new fields.
133 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
134 'nested_in_vect_loop' case. Change verbosity level.
135 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
136 Don't fail on zero step in the outer-loop for loads.
137 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
138 offset and init relative to the outer-loop.
140 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
141 BSI function argument with a new function argument - at_loop.
142 Simplify the condition that determines STEP. Takes additional argument
143 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
144 case), including zero step in the outer-loop. Call
145 vect_create_addr_base_for_vector_ref with additional argument.
146 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
147 Updated function documentation. Handle the 'nested_in_vect_loop' case.
148 Fixed and simplified calculation of step.
149 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
150 of bsi, and with additional argument. Call bump_vector_ptr with
151 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
152 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
153 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
154 when the realignment setup needs to take place inside the loop. Support
155 the dr_explicit_realign scheme. Allow generating the optimized
156 realignment scheme for outer-loop vectorization. Added documentation.
157 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
158 'nested_in_vect_loop' case, including loads that are invariant in the
159 outer-loop and the realignment schemes. Handle the case when the
160 realignment setup needs to take place inside the loop. Call
161 vect_setup_realignment with additional arguments. Call
162 vect_create_data_ref_ptr with additional argument and with loop instead
163 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
164 (vect_gen_niters_for_prolog_loop): Call
165 vect_create_addr_base_for_vector_ref with additional arguments.
166 (vect_create_cond_for_align_checks): Likewise.
167 (bump_vector_ptr): Updated to support the new dr_explicit_realign
168 scheme: takes additional argument bump; argument ptr_incr is now
169 optional; updated documentation.
170 (vect_init_vector): Takes additional argument (bsi). Use it, if
171 available, to insert the vector initialization.
172 (get_initial_def_for_induction): Pass additional argument in call to
174 (vect_get_vec_def_for_operand): Likewise.
175 (vect_setup_realignment): Likewise.
176 (vectorizable_load): Likewise.
178 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
180 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
181 as argument instead of struct loop.
182 (nested_in_vect_loop_p): New function.
183 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
185 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
186 from other phis in the loop.
187 (destroy_loop_vec_info): Add additional argument to declaration.
189 * tree-vectorizer.c (supportable_widening_operation): Also check if
190 nested_in_vect_loop_p (don't allow changing the order in this case).
191 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
192 of struct loop. Call nested_in_vect_loop_p and don't require
193 flag_unsafe_math_optimizations if it returns true.
194 (new_stmt_vec_info): When setting def_type for phis differentiate
195 loop-header phis from other phis.
196 (bb_in_loop_p): New function.
197 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
198 update their loop_vinfo. Order of BB traversal now matters - call
199 dfs_enumerate_from with bb_in_loop_p.
200 (destroy_loop_vec_info): Takes additional argument to control whether
201 stmt_vinfo of the loop stmts should be destroyed as well.
202 (vect_is_simple_reduction): Allow the "non-reduction" use of a
203 reduction stmt to be defines by a non loop-header phi.
204 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
206 * tree-vect-transform.c (vectorizable_reduction): Call
207 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
208 (vectorizable_call): Likewise.
209 (vectorizable_conversion): Likewise.
210 (vectorizable_operation): Likewise.
211 (vectorizable_type_promotion): Likewise.
212 (vectorizable_type_demotion): Likewise.
213 (vectorizable_store): Likewise.
214 (vectorizable_live_operation): Likewise.
215 (vectorizable_reduction): Likewise. Also pass loop_info to
216 vect_is_simple_reduction instead of loop.
217 (vect_init_vector): Call nested_in_vect_loop_p.
218 (get_initial_def_for_reduction): Likewise.
219 (vect_create_epilog_for_reduction): Likewise.
220 (vect_init_vector): Check which loop to work with, in case there's an
222 (get_initial_def_for_inducion): Extend to handle outer-loop
223 vectorization. Fix indentation.
224 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
225 In the case vect_induction_def get the vector def from the induction
226 phi node, instead of calling get_initial_def_for_inducion.
227 (get_initial_def_for_reduction): Extend to handle outer-loop
229 (vect_create_epilog_for_reduction): Extend to handle outer-loop
231 (vect_transform_loop): Change assert to just skip this case. Add a
233 (vect_finish_stmt_generation): Add a couple asserts.
235 (vect_estimate_min_profitable_iters): Multiply
236 cost of inner-loop stmts (in outer-loop vectorization) by estimated
238 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
239 this is an inner-loop reduction in outer-loop vectorization.
241 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
242 Same code as what used to be vect_analyze_scalar_cycles, only with
243 additional argument loop, and loop_info passed to
244 vect_is_simple_reduction instead of loop.
245 (vect_analyze_scalar_cycles): Code factored out into
246 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
247 Updated documentation.
248 (analyze_operations): Check for inner-loop loop-closed exit-phis during
249 outer-loop vectorization that are live or not used in the outerloop,
250 cause this requires special handling.
251 (vect_enhance_data_refs_alignment): Don't consider versioning for
253 (vect_analyze_data_refs): Check that there are no datarefs in the
255 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
256 and vect_used_in_outer_by_reduction cases.
257 (process_use): Also consider the case of outer-loop stmt defining an
258 inner-loop stmt and vice versa.
259 (vect_analyze_loop_1): New function.
260 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
261 loops. Call vect_analyze_loop_1.
262 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
263 been vectorized. Call destroy_loop_vec_info with additional argument.
265 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
266 in the inner-loop when doing outer-loop vectorization. Add
267 documentation and printout.
268 (vect_recog_dot_prod_pattern): Likewise. Also add check for
269 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
271 2007-08-18 Andrew Pinski <pinskia@gmail.com>
273 * tree-affine.h (print_aff): New prototype.
274 (debug_aff): Likewise.
275 * tree-affine.c (print_aff): New function.
276 (debug_aff): Likewise.
278 2007-08-18 Paul Brook <paul@codesourcery.com>
279 Joseph Myers <joseph@codesourcery.com>
281 * common.opt (-fdebug-prefix-map=): New option.
282 * opts.c: Include debug.h.
283 (common_handle_option): Handle -fdebug-prefix-map.
284 * final.c: Include ggc.h.
285 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
286 remap_debug_filename): New.
287 * Makefile.in (final.o, opts.o): Update dependencies.
288 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
289 * configure.ac: Check for assembler --debug-prefix-map support.
290 * configure, config.in: Regenerate.
291 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
292 (ASM_DEBUG_SPEC): Include ASM_MAP.
293 * doc/install.texi (--with-debug-prefix-map): Document.
294 * doc/invoke.texi (-fdebug-prefix-map): Document.
295 * dbxout.c (dbxout_init, dbxout_start_source_file,
296 dbxout_source_file): Call remap_debug_filename.
297 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
298 dwarf2out_start_source_file, dwarf2out_finish): Call
299 remap_debug_filename.
300 (file_table_relative_p): Do not check d->emitted_number.
301 * toplev.c (output_file_directive): Call remap_debug_filename.
302 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
303 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
305 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
307 * loop-invariant.c (find_invariants_to_move): Add missing macro
310 2007-08-17 Tom Tromey <tromey@redhat.com>
312 * tree.h (struct tree_label_decl): Removed old "java" fields.
314 2007-08-17 Richard Sandiford <richard@codesourcery.com>
315 Nigel Stephens <nigel@mips.com>
317 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
318 Treat -mno-data-in-code and -mcode-xonly as aliases for
319 -mcode-readable=no and -mcode-readable=pcrel respectively.
320 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
321 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
322 (MULTILIB_DIRNAMES): Update accordingly.
324 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
326 * Makefile.in (version.o): Depend on $(REVISION) only if
327 REVISION_s is defined.
329 2007-08-17 Sa Liu <saliu@de.ibm.com>
330 Ulrich Weigand <uweigand@de.ibm.com>
333 * tree.c (reconstruct_complex_type): For a pointer to a vector,
334 use build_qualified_type to retain qualifiers of the base type.
336 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
338 * config/score/score.md : Update pattern tablejump.
339 * config/score/score.c : Update score_initialize_trampoline
341 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
342 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
343 * doc/contrib.texi: Add my entry.
345 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
347 * Makefile.in (REVISION): New.
350 (version.o): Also depend on $(REVISION). Add
351 -DREVISION=$(REVISION_s).
353 * version.c (version_string): Add REVISION.
355 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
357 * tree-eh.c (lower_try_finally_onedest): Reset the locus
358 of GOTO that's relocated to a different block.
360 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
362 * c-common.c (const_strip_array_types): New.
363 * c-common.h (lang_missing_noreturn_ok_p): Delete.
364 (const_strip_array_types): New.
365 * c-objc-common.c (c_disregard_inline_limits,
366 c_warn_unused_global_decl): Constify.
367 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
368 c_vla_type_p, c_incomplete_type_error): Likewise.
369 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
370 * hooks.c (hook_bool_const_tree_false): New.
371 * hooks.h (hook_bool_const_tree_false): Likewise.
372 * langhooks-def.h (lhd_warn_unused_global_decl,
373 lhd_incomplete_type_error, lhd_expr_size,
374 lhd_tree_inlining_disregard_inline_limits,
375 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
376 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
377 * langhooks.c (lhd_warn_unused_global_decl,
378 lhd_incomplete_type_error,
379 lhd_tree_inlining_disregard_inline_limits,
380 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
381 lhd_expr_size): Likewise.
382 * langhooks.h (lang_hooks_for_tree_inlining,
383 lang_hooks_for_tree_dump, lang_hooks_for_types,
384 lang_hooks_for_decls, lang_hooks): Likewise.
385 * pointer-set.c (pointer_set_t, pointer_set_create,
386 pointer_set_contains, insert_aux, pointer_set_insert,
387 pointer_set_traverse, pointer_map_t, pointer_map_create,
388 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
390 * pointer-set.h (pointer_set_contains, pointer_set_insert,
391 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
392 pointer_map_traverse): Likewise.
393 * predict.c (assert_is_empty): Likewise.
394 * tree-affine.c (free_name_expansion): Likewise.
395 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
396 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
397 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
399 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
401 * tree-vectorizer.c (new_loop_vec_info): Initialize new
403 (destroy_loop_vec_info): Add call to VEC_free.
404 * tree-vectorizer.h (may_alias_ddrs): Define.
405 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
406 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
407 Change reporting to dump.
408 (vect_is_duplicate_ddr): New.
409 (vect_mark_for_runtime_alias_test): New.
410 (vect_analyze_data_ref_dependences) Add call to
411 vect_mark_for_runtime_alias_test.
412 (vect_enhance_data_refs_alignment): Define local variable
413 vect_versioning_for_alias_required, don't perform
414 peeling for alignment if versioning for alias is
416 (vect_enhance_data_refs_alignment): Use
417 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
418 PARAM_VECT_MAX_VERSION_CHECKS.
419 * tree-vect-transform.c
420 (vect_create_cond_for_alias_checks): New.
421 (vect_transform_loop): Add call to
422 vect_create_cond_for_alias_checks.
423 (vect_vfa_segment_size): New.
424 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
426 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
427 * gcc/doc/invoke.texi
428 (vect-max-version-for-alignment-checks): Document.
429 (vect-max-version-for-alias-checks): Document.
430 (vect-max-version-checks): Remove.
432 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
435 the same line as the instruction for all asm dialects.
437 (*rep_movsi_rex64): Ditto.
439 (*rep_movqi_rex64): Ditto.
440 (*rep_stosdi_rex64): Ditto.
441 (*rep_stossi): Ditto.
442 (*rep_stossi_rex64): Ditto.
443 (*rep_stosqi): Ditto.
444 (*rep_stosqi_rex64): Ditto.
445 (*cmpstrnqi_nz_1): Ditto.
446 (*cmpstrnqi_nz_rex_1): Ditto.
447 (*cmpstrnqi_1): Ditto.
448 (*cmpstrnqi_rex_1): Ditto.
449 (*strlenqi_1): Ditto.
450 (*strlenqi_rex_1): Ditto.
451 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
452 prefix on the same line as the instruction for all asm dialects.
453 (sync_double_compare_and_swap<mode>): Ditto.
454 (*sync_double_compare_and_swapdi_pic): Ditto.
455 (*sync_compare_and_swap_cc<mode>): Ditto.
456 (sync_double_compare_and_swap_cc<mode>): Ditto.
457 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
458 (sync_old_add<mode>): Ditto.
459 (sync_add<mode>): Ditto.
460 (sync_sub<mode>): Ditto.
461 (sync_ior<mode>): Ditto.
462 (sync_and<mode>): Ditto.
463 (sync_xor<mode>): Ditto.
465 2007-08-16 Richard Sandiford <richard@codesourcery.com>
468 * reload.c (find_reloads): Check that the memory returned by
469 find_reloads_toplev was not the result of forcing a constant
471 (find_reloads_toplev): Always use simplify_gen_subreg to get
472 the subreg of a constant. If the result is also a constant,
473 but not a legitimate one, force it into the constant pool
474 and reload its address.
476 2007-08-15 David Edelsohn <edelsohn@gnu.org>
478 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
481 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
483 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
484 directive for the current vector ABI.
486 2007-08-15 Steve Ellcey <sje@cup.hp.com>
489 * caller-save.c (reg_save_code): Set invalide status on restore code.
491 2007-08-15 Diego Novillo <dnovillo@google.com>
493 * tree-ssa-alias.c (compute_memory_partitions): Use
494 alias_bitmap_obstack to allocate bitmaps.
495 (reset_alias_info): Factor out of init_alias_info.
496 Mark all name tags not associated to an SSA name for renaming.
497 (init_alias_info): Call it.
498 (create_name_tags): Tidy. Add comments.
499 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
501 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
503 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
504 scheduler dependencies.
506 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
508 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
510 (*iorsi_1_zext): Likewise.
511 (*iorsi_1_zext_imm): Likewise.
512 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
513 with "rm"/"xm" constraint.
514 (sse2_vmsqrtv2df2): Likewise.
516 2007-08-15 Jakub Jelinek <jakub@redhat.com>
519 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
522 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
524 * tree-pass.h (PROP_pta): Removed.
525 (TODO_rebuild_alias): New.
526 (pass_may_alias): Removed.
527 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
528 aliasing if we changed something.
529 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
531 (pass_may_alias): Removed.
532 (create_structure_vars): Return TODO_rebuild_alias.
533 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
534 * tree-sra.c (tree_sra): Only rebuild aliasing if something
536 (tree_sra_early): We never affect aliasing right now.
537 * tree-flow.h (compute_may_aliases): New prototype.
538 * passes.c: Remove pass_may_alias from the passes.
539 (execute_function_todo): Support TODO_rebuild_alias.
541 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
543 * i386.c: (legitimize_address): Move dllimported variable check
544 infront of legitimizing pic address of CONST symbols.
546 2007-08-14 Steve Ellcey <sje@cup.hp.com>
548 PR tree-optimization/32941
549 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
550 (goto_queue_cmp): Remove.
551 (find_goto_replacement): Change search method.
552 (maybe_record_in_goto_queue): Add assert.
553 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
554 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
556 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
558 * alias.c (component_uses_parent_alias_set): Constify.
559 * alias.h (component_uses_parent_alias_set): Likewise.
560 * cfgrtl.c (print_rtl_with_bb): Likewise.
561 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
562 mpz_get_double_int): Likewise.
563 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
564 mpz_get_double_int): Likewise.
565 * expr.c (is_aligning_offset, undefined_operand_subword_p,
566 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
568 * expr.h (safe_from_p): Likewise.
569 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
571 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
572 zero_sized_type, goa_lhs_expr_p): Likewise.
573 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
574 * rtl.h (print_rtl_with_bb): Likewise.
575 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
576 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
577 * tree-flow-inline.h (bb_stmt_list): Constify.
578 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
580 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
581 const_first_stmt, const_last_stmt): New.
582 (block_may_fallthru, empty_block_p): Constify.
583 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
584 EXPR_ONLY_BODY): New.
585 (expr_first, expr_last, expr_only): Use macro for body.
586 (const_expr_first, const_expr_last, const_expr_only): New.
587 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
588 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
589 ctsi_prev, ctsi_stmt): New.
590 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
591 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
592 * tree-ssa-loop-niter.c (loop_only_exit_p,
593 derive_constant_upper_bound): Likewise.
594 * tree-ssa-phiopt.c (empty_block_p): Likewise.
595 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
596 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
597 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
598 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
599 * tree.c (get_type_static_bounds): Likewise.
600 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
601 (get_type_static_bounds): Constify.
603 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
606 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
607 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
608 (*<addsub><mode>3_cc_overflow): New.
609 (*add<mode>3_cconly_overflow): New.
610 (*sub<mode>3_cconly_overflow): New.
611 (*<addsub>si3_zext_cc_overflow): New.
612 * config/i386/predicates.md (fcmov_comparison_operator): Accept
613 CCCmode for LTU, GTU, LEU and GEU.
614 (ix86_comparison_operator): Likewise.
615 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
616 * config/i386/i386.c (put_condition_code): Support CCCmode.
617 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
618 or MINUS expressions.
620 2007-08-14 Andrew Pinski <pinskia@gmail.com>
623 * c-typeck.c (build_binary_op): Disallow vector float types with
624 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
626 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
628 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
629 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
630 (dep_def): New typedef.
631 (init_dep_1, sd_debug_dep): Declare functions.
632 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
633 (debug_dep_links): Remove.
634 (struct _deps_list): New field 'n_links'.
635 (DEPS_LIST_N_LINKS): New macro.
636 (FOR_EACH_DEP_LINK): Remove.
637 (create_deps_list, free_deps_list, delete_deps_list): Remove
639 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
640 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
641 (copy_deps_list_change_con, move_dep_link): Ditto.
642 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
643 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
645 (INSN_BACK_DEPS): Remove.
646 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
648 (INSN_DEP_COUNT): Remove.
649 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
650 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
651 Declare global variables.
652 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
653 (add_forw_dep, compute_forward_dependences): Remove declarations.
654 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
655 (add_back_forw_dep, delete_back_forw_dep): Ditto.
656 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
658 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
660 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
661 (sd_list_types_def): New typedef.
662 (sd_next_list): Declare function.
663 (struct _sd_iterator): New type.
664 (sd_iterator_def): New typedef.
665 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
667 (FOR_EACH_DEP): New cycle wrapper.
668 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
670 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
671 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
674 * sched-deps.c (init_dep_1): Make global.
675 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
677 (dump_dep): New static function.
678 (dump_dep_flags): New static variable.
679 (sd_debug_dep): New function.
680 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
682 (move_dep_link): Use remove_from_deps_list (), instead of
684 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
685 (dep_link_is_detached_p): New static function.
686 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
688 (dn_pool, dl_pool): New alloc_pools.
689 (dn_pool_diff, dl_pool_diff): New static variables.
690 (create_dep_node, delete_dep_node): New static function.
691 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
692 (deps_list_empty_p): Make it static. Use 'n_links' field.
693 (deps_pools_are_empty_p): New static function.
694 (alloc_deps_list, delete_deps_list): Remove.
695 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
696 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
697 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
698 (forward_dependency_cache): Remove.
699 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
700 'back' from the names. Change signature to use dep_t instead of
702 (add_back_dep): Ditto. Make global.
703 (check_dep_status): Rename to check_dep ().
704 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
706 (sd_finish_insn): Ditto.
707 (sd_find_dep_between_no_cache): New static function.
708 (sd_find_dep_between): New function.
709 (ask_dependency_caches, set_dependency_caches): New static functions.
710 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
711 (add_or_update_dep_1): Separate pieces of functionality into
712 ask_dependency_caches (), update_dependency_caches (),
713 change_spec_dep_to_hard (), update_dep ().
714 (get_back_and_forw_lists): New static function.
715 (sd_add_dep): Separate setting of dependency caches into
716 set_dependency_caches ().
717 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
719 (sd_delete_dep): Ditto.
720 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
721 (dump_lists): New static function.
722 (sd_debug_lists): New debug function.
723 (delete_all_dependences, fixup_sched_groups): Update to use
725 (sched_analyze_2): Create data-speculative dependency only if
726 data-speculation is enabled.
727 (sched_analyze_insn): If insn cannot be speculative, make all its
728 dependencies non-speculative.
729 (sched_analyze): Use sd_init_insn ().
730 (add_forw_dep, compute_forward_dependencies): Remove.
731 (delete_dep_nodes_in_back_deps): New static function.
732 (sched_free_deps): New function.
733 (init_dependency_caches): Init alloc_pools.
734 (extend_depedency_caches): Update after removing of
735 forward_dependency_cache.
736 (free_dependency_caches): Ditto. Free alloc_pools.
737 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
738 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
740 (add_back_forw_dep, delete_back_forw_dep): Ditto.
741 (add_dependence): Use init_dep ().
742 (get_dep_weak_1): New static function.
743 (get_dep_weak): Move logic to get_dep_weak_1 ().
744 (dump_ds): New static function moved from haifa-sched.c:
745 debug_spec_status ().
746 (debug_ds): New debug function.
747 (check_dep_status): Rename to check_dep (). Update to check whole
750 * haifa-sched.c (spec_info): Make global.
751 (added_recovery_block_p): Rename to
752 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
753 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
754 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
755 to use new interfaces.
756 (ok_for_early_queue_removal): Ditto.
757 (schedule_block): Initialize logical uids of insns emitted by the
759 (sched_init): Initialize new variable.
760 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
762 (extend_global): Initialize insn data.
763 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
764 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
766 (add_to_speculative_block): Update to use new interfaces.
767 (create_recovery_block): Set new variables.
768 (create_check_block_twin, fix_recovery_deps): Update to use new
770 (sched_insn_is_legitimate_for_speculation_p): New function.
771 (speculate_insn): Move checking logic to
772 sched_insn_is_legitimate_for_speculation_p ().
773 (sched_remove_insn): Finalize sched-deps information of instruction.
774 (clear_priorities, add_jump_dependencies): Update to use new
776 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
778 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
779 to use new interfaces.
780 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
781 (new_ready): Try to use control speculation only if it is available.
782 (add_branch_dependences): Update to use new interfaces.
783 (compute_block_backward_dependences): Rename to
784 compute_block_dependences (). Call
785 targetm.sched.dependencies_evaluation_hook ().
786 (free_block_dependencies): New static function.
787 (debug_dependencies): Update to use new interfaces.
788 (schedule_region): Remove separate computation of forward dependencies.
789 Move call of targetm.sched.dependencies_evaluation_hook () to
790 compute_block_dependences (). Free dependencies at the end of
791 scheduling the region.
793 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
795 (add_deps_for_risky_insns): Ditto.
796 (schedule_ebb): Remove separate computation of forward dependencies.
797 Free dependencies at the end of scheduling the ebb.
799 * ddg.c (create_ddg_dependence): Update to use new interfaces.
800 (build_intra_loop_deps): Ditto. Remove separate computation of forward
801 dependencies. Free sched-deps dependencies.
803 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
804 to use new interfaces.
805 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
807 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
809 (is_costly_group): Ditto.
811 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * alias.c (rtx_equal_for_memref_p): Constify.
814 * basic-block.h (const_edge, const_basic_block): New.
815 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
816 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
817 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
818 probably_never_executed_bb_p, edge_probability_reliable_p,
819 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
820 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
822 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
823 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
825 * cfganal.c (flow_active_insn_p, forwarder_block_p,
826 flow_nodes_print, dfs_enumerate_from): Likewise.
827 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
828 control_flow_insn_p, count_basic_blocks): Likewise.
829 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
830 get_loop_body_with_size, loop_exit_edge_p): Likewise.
831 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
832 average_num_loop_insns, loop_exit_edge_p,
833 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
834 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
835 average_num_loop_insns, seq_cost): Likewise.
836 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
837 * dominance.c (dominated_by_p): Likewise.
838 * emit-rtl.c (validate_subreg): Likewise.
839 * except.c (can_throw_internal, can_throw_external): Likewise.
840 * except.h (can_throw_internal, can_throw_external): Likewise.
841 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
842 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
843 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
844 simple_mem, store_ops_ok, load_kills_store, find_loads,
845 store_killed_in_insn, store_killed_after, store_killed_before,
846 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
848 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
849 noce_mem_write_may_trap_or_fault_p): Likewise.
850 * pointer-set.c (pointer_set_contains, pointer_map_contains):
852 * pointer-set.h (pointer_set_contains, pointer_map_contains):
854 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
855 probably_cold_bb_p, probably_never_executed_bb_p,
856 edge_probability_reliable_p, br_prob_note_reliable_p,
857 can_predict_insn_p): Likewise.
858 * regclass.c (reg_set_to_hard_reg_set): Likewise.
859 * resource.c (return_insn_p): Likewise.
860 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
862 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
863 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
864 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
865 verify_gimple_modify_stmt): Likewise.
866 * tree-chrec.c (is_not_constant_evolution,
867 is_multivariate_chrec_rec, is_multivariate_chrec,
868 chrec_contains_symbols, chrec_contains_undetermined,
869 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
870 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
871 eq_evolutions_p, scev_direction): Likewise.
872 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
873 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
874 chrec_contains_symbols_defined_in_loop,
875 chrec_contains_undetermined, tree_contains_chrecs,
876 evolution_function_is_affine_multivariate_p,
877 evolution_function_is_univariate_p, chrec_zerop,
878 evolution_function_is_constant_p, evolution_function_is_affine_p,
879 evolution_function_is_affine_or_constant_p,
880 tree_does_not_contain_chrecs, chrec_type): Likewise.
881 * tree-data-ref.c (tree_fold_divides_p,
882 object_address_invariant_in_loop_p, dr_may_alias_p,
883 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
884 same_access_functions, constant_access_functions,
885 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
887 * tree-flow.h (scev_direction): Likewise.
888 * tree-gimple.c (is_gimple_stmt): Likewise.
889 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
891 * tree-pretty-print.c (op_prio): Likewise.
892 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
893 analyzable_condition, backedge_phi_arg_p): Likewise.
894 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
895 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
896 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
899 2007-08-13 Dan Hipschman <dsh@google.com>
902 * c-format.c (check_format_arg): Move check for zero-length
903 format strings below the check for unterminated strings.
905 2007-08-13 Andrew Pinski <pinskia@gmail.com>
908 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
911 2007-08-13 Nick Clifton <nickc@redhat.com>
913 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
915 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
918 * c-format.c (gcc_gfc_length_specs): New array.
919 (gcc_gfc_char_table): Add unsigned specifier, and references to
920 the l length modifier.
921 (format_types_orig): Use the new gcc_gfc_length_specs.
923 2007-08-12 Sa Liu <saliu@de.ibm.com>
925 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
926 and with REG_RETVAL note after split.
928 2007-08-11 David Daney <ddaney@avtrex.com>
930 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
933 2007-08-11 David Edelsohn <edelsohn@gnu.org>
934 Segher Boessenkool <segher@kernel.crashing.org>
936 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
937 HAVE_LOCAL_CPU_DETECT not defined.
939 2007-08-11 Jan Hubicka <jh@suse.cz>
941 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
942 (cgraph_process_new_functions): Honor previous value of
943 disregard_inline_limits.
944 * ipa-inline.c (compute_inline_parameters): Likewise.
946 2007-08-11 Ian Lance Taylor <iant@google.com>
948 * alias.h (alias_set_type): Define new type.
949 (ALIAS_SET_MEMORY_BARRIER): Use it.
950 * rtl.h: Include alias.h.
951 (struct mem_attrs): Use alias_set_type.
952 * tree.h: Include alias.h
953 (struct tree_type): Use alias_set_type.
954 (struct tree_struct_field_tag): Likewise.
955 (struct tree_decl_common): Likewise.
956 * alias.c (struct alias_set_entry): Use alias_set_type.
957 (get_alias_set_entry, alias_set_subset_of): Likewise.
958 (alias_sets_conflict_p): Likewise.
959 (alias_sets_must_conflict_p): Likewise.
960 (objects_must_conflict_p): Likewise.
961 (get_alias_set, new_alias_set): Likewise.
962 (record_alias_subset, record_component_aliases): Likewise.
963 (varargs_set, frame_set): Change to alias_set_type.
964 (get_varargs_alias_set): Use alias_set_type.
965 (get_frame_alias_set): Likewise.
966 * builtins.c (setjmp_alias_set): Change to alias_set_type.
967 * dse.c (struct store_info): Use alias_set_type.
968 (struct read_info, struct clear_alias_mode_holder): Likewise.
969 (clear_alias_set_lookup, canon_address): Likewise.
970 (record_store, check_mem_read_rtx): Likewise.
971 (dse_record_singleton_alias_set): Likewise.
972 (dse_invalidate_singleton_alias_set): Likewise.
973 * emit-rtl.c (get_mem_attrs): Likewise.
974 (set_mem_attributes_minus_bitpos): Likewise.
975 (set_mem_alias_set): Likewise.
976 * expr.c (store_constructor_field, store_field): Likewise.
977 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
978 * langhooks.c (lhd_get_alias_set): Likewise.
979 * langhooks-def.h (lhd_get_alias_set): Likewise.
980 * reload1.c (alter_reg): Likewise.
981 * tree-flow.h (struct fieldoff): Likewise.
982 * tree-ssa-alias.c (struct alias_map_d): Likewise.
983 (may_alias_p, get_smt_for, create_sft): Likewise.
984 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
985 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
986 (merge_smts_into): Likewise.
987 * varasm.c (const_alias_set): Likewise.
988 * c-common.c (strict_aliasing_warning): Likewise.
989 (c_common_get_alias_set): Likewise.
990 * dse.h (dse_record_singleton_alias_set): Update declaration.
991 (dse_invalidate_singleton_alias_set): Likewise.
992 * emit-rtl.h (set_mem_alias_set): Likewise.
993 * c-common.h (c_common_get_alias_set): Likewise.
994 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
995 * print-tree.c (print_node): Likewise.
996 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
998 (alpha_setup_incoming_varargs): Use alias_set_type.
999 * config/i386/i386.c (setup_incoming_varargs_64): Use
1001 (setup_incoming_varargs_ms_64): Likewise.
1002 (ix86_GOT_alias_set): Likewise.
1003 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1004 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1005 (set): Change to alias_set_type.
1006 (get_TOC_alias_set): Use alias_set_type.
1007 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1009 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1010 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1012 (struct_value_alias_set): Likewise.
1013 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1015 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1017 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1018 * config/vxworks.h (TARGET_VXWORKS): Override.
1019 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1020 "mips" if TARGET_VXWORKS.
1022 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1024 * calls.c (avoid_likely_spilled_reg): New function.
1025 (expand_call): Use it.
1027 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1029 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1031 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1033 * config/mips/predicates.md (const_call_insn_operand): Invoke
1034 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1036 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1039 * config/rs6000/driver-rs6000.c: Include link.h.
1040 Use ElfW instead of wordsize-specif typedef.
1042 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * system.h (CONST_CAST): New.
1045 * c-decl.c (c_make_fname_decl): Use it.
1046 * c-lex.c (cb_ident, lex_string): Likewise.
1047 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1048 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1049 give_switch, set_multilib_dir): Likewise.
1050 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1051 * passes.c (execute_one_pass): Likewise.
1052 * prefix.c (update_path): Likewise.
1053 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1054 * tree.c (build_string): Likewise.
1056 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1058 * tree-flow-inline.h (is_exec_stmt): Remove.
1059 (is_label_stmt): Remove.
1060 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1063 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1065 * lower-subreg.c (resolve_shift_zext): Don't adjust
1066 src_reg_num for wordmode operands.
1068 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1069 David Ung <davidu@mips.com>
1071 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1072 (TARGET_SCHED_REORDER2): Define.
1073 (mips_maybe_swap_ready): New.
1074 (mips_last_74k_agen_insn): New.
1075 (mips_74k_agen_init): New.
1076 (mips_74k_agen_reorder): New function to group loads and stores
1078 (mips_sched_init): New.
1079 (mips_sched_reorder): Don't do initialization here. Call
1080 mips_74k_agen_reorder.
1081 (mips_variable_issue): Call mips_74k_agen_init.
1083 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1085 * tree-flow-inline.h (get_filename): Remove.
1087 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1089 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1091 (mips_fetch_insns): Delete in favor of...
1092 (mips_load_store_insns): ...this new function.
1093 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1094 to say whether multiword moves _might_ be split.
1095 (mips_fetch_insns): Delete in favor of...
1096 (mips_load_store_insns): ...this new function.
1097 (mips_rtx_costs): Update the call to mips_address_insns.
1098 (mips_address_cost): Likewise.
1099 * config/mips/mips.md (length): Use mips_load_store_insns instead
1100 of mips_fetch_insns.
1101 * config/mips/constraints.md (R): Use mips_address_insns rather
1102 than mips_fetch_insns. Assume that the move never needs to be split.
1104 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1106 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1107 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1108 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1109 * config/mips/mips.h (mips16_hard_float): Delete.
1110 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1111 definitions, and replace with....
1112 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1113 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1114 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1115 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1116 (override_options): Replace MASK_SOFT_FLOAT references with
1117 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1118 and mips16_hard_float when TARGET_MIPS16.
1120 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1123 * c-typeck.c (build_binary_op): Check for non pointer types before
1124 calling int_fits_type_p.
1126 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1129 * fold-const.c (omit_one_operand): Return only the ommitted expression
1130 if the result is an empty statement.
1131 (pedantic_omit_one_operand): Likewise.
1133 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1135 * c-typeck.c (readonly_error): Improve error for assignment.
1137 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1139 (pp_c_expression): Ditto.
1141 2007-08-09 Simon Baldwin <simonb@google.com>
1143 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1144 break that was preventing simplify_associative_operation() for xor.
1146 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1147 Nigel Stephens <nigel@mips.com>
1149 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1150 Document change in interpretation of value from boolean to
1152 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1153 ffs and ctz using clz.
1154 (expand_unop): Call them.
1155 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1157 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1158 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1159 enable the new ffs expansion on this target.
1161 2007-08-09 Jan Hubicka <jh@suse.cz>
1163 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1164 (expand_ternary_op): Likewise.
1165 (expand_vec_shift_expr): Likewise.
1166 (expand_binop_directly): Likewise.
1167 (expand_binop): Likewise.
1168 (sign_expand_binop): Likewise.
1169 (expand_twoval_unop): Likewise.
1170 (expand_twoval_binop): Likewise.
1171 (expand_twoval_binop_libfunc): Likewise.
1172 (widen_clz): Likewise.
1173 (widen_bswap): Likewise.
1174 (expand_parity): Likewise.
1175 (expand_unop): Likewise.
1176 (expand_abs_nojump): Likewise.
1177 (expand_copysign): Likewise.
1178 (emit_no_conflict_block): Likewise.
1179 (emit_libcall_block): Likewise.
1180 (can_compare_p): Likewise.
1181 (prepare_cmp_insn): Likewise.
1182 (emit_cmp_and_jump_insn_1): Likewise.
1183 (prepare_float_lib_cmp): Likewise.
1184 (emit_conditional_add): Likewise.
1185 (gen_add2_insn): Likewise.
1186 (have_add2_insn): Likewise.
1187 (gen_sub2_insn): Likewise.
1188 (have_sub2_insn): Likewise.
1189 (can_extend_p): Likewise.
1190 (can_fix_p): Likewise.
1191 (can_float_p): Likewise.
1192 (expand_float): Likewise.
1193 (expand_fix): Likewise.
1194 (expand_sfix_optab): Likewise.
1195 (new_optab): Likewise.
1196 (new_convert_optab): Likewise.
1197 (init_libfuncs): Likewise.
1198 (init_interclass_conv_libfuncs): Likewise.
1199 (init_intraclass_conv_libfuncs): Likewise.
1200 (set_conv_libfunc): Likewise.
1201 (init_optabs): Likewise.
1202 (debug_optab_libfuncs): Likewise.
1203 (gen_cond_trap): Likewise.
1204 * optabs.h (optab_handler, convert_optab_hanlder): New.
1205 * genopinit.c: Update optabs generation table.
1206 * reload.c (find_reloads_address_1): Use optabs accestors.
1207 * builtins.c (expand_builtin_mathfn): Likewise.
1208 (expand_builtin_mathfn_2): Likewise.
1209 (expand_builtin_mathfn_3): Likewise.
1210 (expand_builtin_interclass_mathfn): Likewise.
1211 (expand_builtin_sincos): Likewise.
1212 (expand_builtin_cexpi): Likewise.
1213 (expand_builtin_powi): Likewise.
1214 (expand_builtin_strlen): Likewise.
1215 * dojump.c (do_jump): Likewise.
1216 * expr.c (convert_move): Likewise.
1217 (move_by_pieces): Likewise.
1218 (move_by_pieces_ninsns): Likewise.
1219 (can_store_by_pieces): Likewise.
1220 (store_by_pieces_1): Likewise.
1221 (emit_move_via_integer): Likewise.
1222 (emit_move_complex): Likewise.
1223 (emit_move_ccmode): Likewise.
1224 (emit_move_insn_1): Likewise.
1225 (emit_single_push_insn): Likewise.
1226 (store_constructor): Likewise.
1227 (expand_expr_real_1): Likewise.
1228 (do_store_flag): Likewise.
1229 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1230 (enumerate_modes): Likewise.
1231 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1232 (supportable_widening_operation): Likewise.
1233 (supportable_narrowing_operation): Likewise.
1234 * expmed.c (store_bit_field_1): Likewise.
1235 (extract_bit_field_1): Likewise.
1236 (expand_mult_highpart_optab): Likewise.
1237 (expand_smod_pow2): Likewise.
1238 (expand_divmod): Likewise.
1239 (emit_store_flag): Likewise.
1240 * tree-vect-patterns.c
1241 (vect_pattern_recog_1): Likewise.
1242 * tree-ssa-loop-prefetch.c
1243 (nontemporal_store_p): Likewise.
1244 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1245 (vect_create_epilog_for_reduction): Likewise.
1246 (vectorizable_reduction): Likewise.
1247 (vectorizable_operation): Likewise.
1248 (vect_strided_store_supported): Likewise.
1249 (vectorizable_store): Likewise.
1250 (vect_strided_load_supported): Likewise.
1251 (vectorizable_load): Likewise.
1252 * combine.c (simplify_comparison): Likewise.
1253 * tree-vect-generic.c
1254 (type_for_widest_vector_mode): Likewise.
1255 (expand_vector_operations_1): Likewise.
1256 * config/spu/spu.c (spu_expand_mov): Likewise.
1257 (spu_emit_vector_compare): Likewise.
1258 * config/rs6000/rs6000.c
1259 (rs6000_emit_vector_compare): Likewise.
1260 * stmt.c (add_case_node): Likewise.
1261 * reload1.c (gen_reload):
1263 2007-08-09 Michael Matz <matz@suse.de>
1265 * tree.h (fixed_zerop): Declare as taking a const_tree.
1266 * tree.c (fixed_zerop): Take a const_tree.
1268 2007-08-09 Ira Rosen <irar@il.ibm.com>
1270 * tree-vect-transform.c (vectorizable_store): Remove call to
1271 copy_virtual_operands() and call mark_symbols_for_renaming() for
1272 the created vector store.
1273 (vect_setup_realignment): Don't call copy_virtual_operands() and
1274 update_vuses_to_preheader().
1275 (vectorizable_load): Don't call copy_virtual_operands().
1276 (update_vuses_to_preheader): Remove.
1278 2007-08-08 Chao-ying Fu <fu@mips.com>
1280 * tree.def (FIXED_POINT_TYPE): New type.
1281 (FIXED_CST): New constant.
1282 (FIXED_CONVERT_EXPR): New expr.
1283 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1284 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1285 * tree.h (struct tree_base): Add saturating_flag.
1286 Remove one bit of spare for saturating_flag.
1287 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1288 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1289 FIXED_POINT_TYPE_P): Define.
1290 (TYPE_SATURATING): Define.
1291 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1292 (struct tree_fixed_cst): New.
1293 (TYPE_IBIT, TYPE_FBIT): Define.
1294 (tree_node): Add fixed_cst.
1295 (enum tree_index): Add new enumeration values of
1296 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1297 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1298 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1299 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1300 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1301 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1302 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1303 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1304 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1305 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1306 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1307 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1308 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1309 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1310 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1311 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1312 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1313 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1314 (sat_short_fract_type_node, sat_fract_type_node,
1315 sat_long_fract_type_node, sat_long_long_fract_type_node,
1316 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1317 sat_unsigned_long_fract_type_node,
1318 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1319 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1320 unsigned_short_fract_type_node, unsigned_fract_type_node,
1321 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1322 sat_short_accum_type_node, sat_accum_type_node,
1323 sat_long_accum_type_node, sat_long_long_accum_type_node,
1324 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1325 sat_unsigned_long_accum_type_node,
1326 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1327 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1328 unsigned_short_accum_type_node, unsigned_accum_type_node,
1329 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1330 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1331 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1332 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1333 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1334 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1335 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1336 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1337 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1338 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1339 sat_uda_type_node, sat_uta_type_node): New macro.
1340 (make_fract_type, make_accum_type): Declare.
1341 (make_signed_fract_type, make_unsigned_fract_type,
1342 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1343 make_signed_accum_type, make_unsigned_accum_type,
1344 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1345 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1346 make_or_reuse_sat_signed_fract_type,
1347 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1348 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1349 make_or_reuse_sat_unsigned_accum_type): New macro.
1350 (fixed_zerop): Declare.
1351 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1352 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1353 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1354 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1355 * treestruct.def: Add TS_FIXED_CST.
1356 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1358 (tree-dump.o): Likewise.
1359 (print-tree.o): Likewise.
1360 (tree-pretty-print.o): Likewise.
1361 (fold-const.o): Likewise.
1362 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1363 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1364 (is_gimple_min_invariant): Handle FIXED_CST.
1365 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1366 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1367 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1368 (layout_type): Handle FIXED_POINT_TYPE.
1369 (make_fract_type, make_accum_type): New functions.
1370 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1371 * tree-dump.c (fixed-value.h): New include.
1372 (dump_fixed): New function.
1373 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1374 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1375 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1376 * tree-pretty-print.c (fixed-value.h): New include.
1377 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1379 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1380 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1381 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1382 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1383 for non-saturating fixed-point types.
1384 (reassociate_bb): Likewise.
1385 * emit-rtl.c (fixed-value.h): New include.
1386 (fconst0, fconst1): New array.
1387 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1388 * tree-vect-generic.c expand_vector_operation): Support
1389 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1391 (type_for_widest_vector_mode): Add one parameter for the
1393 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1395 Pass the satp parameter to type_for_mode for fixed-point types.
1396 (expand_vector_operations_1): Pass the saturating flag to
1397 type_for_widest_vector_mode.
1398 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1399 and MODE_VECTOR_UACCUM.
1400 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1401 (vectorizable_condition): Likewise.
1402 * tree.c (fixed-value.h): New include.
1403 (tree_code_size): Support FIXED_CST.
1404 (build_fixed): New function.
1405 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1406 (fixed_zerop): New function.
1407 (tree_node_structure): Support FIXED_CST.
1408 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1409 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1410 (type_hash_eq): Handle FIXED_POINT_TYPE.
1411 (simple_cst_equal): Support FIXED_CST.
1412 (iterative_hash_expr): Handle FIXED_CST.
1413 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1414 (get_narrower): Likewise.
1415 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1416 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1417 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1418 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1420 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1421 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1422 (initializer_zerop): Support FIXED_CST.
1423 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1424 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1425 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1426 (is_base_type): Handle FIXED_POINT_TYPE.
1427 (add_type_attribute): Handle FIXED_POINT_TYPE.
1428 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1429 * print-tree.c (fixed-value.h): New include.
1430 (print_node_brief): Support FIXED_CST.
1431 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1432 * c-pretty-print.c (fixed-value.h): New include.
1433 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1434 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1435 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1436 Support fixed-point types for inner items in VECTOR_TYPE.
1437 (pp_c_direct_declarator): Likewise.
1438 (pp_c_declarator): Likewise.
1439 (pp_c_fixed_constant): New function.
1440 (pp_c_constant): Handle FIXED_CST.
1441 (pp_c_primary_expression): Likewise.
1442 (pp_c_expression): Likewise.
1443 * fold-const.c (fixed-value.h): New include.
1444 (negate_expr_p): Return true for FIXED_CST.
1445 (fold_negate_expr): Support FIXED_CST.
1446 (split_tree): Support FIXED_CST.
1447 (const_binop): Support FIXED_CST.
1448 (fold_convert_const_int_from_fixed): New function to convert from
1450 (fold_convert_const_real_from_fixed): New function to convert from
1452 (fold_convert_const_fixed_from_fixed): New function to convert from
1453 fixed to another fixed.
1454 (fold_convert_const_fixed_from_int): New function to convert from
1456 (fold_convert_const_fixed_from_real): New function to convert from
1458 (fold_convert_const): Support conversions from fixed to int, from
1459 fixed to real, from fixed to fixed, from int to fixed, and from real
1461 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1462 (operand_equal_p): Support FIXED_CST.
1463 (make_range): For fixed-point modes, we need to pass the
1464 saturating flag as the 2nd parameter.
1465 (tree_swap_operands_p): Handle FIXED_CST.
1466 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1468 (fold_unary): Support FIXED_CONVERT_EXPR.
1469 (fold_binary): Handle FIXED_CST.
1470 Make sure the type is not saturating, before associating operations.
1471 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1472 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1473 (fold_negate_const): Support FIXED_CST.
1474 (fold_relational_const): Support FIXED_CST.
1475 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1476 (gimplify_expr): Handle FIXED_CST.
1477 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1478 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1479 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1480 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1481 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1482 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1483 LONG_LONG_ACCUM_TYPE_SIZE.
1484 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1485 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1486 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1487 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1488 MODE_ACCUM, and MODE_UACCUM.
1489 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1490 fixed-point types to disable reduction.
1491 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1493 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1495 * config/rs6000/x-rs6000: New file.
1496 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1497 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1498 (EXTRA_SPEC_FUNCTIONS): Define.
1499 (HAVE_LOCAL_CPU_DETECT): Define.
1500 (CC1_CPU_SPEC): Define.
1501 * config/rs6000/driver-rs6000.c: New file.
1502 * config/rs6000/aix.h (CC1_SPEC): Define.
1503 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1504 * config.host: Add x-rs6000 to host_xmake_file if host and target
1505 are rs6000 or powerpc.
1507 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1509 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1511 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1512 Sandra Loosemore <sandra@codesourcery.com>
1513 Chao-ying Fu <fu@mips.com>
1514 Nigel Stephens <nigel@mips.com>
1515 David Ung <davidu@mips.com>
1517 * doc/invoke.texi (-mcode-readable): Document.
1518 * config/mips/mips.opt (mcode-readable): New option.
1519 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1520 * config/mips/mips.h (mips_code_readable_setting): New enum.
1521 (mips_code_readable): Declare.
1522 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1523 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1524 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1525 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1526 boiler-plate comments.
1527 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1528 * config/mips/mips.c (mips_code_readable): New variable.
1529 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1530 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1531 context and -mcode-readable setting to restrict the use of
1532 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1533 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1534 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1535 (mips_blocks_for_constant_p): Only return false for
1536 TARGET_MIPS16_PCREL_LOADS.
1537 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1538 for MIPS16. Handle SYMBOL_32_HIGH.
1539 (mips_const_insns): Allow HIGHs for MIPS16 too.
1540 (mips_unspec_address_offset): New function, split out from...
1541 (mips_unspec_address): ...here.
1542 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1543 16-bit symbolic constants. Assert approropiate conditions for
1544 using the "la" and "dla" macros.
1545 (mips_handle_option): Handle -mcode-readable=.
1546 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1547 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1548 (mips_strip_unspec_address): New function, split out from...
1549 (print_operand_reloc): ...here.
1550 (print_operand): Pass constants through mips_strip_unspec_address.
1551 (print_operand_address): Likewise.
1552 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1553 (mips_select_rtx_section): Remove MIPS16 handling.
1554 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1555 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1556 (mips16_lay_out_constants): Do nothing unless
1557 TARGET_MIPS16_PCREL_LOADS.
1558 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1559 * config/mips/mips.md: Split HIGHs for MIPS16.
1560 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1562 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1564 * config/mips/mips-protos.h (mips_emit_move): Declare.
1565 * config/mips/mips.c (mips_emit_move): New function.
1566 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1567 (mips_legitimize_const_move): Likewise.
1568 (mips_legitimize_move): Likewise.
1569 (mips_split_64bit_move): Likewise.
1570 (mips_restore_gp): Likewise.
1571 (mips_load_call_address): Likewise.
1572 (mips_emit_fcc_reload): Likewise.
1573 (mips_set_return_address): Likewise.
1574 (mips_block_move_straight): Likewise.
1575 (mips_block_move_loop): Likewise.
1576 (mips_setup_incoming_varargs): Likewise.
1577 (mips_save_reg): Likewise.
1578 (mips_expand_prologue): Likewise.
1579 (mips_restore_reg): Likewise.
1580 (mips_expand_epilogue): Likewise.
1581 (mips_output_mi_thunk): Likewise.
1582 (build_mips16_call_stub): Likewise.
1583 (mips_builtin_branch_and_move): Likewise.
1584 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1585 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1586 (fixuns_truncdfdi2): Likewise.
1587 (fixuns_truncsfsi2): Likewise.
1588 (fixuns_truncsfdi2): Likewise.
1589 (loadgp_absolute): Likewise.
1590 (builtin_setjmp_setup): Likewise.
1591 (builtin_longjmp): Likewise.
1592 (untyped_call): Likewise.
1594 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1596 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1597 an "rtx *" argument. Return a bool.
1598 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1599 values and return true if they can be split. Take the same kind of
1600 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1601 and store the lo_sum there if nonnull. Use the symbol type to
1602 determine whether a $gp or HIGH is needed.
1603 (mips_legitimize_address): Update call to mips_split_symbol and
1604 simplify accordingly.
1605 (mips_legitimize_const_move): Likewise.
1606 * config/mips/mips.md: In the combine define_split,
1607 check mips_split_symbol instead of splittable_symbolic_operand.
1608 Update use of mips_split_symbol in the generator code.
1609 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1611 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1613 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1614 (mips_symbol_insns_1): New function, split out from...
1615 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1616 and stores separately from load addresses.
1617 (mips_classify_address): Replace uses of mips_symbolic_address_p
1618 with uses of mips_symbol_insns.
1619 (mips_address_insns): Update calls to mips_symbol_insns.
1620 (mips_const_insns): Likewise.
1621 (mips_legitimize_address): Likewise.
1623 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1625 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1626 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1627 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1628 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1629 non-call contexts if TARGET_MIPS16.
1630 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1631 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1632 code for SYMBOL_ABSOLUTE.
1633 (mips_symbol_insns): Likewise.
1635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1637 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1638 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1639 (mips_symbolic_constant_p): Likewise. Update the call to
1640 mips_classify_symbol.
1641 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1642 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1643 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1644 (print_operand_reloc): Add a context argument. Update the call to
1645 mips_symbolic_constant_p.
1646 (print_operand): Update the calls to print_operand_reloc.
1647 (print_operand_address): Use print_operand_reloc rather than
1649 (mips_rewrite_small_data_p): Add a context argument. Update the call
1650 to mips_symbolic_constant_p.
1651 (mips_small_data_pattern_1): Make DATA the containing mem.
1652 Update the call to mips_rewrite_small_data_p.
1653 (mips_rewrite_small_data_1): Likewise.
1654 (mips_use_anchors_for_symbol_p): Update the call to
1655 mips_symbolic_constant_p.
1656 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1657 (splittable_symbolic_operand): Likewise.
1658 (move_operand): Likewise.
1659 (absolute_symbolic_operand): Likewise.
1660 (got_disp_operand): Likewise.
1661 (got_page_ofst_operand): Likewise.
1663 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1665 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1666 (SYMBOL_ABSOLUTE): ...this.
1667 (SYMBOL_SMALL_DATA): Rename to...
1668 (SYMBOL_GP_RELATIVE): ...this.
1669 (SYMBOL_CONSTANT_POOL): Rename to...
1670 (SYMBOL_PC_RELATIVE): ...this.
1671 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1672 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1673 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1674 after above changes.
1675 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1676 (general_symbolic_operand): Rename to...
1677 (absolute_symbolic_operand): ...this.
1678 * config/mips/mips.md: Update after above changes.
1680 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1681 Revital Eres <eres@il.ibm.com>
1683 * ddg.c (print_ddg): Add dump information.
1684 * modulo-sched.c (print_node_sched_params): Add parameter and
1686 (calculate_maxii): Remove function.
1687 (undo_generate_reg_moves): Likewise.
1688 (undo_permute_partial_schedule): Likewise.
1689 (kernel_number_of_cycles): Likewise.
1690 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1691 (sms_schedule): Use it. Remove profitability checks.
1692 (sms_schedule_by_order): Fix order of nodes within the cycle.
1694 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1696 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1697 -profile option, add pie support.
1698 (ENDFILE_SPEC): New spec.
1699 * config/gnu.h (LIB_SPEC): Add -profile option.
1701 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1703 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1704 * config/gnu.h (LIB_SPEC): Likewise.
1706 2007-08-07 Yaz Saito <saito@google.com>
1707 Ian Lance Taylor <iant@google.com>
1709 * common.opt (finstrument-functions-exclude-function-list): New
1711 (finstrument-functions-exclude-file-list): New option.
1712 * opts.c (char_p): Define and DEF_VEC.
1713 (flag_instrument_functions_exclude_functions): New static
1715 (flag_instrument_functions_exclude_files): New static variable.
1716 (add_instrument_functions_exclude_list): New static function.
1717 (flag_instrument_functions_exclude_p): New function.
1718 (common_handle_option): Handle new options.
1719 * flags.h (flag_instrument_functions_exclude_p): Declare.
1720 * gimplify.c (gimplify_function_tree): Call
1721 flag_instrument_functions_exclude_p.
1722 * doc/invoke.texi (Option Summary): Mention new options.
1723 (Code Gen Options): Document new options.
1725 2007-08-07 Ian Lance Taylor <iant@google.com>
1727 PR rtl-optimization/32776
1728 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1729 (resolve_use): Likewise.
1730 (decompose_multiword_subregs): Remove "changed" local variable.
1732 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1734 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1735 * configure: Regenerate.
1736 * config.in: Regenerate.
1737 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1740 2007-08-07 Ian Lance Taylor <iant@google.com>
1742 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1743 note, just delete the insn.
1745 2007-08-07 Andreas Schwab <schwab@suse.de>
1748 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1751 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1753 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1754 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1755 (decompose_multiword_subregs): Use the functions above to decompose
1756 multiword shifts and zero-extends.
1758 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1760 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1761 "assemble" descriptions which were swapped.
1763 2007-08-06 Chao-ying Fu <fu@mips.com>
1765 * fixed-value.h: New file.
1766 * fixed-value.c: New file.
1767 * Makefile.in (OBJS-common): Add fixed-value.o.
1768 (fixed-value.o): New rule.
1769 (GTFILES): Add fixed-value.h.
1770 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1771 to compare a.low and b.low.
1772 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1774 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1775 Daniel Jacobowitz <dan@codesourcery.com>
1778 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1780 (x86_64-*-netbsd*): Likewise.
1781 (x86_64-*-linux*): Likewise.
1782 (x86_64-*-kfreebsd*-gnu): Likewise.
1783 (x86_64-*-knetbsd*-gnu): Likewise.
1784 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1786 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1788 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1789 Add -fno-asynchronous-unwind-tables.
1791 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1792 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1793 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1794 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1795 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1797 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1799 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1800 (TARGET_C_MODE_FOR_SUFFIX): New.
1802 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1804 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1806 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1808 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1810 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1812 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1813 before checking function returns in conditional expressions.
1815 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1818 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1820 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1823 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1824 for INTEGRAL_TYPE_P.
1826 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1828 * configure.ac: Remove --enable-checking=df from default settings.
1829 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1830 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1831 if the parameter is true.
1832 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1833 DF_VERIFY_SCHEDULED flag is true.
1834 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1835 (df_finish_pass): Adjust prototype.
1836 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1839 * see.c (pass_see): Add TODO_df_verify.
1840 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1841 * global.c (rest_of_handle_global_alloc): Schedule verification
1843 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1845 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1846 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1847 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1849 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1850 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1851 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1853 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1854 Revital Eres <eres@il.ibm.com>
1856 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1858 * ddg.c (create_ddg_dependence): Rename to...
1859 (create_ddg_dep_from_intra_loop_link): This. Do not check
1860 for interloop edges. Do not create anti dependence edge when
1861 a true dependence edge exists in the opposite direction and
1862 -fmodulo-sched-allow-regmoves is set.
1863 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1864 (add_cross_iteration_register_deps): Create anti dependence edge
1865 when -fno-modulo-sched-allow-regmoves is set.
1866 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1868 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1870 * config/arm/arm.md (movsi): Add braces.
1872 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1875 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1876 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1878 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1880 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1882 * cfgloopmanip.c (remove_path, create_preheaders,
1883 force_single_succ_latches, fix_loop_structure): Ditto.
1884 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1885 tree_duplicate_loop_to_header_edge): Ditto.
1886 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1887 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1889 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1890 cleanup_tree_cfg): Ditto.
1891 * tree-cfg.c (tree_merge_blocks): Ditto.
1892 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1893 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1894 loop_preheader_edge, single_exit): Ditto.
1895 (flow_loops_find): Do not clear loops->state.
1896 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1897 loops_state_clear): New functions.
1899 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1902 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1903 when adding to the base and convert ELT to sizetype instead of type.
1905 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1908 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1909 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1911 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1914 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1915 correct type the negate expression.
1917 2007-08-03 Jan Hubicka <jh@suse.cz>
1919 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1922 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1924 * config/rs6000/rs6000.c (struct processor_cost): Change
1925 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1926 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1928 (rios1_costs, rios2_cost): Correct cache line size.
1929 (rs6000_override_options): Set l2-cache-size parameter.
1931 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1932 Diego Novillo <dnovillo@google.com>
1935 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1936 if the range includes 0.
1938 2007-08-03 Ben Elliston <bje@au.ibm.com>
1940 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1941 mode to unspec expressions to silence a warning from the generator
1944 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1946 * config/ia64/constraints.md ("U"): Make constraint vector only.
1948 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1951 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1952 always_inline attribute on the function decl.
1954 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1957 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1958 if we are compiling with -fPIC.
1960 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1961 Nigel Stephens <nigel@mips.com>
1963 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1964 Define for MIPS32 and MIPS64.
1966 2007-08-02 Nick Clifton <nickc@redhat.com>
1968 * config/host-hpux.c: Change copyright header to refer to version
1969 3 of the GNU General Public License and to point readers at the
1970 COPYING3 file and the FSF's license web page.
1971 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1972 config/alpha/linux.h, config/alpha/alpha.opt,
1973 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1974 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1975 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1976 config/alpha/alpha.h, config/alpha/sync.md,
1977 config/alpha/openbsd.h, config/alpha/alpha.md,
1978 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1979 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1980 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1981 config/alpha/constraints.md, config/alpha/osf.h,
1982 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1983 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1984 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1985 config/frv/frv-asm.h, config/frv/frv-protos.h,
1986 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1987 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1988 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1989 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1990 config/s390/s390.opt, config/s390/s390-modes.def,
1991 config/s390/fixdfdi.h, config/s390/constraints.md,
1992 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
1993 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
1994 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
1995 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
1996 config/m32c/prologue.md, config/m32c/m32c.abi,
1997 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
1998 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
1999 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2000 config/m32c/jump.md, config/m32c/shift.md,
2001 config/m32c/m32c-protos.h, config/libgloss.h,
2002 config/spu/spu-protos.h, config/spu/predicates.md,
2003 config/spu/spu-builtins.h, config/spu/spu.c,
2004 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2005 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2006 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2007 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2008 config/sparc/hypersparc.md, config/sparc/predicates.md,
2009 config/sparc/linux.h, config/sparc/sp64-elf.h,
2010 config/sparc/supersparc.md, config/sparc/cypress.md,
2011 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2012 config/sparc/niagara.md, config/sparc/sparc.md,
2013 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2014 config/sparc/sparc.opt, config/sparc/sync.md,
2015 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2016 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2017 config/sparc/sparc.c, config/sparc/little-endian.opt,
2018 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2019 config/sparc/linux64.h, config/sparc/freebsd.h,
2020 config/sparc/sol2.h, config/sparc/rtemself.h,
2021 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2022 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2023 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2024 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2025 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2026 config/m32r/linux.h, config/m32r/constraints.md,
2027 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2028 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2029 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2030 config/i386/i386.md, config/i386/netware-crt0.c,
2031 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2032 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2033 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2034 config/i386/sol2.h, config/i386/constraints.md,
2035 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2036 config/i386/predicates.md, config/i386/geode.md,
2037 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2038 config/i386/freebsd64.h, config/i386/vxworksae.h,
2039 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2040 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2041 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2042 config/i386/netware.h, config/i386/i386-modes.def,
2043 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2044 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2045 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2046 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2047 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2048 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2049 config/i386/xm-mingw32.h, config/i386/linux64.h,
2050 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2051 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2052 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2053 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2054 config/i386/cygwin2.c, config/i386/i386-protos.h,
2055 config/i386/sync.md, config/i386/openbsd.h,
2056 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2057 config/i386/nto.h, config/i386/biarch64.h,
2058 config/i386/i386-coff.h, config/i386/freebsd.h,
2059 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2060 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2061 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2062 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2063 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2064 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2065 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2066 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2067 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2068 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2069 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2070 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2071 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2072 config/sh/superh64.h, config/sh/rtemself.h,
2073 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2074 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2075 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2076 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2077 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2078 config/avr/predicates.md, config/avr/constraints.md,
2079 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2080 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2081 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2082 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2083 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2084 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2085 config/c4x/predicates.md, config/c4x/c4x.h,
2086 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2087 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2088 config/xtensa/linux.h, config/xtensa/xtensa.h,
2089 config/xtensa/elf.h, config/xtensa/xtensa.md,
2090 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2091 config/xtensa/xtensa-protos.h, config/dbx.h,
2092 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2093 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2094 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2095 config/host-solaris.c, config/fr30/fr30.h,
2096 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2097 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2098 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2099 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2100 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2101 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2102 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2103 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2104 config/cris/predicates.md, config/cris/linux.h,
2105 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2106 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2107 config/cris/aout.opt, config/cris/cris-protos.h,
2108 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2109 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2110 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2111 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2112 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2113 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2114 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2115 config/chorus.h, config/mn10300/mn10300.c,
2116 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2117 config/mn10300/mn10300.h, config/mn10300/linux.h,
2118 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2119 config/mn10300/mn10300.md, config/ia64/predicates.md,
2120 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2121 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2122 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2123 config/ia64/freebsd.h, config/ia64/ia64.md,
2124 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2125 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2126 config/gofast.h, config/rtems.h, config/sol2-10.h,
2127 config/m68k/predicates.md, config/m68k/m68k.md,
2128 config/m68k/linux.h, config/m68k/m68k-modes.def,
2129 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2130 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2131 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2132 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2133 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2134 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2135 config/m68k/constraints.md, config/m68k/rtemself.h,
2136 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2137 config/m68k/uclinux.h, config/rs6000/power4.md,
2138 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2139 config/rs6000/linux.h, config/rs6000/eabi.h,
2140 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2141 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2142 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2143 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2144 config/rs6000/windiss.h, config/rs6000/603.md,
2145 config/rs6000/aix41.h, config/rs6000/cell.md,
2146 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2147 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2148 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2149 config/rs6000/default64.h, config/rs6000/7xx.md,
2150 config/rs6000/darwin.opt, config/rs6000/spe.md,
2151 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2152 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2153 config/rs6000/7450.md, config/rs6000/linux64.h,
2154 config/rs6000/constraints.md, config/rs6000/440.md,
2155 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2156 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2157 config/rs6000/rs6000.h, config/rs6000/power6.md,
2158 config/rs6000/predicates.md, config/rs6000/altivec.md,
2159 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2160 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2161 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2162 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2163 config/rs6000/linux64.opt, config/rs6000/sync.md,
2164 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2165 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2166 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2167 config/rs6000/eabispe.h, config/rs6000/e500.h,
2168 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2169 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2170 config/rs6000/aix.h, config/rs6000/vxworks.h,
2171 config/rs6000/40x.md, config/rs6000/aix51.h,
2172 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2173 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2174 config/arc/arc.h, config/mcore/mcore-elf.h,
2175 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2176 config/mcore/mcore.md, config/mcore/mcore.c,
2177 config/mcore/mcore.opt, config/mcore/mcore.h,
2178 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2179 config/score/predicates.md, config/score/score-version.h,
2180 config/score/score-protos.h, config/score/misc.md,
2181 config/score/elf.h, config/score/score.c, config/score/mac.md,
2182 config/score/score7.md, config/score/score.h,
2183 config/score/score-conv.h, config/score/score-mdaux.c,
2184 config/score/score.md, config/score/score.opt,
2185 config/score/score-modes.def, config/score/score-mdaux.h,
2186 config/score/mul-div.S, config/arm/uclinux-elf.h,
2187 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2188 config/arm/symbian.h, config/arm/linux-elf.h,
2189 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2190 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2191 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2192 config/arm/strongarm-pe.h, config/arm/arm.h,
2193 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2194 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2195 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2196 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2197 config/arm/arm-cores.def, config/arm/arm-protos.h,
2198 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2199 config/arm/wince-pe.h, config/arm/neon.md,
2200 config/arm/constraints.md, config/arm/neon.ml,
2201 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2202 config/arm/arm.opt, config/arm/arm926ejs.md,
2203 config/arm/predicates.md, config/arm/iwmmxt.md,
2204 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2205 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2206 config/arm/neon-testgen.ml, config/arm/arm.md,
2207 config/arm/xscale-coff.h, config/arm/pe.c,
2208 config/arm/arm-generic.md, config/arm/pe.h,
2209 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2210 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2211 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2212 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2213 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2214 config/pa/predicates.md, config/pa/pa64-hpux.h,
2215 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2216 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2217 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2218 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2219 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2220 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2221 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2222 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2223 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2224 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2225 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2226 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2227 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2228 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2229 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2230 config/mips/linux64.h, config/mips/elforion.h,
2231 config/mips/constraints.md, config/mips/generic.md,
2232 config/mips/predicates.md, config/mips/4300.md,
2233 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2234 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2235 config/mips/5k.md, config/mips/vr4120-div.S,
2236 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2237 config/mips/mips-protos.h, config/mips/6000.md,
2238 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2239 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2240 config/mips/mips-modes.def, config/mips/vr.h,
2241 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2242 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2243 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2244 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2245 config/vax/openbsd1.h, config/vax/netbsd.h,
2246 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2247 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2248 config/h8300/rtems.h, config/h8300/predicates.md,
2249 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2250 config/h8300/h8300.md, config/h8300/h8300.opt,
2251 config/h8300/coff.h, config/h8300/h8300-protos.h,
2252 config/v850/v850.md, config/v850/predicates.md,
2253 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2254 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2255 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2256 config/mmix/mmix.h, config/mmix/predicates.md,
2257 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2258 config/mmix/mmix.c, config/mmix/mmix.opt,
2259 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2260 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2261 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2262 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2265 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2267 * emit-rtl.c (reset_used_decls): Rename to...
2268 (set_used_decls): ...this. Set the used flag rather than clearing it.
2269 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2270 DECL_RTLs rather than resetting them.
2272 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2274 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2276 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2278 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2279 argument to find_reloads_address.
2281 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2283 PR tree-optimization/32919
2284 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2285 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2286 (coalesce_ssa_name): Call it.
2288 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2289 David Ung <davidu@mips.com>
2291 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2292 (__mips16_unorddf2, __mips16_floatunsidf): New.
2293 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2295 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2297 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2299 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2300 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2301 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2302 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2303 * omp-low.c (get_ws_args_for, determine_parallel_type,
2304 expand_omp_for_generic, expand_omp_for_static_nochunk,
2305 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2306 Work with more precise CFG.
2307 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2308 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2310 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2311 * gimple-low.c (lower_stmt): Ditto.
2312 * tree-inline.c (estimate_num_insns_1): Ditto.
2313 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2314 (OMP_SECTIONS_SWITCH): New.
2315 * tree-cfgcleanup.c (cleanup_omp_return): New.
2316 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2317 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2318 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2319 (tree_redirect_edge_and_branch): Handle omp constructs.
2321 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2322 with three arguments.
2324 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2326 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2329 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2331 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2332 the loop structures may need fixing.
2333 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2335 (cleanup_tree_cfg_loop): Removed.
2336 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2337 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2338 instead of running cleanup_tree_cfg_loop.
2339 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2340 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2341 (tree_predictive_commoning): Declaration changed.
2342 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2344 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2346 * doc/invoke.texi (l1-cache-size): Update documentation.
2347 (l2-cache-size): Document.
2348 * params.h (L2_CACHE_SIZE): New macro.
2349 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2350 that L1_CACHE_SIZE is in kB now.
2351 (L2_CACHE_SIZE_BYTES): New macro.
2352 (tree_ssa_prefetch_arrays): Show size in kB.
2353 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2354 and l2_cache_size fields.
2355 * config/i386/driver-i386.c (describe_cache): Detect cache size
2357 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2358 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2359 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2360 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2361 (override_options): Set l1-cache-size and l2-cache-size to default
2362 values if not specified otherwise.
2363 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2364 (PARAM_L2_CACHE_SIZE): New.
2366 2007-08-01 Nigel Stephens <nigel@mips.com>
2367 David Ung <davidu@mips.com>
2368 Thiemo Seufer <ths@mips.com>
2369 Chris Dearman <chris@mips.com>
2370 Richard Sandiford <richard@codesourcery.com>
2372 * config.gcc (mips*-sde-elf*): New stanza.
2373 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2374 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2375 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2376 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2377 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2378 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2380 * config/mips/sde.h: New file.
2381 * config/mips/t-libgcc-mips16: Likewise.
2382 * config/mips/t-sde: Likewise.
2383 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2384 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2385 _MIPS_FPSET and _MIPS_SZINT.
2386 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2387 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2388 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2389 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2390 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2391 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2392 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2393 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2394 _MIPS_SZPTR and _MIPS_FPSET.
2395 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2396 architecture is specified.
2397 (MIPS_32BIT_OPTION_SPEC): New macro.
2399 2007-07-31 Dan Hipschman <dsh@google.com>
2401 * gcc.c (end_going_arg): New function.
2402 (do_spec_2): Use it.
2403 (do_spec_1): Use it.
2405 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2407 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2408 only if ENABLE_CHECKING is defined.
2410 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2412 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2413 df_ru_add_problem, df_ru_get_bb_info): Removed.
2414 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2415 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2416 df_ru_free_bb_info, df_ru_alloc,
2417 df_ru_bb_local_compute_process_def,
2418 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2419 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2420 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2421 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2422 df_ru_add_problem): Removed.
2424 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2427 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2428 (casesi32p, casesi64p): Likewise.
2429 (casesi): Adjust for above.
2431 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2433 * mode-switching.c (create_pre_exit): Don't search past calls.
2435 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2437 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2439 2007-07-31 Revital Eres <eres@il.ibm.com>
2441 * ddg.c (add_deps_for_def): Rename to...
2442 (add_cross_iteration_register_deps): This. Change implementation
2443 to use only reaching def and def-use chains to construct the
2444 inter loop dependencies.
2445 (add_deps_for_use): Remove function.
2446 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2447 function to build the inter loop dependencies.
2448 * modulo-sched.c (sms_schedule): Build only
2449 reaching def and def-use chains for the propose of the ddg
2452 2007-07-31 Julian Brown <julian@codesourcery.com>
2454 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2455 New define_insns. Use correct RTL.
2456 (vec_set<mode>): Write as expander.
2458 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2460 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2461 to an unallocated space.
2463 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2466 (split_constant_offset): Enable split_constant_offset to extract
2467 constants from other statements.
2468 * tree-vect-transform.c
2469 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2470 to a temp var. Force base_offset to be simple.
2472 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2474 * df-scan.c (df_scan_verify): Remove artificial limit on
2475 the number of blocks for verification.
2476 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2477 df_simulate_defs): Avoid unnecessary insn checking for defs.
2479 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2481 * config/m68k/lb1sf68.asm (FUNC): New macro.
2483 (__udivsi3): Likewise.
2484 (__divsi3): Likewise.
2485 (__umodsi3): Likewise.
2486 (__modsi3): Likewise.
2487 (__subdf3): Likewise.
2488 (__adddf3): Likewise.
2489 (__muldf3): Likewise.
2490 (__divdf3): Likewise.
2491 (__negdf2): Likewise.
2492 (__cmpdf2): Likewise.
2493 (__subsf3): Likewise.
2494 (__addsf3): Likewise.
2495 (__mulsf3): Likewise.
2496 (__divsf3): Likewise.
2497 (__negsf2): Likewise.
2498 (__cmpsf2): Likewise.
2499 (__eqdf2): Likewise.
2500 (__nedf2): Likewise.
2501 (__gtdf2): Likewise.
2502 (__gedf2): Likewise.
2503 (__ltdf2): Likewise.
2504 (__ledf2): Likewise.
2505 (__eqsf2): Likewise.
2506 (__nesf2): Likewise.
2507 (__gtsf2): Likewise.
2508 (__gesf2): Likewise.
2509 (__ltsf2): Likewise.
2510 (__lesf2): Likewise.
2512 2007-07-30 Ollie Wild <aaw@google.com>
2514 * c-ppoutput.c (print_lines_directives_only): New function.
2515 (scan_translation_unit_directives_only): New function.
2516 (preprocess_file): Add call to scan_translation_unit_directives_only.
2517 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2518 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2519 -fdirectives-only. Add errors for -fdirectives-only conflict with
2520 -Wunused-macros and -traditional.
2521 (finish_options): Add builtin macro initialization for
2522 -fdirectives-only + -fpreprocessed.
2523 * c.opt (fdirectives-only): New.
2524 * doc/cppopts.texi (fdirectives-only): New.
2526 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2528 * alias.c (record_set, memory_modified_1): Constify.
2529 * bt-load.c (note_btr_set): Likewise.
2530 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2531 * combine.c (set_nonzero_bits_and_sign_copies,
2532 expand_field_assignment, record_dead_and_set_regs_1,
2533 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2534 likely_spilled_retval_1): Likewise.
2535 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2536 frv_io_handle_set): Likewise.
2537 * config/mips/mips.c (mips_sim_record_set,
2538 vr4130_true_reg_dependence_p_1): Likewise.
2539 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2540 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2541 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2542 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2543 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2544 * ddg.c (mark_mem_store): Likewise.
2545 * df-problems.c (df_urec_mark_reg_change): Likewise.
2546 * function.c (update_epilogue_consts): Likewise.
2547 * gcse.c (record_set_info, record_last_set_info,
2548 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2549 reg_clear_last_set): Likewise.
2550 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2552 * jump.c (reversed_comparison_code_parts): Likewise.
2553 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2554 reg_is_set): Likewise.
2555 * loop-iv.c (mark_altered): Likewise.
2556 * mode-switching.c (reg_becomes_live): Likewise.
2557 * optabs.c (no_conflict_move_test): Likewise.
2558 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2560 * postreload.c (reload_combine_note_store, move2add_note_store):
2562 * regmove.c (flags_set_1): Likewise.
2563 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2565 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2567 * resource.c (update_live_status): Likewise.
2568 * rtl.h (set_of, note_stores): Likewise.
2569 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2570 note_stores, parms_set): Likewise.
2571 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2572 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2574 * var-tracking.c (count_stores, add_stores): Likewise.
2576 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2578 * alias.c (mems_in_disjoint_alias_sets_p,
2579 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2580 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2581 write_dependence_p, mems_in_disjoint_alias_sets_p,
2582 read_dependence, true_dependence, canon_true_dependence,
2583 anti_dependence, output_dependence): Constify.
2584 * combine.c (extended_count): Likewise.
2585 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2586 * cselib.c (get_value_hash, references_value_p,
2587 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2588 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2589 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2590 * function.c (contains, prologue_epilogue_contains,
2591 sibcall_epilogue_contains): Likewise.
2592 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2593 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2594 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2595 reg_or_subregno): Likewise.
2596 * recog.c (asm_noperands): Likewise.
2597 * reload1.c (function_invariant_p): Likewise.
2598 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2599 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2600 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2601 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2602 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2603 extended_count, prologue_epilogue_contains,
2604 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2605 canon_true_dependence, read_dependence, anti_dependence,
2606 output_dependence): Likewise.
2607 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2609 2007-07-30 Julian Brown <julian@codesourcery.com>
2611 * config/arm/neon.md (V_ext): New mode attribute.
2612 (neon_vget_lane<mode>): Replace with define_expand.
2613 (neon_vget_lane<mode>_sext_internal)
2614 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2615 and quad precision vectors.
2616 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2617 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2618 have typeless 32-bit result.
2620 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2623 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2625 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2626 use sizetype for rest.
2627 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2628 (aff_combination_convert): Don't convert rest for pointer types.
2630 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2632 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2634 * tree-ssa-alias.c: Add alloc-pool.h.
2635 (init_alias_info): Free alias_bitmap_obstack.
2636 (delete_alias_info): Call delete_mem_ref_stats.
2637 (get_mem_sym_stats_for): Use alloc_pool.
2638 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2639 (delete_mem_sym_stats): Removed.
2641 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2643 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2644 functions cannot be represented as classical distance vectors.
2646 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2648 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2649 * builtins.c (validate_arg, builtin_mathfn_code,
2650 validate_arglist): Likewise.
2651 * calls.c (call_expr_flags): Likewise.
2652 * combine.c (reg_nonzero_bits_for_combine,
2653 reg_num_sign_bit_copies_for_combine, get_last_value,
2654 reg_truncated_to_mode): Likewise.
2655 * emit-rtl.c (subreg_lowpart_p): Likewise.
2656 * expr.c (highest_pow2_factor_for_target,
2657 categorize_ctor_elements_1, categorize_ctor_elements,
2658 count_type_elements, contains_packed_reference,
2659 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2660 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2661 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2662 native_encode_int, native_encode_real, native_encode_complex,
2663 native_encode_vector, native_encode_expr, native_interpret_int,
2664 native_interpret_real, native_interpret_complex,
2665 native_interpret_vector, native_interpret_expr): Likewise.
2666 * function.c (use_register_for_decl): Likewise.
2667 * gimplify.c (get_name): Likewise.
2668 * langhooks-def.h (lhd_return_null_const_tree): New.
2669 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2670 * langhooks.c (lhd_return_null_const_tree): New.
2671 * langhooks.h (lang_get_callee_fndecl): Constify.
2672 * output.h (constructor_static_from_elts_p): Likewise.
2673 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2674 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2675 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2676 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2677 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2678 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2679 * rtlhooks-def.h (reg_nonzero_bits_general,
2680 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2682 * rtlhooks.c (reg_num_sign_bit_copies_general,
2683 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2685 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2686 * stor-layout.c (mode_for_size_tree): Likewise.
2687 * tree-ssa-loop-im.c (memref_eq): Likewise.
2688 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2689 * tree.c (contains_placeholder_p, type_list_equal,
2690 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2692 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2693 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2694 contains_placeholder_p, contains_packed_reference,
2695 get_callee_fndecl, operand_equal_for_phi_arg_p,
2696 warn_if_unused_value, is_body_block, native_encode_expr,
2697 native_interpret_expr, fold_convertible_p, operand_equal_p,
2698 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2699 validate_arglist, simple_cst_equal, type_list_equal,
2700 use_register_for_decl, call_expr_flags, get_name,
2701 highest_pow2_factor): Likewise.
2702 (const_call_expr_arg_iterator_d,
2703 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2704 first_const_call_expr_arg, more_const_call_expr_args_p,
2705 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2706 * varasm.c (constructor_static_from_elts_p): Constify.
2708 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2710 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2711 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2712 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2713 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2714 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2715 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2716 spelling conventions.
2717 * doc/invoke.texi: Follow spelling conventions.
2719 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2720 Revital Eres <eres@il.ibm.com>
2722 * modulo-sched.c (sms_schedule): Avoid loops which includes
2723 auto-increment instructions.
2725 2007-07-28 Richard Guenther <rguenther@suse.de>
2728 * fold-const.c (fold_cond_expr_with_comparison): Convert
2729 operand zero of MIN/MAX_EXPR to correct type.
2731 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2733 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2734 flags_from_decl_or_type): Constify.
2735 * gcc.c (do_spec_1): Likewise.
2736 * print-tree.c (dump_addr, print_node_brief): Likewise.
2737 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2738 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2739 tree_purge_all_dead_eh_edges): Likewise.
2740 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2741 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2743 * tree.c (expr_location, expr_has_location, expr_locus,
2744 expr_filename, expr_lineno, get_inner_array_type,
2745 fields_compatible_p): Likewise.
2746 * tree.h (get_inner_array_type, fields_compatible_p,
2747 expr_location, expr_has_location, expr_locus, expr_filename,
2748 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2749 setjmp_call_p, alloca_call_p): Likewise.
2751 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2753 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2754 TV_FLOW_INSENSITIVE.
2756 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2758 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2759 (compute_flow_insensitive_aliasing): Ditto for
2760 TV_FLOW_INSENSITIVE.
2762 2007-07-27 Jan Hubicka <jh@suse.cz>
2764 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2767 * attribs.c: Include hashtab.h
2768 (attribute_hash): New.
2769 (substring): New structure.
2770 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2772 (init_attributes): Initialize attribute hash.
2773 (decl_attributes): Use attribute hash.
2774 * Makefile.in (attribs.c): Depend on hashtab.h.
2776 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2778 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2780 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2782 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2783 __mips_dspr2 and __mips_dsp_rev macros.
2784 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2786 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2788 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2790 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2794 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2795 and the updating of the live and do_not_gen sets.
2796 (df_note_bb_compute): Added updating of live and do_not_gen sets
2797 for regular defs so that the case of clobber inside conditional
2798 call is processed correctly.
2800 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2802 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2803 operands with compatible type.
2805 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2807 * expr.h (store_bit_field): Don't return a value.
2808 * expmed.c (check_predicate_volatile_ok): New function.
2809 (store_bit_field_1): New function, extracted from store_bit_field.
2810 Take a fallback_p argument and return true if the operation succeeded.
2811 Only use store_fixed_bit_field if fallback_p. Don't recompute
2812 mode_for_extraction; use op_mode instead. Try forcing memories
2813 into registers if the insv expander fails.
2814 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2815 Don't return a value.
2816 (convert_extracted_bit_field): New function, extracted from
2818 (extract_bit_field_1): Likewise. Take a fallback_p argument
2819 and return NULL if the operation succeeded. Only use
2820 extract_fixed_bit_field if fallback_p. Only calculate one
2821 extraction mode. Combine code for extv and extzv. Try forcing
2822 memories into registers if the ext(z)v expander fails.
2823 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2825 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2827 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2829 (df_ref): Likewise. Put regno with other integer fields.
2831 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2833 * df.h (df_mw_hardreg): Remove "loc" field.
2834 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2836 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2837 split out from df_set_unused_notes_for_mw. Return false for
2838 partial references. Assert that mw_reg is a REG when returning true.
2839 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2840 (df_whole_mw_reg_dead_p): New function, split out from
2841 df_set_dead_notes_for_mw. Return false for partial references.
2842 Assert that mw_reg is a REG when returning true.
2843 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2844 Remove redundant bitmap check.
2846 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2848 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2849 ($(T)crtend.o): Likwise.
2850 ($(T)crtbeginS.o): Likwise.
2851 ($(T)crtendS.o): Likwise.
2852 ($(T)crtfastmath.o): Likwise.
2854 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2856 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2857 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2858 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2859 and x_n_bbs_in_dom_tree fields.
2861 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2863 PR tree-optimization/32087
2864 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2865 Do not call scale_bbs_frequencies_int with prob of zero.
2867 2007-07-26 Julian Brown <julian@codesourcery.com>
2869 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2870 (neon_element_bits): Add prototypes.
2871 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2872 (neon_const_bounds, neon_element_bits): New functions.
2873 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2874 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2875 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2876 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2877 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2878 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2879 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2880 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2881 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2882 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2883 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2884 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2885 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2887 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2889 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2890 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2892 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2893 Julian Brown <julian@codesourcery.com>
2895 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2896 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2897 * config/arm/cortex-a8.md: New.
2898 * config/arm/cortex-a8-neon.md: New.
2899 * config/arm/neon-schedgen.ml: New.
2900 * config/arm/neon.md (vqh_mnem): New.
2902 (Is_float_mode): New.
2903 (Scalar_mul_8_16): New.
2905 (V_mode_nunits): New.
2906 (All instruction patterns): Annotate with neon_type attribute
2908 * config/arm/arm.md: Include cortex-a8.md.
2909 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2911 Annotate instruction patterns accordingly.
2912 (generic_sched): Do not use generic scheduling for Cortex-A8.
2913 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2915 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2917 * fold-const.c (fold_read_from_constant_string): Use
2919 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2921 2007-07-26 Nick Clifton <nickc@redhat.com>
2923 * tree-ssa-operands.h: Change copyright header to refer to version
2924 3 of the GNU General Public License and to point readers at the
2925 COPYING3 file and the FSF's license web page.
2926 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2927 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2928 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2929 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2930 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2931 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2932 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2933 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2934 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2935 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2936 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2937 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2938 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2939 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2940 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2941 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2942 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2943 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2944 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2945 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2946 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2947 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2948 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2949 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2950 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2951 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2952 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2953 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2954 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2955 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2956 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2957 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2958 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2959 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2960 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2961 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2962 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2963 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2964 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2965 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2966 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2967 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2968 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2969 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2970 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2971 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2972 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2973 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2974 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2975 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2976 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2977 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2978 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2979 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2980 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2981 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2982 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2983 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2984 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2985 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2986 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2987 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2988 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2989 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2990 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2991 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2992 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
2993 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
2994 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
2995 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
2996 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
2997 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
2998 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
2999 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3000 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3001 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3002 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3003 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3004 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3005 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3006 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3007 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3008 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3009 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3010 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3011 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3012 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3013 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3014 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3015 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3016 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3017 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3018 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3019 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3020 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3021 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3022 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3023 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3024 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3025 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3026 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3027 convert.c, convert.h, langhooks-def.h, reload1.c,
3028 tree-ssa-operands.c: Likewise.
3030 2007-07-26 Jan Hubicka <jh@suse.cz>
3032 * tree-ssa-live.c: Include debug.h and flags.h.
3033 (mark_scope_block_unused): New function.
3034 (remove_unused_scope_block_p): New function.
3035 (remove_unused_locals): Remove unused blocks too.
3037 2007-07-25 Ian Lance Taylor <iant@google.com>
3039 * combine.c (combine_max_regno): Remove. Remove all uses.
3040 (struct reg_stat_struct): Rename from struct reg_stat.
3041 (reg_stat_type): Define, and declare VECs.
3042 (reg_stat): Change from pointer to VEC. Change all uses.
3043 (combine_split_insns): New static function.
3044 (try_combine, find_split_point): Call it instead of split_insns.
3046 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3048 * cfghooks.c (split_block): Fix the information about loop latch.
3050 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3052 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3054 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3056 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3057 Scan the new edge for loop exit info.
3059 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3061 * config/darwin.c: Include debug.h.
3063 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3066 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3068 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3070 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3071 (HARD_REGNO_MODE_OK): Ditto.
3072 (MODES_TIEABLE_P): Ditto.
3073 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3074 (CLASS_MAX_NREGS): Ditto.
3075 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3076 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3077 (divdf3_internal_thr): Removed.
3078 * config/ia64/div.md: New file.
3079 * config/ia64/constraints.md: Add H constraint.
3081 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3083 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3084 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3085 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3086 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3087 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3088 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3089 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3090 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3091 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3092 dump_sbitmap_file, debug_sbitmap, popcount_table,
3093 sbitmap_popcount): Constify.
3094 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3095 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3096 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3097 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3098 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3099 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3100 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3101 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3102 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3103 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3104 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3106 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3109 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3110 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3111 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3112 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3113 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3114 bitmap_intersect_p, bitmap_intersect_compl_p,
3115 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3116 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3118 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3119 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3120 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3121 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3122 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3123 debug_bitmap, debug_bitmap_file, bitmap_print,
3124 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3125 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3127 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3129 * config/darwin.c (darwin_override_options): Additional fix for
3130 debug info formats that don't support var tracking.
3132 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3134 * cselib.c (entry_and_rtx_equal_p): Constify.
3135 * gengtype.c (output_mangled_typename, write_types, write_local):
3137 * gengtype.h (const_type_p): New.
3138 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3140 * tlink.c (scan_linker_output): De-constify.
3141 * tree-ssa-loop-im.c (memref_eq): Constify.
3142 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3143 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3145 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3147 * c-common.c (fname_as_string, c_type_hash): Constify.
3148 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3149 * cgraph.c (edge_hash, edge_eq): Likewise.
3150 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3151 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3152 reg_attrs_htab_eq): Likewise.
3153 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3155 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3156 const_decl_t, const_state_t, const_automata_list_el_t): New.
3157 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3158 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3159 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3160 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3161 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3162 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3163 compare_max_occ_cycle_nums, out_state_arcs_num,
3164 compare_transition_els_num, units_cmp, state_reservs_cmp):
3166 * genmodes.c (cmp_modes): Likewise.
3167 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3168 * gimplify.c (compare_case_labels): Likewise.
3169 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3170 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3171 * matrix-reorg.c (mtt_info_hash): Likewise.
3172 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3173 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3174 (htab_hash_bucket, htab_hash_elem): Constify.
3175 * tree-browser.c (TB_parent_eq): Likewise.
3176 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3177 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3178 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3179 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3181 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3182 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3183 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3184 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3185 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3187 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3188 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3189 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3190 * tree-ssa-threadupdate.c (redirection_data_hash,
3191 redirection_data_eq): Likewise.
3192 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3193 * tree-ssa.c (var_ann_eq): Likewise.
3194 * tree-vrp.c (compare_case_labels): Likewise.
3195 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3196 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3197 tree_not_check_failed, tree_class_check_failed,
3198 tree_range_check_failed, tree_not_class_check_failed,
3199 omp_clause_check_failed, omp_clause_range_check_failed,
3200 tree_contains_struct_check_failed, tree_operand_check_failed):
3202 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3203 tree_not_check_failed, tree_class_check_failed,
3204 tree_range_check_failed, tree_not_class_check_failed,
3205 tree_operand_check_failed, omp_clause_operand_check_failed,
3206 tree_operand_length): Likewise.
3207 * var-tracking.c (const_variable): New.
3208 (variable_htab_hash, variable_htab_eq): Constify.
3209 * varasm.c (const_desc_hash): Likewise.
3211 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3213 * expr.c (handled_component_p): Constify.
3214 * fold-const.c (fit_double_type): Likewise.
3215 * real.h (real_value_from_int_cst): Likewise.
3216 * tree-flow-inline.h (gimple_in_ssa_p,
3217 gimple_aliases_computed_p, gimple_addressable_vars,
3218 gimple_call_clobbered_vars, gimple_referenced_vars,
3219 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3220 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3221 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3222 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3223 is_label_stmt, is_global_var, phi_ssa_name_p,
3224 factoring_name_p, is_call_clobbered, tree_common_ann,
3225 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3226 unmodifiable_var_p, array_ref_contains_indirect_ref,
3227 ref_contains_array_ref, lookup_subvars_for_var,
3228 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3229 gimple_mem_ref_stats): Likewise.
3230 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3231 may_aliases, is_exec_stmt, is_label_stmt,
3232 ref_contains_array_ref, array_ref_contains_indirect_ref,
3233 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3234 unmodifiable_var_p): Likewise.
3235 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3236 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3237 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3238 cst_and_fits_in_hwi, real_value_from_int_cst,
3239 build_real_from_int_cst, integer_zerop, integer_onep,
3240 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3241 tree_floor_log2, real_zerop, real_onep, real_twop,
3242 real_minus_onep, really_constant_p, purpose_member, chain_member,
3243 list_length, fields_length, int_size_in_bytes, bit_position,
3244 int_bit_position, byte_position, int_byte_position, expr_align,
3245 array_type_nelts, tree_node_structure,
3246 type_contains_placeholder_1, iterative_hash_pointer,
3247 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3248 tree_map_base_eq, type_hash_list, type_hash_eq,
3249 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3250 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3251 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3252 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3253 int_fits_type_p, get_containing_scope, decl_function_context,
3254 decl_type_context, omp_clause_operand_check_failed,
3255 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3256 * tree.h (omp_clause_operand_check_failed, tree_size,
3257 build_real_from_int_cst, array_type_nelts, purpose_member,
3258 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3259 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3260 is_attribute_p, check_qualified_type, expr_align,
3261 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3262 int_byte_position, list_length, fields_length, initializer_zerop,
3263 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3264 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3265 tree_node_structure, handled_component_p, get_containing_scope,
3266 decl_function_context, decl_type_context, real_zerop,
3267 type_num_arguments, fit_double_type, really_constant_p,
3268 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3269 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3270 real_twop, real_minus_onep, int_cst_value): Likewise.
3272 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3274 * cfglayout.c (insn_scope, insn_line): Constify.
3275 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3276 const_double_htab_hash, const_double_htab_eq,
3277 mem_attrs_htab_hash): Likewise.
3278 * loop-iv.c (biv_eq): Likewise.
3279 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3280 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3281 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3283 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3284 error_for_asm, warning_for_asm, _fatal_insn,
3285 _fatal_insn_not_found): Likewise.
3286 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3287 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3288 rtl_check_failed_type2, rtl_check_failed_code1,
3289 rtl_check_failed_code2, rtl_check_failed_code_mode,
3290 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3291 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3292 rtl_check_failed_type2, rtl_check_failed_code1,
3293 rtl_check_failed_code2, rtl_check_failed_code_mode,
3294 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3295 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3296 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3297 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3298 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3299 rtx_unstable_p, get_integer_term, get_related_value,
3300 offset_within_block_p, reg_mentioned_p, count_occurrences,
3301 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3302 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3303 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3304 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3305 find_constant_src, find_reg_fusage, find_regno_fusage,
3306 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3307 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3308 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3309 computed_jump_p, auto_inc_p, in_expr_list_p,
3310 remove_node_from_expr_list, loc_mentioned_in_p,
3311 label_is_jump_target_p, reversed_comparison_code_parts,
3312 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3313 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3314 print_inline_rtx): Likewise.
3315 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3316 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3317 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3318 get_integer_term, get_related_value, offset_within_block_p,
3319 count_occurrences, reg_mentioned_p, no_labels_between_p,
3320 reg_used_between_p, reg_referenced_p, single_set_2,
3321 multiple_sets, set_noop_p, refers_to_regno_p,
3322 reg_overlap_mentioned_p, dead_or_set_p,
3323 covers_regno_no_parallel_p, covers_regno_p,
3324 dead_or_set_regno_p, find_reg_note, find_regno_note,
3325 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3326 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3327 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3328 side_effects_p, may_trap_p_1, may_trap_p,
3329 may_trap_after_code_motion_p, may_trap_or_fault_p,
3330 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3331 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3332 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3333 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3334 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3336 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3337 warning_for_asm): Likewise.
3338 * tree.h (print_rtl): Likewise.
3339 * varasm.c (get_pool_mode): Likewise.
3341 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3343 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3344 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3345 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3346 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3347 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3348 * ddg.c (compare_sccs): Likewise.
3349 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3350 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3351 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3352 decimal_do_fix_trunc, decimal_real_to_integer,
3353 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3354 * dse.c (const_group_info_t): New.
3355 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3356 * dwarf2out.c (const_dw_die_ref): New.
3357 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3358 * tree-browser.c (TB_parent_eq): Likewise.
3359 * unwind-dw2-fde.c (__register_frame_info_bases,
3360 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3361 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3363 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3364 * unwind-dw2.c (uw_frame_state_for): Likewise.
3365 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3366 * value-prof.h (const_histogram_value): New.
3368 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3370 * config/mips/mips.c (machine_function): Add
3371 initialized_mips16_gp_pseudo_p.
3372 (mips16_gp_pseudo_reg): Do not emit the initialization of
3373 mips16_gp_pseudo_rtx when being called from the gimple cost-
3374 calculation routines; emit it on the first use outside those
3377 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3382 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3383 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3384 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3385 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3386 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3387 Preserve const-ness of parameters through use of __typeof(),
3388 also constify and tidy.
3390 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3391 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3392 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3393 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3394 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3395 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3396 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3397 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3398 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3400 2007-07-25 Julian Brown <julian@codesourcery.com>
3401 Mark Shinwell <shinwell@codesourcery.com>
3403 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3404 (alpha_mangle_type): This.
3405 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3406 (TARGET_MANGLE_TYPE): Define this instead.
3407 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3408 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3409 (arm_init_neon_builtins): Fix comment.
3410 (arm_mangle_map_entry): New.
3411 (arm_mangle_map): New.
3412 (arm_mangle_type): New.
3413 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3414 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3415 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3416 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3417 (TARGET_MANGLE_TYPE): Define this instead.
3418 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3419 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3420 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3421 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3422 (TARGET_MANGLE_TYPE): Define this instead.
3423 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3425 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3426 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3427 (TARGET_MANGLE_TYPE): Define this instead.
3428 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3429 (s390_mangle_type): This.
3430 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3431 (TARGET_MANGLE_TYPE): Define this instead.
3432 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3433 (sparc_mangle_type): This.
3434 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3435 (TARGET_MANGLE_TYPE): Define this instead.
3436 * cp/mangle.c (write_type): Call mangle_type target hook on all
3437 types before mangling. Use original type, not main variant, as
3439 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3440 (TARGET_MANGLE_TYPE): This.
3441 * target.h (gcc_target): Rename mangle_fundamental_type to
3443 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3444 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3446 2007-07-25 Julian Brown <julian@codesourcery.com>
3447 Paul Brook <paul@codesourcery.com>
3448 Joseph Myers <joseph@codesourcery.com>
3449 Mark Shinwell <shinwell@codesourcery.com>
3451 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3452 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3453 (with_fpu): Allow --with-fpu=neon.
3454 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3455 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3456 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3457 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3458 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3459 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3460 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3461 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3462 (output_move_neon): Add prototypes.
3463 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3464 (all_fpus): Add FPUTYPE_NEON.
3465 (fp_model_for_fpu): Add NEON field.
3466 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3467 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3469 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3471 (thumb2_legitimate_address_p): Likewise.
3472 (neon_valid_immediate): Recognize and prepare constants suitable for
3474 (neon_immediate_valid_for_move): New function. Recognize and prepare
3475 immediates for NEON move instructions.
3476 (neon_immediate_valid_for_logic): New function. Recognize and
3477 prepare immediates for NEON logic instructions.
3478 (neon_output_logic_immediate): New function. Create asm string
3479 suitable for outputting immediate logic instructions.
3480 (neon_pairwise_reduce): New function. Implement reduction using
3481 pairwise operations.
3482 (neon_expand_vector_init): New function. Expand a (possibly
3483 non-constant) vector initialization.
3484 (neon_vector_mem_operand): New function. Memory operands supported
3485 for quad-word loads/stores to/from ARM or NEON registers. Don't
3486 allow base+offset addressing for core regs.
3487 (neon_struct_mem_operand): New function. Valid mems for NEON
3489 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3490 from neon_vector_mem_operand addresses without a secondary register.
3491 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3492 (add_minipool_backward_ref): Likewise.
3493 (dump_minipool): Likewise.
3494 (push_minipool_fix): Likewise.
3495 (output_move_quad): New function. Output quad-word moves, loads and
3496 stores using ARM registers.
3497 (output_move_vfp): Add support for vectors in VFP (NEON) D
3499 (output_move_neon): Output a NEON load/store to/from a quadword
3501 (arm_print_operand): Implement new codes:
3502 - 'c' for unadorned integers (without a # sign).
3503 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3505 - 'e', 'f' for the low and high D parts of a NEON Q register.
3506 - 'q' outputs a NEON Q register.
3507 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3508 - 'T' prints NEON opcode features from a coded bitmask.
3509 - 'F' is similar to T, but signed/unsigned codes both print as
3511 - 't' is similar to T, but 'u' is printed instead of 'p'.
3512 - 'O' prints 'r' if NEON instruction should perform rounding (as
3513 specified by bitmask), else prints nothing.
3514 - '#' is a punctuation character to stop operand numbers from
3515 running together with following digits in the assembler
3516 strings for instructions (when using mode attributes).
3517 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3518 constant vectors in big-endian mode, where necessary.
3519 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3520 Handle EI, OI, CI, XI modes.
3521 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3522 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3523 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3524 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3525 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3527 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3528 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3529 to turn v8qi, etc. into bits defined above.
3530 (neon_itype): New enumeration. Classifications of NEON builtins.
3531 (neon_builtin_datum): Define struct. Contains information about
3532 a single builtin (with multiple modes).
3533 (CF): Define helper macro for...
3534 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3536 (neon_builtin_data): New array. Define information about builtins
3537 for use during initialization/expansion.
3538 (arm_init_neon_builtins): New function.
3539 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3541 (neon_builtin_compare): New function.
3542 (locate_neon_builtin_icode): New function. Find an insn code for a
3543 builtin given a function code for that builtin. Also return type of
3544 builtin (NEON_BINOP, NEON_UNOP etc.).
3545 (builtin_arg): New enumeration. Types of arguments for builtins.
3546 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3547 Takes a variable argument list of builtin_arg types, terminated by
3549 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3550 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3551 (neon_emit_pair_result_insn): New function. Support returning pairs
3552 of vectors via a pointer.
3553 (neon_disambiguate_copy): New function. Set up operands for a
3554 multi-word copy such that registers do not get clobbered.
3555 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3556 ARM_BUILTIN_NEON_BASE.
3557 (arm_file_start): Set float-abi attribute for NEON.
3558 (arm_vector_mode_supported_p): Enable NEON vector modes.
3559 (arm_mangle_map_entry): New.
3560 (arm_mangle_map): New.
3561 (arm_mangle_vector_type): New.
3562 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3564 (TARGET_NEON): New macro. Target supports NEON.
3565 (fputype): Add FPUTYPE_NEON.
3566 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3567 for vectorization based on command-line arg.
3568 (NEON_REGNO_OK_FOR_NREGS): Define.
3569 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3570 (VALID_NEON_STRUCT_MODE): Define.
3571 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3572 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3573 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3574 (consttable_16): Add pattern for outputting 16-byte minipool
3576 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3578 (vec-common.md, neon.md): Include md files.
3579 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3580 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3581 (memory_constraint "Ut", "Un", "Us"): Define.
3582 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3583 (MMX_char): New mode attribute.
3584 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3585 (*add<mode>3_iwmmxt): New insn pattern.
3586 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3587 (*sub<mode>3_iwmmxt): New insn pattern.
3588 (mulv4hi3): Rename to...
3589 (*mulv4hi3_iwmmxt): This.
3590 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3591 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3592 (uminv4hi3, uminv2si3): Remove. Replace with...
3593 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3594 (*umin<mode>3_iwmmxt): These.
3595 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3596 (ashr<mode>3_iwmmxt): This new pattern.
3597 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3598 (lshr<mode>3_iwmmxt): This new pattern.
3599 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3600 (ashl<mode>3_iwmmxt): This new pattern.
3601 * config/arm/neon-docgen.ml: New file. Generate documentation for
3603 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3604 * config/arm/arm_neon.h: New (autogenerated).
3605 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3607 * config/arm/neon.md: New file. Define NEON instructions.
3608 * config/arm/neon.ml: New file. Abstract description of NEON
3609 instructions, used to generate arm_neon.h header, documentation and
3611 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3612 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3614 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3616 (ARM NEON Intrinsics): New subsection.
3617 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3619 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3621 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3624 2007-07-24 Jan Hubicka <jh@suse.cz>
3626 * regclass.c (move_table): New type.
3627 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3628 (init_move_cost): Break out from ...
3629 (init_reg_sets_1): ... here; simplify computation of
3630 have_regs-of_mode and contains_reg_of_mode.
3631 (record_reg_classes): Unswitch internal loops.
3632 (copy_cost): Trigger lazy initialization of move cost
3633 (record_address_regs): Likewise.
3635 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3637 * config/darwin.c (darwin_override_options): Don't force on
3638 flag_var_tracking_uninit when no debug info is requested.
3640 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3642 * cfgloop.c (init_loops_structure): New function.
3643 (flow_loops_find): Create root of the loop tree unconditionally.
3645 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3647 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3649 2007-07-24 Jan Hubicka <jh@suse.cz>
3651 * caller-save.c: Include ggc.h, gt-caller-save.h
3652 (reg_save_code, reg_restore_code): Rename to ...
3653 (cached_reg_save_code, cached_reg_restore_code): ... those.
3654 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3655 (reg_save_code, reg_restore_code): New functions.
3656 (init_caller_save): Do not intialize
3657 reg_save_code/reg_restore_code tables.
3658 * Makefile.in: (gt-caller-save.h): New.
3660 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3662 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3663 with the mode of the original operand instead of
3666 2007-07-23 Jan Hubicka <jH@suse.cz>
3668 * i386.c (ix86_secondary_memory_needed): Break out to...
3669 (inline_secondary_memory_needed): ... here.
3670 (ix86_memory_move_cost): Break out to ...
3671 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3672 maximum of input and output; fix handling of Q_REGS on 64bit.
3673 (ix86_secondary_memory_needed): Microoptimize.
3675 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3677 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3678 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3679 stmts_from_loop, known_dependences_p, build_rdg): New.
3680 * tree-data-ref.h: Depends on graphds.h.
3681 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3682 (build_rdg): Declared.
3683 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3685 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3687 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3690 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3691 Jakub Jelinek <jakub@redhat.com>
3693 PR middle-end/PR28690
3694 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3695 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3696 and MEM_POINTER operands over REG and MEM operands.
3697 (swap_commutative_operands_p): Change return value to bool.
3698 * rtl.h: Update the corresponding prototype.
3699 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3700 instead of gen_rtx_PLUS.
3701 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3702 value to bool. Change function arguments to rtx's and update code
3704 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3705 calls to match the new declaration.
3706 * simplify-rtx.c (simplify_associative_operation): Don't
3707 reorder simplify_binary_operation arguments.
3709 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3711 * config/mips/mips.c (override_options): Use mips_costs to derive
3712 the default branch cost.
3713 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3715 * config/mips/mips.opt (mbranch-cost=): New option.
3716 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3718 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3720 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3721 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3722 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3723 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3725 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3727 * config/mips/constraints.md (ks): New constraint.
3728 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3729 (*add<mode>3_mips16): ...here.
3731 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3733 * optabs.h (enum optab_index): Add new OTI_signbit.
3734 (signbit_optab): Define corresponding macro.
3735 (enum insn_code signbit_optab[]): Remove array.
3736 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3737 (expand_copysign_absneg): If back end provides signbit insn, use it
3738 instead of bit operations on floating point argument.
3739 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3740 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3741 availability of signbit insn.
3743 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3744 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3745 SSE mode is not active.
3746 (isinf<mode>2): Disable for mfpmath=sse,387.
3748 2007-07-22 Ben Elliston <bje@au.ibm.com>
3750 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3752 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3754 2007-07-20 Richard Guenther <rguenther@suse.de>
3756 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3757 integral typed condition.
3758 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3759 booleanness. Only preserve conversions from a non-base
3760 type to a base type, not in general between types with
3761 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3762 * tree.def (COND_EXPR): Document that the condition
3763 can be of any integral type.
3765 2007-07-20 Nigel Stephens <nigel@mips.com>
3766 Richard Sandiford <richard@codesourcery.com>
3768 * config/mips/mips.h (mips_dwarf_regno): Declare.
3769 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3770 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3771 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3772 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3773 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3774 (REG_CLASS_NAMES): Update accordingly.
3775 * config/mips/mips.c (mips_dwarf_regno): New array.
3776 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3777 (mips_subword): Remove special handling for accumulator registers.
3778 (override_options): Initiailize mips_dwarf_regno. Remove use
3780 (mips_swap_registers): New function.
3781 (mips_conditional_register_usage): Swap accumulator registers
3782 around if TARGET_LITTLE_ENDIAN.
3783 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3784 * config/mips/constraints.md (h, l): Use the endianness to choose
3785 between MD0_REG and MD1_REG.
3786 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3787 alternative-dependent template.
3789 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3791 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3794 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3796 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3797 predecessor fallthru flags.
3799 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3801 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3802 of compare to the same type.
3803 * cfgloopmanip.c (add_loop): Update information about loop exits.
3804 (loop_version): Remove the innermost loop requirement.
3805 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3806 to sizetype for pointers.
3808 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3810 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3811 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3812 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3814 * config/dfp-bit.c: Empty for TFmode conversions.
3816 2007-07-18 Caroline Tice <ctice@apple.com>
3818 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3819 and handle them correctly; check that src is not NULL before
3821 (find_src_set_src): Likewise.
3823 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3825 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3826 (struct alignment_context, init_alignment_context): New.
3827 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3828 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3829 (XCHAL_HAVE_S32C1I): Likewise.
3830 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3831 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3832 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3833 (ATOMIC, HQI): New macros.
3834 (memory_barrier, *memory_barrier): New.
3835 (sync_lock_releasesi): New.
3836 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3837 (sync_lock_test_and_set<mode>): New.
3838 (sync_<atomic><mode>): New.
3839 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3840 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3841 (xtensa_expand_atomic): New.
3843 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3847 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3848 transformation for builtin ISNORMAL.
3849 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3850 * builtins.def (BUILT_IN_ISNORMAL): New.
3851 * doc/extend.texi: Document isnormal.
3853 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3858 optabs infrastructure. Provide generic implementation for
3860 (expand_builtin): Handle FINITE/ISFINITE.
3861 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3862 (fold_builtin_1): Likewise.
3864 * builtins.def (BUILT_IN_ISFINITE): New.
3866 * doc/extend.texi: Document isfinite.
3868 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3874 generic fallback for isinf.
3875 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3876 calculation code ...
3877 * real.c (get_max_float): ... to here.
3878 * real.h (get_max_float): New.
3880 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * builtin-attrs.def (ATTR_TYPEGENERIC,
3885 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3887 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3888 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3889 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3890 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3892 * c-common.c (handle_type_generic_attribute): New.
3893 (c_common_attribute_table): Add "type generic".
3895 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3897 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3899 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3900 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3903 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3906 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3907 checking that the operand is an expression.
3909 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3910 Danny Smith <dannysmith@users.sourceforge.net>
3913 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3914 file mapping object in local namespace if Windows version later
3917 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3919 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3920 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3921 arm_cannot_force_const_mem.
3922 (arm_cannot_force_const_mem): New function.
3923 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3924 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3925 of arm_tls_referenced_p.
3926 * config/arm/arm.md (movsi): Split out-of-section constants when
3927 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3928 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3930 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3932 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3934 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3936 * config/mips/mips.md (*extendqihi2): Convert the destination
3939 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3941 * config/pa/fptr.c: Update license header.
3942 * config/pa/milli64.S: Likewise.
3944 2007-07-17 Nick Clifton <nickc@redhat.com>
3946 * COPYING_v3: New file. Contains version 3 of the GNU General
3948 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3949 Lesser General Public License.
3950 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3951 the GNU General Public License.
3953 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3955 PR rtl-optimization/32773
3956 * cfglayout.c (force_one_exit_fallthru): New function.
3957 (cfg_layout_finalize): Use it.
3959 2007-07-16 Richard Guenther <rguenther@suse.de>
3960 Uros Bizjak <ubizjak@gmail.com>
3962 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3963 before forcing it to gimple operand.
3965 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3966 David Ung <davidu@mips.com>
3968 * config/mips/mips.h (TUNE_24K): Define.
3969 (TUNE_MACC_CHAINS): Add TUNE_24K.
3970 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3972 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3973 (r74k_int_madd): .. this new reservation.
3974 (define_bypass): Fixed bypasses for r74k_int_madd to use
3976 * config/mips/24k.md (define_bypass): Define new
3977 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3979 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3980 Nigel Stephens <nigel@mips.com>
3982 * config/mips/mips.md: Include 20kc.md.
3983 * config/mips/20kc.md: New file.
3984 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3985 (mips_adjust_cost): Tweak for 20Kc.
3986 (mips_issue_rate): Likewise.
3987 * config/mips/mips.h (TUNE_20KC): Define.
3989 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3991 * config/rs6000/rs6000.c (struct processor_cost): Add
3992 cache_line_size, l1_cache_lines, and simultaneous_prefetches
3994 (*_cost): Add cache information.
3995 (rs6000_override_options): Set cache parameters.
3997 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4000 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4001 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4003 2007-07-16 Paul Brook <paul@codesourcery.com>
4006 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4007 (cirrus_thumb2_movsi_insn): Ditto.
4009 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4011 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4014 2007-07-15 Andrew Haley <aph@redhat.com>
4016 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4017 before looking in the context.
4019 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4023 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4024 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4025 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4026 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4027 to generate .CALLINFO statement.
4028 (hppa_expand_prologue): Set rp_saved.
4029 (hppa_expand_epilogue): Use rp_saved.
4030 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4031 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4033 2007-07-14 Dirk Mueller <dmueller@suse.de>
4035 * omega.c (coalesce): Fix memory leak on early exit.
4036 * matrix-reorg.c (check_allocation_function): Likewise.
4037 * tree-vect-transform.c (vect_get_new_vect_var): free result
4039 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4040 pass pointer to edge vector
4041 (partition_hot_cold_basic_blocks): Fix memory leak.
4042 * collect2.c (prefix_from_string): Free temporary storage.
4043 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4045 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4047 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4048 (DO_GLOBAL_DTORS_BODY): Likewise.
4050 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4051 Nigel Stephens <nigel@mips.com>
4053 * config/mips/mips.c (mips_classify_symbol): Don't return
4054 SYMBOL_SMALL_DATA for constant pool addresses if
4055 TARGET_EMBEDDED_DATA is true.
4057 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4060 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4061 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4062 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4063 __builtin_ia32_storehps, __builtin_ia32_storelps,
4064 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4065 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4066 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4067 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4068 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4069 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4070 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4071 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4072 using def_builtin_const.
4074 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4076 PR tree-optimization/32705
4077 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4078 (simplify_binary_expression): Use SSA_VAL consistently.
4080 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4082 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4083 (SPEFSCR_REGNO): Delete definition.
4084 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4085 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4086 * config/rs6000/rs6000.h: Do not define *_REGNO.
4087 LINK_REGISTER_REGNUM -> LR_REGNO.
4088 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4089 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4090 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4091 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4092 R_VRSAVE, R_VSCR. Use them.
4093 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4094 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4095 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4096 * config/rs6000/aix.h: Define R_LR. Use it.
4098 2007-07-13 Caroline Tice <ctice@apple.com>
4100 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4101 flag_var_tracking is explicitly turned off (i.e. when variable
4102 tracking is not feasible); otherwise, turn flag_var_tracking on when
4103 flag_var_tracking_uninit is on.
4104 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4105 note definitions, to allow recording of initialization status in the
4107 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4108 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4109 determine if two note locations are equal.
4110 (output_loc_list): Don't output list entries whose start & end labels
4112 (reg_loc_descriptor): Add parameter for initialization status; pass it
4113 to other loc descriptor functions.
4114 (one_reg_loc_descriptor): Add parameter for initialization status;
4115 check its value and add DW_OP_GNU_uninit to returned loc descr if
4117 (multiple_reg_loc_descriptor): Add parameter for initialization
4119 pass init status argument to other loc descriptor functions; check
4120 value of intialization parameter and add DW_OP_GNU_uninit to returned
4121 loc descr if appropriate.
4122 (based_loc_descr): Add parameter for initialization status; add new
4123 variable for return value; check value of initialization parameter and
4124 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4125 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4126 pass init status argument to other loc descriptor functions; check
4127 value of intialization parameter and add DW_OP_GNU_uninit to returned
4128 loc descr if appropriate.
4129 (mem_loc_descriptor): Likewise.
4130 (concat_loc_descriptor): Likewise.
4131 (concatn_loc_descriptor): Likewise.
4132 (loc_descriptor): Add parameter for initialization status; pass it as
4133 argument to other loc descriptor function calls.
4134 (loc_descriptor_from_tree_1): Add appropriate initialization status
4135 to loc descriptor function calls.
4136 (add_location_or_const_value_attribute): Get initialization status
4137 from VAR_LOCATION note; add initialization status to loc descriptor
4139 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4140 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4141 status is uninitialized, add "[uninint]" to output.
4142 * common.opt (fvar-tracking-uninit): New option, similar to
4143 fvar-tracking, to turn on tracking of uninitialized variables; creates
4144 a new global flag, flag_var_tracking_uninit.
4145 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4146 (enum var_init_status): New type, for var initialization status field.
4147 * var-tracking.c (struct location_chain_def): Two new fields, init,
4148 for initialization status, and set_src for the assignment value expr.
4149 (unshare_variable): New parameter for initialization status;
4150 initialize new init and set_src fields.
4151 (var_reg_set): New parameters for initialization status and value;
4152 pass them to set_variable_part.
4153 (var_mem_set): Likewise.
4154 (get_init_value): New function.
4155 (var_reg_delete_and_set): New initialization status & value
4156 parameters; add call to get_init_value if status is unknown; pass new
4157 parameters to clobber_variable_part and var_reg_set.
4158 (var_mem_delete_and_set): Likewise.
4159 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4160 (var_mem_delete): Likewise.
4161 (variable_union): Pass status to unshare_variable; initialize new init
4162 and set_src fields. If flag_var_tracking_uninit is not set, force
4163 status to initialized.
4164 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4165 used later to get the set_src value.
4166 (find_src_status): New function.
4167 (find_src_set_src): New function.
4168 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4169 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4170 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4171 and var_mem_delete_and_set.
4172 (dump_variable): Print out "[uninit]" if appropriate.
4173 (set_variable_part): Add new initialization and set_src parameters;
4174 pass status to unshare_variable; set node->init and node- >set_src
4175 fields and modify slot in hash table appropriately; save the init and
4176 set_src values if appropriate and assign to the new node.
4177 (clobber_variable_part): New set_src parameter; if two nodes have
4178 same variable and same location but different set_src (assignment)
4179 values, clobber old node.
4180 (delete_variable_part): Pass init status to unshare_variable.
4181 (emit_note_insn_var_location): Add initialized var; assign var's init
4182 status to new 'initialized'; pass new init status field to calls to
4183 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4184 status to initialized.
4185 (emit_notes_in_bb): Pass initialization status to calls to
4186 var_reg_set, var_mem_set, var_reg_delete_and_set and
4187 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4188 var_reg_delete_and_set and var_mem_delete_and_set; call
4189 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4190 make up for change in add_stores.
4191 (vt_add_function_parameters): Add status to calls to
4193 * config/darwin.c (darwin_override_options): Turn on uninitialized
4194 tracking automatically, if var_tracking is on and the system is
4197 2007-07-13 Sa Liu <saliu@de.ibm.com>
4199 * config.gcc: Add options for arch and tune on SPU.
4200 * config/spu/predicates.md: Add constant operands 0 and 1.
4201 * config/spu/spu-builtins.def: Add builtins for double precision
4202 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4203 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4205 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4207 * config/spu/spu-protos.h: Add new function prototypes.
4208 * config/spu/spu.c (spu_override_options): Check options -march and
4210 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4211 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4213 (spu_const_from_int): New. Create a vector constant from 4 ints.
4214 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4215 (spu_emit_vector_compare): New. Emit vector compare.
4216 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4217 * config/spu/spu.h: Add options -march and -mtune. Define processor
4218 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4219 CANONICALIZE_COMPARISON.
4220 * config/spu/spu.md: Add new insns for double precision compare
4221 and double precision vector compare. Add vcond and smax/smin patterns
4222 to enable DFmode vector conditional expression.
4223 * config/spu/spu.opt: Add options -march and -mtune.
4224 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4225 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4226 both CELL and CELLEDP targets: spu_testsv.
4227 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4230 2007-07-13 Richard Guenther <rguenther@suse.de>
4232 PR tree-optimization/32721
4233 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4234 TREE_THIS_VOLATILE on the folded reference.
4235 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4236 if the array reference has TREE_THIS_VOLATILE set.
4238 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4241 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4243 2007-07-13 Andreas Schwab <schwab@suse.de>
4245 * gengtype-lex.l: Allow declarations to be indented.
4247 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4249 * ginclude/tgmath.h: New.
4250 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4251 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4252 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4253 * configure: Regenerate.
4255 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4257 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4258 correct index when setting register save state for xd
4261 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4263 * config/sh/sh.c (mark_use): Remove.
4265 2007-07-12 Paul Brook <paul@codesourcery.com>
4267 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4268 reg does not overlap return value.
4270 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4272 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4273 (set_expression_vuses): Ditto.
4274 (init_pre): Initialize expression_vuses.
4276 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4278 * config/i386/sse.md (storentdf, storentsf): New.
4280 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4282 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4284 * tree.c (build_decl_stat): Move code from here...
4285 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4286 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4287 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4288 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4289 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4292 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4293 Devang Patel <dpatel@apple.com>
4295 PR tree-optimization/25413
4296 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4297 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4298 * tree.h (contains_packed_reference): New.
4299 * expr.c (contains_packed_reference): New.
4300 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4301 (vect_enhance_data_refs_alignment): Call
4302 vector_alignment_reachable_p.
4303 * target.h (vector_alignment_reachable): New builtin.
4304 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4305 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4306 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4308 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4310 * target.h (builtin_vectorization_cost): Add new target builtin.
4311 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4312 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4313 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4314 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4315 uninitialized variables.
4316 * tree-vect-transform.c (cost_for_stmt): New function.
4317 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4318 using cost 1 for all scalar stmts. Be less conservative when
4319 estimating the number of prologue/epulogue iterations. Call
4320 targetm.vectorize.builtin_vectorization_cost. Return
4321 min_profitable_iters-1.
4322 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4323 initialization cost instead of TARG_VEC_STMT_COST. Use
4324 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4325 epilogue code. Fix epilogue cost computation.
4326 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4327 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4328 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4329 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4330 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4331 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4333 2007-07-12 Richard Guenther <rguenther@suse.de>
4335 * gimplify.c (gimplify_conversion): Make sure that the result
4336 from maybe_fold_offset_to_reference is trivially convertible
4337 to the desired type before doing the simplification.
4338 (gimplify_expr): Likewise.
4339 * fold-const.c (fold_binary): Use the correct types for
4340 building the simplified expression.
4342 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4344 PR rtl-optimization/32729
4345 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4346 that fallthru to exit.
4348 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4350 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4351 (symDTPOFF2reg): Likewise.
4353 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4355 PR tree-optimization/32663
4357 * tree.h (VALUE_HANDLE_VUSES): Remove.
4358 (struct tree_value_handle): Remove vuses.
4360 * tree-vn.c (create_value_handle_for_expr): Don't set
4363 * tree-ssa-pre.c (expression_vuses): New.
4364 (alloc_expression_id): Set up expression_vuses.
4365 (get_expression_vuses): New.
4366 (set_expression_vuses): Ditto.
4367 (clear_expression_ids): Modify for expression_vuses.
4368 (phi_translate_1): Ditto.
4369 (phi_translate_set): Ditto.
4370 (value_dies_in_block_x): Ditto
4371 (valid_in_sets): Ditto.
4372 (add_to_sets): Ditto.
4373 (find_existing_value_expr): Ditto.
4374 (create_value_handle_for_expr): Ditto.
4375 (make_values_for_stmt): Ditto.
4376 (vuse_equiv): Remove.
4378 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4380 * Makefile.in (mostlyclean): Remove object files.
4382 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4384 * toplev.c (no_new_pseudos): Deleted.
4385 * rtl.h (no_new_pseudos): Deleted.
4386 * tree-pass.h (pass_no_new_pseudos): Deleted.
4387 * passes.c (pass_no_new_pseudos): Deleted.
4388 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4389 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4390 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4392 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4393 * rtlhooks.c (gen_lowpart_general): Ditto.
4394 * optabs.c (prepare_operand): Ditto.
4395 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4397 * modulo-sched.c (rest_of_handle_sms): Ditto.
4398 * see.c (rest_of_handle_see): Ditto.
4399 * ifcvt.c (if_convert): Ditto.
4400 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4402 * init-regs.c (gate_initialize_regs): Deleted set of
4404 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4405 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4406 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4408 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4411 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4412 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4413 (*vec_extractv2di_1_rex64): New insn pattern.
4415 2007-07-11 David Daney <ddaney@avtrex.com>
4417 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4418 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4419 for SIGNAL_UNWIND_RETURN_COLUMN.
4420 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4421 (DWARF_FRAME_REGNUM): Rewrite.
4422 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4424 2007-07-11 Nick Clifton <nickc@redhat.com>
4426 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4427 delta and use gen_int_mode in place of GET_INT instead.
4429 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4431 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4434 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4436 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4437 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4439 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4440 (USE_CANONICAL_TYPES): New.
4441 * doc/invoke.texi (verify-canonical-types): Remove.
4442 (use-canonical-types): Add.
4444 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4446 * config/spu/spu.c (spu_optimization_options): Remove setting of
4447 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4448 (spu_override_options): Move it here.
4450 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4452 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4453 * config/mips/mips.c (mips_cpu_info_table): Mention
4454 MIPS_ISA_LEVEL_SPEC in the comment.
4456 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4458 PR tree-optimization/32713
4459 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4461 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4464 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4465 conditional to flag_isoc99.
4466 (c_common_init_options): Do it here, unconditionally.
4468 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4470 PR tree-optimization/32589
4471 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4472 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4473 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4474 predicate, extracted from...
4475 (set_rhs): ...here. Call it for the expression on entry.
4476 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4477 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4478 (simplify_binary_expression): Use valid_gimple_expression_p
4479 to validate the simplification.
4480 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4482 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4484 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4485 DWARF2_DEBUG on 32 bit target too.
4486 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4488 2007-07-11 Nick Clifton <nickc@redhat.com>
4490 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4491 version for 64-bit hosts.
4493 2007-07-10 David Daney <ddaney@avtrex.com>
4495 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4497 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4499 * config/mips/mips.c (mips_expand_synci_loop): New function.
4500 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4501 (UNSPEC_RDHWR): Same.
4502 (UNSPEC_SYNCI): Same.
4503 (UNSPEC_SYNC): Same.
4504 (clear_cache): New expand.
4508 (clear_hazard): Same.
4509 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4511 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4512 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4514 2007-07-10 Ian Lance Taylor <iant@google.com>
4516 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4519 2007-07-10 David Daney <ddaney@avtrex.com>
4521 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4522 * builtins.c (expand_builtin___clear_cache): New function.
4523 (expand_builtin): Call expand_builtin___clear_cache for
4524 BUILT_IN_CLEAR_CACHE case.
4525 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4526 * doc/md.texi (clear_cache): Document new instruction pattern.
4527 * testsuite/gcc.dg/builtins-64.c: New test.
4529 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4531 * config/cris/cris.md ("movsi"): Fix typo in last change.
4533 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4536 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4538 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4539 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4540 for FUNCTION_DECLs. Don't use align_functions_log if
4542 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4543 even for FUNCTION_DECLs.
4544 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4546 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4547 (DECL_FUNCTION_CODE): Update for new location and name of
4549 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4550 (struct tree_decl_common): Move 'align' and 'off_align' out
4551 of union, ensure they're still on a 32-bit boundary. Remove
4552 other fields in union 'u1'.
4553 (struct tree_function_decl): Add field 'function_code' replacing
4554 'u1.f' in tree_decl_common.
4555 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4556 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4557 (Variable Attributes): Cross-reference 'aligned' attribute
4558 to Function Attributes.
4559 * flags.h (force_align_functions_log): Delete.
4560 * toplev.c (force_align_functions_log): Delete.
4562 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4565 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4566 (*vec_concatv2di_rex): New insn pattern.
4568 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4571 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4573 2007-07-10 Ian Lance Taylor <iant@google.com>
4575 Replace no_new_pseudos in backends.
4576 * rtl.h (can_create_pseudo_p): Define.
4577 * config/darwin.c (machopic_indirect_data_reference): Use
4578 can_create_pseudo_p () instead of no_new_pseudos.
4579 (machopic_indirect_data_reference): Likewise.
4580 (machopic_legitimize_pic_address): Likewise.
4581 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4582 (alpha_emit_set_const_1): Likewise.
4583 (alpha_emit_set_const): Likewise.
4584 (alpha_emit_conditional_move): Likewise.
4585 (alpha_split_conditional_move): Likewise.
4586 * config/alpha/alpha.md (various splitters): Likewise.
4588 * config/arm/arm.c (legitimize_pic_address): Likewise.
4589 (arm_load_pic_register): Likewise.
4590 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4591 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4592 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4593 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4594 * config/cris/cris.md (movsi): Likewise.
4595 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4596 (symGOTOFF2reg_hilo): Likewise.
4597 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4598 * config/h8300/h8300.md (insv, extzv): Likewise.
4599 * config/i386/i386.c (ix86_expand_move): Likewise.
4600 (ix86_expand_vector_move): Likewise.
4601 (ix86_prepare_fp_compare_args): Likewise.
4602 (ix86_expand_carry_flag_compare): Likewise.
4603 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4604 (tls_dynamic_gnu2_combine_32): Likewise.
4605 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4606 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4607 (ia64_expand_movxf_movrf): Likewise.
4608 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4609 (m32c_split_move): Likewise.
4610 (m32c_expand_insv): Likewise.
4611 * config/m68k/m68k.md (movsi): Likewise.
4612 * config/mips/mips.c (mips_force_temporary): Likewise.
4613 (mips_split_symbol): Likewise.
4614 (mips_move_integer): Likewise.
4615 (mips_legitimize_const_move): Likewise.
4616 * config/mn10300/mn10300.md (movsi): Likewise.
4617 * config/pa/pa.c (emit_move_sequence): Likewise.
4618 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4619 (rs6000_got_register): Likewise.
4620 (create_TOC_reference): Likewise.
4621 (rs6000_machopic_legitimize_pic_address): Likewise.
4622 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4623 (various splitters): Likewise.
4624 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4625 (movsi_got): Likewise.
4626 * config/s390/s390.c (emit_symbolic_move): Likewise.
4627 * config/s390/s390.md (movhi, movqi): Likewise.
4628 (load_multiple, store_multiple): Likewise.
4629 * config/score/score.c (score_force_temporary): Likewise.
4630 * config/sh/sh.c (prepare_move_operands): Likewise.
4631 (prepare_cbranch_operands): Likewise.
4632 (emit_fpu_switch): Likewise.
4633 (fpscr_set_from_mem): Likewise.
4634 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4635 (adddi3, subsi3): Likewise.
4636 (various splitters): Likewise.
4637 (divsi_inv_fp_combine): Likewise.
4638 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4639 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4641 * config/sh/predicates.md (xor_operand): Likewise.
4642 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4643 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4644 (movdi_pic_label_ref): Likewise.
4645 * config/spu/spu.c (spu_split_immediate): Likewise.
4646 * config/alpha/alpha.md (various splitters): Remove test
4647 !no_new_pseudos || reload_completed.
4648 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4650 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4651 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4652 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4653 * config/score/score.c (th_output_mi_thunk): Likewise.
4654 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4655 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4657 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4659 PR rtl-optimization/32664
4660 * mode-switching.c (create_pre_exit): Skip barrier insns.
4662 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4664 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4665 force_gimple_operand_bsi.
4666 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4667 rewrite_use_compare): Ditto.
4668 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4670 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4671 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4672 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4673 * tree-profile.c (prepare_instrumented_value,
4674 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4675 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4676 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4677 tree_gen_ior_profiler): Ditto.
4678 * tree-ssa-reassoc.c (negate_value): Ditto.
4679 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4680 Use force_gimple_operand_bsi.
4681 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4682 * tree-if-conv.c (add_to_dst_predicate_list,
4683 find_phi_replacement_condition): Ditto.
4684 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4685 Call mark_symbols_for_renaming for new statements.
4686 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4688 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4690 * cfghooks.c (remove_edge): New function.
4691 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4693 * cfghooks.h (remove_edge): Declare.
4694 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4695 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4697 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4699 * optabs.h: Added declaration for signbit_optab.
4700 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4701 * genoptinit.c (optabs): Added entry for signbit insns.
4702 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4704 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4705 * config/s390/s390.md (signbit<mode>2): New expander.
4707 2007-07-09 Richard Guenther <rguenther@suse.de>
4710 * fold-const.c (fold_plusminus_mult_expr): Move constant
4711 arguments second to allow decomposing.
4713 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4716 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4718 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4719 Disregard DECL_FROM_INLINE.
4721 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4724 * doc/invoke.texi: Add ftree-reassoc flag.
4725 * common.opt (ftree-reassoc): New flag.
4726 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4727 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4729 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4731 PR tree-optimization/32681
4732 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4733 saved in second_edge->aux when first_bb is a loop header.
4735 2007-07-09 Jan HUbicka <jh@suse.cz>
4737 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4739 2007-07-09 Richard Guenther <rguenther@suse.de>
4741 * c-decl.c (start_function): Do not promote return type.
4743 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4745 * function.c (do_warn_unused_parameter): Do not warn if
4746 TREE_NO_WARNING is set.
4748 2007-07-08 Andreas Schwab <schwab@suse.de>
4750 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4752 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4755 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4757 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4758 apply to assembly language, too.
4759 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4761 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4763 Revert (note the sccvn portions are *not* reverted)
4764 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4766 Fix PR tree-optimization/23488
4768 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4770 * tree-flow-inline.h (get_value_handle): Ditto.
4771 * tree-ssa-pre.c (decl_vh_map): New.
4772 (decl_node_pool): New.
4773 (can_value_number_operation): Support DECL_P.
4774 (can_PRE_operation): Ditto.
4775 (create_expression_by_pieces): Ditto.
4776 (find_existing_value_expr): Modify to differnetiate between
4777 addressing and top level.
4778 (create_value_handle_for_expr): Handle DECL's.
4779 (poolify_tree): Ditto.
4780 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4781 (make_values_for_stmt): Handle DECL's properly.
4782 (init_pre): Reorg to not init useless things during FRE.
4784 * tree-flow.h: Include pointer-set.h.
4785 (decl_vh_map): Declare.
4786 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4788 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4790 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4791 the constraint description.
4792 * doc/md.texi: Update documentation of AVR constraints.
4794 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4796 * auto-inc-dec.c, config/arm/arm.c,
4797 config/m32r/constraints.md, config/mips/mips.md,
4798 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4799 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4800 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4801 typos. Follow spelling conventions.
4802 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4804 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4805 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4807 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4808 realloc_vuse): Remove.
4809 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4812 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4814 Fix PR tree-optimization/23488
4816 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4817 (try_to_simplify): Ditto.
4819 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4821 * tree-flow-inline.h (get_value_handle): Ditto.
4822 * tree-ssa-pre.c (decl_vh_map): New.
4823 (decl_node_pool): New.
4824 (can_value_number_operation): Support DECL_P.
4825 (can_PRE_operation): Ditto.
4826 (create_expression_by_pieces): Ditto.
4827 (find_existing_value_expr): Modify to differnetiate between
4828 addressing and top level.
4829 (create_value_handle_for_expr): Handle DECL's.
4830 (poolify_tree): Ditto.
4831 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4832 (make_values_for_stmt): Handle DECL's properly.
4833 (init_pre): Reorg to not init useless things during FRE.
4835 * tree-flow.h: Include pointer-set.h.
4836 (decl_vh_map): Declare.
4837 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4839 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4841 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4842 apply to assembly language, too.
4843 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4845 2007-07-06 Ian Lance Taylor <iant@google.com>
4846 Zack Weinberg <zackw@panix.com>
4849 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4851 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4853 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4854 (prefetch): Likewise if "pref" would be used.
4856 2007-07-06 Josh Conner <jconner@apple.com>
4860 * calls.c (store_one_arg): Handle arguments which are partially
4861 on the stack when detecting argument overlap.
4863 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4865 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4866 chosen during find_reloads.
4868 2007-07-06 Richard Guenther <rguenther@suse.de>
4870 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4871 TYPE_ARG_TYPES for verification of argument types. Use
4872 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4873 parameters as variable arguments.
4875 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4877 * libgcc2.h (word_type): Type definition removed.
4878 (cmp_return_type, shift_count_type): Type definitions added.
4879 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4880 replaced with shift_count_type.
4881 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4883 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4884 changed from word_type to Wtype.
4885 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4886 replaced with shift_count_type.
4887 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4889 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4890 and libgcc_shift_count attribute added.
4891 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4892 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4893 (TARGET_INITIALIZER): New target hooks added.
4894 * targhooks.c (default_libgcc_cmp_return_mode,
4895 default_libgcc_shift_count_mode): Default implementations for the new
4897 * targhooks.h (default_libgcc_cmp_return_mode,
4898 default_libgcc_shift_count_mode): Function prototypes added.
4899 * target.h (struct gcc_target): Fields for the new target hooks added.
4900 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4902 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4905 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4906 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4908 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4909 s390_libgcc_shift_count_mode): Functions added.
4910 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4911 Target hooks defined.
4913 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4915 * config/mips/mips.c (compute_frame_size): Restore the original
4916 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4917 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4918 Document why the difference is needed.
4920 2007-07-06 Richard Guenther <rguenther@suse.de>
4922 * c-common.c (boolean_increment): Use correctly typed
4925 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4927 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4928 the topmost argument register is not also included in the save mask.
4929 (mips16e_collect_argument_save_p): Take a pointer to the argument
4930 register, rather than a pointer to the number of arguments.
4931 (mips16e_collect_argument_saves): Only include argument saves
4932 that aren't in the register mask.
4934 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4936 PR rtl-optimization/32450
4937 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4938 to ensure that instructions are not moved into the prologue when
4939 profiling is on. Remove unused prologue_end variable.
4940 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4941 as a scheduling barrier.
4943 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4946 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4947 Disregard DECL_FROM_INLINE.
4949 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4951 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4952 IORing with a constant.
4954 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4956 PR rtl-optimization/32475
4957 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4958 for every definition of the stack pointer.
4960 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4962 * arm.c (vfp3_const_double_index): Copy signed results of
4963 REAL_VALUE_TO_INT into unsigned vars.
4965 2007-07-05 Richard Guenther <rguenther@suse.de>
4968 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4970 * tree-ssa.c (useless_type_conversion_p): Check canonical
4973 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4975 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4976 zero_extendhisi2): Change to define_insn_and_split.
4977 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4979 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4981 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4982 pass_match_asm_constraints): New.
4983 * passes.c (init_optimization_passes): Add new pass.
4984 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4985 * function.h (struct function): Add has_asm_statement bit.
4986 (current_function_has_asm_statement): New.
4987 * tree-pass.h (pass_match_asm_constraints): New.
4989 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4991 * config/mips/mips.c (mips_file_start): Avoid declaration
4994 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
4996 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
4998 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5000 * rtl.def (NOTE): Change print format string to print
5001 operand 5 as a note insn name.
5003 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5004 David Ung <davidu@mips.com>
5006 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5007 * doc/invoke.texi: (MIPS Options): Document them.
5009 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5010 David Ung <davidu@mips.com>
5012 Add support for SmartMIPS ASE.
5014 * optabs.c (expand_binop_directly): New, broken out from...
5015 (expand_binop): Here. Make it try rotating in the other
5016 direction even when the second operand isn't constant.
5017 * config/mips/mips.md (*lwxs): New.
5018 * config/mips/mips.opt (msmartmips): New.
5019 * config/mips/mips.c (mips_lwxs_address_p): New.
5020 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5021 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5022 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5023 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5024 (ISA_HAS_LWXS): New.
5025 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5026 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5027 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5028 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5029 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5030 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5031 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5033 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5035 * tree-vectorizer.c (new_loop_vec_info): Initialize
5036 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5037 * tree-vectorizer.h (_loop_vec_info): Added new filed
5038 min_profitable_iters.
5039 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5040 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5041 * tree-vect-analyze.c (vect_analyze_operations): Set
5042 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5043 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5044 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5045 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5046 and prologue cost to after they are computed.
5047 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5049 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5050 of creating vectors from scalars according to dt.
5051 (vect_model_store_cost): Likewise.
5052 (vectorizable_call): Use dt array instead of scalar dt. Call
5053 vect_model_simple_cost with additional argument dt.
5054 (vectorizable_assignment): Likewise.
5055 (vectorizable_operation): Likewise.
5056 (vectorizable_type_demotion): Likewise.
5057 (vectorizable_type_promotion): Likewise.
5058 (vectorizable_store): Use dt array instead of scalar dt. Call
5059 vect_model_store_cost with additional argument dt.
5060 (vect_do_peeling_for_loop_bound): Don't call
5061 vect_estimate_min_profitable_iters. Instead, lookup
5062 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5063 "may not be profitable".
5065 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5068 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5069 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5070 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5071 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5073 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5075 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5076 addressing modes cheaper.
5078 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5080 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5081 (dw_ranges_struct): Rename block_num to num. Adjust.
5082 (dw_ranges_by_label_struct): New.
5083 (ranges_by_label, ranges_by_label_allocated,
5084 ranges_by_label_in_use): New variables.
5085 (add_ranges_num): Factored most of the code out of...
5086 (add_ranges): ... this one. Rewrite in terms of the former.
5087 (add_ranges_by_labels): New.
5088 (output_ranges): Output by-label ranges.
5089 (dwarf2out_finish): Output range for multiple-section
5090 compile_unit. Output standard DW_AT_low_pc in addition to
5091 unexpected DW_AT_entry_pc.
5093 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5095 PR tree-optimization/32604
5096 PR tree-optimization/32606
5098 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5099 (compute_antic_safe): Removed.
5100 (ANTIC_SAFE_LOADS): Ditto.
5101 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5102 (execute_pre): Don't call compute_antic_safe.
5103 (vuse_equiv): New function.
5104 (make_values_for_stmt): Use it
5105 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5108 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5111 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5113 (avr_attribute_table): Make "naked" attribute apply to function types
5114 rather than to decls.
5115 (avr_handle_fntype_attribute): New function.
5117 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5119 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5122 2007-07-04 David Ung <davidu@mips.com>
5123 Joseph Myers <joseph@codesourcery.com>
5125 * config/mips/mips.md (type): Add logical, signext and move.
5126 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5127 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5128 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5129 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5130 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5131 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5132 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5133 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5134 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5135 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5136 movv2sf_hardfloat_64bit): Use the new types.
5137 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5138 *movdf_softfloat, *movdf_mips16): Use "multi".
5139 (extendqihi2): Replace with a define_expand.
5140 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5141 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5142 * config/mips/74k.md (r74k_int_logical): New reservation and
5144 (r74k_int_arith): Remove "slt".
5145 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5146 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5147 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5148 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5149 reservations for "arith".
5151 2007-07-04 Richard Guenther <rguenther@suse.de>
5153 * tree-ssa.c (useless_type_conversion_p): Add handling for
5154 scalar float and vector types. Only call the types_compatible_p
5155 langhook for aggregate types as last resort. Follow the
5158 2007-07-04 Richard Guenther <rguenther@suse.de>
5160 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5161 the same as NOP_EXPR.
5163 2007-07-04 Nick Clifton <nickc@redhat.com>
5165 * target.h (struct gcc_target): Add target_help field.
5166 * target-def.h (TARGET_HELP): New.
5167 (TARGET_INITIALIZER): Use TARGET_HELP.
5168 * opts.c (command_handle_option): Invoke target_help function, if
5169 defined, when the user has specified --target-help on the command
5171 * doc/invoke.texi: Mention that --target-help might print
5172 additional information.
5173 * doc/tm.texi: Document TARGET_HELP hook.
5175 * arm.c (TARGET_HELP): Override default definition.
5176 (arm_target_help): New - display a wrapped list of cores and
5177 architectures supported.
5179 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5181 * config/v850/v850.c (expand_prologue): Make sure
5182 GEN_INT() argument is sign extended rather than zero extended.
5183 (expand_epilogue): Likewise.
5184 (output_move_double): Delete.
5185 * config/v850/v850-protos.h (output_move_double): Delete.
5186 * config/v850/v850.md (movdi): Delete.
5187 (*movdi_internal): Delete.
5189 (*movdf_internal): Delete.
5191 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5193 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5194 unless compiling RTP PIC.
5196 2007-07-04 Richard Guenther <rguenther@suse.de>
5198 PR tree-optimization/32482
5199 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5200 original ssa name if we didn't find a shift expression.
5201 Fix shift constant for bit zero test.
5203 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5205 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5207 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5209 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5210 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5211 * config/arm/vxworks.h (ASM_SPEC): Delete.
5212 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5214 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5216 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5217 (DDR_REVERSED_P): New.
5218 * tree-data-ref.c (initialize_data_dependence_relation,
5219 build_classic_dist_vector): Set DDR_REVERSED_P.
5221 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5224 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5225 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5226 init_omega_for_ddr_1): Use non conservative number of iterations
5228 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5229 (analyze_siv_subscript): Remove FIXME and reinitialization of
5230 last_conflicts to chrec_dont_know.
5231 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5233 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5235 * tree.c (maybe_canonicalize_argtypes): Improve description.
5237 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5239 * tree.c (maybe_canonicalize_argtypes): New.
5240 (build_function_type): Set canonical type.
5241 (build_method_type_directly): Ditto.
5242 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5245 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5247 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5249 (rewrite_use_nonlinear_expr): Likewise.
5251 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5253 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5255 2007-07-04 Ben Elliston <bje@au.ibm.com>
5257 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5260 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5262 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5263 (Exception Handling): Likewise.
5265 2007-07-03 Jan Hubicka <jh@suse.cz>
5267 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5269 2007-07-03 Eric Christopher <echristo@apple.com>
5271 * doc/cppopts.texi: Add conflicting option note to -dM.
5272 * doc/invoke.texi: Add note about possible conflicts with
5273 -E for -dCHARS and note that -dM will not produce
5274 any results if there is no machine dependent reorg.
5276 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5278 * tree.h (DECL_ALIGN): Back out previous change.
5280 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5282 * configure.ac: Test for .dtprelword support on MIPS.
5283 * configure, config.in: Regenerate.
5284 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5285 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5287 2007-07-03 Julian Brown <julian@codesourcery.com>
5289 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5290 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5291 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5292 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5294 (all_fpus): Add FPUTYPE_VFP3.
5295 (fp_model_for_fpu): Add VFPv3 field.
5296 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5297 (vfp3_const_double_index): New function. Return integer index of
5298 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5300 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5301 and argument represents a valid RTX for a VFPv3 constant.
5302 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5304 (vfp_emit_fstmd): Similar, for fstmd.
5305 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5306 constants, represented as integer indices.
5307 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5308 VFP_REGNO_OK_FOR_DOUBLE macros.
5309 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5310 (arm_file_start): Set float-abi attribute for VFPv3, and output
5311 correct ".fpu" assembler directive.
5312 (arm_dbx_register_numbering): Add FIXME.
5313 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5314 (fputype): Add FPUTYPE_VFP3.
5315 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5316 (CALL_USED_REGISTERS): Likewise.
5317 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5318 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5319 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5320 (D7_VFP_REGNUM): New.
5321 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5322 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5323 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5324 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5325 (REG_ALLOC_ORDER): Adjust for VFPv3.
5326 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5327 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5328 VFP_LO_REGS, VFP_HI_REGS.
5329 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5330 (IS_VFP_CLASS): Define macro.
5331 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5333 (REGISTER_MOVE_COST): Likewise.
5334 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5335 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5336 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5337 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5338 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5339 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5340 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5341 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5342 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5343 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5344 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5345 where appropriate for single-word registers.
5346 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5347 As above. Fix type attributes.
5348 * config/arm/constraints.md (register_contraint "t"): Define.
5349 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5351 (register_constraint "x"): Define.
5352 (constraint "Dv"): Define.
5354 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5356 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5358 2007-07-03 Tom Tromey <tromey@redhat.com>
5360 * c-parser.c (objc_pq_context): Removed.
5361 (objc_need_raw_identifier): Likewise.
5362 (c_parser) <objc_pq_context>: New field.
5363 <objc_need_raw_identifier>: Likewise.
5364 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5365 (c_lex_one_token): Update.
5366 (c_parser_objc_protocol_definition): Update.
5367 (c_parser_objc_method_definition): Update.
5368 (c_parser_objc_methodproto): Update.
5369 (c_parser_declspecs): Update.
5371 2007-07-03 David Ung <davidu@mips.com>
5373 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5375 2007-07-03 David Ung <davidu@mips.com>
5376 Richard Sandiford <richard@codesourcery.com>
5378 * doc/invoke.texi: Document -march=74kf3_2.
5379 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5380 (TUNE_74K): Check for it.
5381 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5382 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5383 * config/mips/mips.md (cpu): Add 74kf3_2.
5384 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5385 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5386 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5387 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5388 74kf3_2 to the CPU list.
5389 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5390 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5391 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5392 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5393 (r74kf3_2_fxfer_from_c1): New insn reservations.
5395 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5396 David Ung <davidu@mips.com>
5398 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5399 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5400 and 74k[fx]. Document aliases for the new options.
5401 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5402 (PROCESSOR_24KF2_1): ...this.
5403 (PROCESSOR_24KX): Rename to...
5404 (PROCESSOR_24KF1_1): ...this.
5405 (PROCESSOR_74KF): Rename to...
5406 (PROCESSOR_74KF2_1): ...this.
5407 (PROCESSOR_74KX): Rename to...
5408 (PROCESSOR_74KF1_1): ...this.
5409 (TUNE_74K): Update PROCESSOR_* names.
5410 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5411 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5412 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5413 (mips_rtx_cost_data): Update processor names in comments.
5414 (mips_issue_rate): Update PROCESSOR_* names.
5415 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5416 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5417 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5418 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5419 Update cpu attribute names.
5420 (r24k_fpu_iss): Rename this reservation to...
5421 (r24kf2_1_fpu_iss): ...this and update all uses.
5422 (r24kx_fpu_iss): Rename this reservation to...
5423 (r24kf1_1_fpu_iss): ...this and update all uses.
5424 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5425 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5426 Update cpu attribute names.
5428 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5430 * config/m32r/constraints.md: New file.
5431 * config/m32r/m32r.c: Include tm-constrs.h.
5432 (small_data_operand): Use satisfies_constraint_* instead of macro.
5433 (addr24_operand, gen_compare): Likewise.
5434 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5435 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5436 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5437 EXTRA_CONSTRAINT): Likewise.
5438 * config/m32r/m32r.md: Include constraints.md.
5439 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5440 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5441 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5442 (two_insn_const_operand, int8_operand, uint16_operand,
5443 reg_or_int16_operand, reg_or_uint16_operand,
5444 reg_or_cmp_int16_operand, cmp_int16_operand,
5445 seth_add3_operand): Likewise.
5447 2007-07-03 Eric Christopher <echristo@gmail.com>
5449 * libgcc2.h: Conditionally declare __bswapsi2 and
5452 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5454 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5457 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5460 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5461 (__gthrw_pragma): Provide default definition.
5463 * gthr-posix.c (__gthrw_pragma): Define.
5465 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5467 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5468 before declaring inequality.
5470 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5472 * combine.c (recog_for_combine): Log the success or failure of
5473 matching new insn patterns against the machine description in
5476 2007-07-03 Revital Eres <eres@il.ibm.com>
5478 * ddg.c (print_sccs): New function.
5479 (check_sccs): New function.
5480 (create_ddg_all_sccs): Use it.
5481 * ddg.h (print_sccs): Declare.
5482 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5484 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5486 * targhooks.h (default_mode_for_suffix): New function declaration.
5487 * targhooks.c (default_mode_for_suffix): New default target hook.
5488 * target.h (struct c): New structure in the targetm struct.
5489 (mode_for_suffix): New target hook as part of struct c.
5490 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5491 default_mode_for_suffix.
5492 (TARGET_C): New define.
5493 * c-lex.c: Include "target.h".
5494 (interpret_float): Use targetm.c.mode_for_suffix to determine
5495 the mode for a given non-standard suffix.
5496 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5498 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5499 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5501 * doc/extend.texi (Floating Types): New node. Document __float80 and
5502 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5504 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5507 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5508 predicate instead of target_operand.
5509 (divsi3_i1_media, divsi3_media_2): Likewise.
5511 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5513 * tree.h (alias_sets_might_conflict_p): Rename into
5514 alias_sets_must_conflict_p.
5515 * alias.c (alias_sets_might_conflict_p): Likewise.
5516 (alias_sets_conflict_p): Use it.
5517 (objects_must_conflict_p): Likewise.
5518 * c-common.c (strict_aliasing_warning): Adjust.
5520 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5522 * rtlhooks.c (gen_lowpart_if_possible): Check for
5523 invalid subreg before calling gen_lowpart_SUBREG.
5525 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5527 * config/darwin9.h: Add copyright notice.
5528 (LINK_COMMAND_SPEC): Add comment.
5529 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5530 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5531 DARWIN_LIBSYSTEM_HAS_UNWIND.
5533 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5536 * omp-low.c (check_combined_parallel): New function.
5537 (lower_omp_parallel): Call it via walk_stmts, set
5538 OMP_PARALLEL_COMBINED if appropriate.
5539 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5540 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5541 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5542 don't consider it as combined parallel.
5544 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5546 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5547 (gcc_tooldir): Likewise.
5548 * configure: Regenerate.
5549 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5550 old configure.ac gcc_tooldir setting.
5551 (prefix_to_exec_prefix): New variable.
5552 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5553 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5555 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5557 Fix PR tree-optimization/32583
5558 Fix PR tree-optimization/32584
5559 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5560 (phi_translate_set): Use phi_translate directly now.
5561 (make_values_for_stmt): Don't value number RHS if we already know
5564 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5565 Jim Wilson <wilson@specifix.com>
5568 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5571 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5572 Richard Sandiford <richard@codesourcery.com>
5573 Nigel Stephens <nigel@mips.com>
5575 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5576 (mips16e_output_save_restore): Declare.
5577 (mips16e_save_restore_pattern_p): Likewise.
5578 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5579 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5580 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5581 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5582 (BITSET_P): New global macro, extracted from...
5583 (mips_for_each_saved_reg): ...here.
5584 (mips16e_save_restore_info): New struct.
5585 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5586 (mips16e_save_restore_regs): New variable.
5587 (mips_split_plus, mips16e_find_first_register): New functions.
5588 (mips16e_mask_registers): New function.
5589 (compute_frame_size): Expand the commentary before the function.
5590 Enforce the MIPS16e save and restore register range restrictions.
5591 Pad the general register save area at the low end.
5592 (mips16e_save_restore_reg, mips16e_build_save_restore)
5593 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5594 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5595 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5597 (mips_expand_prologue, mips_expand_epilogue): Handle
5598 GENERATE_MIPS16E_SAVE_RESTORE.
5599 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5601 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5603 PR tree-optimization/31966
5604 PR tree-optimization/32533
5605 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5606 "basic_block" description as its third argument. Update function
5607 calls to get destination bb from "edge" argument. Save "cond" into
5608 aux field of the edge. Update prototype for changed arguments.
5609 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5611 (find_phi_replacement_condition): Operate on incoming edges, not
5612 on predecessor blocks. If there is a condition saved in the
5613 incoming edge aux field, AND it with incoming bb predicate.
5614 Return source bb of the first edge.
5615 (clean_predicate_lists): Clean aux field of outgoing node edges.
5616 (tree_if_conversion): Do not initialize cond variable. Move
5617 variable declaration into the loop.
5618 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5619 initializations of new_stmt, arg0 and arg1 variables.
5621 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5623 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5624 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5626 2007-07-02 Richard Guenther <rguenther@suse.de>
5628 * tree-ssa.c (useless_type_conversion_p): Document
5629 future intent as defining the middle-end type system.
5630 Re-structure to call langhook last, group by type class,
5631 mark questionable parts.
5633 2007-07-02 Richard Guenther <rguenther@suse.de>
5635 * tree-flow.h (types_compatible_p): Declare.
5636 * tree-ssa.c (types_compatible_p): New function.
5637 * ipa-type-escape.c (discover_unique_type): Use
5638 types_compatible_p instead of lang_hooks.types_compatible_p.
5639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5640 * tree-vn.c (expressions_equal_p): Likewise.
5641 * tree.c (fields_compatible_p): Likewise.
5642 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5643 (cprop_operand): Use useless_type_conversion_p instead of
5644 lang_hooks.types_compatible_p.
5645 * tree-inline.c (setup_one_parameter): Likewise.
5646 (declare_return_variable): Likewise.
5647 * tree-nrv.c (tree_nrv): Likewise.
5648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5649 (maybe_fold_offset_to_component_ref): Likewise.
5650 (maybe_fold_offset_to_reference): Likewise.
5651 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5652 (merge_alias_info): Likewise.
5653 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5654 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5655 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5656 * tree-tailcall.c (find_tail_calls): Likewise.
5657 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5658 * gimplify.c (canonicalize_addr_expr): Likewise.
5659 (fold_indirect_ref_rhs): Likewise.
5660 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5661 (cpt_same_type): Likewise.
5662 (check_pointer_types_r): Swap parameters to cpt_same_type
5664 * fold-const.c (fold_convert): Revert fix for PR15988.
5665 * tree-inline.c (setup_one_parameter): Instead fix it here by
5666 using fold_build1 instead of fold_convert and checking for
5667 error_mark_node. Convert only if the conversion is necessary.
5669 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5671 * configure.ac: Check for .gnu_attribute on Power.
5672 * configure: Regenerate.
5673 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5674 attribute for floating-point ABI.
5676 2007-07-02 Ira Rosen <irar@il.ibm.com>
5678 PR tree-optimization/32230
5679 PR tree-optimization/32477
5680 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5681 address is a constant.
5683 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5685 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5686 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5687 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5688 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5689 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5690 64-bit targets. Add support for *-elfoabi*.
5691 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5692 different settings if $(tm_defines) does not select the EABI.
5693 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5694 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5695 (MIPS_ARCH_OPTION_SPEC): Likewise.
5696 (MIPS_ISA_LEVEL_SPEC): Likewise.
5697 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5698 * config/mips/elfoabi.h: New file.
5700 2007-07-02 Richard Guenther <rguenther@suse.de>
5702 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5703 (useless_type_conversion_p): ... this.
5704 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5705 (useless_type_conversion_p): ... this.
5706 * builtins.c (fold_builtin_memory_op): Rename
5707 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5708 * tree-cfg.c (verify_expr): Likewise.
5709 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5710 * tree-ssa-ccp.c (ccp_fold): Likewise.
5711 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5712 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5713 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5714 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5715 * tree-ssa-pre.c (eliminate): Likewise.
5716 * tree-ssa.c (delete_tree_ssa): Likewise.
5717 (tree_ssa_useless_type_conversion): Likewise.
5718 * tree.c (build2_stat): Likewise.
5720 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5722 Fix PR tree-optimization/32571
5723 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5726 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5728 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5729 and other expected operations explicitly, change default to
5732 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5734 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5736 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5737 (tls_load_dot_plus_eight): Move the label number into the unspec.
5738 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5740 2007-07-01 Andreas Schwab <schwab@suse.de>
5742 * dwarf2out.c (initial_return_save): Define only if used.
5744 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5746 Unreverting Richard's Revert of:
5748 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5750 * dce.c (deletable_insn_p_1): New function, split out from...
5751 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5752 specially, not those inside PARALLELs. Remove BODY argument
5753 and adjust recursive call accordingly.
5754 (prescan_insns_for_dce): Update call to delete_insn_p.
5756 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5757 Revital Eres <eres@il.ibm.com>
5759 * ddg.c (create_ddg_all_sccs): Fix missed
5760 initialization of scc_nodes.
5762 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5765 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5766 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5768 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5770 * configure.ac: Check for .gnu_attribute on MIPS.
5771 * configure, config.in: Regenerate.
5772 * config/mips/mips.c (mips_file_start): If supported, output
5773 attribute for floating-point ABI.
5775 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5778 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5779 (ffs_cmove): New expander to expand using ctz pattern.
5780 (*ffs_cmove): Remove pattern.
5781 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5782 (ffsdi2): Expand using ctz pattern.
5783 (*ffs_rex64): Remove pattern.
5785 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5787 PR rtl-optimization/32296
5788 * pa.md (return): Delete pattern.
5789 (return_internal): Remove "(const_int 1)" from pattern.
5790 (epilogue): Use return_internal pattern for trivial returns.
5791 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5792 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5794 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5796 * tree-ssa-pre.c (is_exception_related): New function
5797 (can_value_number_operation): Use it.
5799 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5801 Fix PR tree-optimization/32540
5802 Fix PR tree-optimization/31651
5804 * tree-ssa-sccvn.c: New file.
5806 * tree-ssa-sccvn.h: Ditto.
5808 * tree-vn.c: Include tree-ssa-sccvn.h
5809 (val_expr_paid_d): Removed.
5810 (value_table): Ditto.
5811 (vn_compute): Ditto.
5812 (val_expr_pair_hash): Ditto.
5813 (val_expr_pair_expr_eq): Ditto.
5814 (copy_vuses_from_stmt): Ditto.
5817 (shared_vuses_from_stmt): Ditto.
5818 (print_creation_to_file): Moved up.
5819 (sort_vuses): Ditto.
5820 (sort_vuses_heap): Ditto.
5821 (set_value_handle): Make non-static.
5822 (make_value_handle): Ditto.
5823 (vn_add): Rewritten to use sccvn lookups.
5824 (vn_add_with_vuses): Ditto.
5825 (vn_lookup): Ditto (and second argument removed).
5826 (vn_lookup_with_vuses): Ditto.
5827 (vn_lookup_or_add): Ditto (and second argument removed);
5828 (vn_lookup_or_add_with_vuses): Ditto.
5829 (vn_lookup_with_stmt): New.
5830 (vn_lookup_or_add_with_stmt): Ditto.
5831 (create_value_handle_for_expr): Ditto.
5833 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5834 (seen_during_translate): New function.
5835 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5836 (phi_trans_add): Ditto.
5837 (constant_expr_p): FIELD_DECL is always constant.
5838 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5839 Use constant_expr_p.
5840 Avoid infinite recursion on mutually valued expressions.
5841 Change callers of vn_lookup_or_add.
5842 (phi_translate): New function.
5843 (compute_antic_safe): Allow phi nodes.
5844 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5845 (find_or_generate_expression): Rewrite slightly.
5846 (create_expression_by_pieces): Updated for vn_lookup_or_add
5848 Update VN_INFO for new names.
5849 (insert_into_preds_of_block): Update for new names.
5850 (add_to_exp_gen): New function.
5851 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5852 (find_existing_value_expr): Rewrite to changed vn_lookup.
5853 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5854 (try_look_through_load): Removed.
5855 (try_combine_conversion): Ditto.
5856 (get_sccvn_value): New function.
5857 (make_values_for_phi): Ditto.
5858 (make_values_for_stmt): Ditto.
5859 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5861 (init_pre): Update for SCCVN changes.
5863 (execute_pre): Ditto.
5865 * tree-flow.h (make_value_handle): Declare.
5866 (set_value_handle): Ditto.
5867 (sort_vuses_heap): Ditto.
5868 (vn_lookup_or_add_with_stmt): Ditto.
5869 (vn_lookup_with_stmt): Ditto.
5870 (vn_compute): Remove.
5873 (vn_lookup): Update arguments.
5875 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5877 (tree-ssa-sccvn.o): New.
5878 (OBJS-common): Add tree-ssa-sccvn.o
5880 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5883 * c-typeck.c (build_external_ref): Don't mark as used if called
5885 * calls.c (rtx_for_function_call): Likewise.
5887 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5891 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5893 * dce.c (deletable_insn_p_1): New function, split out from...
5894 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5895 specially, not those inside PARALLELs. Remove BODY argument
5896 and adjust recursive call accordingly.
5897 (prescan_insns_for_dce): Update call to delete_insn_p.
5899 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5901 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5902 (try_combine): Move potential calls to undo_all() so they happen
5903 before we commit to using the combined insns.
5905 2006-06-30 Jan Hubicka <jh@suse.cz>
5907 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5910 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5912 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5913 (cgraph_remove_unreachable_nodes): Likewise.
5914 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5915 * ipa-inline.c (update_caller_keys): Cast according to the coding
5917 (cgraph_decide_recursive_inlining): Likewise.
5918 (cgraph_decide_inlining_of_small_function): Likewise.
5919 (try_inline): Likewise.
5920 (cgraph_decide_inlining_incrementally): Likewise.
5921 * ipa-pure-const.c (get_function_state): Likewise.
5922 (scan_function): Likewise.
5923 (analyze_function): Likewise.
5924 (static_execute): Likewise.
5925 * ipa-reference.c (scan_for_static_refs): Likewise.
5926 (merge_callee_local_info): Likewise.
5927 (analyze_function): Use type safe memory macros.
5928 (static_execute): Likewise. Cast according to the coding conventions.
5929 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5931 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5933 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5934 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5937 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5940 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5941 for complex modes (both int and real).
5943 2007-06-29 Jan Hubicka <jh@suse.cz>
5945 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5947 2007-06-29 Jan Hubicka <jh@suse.cz>
5950 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5953 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5956 * config/avr/avr.c: Include dataflow header file.
5957 (expand_prologue): Adjust for prologue insn change.
5958 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5961 2007-06-29 Richard Guenther <rguenther@suse.de>
5964 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5965 during type verification.
5967 2007-06-29 Jan Hubicka <jh@suse.cz>
5969 * recog.c (validate_change_rtx_1): Unshare TO argument.
5971 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5973 PR tree-optimization/24659
5974 * tree-vect-transform.c (vectorizable_call): Handle
5975 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5977 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5978 * config/i386/i386.c (enum ix86_builtins)
5979 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5980 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5982 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5983 const using def_builtin_const.
5984 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5985 input operands in the same modes as the result.
5986 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5988 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5990 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5991 (df_set_dead_notes_for_mw): Likewise.
5993 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
5995 * c-common.c (pointer_int_sum): Do the negation in sizetype.
5997 2007-06-28 DJ Delorie <dj@redhat.com>
5999 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6001 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6003 * doc/invoke.texi (C++ Dialect Options): Document
6004 fvisibility-ms-compat.
6005 * c.opt (fvisibility-ms-compat): New.
6007 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6010 * tree-affine.c (aff_combination_add_elt): Handle
6011 pointer addition specially.
6013 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6015 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6016 decl is non-external for AIX ABI.
6018 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6020 * config/rs6000/predicates.md (current_file_function_operand):
6021 Ensure the symbol is non-external for AIX ABI.
6023 2007-06-28 Nick Clifton <nickc@redhat.com>
6025 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6026 (fdce, fdse, fpredictive-commoning): Likewise.
6028 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6031 * gcc.c (process_command): Recognize the new -static-libgfortran
6034 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6037 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6038 Use a call clobbered hard reg instead of a pseudo reg.
6040 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6042 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6044 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6047 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6048 REG_LIBCALL and REG_RETVAL notes.
6049 (divsi3, mulsi3): Likewise.
6050 (mulhisi3): Likewise. Use emit_libcall_block.
6051 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6053 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6055 PR rtl-optimization/32481
6056 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6058 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6060 * dce.c (deletable_insn_p_1): New function, split out from...
6061 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6062 specially, not those inside PARALLELs. Remove BODY argument
6063 and adjust recursive call accordingly.
6064 (prescan_insns_for_dce): Update call to delete_insn_p.
6066 2007-06-27 Richard Guenther <rguenther@suse.de>
6069 * tree.h (fold_convertible_p): Declare.
6070 * fold-const.c (fold_convertible_p): New function.
6071 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6072 instead of lang_hooks.types_compatible_p.
6074 2007-06-26 Jan Hubicka <jh@suse.cz>
6076 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6077 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6078 early use validate_unshare_change.
6079 (reload_combine): Likewise.
6080 * recog.c (change_t): New field unshare.
6081 (validate_change_1): Rename from validate_change; add argument unshare.
6082 (validate_change): Turn into wrapper of validate_change_1; update
6083 prototype for bools.
6084 (validate_unshare_change): New.
6085 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6086 calls of df_insn_rescan.
6087 * recog.h (validate_change): Replace ints by bools.
6088 (validate_unshare_change): Declare.
6090 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6092 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6094 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6096 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6098 2007-06-25 Jan Hubicka <jh@suse.cz>
6100 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6102 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6103 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6104 places other call site specific checks are performed.
6106 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6109 * tree-vect-transform.c (vectorizable_operation): Convert
6110 POINTER_PLUS_EXPR over to PLUS_EXPR.
6112 2007-06-25 Chao-ying Fu <fu@mips.com>
6114 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6115 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6116 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6117 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6119 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6120 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6121 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6122 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6123 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6124 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6125 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6126 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6127 ALL_FIXED_POINT_MODE_P): New define.
6128 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6130 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6132 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6133 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6134 MODE_VECTOR_UACCUM): New mode classes.
6136 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6137 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6138 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6141 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6142 (blank_mode): Initialize ibit and fbit.
6143 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6144 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6146 (new_adjust): Change required_class to required_class_from and
6147 required_class_to for testing within a range.
6148 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6149 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6151 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6152 (make_fixed_point_mode): New.
6153 (_ADD_ADJUST): Change C to C1 and C2.
6154 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6155 use a range for machine classes.
6156 (ADJUST_IBIT, ADJUST_FBIT): New.
6157 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6159 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6160 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6161 Emit adjustment for ibit and fbit.
6162 (emit_mode_ibit, emit_mode_fbit): New.
6163 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6165 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6167 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6168 as the source of the set.
6170 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6172 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6173 FP_REGNO_P): Use IN_RANGE.
6174 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6175 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6176 (DATA_REG_P): Use DATA_REGNO_P.
6177 (FP_REG_P): Use FP_REGNO_P.
6178 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6179 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6180 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6182 2007-06-24 Jan Hubicka <jh@suse.cz>
6185 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6187 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6190 * fold-const.c (fold_binary): Strip nops of operand 0
6191 of BIT_NOT_EXPR before calling operand_equal_p.
6192 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6193 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6195 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6197 * doc/extend.texi: Document that dllimport and dllexport imply
6199 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6200 imported or exported declaration, including type declarations.
6201 * c-common.c (handle_visibility_attribute): Check for conflicts
6202 with dllimport/dllexport.
6203 (c_determine_visibility): Handle dllimport/dllexport as an
6204 explicit visibility atttribute.
6206 2007-06-23 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/16876
6210 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6212 * tree-inline.c (initialize_inlined_parameters): Do not call
6213 lang_hooks.tree_inlining.convert_parm_for_inlining.
6214 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6215 reason for mismatched types.
6216 * gimplify.c (gimplify_call_expr): Verify the call expression
6217 arguments match the called function type signature. Otherwise
6218 mark the call expression to be not considered for inlining
6219 using CALL_CANNOT_INLINE_P flag.
6220 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6221 edges call expression.
6222 (cgraph_decide_inlining_of_small_function): Likewise.
6223 (cgraph_decide_inlining): Likewise.
6224 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6226 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6227 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6228 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6230 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6231 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6233 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6234 convert_parm_for_inlining member.
6236 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6239 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6240 Remove optimization for GT.
6242 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6245 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6247 (prescan_insns_for_dce): Add extra parameter.
6249 2007-06-23 Jan Hubicka <jh@suse.cz>
6252 * gimplify.c (mark_addressable): New function.
6253 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6255 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6258 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6260 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6263 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6264 moves between MMX/SSE registers to at least 8 units to prevent
6265 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6267 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6269 * config/i386/i386.c (override_options): Correct x86_sahf
6272 2007-06-21 David Daney <ddaney@avtrex.com>
6275 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6276 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6277 (exception_receiver): Renamed to ...
6278 (nonlocal_goto_receiver): ... this.
6280 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6282 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6283 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6284 partial register accesses.
6286 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6288 * fold-const.c (debug_fold_checksum): Move it under
6289 ENABLE_FOLD_CHECKING.
6291 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6294 * tree.h (debug_fold_checksum): Declared.
6295 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6296 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6297 build_fold_addr_expr_with_type_1.
6298 (fold_addr_expr, debug_fold_checksum): New.
6299 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6300 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6303 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6305 PR tree-optimization/19590
6306 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6307 of scev is a constant.
6308 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6310 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6312 * df-problems.c (df_note_bb_compute): Made computation of live
6313 info consistent with df_lr.
6315 2007-06-21 Richard Guenther <rguenther@suse.de>
6317 PR tree-optimization/32453
6318 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6319 for pointer anti-range.
6321 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6323 * config/i386/i386.c (processor_target_table): Increase maximum
6324 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6327 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6328 byte alignment if > 8 byte alignment is preferred.
6329 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6331 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6333 PR tree-optimization/31866
6334 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6335 if ASM_EXPR's input is not a SSA_NAME.
6338 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6339 but decl is a global var, instead return decl.
6340 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6341 even for is_global_var decls, if they are private in some outer
6344 2007-06-21 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/32451
6347 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6349 2007-06-21 Christian Bruel <christian.bruel@st.com>
6351 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6352 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6353 (push_regs): Changed saving order or banked registers.
6354 (sh_expand_epilogue): Likewise.
6355 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6356 (FIRST_BANKED_REG): Likewise.
6357 (LAST_BANKED_REG): Likewise.
6358 * config/sh/sh.md (banked) New attribute.
6359 (in_delay_slot): Check banked attribute.
6361 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6363 PR tree-optimization/32075
6364 * tree-data-ref.c (subscript_dependence_tester_1,
6365 analyze_miv_subscript, analyze_overlapping_iterations,
6366 add_distance_for_zero_overlaps, build_classic_dist_vector,
6367 subscript_dependence_tester_1, analyze_overlapping_iterations,
6368 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6369 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6370 to evolution_function_is_affine_multivariate_p.
6372 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6374 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6376 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6379 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6381 * config/m32c/prologue.md (epilogue_exitd_16): New.
6382 (epilogue_reit_16): New.
6383 (epilogue_exitd): Rename to epilogue_exitd_24.
6384 (epilogue_reit): Rename to epilogue_reit_24.
6386 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6387 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6389 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6391 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6392 if dbg_cnt (sched_insn) reaches the limit.
6393 (choose_ready): New parameter INSN_PTR and new return value.
6394 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6395 the new return value from choose_ready.
6396 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6397 (rest_of_handle_global_alloc): New global_alloc_at_func.
6399 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6401 PR tree-optimization/25737
6402 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6403 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6404 * tree-flow.h (struct fieldoff): Add new field alias_set.
6405 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6406 argument addressable_type. Set alias_set of fieldoff.
6407 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6408 (create_overlap_variables_for): Pass alias_set from fieldoff to
6410 * alias.c (get_alias_set): Use alias_set from SFT if set.
6412 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6414 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6415 of a variable as an unsigned HOST_WIDE_INT integer.
6417 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6419 PR rtl-optimization/32405
6420 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6422 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6424 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6427 * builtins.c: Include diagnostic.h.
6428 (expand_builtin_expect): Make gcc_assert more permissive.
6429 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6432 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6436 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6437 if ACCUMULATE_OUTGOING_ARGS.
6439 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6441 * config/m68hc11/m68hc11.c: Include dataflow header file.
6442 (m68hc11_reorg): Port to dataflow.
6444 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6446 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6447 (struct df_problem.free_blocks_on_set_blocks): New field.
6448 (struct dataflow.optional_p): New field.
6449 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6450 (df_live_set_all_dirty): New function.
6451 * df-scan.c (df_scan_alloc): Initialize optional_p.
6452 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6453 * df-core.c (df_set_blocks): Removed use of
6454 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6455 df_problem.free_blocks_on_set_blocks to determine which blocks are
6457 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6458 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6459 uses dataflow.optional_p to determine if problem should be
6461 (rest_of_handle_df_initialize): Only start live problem if
6463 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6464 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6465 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6466 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6467 problem_NOTE): Initialize free_blocks_on_set_blocks.
6468 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6470 (df_live_set_all_dirty, df_note_alloc): New function.
6471 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6473 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6474 * postreload.c (reload_combine): Ditto.
6475 * cse.c (cse_extended_basic_block): Ditto.
6476 * regmove.c (mark_flags_life_zones): Ditto.
6477 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6478 erase_matching_seqs): Ditto.
6479 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6480 * integrate (allocate_initial_values): Ditto.
6481 * combine.c (reg_dead_at_p): Ditto.
6482 * resource.c (mark_target_live_regs): Ditto.
6483 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6484 * config/sh/sh.c (find_r0_life_regions): Ditto.
6485 * global.c (rest_of_handle_global_alloc): Only add back df_live
6487 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6489 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6491 (if_convert): Make sure df_live is there at -O == 1.
6492 (pass_if_after_combine): Cleanup flags.
6493 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6494 is there at -O == 1.
6496 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6498 * config/arm/arm.c (arm_get_frame_offsets): Set
6499 offsets->locals_base to avoid negative stack size.
6500 (thumb1_expand_prologue): Assert on negative stack size.
6502 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6504 PR tree-optimization/32367
6505 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6506 of the chrec has no evolution in that loop.
6507 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6509 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6511 * config/xtensa/xtensa.c: Include "df.h".
6512 (xtensa_builtin_saveregs): Use adjust_address instead of
6514 (xtensa_va_start): Invoke make_tree with sizetype for
6515 expand_builtin_saveregs and then convert the result to a pointer.
6516 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6517 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6518 Subtract argument size from index value as integers and then use
6519 POINTER_PLUS_EXPR to add the result to the array address.
6521 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6524 * config/m32c/m32c.c: Include dataflow header file.
6525 (m32c_emit_prologue): Adjust for prologue insn change.
6526 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6527 once inside a PARALLEL. Assume frame size passed in operand 0
6528 includes space to save the fb register.
6529 (prologue_enter_24): Likewise.
6530 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6532 2007-06-19 David Daney <ddaney@avtrex.com
6535 * config/mips/mips.md (cprestore): Mark $gp as used.
6537 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6540 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6541 (frv_ifcvt_modify_insn): Likewise.
6543 2007-06-19 Richard Guenther <rguenther@suse.de>
6545 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6546 only handle positive offsets that fit in a HOST_WIDE_INT.
6548 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6550 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6551 result of rsqrt insn for zero input argument to avoid NaN.
6553 2007-06-19 Richard Guenther <rguenther@suse.de>
6556 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6558 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6560 PR tree-optimization/32353
6561 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6563 2007-06-19 Nick Clifton <nickc@redhat.com>
6565 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6567 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6570 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6571 * config/i386/i386.c (assign_386_stack_local): Assert that
6572 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6573 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6574 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6575 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6577 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6579 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6581 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6583 PR rtl-optimization/32321
6584 * gcse.c (replace_store_insn): Update the note before
6585 calling emit_insn_after.
6587 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6590 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6592 * df-problems.c (df_note_bb_compute): Fix dumping info.
6594 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6596 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6597 insn with emit_jump_insn.
6599 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6601 PR tree-optimization/32383
6602 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6603 * targhooks.h (default_builtin_reciprocal): Update prototype.
6604 * target.h (struct gcc_target): Update builtin_reciprocal.
6605 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6606 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6607 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6608 when fndecl is in BUILT_IN_MD class.
6609 (execute_convert_to_rsqrt): Ditto.
6611 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6612 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6613 Convert BUILT_IN_SQRTF code only when md_fn is false.
6615 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6617 * bt-load.c (move_btr_def): Fix the order of arguments
6618 to validate_replace_rtx.
6620 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6622 * config/m68k/m68k-devices.def: Add 54450..54455.
6624 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6626 PR rtl-optimization/32366
6627 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6628 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6631 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6634 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6635 this is true, rescan insn being modified.
6636 (sms_schedule): Added rescan parameter.
6637 (rest_of_handle_sms): Moved freeing of dominance info to before
6638 getting out of cfg_layout.
6640 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6642 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6643 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6646 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6647 FL_CF_EMAC from the entry for isac.
6649 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6650 (const_sibcall_operand): New.
6651 (sibcall_operand): Use it.
6652 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6653 (m68k_isas): ISAC does not imply FPU or EMAC.
6654 (override_options): Add ISA_C logic for symbolic jump & call.
6656 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6658 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6659 return mode from the builtin itself.
6660 (sparc_fold_builtin): Fix cast of zero constant.
6662 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6664 * targhooks.c (default_builtin_reciprocal): New default target hook.
6665 * targhooks.h (default_builtin_reciprocal): Add prototype.
6666 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6667 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6668 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6669 default_builtin_reciprocal.
6671 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6674 * hooks.c (hook_tree_tree_bool_null): New hook.
6675 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6676 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6677 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6678 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6679 and convert it to reciprocal a*rfunc(b).
6680 (execute_convert_to_rsqrt): New function.
6681 (gate_convert_to_rsqrt): New function.
6682 (pass_convert_to_rsqrt): New pass definition.
6683 * target.h (struct gcc_target): Add builtin_reciprocal.
6684 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6685 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6686 TARGET_BUILTIN_RECIPROCAL.
6687 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6689 * config/i386/i386.h (TARGET_RECIP): New define.
6690 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6691 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6692 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6693 and not optimizing for size.
6694 (*rcpsf2_sse): New insn pattern.
6695 (*rsqrtsf2_sse): Ditto.
6696 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6697 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6698 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6699 and not optimizing for size.
6700 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6701 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6702 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6703 and not optimizing for size.
6704 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6705 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6706 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6707 and not optimizing for size.
6708 (*sse_rsqrtv4sf2): Do not export.
6710 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6711 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6712 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6713 and not optimizing for size.
6715 * config/i386/i386.opt (mrecip): New option.
6716 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6717 (ix86_emit_swsqrtsf): Ditto.
6718 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6719 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6721 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6722 ix86_expand_unop1_builtin.
6723 (ix86_emit_swdivsf): New function.
6724 (ix86_emit_swsqrtsf): Ditto.
6725 (ix86_builtin_reciprocal): New function.
6726 (TARGET_BUILTIN_RECIPROCAL): Use it.
6727 (ix86_vectorize_builtin_conversion): Rename from
6728 ix86_builtin_conversion.
6729 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6730 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6731 "i386 and x86_64 Options" section.
6732 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6734 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6735 Zdenek Dvorak <dvorakz@suse.cz>
6736 Richard Guenther <rguenther@suse.de>
6737 Kaz Kojima <kkojima@gcc.gnu.org>
6739 * tree-vrp.c (compare_values_warnv): Convert val2 to
6741 (extract_range_from_assert): Create
6742 POINTER_PLUS_EXPR for pointer types.
6743 (extract_range_from_binary_expr): Handle
6744 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6746 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6747 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6748 POINTER_PLUS_EXPR as PLUS_EXPR.
6749 (number_of_iterations_lt_to_ne):
6750 For pointer types, use sizetype when
6751 creating MINUS_EXPR/PLUS_EXPRs.
6752 (assert_loop_rolls_lt): For pointer types, use sizetype when
6753 creating MINUS_EXPR/PLUS_EXPRs.
6754 (number_of_iterations_le): Likewise.
6755 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6756 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6757 like PLUS_EXPR and MINUS_EXPR.
6758 * tree-pretty-print.c (dump_generic_node): Handle
6760 (op_prio): Likewise.
6761 (op_symbol_1): Likewise.
6762 * optabs.c (optab_for_tree_code): Likewise.
6763 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6765 * tree-tailcall.c (process_assignment): Mention
6766 POINTER_PLUS_EXPR in a TODO comment.
6767 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6768 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6769 not used with a pointer and an integer type.
6770 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6771 increment using chrec_convert_rhs instead of chrec_convert.
6772 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6773 PLUS_EXPR except for the right hand side's type will be
6775 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6776 (fold_used_pointer_cast): Kill.
6777 (pointer_offset_p): Kill.
6778 (fold_used_pointer): Kill.
6779 (pointer_used_p): Kill.
6780 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6781 call fold_used_pointer.
6782 (instantiate_parameters_1): Convert the increment
6783 using chrec_convert_rhs instead of chrec_convert.
6784 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6785 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6786 instead of PLUS_EXPR.
6787 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6788 PLUS_EXPR for pointers.
6789 (std_gimplify_va_arg_expr): Likewise.
6790 (fold_builtin_memory_op): Likewise.
6791 (fold_builtin_strstr): Likewise.
6792 (fold_builtin_strchr): Likewise.
6793 (fold_builtin_strrchr): Likewise.
6794 (fold_builtin_strpbrk): Likewise.
6795 (expand_builtin_memory_chk): Likewise.
6796 (fold_builtin_memory_chk): Likewise.
6797 (std_expand_builtin_va_start): Use
6798 sizetype for the call to make_tree and then convert
6799 to the pointer type.
6800 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6801 instead of PLUS_EXPR for adding to a pointer.
6802 (std_gimplify_va_arg_expr): Use fold_build2 for
6803 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6804 the operands to sizetype first and then cast the BIT_AND_EXPR
6805 back to the pointer type.
6806 * fold-const.c (build_range_check): Handle pointer types
6808 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6809 of PLUS_EXPR's. Make sure the offset is converted to
6811 (try_move_mult_to_index): Strip the NOPs from the offset.
6812 Remove code argument and replace all uses with PLUS_EXPR.
6813 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6814 specially. Don't use a pointer type for MINUS_EXPR.
6815 (fold_unary): Handle for (T1)(X op Y),
6816 only p+ as that is the only as that can be handled for
6817 binary operators now.
6818 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6820 <case PLUS_EXPR>: Add folding of PTR+INT into
6822 Don't call try_move_mult_to_index.
6823 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6824 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6825 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6826 Don't call try_move_mult_to_index.
6827 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6828 (tree_expr_nonzero_p): Likewise.
6829 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6830 of PLUS_EXPR for the complex expression folding.
6831 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6832 first chrec is a pointer type, then the second should
6833 be sizetype and not the first's type.
6834 For POINTER_PLUS_EXPR, use a different right hand side type.
6835 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6836 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6837 different right hand side type.
6838 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6839 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6840 instead of PLUS_EXPR.
6841 When either operand is zero, convert the other operand.
6842 (chrec_apply): Use chrec_convert_rhs
6843 on the argument x instead of chrec_convert.
6844 (reset_evolution_in_loop): For pointer types, the new_evol
6846 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6847 different right hand side type.
6848 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6849 (chrec_convert_rhs): New function.
6850 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6851 different right hand side type.
6852 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6853 * tree-chrec.h (chrec_convert_rhs): New prototype.
6854 (build_polynomial_chrec): For pointer types, the right hand
6855 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6856 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6857 Remove subtraction case as it is always addition now.
6858 Make sure the offset is converted to sizetype.
6859 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6860 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6861 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6862 PLUS_EXPR in pointer type.
6863 Handle POINTER_PLUS_EXPR.
6864 (tree_to_aff_combination): Likewise.
6865 (force_expr_to_var_cost): Likewise.
6866 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6867 instead of PLUS_EXPR for pointers.
6868 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6869 instead of PLUS_EXPR of pointer types.
6870 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6872 (check_va_list_escapes): Likewise.
6873 (check_all_va_list_escapes): Likewise.
6874 * dwarf2out.c (loc_descriptor_from_tree_1):
6875 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6876 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6877 (string_constant): Likewise.
6878 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6879 the offset to the base, use POINTER_PLUS_EXPR.
6880 (add_to_parts): Convert the index to sizetype.
6881 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6882 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6883 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6884 Offset only holds something for PLUS_EXPR.
6885 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6887 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6889 (analyze_accesses_for_modify_stmt): Likewise.
6890 Remove comment about the type being integral type as it is
6892 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6894 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6896 Correct the type which the artimentic is done in (is now
6899 * tree-data-ref.c (split_constant_offset): Handle
6901 * tree-affine.c (tree_to_aff_combination): Likewise.
6902 * c-typeck.c (build_unary_op): For pointers create the increment
6903 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6905 * gimplify.c (gimplify_self_mod_expr): Create a
6906 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6907 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6908 * tree.def (POINTER_PLUS_EXPR): New tree code.
6909 * tree-predcom.c (ref_at_iteration): If we have a pointer
6910 type do the multiplication in sizetype.
6911 * tree-mudflap.c (mf_xform_derefs_1): Create a
6912 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6913 * tree-ssa-forwprop.c
6914 (forward_propagate_addr_into_variable_array_index):
6915 Don't expect there to be a cast for the index as that
6916 does not exist anymore.
6917 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6918 instead of PLUS_EXPR.
6919 Don't check for the first operand of the POINTER_PLUS_EXPR
6920 was the index as it cannot be.
6921 Call forward_propagate_addr_into_variable_array_index with
6922 the SSA_NAME instead of the statement.
6923 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6924 (compare_constant): Likewise.
6925 (copy_constant): Likewise.
6926 (compute_reloc_for_constant): Likewise.
6927 (output_addressed_constants): Likewise.
6928 (initializer_constant_valid_p): Likewise.
6929 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6930 Convert the MIN/MAX of the inner type to the outer
6931 type before comparing them.
6932 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6933 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6934 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6935 of PLUS_EXPR for pointers.
6936 * tree-inline.c (estimate_num_insns_1): Handle
6938 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6939 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6940 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6941 instead of PLUS_EXPR for the pointer increment statement.
6942 (vect_update_ivs_after_vectorizer): For pointer types, create
6943 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6944 MULT_EXPR in sizetype.
6945 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6947 * tree-object-size.c (plus_expr_object_size): Handle
6948 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6949 code which is trying to figure out which side is a pointer and
6951 (check_for_plus_in_loops_1): Likewise.
6952 (check_for_plus_in_loops): Likewise.
6953 * c-common.c (pointer_int_sum): Create a
6954 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6955 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6956 only POINTER_PLUS_EXPR. Removing all the extra
6957 code which is trying to figure out which side is a pointer and
6959 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6960 PLUS_EXPR and MINUS_EXPR.
6961 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6963 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6964 with make_tree, instead of a pointer type.
6965 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6966 for pointers instead of PLUS_EXPR.
6967 (s390_gimplify_va_arg): Likewise.
6968 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6969 instead of PLUS_EXPR when doing addition on pointer
6970 types. Use sizetype for the second operand.
6971 (spu_gimplify_va_arg_expr): Likewise.
6972 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6973 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6974 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6975 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6976 for the pointer addition and also use size_int/sizetype
6978 (ix86_gimplify_va_arg): Likewise.
6979 Perform BIT_AND_EXPR on sizetype arguments.
6980 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6981 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6982 for the pointer additions and also use size_int for the offsets.
6983 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6984 additions and also use size_int for the offsets. Perform
6985 BIT_AND_EXPR on sizetype arguments.
6986 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6987 POINTER_PLUS_EXPR for pointers and create the
6988 BIT_AND_EXPR in sizetype.
6989 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6990 instead of PLUS_EXPR for pointer addition.
6991 (rs6000_va_start): Likewise.
6992 Also use sizetype for the offset.
6993 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
6994 as PLUS_EXPR/MINUS_EXPR.
6995 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
6996 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
6997 Don't use BIT_AND_EXPR on a pointer type, convert the
6998 expression to sizetype first.
6999 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7001 (mips_gimplify_va_arg_expr): Likewise.
7002 Don't create BIT_AND_EXPR in a pointer type.
7004 2007-06-15 Eric Christopher <echristo@apple.com>
7006 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7007 (x86_64-*-darwin*): Ditto.
7008 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7011 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7013 * doc/extend.texi: Document behavior of __attribute__((aligned))
7016 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7018 * rtlanal.c (note_stores): Improve documentation.
7020 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7022 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7023 LOCAL_LABEL_PREFIX): Delete.
7024 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7025 (bfin_internal_label): Delete.
7027 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7029 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7030 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7031 otherwise define to LIBGCC2_TF_CEXT.
7032 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7033 (LIBGCC_TF_CEXT): Ditto.
7036 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7038 PR rtl-optimization/32339
7039 * df-scan.c (df_uses_record): Don't modify flags but just add to
7040 it for df_ref_record.
7042 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7044 * tree-mudflap.c: Fix whitespace issues.
7046 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7048 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7050 2007-06-14 Eric Christopher <echristo@apple.com>
7052 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7053 (movv4sf): Use gcc_unreachable instead of abort.
7055 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7058 * config/i386/sfp-machine.h (CMPtype): New define.
7059 (mach stubs): Use CMPtype instead of int as a return type.
7061 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7063 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7064 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7065 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7066 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7067 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7068 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7069 config/soft-fp/soft-fp.h: Update from glibc CVS.
7071 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7073 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7075 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7078 * config/v850/v850.c: Include dataflow header file.
7079 (substitute_ep_register): Fix typo.
7081 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7083 * configure.ac: Fix earlier checkin.
7084 * configure: Regenerated.
7086 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7088 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7089 * aclocal.m4: Regenerate.
7090 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7091 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7092 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7093 * configure: Regenerate.
7094 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7096 * Makefile.in (quickstrap): Build libgcc too.
7098 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7100 * configure.ac: Add --enable-checking=df. Explicitly mention that
7101 the variables are initialized as for "release".
7102 * df-core.c: Use it.
7103 * configure: Regenerate.
7104 * config.in: Regenerate.
7106 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7108 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7109 validate_replace_rtx instead of replace_rtx.
7110 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7112 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7114 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7115 (DWARF2_UNWIND_INFO): Override default if configured with
7117 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7118 (ENDFILE_SPEC): Add crtend.o.
7119 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7120 (ENDFILE_SPEC): Add crtend.o.
7121 (TARGET_USE_JCR_SECTION): Define.
7122 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7124 * config/i386/cygming-crtbegin.c: New file.
7125 * config/i386/cygming-crtend.c: New file.
7127 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7129 * config/i386/w32-unwind.h: New file.
7131 2007-06-13 Eric Christopher <echristo@apple.com>
7133 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7134 the user set a value below STACK_BOUNDARY.
7136 2007-06-13 Thiemo Seufer <ths@networkno.de>
7138 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7139 imply -lpthread for -pthread.
7141 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7143 * basic-block.h: Remove the prototype for
7144 free_basic_block_vars.
7145 * cfglayout.h: Remove the prototype for
7146 insn_locators_initialize.
7147 * tree.h: Remove the prototype for emit_line_note.
7149 * tree-ssa-pre.c (mergephitemp): Remove.
7150 (init_pre): Don't use mergephitemp.
7152 2007-06-13 Eric Christopher <echristo@apple.com>
7154 * config/i386/i386.c (override_options): If we've specified
7155 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7157 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7159 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7162 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7164 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7165 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7166 (eh_store_handler): New pattern.
7167 (eh_return): Emit it instead of a plain move.
7169 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7172 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7173 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7176 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7178 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7179 (find_next_insn_start, find_load): New functions.
7180 (bfin_reorg): Use them to deal with the fact that parallel insns are
7181 no longer represented as a SEQUENCE.
7183 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7185 * config/sparc/sparc.c (sparc_override_options): Initialize
7188 2007-06-13 Dave Korn <dave.korn@artimi.com>
7190 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7193 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7195 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7196 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7197 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7198 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7199 tree-vect-transform.c: Fix comment typos. Follow spelling
7202 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7204 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7205 to the exit block use set.
7206 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7207 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7208 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7210 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7212 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7213 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7214 to indicate an error.
7215 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7217 (dbg_cnt_process_opt): Print an error on a bad argument.
7218 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7219 * common.opt (-fdbg-cnt-list): New.
7220 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7222 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7224 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7225 flag on ref-all pointers.
7227 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7230 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7231 for the offset with the modifier as EXPAND_INITIALIZER
7232 if the modifier is EXPAND_INITIALIZER.
7233 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7234 a register if we had an overflow.
7236 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7238 * real.c (real_isfinite): New.
7239 (real_sqrt): Use it.
7240 * real.h (real_isfinite): New.
7241 * builtins.c: Use it.
7243 2007-06-12 Ian Lance Taylor <iant@google.com>
7244 Daniel Berlin <dberlin@dberlin.org>
7247 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7248 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7249 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7250 (DECL_NO_TBAA_P): Define.
7251 (struct tree_decl_common): Add no_tbaa_flag field.
7252 * tree-ssa-structalias.c (struct variable_info): Add
7253 no_tbaa_pruning field.
7254 (new_var_info): Initialize no_tbaa_pruning field.
7255 (unify_nodes): Copy no_tbaa_pruning field.
7256 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7257 (dump_solution_for_var): Print no_tbaa_pruning flag.
7258 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7260 (compute_tbaa_pruning): New static function.
7261 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7262 Call compute_tbaa_pruning.
7263 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7264 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7265 * gimple-low.c (lower_stmt): Likewise.
7266 * tree-gimple.c (is_gimple_stmt): Likewise.
7267 * tree-ssa-operands.c (get_expr_operands): Likewise.
7268 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7269 * tree-inline.c (estimate_num_insns_1): Likewise.
7270 (copy_result_decl_to_var): Likewise.
7271 * expr.c (expand_expr_real_1): Likewise.
7272 * tree-pretty-print.c (dump_generic_node): Likewise.
7273 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7274 * omp-low.c (omp_copy_decl_2): Likewise.
7275 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7276 * doc/c-tree.texi (Expression trees): Document
7277 CHANGE_DYNAMIC_TYPE_EXPR.
7279 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7281 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7282 with !HONOR_NANS and !HONOR_INFINITIES.
7283 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7285 2007-06-12 Tristan Gingold <gingold@adacore.com>
7287 * gcov.c: Comments updated.
7288 (source_info): Add file_time field.
7289 (source_index): New variable.
7290 (mutiple_files): New variable.
7291 (generate_results): New function extracted from process_file.
7292 (process_file): Save and restore chain of functions, generate
7293 results and free structures only if not merging results.
7294 (release_structures): File names are now freed in create_file_names
7295 (create_file_names): Free previous file names.
7296 (find_source): File date is now read here and modifications in
7297 source files is checked here.
7298 (read_graph_file): Only reverse order of functions for the current
7300 (make_gcov_file_name): Do not generate long names if input_name is
7302 (output_lines): If merging results do not display graph, data and
7304 Checking source file modification is done in find_source.
7306 * doc/gcov.texi: Append an s to sourcefile.
7308 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7310 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7311 (forced_nop): New pattern.
7312 * config/bfin/bfin.c: Include "df.h".
7313 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7314 (bfin_discover_loop): Use df_get_live_in instead of
7315 global_live_at_start.
7316 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7317 df_analyze when done.
7318 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7319 the insns. Use QImode for the final insn in a bundle. Call
7320 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7322 (reorder_var_tracking_notes): New function.
7323 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7324 update_life_info. Call df_analyze after scheduling and bundle
7325 generation. Call reorder_var_tracking_notes if generating these
7326 notes. Call df_finish_pass at the end.
7328 2007-06-12 Dirk Mueller <dmueller@suse.de>
7330 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7331 a comparison, not an assignment.
7333 2007-06-12 Olivier Hainque <hainque@adacore.com>
7335 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7336 Request walking the subtrees only, leaving the current is_lhs/val_only
7338 (convert_non_local_reference): Likewise.
7340 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7342 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7344 2007-06-12 Richard Guenther <rguenther@suse.de>
7346 PR tree-optimization/15353
7347 PR tree-optimization/31657
7348 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7349 * timevar.def: Add TV_TREE_IFCOMBINE.
7350 * tree-pass.h (pass_tree_ifcombine): Declare.
7351 * tree-ssa-ifcombine.c: New file.
7352 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7353 * tree-flow.h (blocks_in_phiopt_order): Declare.
7354 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7355 (tree-ssa-ifcombine.o): New dependencies.
7357 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7359 PR rtl-optimization/32293
7360 * combine.c (simplify_if_then_else): Truncate return from
7361 nonzero_bits() to correct mode.
7363 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7365 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7366 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7368 2007-06-11 Diego Novillo <dnovillo@google.com>
7370 * Makefile.in (reload1.o-warn): Remove.
7372 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7374 * combine.c (subst): Use reg_overlap_mentioned_p
7375 instead of comparing register numbers directly.
7377 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7379 * reload1.c (mark_home_live_1): Use the mode parameter.
7381 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7383 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7384 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7388 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7390 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7392 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7395 from integer registers.
7396 (FP mode splitters): Handle TFmode.
7398 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7400 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7401 for ref-all pointers that point-to anything.
7403 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7405 * config/arm/arm.c (arm_output_dwarf_dtprel,
7406 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7408 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7410 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7411 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7414 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7416 * tree.c (signed_or_unsigned_type_for): New.
7417 (unsigned_type_for): Use signed_or_unsigned_type_for.
7418 (signed_type_for): Use signed_or_unsigned_type_for.
7419 * tree.h (signed_or_unsigned_type_for): New.
7420 (get_signed_or_unsigned_type): Remove.
7421 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7422 lang_hooks.types.signed_type
7423 (size_diffop): Likewise.
7424 (all_ones_mask_p): Likewise.
7425 (build_range_check): Likewise.
7426 (fold_cond_expr_with_comparison): Likewise.
7427 (fold_cond_expr_with_comparison): Likewise.
7428 (unextend): Likewise.
7429 (extract_muldiv_1): Likewise.
7430 (fold_single_bit_test_into_sign_test): Likewise.
7431 (fold_binary): Likewise.
7432 (fold_ternary): Likewise.
7433 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7434 instead of get_signed_or_unsigned_type.
7435 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7436 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7437 * expr.c (signed_or_unsigned_type_for): Use
7438 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7439 * langhooks.c (get_signed_or_unsigned_type): Remove.
7440 (lhd_signed_or_unsigned_type): Remove.
7441 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7442 signed_or_unsigned_type.
7443 (lhd_signed_or_unsigned_type): Remove.
7444 * expmed.c (make_tree): Use signed_type_for instead of
7445 lang_hooks.types.signed_type.
7446 * c-common.c (same_scalar_type_ignoring_signedness): Use
7447 c_common_signed_type instead of lang_hooks.types.signed_type.
7448 (c_common_unsigned_type): New.
7449 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7450 (shorten_compare): Use c_common_unsigned_type instead of
7451 c_common_signed_or_unsigned_type.
7452 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7454 * convert.c (convert_to_integer): Use signed_type_for instead of
7455 lang_hooks.types.signed_type.
7456 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7457 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7458 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7459 * c-format.c (check_format_types): Use c_common_unsigned_type
7460 instead of unsigned_type_for.
7461 * c-decl.c (groakdeclarator): Likewise.
7462 * c-typeck.c (convert_for_assignment): Likewise.
7463 * c-common.h (c_common_unsigned_type): New.
7465 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7468 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7469 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7471 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7474 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7475 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7477 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7478 Sebastian Pop <sebpop@gmail.com>
7480 * lambda-code.c (remove_iv): New.
7481 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7483 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7485 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7486 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7487 * tree-ssa-loop-prefetch.c: Include optabs.h.
7488 (FENCE_FOLLOWING_MOVNT): New macro.
7489 (struct mem_ref): Add independent_p and storent_p fields.
7490 (record_ref): Initalize the new fields.
7491 (gather_memory_references_ref): Return true if the reference
7493 (gather_memory_references): Check whether all memory accesses
7494 in loop were recorded.
7495 (should_issue_prefetch_p): Return false for nontemporal stores.
7496 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7497 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7498 (determine_loop_nest_reuse): Detect independent memory references.
7499 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7500 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7501 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7502 * config/i386/i386.h (x86_mfence): Declare.
7503 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7504 * config/i386/i386.c (x86_mfence): New variable.
7505 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7507 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7508 * optabs.c (init_optabs): Initialize storent_optab.
7509 * optabs.h (enum optab_index): Add OTI_storent.
7510 (storent_optab): Declare.
7511 * genopinit.c (optabs): Add initialization for storent_optab.
7512 * tree.h (MOVE_NONTEMPORAL): New macro.
7513 * expr.c (expand_assignment, store_expr, store_constructor_field,
7514 store_constructor, store_field, expand_expr_real_1): Propagate
7515 nontemporality of the expanded store.
7516 (emit_storent_insn): New function.
7517 * expr.h (expand_assignment, store_expr): Declaration changed.
7518 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7519 to expand_assignment.
7520 * stmt.c (expand_asm_expr): Ditto.
7521 * calls.c (initialize_argument_information): Pass false as
7522 nontemporality to store_expr.
7523 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7526 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7528 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7530 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7532 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7534 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7535 and allow DECL_P here.
7537 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7539 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7540 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7541 track of the size of the expression.
7542 * cfghooks.c (merge_blocks): Remove block from loops structure only
7543 after call of the merge_blocks hook.
7545 2007-06-09 Tom Tromey <tromey@redhat.com>
7547 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7548 (deprecated_state): Removed.
7549 (start_decl): Update.
7550 (enum deprecated_states): Moved earlier.
7551 (groktypename): Update.
7552 (push_parm_decl): Likewise.
7553 (grokfield): Likewise.
7554 (start_function): Likewise.
7556 2007-06-09 Ian Lance Taylor <iant@google.com>
7558 PR tree-optimization/32169
7559 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7560 CONVERT_EXPR, check whether min and max both converted to an
7561 overflow infinity representation.
7563 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7565 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7566 not inserted on the edge.
7568 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7570 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7571 instructions if they are supported.
7572 (__divsi3, __umodsi3, __modsi3): Likewise.
7573 (__ashldi3, __ashrdi3, __lshrdi3): New.
7574 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7576 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7577 Tony Linthicum <tony.linthicum@amd.com>
7579 * doc/invoke.texi: Add fvect-cost-model flag.
7580 * common.opt (fvect-cost-model): New flag.
7581 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7582 cost fields in stmt_vec_info struct for STMT.
7583 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7584 fields in stmt_vec_info struct and access functions for the same.
7585 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7586 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7587 load, store and vector to scalar operation.
7588 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7589 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7590 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7591 (TARG_VEC_STORE_COST): Define cost of vector store.
7592 (vect_estimate_min_profitable_iters): Define new function.
7593 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7594 check to evaluate if loop iterations are less than minimum profitable
7595 iterations determined by cost model or minimum vect loop bound defined
7596 by user, whichever is more conservative.
7597 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7598 run-time check to evaluate if loop iterations are less than minimum
7599 profitable iterations determined by cost model or minimum vect loop
7600 bound defined by user, whichever is more conservative.
7601 (vect_estimate_min_profitable_iterations): New function to estimate
7602 mimimimum iterartions required for vector version of loop to be
7603 profitable over scalar version.
7604 (vect_model_reduction_cost): New function.
7605 (vect_model_induction_cost): New function.
7606 (vect_model_simple_cost): New function.
7607 (vect_cost_strided_group_size): New function.
7608 (vect_model_store_cost): New function.
7609 (vect_model_load_cost): New function.
7610 (vectorizable_reduction): Call vect_model_reduction_cost during
7612 (vectorizable_induction): Call vect_model_induction_cost during
7614 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7615 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7616 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7617 vectorizable_promotion, vectorizable_demotion): Call
7618 vect_model_simple_cost during analysis phase.
7620 2007-06-08 Simon Baldwin <simonb@google.com>
7622 * reg-stack.c (get_true_reg): Readability change. Moved default case
7623 label into direct switch statement scope.
7625 2007-06-08 Simon Baldwin <simonb@google.com>
7627 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7628 in gcc_assert() with '==' comparison.
7630 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7632 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7633 TARGET_ABM handling of x86_popcnt variable.
7635 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7637 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7638 __builtin_copysignq and __builtin_infq built-in functions.
7640 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7642 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7643 SSE4.2 section. Correct built-in function names in SSE4A section.
7645 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7647 PR tree-optimization/32243
7648 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7649 for ncopies after ratio check between nunits_out and nunits_in.
7650 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7652 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7654 PR tree-optimization/32224
7655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7656 vectorization upon a non GIMPLE_MODIFY_STMT.
7658 2007-06-08 Christian Bruel <christian.bruel@st.com>
7661 * config/sh/sh.md (doloop_end): New pattern and splitter.
7662 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7664 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7667 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7669 (verify_dominators): Do not change dominance tree.
7671 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7673 * config/sh/constraints.md: New file.
7674 * config/sh/sh.c: Include tm-constrs.h.
7675 (reg_class_from_letter): Remove.
7676 (prepare_cbranch_operands): Use satisfies_constraint_*
7677 function instead of macro.
7678 (andcosts, broken_move, sh_secondary_reload): Likewise.
7679 * config/sh/predicates.md (trapping_target_operand): Likewise.
7680 (and_operand, arith_operand, arith_reg_or_0_operand,
7681 cmp_operand, logical_operand, target_operand,
7682 ua_address_operand, ua_offset, xor_operand): Likewise.
7683 * config/sh/sh.md: Include constraints.md.
7684 (*movsicc_t_false): Use satisfies_constraint_* function
7686 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7687 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7688 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7689 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7690 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7691 (REG_CLASS_FROM_CONSTRAINT): Remove.
7692 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7693 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7694 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7695 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7696 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7697 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7698 function instead of macro.
7699 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7700 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7701 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7702 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7703 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7704 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7705 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7706 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7707 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7708 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7709 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7710 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7711 EXTRA_CONSTRAINT_STR): Likewise.
7712 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7714 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7716 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7718 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7721 * c-common.h (flag_cpp0x): Replaced by...
7722 (cxx_dialect): ... this new variable specifying the C++ dialect that
7724 * c-common.c (flag_cpp0x): Removed.
7725 (cxx_dialect): Defined.
7726 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7728 * c-opts.c (c_common_post_options): Likewise.
7729 (set_std_cxx98): Set cxx_dialect to cxx98.
7730 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7732 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7733 Hui-May Chang <hm.chang@apple.com>
7735 * doc/invoke.texi (Darwin Options): Update documentation for
7736 -mmacosx-version-min.
7737 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7738 * config/darwin-driver.c: New file.
7739 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7740 * config/t-darwin (darwin-driver.o): New rule.
7742 * config/darwin-c.c (version_as_macro): Ignore low digit.
7744 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7746 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7747 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7748 (CSGNMODE): New mode macro.
7749 (CSGNVMODE): New mode attribute.
7750 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7751 expander using CSGNMODE mode macro. Handle TFmode.
7752 (copysign<mode>3_const): Rename from copysignsf3_const and
7753 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7755 (copysign<mode>3_var): Rename from copysignsf3_var and
7756 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7758 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7759 mode macro. Handle TFmode.
7760 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7761 (iortf3, *iortf3): Ditto.
7762 (xortf3, *xortf3): Ditto.
7763 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7764 TFmode and TImode masks.
7765 (ix86_expand_copysign): Expand TFmode copysign insn.
7766 (IX86_BUILTIN_INFQ): New.
7767 (IX86_BUILTIN_FABSQ): Ditto.
7768 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7769 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7770 [__builtin_fabsq]: Ditto.
7771 [__builtin_copysignq]: Ditto.
7772 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7773 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7774 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7775 ix86_expand_binop_builtin().
7777 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7779 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7781 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7784 * rtl.h (push_to_sequence2): New.
7785 * emit-rtl.c (push_to_sequence2): New.
7786 * function.c (assign_parm_data_all): Add new fields.
7787 (assign_parm_setup_block): Call push_to_sequence2 instead of
7789 (assign_parm_setup_reg): Ditto.
7790 (assign_parm_setup_stack): Ditto.
7791 (assign_parms_unsplit_complex): Ditto.
7792 (assign_parms): Change field name.
7794 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7796 PR tree-optimization/32220
7797 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7798 phi node is reached before defining statement.
7800 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7803 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7804 after changing the right hand side of the assignment.
7806 2007-06-06 Eric Christopher <echristo@apple.com>
7808 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7809 (x86_64-*-darwin*): Ditto.
7810 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7811 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7813 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7815 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7817 (add_key): Likewise.
7818 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7819 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7821 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7823 (add_cost_one_coalesce): Likewise.
7824 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7825 variable names. Rename orig to orig_name for consistency.
7826 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7828 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7830 (record_equivalences_from_stmt): Likewise.
7831 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7832 the coding conventions.
7833 (memory_ssa_name_same): Likewise.
7834 (dse_optimize_stmt): Likewise.
7835 (dse_record_phis): Likewise.
7836 (dse_finalize_block): Likewise.
7837 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7838 keywords as variable names.
7839 (may_move_till): Cast according to the coding conventions.
7840 (force_move_till_expr): Avoid using C++ keywords as variable names.
7841 (force_move_till): Cast according to the coding conventions.
7842 (memref_hash): Likewise.
7843 (memref_eq): Likewise.
7844 (gather_mem_refs_stmt): Likewise.
7845 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7846 using C++ keywords as variable names.
7847 (idx_find_step): Cast according to the coding conventions.
7848 (idx_record_use): Likewise.
7849 (find_depends): Likewise.
7850 (prepare_decl_rtl): Likewise.
7851 (mbc_entry_hash): Likewise.
7852 (mbc_entry_eq): Likewise.
7853 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7854 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7855 (idx_infer_loop_bounds): Cast according to the coding conventions.
7856 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7857 * tree-ssa-math-opts.c (occ_new ): Likwise.
7858 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7860 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7862 (add_use_op): Likewise.
7863 (add_vop): Likewise.
7864 (add_vuse_op): Likewise.
7865 (add_vdef_op): Likewise.
7866 (get_expr_operands): Likewise.
7867 (push_stmt_changes): Use type safe memory macros.
7868 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7869 keywords as variable names.
7870 (conditional_replacement): Likewise.
7871 (minmax_replacement): Likewise.
7872 (abs_replacement): Likewise.
7873 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7875 (insert_fake_stores): Avoid using C++ keywords as variable names.
7876 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7878 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7879 (heapvar_insert): Use type safe memory macros.
7880 (new_var_info): Cast according to the coding conventions.
7881 (new_constraint): Likewise.
7882 (remove_preds_and_fake_succs): Use type safe memory macros.
7883 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7885 (thread_single_edge): Likewise.
7886 (thread_through_loop_header): Likewise.
7888 2007-06-06 Eric Christopher <echristo@apple.com>
7890 * config/i386/i386.c (override_options): Move handling
7891 of TARGET_SUBTARGET* earlier.
7893 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7895 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7898 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7900 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7901 emited outside of basic block.
7902 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7904 * rtl.h (delete_insn_chain): Declaration changed.
7905 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7907 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7908 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7909 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7910 to delete_insn_chain.
7911 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7912 do not have bb field set.
7913 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7915 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7916 * cfgcleanup.c (try_optimize_cfg): Ditto.
7918 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7920 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7921 (lambda_body_vector_new): Use type safe memory macros.
7922 (lambda_linear_expression_new): Likewise.
7923 (lambda_loopnest_new): Likewise.
7924 (lambda_lattice_new): Likewise.
7925 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7926 conventions. Use type safe memory macros.
7927 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7928 (lambda_body_vector_s): Likewise.
7929 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7930 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7932 2007-06-06 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7935 if we need to schedule cfg_cleanup.
7936 (tree_ssa_forward_propagate_single_use_vars): Do so.
7938 2007-06-06 Ian Lance Taylor <iant@google.com>
7940 * fold-const.c (merge_ranges): If range_successor or
7941 range_predecessor fail, just return 0.
7943 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7945 PR tree-optimization/32216
7946 * tree-vectorizer.c (supportable_widening_operation): Determine
7947 signedness of FIX_TRUNC_EXPR from output operand.
7948 (supportable_narrowing_operation): Ditto.
7949 * tree-vect-generic.c (expand_vector_operations_1): Determine
7950 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7953 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7955 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7956 (struct pta): ...from here. Change flags to unsigned to avoid
7957 excessive casting (as it is used as a bit mask).
7958 (override_options): Add casts according to the coding convenventions.
7959 (x86_64_elf_unique_section): Likewise.
7960 (examine_argument): Avoid using C++ keywords as variable names.
7961 (construct_container): Likewise.
7962 (legitimize_pic_address): Likewise.
7963 (get_dllimport_decl): Cast according to the coding conventions. Use
7964 type safe memory macros.
7965 (legitimize_address): Cast according to the coding conventions.
7966 (emit_i387_cw_initialization): Corrected the type of slot to enum
7968 (ix86_init_machine_status): Use type safe memory macros.
7969 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7970 (bdesc_pcmpistr): Likewise.
7971 (bdesc_crc32): Likewise.
7972 (bdesc_sse_3arg): Likewise.
7973 (bdesc_2arg): Likewise.
7974 (bdesc_1arg): Likewise.
7975 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7976 (ix86_expand_sse_pcmpistr): Likewise.
7977 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7978 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7979 int to match the langhook definition.
7980 (ix86_builtin_conversion): Change the type of code to unsigned init to
7981 match the langhook definition.
7982 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7984 (ix86_preferred_output_reload_class): Likewise.
7985 (ix86_cannot_change_mode_class): Likewise.
7986 (ix86_memory_move_cost): Likewise.
7987 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7988 avoid excessive casting later on.
7989 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7991 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7993 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
7994 as flags setting insn.
7995 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
7997 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7999 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8000 (UNSPEC_ROUND): New.
8001 ("sse4_1_round<mode>2"): New insn pattern.
8002 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8004 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8005 expander using SSEMODEF mode macro. Expand using
8006 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8007 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8008 expander using SSEMODEF mode macro. Expand using
8009 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8010 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8011 expander using SSEMODEF mode macro. Expand using
8012 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8013 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8014 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8015 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8018 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8019 Sebastian Pop <sebpop@gmail.com>
8021 * lambda.h (build_linear_expr): New.
8022 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8023 Use build_linear_expr, call fold and force_gimple_operand.
8024 (lambda_loopnest_to_gcc_loopnest): Check that there is
8025 something to insert.
8026 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8028 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8030 PR preprocessor/23479
8031 * doc/extend.texi: Document the 0b-prefixed binary integer
8034 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8036 PR tree-optimization/32215
8037 * tree-vectorizer.c (supportable_widening_operation): Return false
8038 for unsupported FIX_TRUNC_EXPR tree code.
8039 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8041 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8043 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8044 register on SPE targets. Change documentation to reflect
8046 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8047 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8048 out of the register allocation pool.
8049 (rs6000_reg_live_or_pic_offset_p): New function.
8050 (rs6000_emit_prologue): Move the actual saving of LR up to free
8051 r0 for holding r11. Split saving of SPE 64-bit registers into
8052 its own case. Ensure that offsets will always be in-range for
8053 'evstdd' by using r11 as a scratch register to point at the start
8054 of the SPE save area. Save r11 if necessary, as it is the static
8056 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8057 into its own case. Ensure that offsets will always be in-range
8058 for 'evldd' by using r11 as a scratch register to point at the
8059 start of the SPE save area. Also adjust r11 when restoring
8060 the stack pointer to compensate for pre-loading r11.
8062 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8064 * cfg.c (init_flow): Use type safe memory macros.
8065 (alloc_block): Likewise.
8066 (unchecked_make_edge): Likewise.
8067 (dump_flow_info): Avoid using C++ keywords as variable names.
8068 (copy_original_table_clear): Cast according to the coding conventions.
8069 (copy_original_table_set): Likewise.
8070 * cfgexpand (label_rtx_for_bb): Likewise.
8071 (expand_gimple_basic_block): Likewise.
8072 * cfghooks.c (dump_bb): Likewise.
8073 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8075 (lv_add_condition_to_bb): Likewise.
8076 * cfglayout (relink_block_chain): Cast according to the coding
8078 (fixup_reorder_chain): Likewise.
8079 (fixup_fallthru_exit_predecessor): Likewise.
8080 * cfgloop.c (glb_enum_p): Likewise.
8081 (get_exit_description): Likewise.
8082 (dump_recorded_exit): Likewise.
8083 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8084 (struct loop): ... from here.
8085 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8087 * cfgrtl.c (rtl_create_basic_block): Likewise.
8088 (rtl_split_block): Likewise.
8089 (rtl_dump_bb): Likewise.
8090 (cfg_layout_split_block): Likewise.
8091 (init_rtl_bb_info): Use typesafe memory macros.
8093 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8094 * graphds.h: Updated all usages of edge to graph_edge.
8095 * graphds.c: Likewise.
8096 * cfgloopanal.c: Likewise.
8098 2007-06-05 Ian Lance Taylor <iant@google.com>
8100 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8101 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8102 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8104 (test_for_singularity): Likewise.
8106 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8108 * config/i386/constraints.md ("Y2"): Replaced by ...
8110 * config/i386/i386.md: Likewise.
8111 * config/i386/mmx.md: Likewise.
8112 * config/i386/sse.md: Likewise.
8114 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8116 * config/i386/constraints.md ("z"): Replaced by ...
8118 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8119 (sse4_1_blendvps): Likewise.
8120 (sse4_1_pblendvb): Likewise.
8121 (sse4_2_pcmpestr): Likewise.
8122 (sse4_2_pcmpestrm): Likewise.
8123 (sse4_2_pcmpestr_cconly): Likewise.
8124 (sse4_2_pcmpistr): Likewise.
8125 (sse4_2_pcmpistrm): Likewise.
8126 (sse4_2_pcmpistr_cconly): Likewise.
8128 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8130 * matrix-reorg.c (transform_access_sites): Fix computation.
8131 (transform_allocation_sites): Same.
8133 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8135 * config/i386/i386.c (override_options): Use
8136 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8138 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8140 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8141 (nonimm_not_xmm0_operand): Ditto.
8142 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8143 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8144 as operand[2] predicate. Require "z" class XMM register for
8145 operand[3]. Adjust asm template.
8146 ("sse4_1_blendvpd"): Ditto.
8147 ("sse4_1_pblendvb"): Ditto.
8148 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8149 force op2 into xmm0 register for variable blend instructions.
8151 2007-06-04 Tom Tromey <tromey@redhat.com>
8153 * c-tree.h (start_enum): Update.
8154 (build_enumerator): Likewise.
8155 * c-decl.c (enum_next_value): Removed.
8156 (enum_overflow): Likewise.
8157 (start_enum): Add c_enum_contents argument. Don't use globals.
8158 (build_enumerator): Likewise.
8159 * c-tree.h (struct c_enum_contents): New struct.
8161 2007-06-04 Tom Tromey <tromey@redhat.com>
8163 * c-common.c (c_common_get_alias_set): Fix indentation.
8165 2007-06-04 Ian Lance Taylor <iant@google.com>
8167 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8168 to overflow, reduce overflow infinity to regular infinity.
8169 (vrp_var_may_overflow): New static function.
8170 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8172 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8174 * stor-layout.c (layout_type): Remove duplicate code.
8176 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8179 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8180 before build_common_builtin_nodes ().
8182 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8185 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8187 2007-06-04 Jan Hubicka <jh@suse.cz>
8189 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8190 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8191 instead of _stat version.
8193 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8195 PR tree-optimization/32194
8196 * tree-predcom.c (determine_offset): Check that both references have
8199 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8201 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8202 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8203 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8204 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8205 Add argument to iterate_fix_dominators call.
8206 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8207 * gcse.c (hoist_code): Change domby to vector.
8208 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8209 Add argument to iterate_fix_dominators call.
8210 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8211 recompute_dominator.
8212 * lambda-code.c (perfect_nestify): Ditto.
8213 * cfgloopanal.c: Include graphds.h.
8214 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8215 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8216 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8218 * graphds.c: New file.
8219 * graphds.h: New file.
8220 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8221 (get_dominated_by, get_dominated_by_region): Change return type to
8223 (verify_dominators): Recompute all dominators and compare the results.
8224 (recount_dominator): Renamed to ...
8225 (recompute_dominator): ... this. Do not check that the block is
8227 (iterate_fix_dominators): Reimplemented.
8228 (prune_bbs_to_update_dominators, root_of_dom_tree,
8229 determine_dominators_for_sons): New functions.
8230 * et-forest.c (et_root): New function.
8231 * et-forest.h (et_root): Declare.
8232 * Makefile.in (graphds.o): Add.
8233 (cfgloopanal.o): Add graphds.h dependency.
8234 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8235 * basic-block.h (get_dominated_by, get_dominated_by_region,
8236 iterate_fix_dominators): Declaration changed.
8237 (recount_dominator): Renamed to ...
8238 (recompute_dominator): ... this.
8239 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8240 (thread_through_all_blocks): Do not free dominance info.
8242 2007-06-03 Andreas Schwab <schwab@suse.de>
8244 * config/m68k/m68k.c (override_options): Don't override
8246 * config/m68k/m68k-modes.def (SF, DF): Define to use
8247 motorola_single_format and motorola_double_format, resp.
8248 * real.c (motorola_single_format): Renamed from
8249 coldfire_single_format.
8250 (motorola_double_format): Renamed from coldfire_double_format.
8251 (encode_ieee_extended): Generate a proper canonical NaN image
8252 respecting canonical_nan_lsbs_set.
8253 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8255 * real.h: Adjust declarations.
8257 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8260 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8261 the symbol is generated with the stack protector.
8263 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8265 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8266 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8268 * doc/extend.texi (interrupt): Mention m68k.
8270 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8272 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8273 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8274 (ix86_expand_sse_pcmpestr): Do not check operands for
8275 "register_operand", when insn operand predicate is "register_operand".
8276 (ix86_expand_sse_pcmpistr): Ditto.
8278 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8279 Uros Bizjak <ubizjak@gmail.com>
8281 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8282 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8283 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8284 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8285 * config/i386/constraints.md ("z"): New register constraint
8286 for members of SSE_FIRST_REG class.
8287 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8288 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8289 SSE_FIRST_REG class.
8290 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8291 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8292 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8293 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8294 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8295 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8296 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8297 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8298 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8299 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8300 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8301 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8302 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8303 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8304 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8305 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8306 (struct builtin_description): Change "flag" field to unsigned.
8307 (bdesc_pcmpestr): New builtin description table.
8308 (bdesc_pcmpistr): Likewise.
8309 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8310 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8311 Initialize pcmp[ei]str[im] insns for SSE4.2.
8312 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8313 (ix86_expand_sse_pcmpistr): Likewise.
8314 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8315 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8316 (UNSPEC_PCMPISTR): Likewise.
8317 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8318 (sse4_2_pcmpestri):New isns pattern.
8319 (sse4_2_pcmpestrm): Likewise.
8320 (sse4_2_pcmpestr_cconly): Likewise.
8321 (sse4_2_pcmpistr): New insn patern and splitter.
8322 (sse4_2_pcmpistri):New isns pattern.
8323 (sse4_2_pcmpistrm): Likewise.
8324 (sse4_2_pcmpistr_cconly): Likewise.
8325 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8328 2007-06-01 David Daney <ddaney@avtrex.com>
8330 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8331 LOADGP_ABSOLUTE and not binds_local_p.
8333 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8335 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8337 2007-06-01 Ian Lance Taylor <iant@google.com>
8339 * tree-vrp.c (compare_name_with_value): Always set
8340 used_strict_overflow if we get a result from the variable itself.
8342 2007-06-01 Ian Lance Taylor <iant@google.com>
8344 PR rtl-optimization/31455
8345 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8346 subregs which have a cast between modes which are not tieable.
8348 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8350 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8351 breaks after return statements.
8353 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8355 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8356 only after no_new_pseudos.
8358 2007-05-31 Eric Christopher <echristo@apple.com>
8360 * expr.c (convert_move): Assert that we don't have a BLKmode
8362 (store_expr): Handle BLKmode moves by calling emit_block_move.
8364 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8366 * c-typeck.c (build_indirect_ref): Include type in error message.
8367 (build_binary_op): Pass types to binary_op_error.
8368 * c-common.c (binary_op_error): Take two type arguments, print out
8370 * c-common.h (binary_op_error): Update prototype.
8372 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/i386/i386.c: Correct coments on -mno-sse4.
8376 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8378 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8379 (x86_64-*-*): Likewise.
8380 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8381 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8382 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8383 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8384 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8385 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8386 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8387 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8388 (OPTION_MASK_ISA_SSE4): Likewise.
8389 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8390 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8391 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8392 (override_options): Support SSE4.2.
8393 (ix86_build_const_vector): Support SImode and DImode.
8394 (ix86_build_signbit_mask): Likewise.
8395 (ix86_expand_int_vcond): Support V2DImode.
8396 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8397 (IX86_BUILTIN_CRC32HI): Likewise.
8398 (IX86_BUILTIN_CRC32SI): Likewise.
8399 (IX86_BUILTIN_CRC32DI): Likewise.
8400 (IX86_BUILTIN_PCMPGTQ): Likewise.
8401 (bdesc_crc32): Likewise.
8402 (bdesc_sse_3arg): Likewise.
8403 (ix86_expand_crc32): Likewise.
8404 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8405 (ix86_expand_builtin): Likewise.
8406 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8407 __SSE4_2__ for -msse4.2.
8408 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8409 (CRC32MODE): Likewise.
8410 (crc32modesuffix): Likewise.
8411 (crc32modeconstraint): Likewise.
8412 (sse4_2_crc32<mode>): Likewise.
8413 (sse4_2_crc32di): Likewise.
8414 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8416 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8417 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8418 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8419 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8420 (vcondu<mode>): Likewise.
8421 * doc/extend.texi: Document SSE4.2 built-in functions.
8422 * doc/invoke.texi: Document -msse4.2/-msse4.
8424 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8426 PR tree-optimization/32160
8427 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8428 variable as gimple reg.
8429 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8431 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8433 * gcc.c (main): Don't consider linker options when issuing the
8434 warning about a linker input file not being used.
8436 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8438 * tree-vrp.c (compare_names): Initialize sop.
8440 2007-05-30 Dirk Mueller <dmueller@suse.de>
8442 * cgraphunit.c (cgraph_analyze_function): Remove
8443 computation of inline parameters.
8445 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8447 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8449 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8451 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8452 Add vx-common.h. Include vxworks.h between vx-common.h and
8454 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8456 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8457 (TARGET_ASM_DESTRUCTOR): Likewise.
8458 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8459 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8460 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8461 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8462 (VXWORKS_ENDIAN_SPEC): Define.
8463 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8464 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8465 VXWORKS_* equivalents.
8466 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8467 (ASM_FILE_START): Delete.
8468 (TARGET_VERSION): Reformat.
8469 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8470 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8471 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8472 (FPBIT, DPBIT): Define.
8473 (fp-bit.c, dp-bit.c): New rules.
8474 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8475 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8476 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8477 * config/arm/arm.h: Include vxworks-dummy.h.
8478 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8479 Mark with ATTRIBUTE_UNUSED.
8480 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8481 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8482 make it incompatible with -msingle-pic-base.
8483 (arm_function_ok_for_sibcall): Return false for calls that might
8484 go through a VxWorks PIC PLT entry.
8485 (require_pic_register): New function, split out from...
8486 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8488 (arm_load_pic_register): Handle the VxWorks RTP initialization
8489 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8490 (arm_emit_call_insn): New function.
8491 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8492 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8493 (pic_offset_arm): New pattern.
8494 (call, call_value): Use arm_emit_call_insn.
8495 (call_internal, call_value_internal): New expanders.
8496 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8497 VxWorks unless __PIC__.
8499 2007-05-30 Eric Christopher <echristo@gmail.com>
8501 * genrecog.c: Include regs.h in generated file.
8502 * genemit.c: Ditto. Fix up formatting.
8503 * config/mn10300/constraints.md: New.
8504 * config/mn10300/mn10300.md: Include.
8505 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8506 Fix up for removed macro.
8507 * config/mn10300/predicates.md (call_address_operand): Ditto.
8508 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8509 (CONST_OK_FOR_I): Ditto.
8510 (CONST_OK_FOR_J): Ditto.
8511 (CONST_OK_FOR_K): Ditto.
8512 (CONST_OK_FOR_L): Ditto.
8513 (CONST_OK_FOR_M): Ditto.
8514 (CONST_OK_FOR_N): Ditto.
8515 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8519 (EXTRA_CONSTRAINT): Ditto.
8521 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8525 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8526 OPTION_MASK_ISA_64BIT.
8527 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8529 2007-05-30 Richard Guenther <rguenther@suse.de>
8532 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8533 types for comparison.
8534 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8535 with original typed arguments.
8536 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8538 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8540 PR tree-optimization/31769
8541 * except.c (duplicate_eh_regions): Clear prev_try if
8542 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8544 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8546 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8547 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8548 bsi of the location where statements should be inserted.
8549 (sink_code_in_bb): Take bsi from statement_sink_location.
8550 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8551 instead of bsi_start.
8552 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8554 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8555 (bsi_move_before): Document inconsistency with bsi_move_after.
8556 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8558 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.h (TARGET_ABM): New define.
8561 (TARGET_POPCNT): Ditto.
8562 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8563 New temporary defines to redefine from OPTION_ISA_* defines.
8564 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8565 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8566 (ix86_isa_flags): New extern int declaration.
8567 (TARGET_SUBTARGET_DEFAULT): New define.
8568 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8569 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8570 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8571 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8572 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8573 * config/i386/darwin.h: Change TARGET_64BIT define to
8576 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8577 using existing "ix86_isa_flags" varible.
8578 (m32, m64): Use existing "ix86_isa_flags" variable.
8579 (mmmx, m3dnow): Ditto.
8580 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8581 (mabm): Define as non-negative option using "x86_abm" variable.
8582 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8584 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8585 Rewrite feature test bitmap.
8586 (ix86_isa_flags): New initialized global int varible.
8587 (ix86_isa_flags_explicit): New static int variable.
8588 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8589 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8590 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8591 target_flags_explicit.
8592 (override_options): Remove "target_enable" and "target_disable" fields
8593 from "struct ptt". Update processor_target_table accordingly. Remove
8594 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8595 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8596 "target_flags" and "ix86_isa_flags_explicit" instead of
8597 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8598 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8599 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8600 to true when either of PTA_POPCNT or PTA_ABM is set in
8601 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8602 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8603 processor_alias_table flags entry. Remove handling of
8604 "target_enable" and "target_disable" fields of processor_target_table.
8605 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8606 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8607 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8608 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8609 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8611 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8613 2007-05-29 David Daney <ddaney@avtrex.com>
8616 * config/mips/mips.c (mips_output_mi_thunk): Emit
8617 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8619 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8620 * config/i386/i386.c (ix86_function_regparm): Added checking of
8621 ix86_force_align_arg_pointer to determine the number of
8622 register parameters.
8624 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8626 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8627 (SET_DR_MISALIGNMENT): New.
8628 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8629 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8630 Use SET_DR_MISALIGNMENT.
8631 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8633 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8634 find_loop_nest): Export.
8635 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8636 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8637 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8638 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8640 (struct mem_ref): Add field reuse_distance.
8641 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8642 Initialize reuse_distance field.
8643 (issue_prefetch_ref): Select temporality of prefetch according to
8645 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8646 self_reuse_distance, determine_loop_nest_reuse): New functions.
8647 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8648 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8649 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8652 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8654 * tree-ssa-alias.c: Add aliasing overview.
8656 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8657 Danny Smith <dannysmith@users.sourceforge.net>
8660 * config/i386/t-crtfm: Compile crtfastmath.o with
8661 -minline-all-stringops.
8662 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8663 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8665 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8667 * doc/md.texi: Document constraints on HP PA-RISC.
8669 * pa/constraints.md: New file.
8670 * pa.md: Include constraints.md.
8671 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8672 (integer_store_memory_operand, ldil_cint_p): New functions.
8673 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8674 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8675 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8676 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8677 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8679 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8682 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8683 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8684 case POSTDECREMENT_EXPR>): Return the error_mark_node
8685 if either the real or imaginary parts would an
8688 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8690 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8691 name when we remove it from a call.
8693 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8695 * targhooks.c (default_narrow_bitfield): Remove.
8696 * targhooks.h: Remove the prototype for
8697 default_narrow_bitfield.
8699 * langhooks-def.h: Remove the prototype for
8700 hook_get_alias_set_0.
8701 * langhooks.c (hook_get_alias_set_0): Remove.
8703 * global.c (EXECUTE_IF_CONFLICT): Remove.
8705 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8708 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8709 return true when truth_value_p is true and the type
8712 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8714 * doc/install.texi (Prerequisites): We no longer require Autoconf
8715 2.13 for the top-level.
8717 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8719 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8720 memory access via x86_expand_vector_move_misalign() only for
8721 TImode values on 32-bit targets.
8723 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8725 * matrix-reorg.c: New file. Implement matrix flattening and
8726 transposing optimization.
8727 * tree-pass.h: Add matrix reorg pass.
8728 * common.opt: Add fipa-mreorg flag.
8729 * Makefile.in: Add matrix-reorg.c.
8730 * passes.c: Add matrix reorg pass.
8731 * varpool.c (add_new_static_var): New function.
8732 * cgraph.h (add_new_static_var): Declare.
8734 2007-05-27 Eric Christopher <echristo@apple.com>
8736 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8737 sp_offset depending on stack size. Save r12 depending
8738 on registers we're saving later.
8739 (rs6000_emit_epilogue): Update sp_offset depending only
8742 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8744 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8745 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8746 * ifcvt.c (if_convert): Ditto.
8747 * tree-ssa-threadupdate.c (thread_block): Ditto.
8748 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8749 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8750 verify_loop_closed_ssa): Check number_of_loops instead of
8752 * predict.c (tree_estimate_probability): Ditto.
8753 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8754 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8755 * modulo-sched.c (sms_schedule): Ditto.
8756 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8757 (scev_finalize): Do not do anything if scev analysis was not
8759 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8760 current_loops == NULL.
8761 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8762 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8764 (loop_optimizer_finalize): Assert that loops were analyzed.
8765 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8766 rtl_doloop): Check number_of_loops instead of current_loops.
8767 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8768 current_loops == NULL.
8769 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8770 gate_tree_vectorize tree_linear_transform, check_data_deps,
8771 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8772 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8773 Check number_of_loops instead of current_loops.
8774 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8775 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8776 free loops if available.
8777 (execute_pre): Do not pass do_fre to fini_pre.
8779 2007-05-27 Tobias Burnus <burnus@net-b.de>
8782 * real.c (mpfr_from_real): Fix sign of -Inf.
8784 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8786 * tree-vect-transform.c (vectorizable_conversion): Initialize
8787 tree_code variables to ERROR_MARK.
8788 (vectorizable_type_demotion): Likewise.
8789 (vectorizable_type_promotion): Likewise.
8791 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8794 * config/i386/i386.md (movti): Handle push operands via
8797 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8799 * basic-block.h: Remove the prototype for merge_seq_blocks.
8800 * cfgcleanup.c (merge_seq_blocks): Remove.
8802 * tree-flow.h: Remove the prototype for is_aliased_with.
8803 * tree-ssa-alias.c (is_aliased_with): Remove.
8805 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8807 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8809 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8811 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8812 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8813 (vec_unpacks_hi_v16qi): Likewise.
8814 (vec_unpacku_lo_v16qi): Likewise.
8815 (vec_unpacks_lo_v16qi): Likewise.
8816 (vec_unpacku_hi_v8hi): Likewise.
8817 (vec_unpacks_hi_v8hi): Likewise.
8818 (vec_unpacku_lo_v8hi): Likewise.
8819 (vec_unpacks_lo_v8hi): Likewise.
8820 (vec_unpacku_hi_v4si): Likewise.
8821 (vec_unpacks_hi_v4si): Likewise.
8822 (vec_unpacku_lo_v4si): Likewise.
8823 (vec_unpacks_lo_v4si): Likewise.
8825 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8827 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8828 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8829 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8830 follow spelling conventions in various
8831 warning/error/diagnostic messages.
8833 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8834 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8835 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8836 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8837 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8838 * doc/tm.texi: Follow spelling conventions.
8840 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8843 * tree-ssa-forwprop.c
8844 (forward_propagate_addr_into_variable_array_index): Remove
8845 the lhs argument. Use the type of def_rhs instead of lhs.
8846 (forward_propagate_addr_expr_1): Update use of
8847 forward_propagate_addr_into_variable_array_index.
8849 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8850 Nigel Stephens <nigel@mips.com>
8852 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8853 function attributes, "far" being an alias for "long_call".
8854 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8855 (mips_near_type_p, mips_far_type_p): New.
8856 (mips_comp_type_attributes): New function to check that attributes
8857 attached to a function type are compatible.
8858 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8859 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8860 to the target function of the thunk.
8861 (mips_encode_section_info): Check for "near" and "far" function
8862 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8864 * config/mips/predicates.md (const_call_insn_operand): Test only
8865 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8867 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8870 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8871 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8872 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8873 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8875 2007-05-25 Eric Christopher <echristo@apple.com>
8877 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8878 to x86-darwin configurations.
8879 * config/i386/t-darwin: Add softfp support.
8880 * config/i386/t-darwin64: Ditto.
8881 * config/i386/sfp-machine.h: If mach then don't use
8882 aliasing, emit a stub to call.
8884 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8886 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8887 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8888 tree-predcom.c, tree-ssa-alias-warnings.c,
8889 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8890 comment typos. Follow spelling conventions.
8891 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8893 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8896 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8897 constants into memory. Expand unaligned memory references for
8898 SSE modes via x86_expand_vector_move_misalign() function.
8900 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8903 "memory" attribute for "sseishft" type insn without operands[2].
8905 2007-05-25 Dirk Mueller <dmueller@suse.de>
8906 Marcus Meissner <meissner@suse.de>
8908 * doc/extend.texi (alloc_size): New attribute.
8909 * c-common.c (handle_alloc_size_attribute): New.
8910 * tree-object-size.c (alloc_object_size): Use alloc_size
8911 attribute, if available.
8913 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8915 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8917 (__builtin_ia32_vec_ext_v2di): Likewise.
8918 (__builtin_ia32_vec_ext_v4si): Likewise.
8919 (__builtin_ia32_vec_ext_v8hi): Likewise.
8920 (__builtin_ia32_vec_ext_v16qi): Likewise.
8921 (__builtin_ia32_vec_set_v8hi): Likewise.
8923 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8925 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8927 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8929 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8930 (arm_is_longcall_p): Rename to...
8931 (arm_is_long_call_p): ...this. Take a single tree argument and
8933 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8934 (CUMULATIVE_ARGS): Remove call_cookie.
8935 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8936 (ENCODED_LONG_CALL_ATTR_P): Delete.
8937 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8938 LONG_CALL_FLAG_CHAR cases.
8939 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8940 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8941 ARM_DECLARE_FUNCTION_SIZE.
8942 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8943 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8944 (arm_encode_call_attribute, current_file_function_operand): Delete.
8945 (arm_function_in_section_p): New function.
8946 (arm_is_longcall_p): Rename to...
8947 (arm_is_long_call_p): ...this. Take the target function as a single
8948 argument and return a bool. Do not rely on call cookies. Check
8949 whether the target symbol is in the same section as the current
8950 function, not just the same compilation unit.
8951 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8952 (arm_encode_section_info): Don't encode a call type.
8953 * config/arm/arm.md (call, call_value): Update calls to
8954 arm_is_long(_)call_p. Simplify logic.
8955 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8956 Update calls to arm_is_long(_)call_p.
8958 2007-05-25 Richard Guenther <rguenther@suse.de>
8960 PR tree-optimization/31982
8961 * tree-ssa-forwprop.c
8962 (forward_propagate_addr_into_variable_array_index): Handle arrays
8963 with element size one.
8965 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8967 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8968 (umulsi3_highpart): Likewise.
8970 2007-05-24 Ian Lance Taylor <iant@google.com>
8972 PR rtl-optimization/32069
8973 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8976 2007-05-24 Ollie Wild <aaw@google.com>
8978 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8981 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8983 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8984 (oprs_unchanged_p): Use it to check all registers in a REG.
8985 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8986 (reg_set_between_after_reload_p): Delete.
8987 (reg_used_between_after_reload_p): Likewise.
8988 (reg_set_or_used_since_bb_start): Likewise.
8989 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8990 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8991 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8992 * rtlanal.c (reg_set_p): Check whether REG overlaps
8993 regs_invalidated_by_call, rather than just checking the
8994 membership of REGNO (REG).
8996 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
8998 * doc/passes.texi: Document predictive commoning.
8999 * doc/invoke.texi (-fpredictive-commoning): Document.
9000 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9001 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9002 adding indices to the generated name.
9003 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9004 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9005 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9006 (op_symbol_code): ... and exported.
9007 (dump_omp_clause, op_symbol): Use op_symbol_code
9008 instead of op_symbol_1.
9009 * tree-pass.h (pass_predcom): Declare.
9010 * timevar.def (TV_PREDCOM): New timevar.
9011 * tree-ssa-loop.c (run_tree_predictive_commoning,
9012 gate_tree_predictive_commoning, pass_predcom): New.
9013 * tree-data-ref.c (find_data_references_in_loop): Find the
9014 references in dominance order.
9015 (canonicalize_base_object_address): Ensure that the result has
9017 (dr_analyze_innermost): Export.
9018 (create_data_ref): Code to fail for references with invariant
9020 (find_data_references_in_stmt): ... here.
9021 * tree-data-ref.h (dr_analyze_innermost): Declare.
9022 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9023 (aff_combination_find_elt, name_expansion_hash,
9024 name_expansion_eq, tree_to_aff_combination_expand,
9025 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9027 * tree-affine.h (aff_combination_constant_multiple_p,
9028 tree_to_aff_combination_expand): Declare.
9029 * tree-predcom.c: New file.
9030 * common.opt (fpredictive-commoning): New option.
9031 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9032 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9033 * Makefile.in (tree-predcom.o): Add.
9034 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9035 * passes.c (init_optimization_passes): Add dceloop after
9036 copy propagation in loop optimizer. Add predictive commoning
9037 to loop optimizer passes.
9039 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9041 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9044 2007-05-24 Jan Hubicka <jh@suse.cz>
9046 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9048 (genheader): Include statistics.h.
9050 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9052 * print-rtl.c (flag_dump_unnumbered): Update comments.
9053 (print_rtl): Fix my previous change.
9054 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9057 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9060 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9062 (thread_through_all_blocks): Call initialize_original_copy_tables
9063 and free_original_copy_tables.
9064 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9066 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9067 * cfghooks.c (duplicate_block): Use get_loop_copy.
9068 * cfg.c: Include cfgloop.h.
9069 (loop_copy): New hash table.
9070 (initialize_original_copy_tables): Initialize loop_copy table.
9071 (free_original_copy_tables): Free loop_copy table.
9072 (copy_original_table_clear, copy_original_table_set,
9073 set_loop_copy, get_loop_copy): New functions.
9074 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9075 * cfgloop.h (struct loop): Remove copy field.
9076 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9077 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9079 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9081 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9082 -msse/-msse2/-msse3.
9084 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9086 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9087 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9089 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9092 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9093 * targhooks.h (default_mangle_decl_assembler_name): Declare
9095 * targhooks.c (default_mangle_decl_assembler_name): Define
9097 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9099 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9100 * langhooks.c (lhd_set_decl_assembler_name): Call
9101 targetm.mangle_decl_assembler_name for names with global scope.
9103 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9105 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9106 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9108 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9109 New. Factored out of i386_pe_encode_section_info.
9110 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9111 Move check for prior decoration of stdcall
9112 symbols to i386_pe_encode_section_info.
9113 (i386_pe_encode_section_info): Adjust call to
9114 gen_stdcall_or_fastcall_suffix. Use
9115 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9116 (i386_pe_mangle_decl_assembler_name): New. Wrap
9117 i386_pe_maybe_mangle_decl_assembler_name.
9119 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9121 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9122 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9123 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9124 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9125 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9128 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9129 Nigel Stephens <nigel@mips.com>
9130 Richard Sandiford <richard@codesourcery.com>
9132 Fix up MIPS16 hard float and add support for complex.
9134 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9135 (TARGET_SOFT_FLOAT_ABI): New.
9136 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9137 __mips_soft_float to reflect the ABI in use, not whether the
9138 FPU is directly accessible (e.g., in MIPS16 mode).
9139 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9140 (UNITS_PER_FPVALUE): Likewise.
9142 * config/mips/mips.c (mips_expand_call): Remove redundant
9143 TARGET_MIPS16 check.
9144 (mips_arg_regno): New.
9145 (function_arg_advance): When setting bits in cum->fp_code for
9146 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9148 (function_arg): Use mips_arg_regno.
9149 (mips_return_mode_in_fpr_p): New.
9150 (mips16_call_stub_mode_suffix): New.
9151 (mips16_cfun_returns_in_fpr_p): New.
9152 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9153 (mips_output_function_prologue): Test mips16_hard_float, not
9154 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9155 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9156 return value into a floating-point register.
9157 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9158 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9159 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9160 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9161 word of double arguments from or to the high bits of 64-bit
9162 floating point registers.
9163 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9164 (mips16_fpret_double): New helper function.
9165 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9166 support for complex modes. Fill in DECL_RESULT for stubdecl.
9167 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9169 * config/mips/mips16.S
9170 (RET, ARG1, ARG2): New.
9171 (MERGE_GPRf, MERGE_GPRt): New.
9172 (DELAYt, DELAYf): New.
9173 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9174 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9175 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9176 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9177 (SFOP): Renamed to...
9178 (OPSF3): This, and macro-ified. Updated all uses.
9179 (SFOP2): Renamed to...
9180 (OPSF2): This, and macro-ified. Updated all uses.
9181 (SFCMP): Renamed to...
9182 (CMPSF): This, and macro-ified. Updated all uses.
9183 (SFREVCMP): Renamed to...
9184 (REVCMPSF): This, and macro-ified. Updated all uses.
9185 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9186 (LDDBL1, LDDBL2, RETDBL): Deleted.
9187 (DFOP): Renamed to...
9188 (OPDF3): This, and macro-ified. Updated all uses.
9189 (DFOP2): Renamed to...
9190 (OPDF2): This, and macro-ified. Updated all uses.
9191 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9192 (DFCMP): Renamed to...
9193 (CMPDF): This, and macro-ified. Updated all uses.
9194 (DFREVCMP): Renamed to...
9195 (REVCMPDF): This, and macro-ified. Updated all uses.
9196 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9197 (RET_FUNCTION): New.
9198 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9199 (__mips16_ret_sc, __mips16_ret_dc): New.
9200 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9201 STUB_ARGS_6, STUB_ARGS_10): New.
9202 (CALL_STUB_NO_RET): New.
9203 (__mips16_call_stub_1): Macro-ified.
9204 (__mips16_call_stub_5): Macro-ified.
9205 (__mips16_call_stub_2): Macro-ified.
9206 (__mips16_call_stub_6): Macro-ified.
9207 (__mips16_call_stub_9): Macro-ified.
9208 (__mips16_call_stub_10): Macro-ified.
9209 (CALL_STUB_RET): New.
9210 (__mips16_call_stub_sf_0): Macro-ified.
9211 (__mips16_call_stub_sf_1): Macro-ified.
9212 (__mips16_call_stub_sf_5): Macro-ified.
9213 (__mips16_call_stub_sf_2): Macro-ified.
9214 (__mips16_call_stub_sf_6): Macro-ified.
9215 (__mips16_call_stub_sf_9): Macro-ified.
9216 (__mips16_call_stub_sf_10): Macro-ified.
9217 (__mips16_call_stub_df_0): Macro-ified.
9218 (__mips16_call_stub_df_1): Macro-ified.
9219 (__mips16_call_stub_df_5): Macro-ified.
9220 (__mips16_call_stub_df_2): Macro-ified.
9221 (__mips16_call_stub_df_6): Macro-ified.
9222 (__mips16_call_stub_df_9): Macro-ified.
9223 (__mips16_call_stub_df_10): Macro-ified.
9224 (__mips16_call_stub_sc_0): New.
9225 (__mips16_call_stub_sc_1): New.
9226 (__mips16_call_stub_sc_5): New.
9227 (__mips16_call_stub_sc_2): New.
9228 (__mips16_call_stub_sc_6): New.
9229 (__mips16_call_stub_sc_9): New.
9230 (__mips16_call_stub_sc_10): New.
9231 (__mips16_call_stub_dc_0): New.
9232 (__mips16_call_stub_dc_1): New.
9233 (__mips16_call_stub_dc_5): New.
9234 (__mips16_call_stub_dc_2): New.
9235 (__mips16_call_stub_dc_6): New.
9236 (__mips16_call_stub_dc_9): New.
9237 (__mips16_call_stub_dc_10): New.
9239 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9240 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9241 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9243 2007-05-23 Ian Lance Taylor <iant@google.com>
9245 * doc/invoke.texi (Invoking GCC): Document that the order of the
9248 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9251 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9252 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9253 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9257 * config/score/score.c (score_print_operand): Make sure that only
9258 lower bits are used.
9260 2007-05-22 Ian Lance Taylor <iant@google.com>
9262 * tree-vrp.c (avoid_overflow_infinity): New static function,
9263 broken out of set_value_range_to_value.
9264 (set_value_range_to_value): Call avoid_overflow_infinity.
9265 (extract_range_from_assert): Likewise.
9267 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9270 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9271 change the type before looking for a COMPOUND_EXPR.
9273 2007-05-22 Ian Lance Taylor <iant@google.com>
9275 * lower-subreg.c (decompose_multiword_subregs): If we change an
9276 insn, call remove_retval_note on it.
9278 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9280 * regs.h (end_hard_regno): New function.
9281 (END_HARD_REGNO, END_REGNO): New macros.
9282 (add_to_hard_reg_set): New function.
9283 (remove_from_hard_reg_set): Likewise.
9284 (in_hard_reg_set_p): Likewise.
9285 (overlaps_hard_reg_set_p): Likewise.
9286 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9287 (note_btr_set): Use END_HARD_REGNO.
9288 * caller-save.c (setup_save_areas): Use end_hard_regno.
9289 (mark_set_regs): Use END_HARD_REGNO.
9290 (add_stored_regs): Use end_hard_regno.
9291 (mark_referenced_regs): Use add_to_hard_reg_set.
9292 * combine.c (update_table_tick): Use END_REGNO.
9293 (record_value_for_reg): Likewise.
9294 (record_dead_and_set_regs): Likewise.
9295 (get_last_value_validate): Likewise.
9296 (use_crosses_set_p): Likewise.
9297 (reg_dead_at_p_1): Likewise.
9298 (reg_dead_at_p): Likewise.
9299 (mark_used_regs_combine): Use add_to_hard_reg_set.
9300 (move_deaths): Use END_HARD_REGNO.
9301 (reg_bitfield_target_p): Use end_hard_regno.
9302 (distribute_notes): Use END_HARD_REGNO.
9303 * cse.c (mention_regs): Use END_REGNO.
9304 (insert): Use add_to_hard_reg_set.
9305 (invalidate): Use END_HARD_REGNO.
9306 (invalidate_for_call): Likewise.
9307 (exp_equiv_p): Use END_REGNO.
9308 (cse_insn): Likewise.
9309 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9310 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9311 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9312 * function.c (keep_stack_depressed): Use end_hard_regno.
9313 * global.c (global_alloc): Use end_hard_regno.
9314 (global_conflicts): Use add_to_hard_reg_set instead of
9316 (find_reg): Likewise.
9317 (mark_reg_store): Likewise.
9318 (mark_reg_conflicts): Likewise.
9319 (mark_reg_death): Use remove_from_hard_reg_set.
9320 (mark_reg_live_nc): Delete.
9321 (set_preference): Use end_hard_regno.
9322 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9323 remove_from_hard_reg_set.
9324 (post_mark_life): Use add_to_hard_reg_set.
9325 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9326 (reg_becomes_live): Use add_to_hard_reg_set.
9327 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9328 (peep2_find_free_register): Use add_to_hard_reg_set.
9329 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9330 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9331 * regrename.c (note_sets): Use add_to_hard_reg_set.
9332 (clear_dead_regs): Use remove_from_hard_reg_set.
9333 (regrename_optimize): Use add_to_hard_reg_set.
9334 (find_oldest_value_reg): Use in_hard_reg_set_p.
9335 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9336 (hard_reg_set_here_p): Use end_hard_regno.
9337 (decompose): Likewise.
9338 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9339 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9340 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9341 (mark_home_live): Use end_hard_regno.
9342 (spill_hard_reg): Likewise.
9343 (clear_reload_reg_in_use): Likewise.
9344 * reorg.c (delete_prior_computation): Use END_REGNO.
9345 * resource.c (update_live_status): Use END_HARD_REGNO.
9346 (mark_referenced_resources): Use add_to_hard_reg_set.
9347 (mark_set_resources): Likewise.
9348 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9349 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9350 (reg_overlap_mentioned_p): Likewise.
9351 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9352 (covers_regno_no_parallel_p): Use END_REGNO.
9353 (find_regno_note): Likewise.
9354 (find_reg_fusage): Use END_HARD_REGNO.
9355 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9356 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9358 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9360 * mode-switching.c (reg_dies): Change type of second argument to
9362 (optimize_mode_switching): Update accordingly.
9364 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9366 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9368 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9369 (hard_reg_set_empty_p): ...these new functions.
9370 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9371 GO_IF_HARD_REG_SUBSET.
9372 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9373 instead of GO_IF_HARD_REG_EQUAL.
9374 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9375 instead of GO_IF_HARD_REG_EQUAL.
9376 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9377 GO_IF_HARD_REG_SUBSET.
9378 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9379 GO_IF_HARD_REG_EQUAL.
9380 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9381 of GO_IF_HARD_REG_SUBSET.
9382 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9383 instead of GO_IF_HARD_REG_EQUAL.
9384 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9385 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9386 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9387 of GO_IF_HARD_REG_SUBSET,
9388 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9389 GO_IF_HARD_REG_SUBSET.
9390 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9391 instead of GO_IF_HARD_REG_EQUAL.
9392 * config/sh/sh.c (push_regs, calc_live_regs): Use
9393 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9394 (hard_regs_intersect_p): Delete.
9396 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9398 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9400 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9401 Richard Henderson <rth@redhat.com>
9403 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9405 (x86_64-*-*): Likewise.
9407 * i386/i386-modes.def (V2QI): New.
9409 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9411 (override_options): Support SSE4.1.
9412 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9413 (IX86_BUILTIN_BLENDPS): Likewise.
9414 (IX86_BUILTIN_BLENDVPD): Likewise.
9415 (IX86_BUILTIN_BLENDVPS): Likewise.
9416 (IX86_BUILTIN_PBLENDVB128): Likewise.
9417 (IX86_BUILTIN_PBLENDW128): Likewise.
9418 (IX86_BUILTIN_DPPD): Likewise.
9419 (IX86_BUILTIN_DPPS): Likewise.
9420 (IX86_BUILTIN_INSERTPS128): Likewise.
9421 (IX86_BUILTIN_MOVNTDQA): Likewise.
9422 (IX86_BUILTIN_MPSADBW128): Likewise.
9423 (IX86_BUILTIN_PACKUSDW128): Likewise.
9424 (IX86_BUILTIN_PCMPEQQ): Likewise.
9425 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9426 (IX86_BUILTIN_PMAXSB128): Likewise.
9427 (IX86_BUILTIN_PMAXSD128): Likewise.
9428 (IX86_BUILTIN_PMAXUD128): Likewise.
9429 (IX86_BUILTIN_PMAXUW128): Likewise.
9430 (IX86_BUILTIN_PMINSB128): Likewise.
9431 (IX86_BUILTIN_PMINSD128): Likewise.
9432 (IX86_BUILTIN_PMINUD128): Likewise.
9433 (IX86_BUILTIN_PMINUW128): Likewise.
9434 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9435 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9436 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9437 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9438 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9439 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9440 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9441 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9442 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9443 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9444 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9445 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9446 (IX86_BUILTIN_PMULDQ128): Likewise.
9447 (IX86_BUILTIN_PMULLD128): Likewise.
9448 (IX86_BUILTIN_ROUNDPD): Likewise.
9449 (IX86_BUILTIN_ROUNDPS): Likewise.
9450 (IX86_BUILTIN_ROUNDSD): Likewise.
9451 (IX86_BUILTIN_ROUNDSS): Likewise.
9452 (IX86_BUILTIN_PTESTZ): Likewise.
9453 (IX86_BUILTIN_PTESTC): Likewise.
9454 (IX86_BUILTIN_PTESTNZC): Likewise.
9455 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9456 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9457 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9458 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9459 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9461 (bdesc_sse_3arg): Likewise.
9462 (bdesc_2arg): Likewise.
9463 (bdesc_1arg): Likewise.
9464 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9466 (ix86_expand_sse_4_operands_builtin): New.
9467 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9468 smaller than 8 bits as the 2nd arg.
9469 (ix86_expand_sse_ptest): New.
9470 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9471 (ix86_expand_vector_set): Support SSE4.1.
9472 (ix86_expand_vector_extract): Likewise.
9474 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9475 __SSE4_1__ for -msse4.1.
9477 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9478 (UNSPEC_INSERTPS): Likewise.
9479 (UNSPEC_DP): Likewise.
9480 (UNSPEC_MOVNTDQA): Likewise.
9481 (UNSPEC_MPSADBW): Likewise.
9482 (UNSPEC_PHMINPOSUW): Likewise.
9483 (UNSPEC_PTEST): Likewise.
9484 (UNSPEC_ROUNDP): Likewise.
9485 (UNSPEC_ROUNDS): Likewise.
9487 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9489 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9490 (const_pow2_1_to_32768_operand): Likewise.
9492 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9495 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9497 (sse4_1_insertps): Likewise.
9498 (*sse4_1_extractps): Likewise.
9499 (sse4_1_ptest): Likewise.
9500 (sse4_1_mulv2siv2di3): Likewise.
9501 (*sse4_1_mulv4si3): Likewise.
9502 (*sse4_1_smax<mode>3): Likewise.
9503 (*sse4_1_umax<mode>3): Likewise.
9504 (*sse4_1_smin<mode>3): Likewise.
9505 (*sse4_1_umin<mode>3): Likewise.
9506 (sse4_1_eqv2di3): Likewise.
9507 (*sse4_1_pinsrb): Likewise.
9508 (*sse4_1_pinsrd): Likewise.
9509 (*sse4_1_pinsrq): Likewise.
9510 (*sse4_1_pextrb): Likewise.
9511 (*sse4_1_pextrb_memory): Likewise.
9512 (*sse4_1_pextrw_memory): Likewise.
9513 (*sse4_1_pextrq): Likewise.
9514 (sse4_1_blendpd): Likewise.
9515 (sse4_1_blendps): Likewise.
9516 (sse4_1_blendvpd): Likewise.
9517 (sse4_1_blendvps): Likewise.
9518 (sse4_1_dppd): Likewise.
9519 (sse4_1_dpps): Likewise.
9520 (sse4_1_movntdqa): Likewise.
9521 (sse4_1_mpsadbw): Likewise.
9522 (sse4_1_packusdw): Likewise.
9523 (sse4_1_pblendvb): Likewise.
9524 (sse4_1_pblendw): Likewise.
9525 (sse4_1_phminposuw): Likewise.
9526 (sse4_1_extendv8qiv8hi2): Likewise.
9527 (*sse4_1_extendv8qiv8hi2): Likewise.
9528 (sse4_1_extendv4qiv4si2): Likewise.
9529 (*sse4_1_extendv4qiv4si2): Likewise.
9530 (sse4_1_extendv2qiv2di2): Likewise.
9531 (*sse4_1_extendv2qiv2di2): Likewise.
9532 (sse4_1_extendv4hiv4si2): Likewise.
9533 (*sse4_1_extendv4hiv4si2): Likewise.
9534 (sse4_1_extendv2hiv2di2): Likewise.
9535 (*sse4_1_extendv2hiv2di2): Likewise.
9536 (sse4_1_extendv2siv2di2): Likewise.
9537 (*sse4_1_extendv2siv2di2): Likewise.
9538 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9539 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9540 (sse4_1_zero_extendv4qiv4si2): Likewise.
9541 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9542 (sse4_1_zero_extendv2qiv2di2): Likewise.
9543 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9544 (sse4_1_zero_extendv4hiv4si2): Likewise.
9545 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9546 (sse4_1_zero_extendv2hiv2di2): Likewise.
9547 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9548 (sse4_1_zero_extendv2siv2di2): Likewise.
9549 (*sse4_1_zero_extendv2siv2di2): Likewise.
9550 (sse4_1_roundpd): Likewise.
9551 (sse4_1_roundps): Likewise.
9552 (sse4_1_roundsd): Likewise.
9553 (sse4_1_roundss): Likewise.
9554 (mulv4si3): Don't expand for SSE4.1.
9555 (smax<mode>3): Likewise.
9556 (umaxv4si3): Likewise.
9557 (uminv16qi3): Likewise.
9558 (umin<mode>3): Likewise.
9559 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9561 * doc/extend.texi: Document SSE4.1 built-in functions.
9563 * doc/invoke.texi: Document -msse4.1.
9565 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9567 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9568 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9569 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9570 (ASM_SPEC): Add asm_pcrel_spec.
9571 (EXTRA_SPECS): Add asm_pcrel_spec.
9573 2007-05-21 David Daney <ddaney@avtrex.com>
9575 * doc/install.texi (Building a cross compiler): Add requirements
9576 for Java cross compiler.
9578 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9581 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9582 Add loopno argument. Use evolution_function_is_invariant_rec_p
9583 instead of evolution_function_is_constant_p.
9584 Update calls to evolution_function_is_affine_multivariate_p.
9585 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9586 Add loopno argument.
9587 * tree-scalar-evolution.c (gather_chrec_stats): Call
9588 evolution_function_is_affine_multivariate_p with a loop
9590 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9591 (analyze_overlapping_iterations): Likewise.
9592 (access_functions_are_affine_or_constant_p): Likewise.
9593 (build_classic_dist_vector_1): If the access functions
9594 are equal, don't do anything.
9596 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9597 Paolo Carlini <pcarlini@suse.de>
9598 Uros Bizjak <ubizjak@gmail.com>
9600 * c-cppbuiltin.c (c_cpp_builtins): Define
9601 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9602 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9603 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9604 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9606 2007-05-21 Mike Stump <mrs@apple.com>
9608 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9610 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9612 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9614 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9615 implementation if __OPTIMIZE__ is not defined.
9616 (_mm_alignr_pi8): Ditto.
9617 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9618 (_mm_inserti_si64): Ditto.
9619 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9620 (_mm_slli_epi16): Ditto.
9621 (_mm_slli_epi32): Ditto.
9622 (_mm_slli_epi64): Ditto.
9623 (_mm_srai_epi16): Ditto.
9624 (_mm_srai_epi32): Ditto.
9625 (_mm_srli_si128): Ditto.
9626 (_mm_slli_si128): Ditto.
9627 (_mm_srli_epi16): Ditto.
9628 (_mm_srli_epi32): Ditto.
9629 (_mm_srli_epi64): Ditto.
9630 (_mm_extract_epi16): Ditto.
9631 (_mm_insert_epi16): Ditto.
9632 (_mm_shufflehi_epi16): Ditto.
9633 (_mm_shufflelo_epi16): Ditto.
9634 (_mm_shuffle_epi32): Ditto.
9635 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9637 (_mm_insert_pi16): Ditto.
9639 (_mm_shuffle_pi16): Ditto.
9641 (_mm_shufle_ps): Ditto.
9642 (_mm_prefetch): Ditto.
9644 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9646 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9647 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9648 * real.c (encode_i370_single, decode_i370_single,
9649 encode_i370_double, decode_i370_double): Functions removed.
9650 (i370_single_format, i370_double_format): Initializations removed.
9651 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9652 Consider the log2_b field to always be one.
9653 (ieee_single_format, mips_single_format, coldfire_single_format,
9654 ieee_double_format, mips_double_format, coldfire_double_format,
9655 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9656 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9657 ibm_extended_format, mips_extended_format, ieee_quad_format,
9658 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9659 decimal_single_format, decimal_double_format, decimal_quad_format,
9660 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9661 initialization of log2_b.
9662 * real.h (i370_single_format, i370_double_format): Declarations
9664 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9665 field to always be one.
9667 2007-05-21 Andreas Schwab <schwab@suse.de>
9669 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9670 NOTE_INSN_BASIC_BLOCK_P.
9671 (process_for_unwind_directive): Likewise.
9673 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9675 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9676 * function.h (struct function): Move va_list_gpr_size,
9677 va_list_fpr_size, function_frequency to front of bitfields. Add
9679 (current_function_calls_unwind_init): New.
9680 * except.c (expand_builtin_unwind_init): Set
9681 current_function_calls_unwind_init not
9682 current_function_has_nonlocal_label.
9683 * reload1.c (has_nonexceptional_receiver): New.
9684 (reload): Use it and current_function_calls_unwind_init to
9685 determine whether call-saved regs must be saved.
9687 2007-05-20 Jan Hubicka <jh@suse.cz>
9689 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9690 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9691 * ddg.c (create_ddg): LIkewise.
9692 * final.c (final): Remove hunk moving line number notes around since
9693 they are no longer present at this stage.
9694 (final_scan_insn): Use NOTE_KIND instead of
9695 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9696 (output_asm_label): Likewise.
9697 * reorg.c (dbr_schedule): Likewise.
9698 * haifa-sched.c (unlink_other_notes): Likewise.
9699 * mode-switching.c (optimize_mode_switching): Likewise.
9700 * graph.c (start_bb): Likewise.
9701 * rtl.def (NOTE): Update description.
9702 * jump.c (squeeze_notes): Delete.
9703 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9704 NOTE_INSN_BASIC_BLOCK_P when possible.
9705 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9706 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9707 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9708 (dwarf2out_var_location): Likewise.
9709 * cfgbuild.c (make_edges): Likewise.
9710 (find_basic_blocks_1): Likewise.
9711 * function.c (reorder_blocks_1): Likewise.
9712 (epilogue_done): Likewise.
9713 (reposition_prologue_and_epilogue_notes): Likewise.
9714 * print-rtl.c (print_rtx): Likewise; drop code for printing
9716 (print_rtl): Likewise.
9717 (print_rtl_single): Likewise.
9718 * gcse.c (insert_insn_start_bb): Likewise.
9719 * alias.c (init_alias_analysis): Likewise.
9720 * calls.c (fixup_tail_calls): Likewise.
9721 * except.c (sjlj_emit_function_enter): Likewise.
9722 * emit-rtl.c (add_insn_after): Likeiwse.
9723 (emit_label_before): Likewise.
9724 (emit_label_after): Likewise.
9725 (emit_note_before, emit_note_after, emit_note): Update
9726 parameter to be enum insn_note; do not deal with source
9728 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9729 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9731 (merge_blocks_move_successor_nojumps): Simplify now when
9732 we don't have BLOCK notes.
9733 (try_optimize_cfg): Likewise.
9734 * cfglayout.c (skip_insns_after_block): Likewise.
9735 (record_effective_endpoints): Likewise.
9736 (duplicate_insn_chain): Likewise.
9737 * varasm.c (output_constant_pool_1): Likewise.
9738 * sched-deps.c (sched_analyze): Likewise.
9739 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9741 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9742 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9743 (SET_INSN_DELETED): Simplify.
9744 (NOTE_LINE_NUMBER): Exterminate.
9745 (NOTE_LINE_KIND): New.
9746 (NOTE_INSN_BASIC_BLOCK_P): Update.
9747 (enum insn_note): Simplify.
9748 (GET_NOTE_INSN_NAME) Simplify.
9749 (emit_note_before, emit_note_after, emit_note): Update prototype.
9750 (squeeze_notes): Remove.
9751 * sched-int.h (NOTE_NOT_BB_P): Update.
9752 * resource.c (mark_target_live_regs): Update.
9753 * sched-rgn.c (debug_dependencies): Update.
9754 * sched-vis.c (print_insn): Update.
9755 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9756 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9757 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9758 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9759 (split_branches): Update.
9760 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9762 (sh_adjust_unroll_max): Exterminate.
9763 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9764 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9765 (m68hc11_reorg): Likewise.
9766 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9767 (emit_predicate_relation_info): Update.
9768 (process_for_unwind_directive): Update.
9769 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9770 (output_call): Update.
9771 * config/pa/pa.c (output_lbranch): Update.
9772 (output_millicode_call): Update.
9773 (output_call): Update.
9774 (pa_combine_instructions): Update.
9775 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9776 * config/bfin/bfin.c (gen_one_bundle): Update.
9777 * cfgrtl.c (can_delete_note_p): Update.
9778 (delete_insn): Update.
9779 (rtl_merge_blocks): Update.
9780 (commit_one_edge_insertion): Update.
9781 (rtl_verify_flow_info): Update.
9782 * stmt.c (expand_case): Do not call squeeze_notes.
9784 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9791 * c.opt (Wtype-limits): New.
9792 * doc/invoke.texi (Wtype-limits): Document it.
9793 (Wextra): Enabled by -Wextra.
9794 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9795 * c-common.c (shorten_compare): Warn with Wtype-limits.
9797 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9799 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9800 inlined function, not as a macro.
9801 (_mm_alignr_pi8): Ditto.
9802 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9803 (_mm_inserti_si64): Ditto.
9804 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9805 (_mm_extract_epi16): Ditto.
9806 (_mm_insert_epi16): Ditto.
9807 (_mm_shufflehi_epi16): Ditto.
9808 (_mm_shufflelo_epi16): Ditto.
9809 (_mm_shuffle_epi32): Ditto.
9810 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9811 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9813 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9815 (_m_to_float): Use C89 compatible assignment.
9817 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9820 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9822 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9825 * doc/invoke.texi (Wreturn-type): Complete description.
9826 (Wextra): Delete item about return-type warning.
9827 * c-decl.c: Delete redundant Wextra warning.
9829 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9832 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9833 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9834 inlined function, not as a macro.
9835 (_mm_prefetch): Ditto.
9837 (_mm_insert_pi16): Ditto.
9839 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9840 (_m_pshufw): Ditto. Add const to __N argument.
9841 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9842 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9843 (_mm_slli_epi32): Ditto.
9844 (_mm_srli_si128): Implement as always inlined function, not as a
9845 macro. Add __inline to function declaration.
9846 (_mm_slli_si128): Ditto.
9848 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9851 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9853 (struct fenv): New structure.
9854 (FP_HANDLE_EXCEPTIONS): New define.
9855 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9856 (_FP_DECL_EXP): New define.
9857 (FP_INIT_ROUNDMODE): New define.
9858 (FP_ROUNDMODE): New define.
9860 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9862 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9863 (Wconversion): Update description.
9864 (Wconversion-sign): New.
9865 * c.opt (Wconversion-sign): New.
9866 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9867 means disabled for C++. Otherwise, take the status of Wconversion.
9868 * c-common.c (conversion_warning): Warn with either Wconversion or
9870 (warnings_for_convert_and_check): Conditions are already checked by
9872 (convert_and_check): Don't check warnings if the conversion failed.
9874 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9875 Anatoly Sokolov <aesok@dol.ru>
9877 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9878 avr_epilogue_uses) : Add declaration.
9879 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9880 * config/avr/constraints.md (R): New constraint.
9881 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9882 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9883 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9884 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9885 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9886 call_prologue_saves, epilogue_restores, return_from_epilogue,
9887 return_from_main_epilogue, return_from_interrupt_epilogue,
9888 return_from_naked_epilogue, prologue, epilogue): New patterns.
9889 (jump): Handle symbol reference.
9890 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9891 avr_output_function_prologue, avr_output_function_epilogue): Remove
9893 (avr_init_machine_status, expand_prologue, expand_epilogue,
9894 avr_asm_function_end_prologue, avr_epilogue_uses,
9895 avr_asm_function_begin_epilogue): New functions.
9896 (prologue_size, epilogue_size, jump_tables_size): Remove global
9898 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9899 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9900 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9901 (avr_override_options): Initialise init_machine_status.
9902 (output_movhi): Handle all stack pointer loads.
9903 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9904 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9905 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9906 (EPILOGUE_USES) Redefine.
9907 (machine_function) Declare.
9909 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9911 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9912 Use a single return statement.
9914 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9917 * builtins.c (do_mpfr_lgamma_r): New.
9918 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9919 * tree.h (CASE_FLT_FN_REENT): New.
9921 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9923 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9924 (output_die): Use 'unsigned long' with %x.
9925 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9926 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9927 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9929 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9931 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9936 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9937 true if function has no argument.
9939 2007-05-18 DJ Delorie <dj@redhat.com>
9941 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9942 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9944 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9946 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9947 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9948 count_trailing_zeros.
9949 (__i386__): Implement count_leading_zeros using __builtin_clz().
9950 Implement count_trailing_zeros usign __builtin_ctz().
9952 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9954 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9956 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9959 * expr.c (emit_move_change_mode): Change mode of push operands here.
9961 2007-05-17 Ian Lance Taylor <iant@google.com>
9963 PR tree-optimization/31953
9964 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9966 (set_value_range_to_null): Call set_value_range_to_value.
9967 (extract_range_from_comparison): Likewise.
9969 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9971 * toplev.c (print_version): Output GMP/MPFR version info.
9973 * builtins.c (CASE_MATHFN_REENT): New macro.
9974 (mathfn_built_in): Use it.
9975 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9976 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9977 BUILT_IN_LGAMMAL_R): New.
9978 * doc/extend.texi: Document new builtins.
9981 * builtins.c (do_mpfr_remquo): New.
9982 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9983 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9986 * builtins.c (fold_builtin_1): Handle y0, y1.
9987 (fold_builtin_2): Handle yn.
9990 * builtins.c (do_mpfr_bessel_n): New.
9991 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9992 (fold_builtin_2): Handle BUILT_IN_JN.
9994 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
9997 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
9998 TYPE_PRECISION (intmax_type_node).
10000 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10003 * reload.c (subst_reloads): Remove checking.
10005 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10007 PR rtl-optimization/31691
10008 * combine.c (simplify_set): Build a new src pattern instead of
10009 substituting its operands in the COMPARE case.
10011 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10013 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10014 (execute_vrp): Preserve loops through jump threading.
10015 * tree-ssa-threadupdate.c (thread_single_edge,
10016 dbds_continue_enumeration_p, determine_bb_domination_status,
10017 thread_through_loop_header): New functions.
10018 (create_edge_and_update_destination_phis,
10019 create_edge_and_update_destination_phis): Set loops for the new blocks.
10020 (prune_undesirable_thread_requests): Removed.
10021 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10023 (thread_block): Do not call prune_undesirable_thread_requests.
10025 (mark_threaded_blocks): Select edges to thread here.
10026 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10027 Thread edges through loop headers independently.
10028 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10029 * tree-pass.h (TODO_mark_first_instance): New.
10030 (first_pass_instance): Declare.
10031 * cfghooks.c (duplicate_block): Put the block to the original loop
10032 if copy is not specified.
10033 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10034 jump threading. Pass may_peel_loop_headers to
10035 thread_through_all_blocks according to first_pass_instance.
10036 * cfgloop.h (create_preheader): Declare.
10037 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10038 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10039 * passes.c (first_pass_instance): New variable.
10040 (next_pass_1): Set TODO_mark_first_instance.
10041 (execute_todo): Set first_pass_instance.
10043 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10045 PR tree-optimization/24659
10046 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10047 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10048 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10049 OTI_vec_pack_ufix_trunc.
10050 (vec_unpacks_float_hi_optab): Define new macro.
10051 (vec_unpacks_float_lo_optab): Ditto.
10052 (vec_unpacku_float_hi_optab): Ditto.
10053 (vec_unpacku_float_lo_optab): Ditto.
10054 (vec_pack_sfix_trunc_optab): Ditto.
10055 (vec_pack_ufix_trunc_optab): Ditto.
10056 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10057 and vec_pack_[s|u]fix_trunc_optab using
10058 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10059 * tree-vectorizer.c (supportable_widening_operation): Handle
10060 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10061 (supportable_narrowing_operation): New function.
10062 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10063 * tree-vect-transform.c (vectorizable_conversion): Handle
10064 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10065 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10066 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10067 to check for target support.
10068 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10069 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10070 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10071 for VEC_PACK_FIX_TRUNC_EXPR.
10072 (expand_binop): Special case mode of the result for
10073 vec_pack_[u|s]fix_trunc_optab.
10074 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10075 vec_pack_[u|s]fix_trunc_optab.
10077 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10078 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10079 * tree-pretty-print.c (dump_generic_node): Handle
10080 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10081 VEC_PACK_FIX_TRUNC_EXPR.
10083 * expr.c (expand_expr_real_1): Ditto.
10084 * tree-inline.c (estimate_num_insns_1): Ditto.
10085 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10087 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10088 (vec_unpacks_float_lo_v8hi): Ditto.
10089 (vec_unpacku_float_hi_v8hi): Ditto.
10090 (vec_unpacku_float_lo_v8hi): Ditto.
10091 (vec_unpacks_float_hi_v4si): Ditto.
10092 (vec_unpacks_float_lo_v4si): Ditto.
10093 (vec_pack_sfix_trunc_v2df): Ditto.
10095 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10097 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10098 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10099 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10100 [vec_pack_ufix_trunc]: Ditto.
10101 [vec_unpacks_float_hi]: Ditto.
10102 [vec_unpacks_float_lo]: Ditto.
10103 [vec_unpacku_float_hi]: Ditto.
10104 [vec_unpacku_float_lo]: Ditto.
10106 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10108 * soft-fp/README: Update for new files.
10109 * soft-fp/floattisf.c: New file.
10110 * soft-fp/floattidf.c: New file.
10111 * soft-fp/floattitf.c: New file.
10112 * soft-fp/floatuntisf.c: New file.
10113 * soft-fp/floatuntidf.c: New file.
10114 * soft-fp/floatuntitf.c: New file.
10115 * soft-fp/fixsfti.c: New file.
10116 * soft-fp/fixdfti.c: New file.
10117 * soft-fp/fixtfti.c: New file.
10118 * soft-fp/fixunssfti.c: New file.
10119 * soft-fp/fixunsdfti.c: New file.
10120 * soft-fp/fixunstfti.c: New file.
10121 * soft-fp/extendxftf.c: New file.
10122 * soft-fp/trunctfxf.c: New file.
10124 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10125 (__trunctfxf2): Ditto.
10127 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10128 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10129 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10130 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10131 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10132 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10134 * config/i386/t-fprules-softfp64: New file.
10135 * config/i386/sfp-machine.h: New file.
10136 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10137 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10138 and soft-fp/t-softfp to tmake_file.
10139 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10140 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10142 * config/i386/t-linux64 (softfp_wrap_start): New.
10143 (softfp_wrap_end): New.
10144 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10145 supported for TARGET_64BIT.
10147 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10149 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10150 c_common_unsigned_type behavior.
10152 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10154 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10157 2007-05-16 Eric Christopher <echristo@apple.com>
10159 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10160 saving after stack push. Set sp_offset whenever we push.
10161 (rs6000_emit_epilogue): Move altivec register restore before
10164 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10166 * configure.ac: Allow sysroots to be relocated under $prefix as
10167 well as $exec_prefix.
10168 * configure: Regenerate.
10170 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10174 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10176 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10177 (gcc_tooldir): Likewise.
10178 * configure: Regenerate.
10179 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10180 old configure.ac gcc_tooldir setting.
10181 (prefix_to_exec_prefix): New variable.
10182 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10183 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10185 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10187 * c-typeck.c (build_binary_op): Return early for error.
10189 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10191 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10192 struct nb_iter_bound.
10193 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10194 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10195 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10196 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10197 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10198 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10199 (del_scev_info): Use ggc_free.
10200 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10201 * loop-init.c: Include ggc.h.
10202 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10203 (loop_optimizer_finalize): Use ggc_free.
10204 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10205 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10206 pass_iv_optimize): Add TODO_ggc_collect.
10207 * function.h (struct function): Remove skip marker from
10209 * cfgloop.c: Include ggc.h.
10210 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10212 (establish_preds): Vector superloops is gc allocated.
10213 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10215 (flow_loops_find): Vector larray is gc allocated.
10216 (loop_exit_free): Use ggc_free.
10217 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10218 that head of exits list is now not a part of struct loop.
10219 (record_loop_exits): Allocate exits table in gc memory.
10220 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10221 that head of exits list is now not a part of struct loop.
10222 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10223 struct loop_exit): Add GTY marker.
10224 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10225 Add skip marker to aux field. Make head of exits list a separate
10227 (struct loops): Add GTY marker. Make larray vector gc allocated.
10228 Add param marker to exits table.
10229 (get_loops): Type changed.
10230 * Makefile.in (tree-scalar-evolution.o): Add
10231 gt-tree-scalar-evolution.h dependency.
10232 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10233 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10234 * basic-block.h (struct basic_block_def): Remove skip marker from
10237 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10239 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10240 of 0 in the call to expand_expr().
10241 (expand_builtin_mathfn_3): Ditto.
10242 (expand_builtin_interclass_mathfn): Ditto.
10243 (expand_builtin_cexpi): Ditto.
10244 (expand_builtin_int_roundingfn): Ditto.
10245 (expand_builtin_int_roundingfn_2): Ditto.
10246 (expand_builtin_pow): Ditto.
10247 (expand_builtin_powi): Ditto.
10248 (expand_builtin_bswap): Ditto.
10249 (expand_builtin_unop): Ditto.
10250 (expand_builtin_fabs): Ditto.
10251 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10252 the call to expand_expr().
10253 (expand_builtin_sync_operation): Ditto.
10254 (expand_builtin_compare_and_swap): Ditto.
10255 (expand_builtin_lock_test_and_set): Ditto.
10256 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10257 instead of 0 in the call to expand_expr().
10258 (expand_builtin_extract_return_addr): Ditto.
10259 (expand_builtin_eh_return): Ditto.
10260 (expand_eh_return): Ditto.
10261 * explow.c (expr_size): Ditto.
10262 * expr.c (optimize_bitfield_assignment_op): Ditto.
10263 (expand_assignement): Ditto.
10264 (store_expr): Ditto.
10265 (store_field): Ditto.
10266 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10267 the call to expand_expr().
10268 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10269 in the call to expand_expr().
10270 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10271 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10272 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10274 * optabs.c (expand_vec_shift_expr): Ditto.
10275 (expand_vec_cond_expr): Ditto.
10276 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10277 call to expand_expr().
10278 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10279 in the call to expand_expr().
10281 2007-05-14 Dave Korn <dave.korn@artimi.com>
10283 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10285 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10287 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10288 instead of c_common_unsigned_type.
10289 (c_common_unsigned_type): Remove.
10290 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10291 c_common_unsigned_type.
10292 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10293 c_common_unsigned_type.
10294 * c-common.h (c_common_unsigned_type): Remove.
10295 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10296 c_common_unsigned_type.
10297 * c-format.c (check_format_types): Use unsigned_type_for instead of
10298 c_common_unsigned_type.
10299 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10300 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10301 of c_common_unsigned_type.
10302 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10303 lang_hooks.types.unsigned_type.
10304 * expmed.c (make_tree): Use unsigned_type_for instead of
10305 lang_hooks.types.unsigned_type.
10306 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10307 lang_hooks.types.unsigned_type.
10308 (build_range_check): Likewise.
10309 (fold_unary): Likewise.
10310 (fold_binary): Likewise.
10311 (fold_ternary): Likewise.
10312 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10313 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10314 * tree.c (get_unsigned_type): New.
10315 (unsigned_type_for): Use get_unsigned_type instead of
10316 lang_hooks.types.unsigned_type.
10318 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10320 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10321 to m68k_get_function_kind. Update its prototype.
10322 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10324 (m68k_interrupt_function_p): Return enum m68k_function_type
10325 instead of bool. Rename to m68k_get_function_kind.
10326 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10327 target is not fido.
10328 (m68k_compute_frame_layout): Don't mark any register for save
10329 if an interrupt_thread attribute is specified.
10330 (m68k_hard_regno_rename_ok): Update a use of
10331 m68k_interrupt_function_p.
10332 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10333 m68k_interrupt_function_p.
10334 (m68k_function_type): New.
10335 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10336 for a function with an interrupt_thread attribute.
10337 * doc/extend.texi: Document the interrupt_thread attribute.
10339 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10341 Fix PR tree-optimization/31911
10342 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10343 if they didn't change the expression.
10345 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10347 * tree-scalar-evolution.c (resolve_mixers): Exported.
10348 * tree-scalar-evolution.h (resolve_mixers): Declare.
10349 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10350 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10351 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10352 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10353 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10354 strip_conversion, analyze_offset_expr, address_analysis,
10355 object_analysis, analyze_offset): Removed.
10356 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10357 split_constant_offset, canonicalize_base_object_address,
10358 object_address_invariant_in_loop_p, disjoint_objects_p,
10359 dr_may_alias_p, dr_address_invariant_p): New functions.
10360 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10361 and dr_analyze_alias.
10362 (initialize_data_dependence_relation): Use dr_may_alias_p
10363 and object_address_invariant_in_loop_p.
10364 (compute_self_dependence): Handle the case when
10365 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10366 (find_data_references_in_stmt): Restrict the analysis of data
10367 references to the given loop nest.
10368 (find_data_references_in_loop): Made static. Pass loop nest to
10369 find_data_references_in_stmt.
10370 (compute_data_dependences_for_loop): Use DR_VOPS.
10371 (free_data_ref): Free DR_VOPS.
10372 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10373 (struct innermost_loop_behavior): ... new.
10374 (struct base_object_info): Replaced by ...
10375 (struct indices): ... new.
10376 (struct dr_alias): New.
10377 (enum data_ref_type): Removed.
10378 (struct data_reference): Consist of struct innermost_loop_behavior,
10379 struct indices and struct dr_alias.
10380 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10381 (DR_MEMTAG): Renamed to ...
10382 (DR_SYMBOL_TAG): ... this.
10383 (find_data_references_in_loop): Declaration removed.
10384 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10385 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10386 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10387 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10389 2007-05-13 Revital Eres <eres@il.ibm.com>
10391 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10392 which walks virtual def-use chains to find redundant stores.
10393 (dse_optimize_stmt): Call it.
10395 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10397 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10398 * passes.c (init_optimization_passes): Move pass_jump_bypass
10401 * basic-block.h (bb_has_eh_pred): Fix style issue.
10403 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10405 PR rtl-optimization/31848
10406 * loop-invariant.c (move_invariant_reg): If we move an insn
10407 with a REG_EQUAL note, and that insn is not always executed,
10408 remove the REG_EQUAL note.
10410 2007-05-12 Richard Guenther <rguenther@suse.de>
10412 PR tree-optimization/31797
10413 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10414 propagate into a stmt that has volatile ops.
10416 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10418 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10419 (gcc_tooldir): Likewise.
10420 * configure: Regenerate.
10421 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10422 old configure.ac gcc_tooldir setting.
10423 (prefix_to_exec_prefix): New variable.
10424 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10425 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10427 2007-05-11 Silvius Rus <rus@google.com>
10429 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10430 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10431 * c-common.h (strict_aliasing_warning): Change return type.
10432 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10433 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10434 (build_c_cast): Condition call to strict_aliasing_warning.
10435 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10436 * flags.h (set_Wstrict_aliasing): Declare.
10437 * opts.c (set_Wstrict_alising): Define, add call to.
10438 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10439 * tree-ssa-alias-warnings.c: New file.
10440 * tree-ssa-alias.c (compute_may_aliases): Add call to
10441 strict_aliasing_warning_backend.
10443 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10445 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10446 Use loop_depth and loop_outer accessor functions.
10447 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10448 determine_invariantness_stmt, move_computations_stmt): Ditto.
10449 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10450 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10451 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10452 * tree-scalar-evolution.c (interpret_loop_phi,
10453 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10454 instantiate_parameters_1, scev_const_prop): Ditto.
10455 * cfghooks.c (make_forwarder_block): Ditto.
10456 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10457 * modulo-sched.c (loop_canon_p): Ditto.
10458 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10459 slpeel_can_duplicate_loop_p): Ditto.
10460 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10461 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10462 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10463 cancel_loop, verify_loop_structure): Ditto.
10464 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10465 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10466 superloops vector instead of "pred" array.
10467 (establish_preds): Take father loop as an argument. Initialize the
10469 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10470 Do not initialize loop->outer.
10471 (flow_loop_tree_node_remove): Truncate the superloops vector.
10472 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10473 "pred" merged to "superloops" vector.
10474 (loop_depth, loop_outer): New.
10475 (fel_init): Use loop_outer.
10477 2007-05-11 Jan Hubicka <jh@suse.cz>
10479 * cgraphunit.c: Include gt-cgraphunit.h
10480 (static_ctors, static_dtors): New static vars.
10481 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10482 based on implementation in c-common.c
10483 (cgraph_finalize_function): Call record_cdtor_fn.
10484 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10485 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10486 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10487 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10488 build_cdtor, c_build_cdtor_fns): Remove.
10489 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10490 c_build_cdtor_fns): Remove prototype.
10492 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10495 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10496 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10497 * builtins.c (fold_builtin_memchr): New.
10498 (expand_builtin_memchr): Call the latter.
10499 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10500 * doc/extend.texi ([Other built-in functions provided by GCC]):
10503 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10505 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10506 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10507 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10508 PFPO_OP1_TYPE_SHIFT): Constants added.
10509 (DFP_ALL): Mode macro defined.
10510 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10511 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10512 Insn definitions added.
10513 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10514 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10517 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10519 PR tree-optimization/31885
10520 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10521 NULL_TREE to be undetermined.
10522 (automatically_generated_chrec_p): Return false for NULL.
10524 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10526 * config/bfin/bfin.h (MOVE_RATIO): Define.
10528 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10530 * config.gcc (sparc-wrs-vxworks): New target.
10531 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10532 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10533 * config/sparc/sparc.h: Include vxworks-dummy.h.
10534 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10535 include LABEL_REFs too.
10536 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10537 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10539 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10541 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10542 (sparc_emit_call_insn): New function.
10543 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10544 functions when generating VxWorks PIC.
10545 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10546 (call, call_value): Use sparc_emit_call_insn instead of
10549 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10551 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10553 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10555 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10556 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10557 split_double instead of operand_subword.
10559 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10561 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10562 * config/bfin/bfin.c (bfin_local_alignment): New function.
10563 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10565 2007-05-08 Chao-ying Fu <fu@mips.com>
10567 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10568 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10569 (smsub_widen_optab, umsub_widen_optab): Define.
10570 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10572 * genopinit.c (optabs): Fill in smsub_widen_optab and
10574 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10575 and umsub_widen_optab to implement multiply-subtract sequences.
10576 * config/mips/mips.md (*msac<u>_di): Rename to...
10577 (<u>msubsidi4): ...this. Extend condition to include
10578 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10579 of operand 0 to "ka" and use the three-operand form of msub<u>
10581 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10584 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10586 PR rtl-optimization/28011
10587 * reload.c (push_reload): Set dont_share if IN appears in OUT
10588 also when IN is a PLUS rtx.
10589 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10592 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10594 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10595 call unshare_all_decls.
10596 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10597 (unshare_all_decls): Remove.
10599 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10602 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10605 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10606 Nigel Stephens <nigel@mips.com>
10608 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10609 Update comments and all uses.
10610 (MIN_FPRS_PER_FMT): Define.
10611 * config/mips/mips.c (function_arg): Fix to correctly handle
10612 the -mips32r2 -mfp64 -mabi=32 case.
10613 (override_options): Enable use of odd-numbered registers for
10614 SFmode values on MIPS32.
10615 (mips_save_reg_p): Save whole floating-point register pair if
10616 either half is used.
10617 (compute_frame_size): Fix comment.
10619 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10621 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10622 argument of type bool.
10623 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10624 argument. Safely select temporary P register according to it.
10625 (do_link): Change call site of add_to_reg accordingly.
10626 (do_unlink): Add epilogue_p as a fourth argument and pass it
10628 (expand_interrupt_handler_epilogue): Change call of do_unlink
10630 (bfin_expand_prologue): Add a third argument sibcall_p.
10631 * config/bfin/bfin.md (epilogue): Change call of
10632 bfin_expand_epilogue accordingly.
10633 (sibcall_epilogue): Likewise.
10634 (eh_return_internal): Likewise.
10636 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10637 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10638 * config/bfin/bfin.c (bfin_handle_option): Handle
10639 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10640 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10641 Support bf534, bf536 and bf561.
10642 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10644 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10647 * config/i386/i386.c (ix86_function_regparm): Process local
10648 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10650 2007-05-07 Mike Stump <mrs@apple.com>
10652 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10653 also checks for and while statements in C++.
10655 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10657 * gcc.c (at_file_supplied): New variable.
10658 (main): Set it if we expanded argv.
10659 (do_spec_1): Pass an @-file to the linker if we were called with
10660 an @-file argument and HAVE_GNU_LD.
10661 * collect2.c (at_file_supplied): New variable.
10662 (response_file): New variable.
10663 (collect_exit): Unlink response_file if necessary.
10664 (handler): Likewise.
10665 (do_wait): Likewise.
10666 (main): Set at_file_supplied if we expanded argv.
10667 (collect_execute): Pass an @-file to subprocesses if we were called
10668 with an @-file argument.
10669 * configure.ac: Add define for HAVE_GNU_LD.
10670 * configure: Regenerate.
10671 * config.in: Regenerate.
10673 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10675 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10676 operand to HI mode.
10681 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10683 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10684 (TARGET_ENCODE_SECTION_INFO): Re-define.
10685 (m32c_encode_section_info): New
10686 (function_vector_handler): New
10687 (current_function_special_page_vector): New
10688 (m32c_special_page_vector_p): New.
10689 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10691 * config/m32c/jump.md: Added instruction JSRS for functions
10692 with attribute "function_vector".
10693 * doc/extend.texi (function_vector): Added description
10694 for M16C, M32C targets.
10696 2007-05-07 DJ Delorie <dj@redhat.com>
10699 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10700 ashrpsi3, lshrpsi3): Update shift count constraint.
10702 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10703 Nathan Froyd <froydnj@codesourcery.com>
10706 * c-incpath.c (add_path): Strip trailing path separators.
10708 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10710 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10711 Free dominance info before purging EH edges.
10712 (eliminate_degenerate_phis): Likewise.
10713 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10715 2007-05-07 Jan Hubicka <jh@suse.cz>
10717 * gimplify.c (gimplify_expr): Do not crash when folding
10718 (void *)(int)&a + 4.
10720 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10723 * c-opts.c (lang_fortran): Make it non static.
10724 * c-common.h (lang_fortran): New prototype.
10725 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10726 -lang-fortran option was passed by the driver.
10728 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10730 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10731 of ASSERT_CHECKING. Tweak message.
10733 2007-05-06 Revital Eres <eres@il.ibm.com>
10736 * loop-unroll.c (insert_var_expansion_initialization):
10737 Initialize the expansions with -zero instead of +zero.
10739 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10741 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10742 into pic and non-pic versions. Mark r19 as used for
10743 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10744 for tgd_load, tld_load and tie_load .
10745 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10746 version of tgd_load, tld_load and tie_load depending on the
10749 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10750 Jakub Jelinek <jakub@redhat.com>
10752 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10753 (__do_global_dtors_aux): Use more paranoid loop to run
10754 destructors if HIDDEN_DTOR_LIST_END.
10755 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10757 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10759 * varasm.c (align_variable): Don't increase alignment for
10760 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10761 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10763 2007-05-04 Josh Conner <jconner@apple.com>
10765 * basic-block.h (cdi_direction): Assign values to all enumeration
10767 (dom_computed): Remove.
10768 (dom_info_state): New.
10769 (set_dom_info_availability): New.
10770 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10771 walk_data.dom_direction.
10772 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10773 instead of dom_computed[].
10774 (split_edge): Likewise.
10775 (create_basic_block): Likewise.
10776 (merge_blocks): Likewise.
10777 * ifcvt.c (find_if_header): Likewise.
10778 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10779 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10780 * tree-ssa.c (verify_ssa): Likewise.
10781 * tree-cfg.c (tree_verify_flow_info): Likewise.
10782 (remove_edge_and_dominated_blocks): Likewise.
10783 * dominance.c (dom_computed): Make static.
10784 (calc_dfs_tree_nonrec): Change third param to a bool.
10785 (calc_dfs_tree): Change second param to a bool.
10786 (calc_idioms): Change second param to a bool. Use
10787 dom_convert_dir_to_idx.
10788 (init_dom_info): Validate dir before using.
10789 (dom_convert_dir_to_idx): New.
10790 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10791 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10792 (free_dominance_info): Use dom_convert_dir_to_idx.
10793 (get_immediate_dominator): Likewise.
10794 (set_immediate_dominator): Likewise.
10795 (get_dominated_by): Likewise.
10796 (redirect_immediate_dominators): Likewise.
10797 (nearest_common_denominator): Likewise.
10798 (dominated_by_p): Likewise.
10799 (bb_dom_dfs_in): Likewise.
10800 (bb_dom_dfs_out): Likewise.
10801 (recount_dominator): Likewise.
10802 (iterate_fix_dominators): Likewise.
10803 (add_to_dominance_info): Likewise.
10804 (delete_from_dominance_info): Likewise.
10805 (first_dom_son): Likewise.
10806 (next_dom_son): Likewise.
10807 (dom_info_available_p): Likewise.
10808 (dom_info_state): New.
10809 (set_dom_info_availability): New.
10811 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10813 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10815 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10817 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10819 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10820 (subdi3, subdi_carry): Delete.
10822 2007-05-04 Jan Hubicka <jh@suse.cz>
10823 Richard Guenther <rguenther@suse.de>
10825 * opts.c (decode_options): Do not fiddle with inlining
10826 parameters in case of optimizing for size.
10827 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10828 for size do nothing.
10829 (cgraph_decide_inlining_of_small_function): When optimizing for
10830 size never inline functions increasing caller size.
10831 (cgraph_early_inlining): Inline for size when optimizing for size.
10833 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10835 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10836 logical operations piecewise.
10837 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10838 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10839 subdi_sesidi_di): Delete.
10840 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10841 the generated sequence. Allow three-reg add in constraints. Rewrite
10842 the rtl expression for carry to avoid zero_extend of a constant.
10843 (sub_with_carry): New pattern.
10844 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10845 different sequence not involving jumps.
10846 (notbi): Now a named pattern.
10848 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10850 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10851 Add the note about a significant loss of accuracy of some
10852 mathematical routines when these options are used.
10854 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10856 * haifa-sched.c (rtx_vec_t): New typedef.
10857 (contributes_to_priority_p): Extract piece of priority () into new
10859 (priority): Use the function. Add assertion.
10860 (rank_for_schedule, set_priorities): Add assertion to check that
10861 insn's priority is initialized.
10862 (clear_priorities, calc_priorities): Change signature. Make it update
10863 all relevant insns. Update all callers ('add_to_speculative_block ()'
10864 and 'create_block_check_twin ()').
10865 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10866 Add new field 'priority_status'.
10867 (INSN_PRIORITY_STATUS): New macro.
10868 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10870 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10872 * sched-ebb.c (debug_ebb_dependencies): New static function.
10873 (init_ready_list): Use it.
10875 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10876 with changed signature and 'debug_rgn_dependencies ()'.
10877 (debug_rgn_dependencies): New static function.
10878 (init_ready_list): Use it.
10880 * sched-int.h (debug_dependencies): Declare.
10882 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10884 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10886 2007-05-04 Dirk Mueller <dmueller@suse.de>
10888 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10890 2007-05-03 Jan Hubicka <jh@suse.cz>
10892 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10893 ((T1)X op (T1)Y), for pointer type in more cases than before.
10895 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10897 * tree-object-size.c (plus_expr_object_size): When operand size is
10898 unknown, return unknown.
10900 2007-05-03 Dirk Mueller <dmueller@suse.de>
10902 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10904 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10907 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10909 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10911 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10913 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10915 * config/soft-fp/double.h, config/soft-fp/extended.h,
10916 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10917 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10918 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10919 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10922 2007-05-03 Ian Lance Taylor <iant@google.com>
10924 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10925 MASK_PPC_GFXOPT for 8540 or 8548.
10927 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10929 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10930 vect_print_dump_info() to output debug information.
10932 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10936 operands of size 2 when operand is not MEM_P.
10938 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10940 PR tree-optimization/30565
10941 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10943 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10945 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10946 (umulsi3_highpart): Use them.
10947 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10948 for final accumulator to D regisster tranfser.
10950 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10952 PR tree-optimization/31699
10953 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10955 (vect_enhance_data_refs_alignment): Compute peel amount using
10956 TYPE_VECTOR_SUBPARTS instead of vf.
10957 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10959 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10962 * system.h: Remove inclusion of double-int.h
10963 * tree.h: Include double-int.h
10964 * gengtype.c: Likewise
10965 * cfgloop.h: Likewise
10966 * Makefile.in: Adjust dependencies on double-int.h
10968 2007-05-02 Eric Christopher <echristo@apple.com>
10970 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10971 -shared to -Zdynamiclib.
10973 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10976 * c-common.c (strip_pointer_or_array_types): New function.
10977 * c-common.h (strip_pointer_or_array_types): New function declaration.
10979 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10981 PR tree-optimization/31771
10982 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10984 2007-05-02 Paul Brook <paul@codesourcery.com>
10986 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10988 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10990 PR middle-end/29715
10991 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
10994 2007-05-02 Nick Clifton <nickc@redhat.com>
10996 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
10998 2007-05-02 Richard Guenther <rguenther@suse.de>
11000 PR tree-optimization/31146
11001 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11002 argument, single_use_p. If we have a single use that is
11003 a conversion to the definition rhs type, propagate that rhs.
11004 (forward_propagate_addr_expr): Pass single_use_p argument
11005 to forward_propagate_addr_expr_1.
11007 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11009 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11012 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11014 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11015 'AMD Family 10 core'.
11017 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11019 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11020 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11021 with SSE3 instruction set support.
11022 * doc/invoke.texi: Likewise.
11024 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11026 * config/i386/i386.c (override_options): Tuning 32-byte loop
11027 alignment for amdfam10 architecture. Increasing the max loop
11028 alignment to 24 bytes.
11030 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11032 * config/m68k/constraints.md: New.
11033 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11034 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11035 EXTRA_CONSTRAINT): Remove.
11036 * config/m68k/m68k.md: Include constraints.md.
11037 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11039 2007-05-01 Ian Lance Taylor <iant@google.com>
11041 PR tree-optimization/31739
11042 * tree-vrp.c (vrp_val_is_max): New static function.
11043 (vrp_val_is_min): New static function.
11044 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11046 (set_value_range): Use vrp_val_is_{max,min}.
11047 (extract_range_from_assert): Likewise.
11048 (extract_range_from_binary_expr): Likewise.
11049 (extract_range_from_unary_expr): Likewise.
11050 (dump_value_range, vrp_meet): Likewise.
11051 (vrp_visit_phi_node): Likewise.
11052 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11054 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11056 * config/i386/gmon-sol2.c (size_t): New type.
11057 (intptr_t): Likewise.
11058 (s_textsize): Declare as size_t.
11060 (monstartup): Use size_t for sizes.
11061 (_mcount): Save and restore registers.
11062 (internal_mcount): Pass 0 as the first argument to monstartup
11064 (moncontrol): Convert pointer to appropriately sized integer
11065 before passing to profil.
11067 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11069 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11070 __NO_FPRS__, not just if _SOFT_DOUBLE.
11071 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11072 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11073 also for E500 double.
11074 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11075 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11078 2007-05-01 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11083 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11085 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11087 2007-05-01 Jan Hubicka <jh@suse.cz>
11089 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11092 2007-05-01 Jan Hubicka <jh@suse.cz>
11094 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11095 (maybe_fold_offset_to_reference): Declare.
11096 * fold-const.c (fold_unary): Do not fold
11097 (type *)&A into &A->field_of_type_and_offset_0
11098 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11099 size is unknown, give up.
11100 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11102 (maybe_fold_offset_to_reference): New.
11103 (maybe_fold_stmt_indirect): Use it.
11104 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11105 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11107 (gimplify_expr): Likewise for plus_expr.
11109 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11111 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11112 bsi_after_labels. Always insert statements before bsi.
11113 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11114 * predict.c (apply_return_prediction): Check for empty blocks.
11115 * cfgexpand.c (lab_rtx_for_bb): New variable.
11116 (label_rtx_for_bb): Do not create new tree labels.
11117 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11118 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11119 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11121 (label_for_bb): Add field used.
11122 (update_eh_label, main_block_label): Mark the label used.
11123 (cleanup_dead_labels): Remove unused labels.
11125 2007-05-01 Richard Guenther <rguenther@suse.de>
11127 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11128 if it is not about to be set.
11129 (get_value_range): Do not pre-allocate equiv bitmap.
11130 (update_value_range): No need to clear equiv field.
11131 (add_equivalence): Change prototype to get bitmap pointer.
11132 Allocate bitmap here if it is not already.
11133 (extract_range_from_assert): Do not allocate bitmap here.
11134 Update callers to add_equivalence.
11135 (extract_range_from_ssa_name): Likewise.
11136 (get_vr_for_comparison): New static helper.
11137 (compare_name_with_value): Handle NULL equiv bitmap by
11138 peeling the first iteration of the comparison loop.
11139 Use get_vr_for_comparison.
11140 (compare_names): Handle NULL equiv bitmaps by using fake
11141 ones. Use get_vr_for_comparison.
11143 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11145 * double-int.c (mpz_set_double_int): Moved from
11146 tree-ssa-loop-niter.c.
11147 (mpz_get_double_int): Likewise; also, add option to wrap
11148 out-of-range integers.
11149 * double-int.h: New prototypes for above.
11150 * tree.c (get_static_type_bounds): Moved from
11151 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11152 TYPE_MAX_VALUE if they exist..
11153 * tree.h: New prototype for above.
11154 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11155 get_type_bounds calls.
11156 (mpz_set_double_int): Move to double-int.c.
11157 (get_type_bounds): Move to tree.c, rename to
11158 get_static_type_bounds.
11159 (mpz_to_double_int): Move to double-int.c, rename to
11160 mpz_get_double_int.
11162 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11164 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11165 DIV0 exception can fall through to a normal return.
11167 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11169 PR middle-end/22156
11170 Temporarily revert:
11171 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11172 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11173 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11174 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11175 initialize align to silence bogus warning.
11176 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11177 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11179 (struct sra_walk_fns): Remove use_all parameter from use.
11180 (sra_hash_tree): Handle BIT_FIELD_REFs.
11181 (sra_elt_hash): Don't hash bitfld blocks.
11182 (sra_elt_eq): Skip them in parent compares as well. Handle
11184 (sra_walk_expr): Don't maintain or pass down use_all_p.
11185 (scan_use): Remove use_all parameter.
11186 (scalarize_use): Likewise. Re-expand assignment to
11187 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11188 output, and re-scalarize after output. Don't mark anything
11190 (scalarize_ldst): Adjust.
11191 (scalarize_walk_gimple_modify_statement): Likewise.
11192 (build_element_name_1): Handle BIT_FIELD_REFs.
11193 (instantiate_element): Don't warn for any element whose parent
11194 is used as a whole.
11195 (instantiate_missing_elements_1): Return the sra_elt.
11196 (canon_type_for_field): New.
11197 (try_instantiate_multiple_fields): New.
11198 (instantiate_missing_elemnts): Use them.
11199 (mark_no_warning): Removed.
11200 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11201 (REPLDUP, sra_build_elt_assignment): New.
11202 (generate_copy_inout): Use them.
11203 (generate_element_copy): Likewise. Handle bitfld differences.
11204 (generate_element_zero): Don't recurse for blocks. Use
11205 sra_build_elt_assignment.
11206 (generate_one_element_int): Take elt instead of var. Use
11207 sra_build_elt_assignment.
11208 (generate_element_init_1): Adjust.
11209 (scalarize_use, scalarize_copy): Use REPLDUP.
11210 (scalarize_ldst): Move assert before dereference.
11211 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11213 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11216 * tree.c (reconstruct_complex_type): Reconstruct a reference
11218 Also use the same mode for the pointer as the old pointer type.
11220 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11222 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11225 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11227 PR rtl-optimization/31676
11228 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11229 (df_refs_record): Call it.
11231 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11233 * rtl.def (SS_ABS): New code.
11234 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11235 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11236 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11237 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11238 (bfin_init_builtins): Define them.
11239 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11240 (bfin_expand_builtin): ... and handle the others here.
11241 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11242 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11243 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11244 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11245 operand is only HImode.
11247 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11249 * regclass.c (scan_one_insn): Remove splitting of
11252 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11253 Nigel Stephens <nigel@mips.com>
11255 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11257 2007-04-28 Jan Hubicka <jh@suse.cz>
11259 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11260 insn_locators_alloc instead of insn_locators_initialize;
11261 call reset_block_changes.
11262 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11263 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11264 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11265 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11266 * config/score/score.c (th_output_mi_thunk): Likewise.
11267 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11268 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11269 tolerate uninitialized locator info.
11272 * function.c (init_function_start): Don't init line number info.
11273 (expand_function_end): Update.
11274 (reset_block_changes, record_block_change, finalize_block_changes,
11275 check_block_change, free_block_changes): Kill.
11276 * function.h (reset_block_changes, record_block_change,
11277 finalize_block_changes, check_block_change, free_block_changes):
11279 (struct function): Remove ib_boundaries_block.
11280 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11281 Use curr_insn_locator to initialize locator.
11282 (emit_line_note): Remove.
11283 * cfgexpand.c (expand_gimple_cond_expr): Update.
11284 (construct_exit_block): Likewise.
11285 (tree_expand_cfg): Initialize/finalize locators.
11286 * expr.c (expand_expr_real): Update.
11287 * cfglayout.c (line_locators_locs, line_locators_lines,
11288 file_locators_locs, file_locators_files): Remove.
11289 (set_block_levels): Move to cfgexpand.c.
11290 (insn_locators_initialize): Remove.
11291 (pass_insn_locators_initialize): Remove.
11292 (locations_locators_locs, locations_locators_vals): New static vars.
11293 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11295 (insn_locators_alloc, insn_locators_finalize,
11296 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11298 (locator_location): New.
11299 (locator_line, locator_file): Rewrite.
11300 * rtl.h (emit_line_note): Kill.
11301 (insn_locators_alloc, insn_locators_finalize,
11302 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11304 * tree-inline.c (initialize_cfun): Do not initialize
11305 ib_boundaries_block.
11306 * passes.c (pass_insn_locators_initialize): Remove.
11308 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11310 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11311 info. Update last_basic_block correctly.
11313 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11316 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11317 register itself to hold the offset constant. Tell flow the use
11318 of r4 and r5 when they are used.
11320 2007-04-27 Richard Guenther <rguenther@suse.de>
11322 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11323 if we simplified anything.
11324 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11325 warnings until we did a simplification and the stmt was not
11326 marked as TREE_NO_WARNING.
11328 2007-04-27 Mike Stump <mrs@apple.com>
11330 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11332 2007-04-27 Ian Lance Taylor <iant@google.com>
11334 PR middle-end/31710
11335 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11336 TYPE_MAX_VALUE exist, convert them to the new type.
11338 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11340 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11341 if it claims to be available.
11342 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11343 edge is redirected.
11344 (perform_tree_ssa_dce): Always free postdominators.
11346 2007-04-27 Richard Henderson <rth@redhat.com>
11348 * config/alpha/predicates.md (aligned_memory_operand): Mark
11349 as define_special_predicate.
11350 (unaligned_memory_operand, normal_memory_operand): Likewise.
11351 (reg_or_unaligned_mem_operand): Remove.
11352 (any_memory_operand): Match the documentation and check for
11353 non-renumbered pseudos during reload.
11354 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11355 alpha_secondary_reload_class, update to new interface, make static.
11356 Handle CQImode like HImode. Remove FP subreg check.
11357 (alpha_expand_mov): Use replace_equiv_address.
11358 (alpha_expand_mov_nobwx): Use any_memory_operand.
11359 (TARGET_SECONDARY_RELOAD): New.
11360 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11361 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11362 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11363 * config/alpha/alpha.md: ... here.
11364 (RELOAD12, reloadmode): New.
11366 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11367 Don't handle the aligned case here.
11368 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11369 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11370 reload_inhi_help. Don't expect a scratch register.
11371 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11373 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11375 2007-04-27 Richard Guenther <rguenther@suse.de>
11377 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11379 2007-04-27 Richard Guenther <rguenther@suse.de>
11381 PR tree-optimization/30965
11382 PR tree-optimization/30978
11383 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11384 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11385 (find_equivalent_equality_comparison): Likewise.
11386 (simplify_cond): Likewise.
11387 (get_prop_source_stmt): New helper.
11388 (get_prop_dest_stmt): Likewise.
11389 (can_propagate_from): Likewise.
11390 (remove_prop_source_from_use): Likewise.
11391 (combine_cond_expr_cond): Likewise.
11392 (forward_propagate_comparison): New function.
11393 (forward_propagate_into_cond): Rewrite to use fold for
11395 (tree_ssa_forward_propagate_single_use_vars): Call
11396 forward_propagate_comparison to propagate comparisons.
11398 2007-04-27 Richard Guenther <rguenther@suse.de>
11400 PR tree-optimization/31715
11401 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11402 sure to do computation on the offset in an appropriate
11405 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11407 * reload.h (elimination_target_reg_p): Declare.
11408 * reload.c (find_reloads): Don't apply the reg_rtx move
11409 optimization if the SET_DEST satisfies elimination_target_reg_p.
11410 * reload1.c (elimination_target_reg_p): New function.
11411 (gen_reload): In the move/add2 fallback, make sure that op0
11412 does not overlap the destination register.
11414 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11416 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11417 transform only GIMPLE_MODIFY_STMTs.
11418 * tree-complex.c (expand_complex_operations_1): Ditto.
11419 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11420 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11421 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11423 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11424 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11425 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11426 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11427 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11428 slpeel_add_loop_guard): Ditto.
11429 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11430 * lambda-code.c (perfect_nestify): Ditto.
11431 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11432 before the first statement.
11433 * tree-optimize.c (execute_free_datastructures): Fix comments.
11434 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11435 * tree-flow.h (disband_implicit_edges): Declaration removed.
11436 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11438 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11439 COND_EXPRs without gotos.
11440 (disband_implicit_edges, has_label_p): Removed.
11441 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11442 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11444 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11446 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11447 also for COND_EXPRs.
11448 * cfgexpand.c (label_rtx_for_bb): New function.
11449 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11450 Use label_rtx_for_bb to find the labels.
11451 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11452 last block. Detect fallthru edges.
11454 2007-04-26 Ian Lance Taylor <iant@google.com>
11457 * reload.c (find_reloads_subreg_address): If the address was valid
11458 in the original mode but not in the new mode, reload the whole
11461 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11463 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11464 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11465 (cleanup_control_expr_graph): Do not invalidate dominance info.
11466 Record altered blocks.
11467 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11468 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11469 cleanup_tree_cfg_bb): New functions.
11470 (remove_forwarder_block): Do not maintain the worklist of blocks.
11471 Record altered blocks.
11472 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11473 not over whole cfg.
11474 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11475 delete_unreachable_blocks if dominators are not available.
11476 * tree-inline.c (optimize_inline_calls): Free dominance information
11478 * tree-flow.h (remove_edge_and_dominated_blocks,
11479 cfgcleanup_altered_bbs): Altered.
11480 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11482 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11484 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11485 do not invalidate dominators.
11487 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11489 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11490 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11491 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11492 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11494 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11496 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11498 2007-04-26 Richard Guenther <rguenther@suse.de>
11500 PR tree-optimization/31703
11501 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11502 the right type for the target of the bittest.
11504 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11506 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11507 ix86_sol10_return_in_memory.
11509 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11511 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11514 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11517 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11519 PR tree-optimization/30558
11520 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11521 clear this_state.prev_try.
11523 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11524 Mark Mitchell <mark@codesourcery.com>
11526 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11527 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11528 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11530 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11533 * doc/invoke.texi (%:print-asm-header): Document.
11534 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11536 (static_spec_functions): Add print-asm-header.
11537 (main): Print a banner before the --target-help linker options.
11538 (print_asm_header_spec_function): New function.
11540 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11543 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11544 (movsf_ie): Likewise.
11546 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11548 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11550 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11552 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11553 exception for divide-by-zero.
11554 (__umodsi3, __modsi3): Likewise.
11556 2007-04-25 Dirk Mueller <dmueller@suse.de>
11558 * c-typeck.c (build_compound_expr): Annotate warning()
11559 call with OPT_Wunused_value.
11560 * tree-ssa.c (warn_uninit): Annotate warning with
11562 * c-common.c (handle_sentinel_attribute): Annotate warning
11563 call with OPT_Wattributes.
11565 2007-04-25 Thiemo Seufer <ths@mips.com>
11567 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11568 (mips16): Fix typo.
11569 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11570 on to the assembler. Improve handling of -mno-mips16. Add handling
11571 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11572 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11573 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11574 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11576 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11579 * config/i386/winnt.c (i386_pe_file_end): Strip only
11580 USER_LABEL_PREFIX when writing export name.
11582 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11584 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11585 sh/elf.h, vx-common.h and vxworks.h.
11586 * config/sh/sh.h: Include config/vxworks-dummy.h.
11587 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11588 (OVERRIDE_OPTIONS): Use it.
11589 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11590 (vxworks_picreg): New pattern.
11591 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11592 VXWORKS_OS_CPP_BUILTINS.
11593 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11594 to their VXWORKS_* equivalents.
11595 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11596 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11597 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11598 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11599 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11600 -mrtp/-fPIC multilibs.
11601 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11602 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11603 (MULTILIB_OSDIRNAMES): Delete.
11605 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11608 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11610 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11612 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11613 rounding mode to be specified by the caller.
11614 (real_to_mpfr) Likewise.
11615 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11616 include new arguments.
11617 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11619 2007-04-24 Ian Lance Taylor <iant@google.com>
11621 PR tree-optimization/31605
11622 * tree-vrp.c (set_value_range): Check that min and max are not
11623 both overflow infinities.
11624 (set_value_range_to_value): New static function.
11625 (extract_range_from_binary_expr): Call set_value_range_to_value.
11626 (extract_range_from_cond_expr): Likewise.
11627 (extract_range_from_expr): Likewise.
11628 (extract_range_from_unary_expr): Likewise. Don't create a range
11629 which overflows on both sides.
11630 (vrp_meet): Check for a useless range.
11631 (vrp_visit_phi_node): If we see a constant which looks like an
11632 overflow infinity, turn off the TREE_OVERFLOW flag.
11634 2007-04-24 Ian Lance Taylor <iant@google.com>
11636 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11638 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11640 PR diagnostic/25923
11641 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11642 diagnostic message is being built.
11643 * tree-pretty-print.c (dump_generic_node): Only write the
11644 formatted text into BUFFER's stream if we are not building a
11645 diagnostic message.
11646 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11648 * Makefile.in (toplev.o): Depend on tree-pass.h.
11650 2007-04-24 Ian Lance Taylor <iant@google.com>
11652 PR tree-optimization/31602
11653 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11654 conditionals in the copied loop header.
11655 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11656 warnings if TREE_NO_WARNING is set.
11657 * doc/invoke.texi (Warning Options): Clarify that
11658 -Wstrict-overflow does not warn about loops.
11660 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11662 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11663 expand on the comment about _Decimal128 arguments and check the
11664 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11665 that _Decimal128 argument uses even/odd register pair.
11666 (function_arg): Ditto.
11668 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11670 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11671 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11673 2007-04-24 Richard Guenther <rguenther@suse.de>
11674 Olga Golovanevsky <olga@il.ibm.com>
11676 * fold-const.c (multiple_of_p): Check for bottom
11679 2007-04-24 Richard Henderson <rth@redhat.com>
11681 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11682 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11683 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11684 looking for non-zero bits shifted out. Avoid a recursive call
11685 when constructing the scalar.
11686 (__floatundisf): Likewise.
11688 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11690 * dwarf2out.c (field_byte_offset): Move the existing logic
11691 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11692 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11694 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11697 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11698 length argument of 0 for memset.
11699 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11700 unsigned shift instead of the signed variant.
11702 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11704 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11705 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11706 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11707 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11708 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11709 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11710 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11711 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11712 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11713 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11714 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11715 "mul<mode>3", "div<mode>3"): Insn definitions added.
11716 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11717 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11718 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11719 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11720 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11721 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11722 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11723 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11724 TARGET_FLOAT_FORMAT): Macro definitions removed.
11725 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11726 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11727 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11728 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11729 (s390_gen_rtx_const_DI): Function removed.
11730 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11732 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11734 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11735 over an external ffs function.
11737 2007-04-24 Chao-ying Fu <fu@mips.com>
11738 Richard Sandiford <richard@nildram.co.uk>
11740 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11741 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11742 (smadd_widen_optab, umadd_widen_optab): Define.
11743 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11745 * genopinit.c (optabs): Fill in smadd_widen_optab and
11747 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11748 and umadd_widen_optab to implement multiply-add sequences.
11749 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11750 (<u>maddsidi4): ...this. Extend condition to include
11751 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11752 of operand 0 to "ka" and use the three-operand form of madd<u>
11754 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11756 * config/mips/constraints.md (ka): New register constraint.
11758 2007-04-24 Jan Hubicka <j@suse.cz>
11762 2007-04-23 Jan Hubicka <jh@suse.cz>
11763 * function.c (init_function_start): Don't init line number info.
11764 (expand_function_end): Update.
11765 (reset_block_changes, record_block_change, finalize_block_changes,
11766 check_block_change, free_block_changes): Kill.
11767 * function.h (reset_block_changes, record_block_change,
11768 finalize_block_changes, check_block_change, free_block_changes):
11770 (struct function): Remove ib_boundaries_block.
11771 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11772 Use curr_insn_locator to initialize locator.
11773 (emit_line_note): Remove.
11774 * cfgexpand.c (expand_gimple_cond_expr): Update.
11775 (construct_exit_block): Likewise.
11776 (tree_expand_cfg): Initialize/finalize locators.
11777 * expr.c (expand_expr_real): Update.
11778 * cfglayout.c (line_locators_locs, line_locators_lines,
11779 file_locators_locs, file_locators_files): Remove.
11780 (set_block_levels): Move to cfgexpand.c.
11781 (insn_locators_initialize): Remove.
11782 (pass_insn_locators_initialize): Remove.
11783 (locations_locators_locs, locations_locators_vals): New static vars.
11784 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11786 (insn_locators_alloc, insn_locators_finalize,
11787 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11789 (locator_location): New.
11790 (locator_line, locator_file): Rewrite.
11791 * rtl.h (emit_line_note): Kill.
11792 (insn_locators_alloc, insn_locators_finalize,
11793 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11795 * tree-inline.c (initialize_cfun): Do not initialize
11796 ib_boundaries_block.
11797 * passes.c (pass_insn_locators_initialize): Remove.
11799 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11801 * doc/invoke.texi: Removed leading '-' from option index entries.
11803 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11805 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11807 (create_phi_node): Use set_phi_nodes.
11808 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11809 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11810 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11811 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11812 (bsi_start, bsi_last): Use bb_stmt_list.
11813 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11814 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11815 Traverse the statements using tsi iterator.
11816 * basic-block.h (struct basic_block_def): Fields stmt_list
11817 and phi_nodes moved to ...
11818 (struct tree_bb_info): ... new structure.
11819 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11820 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11821 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11822 (tree_verify_flow_info): Verify that il.tree is not set for
11823 entry and exit block.
11824 (tree_split_block): Use set_bb_stmt_list.
11826 2007-04-23 Mike Stump <mrs@apple.com>
11828 * config/i386/i386.c (ix86_tune_features
11829 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11832 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11834 * config/i386/i386.md (prefix_extra): New attribute.
11835 (length): Add prefix_extra.
11837 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11838 (sse2_movntv2di): Likewise.
11839 (sse2_cvtps2dq): Likewise.
11840 (sse2_cvtpd2pi): Likewise.
11841 (sse2_cvttpd2pi): Likewise.
11842 (*sse2_cvtpd2ps): Likewise.
11843 (*add<mode>3): Likewise.
11844 (sse2_ssadd<mode>3): Likewise.
11845 (sse2_usadd<mode>3): Likewise.
11846 (*sub<mode>3): Likewise.
11847 (sse2_sssub<mode>3): Likewise.
11848 (sse2_ussub<mode>3): Likewise.
11849 (*mulv8hi3): Likewise.
11850 (*smulv8hi3_highpart): Likewise.
11851 (*umulv8hi3_highpart): Likewise.
11852 (sse2_umulv2siv2di3): Likewise.
11853 (sse2_pmaddwd): Likewise.
11854 (ashr<mode>3): Likewise.
11855 (lshr<mode>3): Likewise.
11856 (ashl<mode>3): Likewise.
11857 (sse2_ashlti3): Likewise.
11858 (sse2_lshrti3): Likewise.
11859 (*umaxv16qi3): Likewise.
11860 (*smaxv8hi3): Likewise.
11861 (*uminv16qi3): Likewise.
11862 (*sminv8hi3): Likewise.
11863 (sse2_eq<mode>3): Likewise.
11864 (sse2_gt<mode>3): Likewise.
11865 (*and<mode>3): Likewise.
11866 (sse2_nand<mode>3): Likewise.
11867 (*ior<mode>3): Likewise.
11868 (*xor<mode>3): Likewise.
11869 (sse2_packsswb): Likewise.
11870 (sse2_packssdw): Likewise.
11871 (sse2_packuswb): Likewise.
11872 (sse2_punpckhbw): Likewise.
11873 (sse2_punpcklbw): Likewise.
11874 (sse2_punpckhwd): Likewise.
11875 (sse2_punpcklwd): Likewise.
11876 (sse2_punpckhdq): Likewise.
11877 (sse2_punpckldq): Likewise.
11878 (sse2_punpckhqdq): Likewise.
11879 (sse2_punpcklqdq): Likewise.
11880 (*sse2_pinsrw): Likewise.
11881 (*sse2_pextrw): Likewise.
11882 (sse2_pshufd_1): Likewise.
11883 (sse2_uavgv16qi3): Likewise.
11884 (sse2_uavgv8hi3): Likewise.
11885 (sse2_psadbw): Likewise.
11886 (sse2_pmovmskb): Likewise.
11887 (*sse2_maskmovdqu): Likewise.
11888 (*sse2_maskmovdqu_rex64): Likewise.
11889 (sse4a_extrqi): Likewise.
11890 (sse4a_extrq): Likewise.
11891 (sse3_lddqu): Set prefix_rep.
11892 (sse3_addsubv4sf3): Likewise.
11893 (sse3_haddv4sf3): Likewise.
11894 (sse3_hsubv4sf3): Likewise.
11895 (sse_cvtss2si): Likewise.
11896 (sse_cvtss2si_2): Likewise.
11897 (sse_cvtss2siq): Likewise.
11898 (sse_cvtss2siq_2): Likewise.
11899 (sse_cvttss2si): Likewise.
11900 (sse_cvttss2siq): Likewise.
11901 (sse2_cvttps2dq): Likewise.
11902 (sse3_movshdup): Likewise.
11903 (sse3_movsldup): Likewise.
11904 (sse2_cvtsd2si): Likewise.
11905 (sse2_cvtsd2si_2): Likewise.
11906 (sse2_cvtsd2siq): Likewise.
11907 (sse2_cvtsd2siq_2): Likewise.
11908 (sse2_cvttsd2si): Likewise.
11909 (sse2_cvttsd2siq): Likewise.
11910 (*sse2_cvtpd2dq): Likewise.
11911 (*sse2_cvttpd2dq): Likewise.
11912 (sse2_pshuflw_1): Likewise.
11913 (sse2_pshufhw_1): Likewise.
11914 (sse4a_insertqi): Likewise.
11915 (sse4a_insertq): Likewise.
11916 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11917 (ssse3_phadddv4si3): Likewise.
11918 (ssse3_phaddswv8hi3): Likewise.
11919 (ssse3_phsubwv8hi3): Likewise.
11920 (ssse3_phsubdv4si3): Likewise.
11921 (ssse3_phsubswv8hi3): Likewise.
11922 (ssse3_pmaddubswv8hi3): Likewise.
11923 (ssse3_pmulhrswv8hi3): Likewise.
11924 (ssse3_pshufbv16qi3): Likewise.
11925 (ssse3_psign<mode>3): Likewise.
11926 (ssse3_palignrti): Likewise.
11927 (abs<mode>2): Likewise.
11928 (ssse3_phaddwv4hi3): Set prefix_extra.
11929 (ssse3_phadddv2si3): Likewise.
11930 (ssse3_phaddswv4hi3): Likewise.
11931 (ssse3_phsubwv4hi3): Likewise.
11932 (ssse3_phsubdv2si3): Likewise.
11933 (ssse3_phsubswv4hi3): Likewise.
11934 (ssse3_pmaddubswv4hi3): Likewise.
11935 (ssse3_pmulhrswv4hi3): Likewise.
11936 (ssse3_pshufbv8qi3): Likewise.
11937 (ssse3_psign<mode>3): Likewise.
11938 (ssse3_palignrdi): Likewise.
11939 (abs<mode>2): Likewise.
11940 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11941 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11942 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11944 2007-04-23 Nick Clifton <nickc@redhat.com>
11946 * params.def: Fix formatting of emacs local variables.
11948 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11950 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11951 move if inter-unit move isn't allowed.
11952 Don't split moving the first element of V2DI to DI to inter-unit
11953 move if inter-unit move isn't allowed.
11955 2007-04-23 Richard Guenther <rguenther@suse.de>
11957 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11958 and CDI_POST_DOMINATORS separately.
11960 2007-04-23 Nick Clifton <nickc@redhat.com>
11962 * c.opt (Wformat-contains-nul): Add warning attribute.
11964 2007-04-23 Jan Hubicka <jh@suse.cz>
11966 * function.c (init_function_start): Don't init line number info.
11967 (expand_function_end): Update.
11968 (reset_block_changes, record_block_change, finalize_block_changes,
11969 check_block_change, free_block_changes): Kill.
11970 * function.h (reset_block_changes, record_block_change,
11971 finalize_block_changes, check_block_change, free_block_changes):
11973 (struct function): Remove ib_boundaries_block.
11974 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11975 Use curr_insn_locator to initialize locator.
11976 (emit_line_note): Remove.
11977 * cfgexpand.c (expand_gimple_cond_expr): Update.
11978 (construct_exit_block): Likewise.
11979 (tree_expand_cfg): Initialize/finalize locators.
11980 * expr.c (expand_expr_real): Update.
11981 * cfglayout.c (line_locators_locs, line_locators_lines,
11982 file_locators_locs, file_locators_files): Remove.
11983 (set_block_levels): Move to cfgexpand.c.
11984 (insn_locators_initialize): Remove.
11985 (pass_insn_locators_initialize): Remove.
11986 (locations_locators_locs, locations_locators_vals): New static vars.
11987 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11989 (insn_locators_alloc, insn_locators_finalize,
11990 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11992 (locator_location): New.
11993 (locator_line, locator_file): Rewrite.
11994 * rtl.h (emit_line_note): Kill.
11995 (insn_locators_alloc, insn_locators_finalize,
11996 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11998 * tree-inline.c (initialize_cfun): Do not initialize
11999 ib_boundaries_block.
12000 * passes.c (pass_insn_locators_initialize): Remove.
12002 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12004 PR middle-end/31448
12005 * expr.c (reduce_to_bit_field_precision): Handle
12008 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12010 PR tree-optimization/24659
12011 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12012 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12013 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12014 * genopinit.c (optabs): Rename vec_pack_mod_optab
12015 to vec_pack_trunc_optab.
12016 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12017 early for scalar floating point operands for NOP_EXPR.
12018 (vectorizable_type_promotion): Ditto.
12019 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12020 vec_pack_trunc_optab.
12021 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12023 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12024 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12025 Rename from VEC_PACK_MOD_EXPR.
12026 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12027 * expr.c (expand_expr_real_1): Ditto.
12028 * tree-inline.c (estimate_num_insns_1): Ditto.
12029 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12031 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12032 (vec_unpacks_lo_v4sf): Ditto.
12033 (vec_pack_trunc_v2df): Ditto.
12034 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12035 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12036 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12038 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12040 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12042 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12043 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12044 packing of floating point operands.
12045 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12046 represent unpacking of floating point operands.
12047 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12048 [vec_unpacks_hi]: Ditto.
12049 [vec_unpacks_lo]: Ditto.
12051 2007-04-22 Jan Hubicka <jh@suse.cz>
12053 * final.c (rest_of_handle_final): Call
12054 targetm.asm_out.constructor/targetm.asm_out.destructor
12055 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12056 proper priority via decl_*_priority_insert.
12057 * c-common.c (c_expand_body): Likewise.
12059 2007-04-22 Richard Guenther <rguenther@suse.de>
12061 PR tree-optimization/29789
12062 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12063 (rewrite_reciprocal): New helper split out from
12064 determine_invariantness_stmt.
12065 (rewrite_bittest): Likewise.
12066 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12067 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12070 2007-04-22 Revital Eres <eres@il.ibm.com>
12072 * loop-unroll.c (var_to_expand): New field to support also
12073 insns of the form x = something + x.
12074 (analyze_insn_to_expand_var): Use it.
12075 (expand_var_during_unrolling): Likewise.
12077 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12079 * predict.c: Include pointer-set.h.
12080 (bb_predictions): New variable.
12081 (tree_predicted_by_p, tree_predict_edge,
12082 remove_predictions_associated_with_edge): Use bb_predictions map
12083 instead of bb->predictions.
12084 (clear_bb_predictions, assert_is_empty): New functions.
12085 (combine_predictions_for_bb): Use bb_predictions map. Call
12086 clear_bb_predictions.
12087 (tree_estimate_probability): Create and free bb_predictions map.
12088 * Makefile.in (predict.o): Add pointer-set.h dependency.
12089 * basic-block.h (struct basic_block_def): Remove predictions
12091 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12093 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12096 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12099 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12101 * timevar.c (timevar_print): Change reference of --disable-checking to
12102 --enable-checking=release. Also warn if assert checking is disabled.
12104 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12107 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12108 decl as addressable if the compound literal was marked as
12110 Mark the decl as a gimple register if it is a complex or
12111 vector decl and does not live in memory.
12113 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12115 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12116 (GENERIC_NEXT): New function macro.
12117 (PHI_CHAIN): Use phi_node's new chain variable.
12118 (tree_phi_node): Change tree_common to tree_base
12119 and add the chain field.
12120 * tree-phinodes.c (make_phi_node): Don't set
12121 TREE_TYPE on the new node.
12122 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12123 instead of checking GIMPLE_TUPLE_P in chain_next.
12124 * tree-vect-transform.c
12125 (get_initial_def_for_induction): Look at
12126 PHI_RESULT_TREE for the type of the phi node.
12127 (update_vuses_to_preheader): Use PHI_CHAIN
12128 instead of TREE_CHAIN on the phi node.
12129 * tree-ssa-structalias.c (compute_points_to_sets):
12131 (ipa_pta_execute): Likewise.
12133 2007-04-21 Richard Guenther <rguenther@suse.de>
12135 PR middle-end/31136
12136 * fold-const.c (fold_unary): Call fold_convert_const on the
12139 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12141 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12142 (store_killed_in_pat): New.
12144 2007-04-20 Richard Henderson <rth@redhat.com>
12147 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12148 TREE_LIST with a void_type_node value, not void_list_node exactly.
12150 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12152 * doc/standards.texi: Re-arrange into language-specific
12153 subsections. Add a C++ section, documenting which standards we
12156 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12158 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12159 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12161 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12163 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12164 ecrti.o and crtbegin.o.
12165 (LIB_DEFAULT_SPEC): Include -lc.
12166 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12168 2007-04-20 Richard Henderson <rth@redhat.com>
12171 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12172 argument; update all callers.
12173 (get_unaligned_offset): New.
12174 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12175 get_unaligned_address, just pass on the address directly.
12176 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12177 the subreg in the helper patterns.
12178 (unaligned_extendqidi_le): Use get_unaligned_offset.
12179 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12180 (unaligned_extendhidi_be): Likewise.
12181 (unaligned_extendhidi): Tidy.
12182 * config/alpha/alpha-protos.h: Update.
12184 2007-04-20 Richard Henderson <rth@redhat.com>
12186 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12187 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12188 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12189 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12190 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12191 (CPP_SPEC): Don't include %(cpp_subtarget).
12192 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12193 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12194 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12196 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12198 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12199 for __builtin_ia32_cmpordss.
12201 PR tree-optimization/31632
12202 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12203 and arg1 for optimizations of comparison against min/max values.
12204 Fold arg0 to arg1's type for optimizations of comparison against
12205 min+1 and max-1 values.
12207 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12209 * reload.c (combine_reloads): When trying to use a dying register,
12210 check whether it's uninitialized and don't use if so.
12212 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12214 * fold-const.c: Remove prototypes for native_encode_expr and
12215 native_interpret_expr.
12216 (native_encode_expr): Make non-static.
12217 (native_interpret_expr): Likewise.
12218 * tree.h: Add prototypes for the above.
12220 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12222 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12223 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12224 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12225 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12226 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12227 Add length attributes.
12229 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12231 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12234 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12235 __STDC_WANT_DEC_FP__.
12237 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12239 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12240 for long double compatibility.
12241 * configure: Regenerate.
12243 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12245 PR rtl-optimization/29841
12246 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12248 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12249 that may cause control flow transfer from being moved.
12251 2007-04-18 Jan Hubicka <jh@suse.cz>
12253 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12256 2007-04-18 Eric Christopher <echristo@apple.com>
12258 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12259 only. Update operands.
12260 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12261 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12262 link register to pic register.
12264 2007-04-18 Dirk Mueller <dmueller@suse.de>
12266 PR diagnostic/31227
12267 * tree-vrp.c (search_for_addr_array): New.
12268 (check_array_bounds): Suppress warning about
12269 address taken of array refs if its not de-referenced.
12271 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12273 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12274 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12276 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12277 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12278 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12280 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12282 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12284 (vect_analyze_scalar_cycles): Fix indentation.
12285 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12286 (vect_mark_relevant): Include phis in relevance analysis.
12288 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12290 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12292 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12293 output_operand_lossage().
12295 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12297 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12298 the unused code for reduction without adjust-in-epilog to simplify the
12301 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12303 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12304 (S390_TDC_NEGATIVE_ZERO): New constant.
12305 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12306 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12307 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12308 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12309 (S390_TDC_POSITIVE_INFINITY): New constant.
12310 (S390_TDC_NEGATIVE_INFINITY): New constant.
12311 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12312 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12313 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12314 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12315 (S390_TDC_INFINITY): New constant.
12316 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12317 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12318 optimization for UNSPEC_CCZ_TO_INT.
12319 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12320 ("*ccz_to_int"): New insn.
12321 ("isinf<mode>2"): New insn.
12322 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12323 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12324 (UNSPEC_CCZ_TO_INT): New constant.
12326 2007-04-18 Richard Guenther <rguenther@suse.de>
12328 PR tree-optimization/19431
12329 PR tree-optimization/21463
12330 * tree-pass.h (pass_phiprop): Declare.
12331 * passes.c (init_optimization_passes): New phiprop pass.
12332 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12333 (phivn_valid_p): New helper function.
12334 (phiprop_insert_phi): Likewise.
12335 (propagate_with_phi): Likewise.
12336 (tree_ssa_phiprop): New propagator propagating loads
12337 through phi nodes if profitable.
12339 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12341 * tree-vect-analyze.c (process_use): New function.
12342 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12343 Check phis in all bbs.
12344 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12347 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12349 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12352 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12355 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12358 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12360 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12362 (sse_vmmulv4sf3): Likewise.
12363 (sse2_vmaddv2df3): Likewise.
12364 (sse2_vmmulv2df3): Likewise.
12366 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12368 PR rtl-optimization/31360
12369 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12370 (target_reg_cost): New.
12371 (init_set_costs): Initialize target_reg_cost. Add comments
12372 regarding the rationale of the costs.
12373 (global_cost_for_size): Renamed to...
12374 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12375 of register pressure.
12376 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12377 estimate_reg_pressure_cost. Add number of ivs.
12378 (determine_set_costs): Dump target_reg_cost.
12379 * loop-invariant.c (gain_for_invariant): Use
12380 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12381 (best_gain_for_invariant, find_invariants_to_move): Remove
12383 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12384 (target_reg_cost): Declare.
12385 (global_cost_for_size): Declaration removed.
12386 (estimate_reg_pressure_cost): Declare.
12388 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12390 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12391 regnos into even/odd register pairs.
12392 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12393 TDmode similar to the other floating point modes.
12394 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12395 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12397 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12398 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12399 (movdd_hardfloat64): Use TARGET_MFPGPR.
12401 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12403 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12406 2005-01-05 Richard Henderson <rth@redhat.com>
12408 * reload1.c (do_input_reload): Restrict the optimization deleteing
12409 a previous output reload to RELOAD_FOR_INPUT.
12411 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12413 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12414 induc_vec_info_type.
12415 (vectorizable_induction): New function declaration.
12416 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12417 check if already vectorized. Find first place in BB where new stmts
12418 can be inserted. Takes only one argument.
12419 (vectorizable_induction): New function.
12420 (vect_transform_stmt): Add case for induc_vec_info_type to call
12421 vectorizable_induction.
12422 (vect_transform_loop): Consider phis for vectorization.
12423 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12425 (analyze_operations): Call vectorizable_induction when analyzing phis.
12427 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12428 (vect_mark_relevant): Include phis in relevance analysis.
12429 (vect_mark_stmts_to_be_vectorize): Likewise.
12430 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12432 2007-04-16 Lawrence Crowl <crowl@google.com>
12434 * doc/invoke.texi (Debugging Options): Add documentation for the
12435 -femit-struct-debug options -femit-struct-debug-baseonly,
12436 -femit-struct-debug-reduced, and
12437 -femit-struct-debug-detailed[=...].
12439 * c-opts.c (c_common_handle_option): Add
12440 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12441 and OPT_femit_struct_debug_detailed_.
12442 * c.opt: Add specifications for
12443 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12444 and -femit-struct-debug-detailed[=...].
12445 * opts.c (set_struct_debug_option): Parse the
12446 -femit-struct-debug-... options.
12447 * opts.c (matches_main_base, main_input_basename,
12448 main_input_baselength, base_of_path, matches_main_base): Add
12449 variables and functions to compare header base name to compilation
12451 * opts.c (should_emit_struct_debug): Add to determine to emit a
12452 structure based on the option.
12453 (dump_struct_debug) Also disabled function to debug this
12455 * opts.c (handle_options): Save the base name of the
12458 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12459 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12460 This hook indicates if a type is generic. Set it by default
12461 to "never generic".
12462 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12463 to determine if a struct type is generic or not.
12464 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12465 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12466 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12467 with live C++ hook.
12469 * flags.h (enum debug_info_usage): Add an enumeration to describe
12470 a program's use of a structure type.
12471 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12472 to indicate the program's usage of the type. Filter structs based
12473 on the -femit-struct-debug-... specification.
12474 (gen_type_die): Split into two routines, gen_type_die and
12475 gen_type_die_with_usage. gen_type_die is now a wrapper
12476 that assumes direct usage.
12477 (gen_type_die_with_usage): Replace calls to gen_type_die
12478 with gen_type_die_with_usage adding the program usage of
12479 the referenced type.
12480 (dwarf2out_imported_module_or_decl): Suppress struct debug
12481 information using should_emit_struct_debug when appropriate.
12483 2007-04-16 Ian Lance Taylor <iant@google.com>
12485 PR tree-optimization/31522
12486 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12487 (vrp_initialize): Allocate vr_phi_edge_counts.
12488 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12489 executable edge. Drop test for all constants.
12490 (vrp_finalize): Free vrp_phi_edge_counts.
12492 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12493 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12495 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12496 predecessors at head rather than tail.
12498 2007-04-16 Matthias Klose <doko@debian.org>
12500 * config/alpha/linux.h (CPP_SPEC): Define.
12501 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12503 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12505 * function.h: Remove sequence_stack extern declaration.
12507 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12509 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12511 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12514 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12516 * config/avr/avr.c (avr_arch_types): Rearranging array.
12517 (enum avr_arch): Add.
12518 (avr_mcu_types): Use avr_arch enumeration constants instead of
12520 * config/avr/avr.h (LINK_SPEC): Simplify.
12522 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12524 * config/m68k/m68k.c (m68k_libcall_value,
12525 m68k_function_value): Use macros for register names more.
12527 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12529 (M68K_REGNAME): Use A6_REG.
12530 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12532 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12534 PR middle-end/28071
12535 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12536 'pending_read_list_length' and 'pending_write_list_length'. Update
12538 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12539 to handle two length counters instead of one. Update all uses.
12540 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12541 two length counters instead of one.
12542 * sched-rgn.c (propagate_deps): Update to handle two length counters
12545 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12548 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12549 copy of source, pass it to ix86_expand_vector_set and return
12552 2007-04-16 David Ung <davidu@mips.com>
12553 Joseph Myers <joseph@codesourcery.com>
12555 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12556 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12557 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12558 Add 74K processor information.
12559 * config/mips/mips.md: Include 74k.md.
12560 (cpu): Add 74kc,74kf,74kx.
12561 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12562 * config/mips/74k.md: New.
12563 * doc/invoke.texi (MIPS Options): Document 74K support.
12565 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12567 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12568 vectorizable_* functions.
12569 * tree-vect-transform.c (vectorizable_call): Add check for
12570 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12571 (vectorizable_store): likewise.
12572 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12574 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12575 (vectorizable_type_promotion, vectorizable_load): Likewise.
12576 (vectorizable_live_operation, vectorizable_condition): Likewise.
12577 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12579 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12581 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12583 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12584 register numbers more.
12585 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12586 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12587 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12588 FUNCTION_VALUE_REGNO_P): Likewise.
12589 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12590 STATIC_CHAIN_REGNUM): Likewise.
12591 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12592 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12593 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12594 * config/m68k/m68k.md (FP_REG): New.
12596 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12598 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12601 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12603 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12604 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12607 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12609 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12612 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12615 * c-decl.c (finish_decl): Grab the type of the decl after the call
12616 to store_init_value.
12618 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12620 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12622 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12625 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12626 dominators, post dominators and cleanup cfg before returning.
12628 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12630 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12631 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12633 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12635 * config.gcc: Recognize fido.
12636 * config/m68k/m68k-devices.def (fidoa): New.
12637 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12639 (FL_FIDOA, TARGET_FIDOA): New.
12640 * config/m68k/m68k.opt (mfidoa): New.
12642 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12644 PR middle-end/31322
12645 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12646 when a personality function is used.
12648 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12650 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12652 2007-04-13 Mike Stump <mrs@apple.com>
12654 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12656 * config/darwin.opt (fapple-kext): Make C++ only.
12657 * config/darwin.c (darwin_override_options): Remove code to ensure
12658 -fapple-kext is given for C++ only.
12660 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12662 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12663 * config/mips/mips.c (override_options): Call
12664 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12666 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12668 * config/i386/i386.opt (msvr3-shlib): Removed.
12670 * doc/invoke.texi: Remove -msvr3-shlib.
12672 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12674 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12675 with "popcnt" instruction.
12677 2007-04-13 Richard Guenther <rguenther@suse.de>
12679 PR tree-optimization/21258
12680 * tree-vrp.c (compare_case_labels): New helper.
12681 (find_switch_asserts): New function.
12682 (find_assert_locations): Call it for SWITCH_EXPRs.
12684 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12686 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12687 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12688 check is now implied in X87_FLOAT_MODE_P.
12689 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12690 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12691 (fix_trunc<mode>_i386_fisttp): Ditto.
12692 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12693 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12694 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12695 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12696 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12697 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12698 (unnamed_splitters): Ditto.
12699 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12700 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12701 FIRST_SSE_REG for local functions when SSE math is enabled or
12702 for functions with sseregparm attribute.
12703 (standard_80387_constant_p): Return -1 if mode is not
12705 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12706 (ix86_expand_compare): Ditto.
12707 (ix86_expand_carry_flag_compare): Ditto.
12708 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12709 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12710 DECIMAL_FLOAT_MODE_P.
12711 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12712 of SCALAR_FLOAT_MODE_P.
12713 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12714 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12715 checks before FLOAT_MODE_P.
12716 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12717 before FLOAT_MODE_P.
12722 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12724 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12725 Charles Wilson <libtool@cwilson.fastmail.fm>
12727 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12728 (libgcc.mvars): Don't depend on them.
12729 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12730 * exec-tool.in: New.
12732 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12734 * doc/invoke.text (--help): Document --help=common.
12736 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12738 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12740 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12742 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12743 * genemit.c (main): Emit #include "integrate.h".
12744 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12745 (LOADGP_RTP): New mips_loadgp_style.
12746 * config/mips/mips.h: Include config/vxworks-dummy.h.
12747 (TARGET_RTP_PIC): New macro.
12748 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12749 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12750 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12751 for TARGET_RTP_PIC.
12752 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12753 -mvxworks-pic when using -mrtp and a PIC option.
12754 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12756 (mips_symbolic_constant_p, mips_symbolic_address_p)
12757 (mips_symbol_insns): Handle SYMBOL_HALF.
12758 (override_options): Warn about -G and -mrtp being used together.
12759 Initialize mips_lo_relocs[SYMBOL_HALF].
12760 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12761 (mips_emit_loadgp): Handle LOADGP_RTP.
12762 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12763 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12764 (tablejump): Handle function-relative case table entries if
12766 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12768 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12770 * config/mips/mips.md (load_call<mode>): Allow any general register.
12772 (sibcall_value_internal, sibcall_value_multiple_internal)
12773 (call_value_internal, call_value_split, call_value_multiple_internal)
12774 (call_value_multiple_split): Remove constraints from operand 0.
12776 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12778 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12779 rather than loadgp_noshared.
12780 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12781 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12783 * config/mips/mips.md (loadgp): Rename to...
12784 (loadgp_newabi): ...this.
12785 (loadgp_noshared): Rename to...
12786 (loadgp_absolute): ...this.
12788 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12790 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12791 false for locally-binding symbols.
12792 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12794 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12796 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12797 (SYMBOL_GOT_PAGE_OFST): ...this.
12798 (SYMBOL_GOT_GLOBAL): Rename to...
12799 (SYMBOL_GOT_DISP): ...this.
12800 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12801 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12802 * config/mips/mips.c (mips_global_symbol_p): New function.
12803 (mips_symbol_binds_local_p): Likewise.
12804 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12805 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12806 mips_global_symbol_p and mips_symbol_binds_local_p.
12807 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12808 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12809 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12810 SYMBOL_GOTOFF_DISP.
12811 (mips_ok_for_lazy_binding_p): New function.
12812 (mips_load_call_address, mips_expand_call): Use it.
12813 (mips_dangerous_for_la25_p): Likewise.
12814 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12815 (*got_disp<mode>): Use got_disp_operand instead of
12816 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12817 SYMBOL_GOTOFF_GLOBAL.
12818 (*got_page<mode>): Use got_page_ofst_operand instead of
12820 * config/mips/predicates.md (const_call_insn_operand): Use
12821 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12822 (global_got_operand): Rename to...
12823 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12825 (local_got_operand): Rename to...
12826 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12827 of SYMBOL_GOT_LOCAL.
12829 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12831 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12832 TARGET_CALL_CLOBBERED_GP.
12833 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12834 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12835 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12836 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12837 of TARGET_ABICALLS && !TARGET_NEWABI.
12838 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12839 * config/mips/mips.c (mips_load_call_address): Check
12840 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12841 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12842 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12843 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12844 TARGET_ABICALLS && TARGET_NEWABI.
12845 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12847 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12848 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12849 TARGET_ABICALLS && TARGET_NEWABI.
12850 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12851 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12852 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12853 whether indirect calls must use $25.
12854 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12856 * config/mips/mips.md (jal_macro): Check flag_pic and
12857 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12858 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12859 instead of TARGET_ABICALLS.
12860 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12861 TARGET_ABICALLS && TARGET_OLDABI.
12862 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12863 (sibcall): In the comment above the define_insn, mention
12864 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12865 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12866 instead of TARGET_ABICALLS.
12868 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12870 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12871 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12872 (MACFLAGS_MATCH_P): New macro.
12873 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12874 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12875 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12876 the other MACFLAG constants.
12877 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12878 (flag_machi): Tighten constraints. Renumber some of the operands.
12879 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12881 (flag_machi_parts_acconly): New pattern.
12882 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12884 (flag_macinit1hi): Tighten constraints.
12885 (flag_mul_macv2hi_parts_acconly): New pattern.
12887 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12888 Use a more efficient implementation.
12889 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12890 inline sequences when not optimizing for size.
12892 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12893 movhi_high2low): Delete, merge functionality into...
12894 (packv2hi): ... this pattern.
12896 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12897 * config/bfin/bfin.opt (msim): New option.
12898 (mcpu=): New option.
12899 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12900 (bfin_cpu_t): Typedef of enum bfin_cpu.
12901 (bfin_cpu_type): New declaration.
12902 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12903 -msim and -mcpu= options.
12904 (LIB_SPEC): Likewise.
12905 * config/bfin/bfin.c (bfin_cpu_type): Define.
12906 (bfin_handle_option): Handle -mcpu= option.
12907 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12908 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12909 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12911 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12913 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12914 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12915 (powerpc-wrs-vxworksae): Use ${tm_file}.
12916 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12917 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12918 * config/i386/vx-common.h: New file.
12920 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12922 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12925 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12927 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12930 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12934 * c-common.c (c_build_qualified_type): Set canonical type
12937 2007-04-12 Richard Guenther <rguenther@suse.de>
12939 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12940 lower bound and element size if lower bound is not zero
12941 or either of the ARRAY_REF operands is set.
12943 2007-04-12 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/24689
12946 PR tree-optimization/31307
12947 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12949 * gimplify.c (canonicalize_addr_expr): To be consistent with
12950 gimplify_compound_lval only set operands two and three of
12951 ARRAY_REFs if they are not gimple_min_invariant. This makes
12952 it never at this place.
12953 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12955 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12957 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12958 null before emitting a .nsubspa directive.
12960 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12962 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12963 need_to_partition_p if there are no memory statements in the
12966 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12968 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12969 (gcd_of_steps_may_divide_p): New function.
12970 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12972 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12974 * reload.c (find_reloads_toplev, find_reloads_address,
12975 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12976 not a pointer equality test, to decide if we need to call
12977 push_reg_equiv_alt_mem.
12979 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12981 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12982 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12984 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12986 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12988 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12989 vector to be positive.
12991 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12995 * doc/invoke.texi: Document --params max-aliased-vops and
12997 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
12998 debug_memory_partitions): Move to tree-flow.h
12999 * params.h (AVG_ALIASED_VOPS): Define.
13000 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13002 (mp_info_t): Likewise.
13003 (get_mem_sym_stats_for): New.
13004 (set_memory_partition): Move from tree-flow-inline.h.
13005 (mark_non_addressable): Only clear the set of symbols for the
13006 partition if it exists.
13007 (dump_memory_partitions): Move from tree-ssa-operands.c
13008 (debug_memory_partitions): Likewise.
13009 (need_to_partition_p): New.
13010 (dump_mem_ref_stats): New.
13011 (debug_mem_ref_stats): New.
13012 (dump_mem_sym_stats): New.
13013 (debug_mem_sym_stats): New.
13014 (update_mem_sym_stats_from_stmt): New.
13015 (compare_mp_info_entries): New.
13016 (mp_info_cmp): Call it.
13017 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13019 (get_mpt_for): Move from tree-ssa-operands.c.
13020 (find_partition_for): New.
13021 (create_partition_for): Remove.
13022 (estimate_vop_reduction): New.
13023 (update_reference_counts): New.
13024 (build_mp_info): New.
13025 (compute_memory_partitions): Refactor.
13026 Document new heuristic.
13027 Call build_mp_info, update_reference_counts,
13028 find_partition_for and estimate_vop_reduction.
13029 (compute_may_aliases): Populate virtual operands before
13030 calling debugging dumps.
13031 (delete_mem_sym_stats): New.
13032 (delete_mem_ref_stats): New.
13033 (init_mem_ref_stats): New.
13034 (init_alias_info): Call it.
13035 (maybe_create_global_var): Remove alias_info argument.
13036 Get number of call sites and number of pure/const call sites
13037 from gimple_mem_ref_stats().
13038 (dump_alias_info): Call dump_memory_partitions first.
13039 (dump_points_to_info_for): Show how many times a pointer has
13041 * opts.c (decode_options): For -O2 set --param
13042 max-aliased-vops to 500.
13043 For -O3 set --param max-aliased-vops to 1000 and --param
13044 avg-aliased-vops to 3.
13045 * fortran/options.c (gfc_init_options): Remove assignment to
13047 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13048 * tree-dfa.c (dump_variable): Dump memory reference
13050 Dump NO_ALIAS* settings.
13051 (referenced_var_lookup): Tidy.
13052 (mem_sym_stats): New.
13053 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13054 and ORIG are different SSA names for a memory partition.
13055 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13056 * tree-flow.h (struct mem_sym_stats_d): Define.
13057 (mem_sym_stats_t): Define.
13058 (struct mem_ref_stats_d): Define.
13059 (struct gimple_df): Add field mem_ref_stats.
13060 (enum noalias_state): Define.
13061 (struct var_ann_d): Add bitfield noalias_state.
13062 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13063 debug_mem_ref_stats, debug_memory_partitions,
13064 debug_mem_sym_stats): Declare.
13065 * tree-ssa-structalias.c (update_alias_info): Update call
13066 sites, pure/const call sites and asm sites in structure
13067 returned by gimple_mem_ref_stats.
13068 Remove local variable IS_POTENTIAL_DEREF.
13069 Increase NUM_DEREFS if the memory expression is a potential
13071 Call update_mem_sym_stats_from_stmt.
13072 If the memory references memory, call
13073 update_mem_sym_stats_from_stmt for all the direct memory
13074 symbol references found.
13075 (intra_create_variable_infos): Set noalias_state field for
13076 pointer arguments according to the value of
13077 flag_argument_noalias.
13078 * tree-ssa-structalias.h (struct alias_info): Remove fields
13079 num_calls_found and num_pure_const_calls_found.
13080 (update_mem_sym_stats_from_stmt): Declare.
13081 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13082 Set default value to 100.
13083 (PARAM_AVG_ALIASED_VOPS): Define.
13085 2007-04-11 Richard Guenther <rguenther@suse.de>
13087 PR middle-end/31530
13088 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13089 a * -b + c as c - a * b if we honor sign dependent rounding.
13091 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13093 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13094 bfin_expand_strmov.
13095 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13096 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13098 (initialize_trampoline): Don't use old-style function definition.
13099 (bfin_secondary_reload): Mark IN_P argument as unused.
13101 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13103 PR tree-optimization/31343
13104 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13105 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13106 * testsuite/gcc.dg/vect/pr31343.c: New.
13108 2007-04-10 Eric Christopher <echristo@apple.com>
13110 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13111 * config/i386/i386.md (*cmpfp0): Use.
13112 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13113 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13114 (fix_trunc<mode>_i386_fisttp): Ditto.
13115 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13116 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13117 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13118 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13119 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13120 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13121 (unnamed_splitters): Ditto.
13122 * config/i386/i386.c (output_fix_trunc): Assert that
13123 we're not being passed a TFmode operand.
13125 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13127 PR tree-optimization/31526
13128 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13129 n_basic_blocks to find newly added blocks.
13131 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13133 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13135 (fix_trunc<mode>si_sse): Ditto.
13136 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13137 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13138 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13139 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13140 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13141 expander using SSEMODEF mode macro.
13142 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13143 expander using SSEMODEF mode macro.
13144 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13145 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13146 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13147 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13148 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13149 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13150 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13151 Macroize insn using X87MODEF mode macro.
13153 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13155 * config/i386/sse.md (sse2_pinsrw): Removed.
13156 (sse2_pextrw): Renamed to ...
13157 (*sse2_pextrw): This.
13159 2007-04-09 Jan Hubicka <jh@suse.cz>
13162 * config/i386/sse.md
13163 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13164 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13165 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13166 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13168 2007-04-09 Jan Hubicka <jh@suse.cz>
13170 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13171 multiple fields of union.
13173 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13175 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13176 (create_preheaders): Check that loops are available.
13177 (fix_loop_structure): Clean up, improve comments.
13178 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13179 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13181 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13182 * predict.c (tree_estimate_probability): Do not call
13183 calculate_dominance_info. Call create_preheaders.
13184 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13185 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13187 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13188 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13189 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13190 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13193 2007-04-08 Jan Hubicka <jh@suse.cz>
13195 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13196 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13197 * fold-const.c (fold_unary): Use it.
13199 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13201 * varasm.c (assemble_variable): Remove call to
13202 lang_hooks.decls.prepare_assemble_variable.
13203 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13204 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13205 * langhooks.h (lang_hooks_for_decls): Remove
13206 prepare_assemble_variable.
13208 2007-04-08 Mike Stump <mrs@apple.com>
13210 * config/i386/i386.c: Use inc/dec on Core2.
13212 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13214 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13215 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13216 lhd_tree_inlining_end_inlining): Remove.
13217 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13218 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13219 end_inlining hooks.
13220 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13221 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13222 lhd_tree_inlining_end_inlining): Remove prototypes.
13223 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13224 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13225 LANG_HOOKS_TREE_INLINING_START_INLINING,
13226 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13228 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13231 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13234 * config/avr/predicates.md (io_address_operand): Delete predicate.
13235 (low_io_address_operand): Don't use 'mode' argument.
13236 (higth_io_address_operand): Rename ...
13237 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13238 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13241 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13243 Revert change removing staticp.
13245 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13248 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13251 2007-04-07 Bruce Korb <bkorb@gnu.org>
13253 * c.opt: Add -Wformat-contains-nul.
13254 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13256 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13257 the NUL byte warning.
13259 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13261 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13263 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13265 * tree.c (staticp): No longer use staticp langhook.
13266 * langhooks.c (lhd_staticp): Removed.
13267 * langhooks.h (struct lang_hooks): Remove staticp.
13268 * c-common.c (c_staticp): Remove.
13269 * c-common.h (c_staticp): Ditto.
13270 * langhooks-defs.h (lhd_staticp): Ditto.
13271 (LHD_HOOKS_STATICP): Ditto
13272 * tree.h (gcc_assert_lowered): New macro.
13274 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13276 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13277 argument "reliable".
13278 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13279 Add argument "reliable". Propagate it through calls.
13280 (infer_loop_bounds_from_undefined): Derive number of iterations
13281 estimates from references in blocks that do not dominate loop latch.
13282 (gcov_type_to_double_int): New function.
13283 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13284 and expected_loop_iterations_unbounded.
13285 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13286 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13287 * tree-data-ref.c (estimated_loop_iterations): Export.
13288 (get_references_in_stmt): Fix -- do not return addresses of local
13290 * cfgloop.h (expected_loop_iterations_unbounded,
13291 estimated_loop_iterations): Declare.
13293 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13295 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13297 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13299 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13300 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13301 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13302 Use output_387_reg_move().
13303 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13304 expander using X87MODEF12 mode macro.
13305 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13306 choosing register preferences. Use output_387_reg_move().
13307 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13308 instead of "x". Use output_387_reg_move().
13309 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13310 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13311 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13312 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13313 Use output_387_reg_move().
13314 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13316 (*truncxf?f_i387 splitter): Ditto.
13318 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13320 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13321 LANG_HOOKS_SAFE_FROM_P.
13322 * expr.c (safe_from_p): Remove langhook call.
13323 * langhooks.h (lang_hooks): Remove safe_from_p.
13324 (lhd_safe_from_p): Remove prototype.
13325 * langhooks.c (lhd_safe_from_p): Remove.
13327 2007-04-06 Jan Hubicka <jh@suse.cz>
13329 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13332 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13334 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13335 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13336 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13337 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13339 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13340 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13342 2007-04-05 Richard Henderson <rth@redhat.com>
13344 * config/alpha/alpha.c (print_operand) [+]: Remove.
13345 (alpha_end_function): Print nop if call at end of function.
13346 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13347 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13348 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13349 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13350 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13351 the call pattern. Update peepholes to match.
13353 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13355 * doc/extend.texi (Other Builtins): Add decimal float variants
13357 * builtins.def: Ditto.
13358 * builtins.c (expand_builtin): Ditto.
13360 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13361 H.J. Lu <hongjiu.lu@intel.com>
13364 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13365 of V8HImode when calling ix86_binary_operator_ok.
13366 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13367 (sdot_prodv8hi): Operands 1 and 2 must be register.
13369 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13371 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13372 initialize align to silence bogus warning.
13374 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13376 PR middle-end/22156
13377 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13379 (struct sra_walk_fns): Remove use_all parameter from use.
13380 (sra_hash_tree): Handle BIT_FIELD_REFs.
13381 (sra_elt_hash): Don't hash bitfld blocks.
13382 (sra_elt_eq): Skip them in parent compares as well. Handle
13384 (sra_walk_expr): Don't maintain or pass down use_all_p.
13385 (scan_use): Remove use_all parameter.
13386 (scalarize_use): Likewise. Re-expand assignment to
13387 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13388 output, and re-scalarize after output. Don't mark anything
13390 (scalarize_ldst): Adjust.
13391 (scalarize_walk_gimple_modify_statement): Likewise.
13392 (build_element_name_1): Handle BIT_FIELD_REFs.
13393 (instantiate_element): Don't warn for any element whose parent
13394 is used as a whole.
13395 (instantiate_missing_elements_1): Return the sra_elt.
13396 (canon_type_for_field): New.
13397 (try_instantiate_multiple_fields): New.
13398 (instantiate_missing_elemnts): Use them.
13399 (mark_no_warning): Removed.
13400 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13401 (REPLDUP, sra_build_elt_assignment): New.
13402 (generate_copy_inout): Use them.
13403 (generate_element_copy): Likewise. Handle bitfld differences.
13404 (generate_element_zero): Don't recurse for blocks. Use
13405 sra_build_elt_assignment.
13406 (generate_one_element_int): Take elt instead of var. Use
13407 sra_build_elt_assignment.
13408 (generate_element_init_1): Adjust.
13409 (scalarize_use, scalarize_copy): Use REPLDUP.
13410 (scalarize_ldst): Move assert before dereference.
13411 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13413 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13415 * regmove.c: Fix unused variable warnings due to previous commit.
13417 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13419 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13420 (regmove_bb_head): Remove.
13421 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13422 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13423 problems with fixup_match_1.
13424 Don't initialize/free regmove_bb_head.
13426 (reg_is_remote_constant_p): If an insn is in the same basic block
13427 but not before INSN, consider it remote, too.
13429 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13432 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13433 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13435 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13437 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13438 (CONDITIONAL_REGISTER_USAGE): Likewise.
13440 2007-04-04 Richard Henderson <rth@redhat.com>
13442 * config/alpha/lib1funcs.asm: Remove unused file.
13444 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13447 * opts.c (print_specific_help): Fix --help=<language>
13449 (common_handle_option): Support --help=common.
13451 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13454 * gcc.c (main): Do not run the linker if
13455 print_subprocess_help indicates that it shouldn't be
13458 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13461 * doc/invoke.texi (--help=): Document <languages> value, fix
13462 formatting in tables of values.
13464 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13466 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13467 dllimport attribute of virtual methods.
13469 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13471 * config/score/crti.asm: Change _bss_start to __bss_start.
13472 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13473 (OUTGOING_REG_PARM_STACK_SPACE) update.
13474 * config/score/score.opt: add options to make backend support
13475 score5, score5u, score7 and score7d.
13476 * config/score/score.md: Likewise.
13477 * config/score/misc.md: Likewise.
13478 * config/score/mac.md: Likewise.
13479 * doc/invoke.texi: Likewise.
13480 * doc/md.texi: update constraints define.
13482 2007-04-03 Richard Henderson <rth@redhat.com>
13484 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13485 an appropriate type, use the mode instead.
13487 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13489 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13490 Set the default --with-arch setting to mips2.
13491 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13492 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13493 (MULTILIB_OSDIRNAMES): Delete.
13494 (MULTILIB_DIRNAMES): Define.
13495 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13496 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13497 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13498 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13499 VXWORKS_OS_CPP_BUILTINS.
13500 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13501 (MIPS_DEBUGGING_INFO): Undefine.
13502 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13504 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13506 PR middle-end/30704
13507 * fold-const.c (native_encode_real): Encode real.c provided longs
13508 as a series of 32-bit native integers.
13509 (native_interpret_real): Interpret buffer as a series of 32-bit
13512 2007-04-03 Richard Guenther <rguenther@suse.de>
13514 * genpreds.c (write_insn_constraint_len): Write function
13515 optimized for CONSTRAINT_LEN implementation.
13516 (write_tm_preds_h): Output insn_constraint_len inline and
13517 use it for CONSTRAINT_LEN.
13518 (write_insn_preds_c): Don't output insn_constraint_len.
13519 * doc/md.texi (define_register_constraint): Document multi-letter
13520 constraints shall have the same length if they start with the same
13523 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13526 * config/i386/i386.md (isinf<mode>2): Expand only when
13527 TARGET_C99_FUNCTIONS is set.
13529 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13531 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13532 (x86_64-*-linux*): Ditto.
13533 * config/i386/i386.opt (mpc): New option.
13534 * config/i386/i386.c (overrride_options): Handle
13535 ix87_precision_string.
13536 * config/i386/crtprec.c: New file.
13537 * config/i386/t-crtpc: Ditto.
13538 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13539 and -mpc80 options.
13540 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13541 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13542 crtprec32.o, crtprec64.o and crtprec80.o.
13544 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13545 and -mpc80 options.
13546 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13548 2007-04-02 Eric Christopher <echristo@apple.com>
13550 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13551 limitations on darwin.
13553 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13556 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13558 2007-04-02 Dave Korn <dave.korn@artimi.com>
13560 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13562 2007-04-02 Dave Korn <dave.korn@artimi.com>
13564 * libgcc2.h (exception_descriptor): Don't forward-declare.
13565 (__get_eh_table_language, __get_eh_table_version): Delete
13566 prototypes of long-dead functions.
13568 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13570 * ebitmap.h: New file
13571 * ebitmap.c: New file
13572 * Makefile.in (ebitmap.o): New target.
13574 2007-04-01 Jan Hubicka <jh@suse.cz>
13576 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13577 before very first instruction.
13579 2007-04-01 Jan Hubicka <jh@suse.cz>
13581 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13582 waring on 64bit hosts.
13583 * bitmap.h: Fix typo in bitmap_head_def.
13585 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13587 PR rtl-optimization/31391
13588 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13589 into a DELETED_LABEL note, and the label is in an empty basic
13590 block, update BB_END as well as BB_HEAD.
13592 2007-04-01 Richard Henderson <rth@redhat.com>
13594 PR tree-optimization/31169
13595 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13596 to varying if the range is outside [0, prec-1].
13598 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13601 * config/mips/mips.md (load_const_gp): New insn.
13602 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13603 the MIPS16 GP pseudo register if no_new_pseudos.
13604 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13606 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13609 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13611 (call_value): Likewise.
13613 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13614 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13617 * doc/invoke.texi: (optimization options): Reword description
13618 of -ffast-math. Document its primary purpose.
13620 2007-03-31 Richard Guenther <rguenther@suse.de>
13622 * omp-low.c (splay-tree.h): Include.
13623 (lookup_decl): Replace splay-tree usage by pointer-map.
13624 (maybe_lookup_decl): Likewise.
13625 (new_omp_context): Likewise.
13626 (delete_omp_context): Likewise.
13627 * gimplify.c (splay-tree.h): Include.
13628 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13630 (remap_ssa_name): Likewise.
13631 (remap_decl): Likewise.
13632 (remap_type_1): Likewise.
13633 (remap_type): Likewise.
13634 (copy_body_r): Likewise.
13635 (expand_call_inline): Likewise.
13636 (clone_body): Likewise.
13637 (copy_tree_r): Likewise.
13638 (remap_save_expr): Likewise.
13639 (unsave_r): Likewise.
13640 (unsave_expr_now): Likewise.
13641 (tree_function_versioning): Likewise.
13642 (build_duplicate_type): Likewise.
13643 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13644 (struct copy_body_data): Replace splay-tree by pointer-map.
13645 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13646 not $(SPLAY_TREE_H).
13647 (gimplify.o): Depend on $(SPLAY_TREE_H).
13648 (omp-low.p): Likewise.
13650 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13652 * config/avr/predicates.md (even_register_operand,
13653 odd_register_operand): New predicates.
13654 * config/avr/avr.md (movw peephole2): New.
13655 (movw_r peephole2): New.
13657 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13659 * tree.h (get_signed_or_unsigned_type): New.
13660 * fold-const.c (operand_equal_for_comparison_p): Use
13661 get_signed_or_unsigned_type instead of
13662 lang_hooks.types.signed_or_unsigned_type.
13663 * expr.c (store_expr): Ditto.
13664 * langhooks.c (get_signed_or_unsigned_type): New.
13665 (lhd_signed_or_unsigned_type): New.
13666 * langhooks.h (lhd_signed_or_unsigned_type): New.
13667 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13669 2007-03-30 Richard Henderson <rth@redhat.com>
13671 * tree-ssa-loop-ivopts.c: Include target.h.
13672 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13673 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13674 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13675 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13677 2007-03-30 Richard Henderson <rth@redhat.com>
13678 Kai Tietz <kai.tietz@onevision.com>
13680 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13681 default for 64-bit.
13682 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13683 (TARGET_64BIT_MS_ABI): New.
13684 (DBX_REGISTER_NUMBER): Handle 64-bit.
13685 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13686 (LONG_TYPE_SIZE): Force to 32.
13687 (REG_PARM_STACK_SPACE): New.
13688 (OUTGOING_REG_PARM_STACK_SPACE): New.
13689 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13690 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13691 (STACK_BOUNDARY): Use 128 for 64-bit.
13692 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13693 Add 64-bit implementation.
13694 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13696 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13697 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13698 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13699 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13700 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13701 TARGET_64BIT_MS_ABI.
13702 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13703 (ix86_pass_by_reference): Likewise.
13704 (ix86_function_value_regno_p): Likewise.
13705 (ix86_build_builtin_va_list): Likewise.
13706 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13707 (function_arg_advance_ms_64): New.
13708 (function_arg_advance): Call it.
13709 (function_arg_ms_64): New.
13710 (function_arg): Call it.
13711 (function_value_ms_64): New.
13712 (ix86_function_value_1): Call it.
13713 (return_in_memory_ms_64): New.
13714 (ix86_return_in_memory): Call it.
13715 (setup_incoming_varargs_ms_64): New.
13716 (ix86_setup_incoming_varargs): Call it.
13717 (ix86_expand_prologue): Handle 64-bit stack probing.
13718 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13719 (output_pic_addr_const): Likewise.
13720 (x86_this_parameter): Likewise.
13721 (x86_output_mi_thunk): Likewise.
13722 (x86_function_profiler): Likewise.
13723 (TARGET_STRICT_ARGUMENT_NAMING): New.
13724 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13725 (TARGET_64BIT_MS_ABI): New.
13726 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13727 * config/i386/i386.md (allocate_stack_worker): Remove.
13728 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13729 describe the clobber of eax without a match_scratch.
13730 (allocate_stack_worker_postreload): Remove.
13731 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13732 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13733 (allocate_stack_worker_rex64_postreload): Remove.
13734 (allocate_stack): Handle 64-bit.
13735 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13736 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13737 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13738 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13739 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13740 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13741 * config.build (x86_64-*-mingw*): New host.
13742 * config.host (x86_64-*-mingw*): New host.
13743 * config.gcc (x86_64-*-mingw*): New target.
13744 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13746 2007-03-30 Richard Henderson <rth@redhat.com>
13747 Kai Tietz <kai.tietz@onevision.com>
13749 * c-pragma.c (struct def_pragma_macro_value): New.
13750 (struct def_pragma_macro): New.
13751 (pushed_macro_table): New.
13752 (dpm_hash, dpm_eq): New.
13753 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13754 (init_pragma): Install them.
13755 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13757 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13759 * config/avr/avr.c (avr_override_options): Clear
13760 'flag_delete_null_pointer_checks'.
13762 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13765 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13766 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13767 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13768 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13769 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13770 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13771 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13773 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13775 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13777 * regmove.c: Move all of pass_stack_adjustments from here...
13778 * combine-stack-adj.c: ...to this new file.
13779 * Makefile.in: Add rules for combine-stack-adj.o.
13781 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13783 PR tree-optimization/31383
13784 * tree-data-ref.c (affine_function_equal_p): Do not require the
13785 vectors to have the same length.
13787 2007-03-30 Jan Hubicka <jh@suse.cz>
13789 PR middle-end/30700
13790 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13791 availablility; add more sanity checking; ask varpool only about
13794 2007-03-29 Richard Henderson <rth@redhat.com>
13796 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13797 to decide, but __SIZEOF_LONG_LONG__.
13799 2007-03-29 Richard Henderson <rth@redhat.com>
13801 * emutls.c (struct __emutls_array): New.
13802 (emutls_destroy): Use it instead of casting element 0 from void*.
13803 (__emutls_get_address): Likewise.
13805 2007-03-29 Richard Henderson <rth@redhat.com>
13807 * varasm.c (initializer_constant_valid_p): Don't deny
13808 DECL_DLLIMPORT_P on functions.
13810 * config/i386/cygming.h: Remove function declarations.
13811 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13812 (ASM_OUTPUT_LABELREF): Remove.
13813 (COMMON_ASM_OP): Remove.
13814 (ASM_OUTPUT_COMMON): Remove.
13815 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13816 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13817 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13818 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13819 Rename from TARGET_ENCODE_SECTION_INFO.
13820 * config/i386/netware.h: Likewise.
13821 * config/i386/i386-protos.h: Update.
13822 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13823 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13824 (legitimate_constant_p): Reject dllimports.
13825 (dllimport_map, get_dllimport_decl): New.
13826 (legitimize_dllimport_symbol): New.
13827 (legitimize_address, ix86_expand_move): Use it.
13828 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13829 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13830 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13831 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13832 * config/i386/predicates.md (constant_call_address_operand): Only
13833 accept symbols; reject dllimport_p symbols.
13834 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13835 i386_pe_maybe_record_exported_symbol.
13836 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13837 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13838 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13839 trust the setting of DECL_DLLIMPORT_P.
13840 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13841 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13842 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13843 tidy the argument scanning loop.
13844 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13845 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13846 (i386_pe_strip_name_encoding): Remove.
13847 (i386_pe_binds_local_p): New.
13848 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13849 (i386_pe_output_labelref): Remove.
13850 (i386_pe_asm_output_aligned_decl_common): New.
13851 (i386_pe_maybe_record_exported_symbol): Rename from
13852 i386_pe_record_exported_symbol; check for dllexported symbols.
13854 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13856 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13857 add comment explaining why vsnprintf cannot be used.
13859 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13861 PR tree-optimization/30666
13862 * tree.c (build_complex_type): When creating type names for DWARF2
13863 debug info, create TYPE_DECLs for TYPE_NAME instead of
13865 (build_common_tree_nodes_2): Use build_complex_type when building
13866 predefined complex types, to preserve canonical types.
13868 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13870 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13871 (noce_get_alt_condition): Look at it to determine whether to
13872 reverse the condition or not.
13873 (noce_get_condition): Substitute the truth for lies.
13874 (noce_find_if_block): Set the then_else_reversed field.
13876 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13878 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13879 destination of this insn.
13880 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13881 than calling gen_rtx_SET directly. Use r0 to hold the value of
13882 'address + 4' rather than a stack based temporary which can be
13883 mis-optimized away.
13885 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13887 * config/s390/s390.c (s390_secondary_input_reload_class,
13888 s390_secondary_output_reload_class): Functions removed.
13889 (s390_secondary_reload): New function.
13890 (TARGET_SECONDARY_RELOAD): Target macro defined.
13891 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13892 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13893 * config/s390/s390.md ("reload_outti", "reload_outdi",
13894 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13895 "reload_out<mode>"): Expanders removed.
13896 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13897 "reload<mode>_nonoffmem_out"): Expanders added.
13899 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13901 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13902 action if SRC->DEST replacement failed anyway.
13904 2007-03-28 Mike Stump <mrs@apple.com>
13906 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13907 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13908 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13910 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13912 * config.gcc: Accept barcelona as a variant of amdfam10.
13913 * config/i386/i386.c (override_options): Likewise.
13914 * doc/invoke.texi: Likewise.
13916 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13918 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13919 offsets for BIT_FIELD_REF and COMPONENT_REF.
13921 2007-03-28 Richard Guenther <rguenther@suse.de>
13923 * tree.c (is_global_var): Move ...
13924 * tree-flow-inline.h (is_global_var): ... here.
13925 * tree.h (is_global_var): Remove declaration.
13927 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13931 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13932 * config/i386/i386.c (ix86_tune_features): Initialize new
13934 * config/i386/predicates.md (promotable_binary_operator): Use
13935 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13937 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13940 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13942 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13944 * config/fr30/fr30.md (movsi_internal): Change destination
13945 constraint from m to V and add m to the end.
13947 2007-03-28 Christian Bruel <christian.bruel@st.com>
13949 * config/sh/sh.md (movsi_i): Fix type attribute.
13951 2007-03-28 Christian Bruel <christian.bruel@st.com>
13953 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13954 (movsf_ie): Likewise.
13956 2007-03-28 Christian Bruel <christian.bruel@st.com>
13958 * config.gcc: Add sh4-300 to multilib.
13959 * config/sh/t-mlib-sh4-300: New file.
13961 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13963 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13964 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13965 fix_trunc<mode>di2.
13966 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13967 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13968 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13969 "fixuns_trunctddi2"): Whitespace fix.
13971 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13973 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13974 the definition of struct sh_args.
13975 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13976 CALL_COOKIE_INT_REG_GET): Likewise.
13978 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13980 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13981 transformations are applied successfully.
13983 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13985 * tree.c (tree_contains_struct): Permit 512 tree codes.
13986 * tree.h (tree_contains_struct): Ditto.
13987 (MAX_TREE_CODES): Ditto.
13988 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13989 SPARE member to store remaining padding bits.
13991 2007-03-27 Anatoly Sokolov <aesok@post.ru>
13993 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
13996 2007-03-27 Janis Johnson <janis187@us.ibm.com>
13998 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
13999 * configure: Regenerate.
14001 * configure: Regenerate using the correct version of autoconf.
14003 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14005 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14007 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14008 regs to "__SP_L__" and "__SP_H__".
14010 2007-03-27 Richard Guenther <rguenther@suse.de>
14012 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14013 computations with it with a HOST_WIDE_INT variable.
14015 2007-03-26 Mike Stump <mrs@apple.com>
14017 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14018 objective-c-header, objective-c++-header and objc++-cpp-output
14020 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14022 2007-03-26 Richard Henderson <rth@redhat.com>
14025 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14026 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14027 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14028 IX86_BUILTIN_PSRLQ128): New.
14029 (ix86_init_mmx_sse_builtins): Add them.
14030 (ix86_expand_builtin): Expand them.
14031 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14032 operand 2 be TImode.
14033 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14034 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14035 _mm_srli_epi64): Mark __B const.
14036 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14037 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14038 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14039 new two-vector shift builtins.
14041 2007-03-26 Ian Lance Taylor <iant@google.com>
14043 PR tree-optimization/31345
14044 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14045 [+INF, +INF(OVF)] into VARYING.
14047 2007-03-26 Zack Weinberg <zackw@panix.com>
14049 * gengtype-parse.c: New file.
14050 * gengtype-yacc.y: Delete.
14051 * gengtype-lex.l: Don't include gengtype-yacc.h.
14052 Define YY_DECL and yyterminate appropriately for recursive
14053 descent parser. yylval is now a string out-parameter to yylex.
14054 (HWS, EOID): New shorthand.
14055 (IWORD): Add a couple more types.
14056 (yylex): Add a setup stanza. Remove the complex rules for
14057 detecting GTY'ed types and typedefs; replace with simple
14058 keyword detectors. Adjust everything for the changed
14059 definition of yylval. Ignore all pp-directives, not just #define.
14061 (parse_file): Rename yybegin; do not call yyparse.
14063 * gengtype.c (xasprintf): Export again.
14064 (this_file): New. Use everywhere __FILE__ was being used.
14065 (get_lang_bitmap): Special case types defined in gengtype.c.
14066 (do_typedef, new_structure): Suppress definition of certain types.
14067 (new_structure): Improve diagnostics of duplicate definitions.
14068 Make sure location_s is associated with input.h.
14069 (nreverse_pairs, define_location_structures): New functions.
14070 (main): Improve tagging of kludge types. Remove old kludges
14071 for input.h types; use define_location_structures.
14072 * gengtype.h: Update prototypes. Define token codes here.
14073 * Makefile.in: Remove all references to gengtype-yacc.
14074 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14076 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14077 add GTY((skip)) to the field that's only conditionally there.
14078 * doc/install.texi: Document that Bison is no longer required
14079 unless building treelang.
14081 * gengtype.c: Don't include gtyp-gen.h.
14082 (srcdir): Declare here.
14083 (base_files, lang_dir_names): Allocate dynamically.
14084 (gt_files, num_gt_files, num_lang_dirs): New globals.
14085 (measure_input_list, read_input_line, read_input_list)
14086 (set_lang_bitmap): New functions.
14087 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14088 simplify, relying on read_input_list to set up the bitmaps.
14089 (main): Arguments are no longer unused. Check for correct number
14090 of command line arguments, set srcdir and srcdir_len, then call
14091 read_input_list, before doing anything else. No need to worry
14092 about duplicates in main loop.
14093 * configure.ac: Simplify the calculation of all_gtfiles.
14094 Put language tags in there. Don't set or substitute
14095 all_gtfiles_files_langs or all_gtfiles_files_frags.
14096 * Makefile.in: Revamp the way gengtype is invoked, now that it
14097 takes a file on its command line with a much simpler format.
14098 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14099 (GTFILES): Remove duplicates and C source files.
14100 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14101 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14102 * configure: Regenerate.
14104 * gengtype.h: Remove all type definitions to gengtype.c; leave
14105 only definitions of options_p, type_p, and pair_p as opaque
14106 pointers. Update prototypes.
14107 * gengtype.c: Many type definitions moved here from gengtype.h.
14108 Consolidate type definitions at the top of the file.
14109 (xvasprintf): Delete.
14110 (xasprintf): Make static.
14111 (create_nested_pointer_option): Add 'next' parameter.
14112 (create_field_all, create_field_at): New functions.
14113 (create_field): Now a thin wrapper around create_field_all.
14114 (create_optional_field): Rename create_optional_field_ and add
14115 line argument. Original name is now a macro which supplies
14117 (oprintf): Use vsnprintf directly.
14118 (close_output_files): Use fatal rather than perror/exit.
14119 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14120 (main): Set progname. Don't use exit.
14121 * gengtype-yacc.y (struct_fields): Use create_field_at.
14122 (option, optionseqopt): Delete.
14123 (optionseq): Consolidate productions from option here so we
14124 can use the first argument to create_option.
14126 * gengtype-lex.l: Distinguish unions from structures in the
14127 token type. Don't call find_structure; return the tag as a string.
14128 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14129 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14130 string. Reorganize typedef_struct production accordingly.
14131 Use create_nested_ptr_option.
14132 * gengtype.c (create_nested_ptr_option): New function.
14133 * gengtype.h: Declare it.
14135 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14136 (string_type): Don't declare.
14137 (do_scalar_typedef): Declare.
14138 (create_scalar_type): Update prototype.
14139 * gengtype.c (string_type): Make static.
14140 (scalar_nonchar, scalar_char): New.
14141 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14142 (resolve_typedef): Use scalar_nonchar for error recovery.
14143 (create_scalar_type): Remove name_len field. Return scalar_char
14144 or scalar_nonchar as appropriate.
14145 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14146 to use string_type.
14147 (throughout): Use scalar_nonchar instead of calling
14148 create_scalar_type, whenever possible.
14149 (main): Initialize scalar_char and scalar_nonchar before calling
14151 * gengtype-lex.l: Adjust for removal of second argument to
14152 create_scalar_type. Use yylval.s instead of yylval.t when
14154 * gengtype-yacc.y: Type of SCALAR is string. Call
14155 create_scalar_type from type:SCALAR rule. Adjust for removal of
14156 second argument to create_scalar_type.
14158 * vec.h: Remove all #if IN_GENGTYPE blocks.
14159 Add comment saying that changes may require adjustments to gengtype.
14160 * gengtype.c: Don't include coretypes.h or tm.h.
14161 Add comment to inclusion of errors.h.
14162 (note_def_vec, note_def_vec_alloc): New functions.
14163 * gengtype.h: Declare new functions.
14164 * gengtype-lex.l: Don't include coretypes.h.
14165 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14167 (update_lineno): Remove unnecessary prototype.
14168 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14169 (VEC rule): Just return VEC_TOKEN.
14170 * gengtype-yacc.y (VEC_TOKEN): New token type.
14171 (type): Add a production for VEC(a,b).
14172 * Makefile.in: Update dependencies.
14174 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14175 typedefs that use the old PARAMS macro.
14177 * gengtype-lex.l: Remove all rules and states relating to yacc
14179 * gengtype-yacc.y: Similarly.
14180 * gengtype.c (note_yacc_type): Delete function.
14181 * gengtype.h: Update prototypes.
14183 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14185 * tree-pretty-print.c (dump_generic_node): Report precision of
14186 unnamed integer types.
14188 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14190 * ifcvt.c (noce_try_store_flag_constants): Don't check
14191 no_new_pseudos here.
14192 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14193 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14194 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14195 noce_try_sign_mask): Likewise.
14196 (if_convert): Check no_new_pseudos here.
14198 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14200 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14201 (noce_get_condition): Handle new then_else_reversed argument.
14202 (noce_init_if_info): Remove, fold into noce_find_if_block.
14203 (noce_process_if_block): Take a struct noce_if_info as the
14204 argument. Don't set up one based on ce_if_info. Update pointer
14205 references accordingly.
14206 (cond_move_process_if_block): Likewise.
14207 (process_if_block): Removed.
14208 (find_if_block): Removed. Move functionality two new functions,
14209 noce_find_if_block and cond_exec_find_if_block.
14210 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14211 blocks and the symmetric IF-ELSE-JOIN case.
14212 (cond_exec_find_if_block): Also new function mostly based on old
14213 find_if_block and process_if_block.
14214 (find_if_header): Replace find_if_block call with separately
14215 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14216 (find_cond_trap): Update noce_get_condition call.
14217 (dead_or_predicable): Likewise.
14219 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14221 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14223 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14224 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14225 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14226 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14227 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14228 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14229 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14230 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14231 __builtin_ia32_psrad128 builtins.
14233 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14235 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14236 * config/i386/constraints.md
14237 (define_constraint "I"): Use IN_RANGE macro.
14238 (define_constraint "J"): Ditto.
14239 (define_constraint "K"): Ditto.
14240 (define_constraint "M"): Ditto.
14241 (define_constraint "N"): Ditto.
14242 (define_constraint "O"): Ditto.
14243 * config/i386/predicates.md
14244 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14245 (define_predicate "const_0_to_3_operand"): Ditto.
14246 (define_predicate "const_0_to_7_operand"): Ditto.
14247 (define_predicate "const_0_to_15_operand"): Ditto.
14248 (define_predicate "const_0_to_63_operand"): Ditto.
14249 (define_predicate "const_0_to_255_operand"): Ditto.
14250 (define_predicate "const_1_to_31_operand"): Ditto.
14251 (define_predicate "const_2_to_3_operand"): Ditto.
14252 (define_predicate "const_4_to_7_operand"): Ditto.
14254 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14256 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14257 in SImode for save_world.
14258 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14261 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14263 PR tree-optimization/30784
14264 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14267 2007-03-25 Revital Eres <eres@il.ibm.com>
14269 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14270 Fold movement_possibility function into it.
14272 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14274 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14275 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14276 (call_indirect_nonlocal_darwin64): Same.
14277 (call_nonlocal_darwin64): Same.
14278 (call_value_indirect_nonlocal_darwin64): Same.
14279 (call_value_nonlocal_darwin64): Same.
14280 (sibcall_nonlocal_darwin64): Same.
14281 (sibcall_value_nonlocal_darwin64): Same.
14282 (sibcall_symbolic_64): Same.
14283 (sibcall_value_symbolic_64): Same.
14284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14286 (rs6000_emit_load_toc_table): Same.
14287 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14288 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14290 (divss_call): Same.
14291 (divus_call): Same.
14292 (quoss_call): Same.
14293 (quous_call): Same.
14294 (load_toc_v4_pic_si): Same
14295 (load_toc_v4_PIC_1): Same.
14296 (load_toc_v4_PIC_1b): Same.
14297 (call_indirect_aix{32,64}): Same.
14298 (call_value_indirect_aix{32,64}): Same.
14300 (call_value): Same.
14301 (call_local{32,64}): Same.
14302 (call_value_local{32,64}): Same.
14303 (call_indirect_nonlocal_aix{32,64}): Same.
14304 (call_nonlocal_aix{32,64}): Same.
14305 (call_value_indirect_nonlocal_aix{32,64}): Same.
14306 (call_value_nonlocal_aix{32,64}): Same.
14307 (call_indirect_nonlocal_sysv<mode>): Same.
14308 (call_nonlocal_sysv<mode>): Same.
14309 (call_value_indirect_nonlocal_sysv<mode>): Same.
14310 (call_value_nonlocal_sysv<mode>): Same.
14312 (sibcall_local{32,64}): Same.
14313 (sibcall_value_local{32,64}): Same.
14314 (sibcall_nonlocal_aix{32,64}): Same.
14315 (sibcall_value_nonlocal_aix{32,64}): Same.
14316 (sibcall_nonlocal_sysv<mode>): Same.
14317 (sibcall_value): Same.
14318 (sibcall_value_nonlocal_sysv<mode>): Same.
14320 2007-03-24 Paul Brook <paul@codesourcery.com>
14322 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14323 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14325 2007-03-24 Richard Henderson <rth@redhat.com>
14327 * config/ia64/constraints.md: New file.
14328 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14329 satisfies_constraint_?.
14330 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14331 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14332 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14333 ia64_output_mi_thunk): Likewise.
14334 (ia64_const_ok_for_letter_p): Remove.
14335 (ia64_const_double_ok_for_letter_p): Remove.
14336 (ia64_extra_constraint): Remove.
14337 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14338 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14339 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14340 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14341 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14342 EXTRA_MEMORY_CONSTRAINT): Remove.
14343 * config/ia64/ia64.md: Include constriants.md. Replace
14344 CONST_OK_FOR_? with satisfies_constraint_?.
14346 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14347 H.J. Lu <hongjiu.lu@intel.com>
14349 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14351 (name macros): Use DPD_BID_NAME to convert names properly.
14353 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14354 decimal floating point format.
14355 (init_floating_libfuncs): Change decimal functions so that they
14356 have a "bid_" prefix if the decimal system uses the BID format,
14357 and "dpd_" prefix if the decimal system uses the DPD format.
14358 (init_interclass_conv_libfuncs): Ditto.
14359 (init_intraclass_conv_libfuncs): Ditto.
14361 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14362 using the BID format.
14364 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14365 whether we are using the BID decimal format.
14366 * configure: Regenerate.
14368 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14369 the compiler has decimal floating point enabled. Define
14370 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14373 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14374 using the BID format.
14376 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14377 whether we are using the BID decimal format.
14378 * configure: Regenerate.
14380 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14381 the compiler has decimal floating point enabled. Define
14382 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14385 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14386 options, and that it is enabled for i386/x86_64 systems.
14388 * Makefile.in (enable_decimal_float): New.
14390 (DECNUMINC): Add -I$(DECNUMFMT).
14391 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14392 to $(DECNUMFMT) from $(DECNUM).
14394 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14395 Substitute enable_decimal_float.
14396 * configure: Regenerated.
14399 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14402 * configure.ac: Enable decimal float for x86_64-*-linux*.
14403 * configure: Regenerated.
14406 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14407 decimal128ClearSign to flip and clear the sign bit in decimal128.
14408 (decimal_real_maxval): Set decimal128SetSign to set the sign
14411 2007-03-23 Ian Lance Taylor <iant@google.com>
14413 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14415 2007-03-23 Ian Lance Taylor <iant@google.com>
14417 * tree-dump.c (dump_files): Correct comment.
14419 2007-03-23 Ian Lance Taylor <iant@google.com>
14421 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14423 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14425 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14426 in cfglayout mode. Don't go into and out of cfglayout mode.
14427 Link the blocks in the order of the constructed traces.
14428 (rest_of_handle_tracer): Adjust call to tracer.
14429 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14430 Don't go into cfglayout mode.
14431 (rtl_loop_done): Don't go out of cfglayout mode.
14432 * cfglayout.c (relink_block_chain): New function, split out from...
14433 (fixup_reorder_chain): ...here. Remove redundant checking.
14434 (cfg_layout_finalize): Don't clear the header, footer, and aux
14435 fields here, move the code to do so to relink_block_chain. Likewise
14436 for free_original_copy_tables.
14437 * rtl.h (tracer): Update prototype.
14438 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14439 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14440 mode. Use relink_block_chain to serialize the CFG according to the
14441 new basic block order. Move targetm.cannot_modify_jumps_p check from
14443 (gate_handle_reorder_blocks): ...to here.
14444 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14446 (gate_duplicate_computed_gotos): ...to here.
14447 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14448 something always changes when going into and out of cfglayout mode.
14449 Perform an expensive cfg cleanup while going into cfglayout mode.
14450 Always update liveness information on HAVE_conditional_execution
14451 targets. Reserialize the basic blocks and go out of cfglayout mode.
14452 * reg-stack.c: Include cfglayout.h.
14453 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14454 the call to reorder_basic_blocks.
14455 * basic-block.h (reorder_basic_blocks): Update prototype.
14456 (relink_block_chain): New prototype.
14457 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14459 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14461 * config/mips/mips.md (type, hazard, *movdi_32bit,
14462 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14463 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14464 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14465 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14466 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14468 (movcc): Change first xfer to multi.
14469 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14470 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14471 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14472 config/mips/generic.md: Change reservations using "xfer" to use
14474 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14475 using match_operand.
14476 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14477 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14479 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14481 2007-03-22 Richard Henderson <rth@redhat.com>
14483 * config/i386/i386.c: Remove unnecessary function declarations.
14484 Move targetm definition, and all related macros, to the end of
14485 the file. Resort some functions to put definitions before uses.
14486 (ix86_attribute_table): Make static. Move to end of file.
14487 (ix86_gimplify_va_arg): Make static.
14489 2007-03-22 Richard Henderson <rth@redhat.com>
14491 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14492 don't increase local_regparm with force_align_arg_pointer check.
14493 (ix86_function_sseregparm): Assert 32-bit.
14494 (type_has_variadic_args_p): New.
14495 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14496 type_has_variadic_args_p.
14497 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14498 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14499 use memset instead. Do maybe_vaarg check first; skip attribute
14500 tests if true; skip attribute tests for 64-bit.
14501 (construct_container): Remove TARGET_DEBUG_ARG.
14502 (function_arg_advance_32, function_arg_advance_64): Split out ...
14503 (function_arg_advance): ... from here.
14504 (function_arg_32, function_arg_64): Split out ...
14505 (function_arg): ... from here.
14506 (ix86_pass_by_reference): Tidy.
14507 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14508 (function_value_32): New, from parts of ix86_function_value
14509 and ix86_value_regno.
14510 (function_value_64): New, from parts of ix86_function_value
14511 and ix86_libcall_value.
14512 (ix86_function_value_1): New.
14513 (ix86_function_value, ix86_libcall_value): Use it.
14514 (return_in_memory_32, return_in_memory_64): Split out ...
14515 (ix86_return_in_memory): ... from here.
14516 (ix86_struct_value_rtx): Skip for 64-bit.
14517 (ix86_libcall_value, ix86_value_regno): Remove.
14518 (setup_incoming_varargs_64): Split out ...
14519 (ix86_setup_incoming_varargs): ... from here.
14520 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14521 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14522 * config/i386/i386-protos.h (ix86_function_value): Remove.
14523 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14525 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14528 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14529 infinities not supported, otherwise emit warning if -Woverflow. On
14530 underflow, emit warning if -Woverflow.
14531 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14533 * real.h (real_from_string): Update declaration
14535 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14536 Richard Henderson <rth@redhat.com>
14538 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14539 * calls.c (compute_argument_block_size, expand_call,
14540 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14541 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14542 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14543 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14544 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14545 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14546 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14547 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14550 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14552 * c-incpath.c (add_sysroot_to_chain): New.
14553 (merge_include_chains): Add sysroot argument. Call
14554 add_sysroot_to_chain if sysrooted.
14555 (register_include_chains): Update call to merge_include_chains.
14556 * doc/cppopts.texi: Document use of '=' in include directory
14559 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14561 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14562 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14563 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14564 insn pattern using X87MODEF12 mode macro.
14566 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14568 * regmove.c (regmove_optimize): Use reg_mentioned_p
14569 instead of reg_overlap_mentioned_p for DST.
14571 2007-03-21 Mike Stump <mrs@apple.com>
14573 * c.opt: Fixup for Objective-C/C++.
14575 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14577 * explow.c (convert_memory_address): Fold memory reference when
14578 POINTERS_EXTEND_UNSIGNED < 0
14580 2007-03-21 Richard Henderson <rth@redhat.com>
14583 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14584 * config/i386/mmintrin.h (__m64): Likewise.
14585 * config/i386/xmmintrin.h (__m128): Likewise.
14587 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14589 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14590 (VXWORKS_OS_CPP_BUILTINS): Define.
14591 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14592 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14594 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14596 * rtl.h (constant_pool_reference_p): Delete.
14597 (find_constant_src): Declare.
14598 * rtlanal.c (find_constant_src): New function.
14599 * simplify-rtx.c (constant_pool_reference_p): Delete.
14600 * config/i386/i386.md: Use find_constant_src instead of
14601 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14603 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14605 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14606 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14608 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14610 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14611 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14612 (arm_elf_asm_constructor): Use it.
14613 (arm_elf_asm_destructor): New function.
14615 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14617 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14619 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14621 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14623 2007-03-19 Andrew Haley <aph@redhat.com>
14625 PR tree-optimization/31264
14626 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14627 VIEW_CONVERT_EXPRs.
14629 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14631 PR rtl-optimization/30907
14632 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14633 (fwprop_init): Always call loop_optimizer_initialize.
14634 (fwprop_done): Always call loop_optimizer_finalize.
14635 (fwprop): We always have loop info now.
14636 (gate_fwprop_addr): Remove.
14637 (pass_fwprop_addr): Use gate_fwprop as gate.
14639 PR rtl-optimization/30841
14640 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14641 df_chain_alloc): Call df_reorganize_refs unconditionally.
14642 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14643 refs_organized to refs_organized_size.
14644 (df_ref_create_structure): Use refs_organized_size instead of
14645 bitmap_size if refs had been organized, and keep refs_organized_size
14647 * df.h (struct df_ref_info): Change refs_organized to
14648 refs_organized_size.
14649 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14652 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14654 * except.c (output_function_exception_table): Do not reference the
14655 EH personality routine for functions that do not require an
14658 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14661 * c-typeck.c (convert_for_assignment): Call comptypes for
14662 RECORD_TYPE or UNION_TYPE.
14664 PR inline-asm/30505
14665 * reload1.c (reload): Do invalid ASM checking after
14666 cleanup_subreg_operands.
14668 2007-03-19 Jeff Law <law@redhat.com>
14670 * tree-cfg.c (find_taken_edge): Tighten conditions for
14671 optimizing computed gotos.
14673 2007-03-19 Michael Matz <matz@suse.de>
14675 * builtins.c (expand_builtin_sync_operation,
14676 expand_builtin_compare_and_swap,
14677 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14680 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14681 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14684 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14686 * doc/tm.texi: Add brackets around the return type of
14687 TARGET_SECONDARY_RELOAD.
14689 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14690 Richard Guenther <rguenther@suse.de>
14692 PR tree-optimization/31254
14693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14694 Use handled_component_p () where appropriate. Continue
14695 propagating into the rhs if we propagated into an INDIRECT_REF
14698 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14700 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14701 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14702 (xde, xdee): Mode attributes adjusted to support DFP modes.
14703 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14704 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14705 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14706 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14707 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14708 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14709 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14711 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14712 "movsf"): Insn definitions removed.
14713 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14714 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14715 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14717 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14718 "reload_in<mode>", "reload_out<mode>"): Expander added.
14719 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14722 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14724 * config/s390/s390.md: Only non-functional changes. Renamed
14725 FPR mode macro to BFP all over the file.
14727 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14729 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14730 (op_type attribute): RRF instruction type added.
14731 (fT0): New mode attribute.
14732 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14733 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14734 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14735 instruction no secondary memory is needed when moving DFmode values
14736 between GPRs and FPRs.
14738 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14740 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14741 inverted and documentation adjusted.
14742 ("mhard-dfp", "msoft-dfp"): New options.
14743 * config/s390/s390.c (s390_handle_arch_option): New architecture
14745 (override_options): Sanity checks for the new options added.
14746 * config.gcc: New architecture switch: z9-ec.
14747 * config/s390/s390.h (processor_flags): PF_DFP added.
14748 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14749 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14750 when the bit is NOT set so remove it from the defaults.
14752 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14754 * genemit.c (main): Print include statement for dfp.h.
14755 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14758 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14760 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14762 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14765 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14766 instead of PATTERN.
14768 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14770 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14771 attr_length_call, output_call, output_indirect_call): Cleanup
14772 formatting of targetm calls.
14774 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14776 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14778 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14780 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14781 reservation, bypass and anti-bypass descriptions for these
14782 instructions. Update move patterns.
14783 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14786 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14788 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14789 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14790 (get_initial_def_for_reduction): Likewise.
14792 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14794 Fix PR tree-optimization/29922
14795 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14796 (get_representative): Removed.
14797 (value_dies_in_block_x): Update for rvuse removal.
14798 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14799 (compute_antic_aux): Handle when PHI nodes appear in
14800 non-single-successors.
14801 (dump_bitmap_of_names): Removed.
14802 (compute_antic_safe): Renamed and removed rvuse calculation.
14803 Calculate only antic safe.
14804 (insert_into_preds_of_block): Remove assert.
14805 (execute_pre): Update for renamed functions.
14806 (defer_or_phi_translate_block): New function.
14808 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14810 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14811 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14813 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14814 Follow spelling conventions.
14816 * tree-data-ref.h: Remove the prototype for analyze_array.
14818 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14820 PR tree-optimization/31041
14821 * tree-vect-transform.c (get_initial_def_for_induction): Call
14822 force_gimple_operand.
14824 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14826 * ipa-type-escape.c (look_for_casts) : Revert code to use
14827 handled_component_p due to ada test a-numaux.adb.
14829 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14831 * final.c (final_scan_insn): Alter the condition of a
14832 conditional trap if we have nonstandard CC.
14834 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14836 * configure.ac: Remove excess quoting from asm line 0 test.
14837 * configure: Rebuilt.
14839 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14841 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14842 * c-common.c (convert_and_check): Move warning logic to...
14843 (warnings_for_convert_and_check): ...here. Define.
14844 * c-common.h (warnings_for_convert_and_check): Declare.
14846 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14848 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14849 (output_call): Likewise.
14851 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14853 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14855 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14857 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14859 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14861 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14862 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14864 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14866 PR tree-optimization/31183
14867 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14868 Use double_int instead of unsigned int for representing access_strides.
14869 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14871 2007-03-16 Richard Guenther <rguenther@suse.de>
14873 PR tree-optimization/31146
14874 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14875 to allow recursion of forward_propagate_addr_expr.
14876 (forward_propagate_addr_into_variable_array_index): Likewise.
14877 (forward_propagate_addr_expr): Likewise.
14878 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14879 (forward_propagate_addr_expr_1): Recurse on simple copies
14880 instead of propagating into them. Do so for useless conversions
14882 (forward_propagate_addr_expr): Clean up unused statements after
14885 2007-03-16 Richard Guenther <rguenther@suse.de>
14887 * builtins.c (expand_builtin_cexpi): Use the right argument
14888 for the expansion via cexp.
14890 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14892 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14893 * configure: Rebuilt.
14895 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14898 * dwarf2out.c (force_type_die): Adjust comment.
14899 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14901 2007-03-15 DJ Delorie <dj@redhat.com>
14903 * config/frv/predicates.md (minmax_operator): Don't check operands
14906 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14908 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14909 Update constant estimates of number of iterations.
14910 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14911 argument renamed to "realistic".
14912 (compute_estimated_nb_iterations): Removed.
14913 (record_niter_bound): New function.
14914 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14915 call record_nonwrapping_iv with upper = false.
14916 (infer_loop_bounds_from_signedness): Pass upper argument to
14917 record_nonwrapping_iv.
14918 (estimate_numbers_of_iterations_loop): Do not call
14919 compute_estimated_nb_iterations. Record estimate based on profile
14920 information. Initialize the constant estimates of number of
14922 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14924 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14925 number of iterations is too small.
14926 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14927 (EST_NOT_AVAILABLE): Removed.
14928 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14929 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14932 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14934 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14935 Handle NE_EXPR guards.
14937 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14940 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14941 Set also -pedantic-errors by default for the preprocessor unless
14942 -fpermissive is given.
14944 2007-03-15 Richard Guenther <rguenther@suse.de>
14946 PR middle-end/29719
14947 PR middle-end/31161
14948 * builtins.c (expand_builtin_cexpi): As a fallback if we
14949 don't have builtins for sincos or cexp create a function
14950 declaration for cexp and expand to a call to that.
14951 (expand_builtin_int_roundingfn): Always fall
14952 back to floor/ceil and its variants even if they may be
14955 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14957 PR middle-end/31159
14958 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14959 jump tables, move the call to delete_dead_jumptables from here...
14960 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14961 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14962 don't allow merging of blocks that try_redirect_by_replacing_jump
14963 also does not handle when not optimizing.
14965 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14966 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14968 * config/i386/i386.md (x86_sahf_1): Correctly handle
14971 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14974 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14975 x86_64_general_operand as operand[2] predicate. Remove "iF"
14976 from operand constraints and use "e" constraint instead.
14977 (*subti3_1, *subti3_1 splitter): Ditto.
14978 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14979 operand[1] predicate.
14981 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14983 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14984 arrays, multiply the access strides by the size of the sub-array.
14985 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14987 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14989 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14990 the configured assembler supports the sahf mnemonic.
14991 * configure: Regenerate.
14992 * config.in: Regenerate.
14994 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
14995 emit "sahf" or ".byte\t0x9e" as asm template.
14997 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15000 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15001 option to replace hard coded TARGET_xxx in md file.
15002 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15003 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15004 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15005 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15006 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15007 (X86_TUNE_NOT_VECTORMODE): Ditto.
15008 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15009 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15010 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15011 (TUNE_SLOW_IMUL_IMM8): Ditto.
15012 (TUNE_MOVE_M1_VIA_OR): Ditto.
15013 (TUNE_NOT_UNPAIRABLE): Ditto.
15014 (TUNE_NOT_VECTORMODE): Ditto.
15016 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15019 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15020 tuning options instead of hard coded TARGET_xxx.
15021 (fix ssemode peephole2's): Ditto.
15022 (imul peephole2's): Ditto.
15024 (movdi_or_rex64): Ditto.
15025 (move peephole2): Ditto.
15026 (not peephole2's): Ditto.
15028 2007-03-14 Dirk Mueller <dmueller@suse.de>
15030 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15031 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15032 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15034 * c-parser.c (c_parser_do_statement): Warn about empty body in
15035 do/while statement.
15036 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15037 * doc/invoke.texi (-Wempty-body): Update documentation.
15039 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15042 * c-common.h (warn_for_div_by_zero): Declare.
15043 * c-common.c (warn_for_div_by_zero): Define.
15044 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15047 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15049 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15050 to PREFIX and STANDARD_PREFIX.
15052 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15053 Phil Edwards <phil@codesourcery.com>
15055 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15056 (__gthread_once_t): Remove busy field for RTPs.
15057 (__GTHREAD_ONCE_INIT): Update accordingly.
15059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15061 * doc/invoke.texi: Document VxWorks options.
15063 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15065 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15067 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15069 PR tree-optimization/30590
15070 * tree-nrv.c (tree_nrv): Check for the partial update of the
15073 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15075 * flags.h (flag_random_seed): Remove declaration, in favor of...
15076 * toplev.h (get_random_seed, set_random_seed): ... these.
15077 * tree.c (get_file_function_name): Use the former.
15078 * opts.c (common_handle_option): Use the latter.
15081 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15083 PR middle-end/31127
15084 * cse.c (cse_find_path): Do not bail out if a basic block that
15085 we already visited now becomes part of a path that starts at a
15086 different basic block. Just disallow this, to make sure we
15087 visit each basic block at most once.
15089 2007-03-13 Jan Hubicka <jh@suse.cz>
15091 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15092 attributes, when profile esitmate is present, calls with very low
15093 frequency are cold.
15095 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15097 PR tree-optimization/30730
15098 PR tree-optimization/26900
15099 * tree-ssa-loop-niter.c: Include gmp.h.
15100 (bounds): New type.
15101 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15102 split_to_var_and_offset, determine_value_range,
15103 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15104 bound_difference, bounds_add, bounds_negate,
15105 number_of_iterations_ne_max, dump_affine_iv): New functions.
15106 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15107 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15108 difference of initial and final value of control iv to validate
15110 (number_of_iterations_cond): Add loop parameter. Determine bounds
15111 on the difference of the extremes of the control iv. Add dumps.
15112 (expand_simple_operations): Handle phi nodes.
15113 (simplify_using_initial_conditions): Do not record used conditions.
15114 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15115 Do not set additional_info.
15116 (implies_nonnegative_p, implies_ge_p): Removed.
15117 (derive_constant_upper_bound): Do not use parameter `additional'.
15118 (record_estimate): Parameter `additional' removed. Parameter
15119 `i_bound' added. Do not call derive_constant_upper_bound.
15120 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15121 bound the number of iterations estimate.
15122 (estimate_numbers_of_iterations_loop): Pass the estimate from
15123 the number of iterations analysis to record_estimate.
15124 * tree.h (multiple_of_p): Declare.
15125 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15126 (scev_const_prop): Do not check expression_expensive_p.
15127 * fold-const.c (multiple_of_p): Exported.
15128 * double-int.c (double_int_mask): Exported.
15129 * double-int.h (double_int_mask): Declare.
15130 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15131 field. Added max field.
15133 2007-03-13 David Taylor <taylor@candd.org>
15136 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15139 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15142 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15143 two unamed patterns.
15145 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15147 * config/i386/i386.opt (mcx16, msahf): New options.
15148 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15149 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15151 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15152 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15153 Output -mcx16 and -msahf options when corresponding bit is set.
15155 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15156 and -msahf options.
15158 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15160 * configure.ac: Test for assembler tolerance to # 0 "".
15161 * configure, config.in: Rebuilt.
15162 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15164 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15166 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15168 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15169 (handle_syscall): Handle direct system calls.
15170 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15172 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15174 * doc/invoke.texi: Fix cpp.info cross-reference.
15175 * doc/passes.texi: Fix gcc.info cross-reference.
15177 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15179 PR tree-optimization/30835
15180 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15181 bb_for_stmt is not NULL before accessing it.
15183 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15185 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15188 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15191 * doc/install.texi: Document --enable-stage1-languages
15193 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15195 * tree-pass.h (pass_into_cfg_layout_mode,
15196 pass_outof_cfg_layout_mode): Declare.
15197 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15198 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15199 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15200 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15202 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15204 * c-decl.c (warn_variable_length_array): New function.
15205 Refactored from grokdeclarator to handle warn_vla
15206 and handle unnamed array case.
15207 (grokdeclarator): Refactored VLA warning case.
15208 * c.opt (Wvla): New flag.
15209 * doc/invoke.texi (Wvla): New warning.
15211 2007-03-12 Richard Henderson <rth@redhat.com>
15213 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15214 (TARGET_SECTION_TYPE_FLAGS): New.
15216 2007-03-12 Richard Henderson <rth@redhat.com>
15218 * config/darwin.c (machopic_reloc_rw_mask): New.
15219 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15220 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15222 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15224 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15225 * cppdefault.h (cpp_PREFIX): Document.
15226 (cpp_PREFIX_len): Likewise.
15227 (cpp_EXEC_PREFIX): New variable.
15228 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15229 * c-incpath.c (add_standard_paths): Correct logic for relocating
15230 paths within prefix.
15232 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15234 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15235 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15237 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15238 fix_truncdfdi_sse using SSEMODEF mode macro.
15239 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15240 fix_truncdfsi_sse using SSEMODEF mode macro.
15241 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15242 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15244 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15246 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15247 elfos.h to tm_file.
15249 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15251 * tree.h : Add multiple_of_p declaration.
15252 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15253 * ipa-type-escape.c (results_of_malloc): Redundant.
15254 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15255 (cast_type): Extended with new members.
15256 (check_cast): Returns cast_type.
15257 (cast): New structure for data of walk_use_def_chains.
15258 (is_malloc_result, is_cast_from_non_pointer_1,
15259 is_cast_from_non_pointer,
15260 is_array_access_through_pointer_and_index): New functions.
15261 (look_for_casts): Returns cast types.
15262 (check_call): Returns void.
15263 (okay_pointer_operation): Use support of pointer plus index,
15264 pointer plus constant and allow all multiplications.
15266 2007-03-11 Richard Guenther <rguenther@suse.de>
15268 PR tree-optimization/31115
15269 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15270 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15271 A shift count of zero is not special as with *_DIV_EXPR.
15272 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15275 2007-03-11 Ian Lance Taylor <iant@google.com>
15277 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15278 the *_DIV_EXPR codes correctly with overflow infinities.
15280 2007-03-11 Ira Rosen <irar@il.ibm.com>
15282 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15283 indicate success/failure of the analysis. Add negation to subtrahend
15284 in case of subtraction. Fail if both operands contain constants.
15285 (create_data_ref): Fail if analyze_offset fails.
15287 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15289 * config/i386/i386.md (frndintxf2): Rename to ...
15290 (rintxf2): ... this. Remove expander having same name.
15291 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15292 (roundsf2, rounddf2): Ditto.
15293 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15294 (lround<mode>di2, lround<mode>si2): Ditto.
15296 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15298 * lower-subreg.c: Include except.h.
15299 (decompose_multiword_subregs): Verify that the only control flow
15300 insns we can split are loads to multi-words pseudos.
15301 Handle breaking such blocks after splitting, instead of calling
15302 find_many_sub_basic_blocks.
15304 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15305 on the new basic block. Add a lengthy comment explaining why we
15306 thought this was necessary.
15307 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15309 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15312 * tree.c (walk_type_fields): Recurse into the element type of
15313 ARRAY_TYPEs if there is a pointer set.
15315 2007-03-10 Dirk Mueller <dmueller@suse.de>
15317 * c-common.c (warn_logical_operator): Fix condition.
15319 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15321 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15323 * config/darwin.c (machopic_select_section): Remove superfluous
15324 argument in call to categorize_decl_for_section. Remove unused
15327 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15329 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15331 * configure: Regenerate.
15333 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15336 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15337 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15338 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15339 Add LABEL_NUSES to emitted label.
15340 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15341 branch probability value to emitted jump insn.
15342 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15343 Do not check life information and do not re-arrange input operands
15344 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15346 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15348 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15349 the change of decode_asm_operands.
15351 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15353 * mode-switching.c (create_pre_exit): Skip blockage insn.
15355 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15357 * tree-pass.h (TODO_update_smt_usage): Remove.
15359 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15363 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15365 * pa.c (attr_length_call): Revise condition for long
15366 pc-relative branch.
15367 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15368 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15369 sequence on SOM target.
15371 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15373 * gcc.c: Document %{, in big comment at top.
15374 (input_suffix_matches): Remove special handling for .s and
15376 (input_spec_matches): New.
15377 (handle_braces): Handle %{,.
15378 (validate_switches): ',' indicates a value which is not a switch.
15379 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15380 to detect assembler input.
15381 * config/i386/sol2.h (CPP_SPEC): Likewise.
15382 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15383 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15384 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15385 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15386 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15387 -m64 causes deployment target to default to 10.5.
15388 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15390 2007-03-09 Richard Henderson <rth@redhat.com>
15393 * target.h (targetm.asm.out.reloc_rw_mask): New.
15394 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15395 (TARGET_ASM_OUT): Use it.
15396 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15397 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15398 use the new reloc_rw_mask target hook instead.
15399 (default_section_type_flags_1): Merge into...
15400 (default_section_type_flags): ... here.
15401 (decl_readonly_section_1): Merge into...
15402 (decl_readonly_section): ... here.
15403 (default_elf_select_section_1): Merge into...
15404 (default_elf_select_section): ... here.
15405 (default_unique_section_1): Merge into...
15406 (default_unique_section): ... here.
15407 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15408 (default_select_rtx_section): Use it.
15409 (default_elf_select_rtx_section): Likewise.
15410 * output.h: Update to match.
15411 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15412 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15413 (TARGET_ASM_RELOC_RW_MASK): New.
15414 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15415 to categorize_decl_for_section.
15416 (x86_64_elf_unique_section): Likewise.
15417 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15418 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15419 (TARGET_ASM_RELOC_RW_MASK): New.
15420 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15421 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15422 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15423 (TARGET_RWRELOC): Remove.
15424 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15425 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15426 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15427 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15428 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15429 (rs6000_xcoff_select_section): Use decl_readonly_section.
15430 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15431 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15432 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15433 (TARGET_SECTION_TYPE_FLAGS): Remove.
15434 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15436 2007-03-09 Roger Sayle <roger@eyesopen.com>
15438 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15439 complex constant equality/inequality comparisons for here.
15440 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15441 known at compile-time or can be simplified to a scalar comparison.
15442 (fold_relational_const): Move compile-time evaluation of complex
15443 constant equality/inequality comparisons to here.
15445 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15447 PR rtl-optimization/30643
15448 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15450 (fold_rtx): Recurse, like before 2006-11-03.
15452 2007-03-09 DJ Delorie <dj@redhat.com>
15454 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15457 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15459 PR tree-optimization/30375
15460 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15461 LHS of statements is not the same.
15462 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15464 2007-03-09 Chao-ying Fu <fu@mips.com>
15466 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15468 * doc/invoke.texi (-mdspr2): Document new option.
15469 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15470 New unspec for DSP REV 2.
15471 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15472 these instructions are extended in DSP REV 2.
15473 (mips-dspr2.md): Include.
15474 * config/mips/mips.opt (mdspr2): New option.
15475 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15476 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15477 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15478 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15479 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15480 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15481 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15483 (bdesc_map): Add one field of unsupported_target_flags.
15484 (bdesc_arrays): Update entries to have extra fields. Add
15486 (mips_init_builtins): Initialize new function types.
15487 Check unsupported_target_fileds to filter out builtins.
15488 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15490 (ASM_SPEC): Pass mdspr2 to the assembler.
15491 * config/mips/mips-dspr2.md: New file.
15493 2007-03-09 Sa Liu <saliu@de.ibm.com>
15495 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15497 2007-03-09 Ian Lance Taylor <iant@google.com>
15499 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15500 argument) like -Wstrict-overflow=2.
15501 * doc/invoke.texi (Warning Options): Update documentation.
15503 2007-03-09 Dirk Mueller <dmueller@suse.de>
15506 * doc/invoke.texi (-Wlogical-op): Document.
15507 * common.opt (-Wlogical-op): New.
15508 * c-common.h (warn_logical_operator): Declare.
15509 * c-common.c (warn_logical_operator): Define.
15510 * c-typeck.c (parser_build_binary_op): Call
15511 warn_logical_operator.
15513 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15515 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15516 * final.c (final_scan_insn): Test for non-"" file name.
15518 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15520 * doc/loop.texi: Document the Omega linear constraints solver.
15521 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15522 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15523 omega-hash-table-size, omega-max-keys, and
15524 omega-eliminate-redundant-constraints.
15525 * tree-pass.h (pass_check_data_deps): Declared.
15528 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15529 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15530 pass_check_data_deps): New.
15531 * tree-data-ref.c (init_data_ref): Remove declaration.
15532 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15533 (analyze_array): Renamed init_array_ref, move up initializations.
15534 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15535 Removed arguments that are set to NULL.
15536 (analyze_indirect_ref): Correct indentation, correct call to
15538 (object_analysis): Call init_array_ref instead of analyze_array.
15539 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15540 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15541 of DR_ACCESS_FNS_ADDR.
15542 (init_omega_eq_with_af, omega_extract_distance_vectors,
15543 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15544 ddr_consistent_p): New.
15545 (compute_affine_dependence): Check consistency of ddrs when
15546 flag_check_data_deps is passed.
15547 (analyze_all_data_dependences): Uncomment.
15548 (tree_check_data_deps): New.
15549 * tree-data-ref.h: Include omega.h.
15550 (DR_ACCESS_FNS_ADDR): Removed.
15551 (data_dependence_relation): Add inner_loop.
15552 (DDR_INNER_LOOP): New.
15553 * common.opt (fcheck-data-deps): New.
15554 * tree-flow.h (tree_check_data_deps): Declare.
15555 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15556 (OBJS-common): Depend on omega.o.
15558 * passes.c (pass_check_data_deps): Scheduled.
15559 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15560 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15561 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15562 PARAM_VECT_MAX_VERSION_CHECKS,
15563 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15565 2007-03-09 Richard Guenther <rguenther@suse.de>
15567 PR tree-optimization/30904
15568 PR middle-end/31058
15569 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15570 the same way as *_DIV_EXPR.
15572 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15574 * recog.c (decode_asm_operands): No mixed declarations and code.
15576 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15578 * rtl.def (ASM_INPUT): Add location.
15579 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15580 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15581 (decode_asm_operands): Add loc operand.
15582 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15583 * stmt.c (expand_asm): Rename to...
15584 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15585 gen_rtx_ASM_INPUT_loc.
15586 (expand_asm_expr): Adjust.
15587 * recog.c (decode_asm_operands): Add loc operand.
15588 (check_asm_operands, extract_insn): Adjust.
15589 * reload1.c (maybe_fix_stack_asms): Likewise.
15590 * final.c (asm_insn_count): Likewise.
15591 (final_scan_insn): Output # line before and after asm.
15593 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15595 * tree-ssa-structalias.c (variable_info): Remove
15597 (new_var_info): Ditto.
15598 (shared_bitmap_info_t): New structure.
15599 (shared_bitmap_table): New variable.
15600 (shared_bitmap_hash): New function.
15601 (shared_bitmap_eq): Ditto
15602 (shared_bitmap_lookup): Ditto.
15603 (shared_bitmap_add): Ditto.
15604 (merge_smts_into): Change to take bitmap directly.
15605 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15606 (init_alias_vars): Init shared bitmap hashtable.
15607 (delete_points_to_sets): Delete shared bitmap hashtable.
15608 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15609 is_aliased removal as a change that was still necessary was
15612 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15614 * config/i386/i386.h (override_options): Conditionally disable
15615 x86_sahf for 64bit targets only.
15617 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15620 * c-decl.c (merge_decls): Don't call make_var_volatile.
15621 * varasm.c (make_var_volatile): Remove.
15622 * output.h (make_var_volatile): Remove.
15624 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15626 PR tree-optimization/31085
15627 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15629 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15631 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15632 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15633 ATTR_CONST_NOTHROW_LIST.
15635 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15638 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15640 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15642 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15645 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15647 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15648 passed, use shared libgcc.
15650 2007-03-08 Roger Sayle <roger@eyesopen.com>
15652 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15653 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15654 (honor_protect_cleanup_actions, lower_try_finally_switch):
15656 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15657 ifc_temp_var): Likewise.
15658 * tree-inline.c (setup_one_parameter): Likewise.
15659 * tree-mudflap.c (mf_decl_cache_locals,
15660 mf_build_check_statement_for): Likewise.
15661 * tree-nested.c (init_tmp_var, save_tmp_var,
15662 finalize_nesting_tree_1): Likewise.
15663 * tree-outof-ssa.c (insert_copy_on_edge,
15664 insert_backedge_copies): Likewise.
15665 * tree-profile.c (tree_gen_edge_profiler,
15666 tree_gen_ic_profiler): Likewise.
15667 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15668 * tree-sra.c (sra_build_assignment): Likewise.
15669 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15670 * tree-ssa-math-opts.c (insert_reciprocals,
15671 execute_cse_sincos_1): Likewise.
15672 * tree-tailcall.c (adjust_accumulator_values,
15673 adjust_return_value): Likewise.
15674 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15675 * tree-vect-transform.c (vect_create_data_ref_ptr,
15676 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15677 vect_create_epilog_for_reduction, vectorizable_reduction,
15678 vectorizable_call, vectorizable_conversion,
15679 vectorizable_assignment, vectorizable_operation,
15680 vectorizable_type_demotion, vect_gen_widened_results_half,
15681 vect_permute_store_chain, vectorizable_store,
15682 vect_setup_realignment, vect_permute_load_chain,
15683 vectorizable_load, vectorizable_condition,
15684 vect_create_cond_for_align_checks): Likewise.
15685 * tree-vrp.c (build_assert_expr_for): Likewise.
15687 2007-03-08 Ian Lance Taylor <iant@google.com>
15689 * tree-vrp.c: Include "intl.h".
15690 (usable_range_p): New static function.
15691 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15692 overflowed values, juts set *strict_overflow_p.
15693 (compare_values): Only return -2 if one of the operands is not a
15695 (compare_ranges): Call usable_range_p.
15696 (compare_range_with_value): Likewise.
15697 (vrp_evaluate_conditional_warnv): Rename from
15698 vrp_evaluate_conditional. Make static. Change all callers.
15699 (vrp_evaluate_conditional): New function.
15700 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15701 on signed overflow.
15702 (simplify_abs_using_ranges): Likewise.
15703 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15704 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15705 within_stmt parameter.
15706 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15707 vrp_evaluate_conditional.
15708 * tree-ssa-threadedge.c
15709 (record_temporary_equivalences_from_stmts_at_dest): Change
15710 simplify parameter to take a second tree parameter.
15711 (simplify_control_stmt_condition): Likewise.
15712 (thread_across_edge): Likewise.
15713 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15714 (thread_across_edge): Likewise.
15715 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15717 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15719 * config/i386/i386.h (TARGET_SAHF): New define.
15720 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15721 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15722 (x86_sahf): New global variable.
15723 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15724 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15725 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15726 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15728 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15729 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15730 when expanding fcomi/sahf based tests.
15731 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15732 expanding sahf based alternative. Emit sahf based sequence when
15733 optimizing for code size.
15734 * config/i386/i386.md (x86_sahf_1): Do not disable for
15735 TARGET_64BIT, enable for TARGET_SAHF.
15737 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15739 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15740 spurious whitespace from error message.
15742 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15745 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15747 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15749 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15751 * tree-sra.c (instantiate_element): Propagate disabled warnings
15752 from the element itself to the created variable.
15754 2007-03-07 Richard Henderson <rth@redhat.com>
15757 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15758 silently fix up the stack in the case of a missing register.
15760 2007-03-07 Paul Brook <paul@codesourcery.com>
15762 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15764 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15766 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15768 (phase1_vrs): Use them.
15769 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15770 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15771 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15772 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15773 __gnu_Unwind_Restore_WMMXC if required.
15774 (_Unwind_VRS_Pop): Implement iWMMXt support.
15775 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15776 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15777 gnu_Unwind_Save_WMMXC): Define.
15779 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15781 * config/vxworks.h (vxworks_override_options): Declare.
15782 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15783 * config/vxworks.c: Include target.h and toplev.h.
15784 (vxworks_override_options): New function.
15785 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15787 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15789 * config/s390/s390.c (override_options): Don't emit an error when
15790 -mstack-size is used without providing -mstack-guard.
15791 (s390_emit_prologue): Choose stack_guard value automatically if not
15792 provided via command line.
15793 * doc/invoke.texi: Adjust description of -mstack-guard and
15796 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15798 * config/i386/i386.c (output_set_got): Add a GOT initialization
15799 sequence for VxWorks PIC.
15800 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15801 around labels as well as symbols. Use gotoff_operand instead
15802 of local_symbolic_operand.
15803 (legitimize_pic_address): Use gotoff_operand instead of
15804 local_symbolic_operand. Use @GOT accesses for labels as
15806 (ix86_output_addr_diff_elt): Use PC-relative rather than
15807 GP-relative offsets for VxWorks PIC.
15808 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15809 no_new_pseudos. Check whether the returned register is op0.
15810 * config/i386/i386.md (tablejump): Use PC-relative rather than
15811 GP-relative offsets for VxWorks PIC.
15812 * config/i386/predicates.md (gotoff_operand): New predicate.
15814 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15816 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15818 * config/vxworks-dummy.h: New file.
15819 * config/i386/i386.h: Include it.
15821 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15823 * dwarf2out.c (is_inlined_entry_point): New
15824 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15825 DW_AT_ranges if the first subblock is the entry point.
15827 2007-03-06 David Daney <ddaney@avtrex.com>
15829 * doc/install.texi (mips-*-*): Change recommended binutils
15832 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15834 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15835 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15837 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15838 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15840 2007-03-06 Jan Hubicka <jh@suse.cz>
15842 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15843 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15845 (probably_cold_bb_p): Cold functions are cold.
15846 (probably_never_executed_bb_p): Cold functions are cold.
15847 (tree_bb_level_predictions): Predict calls to cold functions as not
15849 (compute_function_frequency): Check hot/cold attributes.
15850 * function.h (function_frequency): Update comments.
15851 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15852 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15853 (c_common_att): Add cold and hot.
15855 * doc/extend.texi (hot,cold attributes): Document.
15857 2007-03-06 Andrew Haley <aph@redhat.com>
15859 * function.c (expand_function_end): Move blockage to just after we
15860 emit the label for the naked return from the function.
15862 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15864 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15867 2007-03-06 Jan Hubicka <jh@suse.cz>
15869 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15870 loaded for constant large models. Non-large 64bit PIC can do.
15871 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15872 * cmodel.h: Add LARGE PIC.
15873 * i386.md (UNSPEC_PLTOFF): New.
15874 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15876 (*call_1_rex64): Disable for large models.
15877 (*call_1_rex64_large): New.
15878 (*call_value_1_rex64): Disable for large models.
15879 (*call_value_1_rex64_large): New.
15880 (set_rip_rex4): New.
15881 (set_got_offset_rex64): New.
15882 * predicates.md (constant_call_address_operand): For large model
15883 constant calls are not possible.
15884 * i386-protos.h (construct_plt_address): Declare.
15885 * i386.c (override_options): Accept large models.
15886 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15887 (legitimate_constant_p): Add new UNSPECs.
15888 (legitimate_pic_operand_p): Likewise.
15889 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15890 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15892 (output_pic_addr_const): Add PLTOFF.
15893 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15894 (ix86_expand_move): Legitimize pic address when in PIC mode.
15895 (construct_plt_address): New function.
15896 (ix86_expand_call): Offload the address to register and use GOT
15897 pointer for large model.
15898 * invoke.texi (mcmodel=large): Update documentation.
15900 2007-03-06 Richard Henderson <rth@redhat.com>
15902 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15903 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15904 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15905 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15906 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15907 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15908 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15909 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15910 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15911 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15912 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15913 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15914 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15915 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15916 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15917 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15918 x86_schedule, x86_use_bt, x86_pad_returns,
15919 x86_use_xchgb): Merge into ...
15920 (ix86_tune_features): ... here. New array.
15921 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15922 x86_bswap): Merge into ...
15923 (ix86_arch_features): ... here. New array.
15924 (x86_3dnow_a): Remove.
15925 (x86_accumulate_outgoing_args): Make static.
15926 (x86_arch_always_fancy_math_387): Make static.
15927 (ix86_tune_mask, ix86_arch_mask): Move ...
15928 (override_options): ... to local variables here. Apply the
15929 appropriate mask to each element of ix86_arch_features and
15930 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15931 as were done in the old macros.
15932 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15933 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15934 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15935 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15936 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15937 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15938 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15939 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15940 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15941 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15942 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15943 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15944 x86_accumulate_outgoing_args, x86_prologue_using_move,
15945 x86_epilogue_using_move, x86_decompose_lea,
15946 x86_arch_always_fancy_math_387, x86_shift1,
15947 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15948 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15949 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15950 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15951 x86_use_incdec, x86_pad_returns, x86_bswap,
15952 x86_partial_flag_reg_stall): Remove.
15953 (enum ix86_tune_indices): New.
15954 (ix86_tune_features): New.
15955 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15956 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15957 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15958 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15959 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15960 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15961 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15962 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15963 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15964 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15965 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15966 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15967 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15968 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15969 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15970 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15971 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15972 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15973 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15974 TARGET_EXT_80387_CONSTANTS): Use it.
15975 (enum ix86_arch_indices): New.
15976 (ix86_arch_features): New.
15977 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15978 TARGET_BSWAP): Use it.
15979 (ix86_tune_mask, ix86_arch_mask): Remove.
15981 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15984 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15985 Define using $${sysroot_headers_suffix}.
15986 * configure: Regenerate.
15987 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15988 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15990 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15991 * gcc.c (print_sysroot_headers_suffix): New.
15992 (option_map): Include --print-sysroot-headers-suffix.
15993 (display_help): Mention -print-sysroot-headers-suffix.
15994 (process_command): Handle -print-sysroot-headers-suffix.
15995 (do_spec_1): Append multilib directory to include-fixed path if
15996 sysroot suffixes in use.
15997 (main): Handle -print-sysroot-headers-suffix.
15998 * Makefile.in (start.encap): Don't depend on xlimits.h
15999 (xlimits.h): Remove.
16000 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16001 limits.h for each multilib in fixinc_list.
16002 (fixinc_list, s-fixinc_list): New.
16003 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16004 generate them for each multilib in fixinc_list.
16005 (stmp-fixproto): Use include-fixed. Run fixproto for each
16006 multilib in fixinc_list.
16007 (mostlyclean): Don't remove xlimits.h.
16008 (clean): Remove include-fixed.
16009 (real-install-headers-tar, real-install-headers-cpio,
16010 real-install-headers-cp): Don't copy include, only include-fixed.
16011 (install-mkheaders): Depend on fixinc_list. Don't depend on
16012 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16013 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16014 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16016 2007-03-06 Jan Hubicka <jh@suse.cz>
16018 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16023 * configure.ac: Allow tm_file to contain build-directory files.
16024 * configure: Regenerate.
16025 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16026 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16027 * config/m68k/print-sysroot-suffix.sh: New file.
16029 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16031 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16032 of pic_offset_table_rtx if reload_completed.
16033 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16034 PIC_OFFSET_TABLE_REGNUM.
16035 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16037 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16038 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16040 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16042 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16043 functions that call eh_return.
16045 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16047 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16048 functions that need a constant pool.
16050 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16053 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16054 (m68k_preferred_reload_class): Likewise.
16055 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16056 (SECONDARY_RELOAD_CLASS): Define.
16057 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16058 (LIMIT_RELOAD_CLASS): Delete.
16059 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16060 registers from storing bytes.
16061 (m68k_secondary_reload_class): New function.
16062 (m68k_preferred_reload_class): Likewise.
16064 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16066 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16068 (m68k_expand_prologue): Likewise.
16070 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16072 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16073 (mips_expand_epilogue): Add a bool parameter.
16074 (m68k_legitimize_sibcall_address): Declare.
16075 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16076 (m68k_expand_epilogue): Add a parameter to select between sibling
16077 and normal epilogues. Only generate a return for the latter.
16078 (m68k_ok_for_sibcall_p): New function.
16079 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16080 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16081 (sibcall_value, *sibcall_value): Likewise.
16082 (*call, *call_value): Require !SIBLING_CALL_P.
16083 (epilogue): Update call to m68k_expand_epilogue.
16084 (sibcall_epilogue): New pattern.
16085 * config/m68k/predicates.md (const_call_operand): Say that this
16086 predicate applies to sibling calls too.
16087 (sibcall_operand): New predicate.
16089 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16091 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16092 alternatives as movsi_cf.
16093 (movsf_cf_hard): Add commentary.
16095 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16096 Richard Sandiford <richard@codesourcery.com>
16098 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16099 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16100 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16101 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16102 as being live on exit from an interrupt function.
16103 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16104 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16105 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16106 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16107 (m68k_interrupt_function_p): Globalize.
16108 (m68k_compute_frame_layout): Remove reverse mask code.
16109 (m68k_emit_movem, m68k_set_frame_related): New functions.
16110 (m68k_output_function_prologue): Delete in favor of...
16111 (m68k_expand_prologue): ...this new function.
16112 (m68k_output_function_epilogue): Delete in favor of...
16113 (m68k_expand_epilogue): ...this new function.
16114 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16116 (print_operand): Handle %?.
16117 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16118 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16119 (prologue, epilogue): New patterns.
16120 (return): Turn into a define_expand.
16121 (*return): New pattern, derived from old "return" pattern. Use rte
16122 rather than rts for interrupt functions. Only use rtd if the pop
16124 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16125 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16126 (link, *link, unlink, *unlink, load_got): Likewise.
16128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16132 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16133 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16134 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16135 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16136 and m68k_matches_u_p.
16137 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16138 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16139 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16140 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16141 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16142 (REG_STRICT_P): New macro.
16143 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16144 PCREL_GENERAL_OPERAND_OK.
16145 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16146 m68k_legitimate_base_reg_p.
16147 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16148 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16149 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16150 * config/m68k/m68k.c (m68k_address): New structure.
16151 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16152 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16153 (m68k_jump_table_ref_p, m68k_decompose_address)
16154 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16155 (m68k_matches_u_p): New functions.
16156 (print_operand_address): Rewrite to use m68k_decompose_index.
16158 2007-03-05 David Taylor <dtaylor@emc.com>
16160 * gcc.c: Correct copyright date in --version output.
16162 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16164 * pa.md: In unamed move patterns, disparge copies between general
16165 and floating point registers using '?' modifier. Don't include 'f'
16166 constraint for register preferences in DImode, SImode, HImode and
16167 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16168 Remove constraints for copies between general and floating registers
16169 in soft-float DFmode pattern.
16170 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16174 2007-03-05 Mike Stump <mrs@apple.com>
16176 * c-common.c (targetcm): Add.
16177 * c-opts.c (c_common_handle_option): Handle language specific
16179 * opts.c (handle_option): Verify language for target options, if
16181 * opth-gen.awk: Add CL_LANG_ALL.
16182 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16183 (TARGETCM_INITIALIZER): Add.
16184 * target.h (struct gcc_targetcm): Add.
16186 * targhooks.c (default_handle_c_option): Add.
16187 * targhooks.h (default_handle_c_option): Add.
16188 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16190 * config/darwin.opt (iframework): Add.
16191 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16192 * config/darwin-c.c (handle_c_option): Add.
16193 (TARGET_HANDLE_C_OPTION): Add.
16195 * doc/invoke.texi (Darwin Options): Add -iframework.
16197 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16199 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16202 2007-03-05 Ian Lance Taylor <iant@google.com>
16204 * c.opt (fgnu89-inline): New option.
16205 * c-opts.c (c_common_post_options): Set default value for
16207 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16208 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16210 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16211 (grokdeclarator, start_function): Likewise.
16212 * c-cppbuiltin.c (c_cpp_builtins): Define either
16213 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16214 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16215 (C Dialect Options): Document -fgnu89-inline.
16216 * doc/extend.texi (Function Attributes): Explain what the
16217 gnu_inline attribute does.
16218 * doc/cpp.texi (Common Predefined Macros): Document
16219 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16221 2007-03-05 Ian Lance Taylor <iant@google.com>
16223 PR tree-optimization/31034
16224 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16225 half-range if the other side is an overflow infinity.
16227 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16229 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16230 (bfin*-linux-uclibc*): New configuration.
16231 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16233 * config/bfin/linux.h: New file.
16234 * config/bfin/libgcc-bfin.ver: New file.
16235 * config/bfin/t-bfin-uclinux: New file.
16236 * config/bfin/t-bfin-linux: New file.
16237 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16238 (TARGET_OS_CPP_BUILTINS): New macro.
16240 2007-03-05 Richard Guenther <rguenther@suse.de>
16242 * fold-const.c (fold_binary): Remove duplicate folding
16243 of comparison of non-null ADDR_EXPR against null.
16245 2007-03-05 Richard Guenther <rguenther@suse.de>
16246 Dorit Nuzman <dorit@il.ibm.com>
16248 PR tree-optimization/26420
16249 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16250 are no loops in the function. Only print the number of
16251 vectorized loops if it is greater than zero or we are supposed
16252 to print information about unvectorized loops.
16254 2007-03-05 Revital Eres <eres@il.ibm.com>
16256 * gcc.dg/var-expand1.c: New test.
16257 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16258 when an accumulator is expanded.
16260 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16263 * c-common.c (convert_and_check): Don't give warnings for
16264 conversion if 'expr' already overflowed.
16266 2007-03-04 Roger Sayle <roger@eyesopen.com>
16268 PR middle-end/30744
16269 * fold-const.c (fold_comparison): Enforce type consistency when
16270 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16272 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16274 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16275 containing a cast to the base of TARGET_MEM_REF.
16277 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16279 * tree.c (tree_contains_struct_check_failed): Remove spurious
16280 whitespace from error message.
16282 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16285 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16286 instead of precision.
16288 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16289 Nathan Sidwell <nathan@codesourcery.com>
16291 * emit-rtl.c (find_auto_inc): New.
16292 (try_split): recreate REG_INC notes,
16293 Use regular for loops rather than whiles.
16295 2007-03-03 Andreas Schwab <schwab@suse.de>
16297 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16298 * configure: Regenerate.
16300 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16302 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16303 flag_rounding_math, not flag_unsafe_math_optimizations.
16305 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16307 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16308 alpha_fold_vector_minmax): Likewise.
16309 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16310 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16312 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16314 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16315 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16316 if the lhs has side-effects.
16317 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16319 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16321 * config/i386/i386.h (TUNEMASK): Remove define.
16322 (ARCHMASK): Remove define.
16323 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16324 Use ix86_arch_mask variable instead of ARCHMASK.
16325 * config/i386/i386.c (override_options): Ditto.
16326 (standard_80387_constant_p): Ditto.
16328 2007-03-02 Ian Lance Taylor <iant@google.com>
16330 Used signed infinities in VRP.
16331 * tree-vrp.c (uses_overflow_infinity): New static function.
16332 (supports_overflow_infinity): New static function.
16333 (make_overflow_infinity): New static function.
16334 (negative_overflow_infinity): New static function.
16335 (positive_overflow_infinity): New static function.
16336 (is_negative_overflow_infinity): New static function.
16337 (is_positive_overflow_infinity): New static function.
16338 (is_overflow_infinity): New static function.
16339 (overflow_infinity_range_p): New static function.
16340 (compare_values_warnv): New function split out of compare_values.
16341 (compare_value): Call it.
16342 (set_value_range_to_nonnegative): Add overflow_infinity
16343 parameter. Change caller.
16344 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16346 (vrp_expr_computes_nonzero): Likewise.
16347 (compare_ranges, compare_range_with_value): Likewise.
16348 (compare_name_with_value, compare_names): Likewise.
16349 (vrp_evaluate_conditional): Likewise.
16350 (set_value_range): Handle infinity
16351 (vrp_operand_equal_p, operand_less_p): Likewise.
16352 (extract_range_from_assert): Likewise.
16353 (vrp_int_const_binop): Likewise.
16354 (extract_range_from_binary_expr): Likewise.
16355 (extract_range_from_unary_expr): Likewise.
16356 (extract_range_from_comparison): Likewise.
16357 (extract_range_from_expr): Likewise.
16358 (dump_value_range): Likewise.
16359 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16360 (test_for_singularity): Likewise.
16361 (vrp_int_const_binop): Remove inline qualifier.
16362 (adjust_range_with_scev): Add comment.
16363 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16365 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16367 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16368 (get_constraint_for): Likewise.
16369 (do_structure_copy): Likewise.
16370 (find_func_aliases): Fix references to MODIFY_EXPR.
16371 (intra_create_variable_infos): Tidy.
16372 * tree-ssa-operands.c (add_virtual_operand): Add argument
16374 When adding members of alias sets, if IS_CALL_SITE is true and
16375 the symbol is not call-clobbered, skip it.
16376 Adjust all callers.
16378 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16380 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16381 entry by means of emit_insn_at_entry.
16383 2007-03-02 Richard Henderson <rth@redhat.com>
16385 * expr.h (promoted_input_arg): Remove decl.
16386 * function.c (promoted_input_arg): Merge into ...
16387 * combine.c (setup_incoming_promotions): ... only caller.
16388 Rearrange to avoid double loop.
16390 2007-03-02 Ben Elliston <bje@au.ibm.com>
16391 Peter Bergner <bergner@vnet.ibm.com>
16392 Janis Johnson <janis187@us.ibm.com>
16394 * config/rs6000/dfp.md: New file.
16395 * config/rs6000/rs6000.md: Include dfp.md.
16396 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16398 and TDmode decimal float modes in FP registers.
16399 (num_insns_constant): Likewise.
16400 (rs6000_legitimate_offset_address_p): Likewise.
16401 (rs6000_legitimize_address): Likewise.
16402 (rs6000_legitimize_reload_address): Likewise.
16403 (rs6000_legitimate_address): Likewise.
16404 (rs6000_emit_move): Likewise.
16405 (function_arg_boundary): Likewise.
16406 (function_arg_advance): Likewise.
16407 (rs6000_darwin64_record_arg_recurse): Likewise.
16408 (function_arg): Likewise.
16409 (rs6000_gimplify_va_arg): Likewise.
16410 (rs6000_split_multireg_move): Likewise.
16411 (rs6000_output_function_epilogue): Likewise.
16412 (rs6000_output_function_epilogue): Likewise.
16413 (rs6000_register_move_cost): Likewise.
16414 (rs6000_function_value): Likewise.
16415 (rs6000_libcall_value): Likewise.
16417 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16419 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16421 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16423 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16424 Use $MULTIDIR to choose between the kernel and RTP headers,
16425 and use $WIND_BASE and $WIND_USR to locate them.
16427 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16429 * config/i386/i386.c (override_options): Put initialization of
16430 ix86_tune_mask and ix86_arch_mask to the correct place.
16432 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16433 Michael Meissner <michael.meissner@amd.com>
16436 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16437 (ARCHMASK): Define.
16438 (TARGET_CMOVE): Use ARCHMASK.
16439 (TARGET_CMPXCHG): Ditto.
16440 (TARGET_CMPXCHG8B): Ditto.
16441 (TARGET_XADD): Ditto.
16442 (TARGET_BSWAP): Ditto.
16443 * config/i386/i386.c (ix86_tune_mask): New global variable.
16444 (ix86_arch_mask): Ditto.
16445 (override_options): Initialize ix86_tune_mask and
16446 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16449 2007-03-02 Ben Elliston <bje@au.ibm.com>
16452 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16454 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16456 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16457 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16458 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16459 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16461 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16462 rs6000_init_dwarf_reg_sizes_extra): New.
16463 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16464 SPE register high parts.
16466 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16468 * Makefile.in: Add install-pdf target as
16469 copied from automake v1.10 rules.
16470 * configure.ac: Add install-pdf to target list.
16471 * configure: Regenerate.
16473 2007-03-01 Paul Brook <paul@codesourcery.com>
16475 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16476 modes to LDRD for DImode.
16477 (output_move_double): Fixup out of range ldrd/strd.
16478 (vfp_secondary_reload_class): Rename...
16479 (coproc_secondary_reload_class): ... to this. Add wb argument.
16480 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16481 coproc_secondary_reload_class for CLASS_IWMMXT.
16482 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16483 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16485 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16487 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16488 unroll factor by the estimated number of iterations.
16489 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16490 than prefetch latency.
16492 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16493 decode_caches_intel, detect_caches_intel): New functions.
16494 (host_detect_local_cpu): Use detect_caches_amd and
16495 detect_caches_intel.
16497 2007-03-01 Richard Henderson <rth@redhat.com>
16499 * expr.c (emit_move_complex_push): Export.
16500 (emit_move_complex_parts): Split out from ...
16501 (emit_move_complex): ... here.
16502 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16503 * config/i386/i386.md (movcdi): New.
16505 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16507 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16508 size of mode1 to check for tieable modes in MMX case.
16510 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16512 * Makefile.in (rtlanal.o): Depend on tree.h.
16513 * rtl.h (offset_within_section_p, split_const): Declare.
16514 * rtlanal.c: Include tree.h.
16515 (offset_within_block_p): New function, taken from
16516 mips_offset_within_object_p.
16517 (split_const): New function, taken from mips_split_const.
16518 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16520 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16521 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16522 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16523 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16524 (m68k_illegitimate_symbolic_constant_p): New function.
16525 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16526 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16527 symbolic constant that might be outside the symbol's section,
16528 move the symbol first and then add the offset.
16529 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16531 * config/mips/mips.c (mips_split_const): Delete.
16532 (mips_offset_within_object_p): Delete.
16533 (mips_symbolic_constant_p): Use offset_within_section_p and
16534 split_const instead of mips_offset_within_object_p and
16536 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16537 (mips_legitimize_const_move, print_operand_reloc)
16538 (mips_dangerous_for_la25_p): Use split_const instead of
16541 2007-02-28 Eric Christopher <echristo@apple.com>
16543 * Makefile.in (install-include-dir): Don't rm -rf include.
16545 2007-02-28 Richard Guenther <rguenther@suse.de>
16547 PR middle-end/30364
16548 * fold-const.c (fold_binary): Do not associate expressions
16549 with more than one variable for integer types that do not wrap.
16551 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16553 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16554 Delete, and replace with...
16555 (fold_builtin_call_array): This. Update callers to use it.
16556 * fold-const.c (fold_build_call_list): Delete, and replace with...
16557 (fold_build_call_array): This.
16558 (fold_build_call_list_initializer): Delete, and replace with...
16559 (fold_build_call_array_initializer): This.
16560 * tree.h: Update declarations to reflect above changes.
16562 * c-typeck.c (build_function_call): Store converted arguments
16563 in a stack-allocated array instead of building a list.
16564 (convert_arguments): Store arguments in the array passed in as an
16565 argument, and return the actual number of arguments.
16566 * c-format.c: (check_function_format): Pass arguments in an
16567 array instead of a list.
16568 * c-common.c (check_function_nonnull): Likewise.
16569 (check_function_sentinel): Likewise.
16570 (check_function_arguments): Likewise.
16571 * c-common.h: Update declarations to reflect above changes.
16573 2007-02-28 Jan Hubicka <jh@suse.cz>
16575 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16576 PRED_NEGATIVE_RETURN): Update outcomes.
16578 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16580 * calls.c (emit_library_call_value_1): Handle partial registers
16581 correctly when building up CALL_INSN_FUNCTION_USAGE.
16583 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16585 * pa/predicates.md (move_src_operand): Allow zero for mode.
16586 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16589 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16592 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16593 *movv2df_internal): Enable pattern only for valid operand
16595 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16596 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16598 2007-02-27 Mike Stump <mrs@apple.com>
16600 * config/darwin-crt3.c: Avoid compilation when compiling for a
16603 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16605 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16607 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16608 for fixed headers and limits.h.
16609 (install-include-dir, install-headers-tar, install-headers-cpio,
16610 install-headers-cp, real-install-headers-tar,
16611 real-install-headers-cpio, real-install-headers-cp): Handle
16612 include-fixed as well as include.
16613 (install-mkheaders): Don't install files that go only in include
16615 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16616 from GCC_INCLUDE_DIR.
16617 * gcc.c (process_command): Remove special -BstageN/ handling.
16618 (do_spec_1): Add include-fixed directories.
16620 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16622 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16624 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16626 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16629 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16631 * c-common.c (get_priority): Add check for
16632 SUPPORTS_INIT_PRIORITY.
16634 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16636 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16638 * config/bfin/bfin.c: Include "cfglayout.h".
16639 (MAX_LSETUP_DISTANCE): New macro.
16640 (struct loop_info): New members incoming, incoming_src and
16641 incoming_dest. Delete member predecessor.
16642 (length_for_loop): New function.
16643 (bfin_optimize_loop): Handle more different loop structures.
16644 (bfin_discover_loop): Rework detection of predecessor blocks by
16645 examining incoming edges.
16646 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16648 (bfin_reorder_loops): New function.
16649 (bfin_reorg_loops): Use these three new functions.
16651 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16652 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16653 (CONSTRAINT_LEN): Add entry for 'q'.
16654 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16655 Add 'q' constraints.
16656 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16657 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16659 * config/bfin/bfin.md (add_with_carry): New pattern.
16660 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16661 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16662 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16663 support unsigned multiplies too. Removed incorrect commutativity from
16664 operand 1 constraint where appropriate.
16665 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16667 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16668 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16670 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16671 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16672 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16673 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16674 usmulhisi_hh_huh): New patterns.
16676 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16677 lshifthi3): Fix output template to use half reg for operand 2.
16679 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16682 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16684 2007-02-27 Andreas Schwab <schwab@suse.de>
16686 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16688 2007-02-27 Jan Hubicka <jh@suse.cz>
16690 * predict.c (last_basic_block_p): Remove.
16691 (tree_estimate_probability): Update return heuristic for commonized
16694 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16696 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16698 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16700 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16701 * doc/cpp.texi: Standardize title page.
16702 * doc/cppinternals.texi: Likewise.
16703 * doc/gcc.texi: Standardize title page, remove version number
16704 from copyright page.
16705 * doc/gccint.texi: Likewise.
16706 * doc/install.texi: Standardize title page, add table of
16709 2007-02-26 Jan Hubicka <jh@suse.cz>
16711 * predict.def: Set outcomes according to more recent results.
16712 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16713 Remove dead predictors.
16714 * predict.c (return_prediction): Fix pasto.
16716 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16718 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16719 change; avoid a memory leak when returning early.
16721 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16723 * c-decl.c (static_ctors): Move to c-common.c.
16724 (static_dtors): Likewise.
16725 (finish_function): Use c_record_cdtor_fn.
16726 (build_cdtor): Move to c-common.c.
16727 (c_write_global_declarations): Use c_build_cdtor_fns.
16728 * c-common.h (static_ctors): Declare.
16729 (static_dtors): Likewise.
16730 (c_record_cdtor_fn): Likewise.
16731 (c_build_cdtor_fns): Likewise.
16732 * c-common.c (static_ctors): New variable.
16733 (static_dtors): Likewise.
16734 (c_record_cdtor_fn): New function.
16735 (build_cdtor): Move from c-decl.c
16736 (c_build_cdtor_fns): New function.
16738 * output.h (assemble_addr_to_section): Declare.
16739 (get_cdtor_priority_section): Likewise.
16740 * varasm.c (assemble_addr_to_section): New function.
16741 (get_cdtor_priority_section): Likewise.
16742 (default_named_section_asm_out_destructor): Use them.
16743 (destor_dtor_section_asm_out_destructor): Likewise.
16744 (default_named_section_asm_out_constructor): Likewise.
16745 (default_ctor_section_asm_out_constructor): Likewise.
16746 * config.gcc (*-*-vxworks*): Include vxworks.o.
16747 * config/t-vxworks (vxworks.o): New target.
16748 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16749 (TARGET_ASM_CONSTRUCTOR): Define.
16750 (TARGET_ASM_DESTRUCTOR): Likewise.
16751 (vxworks_asm_out_constructor): Declare.
16752 (vxworks_asm_out_destructor): Likewise.
16754 * c-common.c (get_priority): Check that we have not just an
16755 INTEGER_CST, but an integer constant with integeral type.
16757 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16759 PR tree-optimization/30938
16760 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16761 use &dt[nargs-1] instead of &dt[nargs] in the call to
16762 vect_is_simple_use().
16764 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16766 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16767 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16768 Do not attempt to handle MEM inside auto-inc expressions.
16769 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16770 of a register modified by an auto-inc expression. However, do handle
16771 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16772 (elimination_effects): Prohibit elimination of a register modified
16773 by an auto-inc expression. Disable register elimination rules whose
16774 target register is modified by an auto-inc expression with variable
16777 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16779 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16781 (array_at_struct_end_p): New function.
16782 (idx_infer_loop_bounds): Use it.
16783 (estimate_numbers_of_iterations_loop): Export.
16784 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16785 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16786 (tree_estimate_probability): Call record_loop_exits.
16787 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16788 (estimated_loop_iterations, estimated_loop_iterations_int,
16789 estimated_loop_iterations_tree): New functions.
16790 (analyze_siv_subscript_cst_affine,
16791 compute_overlap_steps_for_affine_1_2,
16792 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16793 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16794 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16795 (PRED_LOOP_ITERATIONS_GUESSED): New.
16796 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16797 * cfgloop.h (estimate_numbers_of_iterations_loop,
16798 estimated_loop_iterations_int): Declare.
16800 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16802 * doc/extend.texi: Document optional priority argument to
16803 constructors and destructors.
16804 * tree.c (init_priority_for_decl): Adjust GTY markers.
16805 (init_ttree): Use priority-info hash functions for
16806 init_priority_for_decl.
16807 (tree_map_eq): Rename to ...
16808 (tree_map_base_eq): ... this.
16809 (tree_map_marked_p): Rename to ...
16810 (tree_map_base_marked_p): ... this.
16811 (tree_map_base_hash): New function.
16812 (decl_init_priority_lookup): Rework.
16813 (decl_fini_priority_lookup): New function.
16814 (decl_priority_info): New function.
16815 (decl_init_priority_insert): Use it.
16816 (decl_fini_priority_insert): Likewise.
16817 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16819 (decl_restrict_base_insert): Likewise.
16820 (decl_debug_expr_insert): Likewise.
16821 (decl_value_expr_lookup): Likewise.
16822 (decl_value_expr_insert): Likewise.
16823 * tree.h (priority_type): New type.
16824 (decl_init_priority_lookup): Use priority_type.
16825 (decl_fini_priority_lookup): New function.
16826 (decl_init_priority_insert): Use priority_type.
16827 (decl_fini_priority_insert): New function.
16828 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16829 (DECL_INIT_PRIORITY): Likewise.
16830 (SET_DECL_INIT_PRIORITY): Add comment.
16831 (DECL_FINI_PRIORITY): New macro.
16832 (SET_DECL_FINI_PRIORITY): Likewise.
16833 (DEFAULT_INIT_PRIORITY): Document.
16834 (MAX_INIT_PRIORITY): Likewise.
16835 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16836 (tree_map_base): New type.
16837 (tree_map_base_eq): New function.
16838 (tree_map_base_hash): Likewise.
16839 (tree_map_base_marked_p): Likewise.
16840 (tree_map): Inherit from tree_map_base.
16841 (tree_map_eq): Make it a macro.
16842 (tree_map_marked_p): Likewise.
16843 (tree_int_map): Inherit from tree_map_base.
16844 (tree_int_map_eq): Make it a macro.
16845 (tree_int_map_hash): Likewise.
16846 (tree_int_map_marked_p): Likewise.
16847 (tree_priority_map): New type.
16848 (tree_priority_map_eq): New macro.
16849 (tree_priority_map_hash): Likewise.
16850 (tree_priority_map_marked_p): Likewise.
16851 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16853 (emutls_common_1): Likewise.
16854 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16855 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16856 of tree_map hierarchy.
16857 * tree-cfg.c (move_stmt_r): Likewise.
16858 (new_label_mapper): Likewise.
16859 * c-tree.h (c_expand_body): Move to ...
16860 * c-common.h (c_expand_body): ... here.
16861 * c-decl.c (c_expand_body): Move to ...
16862 * c-common.c (c_expand_body): ... here.
16863 (c_common_attribute_table): Allow 1 argument for the constructor
16864 and destructor attributes.
16865 (get_priority): New function.
16866 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16867 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16869 2007-02-24 Jan Hubicka <jh@suse.cz>
16871 PR middle-end/30509
16872 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16873 copying for inlining.
16875 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16876 Jan Hubicka <jh@suse.cz>
16879 * i386.c (counter_mode): New function.
16880 (expand_set_or_movmem_via_loop): Use it.
16881 (expand_movmem_epilogue): Likewise; fix pasto.
16882 (ix86_expand_movmem): Do emit guard even for constant counts.
16883 (ix86_expand_setmem): Likewise.
16885 2007-02-25 Nick Clifton <nickc@redhat.com>
16887 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16888 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16890 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16893 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16894 count argument with 0x10, not with 0x16.
16895 (expand_setmem_epilogue): Ditto.
16897 2007-02-24 Mike Stump <mrs@apple.com>
16899 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16902 2007-02-24 Richard Guenther <rguenther@suse.de>
16904 PR middle-end/30951
16905 * fold-const.c (fold_binary): Fold x +- CST op x for
16906 EQ_EXPR and NE_EXPR.
16908 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16910 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16912 2007-02-24 Jan Hubicka <jh@suse.cz>
16914 * cgraphunit.c (decide_is_function_needed): Honor
16915 -fkeep-inline-functions.
16917 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16919 * builtins.c (fold_builtin_modf): New.
16920 (fold_builtin_2): Use it.
16922 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16924 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16925 (determine_max_iter): Take additional LOOP arg; all callers changed.
16926 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16927 one using simplifications.
16928 (simplify_using_initial_values): Return if the expression becomes
16929 invalid due to altered regs.
16931 2007-02-23 DJ Delorie <dj@redhat.com>
16933 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16935 2007-02-23 Mike Stump <mrs@apple.com>
16937 * tlink.c (scan_linker_output): Parse linker messages from
16938 darwin9's linker better.
16940 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16943 * varpool.c (varpool_assemble_pending_decls): Set
16944 varpool_last_needed_node to null.
16946 2007-02-23 DJ Delorie <dj@redhat.com>
16948 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16949 alignment bigger than the object file can handle.
16951 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16954 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16955 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16956 (*movsf_1): Penalize MMX moves.
16958 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16960 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16961 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16963 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16965 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16967 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16968 (fold_builtin_1): Use them.
16969 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16970 BUILT_IN_SIGNIFICAND.
16972 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16974 * config/i386/i386.c (bdesc_1arg): Initialize
16975 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16976 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16977 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16978 and IX86_BUILTIN_MOVSLDUP.
16980 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16982 PR rtl-optimization/30841
16983 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16985 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16987 * builtins.c (fold_builtin_frexp): New.
16988 (fold_builtin_2): Use it.
16990 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16992 * doc/invoke.texi (Spec Files): Document getenv spec function.
16994 * gcc.c (getenv_spec_function): New function.
16995 (static_spec_functions): Add it.
16996 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
16997 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17000 2007-02-22 Michael Matz <matz@suse.de
17003 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17004 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17006 2007-02-22 Ian Lance Taylor <iant@google.com>
17009 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17010 (mem_loc_descriptor): Call it.
17012 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17013 Ira Rosen <irar@il.ibm.com>
17015 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17017 2007-02-22 Ira Rosen <irar@il.ibm.com>
17019 PR tree-optimization/30843
17020 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17021 stores only after all the group is vectorized.
17023 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17025 PR tree-optimization/30858
17026 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17027 in the reduction cycle have a single use in the loop.
17028 * tree-vectorizer.h (relevant): Add documentation.
17030 2007-02-20 Mike Stump <mrs@apple.com>
17032 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17033 * configure: Regenerate.
17035 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17037 Change the defaults of some parameters and options.
17038 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17039 * config/spu/spu.c (spu_optimization_options): Add.
17040 (spu_override_options): Change params in spu_optimization_options.
17041 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17043 Register 127 is only 16 byte aligned when used as a frame pointer.
17044 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17045 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17046 HARD_FRAME_POINTER_REGNUM.
17047 (spu_legitimate_address): Use regno_aligned_for_reload.
17048 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17049 aligned when frame_pointer_needed is true.
17050 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17052 * config/spu/spu.h (INIT_EXPANDERS): Define.
17054 Make sure shift and rotate instructions have valid immediate operands.
17055 * config/spu/predicates.md (spu_shift_operand): Remove.
17056 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17057 * config/spu/constraints.md (W, O): Extend range.
17058 * config/spu/spu.md (umask, nmask): Define.
17059 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17060 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17061 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17062 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17063 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17064 (lshr<mode>3_reg): Fix rtl description.
17066 Make sure mulhisi immediate operands are valid.
17067 * config/spu/predicates.md (imm_K_operand): Add.
17068 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17070 Generate constants using fsmbi and andi.
17071 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17072 (print_operand, spu_split_immediate, classify_immediate,
17073 fsmbi_const_p): Handle IC_FSMBI2.
17075 Correctly handle a CONST_VECTOR containing symbols.
17076 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17077 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17078 (immediate_load_p): Allow symbols that use 2 instructions to create.
17079 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17080 with symbols when flag_pic is set.
17081 (const_vector_immediate_p): New.
17082 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17083 accept a CONST_VECTOR with symbols.
17084 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17085 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17087 * config/spu/spu.md (high, low): Delete.
17088 (low_<mode>): Define.
17090 Remove INTRmode and INTR_REGNUM, which didn't work.
17091 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17093 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17094 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17095 peephole2 pattern): Don't use INTR or 131.
17096 (movintrcc): Delete.
17097 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17098 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17099 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17100 (UNSPEC_SET_INTR): Add.
17101 * config/spu/spu-modes.def (INTR): Remove.
17103 More accurate warnings about run-time relocations.
17104 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17106 Correctly warn about immediate arguments to specific intrinsics.
17107 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17108 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17109 the instruction predicate.
17111 Fix tree check errors with latest update.
17112 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17114 (spu_expand_builtin): Use CALL_EXPR_FN.
17116 Add missing specific intrinsics.
17117 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17119 * config/spu/spu_internals.h: Ditto.
17121 Fix incorrect operand modifiers.
17122 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17123 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17125 Optimize one case of zero_extend of a vec_select.
17126 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17128 Accept any immediate for hbr.
17129 * config/spu/spu.md (hbr): Change s constraints to i.
17131 2007-02-21 Paul Brook <paul@codesourcery.com>
17133 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17134 condexec_count when skipping USE and CLOBBER.
17136 2007-02-21 Nick Clifton <nickc@redhat.com>
17138 * common.opt (Warray-bounds): Add Warning attribute.
17139 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17141 (fsized-zeroes): Add Optimization attribute.
17142 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17143 * c.opt (Wc++0x-compat): Add Warning attribute.
17145 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17147 PR middle-end/30761
17148 * reload1.c (eliminate_regs_in_insn): In the single_set special
17149 case, attempt to re-recognize the insn before falling back to
17150 having reload fix it up.
17152 2007-02-20 Eric Christopher <echristo@gmail.com>
17154 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17155 Rewrite accordingly.
17156 (frv_read_iacc_argument): Ditto.
17157 (frv_expand_set_builtin): Take a call instead of arglist, update for
17159 (frv_expand_unop_builtin): Ditto.
17160 (frv_expand_binop_builtin): Ditto.
17161 (frv_expand_cut_builtin): Ditto.
17162 (frv_expand_binopimm_builtin): Ditto.
17163 (frv_expand_voidbinop_builtin): Ditto.
17164 (frv_expand_int_void2arg): Ditto.
17165 (frv_expand_prefetches): Ditto.
17166 (frv_expand_voidtriop_builtin): Ditto.
17167 (frv_expand_voidaccop_builtin): Ditto.
17168 (frv_expand_load_builtin): Ditto.
17169 (frv_expand_store_builtin): Ditto.
17170 (frv_expand_mdpackh_builtin): Ditto.
17171 (frv_expand_mclracc_builtin): Ditto.
17172 (frv_expand_mrdacc_builtin): Ditto.
17173 (frv_expand_mwtacc_builtin): Ditto.
17174 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17177 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17179 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17180 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17182 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17183 point instructions.
17184 * configure: Regenerate.
17185 * config.in: Regenerate.
17186 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17187 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17188 masks to power6 and power6x and to POWERPC_MASKS.
17189 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17191 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17192 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17193 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17194 Access PROTOTYPE as variable, not mask.
17196 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17198 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17199 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17200 * combine.c (adjust_for_new_dest): Use it.
17201 * postreload.c (reload_combine): Likewise.
17203 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17205 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17206 notes on an insn with multiple sets, even if single_set returns
17207 non-NULL for that insn.
17209 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17211 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17212 scalbn and scalbln.
17214 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17216 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17217 if user didn't pass it.
17218 * config/i386/darwin.h (CC1_SPEC): Likewise.
17219 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17220 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17221 -mmacosx-version-min.
17223 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17224 Uros Bizjak <ubizjak@gmail.com>
17226 * optabs.h (enum optab_index): Add new OTI_scalb.
17227 (scalb_optab): Define corresponding macro.
17228 * optabs.c (init_optabs): Initialize scalb_optab.
17229 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17231 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17232 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17233 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17234 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17235 flag_unsafe_math_optimizations is set.
17237 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17238 to implement scalbf, scalb and scalbl built-ins as inline x87
17241 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17242 DJ Delorie <dj@redhat.com>
17245 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17246 (diagnostic_report_diagnostic): ... here, and turn them into real
17247 errors. If warnings are inhibited, no need to do anything.
17249 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17251 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17252 better code generation.
17254 2007-02-20 Ben Elliston <bje@au.ibm.com>
17256 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17258 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17260 * config/alpha/alpha.c, config/alpha/alpha.md,
17261 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17262 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17263 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17264 config/arm/lib1funcs.asm: Follow spelling conventions.
17266 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17267 config/fr30/fr30.md, config/i386/i386.h,
17268 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17269 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17270 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17271 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17272 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17273 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17274 config/sparc/sparc.c, config/sparc/sparc.h,
17275 config/sparc/sparc.md, config/spu/constraints.md,
17276 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17279 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17282 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17285 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17287 * doc/invoke.texi (-ftree-lrs): Remove.
17289 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17291 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17294 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17296 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17297 new CALL_EXPR_FN macro for retrieving the function
17298 declaration of the input expression.
17300 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17302 * c.opt (Waddress): New.
17303 * common.opt (Walways-true): Delete.
17304 (Wstring-literal-comparison): Delete.
17305 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17306 -Wstring-literal-comparison. Add -Waddress.
17308 (Walways-true): Delete.
17309 (Wstring-literal-comparison): Delete.
17310 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17311 consistently instead of -Walways-true in example.
17312 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17313 * c-typeck.c (parser_build_binary_op): Replace
17314 -Wstring-literal-comparison and -Walways-true with -Waddress.
17315 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17318 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17320 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17321 without DECL_STRUCT_FUNCTION initialized.
17323 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17325 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17326 due to calls to functions taking pointers as parameters.
17328 2007-02-19 Richard Henderson <rth@redhat.com>
17331 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17334 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17336 * config/s390/s390.c (s390_call_saved_register_used,
17337 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17338 accessed to the new scheme.
17340 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17342 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17343 (cris_print_index, cris_print_operand, cris_print_operand_address)
17344 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17345 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17346 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17347 GET_CODE () == xxx.
17348 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17349 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17350 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17351 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17352 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17353 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17354 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17355 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17356 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17357 (uminsi3, call, call_value): Ditto.
17358 (define_split: indir_to_reg_split, unnamed): Ditto.
17360 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17362 PR tree-optimization/30975
17363 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17366 2007-02-18 Eric Christopher <echristo@gmail.com>
17368 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17369 Remove use of arglist.
17370 (mips_expand_builtin): Remove use of arglist, pass in expr.
17371 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17372 (mips_expand_builtin_movtf): Ditto.
17373 (mips_expand_builtin_compare): Ditto.
17375 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17377 * tree-sra.c (sra_build_assignment): Replace assertion
17378 checking with a comment explaining why it can't be done.
17380 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17382 PR middle-end/30833
17383 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17384 during CALL_EXPR representation conversion.
17385 * tree-ssa-propagate.c (set_rhs): Likewise.
17387 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17389 * tree-sra.c (sra_build_assignment): Disable assertion checking
17392 2007-02-18 Roger Sayle <roger@eyesopen.com>
17394 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17395 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17396 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17398 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17399 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17400 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17401 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17402 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17403 force_gimple_operand): Likewise.
17404 * ipa-cp.c (constant_val_insert): Likewise.
17405 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17406 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17407 perfect_nestify): Likewise.
17408 * langhooks.c (lhd_omp_assignment): Likewise.
17409 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17410 lower_copyprivate_clauses, lower_send_clauses,
17411 lower_send_shared_vars, expand_parallel_call,
17412 expand_omp_for_generic, expand_omp_for_static_nochunk,
17413 expand_omp_for_static_chunk, expand_omp_sections,
17414 lower_omp_single_copy, lower_omp_for_lastprivate,
17415 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17416 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17417 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17420 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17422 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17423 config/sh/sh.md: Follow spelling conventions.
17425 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17426 config/frv/predicates.md: Follow spelling conventions.
17428 * config/m68k/linux-unwind.h: Fix a comment typo.
17429 * target.h: Follow spelling conventions.
17431 2007-02-18 Roger Sayle <roger@eyesopen.com>
17433 PR rtl-optimization/28173
17434 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17435 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17436 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17437 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17438 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17440 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17442 * builtins.c (fold_builtin_load_exponent): New.
17443 (fold_builtin_2): Use it.
17445 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17447 PR rtl-optimization/30773
17448 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17449 if we fail to attach a REG_EQUIV note.
17451 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17452 Roger Sayle <roger@eyesopen.com>
17454 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17456 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17458 * calls.c (initialize_argument_information): Pass original EXP
17459 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17460 code to split complex arguments here, as part of initializing the
17462 (expand_call): Remove code that builds a list of arguments and
17463 inserts implicit arguments into it. Instead, just count how many
17464 implicit arguments there will be so we can determine the size of
17465 the ARGS array, and let initialize_argument_information do the work.
17466 (split_complex_values): Delete unused function.
17468 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17470 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17472 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17474 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17475 for arg pointer based indexed addressing.
17477 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17479 * config/ia64/ia64.h, config/ia64/ia64.md,
17480 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17481 spelling conventions.
17483 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17485 * config/m68k/m68k.c (split_di): New.
17486 * config/m68k/m68k-protos.h: Declare split_di.
17487 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17488 Improve predicate handling and split constant shifts.
17490 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17492 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17493 parameter for register bitfield operations, general predicates
17496 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17498 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17499 * config/m68k/linux-unwind.h: New file.
17501 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17503 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17504 config/i386/athlon.md, config/ia64/ia64.md,
17505 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17506 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17507 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17508 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17509 tree-vect-transform.c: Fix comment typos.
17511 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17513 * sched-deps.c (find_insn_list): Remove.
17514 * sched-int.h: Remove the prototype for find_insn_list.
17516 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17518 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17520 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17521 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17522 darwin_rs6000_override_options.
17523 (C_COMMON_OVERRIDE_OPTIONS): Expect
17524 darwin_macosx_version_min to be non-NULL always.
17525 (TARGET_C99_FUNCTIONS): Likewise.
17526 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17527 (DARWIN_MINVERSION_SPEC): New.
17528 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17529 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17531 (DARWIN_MINVERSION_SPEC): New.
17532 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17534 * config/darwin-c.c (darwin_cpp_builtins): Expect
17535 darwin_macosx_version_min to be non-NULL always.
17537 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17539 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17541 * config/i386/i386.h (x86_use_xchgb): New.
17542 (TARGET_USE_XCHGB): New macro.
17543 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17544 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17545 Split after reload into bswaphi for shifts of 8.
17546 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17547 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17548 or when optimizing for size.
17550 2007-02-16 Richard Guenther <rguenther@suse.de>
17551 Christian Bruel <christian.bruel@st.com>
17553 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17554 DECLs but prefer SSA_NAMEs over DECLs.
17556 2007-02-16 Richard Guenther <rguenther@suse.de>
17558 * tree-flow-inline.h (single_imm_use_p): Remove.
17559 (zero_imm_uses_p): Likewise.
17560 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17561 instead of single_imm_use_p.
17562 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17565 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17568 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17569 nested double- and backquotes.
17571 2007-02-15 Roger Sayle <roger@eyesopen.com>
17573 PR middle-end/30391
17574 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17575 should be unreachable.
17576 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17577 For the time being redirect GIMPLE_MODIFY_STMT to the new
17578 (renamed) build_gimple_modify_stmt_stat.
17579 (build2_gimple_stat): Rename to...
17580 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17581 Always build a GIMPLE_MODIFY_STMT node.
17582 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17583 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17586 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17587 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17588 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17589 expand_complex_div_wide): Likewise.
17590 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17591 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17592 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17593 * tree-ssa-loop-manip.c (create_iv): Likewise.
17594 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17595 abs_replacement): Likewise.
17596 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17597 realify_fake_stores): Likewise.
17599 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17600 node rather than a GIMPLE_MODIFY_STMT node.
17601 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17602 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17604 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17605 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17606 GIMPLE_MODIFY_STMT.
17608 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17610 PR middle-end/30433
17611 * fold-const.c (fold_comparison): Add back the
17612 folding of constant complex comparisions.
17614 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17616 PR middle-end/30729
17617 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17618 effects unknown to this function, return early.
17620 2007-02-15 Ian Lance Taylor <iant@google.com>
17622 * lower-subreg.c (move_eh_region_note): New static function.
17623 (resolve_simple_move): Call it.
17624 (decompose_multiword_subregs): Track blocks for which we resolve a
17625 simple move which is also a control flow insn. Pass them to
17626 find_many_sub_basic_blocks.
17627 (pass_lower_subreg): Add TODO_verify_flow.
17628 (pass_lower_subreg2): Likewise.
17630 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17631 Brooks Moses <brooks.moses@codesourcery.com>
17632 Lee Millward <lee.millward@codesourcery.com>
17634 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17635 (VL_EXP_CLASS_P): New.
17636 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17638 (TREE_OPERAND_CHECK_CODE): Likewise.
17639 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17640 (TREE_RTL_OPERAND_CHECK): Likewise.
17641 (tree_operand_check_failed): Make second parameter the whole tree
17642 instead of its code. Fixed callers.
17643 (VL_EXP_CHECK): New.
17644 (TREE_OPERAND_LENGTH): New.
17645 (VL_EXP_OPERAND_LENGTH): New.
17646 (CALL_EXPR_FN): New.
17647 (CALL_EXPR_STATIC_CHAIN): New.
17648 (CALL_EXPR_ARGS): New.
17649 (CALL_EXPR_ARG): New.
17650 (call_expr_nargs): New.
17651 (CALL_EXPR_ARGP): New.
17652 (build_nt_call_list): Declare.
17653 (build_vl_exp_stat): Declare.
17654 (build_vl_exp): New.
17655 (build_call_list): Declare.
17656 (build_call_nary): Declare.
17657 (build_call_valist): Declare.
17658 (build_call_array): Declare.
17659 (call_expr_arg): Declare.
17660 (call_expr_argp): Declare.
17661 (call_expr_arglist): Declare.
17662 (fold_build_call_list): Declare.
17663 (fold_build_call_list_initializer): Declare.
17664 (fold_call_expr): Declare to replace fold_builtin.
17665 (fold_builtin_fputs): Update to agree with modified definition.
17666 (fold_builtin_strcpy): Likewise.
17667 (fold_builtin_strncpy): Likewise.
17668 (fold_builtin_memory_chk): Likewise.
17669 (fold_builtin_stxcpy_chk): Likewise.
17670 (fold_builtin_strncpy_chk): Likewise.
17671 (fold_builtin_next_arg): Likewise.
17672 (fold_build_call_expr): Declare.
17673 (fold_builtin_call_list): Declare.
17674 (fold_builtin_call_valist): Declare.
17675 (build_call_expr): Declare.
17676 (validate_arglist): Update to agree with modified definition.
17677 (tree_operand_length): New.
17678 (call_expr_arg_iterator): New.
17679 (init_call_expr_arg_iterator): New.
17680 (next_call_expr_arg): New.
17681 (first_call_expr_arg): New.
17682 (more_call_expr_args_p): New.
17683 (FOR_EACH_CALL_EXPR_ARG): New.
17685 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17686 and tcc_gimple_stmt.
17687 (tree_code_size): Update documentation. Use sizeof (tree) rather
17688 than sizeof (char *).
17689 (tree_size): Likewise. Add case for tcc_vl_exp.
17690 (tree_node_structure): Add case for tcc_vl_exp.
17691 (contains_placeholder_p): Likewise.
17692 (substitute_in_expr): Likewise.
17693 (substitute_placeholder_in_expr): Likewise.
17694 (stabilize_reference_1): Likewise.
17695 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17696 to diagnose breakage of this interface for constructing CALL_EXPRs.
17697 (build_nt): Add similar assertion here.
17698 (build_nt_call_list): New.
17699 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17700 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17702 (get_callee_fndecl): Use new CALL_EXPR accessors.
17703 (tree_operand_check_failed): Change parameters to pass entire node
17704 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17705 (process_call_operands): New.
17706 (build_vl_exp_stat): New.
17707 (build_call_list): New.
17708 (build_call_nary): New.
17709 (build_call_valist): New.
17710 (build_call_array): New.
17711 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17712 (call_expr_arglist): New.
17714 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17715 tcc_vl_exp instead of a fixed-size tcc_expression.
17717 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17718 accessors for CALL_EXPRs.
17719 (AGGR_INIT_EXPR): Likewise.
17721 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17722 Brooks Moses <brooks.moses@codesourcery.com>
17723 Lee Millward <lee.millward@codesourcery.com>
17725 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17726 (expand_builtin_nonlocal_goto): Change parameter to be entire
17727 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17728 (expand_builtin_prefetch): Likewise.
17729 (expand_builtin_classify_type): Likewise.
17730 (mathfn_built_in): Return NULL_TREE instead of 0.
17731 (expand_errno_check): Use new CALL_EXPR accessors.
17732 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17733 Return NULL_RTX instead of 0.
17734 (expand_builtin_mathfn_2): Likewise.
17735 (expand_builtin_mathfn_3): Likewise.
17736 (expand_builtin_interclass_mathfn): Likewise.
17737 (expand_builtin_sincos): Likewise.
17738 (expand_builtin_cexpi): Likewise.
17739 (expand_builtin_int_roundingfn): Likewise.
17740 (expand_builtin_int_roundingfn_2): Likewise.
17741 (expand_builtin_pow): Likewise.
17742 (expand_builtin_powi): Likewise.
17743 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17744 of arglist, fixing callers appropriately. Use new CALL_EXPR
17745 accessors and constructors. Return NULL_RTX instead of 0.
17746 (expand_builtin_strstr): Likewise.
17747 (expand_builtin_strchr): Likewise.
17748 (expand_builtin_strrchr): Likewise.
17749 (expand_builtin_strpbrk): Likewise.
17750 (expand_builtin_memcpy): Likewise.
17751 (expand_builtin_mempcpy): Likewise.
17752 (expand_builtin_mempcpy_args): New.
17753 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17754 (expand_builtin_memmove_args): New.
17755 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17756 (expand_movstr): Likewise.
17757 (expand_builtin_strcpy): Likewise.
17758 (expand_builtin_strcpy_args): New.
17759 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17760 (expand_builtin_strncpy): Likewise.
17761 (expand_builtin_memset): Likewise.
17762 (expand_builtin_memset_args): New.
17763 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17764 (expand_builtin_memcmp): Likewise.
17765 (expand_builtin_strcmp): Likewise.
17766 (expand_builtin_strncmp): Likewise.
17767 (expand_builtin_strcat): Likewise.
17768 (expand_builtin_strncat): Likewise.
17769 (expand_builtin_strspn): Likewise.
17770 (expand_builtin_strcspn): Likewise.
17771 (expand_builtin_args_info): Likewise.
17772 (expand_builtin_va_start): Likewise.
17773 (gimplify_va_arg_expr): Likewise.
17774 (expand_builtin_va_end): Likewise.
17775 (expand_builtin_va_copy): Likewise.
17776 (expand_builtin_frame_address): Likewise.
17777 (expand_builtin_alloca): Likewise.
17778 (expand_builtin_bswap): Likewise.
17779 (expand_builtin_unop): Likewise.
17780 (expand_builtin_fputs): Likewise.
17781 (expand_builtin_expect): Likewise.
17782 (expand_builtin_fabs): Likewise.
17783 (expand_builtin_copysign): Likewise.
17784 (expand_builtin_printf): Likewise.
17785 (expand_builtin_fprintf): Likewise.
17786 (expand_builtin_sprintf): Likewise.
17787 (expand_builtin_init_trampoline): Likewise.
17788 (expand_builtin_signbit): Likewise.
17789 (expand_builtin_fork_or_exec): Likewise.
17790 (expand_builtin_sync_operation): Likewise.
17791 (expand_builtin_compare_and_swap): Likewise.
17792 (expand_builtin_lock_test_and_set): Likewise.
17793 (expand_builtin_lock_release): Likewise.
17794 (expand_builtin): Likewise.
17795 (builtin_mathfn_code): Likewise.
17797 (fold_builtin_constant_p): Pass call arguments individually instead
17798 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17799 accessors and constructors. Return NULL_TREE instead of 0.
17800 (fold_builtin_expect): Likewise.
17801 (fold_builtin_classify_type): Likewise.
17802 (fold_builtin_strlen): Likewise.
17803 (fold_builtin_nan): Likewise.
17804 (integer_valued_real_p): Likewise.
17805 (fold_trunc_transparent_mathfn): Likewise.
17806 (fold_fixed_mathfn): Likewise.
17807 (fold_builtin_cabs): Likewise.
17808 (fold_builtin_sqrt): Likewise.
17809 (fold_builtin_cbrt): Likewise.
17810 (fold_builtin_cos): Likewise.
17811 (fold_builtin_cosh): Likewise.
17812 (fold_builtin_tan): Likewise.
17813 (fold_builtin_sincos): Likewise.
17814 (fold_builtin_cexp): Likewise.
17815 (fold_builtin_trunc): Likewise.
17816 (fold_builtin_floor): Likewise.
17817 (fold_builtin_ceil): Likewise.
17818 (fold_builtin_round): Likewise.
17819 (fold_builtin_int_roundingfn): Likewise.
17820 (fold_builtin_bitop): Likewise.
17821 (fold_builtin_bswap): Likewise.
17822 (fold_builtin_logarithm): Likewise.
17823 (fold_builtin_hypot): Likewise.
17824 (fold_builtin_pow): Likewise.
17825 (fold_builtin_powi): Likewise.
17826 (fold_builtin_exponent): Likewise.
17827 (fold_builtin_memset): Likewise.
17828 (fold_builtin_bzero): Likewise.
17829 (fold_builtin_memory_op): Likewise.
17830 (fold_builtin_bcopy): Deleted; call site changed to invoke
17831 fold_builtin_memory_op directly.
17832 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17833 (fold_builtin_strncpy): Likewise.
17834 (fold_builtin_memcmp): Likewise.
17835 (fold_builtin_strcmp): Likewise.
17836 (fold_builtin_strncmp): Likewise.
17837 (fold_builtin_signbit): Likewise.
17838 (fold_builtin_copysign): Likewise.
17839 (fold_builtin_isascii): Likewise.
17840 (fold_builtin_toascii): Likewise.
17841 (fold_builtin_isdigit): Likewise.
17842 (fold_builtin_fabs): Likewise.
17843 (fold_builtin_abs): Likewise.
17844 (fold_builtin_fmin_fmax): Likewise.
17845 (fold_builtin_carg): Likewise.
17846 (fold_builtin_classify): Likewise.
17847 (fold_builtin_unordered_cmp): Likewise.
17849 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17850 New functions split out from fold_builtin_1.
17851 (fold_builtin_n): New.
17852 (fold_builtin_varargs): New.
17853 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17855 (fold_call_expr): New.
17856 (build_function_call_expr): Rewrite to use new helper function.
17857 (fold_builtin_call_list): New.
17858 (build_call_expr): New.
17859 (fold_builtin_call_valist): New.
17860 (rewrite_call_expr): New.
17861 (validate_arg): New.
17862 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17863 of an arglist. Change return type to bool. Use new CALL_EXPR
17866 (fold_builtin_strstr): Pass call arguments individually instead
17867 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17868 accessors and constructors. Return NULL_TREE instead of 0.
17869 (fold_builtin_strchr): Likewise.
17870 (fold_builtin_strrchr): Likewise.
17871 (fold_builtin_strpbrk): Likewise.
17872 (fold_builtin_strcat): Likewise.
17873 (fold_builtin_strncat): Likewise.
17874 (fold_builtin_strspn): Likewise.
17875 (fold_builtin_strcspn): Likewise.
17876 (fold_builtin_fputs): Likewise.
17877 (fold_builtin_next_arg): Likewise.
17878 (fold_builtin_sprintf): Likewise.
17880 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17881 NULL_RTX instead of 0.
17882 (expand_builtin_memory_chk): Likewise.
17883 (maybe_emit_chk_warning): Likewise.
17884 (maybe_emit_sprintf_chk_warning): Likewise.
17886 (fold_builtin_object_size): Pass call arguments individually instead
17887 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17888 accessors and constructors. Return NULL_TREE instead of 0.
17889 (fold_builtin_memory_chk): Likewise.
17890 (fold_builtin_stxcpy_chk): Likewise.
17891 (fold_builtin_strncpy_chk): Likewise.
17892 (fold_builtin_strcat_chk): Likewise.
17893 (fold_builtin_strcat_chk): Likewise.
17894 (fold_builtin_strncat_chk): Likewise.
17895 (fold_builtin_sprintf_chk): Likewise.
17896 (fold_builtin_snprintf_chk): Likewise.
17897 (fold_builtin_printf): Likewise.
17898 (fold_builtin_vprintf): Likewise.
17900 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17902 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17903 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17904 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17905 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17906 (fold_unary): Likewise.
17907 (fold_binary): Likewise.
17908 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17909 ternary expressions.
17910 (fold): Add logic for tcc_vl_exp.
17911 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17912 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17913 (fold_build3_stat): Add assertion to flag broken interface for
17914 constructing CALL_EXPRs.
17915 (fold_build_call_list): New.
17916 (fold_build_call_list_initializer): New.
17917 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17919 (fold_strip_sign_ops): Likewise.
17921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17922 Brooks Moses <brooks.moses@codesourcery.com>
17923 Lee Millward <lee.millward@codesourcery.com>
17925 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17926 accessors and dump arguments explicitly.
17928 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17930 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17932 (print_call_name): Use new CALL_EXPR accessors.
17934 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17935 CALL_EXPR arguments explicitly instead of as a list. Use
17936 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17938 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17939 (vrp_visit_stmt): Likewise.
17941 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17942 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17944 (force_move_till_expr): Likewise.
17946 * targhooks.c (default_external_stack_protect_fail): Use
17947 build_call_expr instead of build_function_call_expr.
17948 (default_hidden_stack_protect_fail): Likewise.
17950 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17953 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17954 and walk arguments explicitly.
17956 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17957 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17958 (expand_simple_operations): Likewise.
17959 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17961 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17962 of TREE_CODE_LENGTH.
17963 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17965 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17966 instead of TREE_CODE_LENGTH.
17968 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17969 (tree_ic_transform): Likewise.
17970 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17971 parameter instead of arglist. Fix callers.
17972 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17973 (tree_stringops_transform): Likewise.
17974 (tree_indirect_call_to_profile): Likewise.
17975 (tree_stringops_values_to_profile): Likewise.
17977 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17978 (eliminate_tail_call): Likewise.
17980 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17982 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17983 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17985 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17987 * omp-low.c (build_omp_barrier): Use build_call_expr.
17988 (lower_rec_input_clauses): Likewise.
17989 (lower_reduction_clauses): Likewise.
17990 (expand_parallel_call): Likewise.
17991 (maybe_catch_exception): Likewise.
17992 (expand_omp_for_generic): Likewise.
17993 (expand_omp_for_static_nochunk): Likewise.
17994 (expand_omp_sections): Likewise.
17995 (lower_omp_single_simple): Likewise.
17996 (lower_omp_single_copy): Likewise.
17997 (lower_omp_master): Likewise.
17998 (lower_omp_ordered): Likewise.
17999 (lower_omp_critical): Likewise.
18001 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18002 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18004 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18005 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18006 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18008 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18009 and generalize to handle any number of operands.
18010 (chrec_contains_undetermined): Likewise.
18011 (tree_contains_chrecs): Likewise.
18012 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18014 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18016 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18017 fold_call_expr instead of fold_builtin.
18018 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18019 match declarations there.
18020 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18023 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18024 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18026 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18027 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18029 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18032 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18033 (execute_cse_sincos): Use new CALL_EXPR accessors.
18035 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18037 * gimple-low.c (lower_function_body): Use build_call_expr.
18038 (lower_builtin_setjmp): Likewise.
18040 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18041 (set_storage_via_libcall): Likewise.
18042 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18043 instead of TREE_CODE_LENGTH.
18044 (expand_expr_real_1): Use new CALL_EXPR accessors.
18046 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18047 generalize to handle any number of operands.
18048 (TB_parent_eq): Likewise.
18050 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18051 (strip_builtin_expect): Likewise.
18053 * function.c (gimplify_parameters): Use build_call_expr.
18055 * tree-vectorizer.c (vect_is_simple_reduction): Use
18056 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18058 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18059 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18061 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18064 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18065 (gimplify_decl_expr): Likewise.
18066 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18067 Use new CALL_EXPR iterators.
18068 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18069 (gimplify_modify_expr_to_memset): Likewise.
18070 (gimplify_variable_sized_compare): Likewise.
18071 (gimplify_omp_atomic_fetch_op): Likewise.
18072 (gimplify_omp_atomic_pipeline): Likewise.
18073 (gimplify_omp_atomic_mutex): Likewise.
18074 (gimplify_function_tree): Likewise.
18076 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18077 (call_expr_flags): Likewise.
18078 (expand_call): Likewise.
18080 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18081 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18084 * coverage.c (create_coverage): Use build_call_expr.
18086 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18087 (temp_call_expr_obstack): New.
18088 (pool_copy_list): Delete.
18089 (temp_copy_call_expr): New.
18090 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18091 CALL_EXPR accessors. Get rid of special goo for copying argument
18092 lists and use temp_copy_call_expr instead.
18093 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18094 CALL_EXPR accessors.
18095 (create_expression_by_pieces): Likewise. Use build_call_array
18096 to construct the result instead of fold_build3.
18097 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18098 dealing with argument lists.
18099 (init_pre): Remove references to expression_node_pool and
18100 list_node_pool. Init temp_call_expr_obstack instead.
18101 (fini_pre): Remove references to expression_node_pool and
18104 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18105 and walk arguments explicitly instead of as a list.
18107 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18108 (mx_register_decls): Likewise.
18109 (mudflap_register_call): Likewise.
18110 (mudflap_finish_file): Likewise.
18112 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18113 (ipa_callsite_compute_param): Likewise.
18115 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18116 accessors and constructor.
18118 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18119 accessors and constructor.
18120 (convert_tramp_reference): Likewise.
18121 (convert_call_expr): Likewise.
18122 (finalize_nesting_tree_1): Likewise.
18124 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18127 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18129 * tree-inline.c (initialize_inlined_parameters): Pass entire
18130 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18132 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18133 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18135 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18136 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18137 (vectorizable_reduction): Likewise.
18138 (vectorizable_call): Use new CALL_EXPR iterators.
18139 (vectorizable_conversion): Use build_call_expr.
18140 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18141 (vect_gen_widened_results_half): Use build_call_expr.
18142 (vect_setup_realignment): Likewise.
18143 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18145 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18146 (pass_through_call): Likewise.
18147 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18150 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18151 (tree_gen_pow2_profiler): Likewise.
18152 (tree_gen_one_value_profiler): Likewise.
18153 (tree_gen_ic_func_profiler): Likewise.
18154 (tree_gen_average_profiler): Likewise.
18155 (tree_gen_ior_profiler): Likewise.
18157 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18158 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18159 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18161 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18162 of TREE_CODE_LENGTH.
18164 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18165 of TREE_CODE_LENGTH.
18167 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18169 (convert_to_integer): Likewise.
18171 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18174 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18175 Brooks Moses <brooks.moses@codesourcery.com>
18176 Lee Millward <lee.millward@codesourcery.com>
18178 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18180 * config/frv/frv.c (frv_expand_builtin): Likewise.
18181 * config/s390/s390.c (s390_expand_builtin): Likewise.
18183 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18184 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18186 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18187 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18188 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18189 (ix86_expand_store_builtin): Likewise.
18190 (ix86_expand_unop_builtin): Likewise.
18191 (ix86_expand_unop1_builtin): Likewise.
18192 (ix86_expand_sse_compare): Likewise.
18193 (ix86_expand_sse_comi): Likewise.
18194 (ix86_expand_vec_init_builtin): Likewise.
18195 (ix86_expand_vec_ext_builtin): Likewise.
18196 (ix86_expand_vec_set_builtin): Likewise.
18197 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18199 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18200 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18202 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18203 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18204 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18206 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18208 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18209 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18210 arglist. Use new CALL_EXPR accessors. Fix callers.
18211 (altivec_expand_abs_builtin): Likewise.
18212 (rs6000_expand_binop_builtin): Likewise.
18213 (altivec_expand_predicate_builtin): Likewise.
18214 (altivec_expand_lv_builtin): Likewise.
18215 (spe_expand_stv_builtin): Likewise.
18216 (altivec_expand_stv_builtin): Likewise.
18217 (rs6000_expand_ternop_builtin): Likewise.
18218 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18219 (altivec_expand_st_builtin): Likewise.
18220 (altivec_expand_dst_builtin): Likewise.
18221 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18222 arglist. Use new CALL_EXPR accessors. Fix callers.
18223 (altivec_expand_vec_set_builtin): Likewise.
18224 (altivec_expand_vec_ext_builtin): Likewise.
18225 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18226 (spe_expand_builtin): Likewise.
18227 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18228 arglist. Use new CALL_EXPR accessors. Fix callers.
18229 (spe_expand_evsel_builtin): Likewise.
18230 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18231 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18233 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18234 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18235 (arm_expand_unop_builtin): Likewise.
18236 (arm_expand_builtin): Use new CALL_EXPR accessors.
18238 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18241 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18242 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18244 (bfin_expand_unop_builtin): Likewise.
18245 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18247 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18248 Brooks Moses <brooks.moses@codesourcery.com>
18249 Lee Millward <lee.millward@codesourcery.com>
18251 * c-semantics.c (build_stmt): Add internal diagnostic check.
18253 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18254 accessors. Print arguments explicitly instead of as a list.
18256 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18258 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18259 (c_finish_omp_flish): Likewise.
18261 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18262 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18263 instead of TREE_CODE_LENGTH.
18264 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18265 (c_warn_unused_result): Likewise.
18267 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18270 * doc/invoke.texi (Warning Options): Remove
18271 -Werror-implicit-function-declaration.
18272 (Wimplicit-function-declaration): Update description.
18273 * opts.c (common_handle_option): Move handling of -Werror=* to...
18274 (enable_warning_as_error): ...here.
18275 * opts.h (enable_warning_as_error): Declare.
18276 * c-decl.c (implicit_decl_warning): Unless
18277 -Wno-implicit-function-declaration is given, emit a pedwarn if
18278 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18279 * c.opt (Wimplicit-function-declaration): Replace
18280 mesg_implicit_function_declaration with
18281 warn_implicit_function_declaration.
18282 * c-opts.c (c_common_handle_option):
18283 -Werror-implicit-function-declaration is exactly equal as
18284 -Werror=implicit-function-declaration.
18285 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18286 warn_implicit_function_declaration.
18287 (c_common_post_options): -Wimplict-function-declaration is enabled
18288 by default by -std=c99, otherwise is disabled by default.
18289 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18291 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18293 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18294 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18295 former is ignored but not the latter.
18297 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18299 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18300 is made and the reference doesn't use the alias set of its type,
18301 do not create the temporary using that type.
18303 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18305 * jump.c: Remove prototypes for delete_computation and
18306 delete_prior_computation.
18308 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18310 * jump.c (get_label_after): Delete.
18311 (get_label_before, delete_computation, delete_jump,
18312 delete_prior_computation, follow_jumps): Move...
18313 * reorg.c (delete_computation, delete_prior_computation): ... here...
18314 (get_label_before, delete_jump): ... making these static ...
18315 (follow_jumps): ... and simplifying this since it only runs after
18317 * rtl.h (get_label_after, get_label_before, delete_jump,
18318 follow_jumps): Delete prototypes.
18320 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18322 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18324 2007-02-15 Nick Clifton <nickc@redhat.com>
18326 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18327 order to prevent it from being munged by the target.
18329 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18331 * config/i386/i386.md: Remove misleading comment.
18333 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18335 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18336 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18339 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18341 * tree-sra.c (instantiate_missing_elements): Canonicalize
18343 (sra_build_assignment): New.
18344 (generate_copy_inout, generate_element_copy,
18345 generate_element_zero, generate_one_element_init): Use it.
18347 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18349 * tree-sra.c (instantiate_missing_elements): Canonicalize
18351 (sra_build_assignment): New.
18352 (generate_copy_inout, generate_element_copy,
18353 generate_element_zero, generate_one_element_init): Use it.
18355 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18357 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18360 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18362 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18363 types as aggregates not scalars.
18364 * function.c (assign_stack_temp_for_type): Likewise.
18366 2007-02-14 Roger Sayle <roger@eyesopen.com>
18367 Zdenek Dvorak <dvorakz@suse.cz>
18369 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18372 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18374 * passes.c (next_pass_1): Clear the next field of the copied
18377 2007-02-14 Richard Henderson <rth@redhat.com>
18379 * tree-sra.c (early_sra): New.
18380 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18381 (tree_sra_early, pass_sra_early): New.
18382 * tree-pass.h (pass_sra_early): Declare.
18383 * passes.c (init_optimization_passes): Use it.
18385 2007-02-14 Richard Guenther <rguenther@suse.de>
18387 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18389 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18391 PR tree-optimization/30771
18392 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18394 (vect_analyze_operations): Induction phis can now be marked as
18396 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18397 Update documentation accordingly.
18399 2007-02-14 Nick Clifton <nickc@redhat.com>
18401 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18402 most 3 arguments are supported.
18403 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18405 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18407 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18408 Ensure dst->current is valid.
18410 2007-02-13 Paul Brook <paul@codesourcery.com>
18412 * config.gcc: Add arm*-*-uclinux-*eabi.
18413 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18414 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18415 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18416 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18417 (LINK_SPEC): Define.
18418 (LIB_SPEC): Define.
18419 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18421 * config/arm/uclinux-eabi.h: New file.
18422 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18423 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18426 2007-02-13 Ian Lance Taylor <iant@google.com>
18428 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18429 * flags.h (warn_strict_overflow): Declare.
18430 (enum warn_strict_overflow_code): Define.
18431 (issue_strict_overflow_warning): New static inline function.
18432 * opts.c (warn_strict_overflow): New variable.
18433 (common_handle_option): Handle OPT_Wstrict_overflow and
18434 OPT_Wstrict_overflow_.
18435 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18437 * fold-const.c: Include intl.h.
18438 (fold_deferring_overflow_warnings): New static variable.
18439 (fold_deferred_overflow_warning): New static variable.
18440 (fold_deferred_overflow_code): New static variable.
18441 (fold_defer_overflow_warnings): New function.
18442 (fold_undefer_overflow_warnings): New function.
18443 (fold_undefer_and_ignore_overflow_warnings): New function.
18444 (fold_deferring_overflow_warnings_p): New function.
18445 (fold_overflow_warning): New static function.
18446 (make_range): Add strict_overflow_p parameter. Change all
18448 (extract_muldiv, extract_muldiv_1): Likewise.
18449 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18450 tree_expr_nonnegative_p.
18451 (fold_negate_expr): Call fold_overflow_warning.
18452 (fold_range_test): Likewise.
18453 (fold_comparison): Likewise.
18454 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18455 instead of tree_expr_nonnegative_p.
18456 (tree_expr_nonnegative_warnv_p): Rename from
18457 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18458 (tree_expr_nonnegative_p): New function.
18459 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18460 strict_overflow_p parameter.
18461 (tree_expr_nonzero_p): New function.
18462 * passes.c (verify_interpass_invariants): New static function.
18463 (execute_one_pass): Call it.
18464 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18466 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18467 (estimate_numbers_of_iterations): Likewise.
18468 (scev_probably_wraps_p): Likewise.
18469 * tree-ssa-ccp.c: Include "toplev.h".
18470 (evaluate_stmt): Defer fold overflow warnings until we know we are
18472 (struct fold_stmt_r_data): Add stmt field.
18473 (fold_stmt_r): Defer fold overflow warnings until we know we
18475 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18476 (fold_stmt_inplace): Likewise.
18477 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18478 (cleanup_control_expr_graph): Defer fold overflow warnings until
18479 we know we are going to optimize.
18480 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18481 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18483 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18484 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18485 * tree-ssa-loop-manip.c (create_iv): Likewise.
18486 * c-typeck.c (build_conditional_expr): Likewise.
18487 (build_binary_op): Likewise.
18488 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18489 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18490 (extract_range_from_unary_expr): Likewise.
18491 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18492 assuming that signed overflow does not occur.
18493 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18494 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18495 (fold_defer_overflow_warnings): Declare.
18496 (fold_undefer_overflow_warnings): Declare.
18497 (fold_undefer_and_ignore_overflow_warnings): Declare.
18498 (fold_deferring_overflow_warnings_p): Declare.
18499 (tree_expr_nonzero_warnv_p): Declare.
18500 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18501 of warning options.
18502 (Warning Options): Document -Wstrict-overflow.
18503 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18504 (tree-ssa-ccp.o): Likewise.
18505 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18506 (fold-const.o): Depend on intl.h.
18508 2007-02-13 Ian Lance Taylor <iant@google.com>
18510 PR middle-end/30751
18511 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18514 2007-02-13 Stuart Hastings <stuart@apple.com>
18516 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18518 2007-02-13 Richard Henderson <rth@redhat.com>
18520 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18521 handled_component_p before looking for the indirect_ref.
18523 2007-02-13 Richard Henderson <rth@redhat.com>
18525 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18526 remove flags clobber.
18527 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18528 (bswaphi_lowpart): New.
18529 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18530 remove TARGET_BSWAP test. Delete expander of the same name.
18532 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18533 (expand_unop): Use them.
18535 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18537 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18538 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18539 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18540 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18541 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18542 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18543 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18544 assembler dialect choice from asm templates.
18546 2007-02-12 Richard Henderson <rth@redhat.com>
18548 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18549 (fixuns_trunc<SSEMODEF>si2): Use it.
18550 * config/i386/sse.md (vec_setv4sf_0): Export.
18551 * config/i386/i386.c (ix86_build_const_vector): Export.
18552 (ix86_split_convert_uns_si_sse): Rename from
18553 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18554 * config/i386/i386-protos.h: Update.
18556 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18559 * c-typeck.c (c_finish_return): Improve warning message.
18561 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18563 * alias.c (find_symbolic_term): Delete unused function.
18565 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18567 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18568 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18569 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18571 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18573 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18574 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18575 the function, temporarily point the debug interface to the null one.
18577 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18579 * dwarf2out.c (round_up_to_align): New static function.
18580 (field_byte_offset): Use it to round the offset.
18582 2007-02-12 Richard Henderson <rth@redhat.com>
18584 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18585 (inswl_const): Export.
18587 2007-02-12 Richard Henderson <rth@redhat.com>
18589 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18590 result mode of the libcall, convert back to outmode.
18592 2007-02-12 Roger Sayle <roger@eyesopen.com>
18594 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18595 (bswapdi2): New define_expand to implement 32-bit implementation.
18597 2007-02-12 Nick Clifton <nickc@redhat.com>
18599 * doc/invoke.texi (Overall Options): Document --help=.
18600 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18601 (cc1_options): Pass --help= on to cc1.
18602 (display_help): Add description of --help=.
18603 (process_command): Add code to handle --help=. Allow translated
18604 --help and --target-help switches to be passed on to compiler
18606 (main): Remove unused if statement.
18607 * opts.c (columns): Remove.
18608 (LEFT_COLUMN): Define.
18609 (wrap_help): Add columns argument.
18610 (print_filtered_help): Change parameters to be an include bitmask,
18611 an exclude bitmask, an any bitmask and the column width. Move the
18612 code to display the params list here. Add code to display the
18613 status of options rather than their descriptions if the quiet flag
18615 (print_specific_help): Change parameters to be an include bitmask,
18616 an exclude bitmask and an any bitmask. Move code to look up the
18617 column width here. Decide upon the title for an options listing.
18618 (common_handle_options): Add code to handle --help=. Adapt code
18619 for --help and --target-help to use the revised form of the
18620 print_specific_help function.
18621 (print_help): Delete.
18622 (print_param_help): Delete.
18623 (print_switch): Delete.
18624 * opts.h (cl_lang_count): Add prototype.
18625 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18626 CL_MAX_OPTION_CLASS): New defines.
18627 * optc-gen.awk: Add construction of cl_lang_count.
18628 * c.opt: Add Warning attribute to warning options and Optimization
18629 attribute to optimization options.
18630 * common.opt: Likewise.
18632 Add -fhelp and -ftarget-help as aliases for the transformed --help
18633 and --target-help options.
18634 * opt-functions.awk: Add code to handle Warning and Optimization
18637 2007-02-12 Richard Henderson <rth@redhat.com>
18639 * config/alpha/constraints.md: New file.
18640 * config/alpha/alpha.c: Include tm-constrs.h.
18641 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18642 alpha_extra_constraint): Remove.
18643 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18644 * config/alpha/alpha-protos.h: Update.
18645 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18646 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18647 (EXTRA_CONSTRAINT): Remove.
18648 * config/alpha/alpha.md: Include constraints.md.
18649 (adddi splitter): Use satisfies_constraint_*.
18650 * config/alpha/predicates.md (add_operand): Likewise.
18651 (sext_add_operand, addition_operation): Likewise.
18653 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18655 PR tree-optimization/29145
18656 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18657 in our handling of restrict qualified pointers.
18659 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18662 * doc/invoke.texi (Wunused-value): Update description.
18663 (Wextra): Delete item.
18664 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18665 value of Wunused-value.
18666 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18667 (c_finish_stmt_expr): Don't check extra_warnings.
18668 (emit_side_effect_warnings): The caller is responsible to check
18671 2007-02-11 Roger Sayle <roger@eyesopen.com>
18672 Matt Thomas <matt@3am-software.com>
18674 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18676 2007-02-11 Roger Sayle <roger@eyesopen.com>
18678 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18679 comparisons of POPCOUNT against zero.
18680 (simplify_const_relational_operation): Likewise.
18682 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18684 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18686 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18688 * dwarf2out.c (root_type): Delete unused function.
18690 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18692 * genattrtab.c (contained_in_p): Delete unused function.
18693 (write_expr_attr_cache): Likewise.
18695 2007-02-11 Jan Hubicka <jh@suse.cz>
18697 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18700 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18702 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18703 to add the REG_EQ* note.
18704 * see.c (see_merge_one_use_extension): Likewise.
18705 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18706 turn REG_EQUAL notes into REG_EQUIV notes if the target
18707 register may have more than one set.
18708 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18709 * gcse.c (try_replace_reg): Likewise.
18710 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18711 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18712 more than one REG_EQUIV note.
18713 * reload1.c (gen_reload): Use set_unique_reg_note.
18715 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18717 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18718 (ix86_builtin_conversion): New function.
18720 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18723 * tree.h (DECL_REPLACEABLE_P): New macro.
18724 * except.c (set_nothrow_function_flags): Likewise.
18726 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18727 Ira Rosen <irar@il.ibm.com>
18728 Dorit Nuzman <dorit@il.ibm.com>
18730 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18731 * targhooks.c (default_builtin_vectorized_conversion): New.
18732 * targhooks.h (default_builtin_vectorized_function): New declaration.
18733 * target.h (struct vectorize): Add builtin_conversion field.
18734 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18735 stmt_vec_info_type value.
18736 (vectorizable_conversion): New declaration.
18737 * tree-vect-analyze.c (vect_analyze_operations): Add
18738 vectorizable_conversion call.
18739 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18740 * tree-vect-transform.c (vectorizable_conversion): New function.
18741 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18742 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18744 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18745 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18746 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18747 or ALTIVEC_BUILTIN_VCFSX.
18749 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18752 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18753 CONST_DOUBLE and operand 0 is a hard register.
18754 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18755 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18756 is a hard floating-point register.
18758 2007-02-10 Richard Henderson <rth@redhat.com>
18759 Jakub Jelinek <jakub@redhat.com>
18760 Alexandre Oliva <aoliva@redhat.com>
18762 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18763 * builtin-types.def (BT_WORD): Make unsigned.
18764 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18765 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18766 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18767 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18768 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18769 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18771 * expr.c (emutls_var_address): New.
18772 (expand_expr_real_1): Expand emulated tls.
18773 (expand_expr_addr_expr_1): Likewise.
18774 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18775 * output.h (emutls_finish): Declare.
18776 * toplev.c (compile_file): Call it.
18777 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18778 address before wrapping in CONST.
18779 * varasm.c (emutls_htab, emutls_object_type): New.
18780 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18781 (get_emutls_object_name, get_emutls_object_type): New.
18782 (get_emutls_init_templ_addr, emutls_decl): New.
18783 (emutls_common_1, emutls_finish): New.
18784 (assemble_variable): When emulating tls, swap decls; generate
18785 constructor for the emutls objects.
18786 (do_assemble_alias): When emulating tls, swap decl and target name.
18787 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18789 * varpool.c (decide_is_variable_needed): Look at force_output.
18790 Recurse for emulated tls.
18791 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18792 with decide_is_variable_needed.
18793 * emutls.c: New file.
18794 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18795 tls_object for real tls.
18797 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18799 PR rtl-optimization/29599
18800 * reload1.c (eliminate_regs_in_insn): Take the destination
18801 mode into account when computing the offset.
18803 2007-02-09 Stuart Hastings <stuart@apple.com>
18804 Richard Henderson <rth@redhat.com>
18806 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18807 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18808 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18809 fixuns_truncdfhi2): New.
18810 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18811 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18812 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18813 (floatunssidf2): Allow nonimmediate source.
18814 * config/i386/sse.md (movdi_to_sse): New.
18815 (vec_concatv2di): Drop '*'.
18816 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18817 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18818 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18820 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18821 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18822 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18823 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18824 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18825 ix86_build_const_vector.
18826 (x86_emit_floatuns): Rewrite.
18828 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18830 * genautomata.c (longest_path_length): Delete unused function.
18831 (struct state): Delete unused longest_path_length.
18832 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18833 (get_free_state): Delete unused.
18835 2007-02-09 Jan Hubicka <jh@suse.cz>
18837 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18838 * doc/invoke.texi (inline-unit-growth): Update default value.
18840 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18841 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18842 (rebuild_cgraph_edges): Likewise.
18843 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18844 (dump_cgraph_node): Dump frequencies.
18845 (cgraph_clone_edge): Add frequency scales.
18846 (cgraph_clone_node): Add freuqnecy.
18847 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18848 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18849 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18850 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18851 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18852 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18853 (save_inline_function_body): Likewise.
18854 * ipa-inline.c: inluce rtl.h
18855 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18856 (cgraph_edge_badness): Use frequencies.
18857 (cgraph_decide_recursive_inlining): Update clonning.
18858 (cgraph_decide_inlining_of_small_function): Dump frequency.
18859 * predict.c (estimate_bb_frequencies): Export.
18860 * predict.h (estimate_bb_frequencies): Declare.
18861 * tree-inline.c (copy_bb): Watch overflows.
18862 (expand_call_inline): Update call of cgraph_create_edge.
18863 (optimize_inline_calls): Use TODO flags to update frequnecies.
18864 * passes.h: Include predict.h
18865 (init_optimization_passes): Move profile ahead.
18866 (execute_function_todo): Handle TODO_rebuild_frequencies.
18868 2007-02-09 Roger Sayle <roger@eyesopen.com>
18870 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18871 the insbl or inswl pattern into a register.
18873 2007-02-09 Roger Sayle <roger@eyesopen.com>
18875 * config/ia64/ia64.md (bswapdi2): New define_insn.
18877 2007-02-09 Richard Henderson <rth@redhat.com>
18879 * config/i386/constraints.md (Ym): New constraint.
18880 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18881 (movdi_1_rex64): Split sse and xmm general register moves from
18882 memory move alternatives. Use conditional register constraints.
18883 (movsf_1, movdf_integer): Likewise.
18884 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18885 (movdf_integer_rex64): New.
18886 (pushsf_rex64): Fix output constraints.
18887 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18888 (sse2_stored): Likewise.
18889 (sse2_storeq_rex64): New.
18890 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18891 amd and not generic.
18892 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18893 for optimize_size. Remove SF/DFmode hack.
18895 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18897 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18900 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18901 Richard Sandiford <richard@codesourcery.com>
18903 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18904 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18905 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18906 m68k/t-mlib to tmake_file.
18907 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18908 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18909 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18910 Allow it to be cf or m68k. Set m68k_arch_family. If that
18911 variable is not empty, add t-$m68k_arch_family to tmake_file.
18912 Add t-mlibs to tmake_file.
18913 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18914 * config/m68k/t-cf: New file.
18915 * config/m68k/t-m68k: Likewise.
18916 * config/m68k/t-mlibs: Likewise.
18917 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18919 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18920 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18921 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18923 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18924 (INSTALL_LIBGCC): Delete.
18925 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18926 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18927 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18928 (M68K_MLIB_CPU): Define.
18929 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18930 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18931 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18933 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18934 Richard Guenther <rguenther@suse.de>
18936 PR middle-end/23361
18937 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18938 against INT_MIN/INT_MAX.
18939 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18940 file if a loop is removed.
18942 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18944 * calls.c (store_one_arg): Pass correct alignment to
18945 emit_push_insn for non-BLKmode values.
18946 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18947 unaligned stack slot via a suitably aligned slot.
18949 2007-02-08 DJ Delorie <dj@redhat.com>
18951 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18953 (legal_subregs): Use unsigned char, make const.
18954 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18956 2007-02-08 Paul Brook <paul@codesourcery.com>
18958 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18959 special interworking needed.
18961 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18963 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18964 conditional to __SSE2__.
18965 (Entries below should have been added to first ChangeLog
18966 entry for amdfam10 dated 2007-02-05)
18967 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18969 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18971 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18974 2007-02-08 DJ Delorie <dj@redhat.com>
18976 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18977 * config/m32c/m32c.c (legal_subregs): New.
18978 (m32c_illegal_subreg_p): New.
18979 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18980 unsupported subregs of hard regs.
18982 2007-02-08 Jan Hubicka <jh@suse.cz>
18984 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18985 the same one; always update histograms.
18987 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18989 * passes.c (init_optimization_passes): Tidy comment.
18991 2007-02-08 Roger Sayle <roger@eyesopen.com>
18993 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
18994 strip zero_extend, bswap and rotates from POCOUNT's argument.
18995 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
18996 zero_extend and rotates from PARITY's argument.
18997 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
18998 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
18999 of an integer constant at compile-time.
19001 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19004 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19006 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19009 * tree-ssa-live.c (remove_unused_locals): Do not remove
19010 TREE_ADDRESSABLE variables.
19011 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19012 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19013 FOR_CLOBBER. Update all users.
19014 If VAR has an associated alias set, add a virtual operand for
19015 it if no alias is found to conflict with the memory reference.
19017 2007-02-07 Jan Hubicka <jh@suse.cz>
19018 Robert Kidd <rkidd@crhc.uiuc.edu>
19020 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19022 2007-02-07 Ian Lance Taylor <iant@google.com>
19024 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19026 2007-02-07 Roger Sayle <roger@eyesopen.com>
19028 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19029 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19030 tablejumpdi, movsi_to_cr_one): Remove constraints from
19031 define_expand's match_operands.
19033 2007-02-07 Roger Sayle <roger@eyesopen.com>
19035 * global.c (compute_regsets): Move declatation of "i" inside of
19036 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19038 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19041 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19042 of INDIRECT_REF <RESULT_DECL>.
19044 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19046 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19047 Kaz Kojima <kkojima@gcc.gnu.org>
19050 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19052 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19054 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19056 * doc/loop.texi: Document possibility not to perform disambiguation
19057 of loops with multiple latches.
19058 * cfgloopmanip.c (alp_enum_p): Removed.
19059 (add_loop): Handle subloops. Use get_loop_body_with_size.
19060 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19061 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19062 the new forwarder block.
19063 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19064 Handle the case latch is NULL.
19065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19066 modifications when marking loop exits.
19067 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19069 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19070 disambiguate_loops_with_multiple_latches.
19071 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19072 before fix_loop_structure.
19073 * cfgloop.c: Include pointer-set.h and output.h.
19074 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19075 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19076 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19077 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19078 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19079 disambiguate_multiple_latches, get_loop_body_with_size,
19080 disambiguate_loops_with_multiple_latches): New functions.
19081 (flow_loop_dump): Dump multiple latch edges.
19082 (flow_loop_nodes_find): Handle loops with multiple latches.
19083 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19084 (glb_enum_p): Modified.
19085 (get_loop_body): Use get_loop_body_with_size.
19086 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19087 (AVOID_CFG_MODIFICATIONS): New constant.
19088 (disambiguate_loops_with_multiple_latches, add_loop,
19089 get_loop_body_with_size): Declare.
19090 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19092 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19094 PR inline-asm/28686
19095 * global.c (compute_regsets): New function.
19096 (global_alloc): Refactored ELIMINABLE_REGSET
19097 and NO_GLOBAL_ALLOC_REGS computation out.
19098 (rest_of_handle_global_alloc): Call compute_regsets()
19099 for non-optimizing case.
19101 2007-02-06 Richard Henderson <rth@redhat.com>
19103 * config/i386/constraints.md (Y2): Rename from Y.
19104 (Yi): New constraint.
19105 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19106 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19107 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19108 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19109 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19110 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19111 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19112 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19113 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19114 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19115 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19116 vec_extractv2si_1): Change Y constraints to Y2.
19117 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19118 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19119 Change Y constraints to Y2.
19120 (sse2_loadld): Change Y constraints to x.
19122 2007-02-06 Roger Sayle <roger@eyesopen.com>
19124 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19125 (parity<mode>2): New define_expand using rs6000_emit_parity.
19126 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19127 rs6000_emit_parity): New functions.
19128 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19129 rs6000_emit_parity): Prototype here.
19131 2007-02-06 Ian Lance Taylor <iant@google.com>
19133 * lower-subreg.c (simple_move_operand): Reject CONST.
19134 (resolve_clobber): Call validate_change rather than directly
19135 assigning to XEXP (pat, 0).
19137 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19139 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19140 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19141 (tree-cfg.o): Remove hashtab.h dependency.
19143 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19144 (struct ivopts_data): Change niters to pointer_map_t.
19145 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19146 (niter_for_exit): Create pointer_map on demand. Change for
19148 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19149 (free_loop_data): Destroy data->niters if created and reset field.
19150 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19151 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19153 * tree-ssa-reassoc.c: Include pointer-set.h.
19154 (bb_rank): Change to long *.
19155 (operand_rank): Change to pointer_map_t.
19156 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19157 (insert_operand_rank): Accept long.
19158 (operand_entry_hash, operand_entry_eq): Remove.
19159 (get_rank): Return long. Adjust for changes above.
19160 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19162 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19164 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19165 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19166 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19168 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19169 directly since it cannot be NULL.
19170 (get_vi_for_tree): Rewrite for pointer_map API.
19171 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19172 (init_alias_vars): Create vi_for_tree as pointer_map.
19173 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19175 * tree-cfg.c: Don't include hashtab.h.
19176 (edge_to_cases): Declare as pointer_map.
19177 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19179 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19180 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19181 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19183 (record_switch_edge): Delete.
19184 (get_cases_for_edge): Adjust for pointer_map API, inline
19185 record_switch_edge (rewritten for new API), remove goto.
19187 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19189 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19190 * tree-nested.c: Include pointer-set.h.
19191 (var_map_elt, var_map_eq, var_map_hash): Delete.
19192 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19193 to pointer_map_t's.
19194 (nesting_info_bitmap_obstack): New.
19195 (lookup_field_for_decl): Adjust for pointer_map API.
19196 (lookup_tramp_for_decl): Adjust for pointer_map API.
19197 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19198 (get_local_debug_decl): Adjust for pointer_map API.
19199 (convert_nl_goto_reference): Adjust for pointer_map API.
19200 (convert_nl_goto_receiver): Adjust for pointer_map API.
19201 (create_nesting_tree): Create outside GGC space. Create bitmap on
19202 the new obstack. Create field_map and var_map as pointer_maps.
19203 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19205 (lower_nested_functions): Move root here, no need to NULL it.
19206 Initialize and release the obstack.
19208 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19210 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19211 Remove prototypes and make them non-static.
19212 (struct tree_int_map): Remove.
19213 * tree.h (struct tree_int_map): Move here, turning TO into an
19215 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19217 * tree.h (TREE_COMPLEXITY): Remove.
19218 (struct tree_exp): Remove complexity field.
19219 * tree.c (build1_stat): Don't set it.
19221 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19222 Victor Kaplansky <victork@il.ibm.com>
19224 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19225 (vect_is_simple_reduction): Support reduction with induction as
19226 one of the operands.
19227 (vect_is_simple_iv_evolution): Fix formatting.
19228 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19229 formatting. Don't mark induction phis for vectorization.
19230 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19231 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19232 (vect_get_vec_def_for_operand): Support induction.
19233 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19235 (vectorizable_reduction): Support reduction with induction as one of
19237 (vectorizable_type_demotion): Use def-type of stmt argument rather
19238 than dummy def-type.
19240 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19241 flag_tree_scev_cprop.
19242 * common.opt (tree-scev-cprop): New flag.
19244 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19245 call to vect_get_new_vect_var.
19247 2007-02-06 Ira Rosen <irar@il.ibm.com>
19249 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19250 vectype is not NULL.
19251 (vect_pattern_recog_1): Likewise.
19253 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19255 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19256 (fold_negate_expr): Likewise.
19258 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19261 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19262 even if cv-qualification is the same.
19264 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19266 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19267 __enable_execute_stack on completion.
19269 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19271 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19272 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19273 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19274 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19275 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19276 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19277 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19278 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19282 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19283 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19284 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19285 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19286 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19287 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19288 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19289 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19290 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19291 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19292 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19293 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19294 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19295 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19296 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19297 sqrtextenddfxf2_i387): Added amdfam10_decode.
19299 * config/i386/athlon.md (athlon_idirect_amdfam10,
19300 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19301 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19302 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19303 athlon_ivector_store_amdfam10): New define_insn_reservation.
19304 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19307 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19309 * config/i386/athlon.md (athlon_call_amdfam10,
19310 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19311 define_insn_reservation.
19312 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19313 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19314 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19316 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19318 * config/i386/athlon.md (athlon_sseld_amdfam10,
19319 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19320 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19324 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19325 define_insn_reservation.
19326 * config/i386/i386.md (sseins): Added sseins to define_attr type
19327 and define_attr unit.
19328 * config/i386/sse.md: Set type attribute to sseins for insertq
19331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19333 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19334 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19335 ssecomi_load_amdfam10, ssecomi_amdfam10,
19336 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19337 define_insn_reservation.
19338 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19342 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19343 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19344 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19345 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19346 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19347 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19348 define_insn_reservation.
19350 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19351 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19352 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19353 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19354 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19358 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19359 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19360 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19361 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19362 athlon_ssemul_load_k8): Added amdfam10.
19364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19366 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19367 (x86_sse_unaligned_move_optimal): New variable.
19369 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19371 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19372 for unaligned vector SSE double/single precision loads for AMDFAM10.
19374 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19376 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19377 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19378 Define TARGET_CPU_DEFAULT_amdfam10.
19379 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19380 (processor_type): Add PROCESSOR_AMDFAM10.
19382 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19383 processor_type in config/i386/i386.h.
19384 Enable imul peepholes for TARGET_AMDFAM10.
19386 * config.gcc: Add support for --with-cpu option for amdfam10.
19388 * config/i386/i386.c (amdfam10_cost): New variable.
19389 (m_AMDFAM10): New macro.
19390 (m_ATHLON_K8_AMDFAM10): New macro.
19391 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19392 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19393 x86_promote_QImode, x86_integer_DFmode_moves,
19394 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19395 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19396 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19397 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19398 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19399 Enable/disable for amdfam10.
19400 (override_options): Add amdfam10_cost to processor_target_table.
19401 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19402 processor_alias_table.
19403 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19404 (ix86_adjust_cost): Add code for amdfam10.
19406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19408 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19409 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19410 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19411 * config/i386/i386.h: Add builtin definition for SSE4A.
19412 * config/i386/i386.md: Add support for ABM instructions
19413 (popcnt and lzcnt).
19414 * config/i386/sse.md: Add support for SSE4A instructions
19415 (movntss, movntsd, extrq, insertq).
19416 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19417 Add -march=amdfam10 flag.
19418 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19419 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19421 * doc/extend.texi: Add documentation for SSE4A builtins.
19423 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19425 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19427 2007-02-05 Richard Guenther <rguenther@suse.de>
19429 * tree-vectorizer.h (vectorizable_function): Add argument type
19430 argument, change return type.
19431 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19432 * tree-vect-transform.c (vectorizable_function): Handle extra
19433 argument, return vectorized function decl.
19434 (build_vectorized_function_call): Remove.
19435 (vectorizable_call): Handle calls with result and argument types
19436 differing. Handle loop vectorization factor correctly.
19437 * targhooks.c (default_builtin_vectorized_function): Adjust for
19439 * targhooks.h (default_builtin_vectorized_function): Likewise.
19440 * target.h (builtin_vectorized_function): Add argument type
19442 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19443 extra argument, allow vectorizing of lrintf.
19444 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19445 documentation of target hook.
19447 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19450 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19451 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19452 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19454 2007-02-05 Roger Sayle <roger@eyesopen.com>
19456 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19457 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19458 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19459 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19460 before canonicalizing sincos to cexpi.
19461 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19463 2007-02-05 Roger Sayle <roger@eyesopen.com>
19465 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19466 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19467 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19469 2007-02-05 Roger Sayle <roger@eyesopen.com>
19471 * mips-tfile.c (initialize_init_file): Correct endianness test.
19473 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19475 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19476 the 'y' constraint.
19478 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19480 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19481 saves in a PARALLEL before the register assignments.
19483 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19485 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19486 DWARF_FRAME_RETURN_COLUMN to be a general register.
19487 * dwarf2out.c (init_return_column_size): New function, split from...
19488 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19489 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19490 to be nongeneral registers.
19491 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19493 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19494 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19496 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19498 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19500 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19502 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19503 (remove_path): Use can_remove_branch_p and remove_branch instead
19504 of loop_delete_branch_edge.
19505 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19506 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19507 Update profile using scale_dominated_blocks_in_loop.
19508 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19509 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19510 (can_remove_branch_p, remove_branch): Declare.
19511 * tree-cfg.c (tree_can_remove_branch_p): New function.
19512 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19513 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19514 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19516 2007-02-05 Jan Hubicka <jh@suse.cz>
19518 PR middle-end/30696
19519 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19520 nodes in cgraph, don't remove offline copy of the function.
19522 2007-02-04 Jan Hubicka <jh@suse.cz>
19524 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19525 vectors might cause maybe_lookup_element_for_expr to be called
19526 on non-sra-candidate.
19528 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19530 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19531 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19532 spelling conventions.
19534 2007-02-04 Richard Guenther <rguenther@suse.de>
19536 PR middle-end/30636
19537 * fold-const.c (try_move_mult_to_index): Make sure to not
19538 overflow one dimension of a multi-dimensional array access.
19540 2007-02-04 Jan Hubicka <jh@suse.cz>
19542 * passes.c (init_optimization_passes): Reindent.
19544 2007-02-04 Jan Hubicka <jh@suse.cz>
19545 Eric Botcazou <ebotcazou@adacore.com>
19547 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19548 (execute_fixup_cfg): Break out the abnormal goto code.
19549 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19550 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19551 (optimize_inline_calls): Call make_nonlocal_label_edges.
19553 2007-02-04 Jan Hubicka <jh@suse.cz>
19555 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19556 true when something was changed.
19557 (rename_ssa_copies): When something was changed, do
19558 TODO_remove_unused_locals.
19559 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19560 add TODO_remove_unused_locals when instruction was removed.
19562 2007-02-04 Jan Hubicka <jh@suse.cz>
19564 * ipa-inline.c (try_inline): Improve debug output; work on already
19566 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19567 call try_inline for already inlined edges too when flattening;
19568 inline also functions that make callee growth but overall unit size
19571 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19573 * config/m32c/bitops.md, config/m32c/jump.md,
19574 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19575 config/m32r/m32r.h, config/m32r/m32r.md,
19576 config/m32r/predicates.md, config/m68hc11/larith.asm,
19577 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19578 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19579 config/mips/mips-protos.h, config/mips/mips.c,
19580 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19581 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19582 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19583 spelling conventions.
19585 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19586 Follow spelling conventions.
19588 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19590 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19591 warn about C++0x compatibility.
19593 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19595 * config/h8300/h8300.c, config/h8300/h8300.h,
19596 config/h8300/h8300.md: Follow spelling conventions.
19598 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19600 PR middle-end/30667
19601 * combine.c (try_combine): Do not substitute source operand
19602 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19604 2007-02-03 Jan Hubicka <jh@suse.cz>
19606 PR gcov-profile/30650
19607 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19608 do not divide by zero for never executed counters.
19609 (tree_find_values_to_profile): Fix counters.
19610 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19612 2007-02-03 Ian Lance Taylor <iant@google.com>
19614 * lower-subreg.c (simple_move_operand): New static function,
19615 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19617 (simple_move): Call simple_move_operand.
19618 (find_decomposable_subregs): Add special handling of MEMs.
19619 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19620 meaning of return value. If we see a hard register, test whether
19621 it can store a word_mode value. Change all callers.
19623 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19625 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19626 ftrapv insns and expanders.
19627 (subdi3): Change define_expand operand 1 to arith11_operand, and
19628 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19629 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19630 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19633 PR middle-end/30174
19634 * varasm.c (notice_global_symbol): Treat global objects as weak when
19635 flag_shlib is true.
19637 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19639 * emit-rtl.c (dconstpi): Delete.
19640 (dconstsqrt2): New.
19641 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19642 * real.h (dconstpi): Delete.
19643 (dconstsqrt2): New.
19644 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19645 (fold_builtin_hypot): Likewise.
19647 2007-02-03 Tom Tromey <tromey@redhat.com>
19650 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19651 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19653 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19655 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19656 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19657 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19658 config/rs6000/cell.md, config/rs6000/darwin.h,
19659 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19660 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19661 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19662 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19663 typos. Follow spelling conventions.
19664 * doc/invoke.texi: Follow spelling conventions.
19666 2007-02-03 Roger Sayle <roger@eyesopen.com>
19668 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19669 canonicalization transformations that attempt to simplify integer
19670 constant comparisons to become comparisons against zero.
19672 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19674 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19676 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19677 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19679 2007-02-02 Mike Stump <mrs@apple.com>
19681 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19682 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19683 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19684 generate a branch island.
19686 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19688 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19689 (xtensa_legitimate_address_p): New.
19690 (xtensa_legitimize_address): New.
19691 (xtensa_output_addr_const_extra): New.
19692 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19694 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19695 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19696 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19697 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19698 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19699 (xtensa_legitimize_address): New.
19700 (xtensa_output_addr_const_extra): New.
19702 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19704 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19706 2007-02-02 Ian Lance Taylor <iant@google.com>
19708 * expmed.c (expand_divmod): Add comment.
19710 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19712 * emit-rtl.c (renumber_insns): Remove.
19713 * flags.h: Remove the extern for flag_renumber_insns.
19714 * rtl.h: Remove the prototype for renumber_insns.
19715 * toplev.c (flag_renumber_insns): Remove.
19717 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19719 Revert for x86 darwin:
19720 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19722 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19723 code before the following patch under TARGET_MACHO.
19724 (ix86_function_value_regno_p): Likewise.
19726 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19728 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19731 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19734 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19735 loads to general or fp registers. Add comments.
19736 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19738 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19740 * pointer-set.c (insert_aux): Only return insertion slot.
19741 (pointer_set_insert): Adjust.
19742 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19743 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19744 pointer_map_traverse): New.
19745 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19746 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19747 pointer_map_contains, pointer_map_traverse): Declare.
19749 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19751 PR middle-end/30473
19752 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19753 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19755 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19757 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19759 (struct _dep): New type.
19760 (dep_t): New typedef.
19761 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19762 (DEP_STATUS): New access macro. The macro with the same name was
19763 renamed to DEP_LINK_STATUS.
19764 (dep_init): Declare function
19766 (struct _dep_link): New type.
19767 (dep_link_t): New typedef.
19768 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19769 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19770 (DEP_LINK_STATUS): New macro.
19771 (debug_dep_links): New debug function.
19773 (struct _deps_list): New type.
19774 (deps_list_t): New typedef.
19775 (DEPS_LIST_FIRST): New access macro.
19776 (FOR_EACH_DEP_LINK): New cycle macro.
19777 (create_deps_list, free_deps_list, delete_deps_list): Declare
19779 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19780 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19781 (copy_deps_list_change_con): Ditto.
19783 (move_dep_link): Declare function.
19785 (struct _dep_node): New type.
19786 (dep_node_t): New typedef.
19787 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19789 (struct haifa_insn_data.back_deps): New field to hold backward
19790 dependencies of the insn.
19791 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19793 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19794 Change its type to deps_list_t.
19795 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19796 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19797 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19799 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19801 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19803 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19805 (dep_cost): Declare.
19807 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19808 (ds_to_dk, dk_to_ds): New functions.
19810 (init_dep_1): New static function.
19811 (init_dep): New function.
19812 (copy_dep): New static function.
19814 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19816 (detach_dep_link): New static function.
19817 (move_dep_link): New function.
19819 (dep_links_consistent_p, dump_dep_links): New static functions.
19820 (debug_dep_links): New debugging function.
19822 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19824 (alloc_deps_list, init_deps_list): New static functions.
19825 (create_deps_list): New function.
19826 (clear_deps_list): New static function.
19827 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19828 (deps_list_consistent_p, dump_deps_list): New static functions.
19829 (debug_deps_list): New function.
19830 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19832 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19834 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19835 use new scheduler dependencies lists.
19836 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19837 (sched_analyze): Ditto. Initialize dependencies lists.
19838 (add_forw_dep, compute_forward_dependences): Update to use new
19839 scheduler dependencies lists.
19841 (init_dependency_caches): Init deps_obstack.
19842 (free_dependency_caches): Free deps_obstack.
19844 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19845 new scheduler dependencies lists.
19846 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19847 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19849 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19850 Update to use new scheduler dependencies lists.
19851 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19852 (debug_dependencies): Ditto.
19853 (schedule_region): Update comments.
19855 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19856 scheduler dependencies lists.
19857 (schedule_ebb): Update comments.
19859 * rtl.def (DEPS_LIST): Remove.
19861 * lists.c (unused_deps_list): Remove.
19862 (free_list): Update assertions.
19864 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19865 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19867 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19868 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19870 * haifa-sched.c (comments): Update.
19871 (insn_cost1): Remove. Inline the code into insn_cost ().
19872 (insn_cost): Update to use new scheduler dependencies lists. Move
19873 processing of the dependency cost to dep_cost ().
19874 (dep_cost): New function. Use it instead of insn_cost () when
19875 evaluating cost of the dependency. Use compatible interface to
19876 interact with the target.
19877 (priority): Update to use new scheduler dependencies lists.
19878 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19879 with greater number of insns that depend on the insn.
19880 (schedule_insn): Update to use new scheduler dependencies lists. Add
19881 code to free backward dependencies lists. Inline and optimize code
19882 from resolve_dep () - see PR28071.
19883 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19884 lists. Update call to targetm.sched.is_costly_dependence hook.
19886 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19887 scheduler dependencies lists.
19889 (resolve_dep): Remove. Move the logic to schedule_insn ().
19890 (init_h_i_d): Initialize dependencies lists.
19892 (process_insn_depend_be_in_spec): Rename to
19893 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19894 dependencies lists.
19895 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19896 Update to use new scheduler dependencies lists.
19897 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19899 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19900 new scheduler dependencies lists.
19901 (build_intra_loop_deps): Ditto.
19903 * target.h (struct _dep): Declare to use in
19904 gcc_target.sched.is_costly_dependence.
19905 (struct gcc_target.sched.adjust_cost): Fix typo.
19906 (struct gcc_target.sched.is_costly_dependence): Change signature to
19907 use single dep_t parameter instead of an equivalent triad.
19908 (struct gcc_target.sched.adjust_cost_2): Remove.
19910 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19912 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19914 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19916 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19918 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19919 (REG_DEP_TRUE): Document.
19921 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19922 Change signature to correspond to the targetm.sched.adjust_cost hook.
19923 Update use in TARGET_SCHED_ADJUST_COST_2.
19924 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19925 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19926 new scheduler dependencies lists.
19927 (ia64_gen_check): Ditto.
19929 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19930 scheduler dependencies lists.
19932 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19933 signature to correspond to the targetm.sched.is_costly_dependence hook.
19934 (is_costly_group): Update to use new scheduler dependencies lists.
19936 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19937 instead of INSN_COST () macro.
19939 2007-02-01 Ian Lance Taylor <iant@google.com>
19941 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19943 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19945 * pa.md (tp_load): Correct mfctl instruction syntax.
19947 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19949 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19950 altivec_padding_size calculation on AIX. Improve comment, add
19951 assert to verify that it's right.
19953 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19956 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19958 PR inline-asm/28686
19959 * global.c (global_alloc): Add mising initialization of
19962 2007-02-01 Roger Sayle <roger@eyesopen.com>
19964 * alias.c (init_alias_analysis): Correct whitespace.
19965 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19966 partition_hot_cold_basic_blocks): Likewise.
19967 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19968 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19969 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19970 fold_builtin_snprintf_chk, fold_builtin_printf,
19971 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19972 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19973 * cfgcleanup.c (cleanup_cfg): Likewise.
19974 * cfgexpand.c (tree_expand_cfg): Likewise.
19975 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19976 * function.c (get_next_funcdef_no): Likewise.
19977 * gengtype.c (main): Likewise.
19978 * genmodes.c (main): Likewise.
19979 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19980 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19981 * ifcvt.c (noce_emit_move_insn): Likewise.
19982 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19984 * stor-layout.c (get_best_mode): Likewise.
19985 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19986 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19987 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19988 perform_var_substitution, solve_graph): Likewise.
19989 * tree-vrp.c (vrp_finalize): Likewise.
19991 2007-02-01 Ian Lance Taylor <iant@google.com>
19993 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
19994 high part of a paradoxical subreg, return a constant zero.
19996 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
19998 * toplev.c (lang_dependent_init): Call init_set_costs.
19999 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20001 2007-02-01 Richard Guenther <rguenther@suse.de>
20003 PR middle-end/30656
20004 * fold-const.c (fold_negate_expr): Allow negating a
20005 constant if overflow does not change.
20007 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20009 * doc/c-tree.texi (Expression trees): Improve markup.
20010 * doc/tm.texi (Register Classes, Addressing Modes)
20011 (Floating Point): Fix spacing after abbreviations. Fix some
20014 2007-02-01 Ben Elliston <bje@au.ibm.com>
20016 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20017 * doc/contrib.texi: Likewise.
20018 * doc/install.texi: Likewise.
20020 2007-01-31 Richard Henderson <rth@redhat.com>
20021 Ian Lance Taylor <iant@google.com>
20023 * lower-subreg.c: New file.
20024 * rtl.def (CONCATN): Define.
20025 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20026 pass_lower_subreg2.
20027 * emit-rtl.c (update_reg_offset): New static function, broken out
20028 of gen_rtx_REG_offset.
20029 (gen_rtx_REG_offset): Call update_reg_offset.
20030 (gen_reg_rtx_offset): New function.
20031 * regclass.c: Revert patch of 2006-03-05, restoring
20033 (clear_reg_info_regno): New function.
20034 * dwarf2out.c (concatn_loc_descriptor): New static function.
20035 (loc_descriptor): Handle CONCATN.
20036 * common.opt (fsplit_wide_types): New option.
20037 * opts.c (decode_options): Set flag_split_wide_types when
20039 * timevar.def (TV_LOWER_SUBREG): Define.
20040 * rtl.h (gen_reg_rtx_offset): Declare.
20041 (reg_scan_update): Declare.
20042 * regs.h (clear_reg_info_regno): Declare.
20043 * tree-pass.h (pass_lower_subreg): Declare.
20044 (pass_lower_subreg2): Declare.
20045 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20046 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20047 -fsplit-wide-types.
20048 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20049 * Makefile.in (OBJS-common): Add lower-subreg.o.
20050 (lower-subreg.o): New target.
20052 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20054 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20056 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20059 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20061 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20063 PR middle-end/29335
20064 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20066 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20068 * cfgloop.h: Include vec-prim.h.
20069 (enum li_flags): Remove LI_ONLY_OLD.
20070 (loop_iterator): Changed.
20071 (fel_next, fel_init): Iterate over loop tree.
20072 (FOR_EACH_LOOP_BREAK): New macro.
20073 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20075 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20076 * modulo-sched.c (sms_schedule): Ditto.
20077 * tree-vectorizer.c (vectorize_loops): Ditto.
20078 * doc/loop.texi: Update information on loop numbering and behavior of
20079 FOR_EACH_LOOP wrto new loops.
20080 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20081 add_to_evolution_1): Test nestedness of loops instead of comparing
20083 * tree-chrec.c (chrec_fold_plus_poly_poly,
20084 chrec_fold_multiply_poly_poly, chrec_evaluate,
20085 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20086 reset_evolution_in_loop): Ditto.
20087 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20089 2007-01-31 Dirk Mueller <dmueller@suse.de>
20091 * c-common.c (warn_about_parentheses): Separate warning about
20092 un-parenthized sequence of comparison operators from the one
20093 which is supposed to warn about x <= y <= z.
20095 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20097 * optabs.h (enum optab_index): Add new OTI_isinf.
20098 (isinf_optab): Define corresponding macro.
20099 * optabs.c (init_optabs): Initialize isinf_optab.
20100 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20102 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20103 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20105 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20106 expand_builtin_interclass_mathfn.
20107 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20108 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20109 (fxam<mode>2_i387): New insn pattern.
20110 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20111 built-in functions as x87 inline asm.
20113 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20115 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20117 2007-01-30 Eric Christopher <echristo@apple.com>
20119 * config.gcc: Add geode.
20121 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20123 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20124 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20125 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20126 value-prof.c: Fix comment typos.
20128 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20131 * doc/invoke.texi (Wpointer-arith): Document warning.
20133 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20135 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20136 the list of discrepancies from the draft TR.
20138 2007-01-30 Dirk Mueller <dmueller@suse.de>
20141 * doc/invoke.texi (-Wreturn-type): Update description to
20142 match new behavior.
20144 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20146 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20148 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20150 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20151 to handle optabs that operate on floating point input argument and
20152 output to integer output.
20153 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20154 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20155 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20156 expand_builtin_interclass_mathfn ().
20157 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20158 (ilogbsi2): Remove.
20159 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20160 ilogbl built-in functions as x87 intrinsics.
20162 2007-01-30 Richard Guenther <rguenther@suse.de>
20164 PR middle-end/27657
20165 * dwarf2out.c (reference_to_unused): Query varpool if the
20166 variable was output.
20168 2007-01-30 Richard Guenther <rguenther@suse.de>
20170 PR middle-end/30313
20171 * passes.c (execute_one_pass): Reset in_gimple_form to not
20172 confuse non-unit-at-a-time mode.
20174 2007-01-29 Roger Sayle <roger@eyesopen.com>
20175 Richard Guenther <rguenther@suse.de>
20177 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20178 avoid undefined behaviour on overflow. Use force_fit_type_double
20179 to construct the constant with the specified TREE_OVERFLOW.
20181 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20183 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20184 * config/dfp-bit.h: Ditto.
20186 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20188 * c-decl.c (pop_scope): Replace warnings with call to
20189 warn_for_unused_label.
20190 * c-common.h (warn_for_unused_label): Declare.
20191 * c-common.c (warn_for_unused_label): Define.
20193 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20195 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20198 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20200 * Makefile.in (USER_H): Remove decfloat.h.
20201 * ginclude/decfloat.h: Delete, moving contents to ...
20202 * ginclude/float.h: Add support for decimal floating point,
20203 guarded by __STDC_WANT_DEC_FP__.
20205 2007-01-29 Mike Stump <mrs@apple.com>
20207 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20208 Analysis and Representation to resolve case insensitive conflict.
20209 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20211 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20213 * tree.h (struct tree_memory_tag): Add aliases member.
20214 (MTAG_ALIASES): New macro.
20215 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20216 (add_may_alias): Remove pointer-set. Update for may_aliases being
20218 (mark_aliases_call_clobbered): Update for may_aliases being a
20220 (compute_tag_properties): Ditto.
20221 (create_partition_for): Ditto.
20222 (compute_memory_partitions): Ditto.
20223 (dump_may_aliases_for): Ditto.
20224 (is_aliased_with): Ditto.
20225 (add_may_alias_for_new_tag): Ditto.
20226 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20227 (compute_is_aliased): New function.
20228 (compute_may_aliases): Call compute_is_aliased).
20229 (init_alias_info): Initialize alias_bitmap_obstack.
20230 (union_alias_set_into): New function.
20231 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20232 (have_common_aliases_p): Rewrite to take two bitmaps and use
20234 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20235 Update for bitmaps.
20236 (finalize_ref_all_pointers): Update for add_may_alias changes.
20237 (new_type_alias): Ditto.
20238 * tree-flow-inline.h (may_aliases): Return a bitmap.
20239 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20240 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20241 may_aliases being a bitmap.
20242 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20243 may_aliases now returns a bitmap.
20244 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20246 * tree-ssa-operands.c (add_virtual_operand): Update for
20247 may_aliases being a bitmap.
20249 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20251 PR tree-optimization/30630
20252 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20253 variable as changed.
20255 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20258 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20259 expanded only once even if an error occurs.
20261 2007-01-29 Ben Elliston <bje@au.ibm.com>
20263 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20264 (__gcov_average_profiler): Likewise.
20265 (__gcov_ior_profiler): Likewise.
20266 (__gcov_merge_ior): Likewise.
20268 2007-01-28 Jan Hubicka <jh@suse.cz>
20270 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20271 * value-prof.c (stringop_block_profile): Likewise.
20273 2007-01-28 Jan Hubicka <jh@suse.cz>
20275 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20276 Add variant handling histograms; add wrapper.
20277 (clear_storage_via_libcall): Export.
20278 (emit_block_move_hints): Break out from ...; add histograms.
20279 (emit_block_move): ... this one.
20280 (clear_storage_hints): Break out from ...; add histograms.
20281 (clear_storage): ... this one.
20282 (set_storage_via_memset): Handle histogram.
20283 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20284 (clear_storage_hints, clear_storage_via_libcall): Declare.
20285 (set_storage_via_setmem): Update prototype.
20286 * doc/md.texi (movmem, setmem): Document new arguments.
20288 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20289 Add new histograms.
20290 (stringop_block_profile): New global function.
20291 (tree_stringops_values_to_profile): Profile block size and alignment.
20292 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20294 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20295 (stringop_block_profile): Declare.
20296 * builtins.c: Include value-prof.h.
20297 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20298 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20299 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20300 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20301 * profile.c (instrument_values): Add new counters.
20302 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20304 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20305 (tree_init_edge_profiler): Build new profilers.
20306 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20307 (pass_tree_profile): Add dump.
20308 (tree_profile_hooks): Update.
20309 * Makefile.in (LIBGCOV): Add new constants.
20310 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20311 __gcov_ior_profiler): New.
20312 * i386.md (movmem/setmem expanders): Add new optional arguments.
20314 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20316 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20318 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20320 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20321 (tree_unswitch_single_loop): Pass eni_size_weights to
20322 tree_num_loop_insns.
20323 * tree-ssa-loop-manip.c: Include tree-inline.h.
20324 (can_unroll_loop_p): Pass eni_size_weights to
20325 tree_num_loop_insns.
20326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20327 Pass eni_size_weights to estimate_num_insns.
20328 * tree.h (init_inline_once): Export.
20329 * toplev.c (backend_init): Call init_inline_once.
20330 * cgraphunit.c (cgraph_process_new_functions,
20331 cgraph_analyze_function): Pass eni_inlining_weights to
20332 estimate_num_insns.
20333 * ipa-inline.c (compute_inline_parameters): Ditto.
20334 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20335 to estimate_num_insns.
20336 (try_unroll_loop_completely): Pass eni_size_weights to
20337 tree_num_loop_insns.
20338 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20339 ot estimate_num_insns.
20340 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20341 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20342 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20343 eni_time_weights): New variables.
20344 (init_inline_once): Initialize them.
20345 (struct eni_data): Mew.
20346 (estimate_num_insns_1, estimate_num_insns): Use weights.
20347 * tree-inline.h (struct eni_weights_d): New.
20348 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20349 (estimate_num_insns): Declaration changed.
20350 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20351 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20352 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20354 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20356 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20357 relations in the conflict function is valid.
20359 2007-01-27 Ian Lance Taylor <iant@google.com>
20361 * common.opt: Add fstrict-overflow.
20362 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20363 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20364 (TYPE_OVERFLOW_UNDEFINED): Define.
20365 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20367 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20368 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20369 (fold_negate_expr): Likewise.
20370 (make_range): Likewise.
20371 (extract_muldiv_1): Likewise.
20372 (maybe_canonicalize_comparison): Likewise.
20373 (fold_comparison): Likewise.
20374 (fold_binary): Likewise.
20375 (tree_expr_nonnegative_p): Likewise.
20376 (tree_expr_nonzero_p): Likewise.
20377 * tree-vrp.c (compare_values): Likewise.
20378 (extract_range_from_binary_expr): Likewise.
20379 (extract_range_from_unary_expr): Likewise.
20380 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20382 (nowrap_type_p): Likewise.
20383 * tree-scalar-evolution.c (simple_iv): Likewise.
20384 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20385 (build_range_check): Likewise.
20386 (extract_muldiv_1): Likewise.
20387 (fold_comparison): Likewise.
20388 * tree-vrp.c (vrp_int_const_binop): Likewise.
20389 (extract_range_from_unary_expr): Likewise.
20390 * convert.c (convert_to_integer): Likewise.
20391 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20392 (fold_comparison): Likewise.
20393 (fold_binary): Likewise.
20394 * optabs.c (optab_for_tree_code): Likewise.
20395 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20396 * simplify-rtx.c (simplify_const_relational_operation): Check
20397 flag_strict_overflow and flag_trapv.
20398 (simplify_const_relational_operation): Likewise.
20399 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20400 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20403 2007-01-27 Roger Sayle <roger@eyesopen.com>
20405 * tree.c (tree_fold_gcd): Delete.
20406 * tree.h (tree_fold_gcd): Remove prototype.
20407 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20408 test whether one constant integer is a multiple of another. Instead
20409 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20410 * fold-const.c (multiple_of_p): We've determined both TOP and
20411 BOTTOM are integer constants so we can call int_const_binop directly
20412 instead of the more generic const_binop.
20414 2007-01-27 Roger Sayle <roger@eyesopen.com>
20416 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20417 1*X check that the constant hasn't overflowed, to preserve the
20419 (round_up): Provide an efficient implementation when rouding-up an
20420 INTEGER_CST to a power-of-two.
20422 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20424 * doc/sourcebuild.texi: Add comma for clarity.
20425 * doc/extend.texi: Fix some typos.
20426 * doc/passes.texi: Likewise.
20427 * doc/cppinternals.texi: Likewise.
20428 * doc/c-tree.texi: Likewise.
20429 * doc/tree-ssa.texi: Likewise.
20430 * doc/install.texi: Likewise.
20432 2007-01-27 Jan Hubicka <jh@suse.cz>
20434 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20435 (pass_sra): Do not require alias information.
20436 * passes.c (init_optimization_passes): Add SRA
20438 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20440 * tracer.c (rest_of_handle_tracer): We already cleaned
20441 up the CFG in tracer() so don't do it here again.
20442 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20443 cleanup_cfg here, either. And don't call renumber_insns.
20445 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20446 and BB_HEAD are in the insn stream here. Instead make sure
20447 that BB_INSN is valid on all insns. Also, do check here that
20448 there are no pending branch predictions...
20449 (rtl_verify_flow_info): ...instead of doing it here. Checks
20450 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20453 2007-01-26 Roger Sayle <roger@eyesopen.com>
20455 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20456 function to simplify/factorize operand order canonicalization.
20457 (ix86_fixup_binary_operands): Reorganize using the above function.
20458 (ix86_binary_operator_ok): Likewise.
20460 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20462 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20463 file scope from optimize_attrs.
20464 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20466 (optimize_attrs): Clear insn_code_values after freeing it.
20468 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20470 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20471 a parts.base assignment.
20473 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20475 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20476 (compute_subscript_distance, initialize_data_dependence_relation,
20477 finalize_ddr_dependent, analyze_ziv_subscript,
20478 analyze_siv_subscript_cst_affine,
20479 compute_overlap_steps_for_affine_univar,
20480 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20481 analyze_siv_subscript, analyze_miv_subscript,
20482 analyze_overlapping_iterations, subscript_dependence_tester_1,
20483 compute_self_dependence, free_dependence_relation): Work
20484 with affine_fn instead of chrecs.
20485 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20486 common_affine_function, affine_function_base,
20487 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20488 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20489 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20490 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20491 (all_chrecs_equal_p): Removed.
20492 * tree-data-ref.h (affine_fn, conflict_function): New types.
20493 (struct subscript): Change type of conflicting_iterations_in_a
20494 and conflicting_iterations_in_b.
20496 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20499 * config/pa/pa.h (TARGET_HPUX_11): New.
20500 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20501 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20503 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20504 Richard Guenther <rguenther@suse.de>
20506 * tree-ssa-structalias.c (solve_graph): Handle case
20507 we merged the variable to another.
20509 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20511 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20514 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20515 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20517 2007-01-25 DJ Delorie <dj@redhat.com>
20519 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20520 allow changes to modes which don't fit in those registers.
20522 * reload1.c (choose_reload_regs): Check for invalid subregs before
20523 computing their locations, not after.
20525 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20528 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20529 save Altivec registers in an eh_return function.
20530 (compute_vrsave_mask): Likewise.
20531 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20532 for saving Altivec registers.
20533 (rs6000_emit_prologue): Don't allocate stack twice in
20534 eh_return function. Correct expected value of altivec_save_offset
20535 when using save_world. Describe save of R0 to stack when using
20536 save_world. Describe stack pointer adjustment when using
20537 save_world. Remove duplicated eh_return parameter register saving.
20538 Update sp_offset variable after save_world.
20539 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20541 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20542 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20545 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20547 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20549 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20552 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20553 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20555 2007-01-25 Richard Guenther <rguenther@suse.de>
20557 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20558 * common.opt (-Wcoverage-mismatch): New warning option.
20559 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20560 if -Wcoverage-mismatch is given.
20562 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20564 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20565 (ipcp_driver): Change to static definition.
20566 Add dumping of the ifunctions.
20567 (constant_val_insert): Remove unused parameter. Support for SSA.
20568 (ipcp_propagate_const): Support for SSA.
20569 (ipcp_profile_bb_print): Print only analyzed nodes.
20570 (ipcp_replace_map_create): Remove support for Fortran constant
20572 * ipa-prop.c (ipa_method_modify_stmt,
20573 ipa_callsite_compute_param): Support for SSA.
20574 * ipa-prop.h (ipcp_driver): Remove declaration.
20575 (IS_VALID_TREE_MAP_INDEX): Add define.
20577 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20579 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20581 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20583 PR middle-end/30447
20584 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20585 constant argument to cabs and do it without checking for
20586 -funsafe-math-optimizations.
20588 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20590 * c-common.h (RID_FIRST_CXX0X): New.
20591 (RID_LAST_CXX0X): New.
20592 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20594 * c.opt (Wc++0x-compat): New.
20595 * doc/invoke.texi (-Wc++0x-compat): Document.
20597 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20599 * builtins.c (fold_builtin_carg): New.
20600 (fold_builtin_1): Use it.
20602 2007-01-24 Jan Hubicka <jh@suse.cz>
20604 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20606 * ipa-inline.c (initial_insns, max_insns): Delete.
20607 (compute_max_insns): New function.
20608 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20609 amount of insns as base for code growth.
20610 (cgraph_decide_inlining): Make initial_insns local; do not compute
20612 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20613 * doc/invoke.texi (inline-unit-growth): Update docs.
20615 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20617 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20618 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20619 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20620 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20621 for CPUs that have PTA_CX16 set.
20623 PR middle-end/27416
20624 * gimplify.c (omp_check_private): New function.
20625 (gimplify_scan_omp_clauses): Use it for
20626 firstprivate/lastprivate/reduction.
20628 PR middle-end/30494
20629 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20630 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20632 PR middle-end/30421
20633 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20634 If lower_lastprivate_clauses emits some statements, append them
20635 to dlist rather than body_p and to body_p append an initializer.
20636 (lower_omp_for): Adjust caller.
20638 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20640 * target.h (globalize_decl_name): New.
20641 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20642 * output.h (default_globalize_decl_name): New.
20643 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20645 (globalize_decl): Ditto.
20646 (default_globalize_decl_name): New.
20647 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20648 (ia64_handle_version_id_attribute): New.
20649 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20650 (ia64_asm_output_external): Use globalize_decl_name instead
20651 of globalize_label.
20652 * doc/extend.texi (version_id): New pragma.
20653 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20655 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20657 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20658 _uleb128_t and _Unwind_SWord with _sleb128_t.
20659 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20660 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20662 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20663 * unwind-pe.h (read_uleb128, read_sleb128,
20664 read_encoded_value_with_base): Likewise.
20665 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20667 2007-01-24 Richard Guenther <rguenther@suse.de>
20669 * builtins.c (expand_builtin_cexpi): Get the fndecl
20670 for cexp in the correct way.
20672 2007-01-24 Jan Hubicka <jh@suse.cz>
20674 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20677 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20679 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20680 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20681 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20682 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20683 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20684 __SIZEOF_PTRDIFF_T__.
20685 * doc/cpp.texi: Documentation for the new builtin macros added.
20687 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20689 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20690 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20691 instead of operands[2] to avoid access past the end of array.
20693 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20695 * reload1.c (emit_reload_insns): Pass the reload register
20696 for a non-spill output reload through forget_old_reloads_1.
20698 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20700 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20701 _SOFT_DOUBLE if doubles use software floating-point.
20702 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20703 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20704 * config/rs6000/darwin-ldouble.c: Also compile functions for
20705 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20706 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20707 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20708 commented-out long double override.
20709 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20710 * config/rs6000/eabispe.h: Likewise.
20711 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20712 long double for non-SPE.
20713 (rs6000_handle_option): Likewise.
20714 (invalid_e500_subreg): Disallow more subregs involding DImode,
20715 DFmode, TImode or TFmode.
20716 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20718 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20720 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20721 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20723 (rs6000_legitimate_address): Also check for TFmode for E500
20725 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20726 (spe_build_register_parallel): Handle TFmode and TCmode.
20727 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20729 (function_arg): Handle TFmode and TCmode for E500 double.
20730 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20732 (print_operand): Handle TFmode and TImode for %y.
20733 (rs6000_generate_compare): Handle TFmode comparisons for E500
20735 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20736 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20737 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20738 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20739 TFmode for E500 double.
20740 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20741 (floatsidf2): Enable for E500 double.
20742 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20743 (extenddftf2): Change to extenddftf2_fprs.
20744 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20745 depending on TARGET_E500_DOUBLE.
20746 (extendsftf2): Enable for E500 double.
20747 (trunctfdf2): Enable for E500 double.
20748 (trunctfsf2): Change to trunctfsf2_fprs.
20749 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20750 depending on TARGET_E500_DOUBLE.
20751 (floatsitf2): Enable for E500 double.
20752 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20753 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20754 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20755 (negtf2): Change to negtf2_internal.
20756 (negtf2): New expander.
20757 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20758 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20759 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20760 (movdi_internal32): Use rs6000_nonimmediate_operand.
20761 (unnamed splitter): Likewise.
20762 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20763 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20764 (SPE64TF, DITI): New mode macros.
20765 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20768 (frob_<mode>_di_2): New.
20769 (frob_tf_di_8_2): New.
20770 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20772 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20774 (frob_ti_<mode>_8_2): New.
20775 (frob_ti_tf_2): New.
20776 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20777 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20779 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20780 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20781 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20782 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20783 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20784 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20787 2007-01-23 Ian Lance Taylor <iant@google.com>
20789 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20791 (OBJS-archive): Reformat, alphabetize.
20792 (OBJS): Change out_object_file to OBJS-md.
20794 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20796 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20797 JUMP_P and CALL_P predicates where applicable.
20798 * config/i386/i386.c: Ditto.
20799 * config/i386/i386.md: Ditto.
20800 * config/i386/mmx.md: Ditto.
20801 * config/i386/predicates.md: Ditto.
20803 2007-01-22 Andreas Schwab <schwab@suse.de>
20805 * config/m68k/m68k.h: Fix comment.
20807 2007-01-22 Jan Hubicka <jh@suse.cz>
20809 * passes.c (init_optimization_passes): Do not rerun
20810 pass_early_warn_uninitialized.
20812 2007-01-22 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/30038
20815 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20817 (execute_cse_sincos_1): Likewise.
20818 (execute_cse_sincos): Likewise.
20819 (gate_cse_sincos): Likewise.
20820 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20821 the cexpi() canonicalization of sincos().
20822 * tree-pass.h (pass_cse_sincos): Declare.
20823 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20825 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20827 PR rtl-optimization/29329
20828 * combine.c (replaced_rhs_insn): Rename to i2mod.
20829 (replaced_rhs_value): Rename to i2mod_new_rhs.
20830 (i2mod_old_rhs): New global variable.
20831 (combine_instructions): Adjust for above change. Save a copy of
20832 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20833 note are substituted in the second instruction.
20834 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20835 ditch the note if it pertains to the second eliminated register
20836 and this register is mentioned in i2mod_old_rhs.
20839 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20841 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20842 the insn to which the note was originally attached.
20844 2007-01-21 Jan Hubicka <jh@suse.cz>
20846 * ipa-inline.c (inlining_mode): Comment, move up.
20847 (cgraph_decide_inlining_incrementally): Do not perform inlining
20848 itself; fix handling of flattening of self recursive functions.
20849 (cgraph_find_cycles): Remove.
20850 (cgraph_flatten_node): Remove.
20851 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20852 (try_inline): New function.
20853 (cgraph_early_inlining): Update call of
20854 cgraph_decide_inlining_incrementally. Apply inlining here.
20855 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20857 2007-01-21 Dirk Mueller <dmueller@suse.de>
20860 * tree-vrp.c (check_array_bounds): do not warn
20861 about ADDR_EXPR's of ARRAY_REF's which are immediately
20862 used in binary expressions.
20864 2007-01-21 Ira Rosen <irar@il.ibm.com>
20866 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20867 read_write_dep and macros for its access.
20868 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20869 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20870 argument, call vect_check_interleaving for every independent pair of
20871 data-refs. Mark loads that access the same memory location as a store
20873 (vect_check_dependences): Remove.
20874 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20875 call, fix the call to vect_analyze_data_ref_dependence.
20876 (vect_analyze_data_ref_access): For statements that access the same
20877 data-ref, check that they are not stores; for loads, check that there
20878 is no store that access the same location.
20880 2007-01-20 Roger Sayle <roger@eyesopen.com>
20881 Joseph Myers <joseph@codesourcery.com>
20883 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20884 (-fdump-rtl-stack): Likewise.
20885 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20886 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20887 (-mpt-fixed): Use @minus{} for minus sign.
20888 (Using Precompiled Headers): Fix under/overfull hbox.
20890 2007-01-20 Jan Hubicka <jh@suse.cz>
20892 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20893 place within annotation.
20895 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20897 * pa.c (output_move_double): Change array size of xoperands to 4.
20899 2007-01-20 Jan Hubicka <jh@suse.cz>
20901 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20904 2007-01-19 Ian Lance Taylor <iant@google.com>
20906 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20907 constant to unsigned HOST_WIDE_INT before negating.
20909 2007-01-19 Ian Lance Taylor <iant@google.com>
20911 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20913 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20914 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20915 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20916 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20917 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20918 (realloc_vdef, realloc_vuse): Change second parameter to
20920 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20921 fields to unsigned.
20922 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20923 unsigned. Change x and lim locals to unsigned.
20924 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20926 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20927 (copy_virtual_operands): Change i and n locals to unsigned.
20929 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20931 PR middle-end/29335
20932 * builtins.c (fold_builtin_1): Handle builtin fdim.
20934 2007-01-20 Jan Hubicka <jh@suse.cz>
20936 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20937 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20938 init_alias_heapvars.
20939 (init_alias_heapvars): Initialize only when not already initialized.
20940 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20942 2007-01-19 Roger Sayle <roger@eyesopen.com>
20944 * common.opt (fsigned-zeros): New command line option.
20945 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20946 of flag_unsafe_math_optimizations.
20947 * opts.c (set_fast_math_flags): The -ffast-math command line option
20948 implies -fno-signed-zeros.
20949 (fast_math_flags_set_p): Likewise.
20951 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20952 the documentation of -ffast-math appropriately. Wrap long lines.
20954 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20956 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20957 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20959 2007-01-19 Tomas Bily <tbily@suse.cz>
20961 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20963 (tree_init_ic_make_global_vars): New function
20964 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20965 (tree_gen_ic_profiler): New function
20966 (tree_gen_ic_func_profiler): New function
20967 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20968 (tree_profile_hooks): Added hook for indirec/virtual calls
20969 * value-prof.c (tree_find_values_to_profile): New case for
20971 (tree_values_to_profile): Call for determining indirect/virtual
20973 (tree_indirect_call_to_profile): New function
20974 (tree_ic_transform): New function
20975 (tree_ic): New function
20976 (find_func_by_pid): New function
20977 (init_pid_map): New function
20978 (tree_value_profile_transformations): Added check for
20979 indirect/virtual call transformation
20980 * value-prof.h (enum hist_type): New counter type for
20981 indirect/virtual calls
20982 (profile_hooks): Added new hook for profiling indirect/virtual
20984 * profile.c (instrument_values): New case for indirect/virtual
20986 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20987 (GCOV_COUNTER_V_INDIR): New counter type
20988 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20989 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20991 * cgraph.c: Definition of cgraph_max_pid
20992 (cgraph_create_node): Default init of pid attribute
20993 * cgraph.h: Declaration of cgraph_max_pid
20994 (struct cgraph_node): Added pid attribute
20995 * libgcov.c (__gcov_indirect_call_profiler): New function
20996 (__gcov_one_value_profiler_body): New function
20997 (__gcov_one_value_profiler): Body was moved to
20998 __gcov_one_value_profiler_body and calls it
21000 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21002 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21003 * gengtype.c (write_types_data, write_func_for_structure,
21004 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21005 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21006 (walk_type, write_func_for_structure): Generate the mark_hook if
21009 2007-01-19 Jan Hubicka <jh@suse.cz>
21011 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21012 'early' argument take inlining mode argument specifying whether to
21013 inline for size/speeed or all functions; add support for flattening;
21015 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21017 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21020 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21021 the name of the declared identifier.
21023 2007-01-19 Dirk Mueller <dmueller@suse.de>
21025 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21026 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21027 duplicate evaluation.
21029 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21031 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21032 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21033 to XFMode, use acosxf2 and truncate result to requested mode.
21034 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21035 (asin<mode>2): Similarly, with asin expanders.
21036 (*fscalexf4_i387): Rename from *fscalexf4.
21037 (expNcorexf3): New expander.
21038 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21039 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21040 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21041 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21042 patterns for SSE math.
21043 (exp10<mode>2): Similarly, with exp10 expanders.
21044 (exp2<mode>2): Similarly, with exp2 expanders.
21045 (expm1<mode>2): Similarly, with expm1 expanders.
21046 (ldexp<mode>3): Similarly, with ldexp expanders.
21047 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21048 Use gen_truncxf<mode>2_i387_noop to truncate result.
21050 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21052 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21053 for ColdFire targets.
21055 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21056 Richard Sandiford <richard@codesourcery.com>
21058 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21059 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21060 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21061 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21062 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21063 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21067 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21068 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21069 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21070 (*adddi_dilshr32_cf): New pattern.
21071 (adddi3, subdi3): Remove first alternatives.
21073 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21075 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21076 implemented using move.l, do not use its cc result for floating-point
21079 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21081 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21082 from accepting 's' constraints if flag_pic.
21084 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21086 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21087 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21088 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21089 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21091 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21093 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21094 ColdFire alternatives.
21095 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21096 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21097 architectures that support ff1 instruction.
21099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21100 Julian Brown <julian@codesourcery.com>
21102 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21103 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21104 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21109 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21111 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21112 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21113 HOST_WIDE_INT instead of an rtx.
21114 (m68k_rtx_costs): Update call accordingly.
21115 (output_move_const_into_data_reg): Likewise. Fix formatting.
21116 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21118 (output_move_simode_const): Update calls after above changes.
21119 Rework to use automatic variables and predicates like MEM_P.
21120 * config/m68k/m68k.md (pushexthisi_const): Update call to
21123 2007-01-19 Dirk Mueller <dmueller@suse.de>
21125 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21126 in dump_flags test.
21128 2007-01-19 Richard Guenther <rguenther@suse.de>
21130 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21131 via cexp in case sincos is not available.
21133 2007-01-19 Richard Guenther <rguenther@suse.de>
21135 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21136 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21137 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21138 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21139 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21140 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21141 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21142 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21144 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21146 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21148 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21149 (atan2xf3): Directly generate RTL pattern.
21150 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21151 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21152 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21153 disable patterns for SSE math.
21154 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21155 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21156 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21157 disable patterns for SSE math.
21159 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21161 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21163 2007-01-18 Roger Sayle <roger@eyesopen.com>
21165 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21166 VIEW_CONVERT_EXPR to the same type as it's operand.
21168 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21170 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21171 configured for long double 128.
21173 2007-01-18 Mike Stump <mrs@apple.com>
21175 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21178 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21180 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21183 2007-01-18 Jan Hubicka <jh@suse.cz>
21185 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21186 greater than NUM_VOP_FREE_BUCKETS.
21188 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21190 * tree-ssa-structalias.c: Update comments.
21191 (ptabitmap_obstack): Removed.
21192 (pta_obstack): New.
21193 (oldpta_obstack): Ditto.
21194 (stats): Add a few members.
21195 (struct variable_info): Remove node, complex, address_taken, and
21196 indirect_target members. Add oldsolution member.
21197 (new_var_info): Do not initialize removed members.
21198 (constraint_expr_type): Remove INCLUDES.
21199 (constraint_graph): Add size, implicit_preds, rep,
21200 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21201 (FIRST_REF_NODE): New macro.
21202 (LAST_REF_NODE): Ditto.
21203 (FIRST_ADDR_NODE): Ditto.
21204 (find): New function.
21206 (dump_constraint): Do not handle INCLUDES.
21207 (insert_into_complex): Do not insert duplicate constraints.
21208 (condense_varmap_nodes): Renamed and rewritten into ...
21209 (merge_node_constraints): This. Also fix bug in handling of
21210 offseted copy constraints.
21211 (clear_edges_for_node): No longer need to deal with preds at all,
21212 or removing associated preds/succs.
21213 (merge_graph_nodes): Deal with indirect_cycles.
21214 Don't deal with predecessors.
21215 (add_implicit_graph_edge): New function.
21216 (add_pred_graph_edge): Ditto.
21217 (add_graph_edge): Don't deal with predecessors.
21218 (build_constraint_graph): Removed.
21219 (build_pred_graph): New function.
21220 (build_succ_graph): Ditto.
21221 (struct scc_info): Removed in_component. Added roots, dfs, and
21222 node_mapping. Remove visited_index, unification_queue.
21223 (scc_visit): Deal with union-find we do now.
21224 Deal with cycles with REF nodes.
21225 (collapse_nodes): Renamed and rewritten to ...
21226 (unify_nodes): This.
21227 (process_unification_queue): Removed.
21228 (topo_visit): Cleanup
21229 (do_da_constraint): Use find.
21230 (do_sd_constraint): Ditto.
21231 (do_ds_constraint): Ditto.
21232 (do_complex_constraint): Ditto.
21233 (init_scc_info): Update for removed and added members.
21234 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21235 (find_indirect_cycles): This.
21236 (equivalence_class): New variable.
21237 (label_visit): New function.
21238 (perform_variable_substitution): Rewritten.
21239 (free_var_substitution_info): New function.
21240 (find_equivalent_node): Ditto.
21241 (move_complex_constraints): Ditto.
21242 (eliminate_indirect_cycles): Ditto.
21243 (solve_graph): Only propagate changed bits.
21244 Use indirect cycle elimination.
21246 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21247 (tree_id_eq): Renamed to ...
21248 (tree_vi_eq): This. Update for member change
21249 (insert_id_for_tree): Renamed and rewritten to ...
21250 (insert_vi_for_tree): This.
21251 (lookup_id_for_tree): Renamed and rewritten to ...
21252 (lookup_vi_for_tree): This.
21253 (get_id_for_tree): Renamed and rewritten to ...
21254 (get_vi_for_tree): Ditto.
21255 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21256 (process_constraint): Don't handle INCLUDES.
21257 Remove special ADDRESSOF case.
21258 (find_func_aliases): Rewrite to use vi functions instead of id
21260 (create_function_info_for): Ditto.
21261 (create_variable_info_for): Ditto.
21262 (intra_create_variable_infos): Ditto.
21263 (merge_smts_into): Ditto.
21264 (find_what_p_points_to): Ditto.
21265 (init_base_vars): Ditto.
21266 (init_alias_vars): Ditto.
21267 (remove_preds_and_fake_succs): New function.
21268 (dump_sa_points_to_info): Dump new stats.
21269 (dump_solution_for_var): Use find.
21270 (set_used_smts): Fix formatting.
21271 (compute_points_to_sets): Updated for new functions.
21272 (ipa_pta_execute): Ditto.
21274 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21275 Richard Sandiford <richard@codesourcery.com>
21277 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21279 * calls.c (expand_call): If the return value is a PARALLEL,
21280 extract its first member.
21281 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21282 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21283 use FUNCTION_EXTRA_EPILOGUE.
21284 (m68k_function_value): Return a PARALLEL if the return value
21285 is of a pointer type.
21286 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21287 (FUNCTION_EXTRA_EPILOGUE): Remove.
21288 * config/m68k/m68k.md (D0_REG): New constant.
21290 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21292 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21293 output a NOP for empty epilogues.
21295 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21297 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21298 before function. Extend register save check to include all
21299 registers, not just integer ones.
21301 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21303 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21304 (m68k_use_return_insn): ...this.
21305 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21306 * config/m68k/m68k.c (use_return_insn): Rename to...
21307 (m68k_use_return_insn): ...this.
21308 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21309 of USE_RETURN_INSN.
21311 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21313 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21314 nearest even, fix denormal rounding overflow.
21316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21318 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21319 f%$smove and f%$move.
21320 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21321 (extendsfdf2_cf): Use fdmove instead of f%&move.
21322 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21323 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21325 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21327 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21330 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21332 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21333 (coldfire_single_format): Declare.
21334 (coldfire_double_format): Likewise.
21335 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21336 of qnan_msb_set to determine the lower bits of a canonical
21338 (encode_ieee_double): Likewise.
21339 (encode_ieee_quad): Likewise.
21340 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21341 (mips_single_format): Likewise.
21342 (ieee_double_format): Likewise.
21343 (mips_double_format): Likewise.
21344 (ieee_extended_motorola_format): Likewise.
21345 (ieee_extended_intel_96_format): Likewise.
21346 (ieee_extended_intel_128_format): Likewise.
21347 (ieee_extended_intel_96_round_53_format): Likewise.
21348 (ibm_extended_format): Likewise.
21349 (mips_extended_format): Likewise.
21350 (ieee_quad_format): Likewise.
21351 (mips_quad_format): Likewise.
21352 (vax_f_format): Likewise.
21353 (vax_d_format): Likewise.
21354 (vax_g_format): Likewise.
21355 (i370_single_format): Likewise.
21356 (i370_double_format): Likewise.
21357 (decimal_single_format): Likewise.
21358 (decimal_double_format): Likewise.
21359 (decimal_quad_format): Likewise.
21360 (c4x_single_format): Likewise.
21361 (c4x_extended_format): Likewise.
21362 (real_internal_format): Likewise.
21363 (coldfire_single_format): New real_format.
21364 (coldfire_double_format): Likewise.
21365 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21366 canonical_nan_lsbs_set.
21367 (pdp11_d_format): Likewise.
21368 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21369 if TARGET_COLDFIRE_CPU.
21371 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21373 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21374 (output_call, m68k_legitimize_call_address): Declare.
21375 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21376 parenthesees. Add support for a 'W' constraint.
21377 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21378 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21379 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21380 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21382 (override_options): Initialize them. Do not set flag_no_function_cse
21383 for TARGET_ID_SHARED_LIBRARY.
21384 (m68k_output_pic_call): Delete.
21385 (m68k_legitimize_call_address): New function.
21386 (print_operand): Remove the %o prefix. Handle the %p prefix.
21387 (output_call): New function.
21388 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21389 target address from the GOT if symbolic jumps are not allowed.
21390 * config/m68k/m68k.md (call, general_operand): Do not set
21391 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21392 Merge separate flag_pic and !flag_pic define_insns into...
21393 (*call, *call_value): ...these new patterns. Match the address
21394 rather than the containing MEM and require it to be a call_operand.
21395 Use output_call to generate the asm template.
21396 * config/m68k/predicates.md (const_call_operand): New predicate.
21397 (call_operand): Likewise.
21399 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21401 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21402 (STACK_GROWS_DOWNWARD): Define to 1.
21403 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21404 comments, emphasizing that these values are only defaults.
21405 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21406 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21408 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21410 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21412 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21413 Richard Sandiford <richard@codesourcery.com>
21415 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21416 (FP_REGNO_P): New macros.
21417 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21418 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21419 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21420 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21422 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21424 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21425 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21427 * config/m68k/t-floatlib: New file, extracting common code from...
21428 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21429 * config/m68k/t-uclinux: Here.
21430 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21431 routines on ColdFire targets.
21433 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21435 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21436 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21437 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21438 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21439 explicitly set MOTOROLA to 1.
21440 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21443 Nathan Sidwell <nathan@codesourcery.com>
21445 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21446 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21447 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21448 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21449 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21450 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21451 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21452 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21453 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21454 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21455 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21456 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21457 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21458 (DBX_REGISTER_NUMBER): Delete.
21459 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21460 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21461 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21463 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21465 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21466 * config/flat.h: New file.
21467 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21468 OBJECT_FORMAT_FLAT.
21469 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21470 indirect references for -msep-data or -mid-shared-library.
21471 Do not use PC-relative code addresses either.
21472 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21474 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21475 for shared libraries and crt1.o for executables. Use crti.o and
21477 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21478 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21479 Do not add -elf2flt or -shared-lib-id options here.
21480 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21481 Pass -shared-lib-id if -mid-shared-library, taking the library
21482 identifier from -mshared-library-id if given, otherwise
21484 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21485 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21486 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21487 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21488 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21489 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21491 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21492 jump sequence for ISA A and ISA A+.
21493 (PICJUMP): Likewise.
21495 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21497 * config.gcc (m68k-*-uclinux*): Base the port on the common
21498 and m68k GNU/Linux files rather than on the generic ELF ones.
21499 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21500 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21502 2007-01-18 Julian Brown <julian@codesourcery.com>
21503 Richard Sandiford <richard@codesourcery.com>
21505 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21506 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21507 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21509 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21510 80 unconditionally.
21511 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21515 * doc/install.texi: Document m68k-uclinuxoldabi.
21516 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21517 * config/m68k/uclinux-oldabi.h: New file, copied from
21518 config/m68k/uclinux.h.
21520 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21522 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21523 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21524 (m32r_compute_frame_size): Use unsigned for regno.
21525 (m32r_reload_lr): Use gen_frame_mem.
21527 (m32r_output_function_epilogue): Don't output the function epilogue
21529 (m32r_expand_epilogue): New.
21530 (direct_return): Return false if the function has the interrupt
21532 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21533 * config/m32r/m32r.md (epilogue): New expander.
21534 (return_lr, return_rte): New insns.
21535 (return): Make it expander.
21536 (return_normal): New expander.
21538 2007-01-18 Josh Conner <jconner@apple.com>
21541 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21542 support for UNLE, UNLT, UNGE, and UNGT.
21544 2007-01-18 Jan Hubicka <jh@suse.cz>
21546 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21547 * tree-tailcall (add_virtual_phis): Likewise.
21548 (optimize_tail_call): Return TODOs.
21549 (execute_tail_calls): Return TODOs.
21550 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21551 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21553 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21554 Cleanup cfg using TODO.
21555 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21556 * passes.c (execute_function_todo): When cleanup did something, remove
21558 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21559 (make_edges): Don't cleanup_cfg.
21561 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21563 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21564 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21565 operate on the top of stack.
21566 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21567 register handling of instructions that output to the second
21569 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21570 (move_for_stack_reg): Special-case check for dead destination
21571 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21573 * config/i386/i386.md (UNSPEC_TAN): New constant.
21574 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21575 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21576 to correctly model move of constant 1.0 to top stack slot.
21577 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21578 (unnamed peephole2 pattern): Remove corresponding peephole2
21579 pattern that optimizes tan insn and loading of constant 1.0.
21580 (tanxf2): Use fptanxf4_i387.
21581 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21582 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21583 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21584 disable patterns for SSE math.
21585 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21586 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21588 2007-01-18 Dirk Mueller <dmueller@suse.de>
21589 Richard Guenther <rguenther@suse.de>
21592 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21593 * common.opt (Warray-bounds): Add new warning option.
21594 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21596 * Makefile.in: make tree-vrp.o depend on toplev.h
21597 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21599 (check_array_refs, check_array_bounds, check_array_ref): New.
21601 2007-01-18 Jan Hubicka <jh@suse.cz>
21603 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21604 (execute_ssa_ccp): Return flags conditionally.
21605 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21607 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21609 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21611 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21612 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21614 * Makefile.c (GTFILES): Add cfglayout.h.
21615 * gengtype.c (open_base_files): Likewise.
21616 * cfglayout.c (cfg_layout_function_footer,
21617 cfg_layout_function_header) Reindent to make gengtype happy.
21618 * cfglayout.h (cfg_layout_function_footer,
21619 cfg_layout_function_header): Add GTY(()) marker.
21621 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21623 2007-01-18 Ben Elliston <bje@au.ibm.com>
21625 * genautomata.c (write_automata): Include xstrerror output in the
21626 error message if writing the DFA description file fails.
21628 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21630 * config/mips/mips-protos.h (mips_output_external): Make it
21632 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21633 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21634 (extern_list): Likewise.
21635 (extern_head): Likewise.
21636 (TARGET_ASM_FILE_END): Likewise.
21637 (mips_file_end): Likewise.
21638 (mips_output_external): Rewritten.
21640 2007-01-18 Ben Elliston <bje@au.ibm.com>
21642 * genpreds.c (write_insn_preds_c): Only write out the function
21643 body for regclass_for_constraint if we have register constraints.
21645 2007-01-17 Tom Tromey <tromey@redhat.com>
21647 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21648 * doc/install.texi (Testing): Use sourceware.org.
21649 (Binaries): Likewise.
21650 (Specific): Likewise.
21651 * doc/contrib.texi (Contributors): Use sourceware.org.
21653 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21655 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21656 (AVR_ENHANCED): Rename to ...
21657 (AVR_HAVE_MUL): ... new.
21658 (avr_enhanced_p): Rename to ...
21659 (avr_have_mul_p): ... new.
21660 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21661 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21662 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21663 (avr_have_mul_p): ... new.
21664 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21665 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21666 'avr_enhanced_p' and 'enhanced'.
21667 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21668 AVR_HAVE_MUL instead of AVR_ENHANCED.
21669 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21670 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21671 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21672 instead of AVR_ENHANCED.
21673 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21674 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21675 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21677 2007-01-17 Ian Lance Taylor <iant@google.com>
21679 * vec.h (VEC_reserve_exact): Define.
21680 (vec_gc_p_reserve_exact): Declare.
21681 (vec_gc_o_reserve_exact): Declare.
21682 (vec_heap_p_reserve_exact): Declare.
21683 (vec_heap_o_reserve_exact): Declare.
21684 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21686 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21687 negative parameter.
21688 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21689 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21690 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21691 * vec.c (calculate_allocation): Add exact parameter. Change all
21693 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21694 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21695 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21696 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21697 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21698 (vec_heap_p_reserve_exact): New function.
21699 (vec_heap_o_reserve_exact): New function.
21701 2007-01-17 Jan Hubicka <jh@suse.cz>
21703 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21705 2007-01-17 Eric Christopher <echristo@apple.com>
21707 * config.gcc: Support core2 processor.
21709 2007-01-16 Jan Hubicka <jh@suse.cz>
21711 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21712 the names, just unlink the chain so we don't crash on dangling
21716 2007-01-16 Jan Hubicka <jh@suse.cz>
21718 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21719 * tree-pass.h: Reorder to make IPA passes appear toegher.
21720 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21722 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21723 parameters, do not call early inliner.
21724 * ipa-inline.c: Update comments. Include tree-flow.h
21725 (cgraph_decide_inlining): Do not compute inlining parameters.
21726 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21727 be called with function context set up.
21728 (pass_ipa_inline): Remove unreachable functions before pass.
21729 (cgraph_early_inlining): Simplify assuming to be called from the
21731 (pass_early_inline): New pass.
21732 (cgraph_gate_ipa_early_inlining): New gate.
21733 (pass_ipa_early_inline): Turn into simple wrapper.
21734 (compute_inline_parameters): New function.
21735 (gate_inline_passes): New gate.
21736 (pass_inline_parameters): New pass.
21737 (apply_inline): Move here from tree-optimize.c
21738 (pass_apply_inline): New pass.
21739 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21741 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21742 doing them by hand.
21743 (tree_function_versioning): Do not allocate dummy struct function.
21744 * tree-inline.h (optimize_inline_calls): Update prototype.
21745 * tree-optimize.c (execute_fixup_cfg): Export.
21746 (pass_fixup_cfg): Remove
21747 (tree_rest_of_compilation): Do not apply inlines.
21748 * tree-flow.h (execute_fixup_cfg): Declare.
21749 * Makefile.in (gt-passes.c): New.
21750 * passes.c: Include gt-passes.h
21751 (init_optimization_passes): New passes.
21752 (nnodes, order): New static vars.
21753 (do_per_function_toporder): New function.
21754 (execute_one_pass): Dump current pass here.
21755 (execute_ipa_pass_list): Don't dump current pass here.
21757 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21759 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21760 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21762 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21764 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21765 (strong_alias): Define.
21766 (__gcc_qmul): Provide non-FMA for soft-float.
21767 (__gcc_qdiv): Same.
21772 (__gcc_qunord): New.
21782 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21783 soft-float functions.
21784 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21785 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21786 about long double soft float.
21788 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21789 Tehila Meyzels <tehila@il.ibm.com>
21791 * tree-vectorizer.h (is_pattern_stmt_p): New.
21792 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21793 formatting (tabs instead of spaces). Cleanup and clarify setting
21794 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21795 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21796 (vectorizable_type_demotion): Check that types are integral.
21797 (vectorizable_type_promotion): Likewise.
21798 (vectorizable_store): Fix typo. Eliminate new-line at end of
21801 2007-01-16 Jan Hubicka <jh@suse.cz>
21803 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21806 2007-01-15 Eric Christopher <echristo@apple.com>
21808 * ifcvt.c: Include vec.h, vecprim.h.
21809 (check_cond_move_block): New argument regs.
21810 Reorganize. Add registers used to regs.
21811 (cond_move_process_if_block): Use regs set above as
21814 2007-01-15 Eric Christopher <echristo@apple.com>
21816 * config/darwin.h: Update copyright.
21817 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21818 (LINK_COMMAND_SPEC): Add -u.
21819 (LINK_SPEC): Fix umbrella for above.
21821 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21823 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21826 2007-01-15 Tom Tromey <tromey@redhat.com>
21828 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21829 * doc/install.texi (Testing): Don't mention jacks.
21830 (Configuration): Document --enable-java-maintainer-mode. Move
21831 --with-java-home to libgcj-specific section. Document
21833 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21835 2007-01-15 Jan Hubicka <jh@suse.cz>
21837 * tree-ssa-dce.c (DCE_TODOs): New.
21838 (propagate_necessity): Return if something changed.
21839 (eliminate_unnecessary_stmts): Likewise.
21840 (perform_tree_ssa_dce): Return TODO flags when needed.
21841 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21843 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21845 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21846 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21847 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21848 patterns using X87MODEF12 mode macro. Extend operand 1
21849 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21850 (log10<mode>2): Ditto.
21851 (log2<mode>2): Ditto.
21852 (log1p<mode>2): Ditto.
21853 (logb<mode>2): Ditto.
21854 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21855 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21856 (*fxtractxf3_i387): Rename from *fxtractxf3.
21857 (fxtract_extend<mode>xf3_i387): New insn pattern.
21858 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21859 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21860 and gen_fyl2xxf3_i387().
21862 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21864 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21865 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21866 get_loop_exit_edges. Changed return type to bool.
21867 * cfgloop.h (fix_loop_placement): Declaration removed.
21869 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21871 * param.h (MIN_VECT_LOOP_BOUND): New.
21872 * params.def (MIN_VECT_LOOP_BOUND): New.
21873 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21874 argument - minimum threshold for number of iterations.
21875 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21876 argument to declaration.
21877 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21878 MIN_VECT_LOOP_BOUND.
21879 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21880 slpeel_tree_peel_loop_to_edge with additional argument.
21881 (vect_do_peeling_for_alignment): Likewise.
21882 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21884 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21887 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21888 operands of size 1.
21890 2007-01-14 Jan Hubicka <jh@suse.cz>
21892 * tree-dfa.c (remove_referenced_var): New function.
21893 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21894 prune referenced vars list too.
21895 * tree-flow.h (remove_referenced_var): Declare.
21897 2007-01-14 Jan Hubicka <jh@suse.cz>
21899 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21901 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21902 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21903 * except.h (verify_eh_throw_table_statements): Kill prototype.
21904 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21905 into call exrepssions.
21906 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21908 * tree-cfg.c: Include pointer-set.h.
21909 (verify_node_sharing): Work on pointer set.
21910 (verify_eh_throw_stmt_node): New.
21911 (verify_stmts): Use pointers sets, verify throw_stmt.
21913 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21915 * ipa-reference.c (analyze_function): Consider also addresses taken
21918 2007-01-12 Roger Sayle <roger@eyesopen.com>
21920 * c-typeck.c (null_pointer_constant_p): Replace use of
21921 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21922 (build_c_cast): Likewise.
21924 2007-01-12 Roger Sayle <roger@eyesopen.com>
21926 * tree.h (force_fit_type_double): Remove unused final argument.
21927 * c-common.c (constant_expression_warning): Replace use of
21928 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21929 (convert_and_check): Likewise.
21930 (shorten_compare): Update call to force_fit_type_double.
21931 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21932 * convert.c (convert_to_pointer): Update call to
21933 force_fit_type_double.
21934 * fold-const.c (force_fit_type_double): Remove overflowed_const
21936 (int_const_binop, fold_convert_const_int_from_int,
21937 fold_convert_const_int_from_real, fold_div_compare,
21938 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21939 fold_abs_const, fold_not_const): Remove the final argument from
21940 calls to force_fit_type_double.
21942 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21944 * configure.ac: Set insn to "nop" for spu-*-* also.
21945 * configure: Regenerate.
21947 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21949 * builtins.def : Add BUILT_IN_FREE.
21951 2007-01-12 Jan Hubicka <jh@suse.cz>
21953 PR tree-optimization/30443
21954 * tree-inline.c (tree_function_versioning): Do not optimize when
21955 cloning for inlining.
21957 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21959 * doc/loop.texi: Document recording of loop exits.
21960 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21961 (update_single_exits_after_duplication,
21962 update_single_exit_for_duplicated_loop,
21963 update_single_exit_for_duplicated_loops): Removed.
21964 (duplicate_loop_to_header_edge): Do not call
21965 update_single_exits_after_duplication and
21966 update_single_exit_for_duplicated_loops.
21967 (loop_version): Do not update single_exit information.
21968 (fix_loop_structure): Use record_loop_exits instead of
21969 mark_single_exit_loops.
21970 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21971 the lists of loop exits.
21972 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21973 split_edge, merge_blocks): Update the lists of loop exits.
21974 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21975 loop_optimizer_init.
21976 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21977 of mark_single_exit_loops.
21978 (loop_optimizer_finalize): Call release_recorded_exits.
21979 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21980 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21981 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21982 update single exit information.
21983 * lambda-code.c (perfect_nestify): Ditto.
21984 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21985 (mark_single_exit_loops): Removed.
21986 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21987 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21988 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21990 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21991 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21992 (verify_loop_structure): Verify consistency of the exit lists.
21993 (flow_loops_find): Use alloc_loop. Initialize exits hash.
21994 (set_single_exit): Removed.
21995 * cfgloop.h (struct loop_exit): New function.
21996 (struct loop): single_exit_ field replaced by exits field.
21997 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
21998 LOOPS_HAVE_RECORDED_EXITS.
21999 (struct loops): Added exits hash.
22000 (mark_single_exit_loops, set_single_exit): Declaration removed.
22001 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22005 * doc/invoke.texi: Avoid use of @headitem.
22007 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22009 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22011 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22013 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22016 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22017 Richard Sandiford <richard@codesourcery.com>
22019 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22020 * config/m68k/m68k.opt: Resort options.
22021 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22023 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22024 Richard Sandiford <richard@codesourcery.com>
22026 * doc/invoke.texi: Document the macros that are defined by
22027 m68k's -mtune and -mhard-float options.
22028 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22029 (m68k_cpp_cpu_family): Likewise.
22030 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22031 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22032 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22033 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22034 (m68k_cpp_cpu_family): Likewise.
22036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22038 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22039 macros besides mc68000 as tuning macros. Use a switch statement
22040 to set them and mcpu32.
22042 2007-01-12 Julian Brown <julian@codesourcery.com>
22044 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22045 (TARGET_68040_ONLY): Rename to...
22046 (TARGET_68040): ...this.
22047 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22048 * config/m68k/m68k.md: Likewise.
22050 2007-01-12 Julian Brown <julian@codesourcery.com>
22051 Nathan Sidwell <nathan@codesourcery.com>
22052 Richard Sandiford <richard@codesourcery.com>
22054 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22055 the -mcpu= argument associated with the --with-cpu setting.
22056 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22057 if different from the one implied by the -mcpu setting.
22058 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22059 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22060 * doc/invoke.texi: Mention ColdFire in the introduction to the
22061 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22062 -mno-div and -mhard-float options. Make -m68881 a synonym for
22063 -mhard-float. Document the previously-undocumented -m5206e,
22064 -m528x, -m5307 and -m5407 options. Tweak the existing option
22065 documentation for consistency.
22066 * doc/install.texi: Mention new --with-cpu arguments.
22067 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22068 default CPU if neither -mcpu nor -march are specified.
22069 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22070 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22071 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22072 using m68k_tune to decide between families that implement the
22073 same ISA. Use m68k_tune to set __mcfv4e__.
22074 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22075 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22076 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22077 (FL_ISA_C, FL_ISA_MMU): New macros.
22078 (MASK_COLDFIRE): Delete.
22079 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22080 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22081 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22082 (TARGET_HARD_FLOAT): Do not define here.
22083 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22084 (TUNE_68000): New macro.
22085 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22086 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22087 (TUNE_CFV2): Redefine in terms of m68k_tune.
22088 (uarch_type, target_device, fpu_type): New enums.
22089 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22090 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22091 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22092 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22093 (FL_FOR_isa_c): New macros.
22094 (m68k_isa): New enum.
22095 (m68k_target_selection): New structure.
22096 (all_devices, all_isas, all_microarchs): New tables.
22097 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22098 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22099 (MASK_ALL_CPU_BITS): Delete.
22100 (m68k_find_selection): New function.
22101 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22102 Map the legacy target options to a combination of the new ones.
22103 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22104 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22105 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22107 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22108 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22110 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22111 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22112 * config/m68k/m68k-devices.def: New file.
22114 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22115 Nathan Sidwell <nathan@codesourcery.com>
22117 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22118 (SUBTARGET_EXTRA_SPECS): New macros.
22119 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22120 use %(asm_cpu_spec) instead.
22121 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22122 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22123 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22124 (EXTRA_SPECS): Rename to...
22125 (SUBTARGET_EXTRA_SPECS): ...this.
22127 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22128 Richard Sandiford <richard@codesourcery.com>
22129 Julian Brown <julian@codesourcery.com>
22131 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22132 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22133 to the configuration's default CPU.
22134 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22135 Remove default masks.
22136 (m680[012]0-*-*): Set the default with_cpu to the first part of
22138 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22139 (m68k*-*-linux): Extend the --with-cpu handling to...
22140 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22141 and m68010. Don't set target_cpu_default2.
22142 * doc/install.texi: Document --with-cpu for m68k.
22143 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22144 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22145 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22146 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22147 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22148 (ASM_SPEC): Remove use of %(asm_cpu_default).
22149 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22150 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22151 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22152 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22153 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22154 (TARGET_DEFAULT): Delete.
22155 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22156 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22157 (CPP_CPU_SPEC): Delete.
22158 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22159 the appropriate string.
22160 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22161 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22162 (ASM_SPEC): Don't use %(asm_default_spec).
22163 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22164 TARGET_DEFAULT and add MASK_68881.
22165 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22167 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22169 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22170 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22171 MASK_68010 alongside MASK_68020.
22172 * doc/invoke.texi: Document -m68010.
22173 * config/m68k/m68k.opt (m68010): New.
22174 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22176 (TUNE_68010): New macro.
22177 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22178 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22179 (M68K_CPU_m68332): Add MASK_68010.
22180 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22181 fallback definition.
22182 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22184 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22185 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22186 to all entries that use MASK_68020.
22187 (output_move_simode_const, output_move_himode, output_move_qimode)
22188 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22189 instead of TARGET_68020 to select clr behavior. Remove comment
22190 about there being no TARGET_68010.
22191 * config/m68k/m68k.md: Likewise throughout.
22193 2007-01-12 Julian Brown <julian@codesourcery.com>
22195 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22196 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22197 * config/m68k/m68k.md: Likewise.
22199 2007-01-12 Julian Brown <julian@codesourcery.com>
22201 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22202 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22204 2007-01-12 Julian Brown <julian@codesourcery.com>
22206 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22207 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22208 * config/m68k/m68k.md: Likewise.
22210 2007-01-12 Julian Brown <julian@codesourcery.com>
22211 Richard Sandiford <richard@codesourcery.com>
22213 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22214 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22215 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22217 (TARGET_CPU32): Rename to...
22218 (TUNE_CPU32): ...this.
22219 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22220 (TUNE_CFV2): New macros.
22221 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22222 remove conditions that are implied by TARGET_68020.
22223 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22224 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22225 (m68k_output_function_epilogue): Likewise.
22226 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22227 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22228 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22229 non-68000 timings. Refactor multiplication and division costs.
22230 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22231 TUNE_CPU32 instead of TARGET_CPU32.
22232 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22233 and TUNE_68060 instead of TARGET_68060.
22234 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22235 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22237 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22238 && !TARGET_COLDFIRE" to choose between moveq and clr.
22239 Likewise in the unnamed movsf pattern.
22240 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22241 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22244 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22246 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22247 of tabbing before backslashes.
22249 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22251 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22252 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22253 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22255 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22257 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22258 find_interesting_uses_cond.
22259 (find_interesting_uses_cond): Use extract_cond_operands.
22260 (rewrite_use_compare): Use extract_cond_operands and
22261 force_gimple_operand_bsi. Do not call update_stmt.
22262 (determine_use_iv_cost_condition): Use extract_cond_operands.
22263 Return cheaper of using original bound and changing the exit bound.
22265 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22267 PR tree-optimization/29516
22268 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22269 most_expensive_mult_to_index, addr_to_parts,
22270 create_mem_ref, maybe_fold_tmr): Make the type of
22271 fields of TARGET_MEM_REF sizetype.
22272 (move_fixed_address_to_symbol, move_pointer_to_base):
22274 * tree.def (TARGET_MEM_REF): Add comment on types of
22277 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22279 * c-common.c (vector_types_convertible_p): Treat opaque types as
22280 always convertible if they have the same size, but not otherwise.
22282 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22284 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22285 Remove the b_unconditional field.
22286 (noce_try_sign_mask): Do not look at b_unconditional.
22287 (noce_process_if_block): Do not use merge_if_blocks. Update
22288 the CFG here. Do not set b_unconditional.
22289 (cond_move_process_if_block): Likewise.
22290 (find_cond_trap): Likewise.
22291 (check_cond_move_block): Require simple jump insns at the end
22292 of the basic block.
22294 2007-01-11 Jan Hubicka <jh@suse.cz>
22296 PR tree-optimization/1046
22297 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22298 when alias info is not ready.
22299 (pass_tail_recursion): Do not require aliasing.
22300 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22301 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22302 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22303 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22304 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22305 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22306 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22308 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22309 When aliasing is not build, mark statement as volatile.
22311 2007-01-11 Tom Tromey <tromey@redhat.com>
22313 PR preprocessor/15185, PR preprocessor/20989:
22314 * doc/cppopts.texi <-MT>: Update description of algorithm for
22315 computing default target.
22316 <-M, -MD>: Reword "basename" text.
22318 2007-01-11 Roger Sayle <roger@eyesopen.com>
22320 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22321 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22322 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22323 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22324 fold_builtin_bswap, real_constp, fold_builtin_pow,
22325 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22326 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22327 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22328 * convert.c (convert_to_pointer): Likewise.
22329 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22330 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22331 const_binop, fold_convert_const_int_from_int,
22332 fold_convert_const_int_from_real,
22333 fold_convert_const_real_from_real, sign_bit_p,
22334 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22335 fold_sign_changed_comparison, fold_unary, fold_comparison,
22336 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22337 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22338 * print-tree.c (print_node_brief, print_node): Likewise.
22339 * stor-layout.c (place_field, layout_type): Likewise.
22340 * tree-chrec.c (keep_cast): Likewise.
22341 * tree.c (build_vector, build_real, build_real_from_int_cst,
22342 build_complex): Likewise.
22344 2007-01-11 Roger Sayle <roger@eyesopen.com>
22346 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22347 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22349 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22351 * configure.ac (strict1_warn): Rename to strict_warn.
22352 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22353 cc_set_by_configure, quoted_cc_set_by_configure,
22354 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22355 all_boot_languages, all_stagestuff): Remove.
22356 (target_list): Remove bootstrap targets.
22357 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22358 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22359 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22360 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22361 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22362 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22363 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22364 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22365 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22366 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22367 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22368 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22369 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22370 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22371 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22372 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22373 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22374 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22375 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22376 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22377 (mostlyclean): Adjust.
22378 (clean, distclean): Don't mention bootstrap stuff.
22379 * configure: Regenerate.
22380 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22381 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22382 treelang/config-lang.in (stagestuff): Remove.
22383 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22384 stageprofile, stagefeedback, stagestuff): Remove mention.
22386 2007-01-11 Nick Clifton <nickc@redhat.com>
22388 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22390 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22391 (mcore_arith_K_S_operand): Run the test for the S constraint not
22392 the test for the M constraint.
22393 (mcore_addsub_operand): Do not accept integer values that are
22394 larger than 32 bits.
22395 * config/mcore/mcore.md: Remove unused constraints from split.
22396 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22397 (addsi3): Likewise.
22398 (allocate_stack): Likewise.
22399 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22400 operands to 32 bits.
22401 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22403 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22404 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22405 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22406 mcore_output_bclri, mcore_output_andn, output_inline_const,
22407 mcore_output_move, mcore_output_movedouble): Likewise.
22408 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22409 (output_inline_const): Likewise.
22410 (output_inline_const): Fix format strings used in sprintf
22412 * config/mcore/mcore-protos.h: Update prototypes for changed
22413 functions in mcore.c.
22414 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22415 HOST_WIDE_INT and not int.
22416 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22417 CONST_OK_FOR_N): Likewise.
22418 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22419 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22422 2007-01-10 Jan Hubicka <jh@suse.cz>
22424 * tree-vrp.c (remove_range_assertions): Release defs.
22425 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22426 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22428 2007-01-10 Paul Brook <paul@codesourcery.com>
22430 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22431 * config/arm/arm.md (mulsi3subsi): New insn.
22433 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22435 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22436 (tree_transform_and_unroll_loop): New.
22437 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22440 2007-01-10 Robert Kennedy <jimbob@google.com>
22442 * fold-const.c (fold_comparison): Fold comparisons like (x *
22443 1000 < 0) to (x < 0).
22445 2007-01-10 Ian Lance Taylor <iant@google.com>
22447 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22448 operands have the same priority.
22450 2007-01-10 Tom Tromey <tromey@redhat.com>
22452 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22453 (fold_binary): Likewise.
22454 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22455 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22456 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22457 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22458 * langhooks.h (struct lang_hooks): Removed field
22459 'can_use_bit_fields_p'.
22461 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22463 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22465 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22467 * function.c (get_last_funcdef_no): New function.
22468 * function.h (get_last_funcdef_no): Declare.
22469 * tree-inline.c (initialize_cfun): Add initialization.
22470 (tree_function_versioning): Cleanup.
22472 2007-01-10 Jan Hubicka <jh@suse.cz>
22474 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22477 2007-01-10 Sa Liu <saliu@de.ibm.com>
22478 Ben Elliston <bje@au.ibm.com>
22480 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22481 for SAVE_NONLOCAL and Pmode for any other save level.
22482 * spu-protos.h (spu_restore_stack_block): Declare.
22483 * spu.md (save_stack_block): Remove.
22484 (restore_stack_block): Call spu_restore_stack_block.
22485 * spu.c (spu_restore_stack_block): New function.
22486 (spu_expand_epilogue): Remove old comment.
22488 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22490 PR tree-optimization/30322
22491 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22492 (cand_value_at): Return the value as aff_tree.
22493 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22494 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22495 aff_combination_mult): New functions.
22496 (aff_combination_add): Use aff_combination_add_cst.
22497 (aff_combination_convert): Allow conversions to a wider type.
22498 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22499 * tree-affine.h (aff_combination_mult): Declare.
22501 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22503 * doc/tm.texi: Update documentation to reflect reality of exec
22504 and start file search behaviours. Update copyright year.
22505 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22506 header file directories.
22508 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22510 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22511 (*cosxf2): Rename to cosxf2_i387.
22512 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22513 using X87MODEF12 mode macro. Rename patterns to
22514 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22516 (*cosdf2, *cossf2): Ditto.
22517 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22518 to match extended input operands.
22519 (sincos<mode>3): New expander.
22520 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22521 insn patterns and corresponding splitters.
22523 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22525 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22526 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22528 2007-01-09 Nicolas Pitre <nico@cam.org>
22531 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22533 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22535 * target.h (struct gcc_target): New field library_rtti_comdat.
22536 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22537 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22538 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22539 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22541 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22543 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22545 2007-01-08 Richard Guenther <rguenther@suse.de>
22547 * tree.h (force_fit_type_double): Export.
22548 (force_fit_type): Remove.
22549 * fold-const.c (force_fit_type_double): New function.
22550 (force_fit_type): Remove.
22551 (int_const_binop): Use it.
22552 (fold_convert_const_int_from_int): Likewise.
22553 (fold_convert_const_int_from_real): Likewise.
22554 (fold_div_compare): Likewise.
22555 (fold_sign_changed_comparison): Likewise.
22556 (fold_unary): Likewise.
22557 (fold_negate_const): Likewise.
22558 (fold_abs_const): Likewise.
22559 (fold_not_const): Likewise.
22560 * c-common.c (shorten_compare): Use force_fit_type_double.
22561 * convert.c (convert_to_pointer): Likewise.
22563 2007-01-08 Richard Guenther <rguenther@suse.de>
22565 * tree.h (build_int_cst_wide_type): Export.
22566 * tree.c (build_int_cst_wide_type): New function.
22567 (build_int_cst_wide): Fix comment.
22568 * builtins.c (fold_builtin_object_size): Use build_int_cst
22569 to build -1 or 0 of the correct type. Use fit_double_type
22570 to check for overflow.
22571 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22573 (decode_field_reference): Likewise.
22574 (all_ones_mask_p): Likewise.
22575 (native_interpret_int): Use build_int_cst_wide_type.
22576 (fold_binary): Use build_int_cst_type to build an all-ones
22578 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22580 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22582 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22584 2007-01-09 Ben Elliston <bje@au.ibm.com>
22586 * genautomata.c (STATS_OPTION): New option.
22587 (stats_flag): New flag.
22588 (gen_automata_option): Handle it.
22589 (initiate_automaton_gen): Ditto.
22590 (write_automata): Output statistics only if stats_flag is
22591 set. Likewise, output time statistics only if time_flag is set.
22592 * doc/md.texi (Processor pipeline description): Document new flag.
22594 2007-01-08 Richard Guenther <rguenther@suse.de>
22596 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22597 * tree.c (build_int_cst_type): Likewise.
22598 (size_in_bytes): Don't call force_fit_type on the result.
22599 (int_fits_type_p): Use fit_double_type.
22600 * fold-const.c (fit_double_type): New function.
22601 (force_fit_type): Use it.
22602 * tree.h (fit_double_type): Export.
22604 2007-01-08 Jan Hubicka <jh@suse.cz>
22606 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22607 * ipa.c (function_and_variable_visibility): Fix return type.
22609 2007-01-08 Richard Guenther <rguenther@suse.de>
22611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22612 of offset to build the index.
22613 * tree-pretty-print.c (dump_generic_node): Don't build negated
22614 const just for printing.
22615 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22616 * builtins.c (fold_builtin_int_roundingfn): Check if result
22617 fits the type by using force_fit_type and comparing the result.
22618 * predict.c (predict_loops): Use compare_tree_int for comparison.
22619 * tree.c (build_int_cst): Fall back to integer_type_node for
22621 (build_int_cst_wide): Assert type is non-null.
22623 2007-01-08 Roberto Costa <roberto.costa@st.com>
22625 * tree-vrp.c (extract_range_from_cond_expr): New.
22626 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22627 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22629 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22630 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22631 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22632 used as expressions.
22633 * tree-object-size.c (cond_expr_object_size): New.
22634 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22636 2007-01-08 Jan Hubicka <jh@suse.cz>
22638 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22639 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22642 2007-01-08 Richard Guenther <rguenther@suse.de>
22644 PR tree-optimization/23603
22645 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22646 (extract_range_from_binary): Fall back to truthvalue instead of
22647 varying for TRUTH_*_EXPR.
22648 (extract_range_from_comparison): Fall back to truthvalue instead of
22650 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22651 if all visited PHI values were constant.
22653 2007-01-08 Jan Hubicka <jh@suse.cz>
22655 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22656 (cgraph_analyze_function): break out from ...
22657 (cgraph_finalize_compilation_unit): ... here.
22658 (cgraph_expand_function): Remove forgoten commented out line.
22659 (cgraph_optimize): Analyze functions.
22661 2007-01-08 Jan Hubicka <jh@suse.cz>
22663 * tree-pas.h (TODO_remove_function): New flag.
22664 (TODO_update*): Renumber.
22665 (pass_ipa_increase_alignment,
22666 pass_ipa_function_and_variable_visibility): New passes.
22667 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22668 (cgraph_function_and_variable_visibility): Move to ipa.c
22669 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22670 cgraph_increase_alignment.
22671 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22672 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22673 calling tree-inline.
22674 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22675 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22676 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22677 (gate_increase_alignment): New function.
22678 (pass_ipa_increase_alignment): New pass.
22679 * ipa.c: Inline tree-pass.h and timevar.h
22680 (function_and_variable_visibility): Move here from cgraphunit.c
22681 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22682 * passes.c (init_optimization_passes): Add the two new passes.
22683 (execute_todo): Handle cgraph_remove_functions.
22685 2007-01-08 Nick Clifton <nickc@redhat.com>
22687 * config/frv/predicates.md (reg_or_0_operand): Accept
22690 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22692 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22693 * config.gcc: Add bfin*-rtems*.
22695 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22697 * c.opt: Add -flax-vector-conversions.
22698 * c-typeck.c (convert_for_assignment): Pass flag to
22699 vector_types_convertible_p to allow emission of note.
22700 (digest_init): Likewise.
22701 * c-opts.c: Handle -flax-vector-conversions.
22702 * c-common.c (flag_lax_vector_conversions): New.
22703 (vector_types_convertible_p): Unless -flax-vector conversions
22704 has been passed, disallow conversions between vectors with
22705 differing numbers of subparts and/or element types. If such
22706 a conversion is disallowed, possibly emit a note on the first
22707 occasion only to inform the user of -flax-vector-conversions.
22708 The new last argument specifies this.
22709 * c-common.h (flag_lax_vector_conversions): New.
22710 (vector_types_convertible_p): Add extra argument.
22711 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22712 char_type_node for V*QI type vectors.
22713 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22714 Update to satisfy new typechecking rules.
22715 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22716 C and C++ variants.
22717 * doc/invoke.texi (C Dialect Options): Document
22718 -flax-vector-conversions.
22720 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22722 PR tree-optimization/29877
22723 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22724 a register variable on the RHS to not be replaceable.
22726 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22727 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22728 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22729 const_simm15, const_pow2, const_npow2): Added.
22730 * config/score/misc.md (insv, extv, extzv, movmemsi,
22731 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22732 * config/score/score.c (score_address_cost, score_select_cc_mode):
22734 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22735 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22736 Update score_print_operand.
22737 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22738 Adjust register allocate order and update some macro define.
22739 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22740 mdx_block_move_straight, mdx_block_move_loop_head,
22741 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22742 mdx_block_move_loop, mdx_block_move): Added.
22743 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22744 mdp_limm): Updated and fix some bug and typo.
22745 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22746 (movsf, movdf, doloop_end): Added.
22748 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22750 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22751 config/arm/thumb2.md: Fix comment typos.
22752 * doc/extend.texi: Fix a typo.
22754 2007-01-07 Eric Christopher <echristo@apple.com>
22756 * configure.ac: Check for __stack_chk_fail for darwin.
22757 * configure: Regenerate.
22759 2007-01-07 Richard Guenther <rguenther@suse.de>
22761 * tree-vrp.c (extract_range_from_assert): CSE calls to
22762 compare_values where possible.
22763 (extract_range_from_unary_expr): Likewise.
22765 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22767 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22768 * config/avr/avr.c (call_insn_operand): Delete function.
22769 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22770 instead of register number. Use predicates.
22771 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22772 call_insn_operand): Add.
22774 2007-01-06 Jan Hubicka <jh@suse.cz>
22776 * tree-pass.h (pass_build_cgraph_edges): Declare.
22777 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22778 (visited_nodes): Remove.
22779 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22780 build_cgrpah_edges; make visited_nodes local.
22781 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22782 (record_references_in_initializer): Move to cgraphbuild.c
22783 (initialize_inline_failed, rebuild_cgraph_edges,
22784 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22785 (verify_cgraph_node): Make visited_nodes local.
22786 (cgraph_analyze_function): Do not call cgraph_create_edges and
22787 initialize_inline_failed.
22788 (cgraph_expand_function): Do not call cgraph_lower_function;
22789 assert that function is already lowered.
22790 * Makefile.in (cgraphbuild.o): New.
22791 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22792 at the end of lowering passes.
22794 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22796 * ifcvt.c (cond_move_convert_if_block): New function, code
22797 factored out from...
22798 (cond_move_process_if_block): ...here. Call the new function
22799 on the THEN and ELSE blocks.
22800 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22801 already takes care of this.
22803 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22806 * tree.h (TREE_OVERFLOW_P): New.
22807 * c-typeck.c (parser_build_unary_op): Warn only if result
22808 overflowed and operands did not.
22809 (parser_build_binary_op): Likewise.
22810 (convert_for_assignment): Remove redundant overflow_warning.
22811 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22813 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22815 * c-typeck.c (store_init_value): Split over two lines to follow
22816 the GNU coding style.
22818 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22820 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22821 __GXX_EXPERIMENTAL_CXX0X__.
22822 * doc/cpp.texi: Same.
22824 2007-01-05 Richard Guenther <rguenther@suse.de>
22826 PR middle-end/27826
22827 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22828 with mismatched types. Instead explicitly build a
22829 conversion NOP_EXPR.
22831 2007-01-05 Ian Lance Taylor <iant@google.com>
22833 * c-common.c (decl_with_nonnull_addr_p): New function.
22834 (c_common_truthvalue_conversion): Call it.
22835 * c-typeck.c (build_binary_op): Likewise.
22836 * c-common.h (decl_with_nonnull_addr_p): Declare.
22838 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22841 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22844 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22846 * doc/install.texi (Final install): Document the fact that
22847 the GNAT runtime should not be stripped.
22849 2007-01-04 Jan Hubicka <jh@suse.cz>
22851 * tree-inline.c (fold_marked_statements): Update operand caches
22852 and EH after folding
22854 2007-01-04 Ian Lance Taylor <iant@google.com>
22856 * c-common.c (check_function_nonnull): Whitespace fix.
22858 2007-01-04 Jan Hubicka <jh@suse.cz>
22860 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22861 comitted older version of patch.
22862 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22863 function, celanup cfg and collect garbage.
22865 2007-01-04 Mike Stump <mrs@apple.com>
22867 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22870 2007-01-04 Eric Christopher <echristo@apple.com>
22872 * libgcc2.c (__bswapsi2): Use SItype.
22873 (__bswapdi2): Use DItype.
22874 * libgcc2.h: Update for above.
22876 2007-01-04 Paul Brook <paul@codesourcery.com>
22878 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22879 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22880 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22881 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22882 umulsi3_highpart): Make conditional on !arm_arch6.
22883 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22884 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22885 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22886 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22887 umulsi3_highpart_v6): New insns.
22889 2007-01-04 Roger Sayle <roger@eyesopen.com>
22891 * fold-const.c (fold_convert): When casting an expression to void,
22892 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22893 have a type. Instead of attempting to build a NOP_EXPR, return
22894 these "special" trees directly.
22896 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22898 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22899 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22900 rs6000_cost->fp not 0 as adjustment for outer NEG.
22902 2007-01-04 Jan Hubicka <jh@suse.cz>
22904 * cgraph.c (cgraph_release_function_body): New function.
22905 (cgraph_remove_node): Use it.
22906 * cgraph.h (cgraph_release_function_body): Declare.
22907 * cgraphunit.c (cgraph_expand_function): Use it.
22908 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22909 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22910 is initialized and while compilation of other function is running.
22911 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22912 statement CFG annotations from here to ...
22913 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22915 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22917 * cfgloop.h (enum li_flags): Make the constants powers of two.
22919 2007-01-04 Jan Hubicka <jh@suse.cz>
22921 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22923 (fold_marked_statements): New function.
22924 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22925 * tree-inline.h (copy_body_data): Add statements_to_fold.
22927 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22929 * config.gcc: Mention libgcc/config.host.
22930 * Makefile.in: Update comments mentioning libgcc.
22931 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22932 (all.cross, start.encap, rest.encap, rest.cross): Update
22933 dependencies for libgcc move.
22934 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22935 (clean-target, clean-target-libgcc): Delete.
22936 (srcdirify, GCC_EXTRA_PARTS): New macros.
22937 (libgcc-support, libgcc.mvars): New rules.
22938 (distclean): Remove mention of mklibgcc.
22939 (install): Don't reference INSTALL_LIBGCC.
22940 (install-common): Don't reference EXTRA_PARTS.
22941 (install-libgcc, install-multilib): Delete rules.
22942 * mklibgcc.in: Delete file.
22943 * doc/configfiles.texi: Don't mention mklibgcc.
22945 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22946 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22947 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22948 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22949 (mklibgcc, ldblspecs): Likewise.
22951 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22952 (posixpre.def): Use $(T).
22953 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22954 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22955 (SHLIB_LINK): Make dummy.
22956 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22958 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22960 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22961 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22962 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22963 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22965 * configure.ac (all_outputs): Remove mklibgcc.
22966 * configure: Regenerated.
22968 2007-01-03 Josh Conner <jconner@apple.com>
22970 PR middle-end/29683
22971 * calls.c (compute_argument_addresses): Set stack and stack_slot
22972 for partial args, too.
22973 (store_one_arg): Use locate.size.constant for the size when
22974 generating a save_area.
22976 2007-01-03 Robert Kennedy <jimbob@google.com>
22978 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22979 whose definitions are deleted due to basic block merging.
22981 2007-01-03 Paul Brook <paul@codesourcery.com>
22984 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22986 (use_return_insn): Return 0 for Thumb interrupt functions.
22987 (print_multi_reg): Add rfe argument for IRQ returns.
22988 (arm_output_epilogue): Pop interrupt return address directly into PC.
22989 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22991 2007-01-03 Paul Brook <paul@codesourcery.com>
22993 Merge from sourcerygxx-4_1.
22994 * config/arm/thumb2.md: New file.
22995 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
22997 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
22998 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
22999 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23000 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23002 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23003 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23005 * config/arm/ieee754-sf.S: Ditto.
23006 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23007 (thumb1_base_register_rtx_p): ... to this.
23008 (thumb_index_register_rtx_p): Rename...
23009 (thumb1_index_register_rtx_p): ... to this.
23010 (thumb_output_function_prologue): Rename...
23011 (thumb1_output_function_prologue): ... to this.
23012 (thumb_legitimate_address_p): Rename...
23013 (thumb1_legitimate_address_p): ... to this.
23014 (thumb_rtx_costs): Rename...
23015 (thumb1_rtx_costs): ... to this.
23016 (thumb_compute_save_reg_mask): Rename...
23017 (thumb1_compute_save_reg_mask): ... to this.
23018 (thumb_final_prescan_insn): Rename...
23019 (thumb1_final_prescan_insn): ... to this.
23020 (thumb_expand_epilogue): Rename...
23021 (thumb1_expand_epilogue): ... to this.
23022 (arm_unwind_emit_stm): Rename...
23023 (arm_unwind_emit_sequence): ... to this.
23024 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23025 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23026 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23027 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23028 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23029 thumb2_output_casesi): New functions.
23030 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23031 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23032 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23033 THUMB2_WORK_REGS): Define.
23034 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23035 arm_condexec_mask, arm_condexec_masklen)): New variables.
23036 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23037 (arm_override_options): Check new CPU capabilities.
23038 Set new architecture flag variables.
23039 (arm_isr_value): Handle v7m interrupt functions.
23040 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23042 (const_ok_for_arm): Handle Thumb-2 constants.
23043 (arm_gen_constant): Ditto. Use movw when available.
23044 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23046 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23047 (thumb_find_work_register, arm_load_pic_register,
23048 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23049 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23050 print_multi_reg, output_mov_long_double_fpa_from_arm,
23051 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23052 output_mov_double_fpa_from_arm, output_move_double,
23053 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23054 output_return_instruction, arm_output_function_prologue,
23055 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23056 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23057 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23058 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23059 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23060 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23062 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23063 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23064 (arm_file_start): Output directive for unified syntax.
23065 (arm_unwind_emit_set): Handle stack alignment instruction.
23066 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23067 Add v6t2, v7, v7a, v7r and v7m.
23068 (RETLDM): Add Thumb-2 code.
23069 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23070 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23071 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23072 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23073 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23074 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23075 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23076 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23077 ADJUST_INSN_LENGTH): Define.
23078 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23079 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23080 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23081 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23082 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23083 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23084 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23085 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23086 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23087 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23088 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23089 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23090 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23091 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23092 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23093 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23094 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23096 * config/arm/arm-tune.md: Regenerate.
23097 * config/arm/arm-protos.h: Update prototypes.
23098 * config/arm/vfp.md: Enable patterns for Thumb-2.
23099 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23100 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23101 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23102 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23103 * config/arm/libunwind.S: Add Thumb-2 code.
23104 * config/arm/constraints.md: Update include Thumb-2.
23105 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23106 * config/arm/ieee754-df.S: Ditto.
23107 * config/arm/bpabi.S: Ditto.
23108 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23109 * config/arm/predicates.md (low_register_operand,
23110 low_reg_or_int_operand, thumb_16bit_operator): New.
23111 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23112 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23113 * config/arm/t-arm-elf: Add armv7 multilib.
23114 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23116 (UNSPEC_STACK_ALIGN, ce_count): New.
23117 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23118 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23120 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23121 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23122 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23123 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23124 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23125 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23127 * doc/extend.texi: Document ARMv7-M interrupt functions.
23128 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23130 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23132 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23133 (struct _Unwind_Context): Rename args_size to flags, remove
23134 signal_frame field, add a new args_size field and version field.
23135 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23136 _Unwind_IsExtendedContext): New inline functions.
23137 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23138 Assume by_value array is only present if _Unwind_IsExtendedContext.
23139 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23140 _Unwind_IsSignalFrame.
23141 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23142 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23143 (uw_init_context_1): Initialize context->flags to
23144 EXTENDED_CONTEXT_BIT.
23145 * config/rs6000/linux-unwind.h (frob_update_context): Use
23146 _Unwind_SetSignalFrame.
23148 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23150 PR middle-end/30353
23151 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23152 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23155 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23157 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23158 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23159 RET, AT_SP): Remove.
23160 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23163 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23164 * cfgbuild.c (find_basic_blocks): Likewise.
23165 * cfgrtl.c (rtl_create_basic_block): Likewise.
23166 * function.c (temp_slots_at_level): Likewise.
23167 * reg-stack.c (stack_regs_mentioned): Likewise.
23168 * regclass.c (allocate_reg_info): Likewise.
23169 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23170 set_bb_for_stmt, move_block_to_fn): Likewise.
23171 * tree-complex.c (tree_lower_complex): Likewise.
23172 * vec.h (VEC_safe_grow_cleared): New.
23174 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23176 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23178 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23179 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23181 * cfgloopmanip.c (scale_loop_frequencies): Export.
23182 (loopify): Scale the frequencies by prescribed coefficients.
23183 (set_zero_probability): New function.
23184 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23185 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23186 and frequencies according to arguments.
23187 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23189 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23190 * modulo-sched.c (sms_schedule): Set probabilities for entering
23191 versioned loop correctly.
23192 * tree-vect-transform.c (vect_transform_loop): Ditto.
23193 * cfgloop.h (loopify, loop_version): Declaration changed.
23194 (scale_loop_frequencies): Declared.
23196 2007-01-02 Jan Hubicka <jh@suse.cz>
23198 * cgraph.c: Include tree-flow.h
23199 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23200 early_local_passes.
23201 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23202 * tree-pass.h (pass_all_early_optimizations): Declare.
23203 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23204 early_local_passes.
23205 (cgraph_analyze_function): Do early_local_passes.
23206 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23207 Do not add referenced vars.
23208 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23210 (gate_all_early_local_passes): New gate.
23211 (pass_early_local_passes): Use new gate.
23212 (execute_early_local_optimizations): New functions.
23213 (gate_all_early_optimizations): New gate.
23214 (pass_all_early_optimizations): New pass.
23215 (execute_free_datastructures): Free SSA only when initialized.
23216 (gate_init_datastructures): Init only when optimizing.
23217 (tree_lowering_passes): Do early local passes when called late.
23218 * tree-profile.c (do_tree_profiling): Don't profile functions added
23220 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23221 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23223 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23224 during early_local_passes.
23225 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23228 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23230 * Makefile.in: Update copyright year.
23232 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23234 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23235 in $(lang_checks) and check-consistency targets.
23237 2007-01-02 Jan Hubicka <jh@suse.cz>
23239 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23240 Do not add referenced vars.
23241 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23243 * passes.c (init_optimization_passes): Put mudflap_2 after
23244 free_datastructures.
23246 2007-01-02 Jan Hubicka <jh@suse.cz>
23248 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23249 Set NOTHROW flag on call statements proved to be nothrow.
23250 Update statement of local calls so new pure/const functions are
23251 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23253 (tree_rest_of_compilation): Register hooks and initialize bitmap
23254 early. Do not set after_inlining flag.
23256 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23258 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23259 HOST_BITS_PER_LONGLONG
23261 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23264 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23265 warning for non-static initializers.
23267 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23269 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23270 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23271 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23272 Always use set_unique_reg_note to add REG_EQUAL notes.
23274 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23277 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23279 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23280 * cfgbuild.c (find_basic_blocks): Likewise.
23281 * cfgrtl.c (rtl_create_basic_block): Likewise.
23282 * function.c (temp_slots_at_level): Likewise.
23283 * reg-stack.c (stack_regs_mentioned): Likewise.
23284 * regclass.c (allocate_reg_info): Likewise.
23285 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23286 set_bb_for_stmt, move_block_to_fn): Likewise.
23287 * tree-complex.c (tree_lower_complex): Likewise.
23288 * vec.h (VEC_safe_grow_cleared): New.
23290 2007-01-02 Ian Lance Taylor <iant@google.com>
23292 * c-common.c (c_common_truthvalue_conversion): When warning about
23293 using an assignment as a truth value, set TREE_NO_WARNING.
23295 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23298 * c.opt (Wold-style-declaration): New.
23299 * doc/invoke.texi (C-only Warning Options): New.
23300 (Wold-style-declaration): Document it.
23301 (Wextra): Enabled by -Wextra.
23302 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23303 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23304 -Wold-style-declaration.
23306 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23308 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23309 * cfgbuild.c (find_basic_blocks): Likewise.
23310 * cfgrtl.c (rtl_create_basic_block): Likewise.
23311 * function.c (temp_slots_at_level): Likewise.
23312 * reg-stack.c (stack_regs_mentioned): Likewise.
23313 * regclass.c (allocate_reg_info): Likewise.
23314 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23315 set_bb_for_stmt, move_block_to_fn): Likewise.
23316 * tree-complex.c (tree_lower_complex): Likewise.
23317 * vec.h (VEC_safe_grow_cleared): New.
23319 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23321 * c-common.c (c_common_nodes_and_builtins): Since variants of
23322 void_type_node get built before it is given a name, we need to
23323 give those variants the name, too.
23324 (complete_array_type): We need to work with the canonical main
23325 type of the array, from which we will build the qualified version.
23326 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23327 * print-tree.c (print_node): Display canonical type information
23329 * stor-layout.c (layout_type): When we don't know the
23330 alignment of a type for which we're building an array, we end up
23331 guessing wrong, so make the type require structural equality.
23332 * tree.c (make_node_stat): When we build a new type, it is its
23333 own canonical type.
23334 (build_type_attribute_qual_variant): When building an attribute
23335 variant, its canonical type is the non-attribute variant. However,
23336 if the attributes are target-dependent and they differ, we need to
23337 use structural equality checks for this type.
23338 (build_qualified_type): A qualified type is not equivalent to its
23339 unqualified variant; set the canonical type appropriately.
23340 (build_distinct_type_copy): When building a distinct type from
23341 another type, the new type is its own canonical type.
23342 (build_variant_type_copy): When building a new type variant, we
23343 assume that it is equivalent to the original type.
23344 (build_pointer_type_for_mode): When building a pointer type, also
23345 build a canonical type pointer.
23346 (build_reference_type_for_mode): When building a reference type,
23347 also build a canonical type reference.
23348 (build_index_type): When we can't hash an index type (e.g.,
23349 because its maximum value is negative), the index type requires
23350 structural equality tests.
23351 (build_array_type): Build the canonical form of an array type.
23352 (build_function_type): Function types require structural equality,
23353 because they contain default arguments, attributes, etc.
23354 (build_method_type_directly): Ditto for method types.
23355 (build_offset_type): Build the canonical offset type.
23356 (build_complex_type): Build the canonical vector type.
23357 (make_vector_type): Build the canonical vector type.
23358 * tree.h (TYPE_CANONICAL): New.
23359 (TYPE_STRUCTURAL_EQUALITY_P): New.
23360 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23361 (struct tree_type): Added "canonical" field.
23362 * params.h (VERIFY_CANONICAL_TYPES): New.
23363 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23364 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23365 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23366 * doc/invoke.texi (verify-canonical-types): Document --param
23367 parameter for verifying canonical types.
23369 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23371 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23372 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23373 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23374 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23376 * config/rs6000/e500.h: New.
23377 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23378 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23380 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23381 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23382 TARGET_E500_DOUBLE): Remove.
23383 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23384 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23385 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23386 * config/rs6000/rs6000.c (rs6000_override_options): Use
23387 CHECK_E500_OPTIONS.
23389 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23391 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23392 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23393 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23394 rs6000_emit_cmove): Don't check TARGET_E500.
23395 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23396 sordered): Don't check TARGET_E500.
23398 2007-01-01 Eric Christopher <echristo@apple.com>
23400 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23401 HARD_REGISTER_NUM_P.
23403 2007-01-01 Roger Sayle <roger@eyesopen.com>
23405 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23406 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23407 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23410 2007-01-01 Mike Stump <mrs@apple.com>
23412 * configure.ac: Remove support for building with Apple's gcc-3.1.
23414 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23416 PR middle-end/30311
23417 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23418 REG is a hard register. Do not modify REG before calling
23420 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23421 multiple of the size of YMODE for certain lowpart cases.
23423 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23425 PR middle-end/30253
23426 * gimplify (voidify_wrapper_expr): Update for
23427 GIMPLE_MODIFY_STMT.
23429 2007-01-01 Andreas Schwab <schwab@suse.de>
23432 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23433 save of BR0 in extra_spill_size instead of spill_size.
23434 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23436 (ia64_expand_epilogue): Restore BR0 from its new location.
23438 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23440 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23441 Use a temporary variable if the left hand side is not a gimple
23444 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23446 * gimplify.c (gimplify_return_expr): Make the temporary variable
23447 for the return expression, a gimple register variable.
23449 2007-01-01 Jan Hubicka <jh@suse.cz>
23451 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23454 2007-01-01 Mike Stump <mrs@apple.com>
23456 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23458 * config/darwin.c (machopic_select_rtx_section): Use
23459 HAVE_GAS_LITERAL16.
23460 (darwin_mergeable_constant_section): Likewise.
23461 * configure: Regenerate.
23462 * config.in: Regenerate.
23464 2007-01-01 Jan Hubicka <jh@suse.cz>
23465 Andrew Pinski <pinskia@gmail.com>
23467 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23468 before starting IPA passes.