1 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4 * cfgexpand.c (expand_one_register_var): Mark pointer
5 DECL_ARTIFICIAL as REG_POINTER also.
6 * stmt.c (expand_decl): Likewise.
8 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
15 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
16 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
17 on_worklist argument and avoid adding things to worklist multiple
19 (add_to_worklist): Ditto.
20 (mark_aliases_call_clobbered): Mark entire structure clobbered if
21 single SFT is clobbered.
22 (set_initial_properties): Ditto.
23 (compute_call_clobbered): Update for changes to function
25 (create_overlap_variables_for): Always create SFT for offset 0.
26 (create_structure_vars): Handle PHI's, since we are in SSA form at
28 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
29 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
31 (add_vars_for_offset): Figure out aliases from access + points-to.
32 (add_virtual_operand): Use add_vars-for_offset.
33 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
34 (add_call_clobber_ops): Remove makes_clobbering_call set.
35 (get_expr_operands): Always pass through the INDIRECT_REF
37 * tree-ssa-structalias.c (struct constraint_graph): Remove
39 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
40 address_taken, pt_used, number_incoming.
41 (FIRST_ADDR_NODE): Removed.
42 (merge_graph_nodes): Remove broken code for the moment.
43 (init_graph): New function.
44 (build_pred_graph): Remove code to init_graph.
45 Add location equivalence support.
46 (struct scc_info): Rename roots to deleted.
48 (init_scc_info): Ditto
49 (init_topo_info): Use graph->size.
50 (compute_topo_order): Ditto.
51 (do_da_constraint): Removed.
52 (do_sd_constraint): Remove calls to find().
53 set_union_with_increment should always get 0 as last arg here.
54 (do_complex_constraint): Replace do_da_constraint with assert.
56 (struct equiv_class_label): New.
57 (pointer_equiv_class_table): Ditto.
58 (location_equiv_class_table): Ditto.
59 (equiv_class_label_hash): Ditto.
60 (equiv_class_label_eq): Ditto
61 (equiv_class_lookup): Ditto.
62 (equiv_class_ladd): Ditto.
63 (pointer_equiv_class): Ditto.
64 (location_equiv_class): Ditto.
65 (condense_visit): Rename and rewrite from label_visit to do only
66 SCC related stuff for HU.
67 (label_visit): Do HU work for HU.
68 (perform_var_substitution): Update to do HU and location
70 (free_var_substitution_info): Update to free HU and location
71 equivalence structures. */
72 (find_equivalent_node): Update for pointer but not location
74 (unite_pointer_equivalences): New function.
75 (move_complex_constraints): Rewrite to only do moving.
76 (rewrite_constraints): Split out of move_complex_constraints.
77 (solve_graph): Use graph->size.
78 (process_constraint_1): Add from_call argument, use it.
79 Split *a = &b into two constraints.
80 (process_constraint): Use new process_constraint_1.
81 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
82 (get_constraint_for): Handle non-pointer integers properly.
83 Remove code that used to handle structures.
84 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
86 (handle_rhs_call): New function.
87 (find_func_aliases): Use handle_rhs_call.
88 (set_uids_in_ptset): Add an assert.
89 (set_used_smts): Fix bug in not considering unified vars.
90 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
91 (compute_points_to_sets): Update for other function changes.
92 (delete_points_to_sets): Ditto.
93 (ipa_pta_execute): Ditto.
94 (pass_ipa_pta): We need to update SSA after ipa_pta.
96 2007-08-19 Jan Hubicka <jh@suse.cz>
98 * i386.md: Replace "rim" and "mri" constraints by "g".
100 2007-08-19 Joseph Myers <joseph@codesourcery.com>
102 * dwarf2out.c (text_section_used, cold_text_section_used,
103 cold_text_section, dwarf2out_note_section_used): New.
104 (dwarf2out_init): Initialize cold_text_section.
105 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
106 dwarf2out_note_section_used.
107 (size_of_aranges): Only count entry for text section if it was
108 used. Count entry for cold text section if it was used.
109 (output_aranges): Only output entries for text section and cold
110 text section if they were used.
112 2007-08-19 Andrew Pinski <pinskia@gmail.com>
114 * tree-pretty-print.c (debug_generic_expr): Add a comment about
116 (debug_generic_stmt): Likewise.
117 (debug_tree_chain): Likewise.
119 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
121 * tree-data-refs.c (split_constant_offset): Expose.
122 * tree-data-refs.h (split_constant_offset): Add declaration.
124 * tree-vectorizer.h (dr_alignment_support): Renamed
125 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
126 Added a new value dr_explicit_realign.
127 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
128 dr_offset, dr_step, and dr_aligned_to, along with new access
129 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
130 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
131 STMT_VINFO_DR_ALIGNED_TO.
133 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
135 In case of outer-loop vectorization with non-fixed misalignment - use
136 the dr_explicit_realign scheme instead of the optimized realignment
138 (new_stmt_vec_info): Initialize new fields.
140 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
141 'nested_in_vect_loop' case. Change verbosity level.
142 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
143 Don't fail on zero step in the outer-loop for loads.
144 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
145 offset and init relative to the outer-loop.
147 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
148 BSI function argument with a new function argument - at_loop.
149 Simplify the condition that determines STEP. Takes additional argument
150 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
151 case), including zero step in the outer-loop. Call
152 vect_create_addr_base_for_vector_ref with additional argument.
153 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
154 Updated function documentation. Handle the 'nested_in_vect_loop' case.
155 Fixed and simplified calculation of step.
156 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
157 of bsi, and with additional argument. Call bump_vector_ptr with
158 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
159 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
160 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
161 when the realignment setup needs to take place inside the loop. Support
162 the dr_explicit_realign scheme. Allow generating the optimized
163 realignment scheme for outer-loop vectorization. Added documentation.
164 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
165 'nested_in_vect_loop' case, including loads that are invariant in the
166 outer-loop and the realignment schemes. Handle the case when the
167 realignment setup needs to take place inside the loop. Call
168 vect_setup_realignment with additional arguments. Call
169 vect_create_data_ref_ptr with additional argument and with loop instead
170 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
171 (vect_gen_niters_for_prolog_loop): Call
172 vect_create_addr_base_for_vector_ref with additional arguments.
173 (vect_create_cond_for_align_checks): Likewise.
174 (bump_vector_ptr): Updated to support the new dr_explicit_realign
175 scheme: takes additional argument bump; argument ptr_incr is now
176 optional; updated documentation.
177 (vect_init_vector): Takes additional argument (bsi). Use it, if
178 available, to insert the vector initialization.
179 (get_initial_def_for_induction): Pass additional argument in call to
181 (vect_get_vec_def_for_operand): Likewise.
182 (vect_setup_realignment): Likewise.
183 (vectorizable_load): Likewise.
185 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
187 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
188 as argument instead of struct loop.
189 (nested_in_vect_loop_p): New function.
190 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
192 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
193 from other phis in the loop.
194 (destroy_loop_vec_info): Add additional argument to declaration.
196 * tree-vectorizer.c (supportable_widening_operation): Also check if
197 nested_in_vect_loop_p (don't allow changing the order in this case).
198 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
199 of struct loop. Call nested_in_vect_loop_p and don't require
200 flag_unsafe_math_optimizations if it returns true.
201 (new_stmt_vec_info): When setting def_type for phis differentiate
202 loop-header phis from other phis.
203 (bb_in_loop_p): New function.
204 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
205 update their loop_vinfo. Order of BB traversal now matters - call
206 dfs_enumerate_from with bb_in_loop_p.
207 (destroy_loop_vec_info): Takes additional argument to control whether
208 stmt_vinfo of the loop stmts should be destroyed as well.
209 (vect_is_simple_reduction): Allow the "non-reduction" use of a
210 reduction stmt to be defines by a non loop-header phi.
211 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
213 * tree-vect-transform.c (vectorizable_reduction): Call
214 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
215 (vectorizable_call): Likewise.
216 (vectorizable_conversion): Likewise.
217 (vectorizable_operation): Likewise.
218 (vectorizable_type_promotion): Likewise.
219 (vectorizable_type_demotion): Likewise.
220 (vectorizable_store): Likewise.
221 (vectorizable_live_operation): Likewise.
222 (vectorizable_reduction): Likewise. Also pass loop_info to
223 vect_is_simple_reduction instead of loop.
224 (vect_init_vector): Call nested_in_vect_loop_p.
225 (get_initial_def_for_reduction): Likewise.
226 (vect_create_epilog_for_reduction): Likewise.
227 (vect_init_vector): Check which loop to work with, in case there's an
229 (get_initial_def_for_inducion): Extend to handle outer-loop
230 vectorization. Fix indentation.
231 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
232 In the case vect_induction_def get the vector def from the induction
233 phi node, instead of calling get_initial_def_for_inducion.
234 (get_initial_def_for_reduction): Extend to handle outer-loop
236 (vect_create_epilog_for_reduction): Extend to handle outer-loop
238 (vect_transform_loop): Change assert to just skip this case. Add a
240 (vect_finish_stmt_generation): Add a couple asserts.
242 (vect_estimate_min_profitable_iters): Multiply
243 cost of inner-loop stmts (in outer-loop vectorization) by estimated
245 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
246 this is an inner-loop reduction in outer-loop vectorization.
248 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
249 Same code as what used to be vect_analyze_scalar_cycles, only with
250 additional argument loop, and loop_info passed to
251 vect_is_simple_reduction instead of loop.
252 (vect_analyze_scalar_cycles): Code factored out into
253 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
254 Updated documentation.
255 (analyze_operations): Check for inner-loop loop-closed exit-phis during
256 outer-loop vectorization that are live or not used in the outerloop,
257 cause this requires special handling.
258 (vect_enhance_data_refs_alignment): Don't consider versioning for
260 (vect_analyze_data_refs): Check that there are no datarefs in the
262 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
263 and vect_used_in_outer_by_reduction cases.
264 (process_use): Also consider the case of outer-loop stmt defining an
265 inner-loop stmt and vice versa.
266 (vect_analyze_loop_1): New function.
267 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
268 loops. Call vect_analyze_loop_1.
269 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
270 been vectorized. Call destroy_loop_vec_info with additional argument.
272 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
273 in the inner-loop when doing outer-loop vectorization. Add
274 documentation and printout.
275 (vect_recog_dot_prod_pattern): Likewise. Also add check for
276 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
278 2007-08-18 Andrew Pinski <pinskia@gmail.com>
280 * tree-affine.h (print_aff): New prototype.
281 (debug_aff): Likewise.
282 * tree-affine.c (print_aff): New function.
283 (debug_aff): Likewise.
285 2007-08-18 Paul Brook <paul@codesourcery.com>
286 Joseph Myers <joseph@codesourcery.com>
288 * common.opt (-fdebug-prefix-map=): New option.
289 * opts.c: Include debug.h.
290 (common_handle_option): Handle -fdebug-prefix-map.
291 * final.c: Include ggc.h.
292 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
293 remap_debug_filename): New.
294 * Makefile.in (final.o, opts.o): Update dependencies.
295 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
296 * configure.ac: Check for assembler --debug-prefix-map support.
297 * configure, config.in: Regenerate.
298 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
299 (ASM_DEBUG_SPEC): Include ASM_MAP.
300 * doc/install.texi (--with-debug-prefix-map): Document.
301 * doc/invoke.texi (-fdebug-prefix-map): Document.
302 * dbxout.c (dbxout_init, dbxout_start_source_file,
303 dbxout_source_file): Call remap_debug_filename.
304 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
305 dwarf2out_start_source_file, dwarf2out_finish): Call
306 remap_debug_filename.
307 (file_table_relative_p): Do not check d->emitted_number.
308 * toplev.c (output_file_directive): Call remap_debug_filename.
309 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
310 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
312 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
314 * loop-invariant.c (find_invariants_to_move): Add missing macro
317 2007-08-17 Tom Tromey <tromey@redhat.com>
319 * tree.h (struct tree_label_decl): Removed old "java" fields.
321 2007-08-17 Richard Sandiford <richard@codesourcery.com>
322 Nigel Stephens <nigel@mips.com>
324 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
325 Treat -mno-data-in-code and -mcode-xonly as aliases for
326 -mcode-readable=no and -mcode-readable=pcrel respectively.
327 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
328 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
329 (MULTILIB_DIRNAMES): Update accordingly.
331 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
333 * Makefile.in (version.o): Depend on $(REVISION) only if
334 REVISION_s is defined.
336 2007-08-17 Sa Liu <saliu@de.ibm.com>
337 Ulrich Weigand <uweigand@de.ibm.com>
340 * tree.c (reconstruct_complex_type): For a pointer to a vector,
341 use build_qualified_type to retain qualifiers of the base type.
343 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
345 * config/score/score.md : Update pattern tablejump.
346 * config/score/score.c : Update score_initialize_trampoline
348 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
349 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
350 * doc/contrib.texi: Add my entry.
352 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
354 * Makefile.in (REVISION): New.
357 (version.o): Also depend on $(REVISION). Add
358 -DREVISION=$(REVISION_s).
360 * version.c (version_string): Add REVISION.
362 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
364 * tree-eh.c (lower_try_finally_onedest): Reset the locus
365 of GOTO that's relocated to a different block.
367 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
369 * c-common.c (const_strip_array_types): New.
370 * c-common.h (lang_missing_noreturn_ok_p): Delete.
371 (const_strip_array_types): New.
372 * c-objc-common.c (c_disregard_inline_limits,
373 c_warn_unused_global_decl): Constify.
374 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
375 c_vla_type_p, c_incomplete_type_error): Likewise.
376 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
377 * hooks.c (hook_bool_const_tree_false): New.
378 * hooks.h (hook_bool_const_tree_false): Likewise.
379 * langhooks-def.h (lhd_warn_unused_global_decl,
380 lhd_incomplete_type_error, lhd_expr_size,
381 lhd_tree_inlining_disregard_inline_limits,
382 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
383 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
384 * langhooks.c (lhd_warn_unused_global_decl,
385 lhd_incomplete_type_error,
386 lhd_tree_inlining_disregard_inline_limits,
387 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
388 lhd_expr_size): Likewise.
389 * langhooks.h (lang_hooks_for_tree_inlining,
390 lang_hooks_for_tree_dump, lang_hooks_for_types,
391 lang_hooks_for_decls, lang_hooks): Likewise.
392 * pointer-set.c (pointer_set_t, pointer_set_create,
393 pointer_set_contains, insert_aux, pointer_set_insert,
394 pointer_set_traverse, pointer_map_t, pointer_map_create,
395 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
397 * pointer-set.h (pointer_set_contains, pointer_set_insert,
398 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
399 pointer_map_traverse): Likewise.
400 * predict.c (assert_is_empty): Likewise.
401 * tree-affine.c (free_name_expansion): Likewise.
402 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
403 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
404 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
406 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
408 * tree-vectorizer.c (new_loop_vec_info): Initialize new
410 (destroy_loop_vec_info): Add call to VEC_free.
411 * tree-vectorizer.h (may_alias_ddrs): Define.
412 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
413 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
414 Change reporting to dump.
415 (vect_is_duplicate_ddr): New.
416 (vect_mark_for_runtime_alias_test): New.
417 (vect_analyze_data_ref_dependences) Add call to
418 vect_mark_for_runtime_alias_test.
419 (vect_enhance_data_refs_alignment): Define local variable
420 vect_versioning_for_alias_required, don't perform
421 peeling for alignment if versioning for alias is
423 (vect_enhance_data_refs_alignment): Use
424 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
425 PARAM_VECT_MAX_VERSION_CHECKS.
426 * tree-vect-transform.c
427 (vect_create_cond_for_alias_checks): New.
428 (vect_transform_loop): Add call to
429 vect_create_cond_for_alias_checks.
430 (vect_vfa_segment_size): New.
431 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
433 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
434 * gcc/doc/invoke.texi
435 (vect-max-version-for-alignment-checks): Document.
436 (vect-max-version-for-alias-checks): Document.
437 (vect-max-version-checks): Remove.
439 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
441 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
442 the same line as the instruction for all asm dialects.
444 (*rep_movsi_rex64): Ditto.
446 (*rep_movqi_rex64): Ditto.
447 (*rep_stosdi_rex64): Ditto.
448 (*rep_stossi): Ditto.
449 (*rep_stossi_rex64): Ditto.
450 (*rep_stosqi): Ditto.
451 (*rep_stosqi_rex64): Ditto.
452 (*cmpstrnqi_nz_1): Ditto.
453 (*cmpstrnqi_nz_rex_1): Ditto.
454 (*cmpstrnqi_1): Ditto.
455 (*cmpstrnqi_rex_1): Ditto.
456 (*strlenqi_1): Ditto.
457 (*strlenqi_rex_1): Ditto.
458 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
459 prefix on the same line as the instruction for all asm dialects.
460 (sync_double_compare_and_swap<mode>): Ditto.
461 (*sync_double_compare_and_swapdi_pic): Ditto.
462 (*sync_compare_and_swap_cc<mode>): Ditto.
463 (sync_double_compare_and_swap_cc<mode>): Ditto.
464 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
465 (sync_old_add<mode>): Ditto.
466 (sync_add<mode>): Ditto.
467 (sync_sub<mode>): Ditto.
468 (sync_ior<mode>): Ditto.
469 (sync_and<mode>): Ditto.
470 (sync_xor<mode>): Ditto.
472 2007-08-16 Richard Sandiford <richard@codesourcery.com>
475 * reload.c (find_reloads): Check that the memory returned by
476 find_reloads_toplev was not the result of forcing a constant
478 (find_reloads_toplev): Always use simplify_gen_subreg to get
479 the subreg of a constant. If the result is also a constant,
480 but not a legitimate one, force it into the constant pool
481 and reload its address.
483 2007-08-15 David Edelsohn <edelsohn@gnu.org>
485 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
488 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
490 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
491 directive for the current vector ABI.
493 2007-08-15 Steve Ellcey <sje@cup.hp.com>
496 * caller-save.c (reg_save_code): Set invalide status on restore code.
498 2007-08-15 Diego Novillo <dnovillo@google.com>
500 * tree-ssa-alias.c (compute_memory_partitions): Use
501 alias_bitmap_obstack to allocate bitmaps.
502 (reset_alias_info): Factor out of init_alias_info.
503 Mark all name tags not associated to an SSA name for renaming.
504 (init_alias_info): Call it.
505 (create_name_tags): Tidy. Add comments.
506 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
508 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
510 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
511 scheduler dependencies.
513 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
515 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
517 (*iorsi_1_zext): Likewise.
518 (*iorsi_1_zext_imm): Likewise.
519 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
520 with "rm"/"xm" constraint.
521 (sse2_vmsqrtv2df2): Likewise.
523 2007-08-15 Jakub Jelinek <jakub@redhat.com>
526 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
529 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
531 * tree-pass.h (PROP_pta): Removed.
532 (TODO_rebuild_alias): New.
533 (pass_may_alias): Removed.
534 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
535 aliasing if we changed something.
536 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
538 (pass_may_alias): Removed.
539 (create_structure_vars): Return TODO_rebuild_alias.
540 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
541 * tree-sra.c (tree_sra): Only rebuild aliasing if something
543 (tree_sra_early): We never affect aliasing right now.
544 * tree-flow.h (compute_may_aliases): New prototype.
545 * passes.c: Remove pass_may_alias from the passes.
546 (execute_function_todo): Support TODO_rebuild_alias.
548 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
550 * i386.c: (legitimize_address): Move dllimported variable check
551 infront of legitimizing pic address of CONST symbols.
553 2007-08-14 Steve Ellcey <sje@cup.hp.com>
555 PR tree-optimization/32941
556 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
557 (goto_queue_cmp): Remove.
558 (find_goto_replacement): Change search method.
559 (maybe_record_in_goto_queue): Add assert.
560 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
561 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
563 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
565 * alias.c (component_uses_parent_alias_set): Constify.
566 * alias.h (component_uses_parent_alias_set): Likewise.
567 * cfgrtl.c (print_rtl_with_bb): Likewise.
568 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
569 mpz_get_double_int): Likewise.
570 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
571 mpz_get_double_int): Likewise.
572 * expr.c (is_aligning_offset, undefined_operand_subword_p,
573 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
575 * expr.h (safe_from_p): Likewise.
576 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
578 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
579 zero_sized_type, goa_lhs_expr_p): Likewise.
580 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
581 * rtl.h (print_rtl_with_bb): Likewise.
582 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
583 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
584 * tree-flow-inline.h (bb_stmt_list): Constify.
585 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
587 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
588 const_first_stmt, const_last_stmt): New.
589 (block_may_fallthru, empty_block_p): Constify.
590 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
591 EXPR_ONLY_BODY): New.
592 (expr_first, expr_last, expr_only): Use macro for body.
593 (const_expr_first, const_expr_last, const_expr_only): New.
594 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
595 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
596 ctsi_prev, ctsi_stmt): New.
597 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
598 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
599 * tree-ssa-loop-niter.c (loop_only_exit_p,
600 derive_constant_upper_bound): Likewise.
601 * tree-ssa-phiopt.c (empty_block_p): Likewise.
602 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
603 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
604 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
605 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
606 * tree.c (get_type_static_bounds): Likewise.
607 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
608 (get_type_static_bounds): Constify.
610 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
613 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
614 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
615 (*<addsub><mode>3_cc_overflow): New.
616 (*add<mode>3_cconly_overflow): New.
617 (*sub<mode>3_cconly_overflow): New.
618 (*<addsub>si3_zext_cc_overflow): New.
619 * config/i386/predicates.md (fcmov_comparison_operator): Accept
620 CCCmode for LTU, GTU, LEU and GEU.
621 (ix86_comparison_operator): Likewise.
622 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
623 * config/i386/i386.c (put_condition_code): Support CCCmode.
624 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
625 or MINUS expressions.
627 2007-08-14 Andrew Pinski <pinskia@gmail.com>
630 * c-typeck.c (build_binary_op): Disallow vector float types with
631 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
633 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
635 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
636 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
637 (dep_def): New typedef.
638 (init_dep_1, sd_debug_dep): Declare functions.
639 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
640 (debug_dep_links): Remove.
641 (struct _deps_list): New field 'n_links'.
642 (DEPS_LIST_N_LINKS): New macro.
643 (FOR_EACH_DEP_LINK): Remove.
644 (create_deps_list, free_deps_list, delete_deps_list): Remove
646 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
647 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
648 (copy_deps_list_change_con, move_dep_link): Ditto.
649 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
650 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
652 (INSN_BACK_DEPS): Remove.
653 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
655 (INSN_DEP_COUNT): Remove.
656 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
657 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
658 Declare global variables.
659 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
660 (add_forw_dep, compute_forward_dependences): Remove declarations.
661 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
662 (add_back_forw_dep, delete_back_forw_dep): Ditto.
663 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
665 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
667 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
668 (sd_list_types_def): New typedef.
669 (sd_next_list): Declare function.
670 (struct _sd_iterator): New type.
671 (sd_iterator_def): New typedef.
672 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
674 (FOR_EACH_DEP): New cycle wrapper.
675 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
677 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
678 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
681 * sched-deps.c (init_dep_1): Make global.
682 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
684 (dump_dep): New static function.
685 (dump_dep_flags): New static variable.
686 (sd_debug_dep): New function.
687 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
689 (move_dep_link): Use remove_from_deps_list (), instead of
691 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
692 (dep_link_is_detached_p): New static function.
693 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
695 (dn_pool, dl_pool): New alloc_pools.
696 (dn_pool_diff, dl_pool_diff): New static variables.
697 (create_dep_node, delete_dep_node): New static function.
698 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
699 (deps_list_empty_p): Make it static. Use 'n_links' field.
700 (deps_pools_are_empty_p): New static function.
701 (alloc_deps_list, delete_deps_list): Remove.
702 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
703 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
704 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
705 (forward_dependency_cache): Remove.
706 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
707 'back' from the names. Change signature to use dep_t instead of
709 (add_back_dep): Ditto. Make global.
710 (check_dep_status): Rename to check_dep ().
711 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
713 (sd_finish_insn): Ditto.
714 (sd_find_dep_between_no_cache): New static function.
715 (sd_find_dep_between): New function.
716 (ask_dependency_caches, set_dependency_caches): New static functions.
717 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
718 (add_or_update_dep_1): Separate pieces of functionality into
719 ask_dependency_caches (), update_dependency_caches (),
720 change_spec_dep_to_hard (), update_dep ().
721 (get_back_and_forw_lists): New static function.
722 (sd_add_dep): Separate setting of dependency caches into
723 set_dependency_caches ().
724 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
726 (sd_delete_dep): Ditto.
727 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
728 (dump_lists): New static function.
729 (sd_debug_lists): New debug function.
730 (delete_all_dependences, fixup_sched_groups): Update to use
732 (sched_analyze_2): Create data-speculative dependency only if
733 data-speculation is enabled.
734 (sched_analyze_insn): If insn cannot be speculative, make all its
735 dependencies non-speculative.
736 (sched_analyze): Use sd_init_insn ().
737 (add_forw_dep, compute_forward_dependencies): Remove.
738 (delete_dep_nodes_in_back_deps): New static function.
739 (sched_free_deps): New function.
740 (init_dependency_caches): Init alloc_pools.
741 (extend_depedency_caches): Update after removing of
742 forward_dependency_cache.
743 (free_dependency_caches): Ditto. Free alloc_pools.
744 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
745 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
747 (add_back_forw_dep, delete_back_forw_dep): Ditto.
748 (add_dependence): Use init_dep ().
749 (get_dep_weak_1): New static function.
750 (get_dep_weak): Move logic to get_dep_weak_1 ().
751 (dump_ds): New static function moved from haifa-sched.c:
752 debug_spec_status ().
753 (debug_ds): New debug function.
754 (check_dep_status): Rename to check_dep (). Update to check whole
757 * haifa-sched.c (spec_info): Make global.
758 (added_recovery_block_p): Rename to
759 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
760 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
761 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
762 to use new interfaces.
763 (ok_for_early_queue_removal): Ditto.
764 (schedule_block): Initialize logical uids of insns emitted by the
766 (sched_init): Initialize new variable.
767 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
769 (extend_global): Initialize insn data.
770 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
771 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
773 (add_to_speculative_block): Update to use new interfaces.
774 (create_recovery_block): Set new variables.
775 (create_check_block_twin, fix_recovery_deps): Update to use new
777 (sched_insn_is_legitimate_for_speculation_p): New function.
778 (speculate_insn): Move checking logic to
779 sched_insn_is_legitimate_for_speculation_p ().
780 (sched_remove_insn): Finalize sched-deps information of instruction.
781 (clear_priorities, add_jump_dependencies): Update to use new
783 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
785 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
786 to use new interfaces.
787 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
788 (new_ready): Try to use control speculation only if it is available.
789 (add_branch_dependences): Update to use new interfaces.
790 (compute_block_backward_dependences): Rename to
791 compute_block_dependences (). Call
792 targetm.sched.dependencies_evaluation_hook ().
793 (free_block_dependencies): New static function.
794 (debug_dependencies): Update to use new interfaces.
795 (schedule_region): Remove separate computation of forward dependencies.
796 Move call of targetm.sched.dependencies_evaluation_hook () to
797 compute_block_dependences (). Free dependencies at the end of
798 scheduling the region.
800 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
802 (add_deps_for_risky_insns): Ditto.
803 (schedule_ebb): Remove separate computation of forward dependencies.
804 Free dependencies at the end of scheduling the ebb.
806 * ddg.c (create_ddg_dependence): Update to use new interfaces.
807 (build_intra_loop_deps): Ditto. Remove separate computation of forward
808 dependencies. Free sched-deps dependencies.
810 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
811 to use new interfaces.
812 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
814 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
816 (is_costly_group): Ditto.
818 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * alias.c (rtx_equal_for_memref_p): Constify.
821 * basic-block.h (const_edge, const_basic_block): New.
822 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
823 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
824 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
825 probably_never_executed_bb_p, edge_probability_reliable_p,
826 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
827 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
829 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
830 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
832 * cfganal.c (flow_active_insn_p, forwarder_block_p,
833 flow_nodes_print, dfs_enumerate_from): Likewise.
834 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
835 control_flow_insn_p, count_basic_blocks): Likewise.
836 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
837 get_loop_body_with_size, loop_exit_edge_p): Likewise.
838 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
839 average_num_loop_insns, loop_exit_edge_p,
840 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
841 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
842 average_num_loop_insns, seq_cost): Likewise.
843 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
844 * dominance.c (dominated_by_p): Likewise.
845 * emit-rtl.c (validate_subreg): Likewise.
846 * except.c (can_throw_internal, can_throw_external): Likewise.
847 * except.h (can_throw_internal, can_throw_external): Likewise.
848 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
849 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
850 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
851 simple_mem, store_ops_ok, load_kills_store, find_loads,
852 store_killed_in_insn, store_killed_after, store_killed_before,
853 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
855 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
856 noce_mem_write_may_trap_or_fault_p): Likewise.
857 * pointer-set.c (pointer_set_contains, pointer_map_contains):
859 * pointer-set.h (pointer_set_contains, pointer_map_contains):
861 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
862 probably_cold_bb_p, probably_never_executed_bb_p,
863 edge_probability_reliable_p, br_prob_note_reliable_p,
864 can_predict_insn_p): Likewise.
865 * regclass.c (reg_set_to_hard_reg_set): Likewise.
866 * resource.c (return_insn_p): Likewise.
867 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
869 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
870 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
871 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
872 verify_gimple_modify_stmt): Likewise.
873 * tree-chrec.c (is_not_constant_evolution,
874 is_multivariate_chrec_rec, is_multivariate_chrec,
875 chrec_contains_symbols, chrec_contains_undetermined,
876 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
877 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
878 eq_evolutions_p, scev_direction): Likewise.
879 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
880 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
881 chrec_contains_symbols_defined_in_loop,
882 chrec_contains_undetermined, tree_contains_chrecs,
883 evolution_function_is_affine_multivariate_p,
884 evolution_function_is_univariate_p, chrec_zerop,
885 evolution_function_is_constant_p, evolution_function_is_affine_p,
886 evolution_function_is_affine_or_constant_p,
887 tree_does_not_contain_chrecs, chrec_type): Likewise.
888 * tree-data-ref.c (tree_fold_divides_p,
889 object_address_invariant_in_loop_p, dr_may_alias_p,
890 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
891 same_access_functions, constant_access_functions,
892 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
894 * tree-flow.h (scev_direction): Likewise.
895 * tree-gimple.c (is_gimple_stmt): Likewise.
896 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
898 * tree-pretty-print.c (op_prio): Likewise.
899 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
900 analyzable_condition, backedge_phi_arg_p): Likewise.
901 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
902 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
903 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
906 2007-08-13 Dan Hipschman <dsh@google.com>
909 * c-format.c (check_format_arg): Move check for zero-length
910 format strings below the check for unterminated strings.
912 2007-08-13 Andrew Pinski <pinskia@gmail.com>
915 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
918 2007-08-13 Nick Clifton <nickc@redhat.com>
920 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
922 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
925 * c-format.c (gcc_gfc_length_specs): New array.
926 (gcc_gfc_char_table): Add unsigned specifier, and references to
927 the l length modifier.
928 (format_types_orig): Use the new gcc_gfc_length_specs.
930 2007-08-12 Sa Liu <saliu@de.ibm.com>
932 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
933 and with REG_RETVAL note after split.
935 2007-08-11 David Daney <ddaney@avtrex.com>
937 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
940 2007-08-11 David Edelsohn <edelsohn@gnu.org>
941 Segher Boessenkool <segher@kernel.crashing.org>
943 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
944 HAVE_LOCAL_CPU_DETECT not defined.
946 2007-08-11 Jan Hubicka <jh@suse.cz>
948 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
949 (cgraph_process_new_functions): Honor previous value of
950 disregard_inline_limits.
951 * ipa-inline.c (compute_inline_parameters): Likewise.
953 2007-08-11 Ian Lance Taylor <iant@google.com>
955 * alias.h (alias_set_type): Define new type.
956 (ALIAS_SET_MEMORY_BARRIER): Use it.
957 * rtl.h: Include alias.h.
958 (struct mem_attrs): Use alias_set_type.
959 * tree.h: Include alias.h
960 (struct tree_type): Use alias_set_type.
961 (struct tree_struct_field_tag): Likewise.
962 (struct tree_decl_common): Likewise.
963 * alias.c (struct alias_set_entry): Use alias_set_type.
964 (get_alias_set_entry, alias_set_subset_of): Likewise.
965 (alias_sets_conflict_p): Likewise.
966 (alias_sets_must_conflict_p): Likewise.
967 (objects_must_conflict_p): Likewise.
968 (get_alias_set, new_alias_set): Likewise.
969 (record_alias_subset, record_component_aliases): Likewise.
970 (varargs_set, frame_set): Change to alias_set_type.
971 (get_varargs_alias_set): Use alias_set_type.
972 (get_frame_alias_set): Likewise.
973 * builtins.c (setjmp_alias_set): Change to alias_set_type.
974 * dse.c (struct store_info): Use alias_set_type.
975 (struct read_info, struct clear_alias_mode_holder): Likewise.
976 (clear_alias_set_lookup, canon_address): Likewise.
977 (record_store, check_mem_read_rtx): Likewise.
978 (dse_record_singleton_alias_set): Likewise.
979 (dse_invalidate_singleton_alias_set): Likewise.
980 * emit-rtl.c (get_mem_attrs): Likewise.
981 (set_mem_attributes_minus_bitpos): Likewise.
982 (set_mem_alias_set): Likewise.
983 * expr.c (store_constructor_field, store_field): Likewise.
984 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
985 * langhooks.c (lhd_get_alias_set): Likewise.
986 * langhooks-def.h (lhd_get_alias_set): Likewise.
987 * reload1.c (alter_reg): Likewise.
988 * tree-flow.h (struct fieldoff): Likewise.
989 * tree-ssa-alias.c (struct alias_map_d): Likewise.
990 (may_alias_p, get_smt_for, create_sft): Likewise.
991 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
992 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
993 (merge_smts_into): Likewise.
994 * varasm.c (const_alias_set): Likewise.
995 * c-common.c (strict_aliasing_warning): Likewise.
996 (c_common_get_alias_set): Likewise.
997 * dse.h (dse_record_singleton_alias_set): Update declaration.
998 (dse_invalidate_singleton_alias_set): Likewise.
999 * emit-rtl.h (set_mem_alias_set): Likewise.
1000 * c-common.h (c_common_get_alias_set): Likewise.
1001 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1002 * print-tree.c (print_node): Likewise.
1003 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1005 (alpha_setup_incoming_varargs): Use alias_set_type.
1006 * config/i386/i386.c (setup_incoming_varargs_64): Use
1008 (setup_incoming_varargs_ms_64): Likewise.
1009 (ix86_GOT_alias_set): Likewise.
1010 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1011 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1012 (set): Change to alias_set_type.
1013 (get_TOC_alias_set): Use alias_set_type.
1014 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1016 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1017 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1019 (struct_value_alias_set): Likewise.
1020 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1022 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1024 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1025 * config/vxworks.h (TARGET_VXWORKS): Override.
1026 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1027 "mips" if TARGET_VXWORKS.
1029 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1031 * calls.c (avoid_likely_spilled_reg): New function.
1032 (expand_call): Use it.
1034 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1036 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1038 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1040 * config/mips/predicates.md (const_call_insn_operand): Invoke
1041 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1043 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1046 * config/rs6000/driver-rs6000.c: Include link.h.
1047 Use ElfW instead of wordsize-specif typedef.
1049 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1051 * system.h (CONST_CAST): New.
1052 * c-decl.c (c_make_fname_decl): Use it.
1053 * c-lex.c (cb_ident, lex_string): Likewise.
1054 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1055 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1056 give_switch, set_multilib_dir): Likewise.
1057 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1058 * passes.c (execute_one_pass): Likewise.
1059 * prefix.c (update_path): Likewise.
1060 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1061 * tree.c (build_string): Likewise.
1063 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1065 * tree-flow-inline.h (is_exec_stmt): Remove.
1066 (is_label_stmt): Remove.
1067 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1070 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1072 * lower-subreg.c (resolve_shift_zext): Don't adjust
1073 src_reg_num for wordmode operands.
1075 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1076 David Ung <davidu@mips.com>
1078 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1079 (TARGET_SCHED_REORDER2): Define.
1080 (mips_maybe_swap_ready): New.
1081 (mips_last_74k_agen_insn): New.
1082 (mips_74k_agen_init): New.
1083 (mips_74k_agen_reorder): New function to group loads and stores
1085 (mips_sched_init): New.
1086 (mips_sched_reorder): Don't do initialization here. Call
1087 mips_74k_agen_reorder.
1088 (mips_variable_issue): Call mips_74k_agen_init.
1090 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1092 * tree-flow-inline.h (get_filename): Remove.
1094 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1096 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1098 (mips_fetch_insns): Delete in favor of...
1099 (mips_load_store_insns): ...this new function.
1100 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1101 to say whether multiword moves _might_ be split.
1102 (mips_fetch_insns): Delete in favor of...
1103 (mips_load_store_insns): ...this new function.
1104 (mips_rtx_costs): Update the call to mips_address_insns.
1105 (mips_address_cost): Likewise.
1106 * config/mips/mips.md (length): Use mips_load_store_insns instead
1107 of mips_fetch_insns.
1108 * config/mips/constraints.md (R): Use mips_address_insns rather
1109 than mips_fetch_insns. Assume that the move never needs to be split.
1111 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1113 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1114 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1115 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1116 * config/mips/mips.h (mips16_hard_float): Delete.
1117 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1118 definitions, and replace with....
1119 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1120 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1121 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1122 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1123 (override_options): Replace MASK_SOFT_FLOAT references with
1124 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1125 and mips16_hard_float when TARGET_MIPS16.
1127 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1130 * c-typeck.c (build_binary_op): Check for non pointer types before
1131 calling int_fits_type_p.
1133 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1136 * fold-const.c (omit_one_operand): Return only the ommitted expression
1137 if the result is an empty statement.
1138 (pedantic_omit_one_operand): Likewise.
1140 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1142 * c-typeck.c (readonly_error): Improve error for assignment.
1144 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1146 (pp_c_expression): Ditto.
1148 2007-08-09 Simon Baldwin <simonb@google.com>
1150 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1151 break that was preventing simplify_associative_operation() for xor.
1153 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1154 Nigel Stephens <nigel@mips.com>
1156 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1157 Document change in interpretation of value from boolean to
1159 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1160 ffs and ctz using clz.
1161 (expand_unop): Call them.
1162 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1164 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1165 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1166 enable the new ffs expansion on this target.
1168 2007-08-09 Jan Hubicka <jh@suse.cz>
1170 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1171 (expand_ternary_op): Likewise.
1172 (expand_vec_shift_expr): Likewise.
1173 (expand_binop_directly): Likewise.
1174 (expand_binop): Likewise.
1175 (sign_expand_binop): Likewise.
1176 (expand_twoval_unop): Likewise.
1177 (expand_twoval_binop): Likewise.
1178 (expand_twoval_binop_libfunc): Likewise.
1179 (widen_clz): Likewise.
1180 (widen_bswap): Likewise.
1181 (expand_parity): Likewise.
1182 (expand_unop): Likewise.
1183 (expand_abs_nojump): Likewise.
1184 (expand_copysign): Likewise.
1185 (emit_no_conflict_block): Likewise.
1186 (emit_libcall_block): Likewise.
1187 (can_compare_p): Likewise.
1188 (prepare_cmp_insn): Likewise.
1189 (emit_cmp_and_jump_insn_1): Likewise.
1190 (prepare_float_lib_cmp): Likewise.
1191 (emit_conditional_add): Likewise.
1192 (gen_add2_insn): Likewise.
1193 (have_add2_insn): Likewise.
1194 (gen_sub2_insn): Likewise.
1195 (have_sub2_insn): Likewise.
1196 (can_extend_p): Likewise.
1197 (can_fix_p): Likewise.
1198 (can_float_p): Likewise.
1199 (expand_float): Likewise.
1200 (expand_fix): Likewise.
1201 (expand_sfix_optab): Likewise.
1202 (new_optab): Likewise.
1203 (new_convert_optab): Likewise.
1204 (init_libfuncs): Likewise.
1205 (init_interclass_conv_libfuncs): Likewise.
1206 (init_intraclass_conv_libfuncs): Likewise.
1207 (set_conv_libfunc): Likewise.
1208 (init_optabs): Likewise.
1209 (debug_optab_libfuncs): Likewise.
1210 (gen_cond_trap): Likewise.
1211 * optabs.h (optab_handler, convert_optab_hanlder): New.
1212 * genopinit.c: Update optabs generation table.
1213 * reload.c (find_reloads_address_1): Use optabs accestors.
1214 * builtins.c (expand_builtin_mathfn): Likewise.
1215 (expand_builtin_mathfn_2): Likewise.
1216 (expand_builtin_mathfn_3): Likewise.
1217 (expand_builtin_interclass_mathfn): Likewise.
1218 (expand_builtin_sincos): Likewise.
1219 (expand_builtin_cexpi): Likewise.
1220 (expand_builtin_powi): Likewise.
1221 (expand_builtin_strlen): Likewise.
1222 * dojump.c (do_jump): Likewise.
1223 * expr.c (convert_move): Likewise.
1224 (move_by_pieces): Likewise.
1225 (move_by_pieces_ninsns): Likewise.
1226 (can_store_by_pieces): Likewise.
1227 (store_by_pieces_1): Likewise.
1228 (emit_move_via_integer): Likewise.
1229 (emit_move_complex): Likewise.
1230 (emit_move_ccmode): Likewise.
1231 (emit_move_insn_1): Likewise.
1232 (emit_single_push_insn): Likewise.
1233 (store_constructor): Likewise.
1234 (expand_expr_real_1): Likewise.
1235 (do_store_flag): Likewise.
1236 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1237 (enumerate_modes): Likewise.
1238 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1239 (supportable_widening_operation): Likewise.
1240 (supportable_narrowing_operation): Likewise.
1241 * expmed.c (store_bit_field_1): Likewise.
1242 (extract_bit_field_1): Likewise.
1243 (expand_mult_highpart_optab): Likewise.
1244 (expand_smod_pow2): Likewise.
1245 (expand_divmod): Likewise.
1246 (emit_store_flag): Likewise.
1247 * tree-vect-patterns.c
1248 (vect_pattern_recog_1): Likewise.
1249 * tree-ssa-loop-prefetch.c
1250 (nontemporal_store_p): Likewise.
1251 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1252 (vect_create_epilog_for_reduction): Likewise.
1253 (vectorizable_reduction): Likewise.
1254 (vectorizable_operation): Likewise.
1255 (vect_strided_store_supported): Likewise.
1256 (vectorizable_store): Likewise.
1257 (vect_strided_load_supported): Likewise.
1258 (vectorizable_load): Likewise.
1259 * combine.c (simplify_comparison): Likewise.
1260 * tree-vect-generic.c
1261 (type_for_widest_vector_mode): Likewise.
1262 (expand_vector_operations_1): Likewise.
1263 * config/spu/spu.c (spu_expand_mov): Likewise.
1264 (spu_emit_vector_compare): Likewise.
1265 * config/rs6000/rs6000.c
1266 (rs6000_emit_vector_compare): Likewise.
1267 * stmt.c (add_case_node): Likewise.
1268 * reload1.c (gen_reload):
1270 2007-08-09 Michael Matz <matz@suse.de>
1272 * tree.h (fixed_zerop): Declare as taking a const_tree.
1273 * tree.c (fixed_zerop): Take a const_tree.
1275 2007-08-09 Ira Rosen <irar@il.ibm.com>
1277 * tree-vect-transform.c (vectorizable_store): Remove call to
1278 copy_virtual_operands() and call mark_symbols_for_renaming() for
1279 the created vector store.
1280 (vect_setup_realignment): Don't call copy_virtual_operands() and
1281 update_vuses_to_preheader().
1282 (vectorizable_load): Don't call copy_virtual_operands().
1283 (update_vuses_to_preheader): Remove.
1285 2007-08-08 Chao-ying Fu <fu@mips.com>
1287 * tree.def (FIXED_POINT_TYPE): New type.
1288 (FIXED_CST): New constant.
1289 (FIXED_CONVERT_EXPR): New expr.
1290 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1291 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1292 * tree.h (struct tree_base): Add saturating_flag.
1293 Remove one bit of spare for saturating_flag.
1294 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1295 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1296 FIXED_POINT_TYPE_P): Define.
1297 (TYPE_SATURATING): Define.
1298 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1299 (struct tree_fixed_cst): New.
1300 (TYPE_IBIT, TYPE_FBIT): Define.
1301 (tree_node): Add fixed_cst.
1302 (enum tree_index): Add new enumeration values of
1303 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1304 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1305 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1306 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1307 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1308 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1309 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1310 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1311 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1312 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1313 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1314 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1315 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1316 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1317 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1318 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1319 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1320 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1321 (sat_short_fract_type_node, sat_fract_type_node,
1322 sat_long_fract_type_node, sat_long_long_fract_type_node,
1323 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1324 sat_unsigned_long_fract_type_node,
1325 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1326 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1327 unsigned_short_fract_type_node, unsigned_fract_type_node,
1328 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1329 sat_short_accum_type_node, sat_accum_type_node,
1330 sat_long_accum_type_node, sat_long_long_accum_type_node,
1331 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1332 sat_unsigned_long_accum_type_node,
1333 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1334 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1335 unsigned_short_accum_type_node, unsigned_accum_type_node,
1336 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1337 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1338 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1339 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1340 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1341 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1342 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1343 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1344 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1345 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1346 sat_uda_type_node, sat_uta_type_node): New macro.
1347 (make_fract_type, make_accum_type): Declare.
1348 (make_signed_fract_type, make_unsigned_fract_type,
1349 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1350 make_signed_accum_type, make_unsigned_accum_type,
1351 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1352 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1353 make_or_reuse_sat_signed_fract_type,
1354 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1355 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1356 make_or_reuse_sat_unsigned_accum_type): New macro.
1357 (fixed_zerop): Declare.
1358 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1359 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1360 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1361 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1362 * treestruct.def: Add TS_FIXED_CST.
1363 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1365 (tree-dump.o): Likewise.
1366 (print-tree.o): Likewise.
1367 (tree-pretty-print.o): Likewise.
1368 (fold-const.o): Likewise.
1369 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1370 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1371 (is_gimple_min_invariant): Handle FIXED_CST.
1372 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1373 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1374 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1375 (layout_type): Handle FIXED_POINT_TYPE.
1376 (make_fract_type, make_accum_type): New functions.
1377 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1378 * tree-dump.c (fixed-value.h): New include.
1379 (dump_fixed): New function.
1380 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1381 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1382 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1383 * tree-pretty-print.c (fixed-value.h): New include.
1384 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1386 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1387 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1388 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1389 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1390 for non-saturating fixed-point types.
1391 (reassociate_bb): Likewise.
1392 * emit-rtl.c (fixed-value.h): New include.
1393 (fconst0, fconst1): New array.
1394 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1395 * tree-vect-generic.c expand_vector_operation): Support
1396 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1398 (type_for_widest_vector_mode): Add one parameter for the
1400 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1402 Pass the satp parameter to type_for_mode for fixed-point types.
1403 (expand_vector_operations_1): Pass the saturating flag to
1404 type_for_widest_vector_mode.
1405 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1406 and MODE_VECTOR_UACCUM.
1407 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1408 (vectorizable_condition): Likewise.
1409 * tree.c (fixed-value.h): New include.
1410 (tree_code_size): Support FIXED_CST.
1411 (build_fixed): New function.
1412 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1413 (fixed_zerop): New function.
1414 (tree_node_structure): Support FIXED_CST.
1415 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1416 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1417 (type_hash_eq): Handle FIXED_POINT_TYPE.
1418 (simple_cst_equal): Support FIXED_CST.
1419 (iterative_hash_expr): Handle FIXED_CST.
1420 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1421 (get_narrower): Likewise.
1422 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1423 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1424 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1425 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1427 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1428 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1429 (initializer_zerop): Support FIXED_CST.
1430 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1431 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1432 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1433 (is_base_type): Handle FIXED_POINT_TYPE.
1434 (add_type_attribute): Handle FIXED_POINT_TYPE.
1435 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1436 * print-tree.c (fixed-value.h): New include.
1437 (print_node_brief): Support FIXED_CST.
1438 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1439 * c-pretty-print.c (fixed-value.h): New include.
1440 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1441 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1442 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1443 Support fixed-point types for inner items in VECTOR_TYPE.
1444 (pp_c_direct_declarator): Likewise.
1445 (pp_c_declarator): Likewise.
1446 (pp_c_fixed_constant): New function.
1447 (pp_c_constant): Handle FIXED_CST.
1448 (pp_c_primary_expression): Likewise.
1449 (pp_c_expression): Likewise.
1450 * fold-const.c (fixed-value.h): New include.
1451 (negate_expr_p): Return true for FIXED_CST.
1452 (fold_negate_expr): Support FIXED_CST.
1453 (split_tree): Support FIXED_CST.
1454 (const_binop): Support FIXED_CST.
1455 (fold_convert_const_int_from_fixed): New function to convert from
1457 (fold_convert_const_real_from_fixed): New function to convert from
1459 (fold_convert_const_fixed_from_fixed): New function to convert from
1460 fixed to another fixed.
1461 (fold_convert_const_fixed_from_int): New function to convert from
1463 (fold_convert_const_fixed_from_real): New function to convert from
1465 (fold_convert_const): Support conversions from fixed to int, from
1466 fixed to real, from fixed to fixed, from int to fixed, and from real
1468 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1469 (operand_equal_p): Support FIXED_CST.
1470 (make_range): For fixed-point modes, we need to pass the
1471 saturating flag as the 2nd parameter.
1472 (tree_swap_operands_p): Handle FIXED_CST.
1473 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1475 (fold_unary): Support FIXED_CONVERT_EXPR.
1476 (fold_binary): Handle FIXED_CST.
1477 Make sure the type is not saturating, before associating operations.
1478 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1479 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1480 (fold_negate_const): Support FIXED_CST.
1481 (fold_relational_const): Support FIXED_CST.
1482 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1483 (gimplify_expr): Handle FIXED_CST.
1484 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1485 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1486 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1487 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1488 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1489 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1490 LONG_LONG_ACCUM_TYPE_SIZE.
1491 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1492 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1493 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1494 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1495 MODE_ACCUM, and MODE_UACCUM.
1496 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1497 fixed-point types to disable reduction.
1498 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1500 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1502 * config/rs6000/x-rs6000: New file.
1503 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1504 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1505 (EXTRA_SPEC_FUNCTIONS): Define.
1506 (HAVE_LOCAL_CPU_DETECT): Define.
1507 (CC1_CPU_SPEC): Define.
1508 * config/rs6000/driver-rs6000.c: New file.
1509 * config/rs6000/aix.h (CC1_SPEC): Define.
1510 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1511 * config.host: Add x-rs6000 to host_xmake_file if host and target
1512 are rs6000 or powerpc.
1514 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1516 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1518 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1519 Sandra Loosemore <sandra@codesourcery.com>
1520 Chao-ying Fu <fu@mips.com>
1521 Nigel Stephens <nigel@mips.com>
1522 David Ung <davidu@mips.com>
1524 * doc/invoke.texi (-mcode-readable): Document.
1525 * config/mips/mips.opt (mcode-readable): New option.
1526 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1527 * config/mips/mips.h (mips_code_readable_setting): New enum.
1528 (mips_code_readable): Declare.
1529 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1530 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1531 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1532 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1533 boiler-plate comments.
1534 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1535 * config/mips/mips.c (mips_code_readable): New variable.
1536 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1537 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1538 context and -mcode-readable setting to restrict the use of
1539 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1540 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1541 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1542 (mips_blocks_for_constant_p): Only return false for
1543 TARGET_MIPS16_PCREL_LOADS.
1544 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1545 for MIPS16. Handle SYMBOL_32_HIGH.
1546 (mips_const_insns): Allow HIGHs for MIPS16 too.
1547 (mips_unspec_address_offset): New function, split out from...
1548 (mips_unspec_address): ...here.
1549 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1550 16-bit symbolic constants. Assert approropiate conditions for
1551 using the "la" and "dla" macros.
1552 (mips_handle_option): Handle -mcode-readable=.
1553 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1554 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1555 (mips_strip_unspec_address): New function, split out from...
1556 (print_operand_reloc): ...here.
1557 (print_operand): Pass constants through mips_strip_unspec_address.
1558 (print_operand_address): Likewise.
1559 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1560 (mips_select_rtx_section): Remove MIPS16 handling.
1561 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1562 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1563 (mips16_lay_out_constants): Do nothing unless
1564 TARGET_MIPS16_PCREL_LOADS.
1565 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1566 * config/mips/mips.md: Split HIGHs for MIPS16.
1567 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1569 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1571 * config/mips/mips-protos.h (mips_emit_move): Declare.
1572 * config/mips/mips.c (mips_emit_move): New function.
1573 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1574 (mips_legitimize_const_move): Likewise.
1575 (mips_legitimize_move): Likewise.
1576 (mips_split_64bit_move): Likewise.
1577 (mips_restore_gp): Likewise.
1578 (mips_load_call_address): Likewise.
1579 (mips_emit_fcc_reload): Likewise.
1580 (mips_set_return_address): Likewise.
1581 (mips_block_move_straight): Likewise.
1582 (mips_block_move_loop): Likewise.
1583 (mips_setup_incoming_varargs): Likewise.
1584 (mips_save_reg): Likewise.
1585 (mips_expand_prologue): Likewise.
1586 (mips_restore_reg): Likewise.
1587 (mips_expand_epilogue): Likewise.
1588 (mips_output_mi_thunk): Likewise.
1589 (build_mips16_call_stub): Likewise.
1590 (mips_builtin_branch_and_move): Likewise.
1591 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1592 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1593 (fixuns_truncdfdi2): Likewise.
1594 (fixuns_truncsfsi2): Likewise.
1595 (fixuns_truncsfdi2): Likewise.
1596 (loadgp_absolute): Likewise.
1597 (builtin_setjmp_setup): Likewise.
1598 (builtin_longjmp): Likewise.
1599 (untyped_call): Likewise.
1601 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1603 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1604 an "rtx *" argument. Return a bool.
1605 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1606 values and return true if they can be split. Take the same kind of
1607 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1608 and store the lo_sum there if nonnull. Use the symbol type to
1609 determine whether a $gp or HIGH is needed.
1610 (mips_legitimize_address): Update call to mips_split_symbol and
1611 simplify accordingly.
1612 (mips_legitimize_const_move): Likewise.
1613 * config/mips/mips.md: In the combine define_split,
1614 check mips_split_symbol instead of splittable_symbolic_operand.
1615 Update use of mips_split_symbol in the generator code.
1616 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1620 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1621 (mips_symbol_insns_1): New function, split out from...
1622 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1623 and stores separately from load addresses.
1624 (mips_classify_address): Replace uses of mips_symbolic_address_p
1625 with uses of mips_symbol_insns.
1626 (mips_address_insns): Update calls to mips_symbol_insns.
1627 (mips_const_insns): Likewise.
1628 (mips_legitimize_address): Likewise.
1630 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1632 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1633 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1634 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1635 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1636 non-call contexts if TARGET_MIPS16.
1637 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1638 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1639 code for SYMBOL_ABSOLUTE.
1640 (mips_symbol_insns): Likewise.
1642 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1644 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1645 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1646 (mips_symbolic_constant_p): Likewise. Update the call to
1647 mips_classify_symbol.
1648 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1649 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1650 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1651 (print_operand_reloc): Add a context argument. Update the call to
1652 mips_symbolic_constant_p.
1653 (print_operand): Update the calls to print_operand_reloc.
1654 (print_operand_address): Use print_operand_reloc rather than
1656 (mips_rewrite_small_data_p): Add a context argument. Update the call
1657 to mips_symbolic_constant_p.
1658 (mips_small_data_pattern_1): Make DATA the containing mem.
1659 Update the call to mips_rewrite_small_data_p.
1660 (mips_rewrite_small_data_1): Likewise.
1661 (mips_use_anchors_for_symbol_p): Update the call to
1662 mips_symbolic_constant_p.
1663 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1664 (splittable_symbolic_operand): Likewise.
1665 (move_operand): Likewise.
1666 (absolute_symbolic_operand): Likewise.
1667 (got_disp_operand): Likewise.
1668 (got_page_ofst_operand): Likewise.
1670 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1672 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1673 (SYMBOL_ABSOLUTE): ...this.
1674 (SYMBOL_SMALL_DATA): Rename to...
1675 (SYMBOL_GP_RELATIVE): ...this.
1676 (SYMBOL_CONSTANT_POOL): Rename to...
1677 (SYMBOL_PC_RELATIVE): ...this.
1678 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1679 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1680 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1681 after above changes.
1682 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1683 (general_symbolic_operand): Rename to...
1684 (absolute_symbolic_operand): ...this.
1685 * config/mips/mips.md: Update after above changes.
1687 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1688 Revital Eres <eres@il.ibm.com>
1690 * ddg.c (print_ddg): Add dump information.
1691 * modulo-sched.c (print_node_sched_params): Add parameter and
1693 (calculate_maxii): Remove function.
1694 (undo_generate_reg_moves): Likewise.
1695 (undo_permute_partial_schedule): Likewise.
1696 (kernel_number_of_cycles): Likewise.
1697 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1698 (sms_schedule): Use it. Remove profitability checks.
1699 (sms_schedule_by_order): Fix order of nodes within the cycle.
1701 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1703 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1704 -profile option, add pie support.
1705 (ENDFILE_SPEC): New spec.
1706 * config/gnu.h (LIB_SPEC): Add -profile option.
1708 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1710 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1711 * config/gnu.h (LIB_SPEC): Likewise.
1713 2007-08-07 Yaz Saito <saito@google.com>
1714 Ian Lance Taylor <iant@google.com>
1716 * common.opt (finstrument-functions-exclude-function-list): New
1718 (finstrument-functions-exclude-file-list): New option.
1719 * opts.c (char_p): Define and DEF_VEC.
1720 (flag_instrument_functions_exclude_functions): New static
1722 (flag_instrument_functions_exclude_files): New static variable.
1723 (add_instrument_functions_exclude_list): New static function.
1724 (flag_instrument_functions_exclude_p): New function.
1725 (common_handle_option): Handle new options.
1726 * flags.h (flag_instrument_functions_exclude_p): Declare.
1727 * gimplify.c (gimplify_function_tree): Call
1728 flag_instrument_functions_exclude_p.
1729 * doc/invoke.texi (Option Summary): Mention new options.
1730 (Code Gen Options): Document new options.
1732 2007-08-07 Ian Lance Taylor <iant@google.com>
1734 PR rtl-optimization/32776
1735 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1736 (resolve_use): Likewise.
1737 (decompose_multiword_subregs): Remove "changed" local variable.
1739 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1741 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1742 * configure: Regenerate.
1743 * config.in: Regenerate.
1744 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1747 2007-08-07 Ian Lance Taylor <iant@google.com>
1749 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1750 note, just delete the insn.
1752 2007-08-07 Andreas Schwab <schwab@suse.de>
1755 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1758 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1760 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1761 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1762 (decompose_multiword_subregs): Use the functions above to decompose
1763 multiword shifts and zero-extends.
1765 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1767 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1768 "assemble" descriptions which were swapped.
1770 2007-08-06 Chao-ying Fu <fu@mips.com>
1772 * fixed-value.h: New file.
1773 * fixed-value.c: New file.
1774 * Makefile.in (OBJS-common): Add fixed-value.o.
1775 (fixed-value.o): New rule.
1776 (GTFILES): Add fixed-value.h.
1777 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1778 to compare a.low and b.low.
1779 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1781 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1782 Daniel Jacobowitz <dan@codesourcery.com>
1785 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1787 (x86_64-*-netbsd*): Likewise.
1788 (x86_64-*-linux*): Likewise.
1789 (x86_64-*-kfreebsd*-gnu): Likewise.
1790 (x86_64-*-knetbsd*-gnu): Likewise.
1791 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1793 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1795 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1796 Add -fno-asynchronous-unwind-tables.
1798 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1799 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1800 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1801 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1802 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1804 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1806 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1807 (TARGET_C_MODE_FOR_SUFFIX): New.
1809 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1811 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1813 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1815 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1817 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1819 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1820 before checking function returns in conditional expressions.
1822 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1825 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1827 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1831 for INTEGRAL_TYPE_P.
1833 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1835 * configure.ac: Remove --enable-checking=df from default settings.
1836 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1837 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1838 if the parameter is true.
1839 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1840 DF_VERIFY_SCHEDULED flag is true.
1841 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1842 (df_finish_pass): Adjust prototype.
1843 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1846 * see.c (pass_see): Add TODO_df_verify.
1847 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1848 * global.c (rest_of_handle_global_alloc): Schedule verification
1850 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1852 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1853 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1854 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1856 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1857 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1858 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1860 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1861 Revital Eres <eres@il.ibm.com>
1863 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1865 * ddg.c (create_ddg_dependence): Rename to...
1866 (create_ddg_dep_from_intra_loop_link): This. Do not check
1867 for interloop edges. Do not create anti dependence edge when
1868 a true dependence edge exists in the opposite direction and
1869 -fmodulo-sched-allow-regmoves is set.
1870 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1871 (add_cross_iteration_register_deps): Create anti dependence edge
1872 when -fno-modulo-sched-allow-regmoves is set.
1873 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1875 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1877 * config/arm/arm.md (movsi): Add braces.
1879 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1882 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1883 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1885 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1887 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1889 * cfgloopmanip.c (remove_path, create_preheaders,
1890 force_single_succ_latches, fix_loop_structure): Ditto.
1891 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1892 tree_duplicate_loop_to_header_edge): Ditto.
1893 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1894 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1896 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1897 cleanup_tree_cfg): Ditto.
1898 * tree-cfg.c (tree_merge_blocks): Ditto.
1899 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1900 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1901 loop_preheader_edge, single_exit): Ditto.
1902 (flow_loops_find): Do not clear loops->state.
1903 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1904 loops_state_clear): New functions.
1906 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1909 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1910 when adding to the base and convert ELT to sizetype instead of type.
1912 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1915 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1916 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1918 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1921 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1922 correct type the negate expression.
1924 2007-08-03 Jan Hubicka <jh@suse.cz>
1926 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1929 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1931 * config/rs6000/rs6000.c (struct processor_cost): Change
1932 l1_cache_lines to l1_cache_size. Add l2_cache_size.
1933 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
1935 (rios1_costs, rios2_cost): Correct cache line size.
1936 (rs6000_override_options): Set l2-cache-size parameter.
1938 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1939 Diego Novillo <dnovillo@google.com>
1942 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
1943 if the range includes 0.
1945 2007-08-03 Ben Elliston <bje@au.ibm.com>
1947 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
1948 mode to unspec expressions to silence a warning from the generator
1951 2007-08-02 Steve Ellcey <sje@cup.hp.com>
1953 * config/ia64/constraints.md ("U"): Make constraint vector only.
1955 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1958 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
1959 always_inline attribute on the function decl.
1961 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
1964 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
1965 if we are compiling with -fPIC.
1967 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
1968 Nigel Stephens <nigel@mips.com>
1970 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
1971 Define for MIPS32 and MIPS64.
1973 2007-08-02 Nick Clifton <nickc@redhat.com>
1975 * config/host-hpux.c: Change copyright header to refer to version
1976 3 of the GNU General Public License and to point readers at the
1977 COPYING3 file and the FSF's license web page.
1978 * config/alpha/predicates.md, config/alpha/vms-ld.c,
1979 config/alpha/linux.h, config/alpha/alpha.opt,
1980 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
1981 config/alpha/vms-unwind.h, config/alpha/ev4.md,
1982 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
1983 config/alpha/alpha.h, config/alpha/sync.md,
1984 config/alpha/openbsd.h, config/alpha/alpha.md,
1985 config/alpha/alpha-modes.def, config/alpha/ev5.md,
1986 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
1987 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
1988 config/alpha/constraints.md, config/alpha/osf.h,
1989 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
1990 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
1991 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
1992 config/frv/frv-asm.h, config/frv/frv-protos.h,
1993 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
1994 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
1995 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
1996 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
1997 config/s390/s390.opt, config/s390/s390-modes.def,
1998 config/s390/fixdfdi.h, config/s390/constraints.md,
1999 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2000 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2001 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2002 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2003 config/m32c/prologue.md, config/m32c/m32c.abi,
2004 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2005 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2006 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2007 config/m32c/jump.md, config/m32c/shift.md,
2008 config/m32c/m32c-protos.h, config/libgloss.h,
2009 config/spu/spu-protos.h, config/spu/predicates.md,
2010 config/spu/spu-builtins.h, config/spu/spu.c,
2011 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2012 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2013 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2014 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2015 config/sparc/hypersparc.md, config/sparc/predicates.md,
2016 config/sparc/linux.h, config/sparc/sp64-elf.h,
2017 config/sparc/supersparc.md, config/sparc/cypress.md,
2018 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2019 config/sparc/niagara.md, config/sparc/sparc.md,
2020 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2021 config/sparc/sparc.opt, config/sparc/sync.md,
2022 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2023 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2024 config/sparc/sparc.c, config/sparc/little-endian.opt,
2025 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2026 config/sparc/linux64.h, config/sparc/freebsd.h,
2027 config/sparc/sol2.h, config/sparc/rtemself.h,
2028 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2029 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2030 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2031 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2032 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2033 config/m32r/linux.h, config/m32r/constraints.md,
2034 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2035 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2036 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2037 config/i386/i386.md, config/i386/netware-crt0.c,
2038 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2039 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2040 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2041 config/i386/sol2.h, config/i386/constraints.md,
2042 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2043 config/i386/predicates.md, config/i386/geode.md,
2044 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2045 config/i386/freebsd64.h, config/i386/vxworksae.h,
2046 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2047 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2048 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2049 config/i386/netware.h, config/i386/i386-modes.def,
2050 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2051 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2052 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2053 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2054 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2055 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2056 config/i386/xm-mingw32.h, config/i386/linux64.h,
2057 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2058 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2059 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2060 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2061 config/i386/cygwin2.c, config/i386/i386-protos.h,
2062 config/i386/sync.md, config/i386/openbsd.h,
2063 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2064 config/i386/nto.h, config/i386/biarch64.h,
2065 config/i386/i386-coff.h, config/i386/freebsd.h,
2066 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2067 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2068 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2069 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2070 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2071 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2072 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2073 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2074 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2075 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2076 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2077 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2078 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2079 config/sh/superh64.h, config/sh/rtemself.h,
2080 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2081 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2082 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2083 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2084 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2085 config/avr/predicates.md, config/avr/constraints.md,
2086 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2087 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2088 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2089 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2090 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2091 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2092 config/c4x/predicates.md, config/c4x/c4x.h,
2093 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2094 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2095 config/xtensa/linux.h, config/xtensa/xtensa.h,
2096 config/xtensa/elf.h, config/xtensa/xtensa.md,
2097 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2098 config/xtensa/xtensa-protos.h, config/dbx.h,
2099 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2100 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2101 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2102 config/host-solaris.c, config/fr30/fr30.h,
2103 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2104 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2105 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2106 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2107 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2108 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2109 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2110 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2111 config/cris/predicates.md, config/cris/linux.h,
2112 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2113 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2114 config/cris/aout.opt, config/cris/cris-protos.h,
2115 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2116 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2117 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2118 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2119 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2120 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2121 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2122 config/chorus.h, config/mn10300/mn10300.c,
2123 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2124 config/mn10300/mn10300.h, config/mn10300/linux.h,
2125 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2126 config/mn10300/mn10300.md, config/ia64/predicates.md,
2127 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2128 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2129 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2130 config/ia64/freebsd.h, config/ia64/ia64.md,
2131 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2132 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2133 config/gofast.h, config/rtems.h, config/sol2-10.h,
2134 config/m68k/predicates.md, config/m68k/m68k.md,
2135 config/m68k/linux.h, config/m68k/m68k-modes.def,
2136 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2137 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2138 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2139 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2140 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2141 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2142 config/m68k/constraints.md, config/m68k/rtemself.h,
2143 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2144 config/m68k/uclinux.h, config/rs6000/power4.md,
2145 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2146 config/rs6000/linux.h, config/rs6000/eabi.h,
2147 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2148 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2149 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2150 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2151 config/rs6000/windiss.h, config/rs6000/603.md,
2152 config/rs6000/aix41.h, config/rs6000/cell.md,
2153 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2154 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2155 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2156 config/rs6000/default64.h, config/rs6000/7xx.md,
2157 config/rs6000/darwin.opt, config/rs6000/spe.md,
2158 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2159 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2160 config/rs6000/7450.md, config/rs6000/linux64.h,
2161 config/rs6000/constraints.md, config/rs6000/440.md,
2162 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2163 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2164 config/rs6000/rs6000.h, config/rs6000/power6.md,
2165 config/rs6000/predicates.md, config/rs6000/altivec.md,
2166 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2167 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2168 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2169 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2170 config/rs6000/linux64.opt, config/rs6000/sync.md,
2171 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2172 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2173 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2174 config/rs6000/eabispe.h, config/rs6000/e500.h,
2175 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2176 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2177 config/rs6000/aix.h, config/rs6000/vxworks.h,
2178 config/rs6000/40x.md, config/rs6000/aix51.h,
2179 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2180 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2181 config/arc/arc.h, config/mcore/mcore-elf.h,
2182 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2183 config/mcore/mcore.md, config/mcore/mcore.c,
2184 config/mcore/mcore.opt, config/mcore/mcore.h,
2185 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2186 config/score/predicates.md, config/score/score-version.h,
2187 config/score/score-protos.h, config/score/misc.md,
2188 config/score/elf.h, config/score/score.c, config/score/mac.md,
2189 config/score/score7.md, config/score/score.h,
2190 config/score/score-conv.h, config/score/score-mdaux.c,
2191 config/score/score.md, config/score/score.opt,
2192 config/score/score-modes.def, config/score/score-mdaux.h,
2193 config/score/mul-div.S, config/arm/uclinux-elf.h,
2194 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2195 config/arm/symbian.h, config/arm/linux-elf.h,
2196 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2197 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2198 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2199 config/arm/strongarm-pe.h, config/arm/arm.h,
2200 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2201 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2202 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2203 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2204 config/arm/arm-cores.def, config/arm/arm-protos.h,
2205 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2206 config/arm/wince-pe.h, config/arm/neon.md,
2207 config/arm/constraints.md, config/arm/neon.ml,
2208 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2209 config/arm/arm.opt, config/arm/arm926ejs.md,
2210 config/arm/predicates.md, config/arm/iwmmxt.md,
2211 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2212 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2213 config/arm/neon-testgen.ml, config/arm/arm.md,
2214 config/arm/xscale-coff.h, config/arm/pe.c,
2215 config/arm/arm-generic.md, config/arm/pe.h,
2216 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2217 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2218 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2219 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2220 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2221 config/pa/predicates.md, config/pa/pa64-hpux.h,
2222 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2223 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2224 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2225 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2226 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2227 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2228 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2229 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2230 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2231 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2232 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2233 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2234 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2235 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2236 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2237 config/mips/linux64.h, config/mips/elforion.h,
2238 config/mips/constraints.md, config/mips/generic.md,
2239 config/mips/predicates.md, config/mips/4300.md,
2240 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2241 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2242 config/mips/5k.md, config/mips/vr4120-div.S,
2243 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2244 config/mips/mips-protos.h, config/mips/6000.md,
2245 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2246 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2247 config/mips/mips-modes.def, config/mips/vr.h,
2248 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2249 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2250 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2251 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2252 config/vax/openbsd1.h, config/vax/netbsd.h,
2253 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2254 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2255 config/h8300/rtems.h, config/h8300/predicates.md,
2256 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2257 config/h8300/h8300.md, config/h8300/h8300.opt,
2258 config/h8300/coff.h, config/h8300/h8300-protos.h,
2259 config/v850/v850.md, config/v850/predicates.md,
2260 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2261 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2262 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2263 config/mmix/mmix.h, config/mmix/predicates.md,
2264 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2265 config/mmix/mmix.c, config/mmix/mmix.opt,
2266 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2267 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2268 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2269 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2272 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2274 * emit-rtl.c (reset_used_decls): Rename to...
2275 (set_used_decls): ...this. Set the used flag rather than clearing it.
2276 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2277 DECL_RTLs rather than resetting them.
2279 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2281 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2283 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2285 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2286 argument to find_reloads_address.
2288 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2290 PR tree-optimization/32919
2291 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2292 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2293 (coalesce_ssa_name): Call it.
2295 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2296 David Ung <davidu@mips.com>
2298 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2299 (__mips16_unorddf2, __mips16_floatunsidf): New.
2300 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2302 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2304 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2306 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2307 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2308 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2309 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2310 * omp-low.c (get_ws_args_for, determine_parallel_type,
2311 expand_omp_for_generic, expand_omp_for_static_nochunk,
2312 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2313 Work with more precise CFG.
2314 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2315 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2317 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2318 * gimple-low.c (lower_stmt): Ditto.
2319 * tree-inline.c (estimate_num_insns_1): Ditto.
2320 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2321 (OMP_SECTIONS_SWITCH): New.
2322 * tree-cfgcleanup.c (cleanup_omp_return): New.
2323 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2324 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2325 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2326 (tree_redirect_edge_and_branch): Handle omp constructs.
2328 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2329 with three arguments.
2331 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2333 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2336 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2338 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2339 the loop structures may need fixing.
2340 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2342 (cleanup_tree_cfg_loop): Removed.
2343 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2344 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2345 instead of running cleanup_tree_cfg_loop.
2346 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2347 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2348 (tree_predictive_commoning): Declaration changed.
2349 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2351 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2353 * doc/invoke.texi (l1-cache-size): Update documentation.
2354 (l2-cache-size): Document.
2355 * params.h (L2_CACHE_SIZE): New macro.
2356 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2357 that L1_CACHE_SIZE is in kB now.
2358 (L2_CACHE_SIZE_BYTES): New macro.
2359 (tree_ssa_prefetch_arrays): Show size in kB.
2360 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2361 and l2_cache_size fields.
2362 * config/i386/driver-i386.c (describe_cache): Detect cache size
2364 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2365 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2366 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2367 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2368 (override_options): Set l1-cache-size and l2-cache-size to default
2369 values if not specified otherwise.
2370 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2371 (PARAM_L2_CACHE_SIZE): New.
2373 2007-08-01 Nigel Stephens <nigel@mips.com>
2374 David Ung <davidu@mips.com>
2375 Thiemo Seufer <ths@mips.com>
2376 Chris Dearman <chris@mips.com>
2377 Richard Sandiford <richard@codesourcery.com>
2379 * config.gcc (mips*-sde-elf*): New stanza.
2380 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2381 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2382 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2383 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2384 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2385 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2387 * config/mips/sde.h: New file.
2388 * config/mips/t-libgcc-mips16: Likewise.
2389 * config/mips/t-sde: Likewise.
2390 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2391 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2392 _MIPS_FPSET and _MIPS_SZINT.
2393 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2394 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2395 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2396 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2397 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2398 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2399 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2400 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2401 _MIPS_SZPTR and _MIPS_FPSET.
2402 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2403 architecture is specified.
2404 (MIPS_32BIT_OPTION_SPEC): New macro.
2406 2007-07-31 Dan Hipschman <dsh@google.com>
2408 * gcc.c (end_going_arg): New function.
2409 (do_spec_2): Use it.
2410 (do_spec_1): Use it.
2412 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2414 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2415 only if ENABLE_CHECKING is defined.
2417 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2419 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2420 df_ru_add_problem, df_ru_get_bb_info): Removed.
2421 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2422 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2423 df_ru_free_bb_info, df_ru_alloc,
2424 df_ru_bb_local_compute_process_def,
2425 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2426 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2427 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2428 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2429 df_ru_add_problem): Removed.
2431 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2434 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2435 (casesi32p, casesi64p): Likewise.
2436 (casesi): Adjust for above.
2438 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2440 * mode-switching.c (create_pre_exit): Don't search past calls.
2442 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2444 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2446 2007-07-31 Revital Eres <eres@il.ibm.com>
2448 * ddg.c (add_deps_for_def): Rename to...
2449 (add_cross_iteration_register_deps): This. Change implementation
2450 to use only reaching def and def-use chains to construct the
2451 inter loop dependencies.
2452 (add_deps_for_use): Remove function.
2453 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2454 function to build the inter loop dependencies.
2455 * modulo-sched.c (sms_schedule): Build only
2456 reaching def and def-use chains for the propose of the ddg
2459 2007-07-31 Julian Brown <julian@codesourcery.com>
2461 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2462 New define_insns. Use correct RTL.
2463 (vec_set<mode>): Write as expander.
2465 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2467 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2468 to an unallocated space.
2470 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2473 (split_constant_offset): Enable split_constant_offset to extract
2474 constants from other statements.
2475 * tree-vect-transform.c
2476 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2477 to a temp var. Force base_offset to be simple.
2479 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2481 * df-scan.c (df_scan_verify): Remove artificial limit on
2482 the number of blocks for verification.
2483 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2484 df_simulate_defs): Avoid unnecessary insn checking for defs.
2486 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2488 * config/m68k/lb1sf68.asm (FUNC): New macro.
2490 (__udivsi3): Likewise.
2491 (__divsi3): Likewise.
2492 (__umodsi3): Likewise.
2493 (__modsi3): Likewise.
2494 (__subdf3): Likewise.
2495 (__adddf3): Likewise.
2496 (__muldf3): Likewise.
2497 (__divdf3): Likewise.
2498 (__negdf2): Likewise.
2499 (__cmpdf2): Likewise.
2500 (__subsf3): Likewise.
2501 (__addsf3): Likewise.
2502 (__mulsf3): Likewise.
2503 (__divsf3): Likewise.
2504 (__negsf2): Likewise.
2505 (__cmpsf2): Likewise.
2506 (__eqdf2): Likewise.
2507 (__nedf2): Likewise.
2508 (__gtdf2): Likewise.
2509 (__gedf2): Likewise.
2510 (__ltdf2): Likewise.
2511 (__ledf2): Likewise.
2512 (__eqsf2): Likewise.
2513 (__nesf2): Likewise.
2514 (__gtsf2): Likewise.
2515 (__gesf2): Likewise.
2516 (__ltsf2): Likewise.
2517 (__lesf2): Likewise.
2519 2007-07-30 Ollie Wild <aaw@google.com>
2521 * c-ppoutput.c (print_lines_directives_only): New function.
2522 (scan_translation_unit_directives_only): New function.
2523 (preprocess_file): Add call to scan_translation_unit_directives_only.
2524 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2525 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2526 -fdirectives-only. Add errors for -fdirectives-only conflict with
2527 -Wunused-macros and -traditional.
2528 (finish_options): Add builtin macro initialization for
2529 -fdirectives-only + -fpreprocessed.
2530 * c.opt (fdirectives-only): New.
2531 * doc/cppopts.texi (fdirectives-only): New.
2533 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2535 * alias.c (record_set, memory_modified_1): Constify.
2536 * bt-load.c (note_btr_set): Likewise.
2537 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2538 * combine.c (set_nonzero_bits_and_sign_copies,
2539 expand_field_assignment, record_dead_and_set_regs_1,
2540 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2541 likely_spilled_retval_1): Likewise.
2542 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2543 frv_io_handle_set): Likewise.
2544 * config/mips/mips.c (mips_sim_record_set,
2545 vr4130_true_reg_dependence_p_1): Likewise.
2546 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2547 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2548 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2549 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2550 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2551 * ddg.c (mark_mem_store): Likewise.
2552 * df-problems.c (df_urec_mark_reg_change): Likewise.
2553 * function.c (update_epilogue_consts): Likewise.
2554 * gcse.c (record_set_info, record_last_set_info,
2555 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2556 reg_clear_last_set): Likewise.
2557 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2559 * jump.c (reversed_comparison_code_parts): Likewise.
2560 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2561 reg_is_set): Likewise.
2562 * loop-iv.c (mark_altered): Likewise.
2563 * mode-switching.c (reg_becomes_live): Likewise.
2564 * optabs.c (no_conflict_move_test): Likewise.
2565 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2567 * postreload.c (reload_combine_note_store, move2add_note_store):
2569 * regmove.c (flags_set_1): Likewise.
2570 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2572 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2574 * resource.c (update_live_status): Likewise.
2575 * rtl.h (set_of, note_stores): Likewise.
2576 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2577 note_stores, parms_set): Likewise.
2578 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2579 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2581 * var-tracking.c (count_stores, add_stores): Likewise.
2583 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2585 * alias.c (mems_in_disjoint_alias_sets_p,
2586 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2587 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2588 write_dependence_p, mems_in_disjoint_alias_sets_p,
2589 read_dependence, true_dependence, canon_true_dependence,
2590 anti_dependence, output_dependence): Constify.
2591 * combine.c (extended_count): Likewise.
2592 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2593 * cselib.c (get_value_hash, references_value_p,
2594 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2595 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2596 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2597 * function.c (contains, prologue_epilogue_contains,
2598 sibcall_epilogue_contains): Likewise.
2599 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2600 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2601 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2602 reg_or_subregno): Likewise.
2603 * recog.c (asm_noperands): Likewise.
2604 * reload1.c (function_invariant_p): Likewise.
2605 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2606 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2607 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2608 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2609 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2610 extended_count, prologue_epilogue_contains,
2611 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2612 canon_true_dependence, read_dependence, anti_dependence,
2613 output_dependence): Likewise.
2614 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2616 2007-07-30 Julian Brown <julian@codesourcery.com>
2618 * config/arm/neon.md (V_ext): New mode attribute.
2619 (neon_vget_lane<mode>): Replace with define_expand.
2620 (neon_vget_lane<mode>_sext_internal)
2621 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2622 and quad precision vectors.
2623 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2624 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2625 have typeless 32-bit result.
2627 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2630 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2632 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2633 use sizetype for rest.
2634 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2635 (aff_combination_convert): Don't convert rest for pointer types.
2637 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2639 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2641 * tree-ssa-alias.c: Add alloc-pool.h.
2642 (init_alias_info): Free alias_bitmap_obstack.
2643 (delete_alias_info): Call delete_mem_ref_stats.
2644 (get_mem_sym_stats_for): Use alloc_pool.
2645 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2646 (delete_mem_sym_stats): Removed.
2648 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2650 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2651 functions cannot be represented as classical distance vectors.
2653 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2655 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2656 * builtins.c (validate_arg, builtin_mathfn_code,
2657 validate_arglist): Likewise.
2658 * calls.c (call_expr_flags): Likewise.
2659 * combine.c (reg_nonzero_bits_for_combine,
2660 reg_num_sign_bit_copies_for_combine, get_last_value,
2661 reg_truncated_to_mode): Likewise.
2662 * emit-rtl.c (subreg_lowpart_p): Likewise.
2663 * expr.c (highest_pow2_factor_for_target,
2664 categorize_ctor_elements_1, categorize_ctor_elements,
2665 count_type_elements, contains_packed_reference,
2666 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2667 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2668 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2669 native_encode_int, native_encode_real, native_encode_complex,
2670 native_encode_vector, native_encode_expr, native_interpret_int,
2671 native_interpret_real, native_interpret_complex,
2672 native_interpret_vector, native_interpret_expr): Likewise.
2673 * function.c (use_register_for_decl): Likewise.
2674 * gimplify.c (get_name): Likewise.
2675 * langhooks-def.h (lhd_return_null_const_tree): New.
2676 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2677 * langhooks.c (lhd_return_null_const_tree): New.
2678 * langhooks.h (lang_get_callee_fndecl): Constify.
2679 * output.h (constructor_static_from_elts_p): Likewise.
2680 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2681 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2682 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2683 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2684 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2685 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2686 * rtlhooks-def.h (reg_nonzero_bits_general,
2687 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2689 * rtlhooks.c (reg_num_sign_bit_copies_general,
2690 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2692 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2693 * stor-layout.c (mode_for_size_tree): Likewise.
2694 * tree-ssa-loop-im.c (memref_eq): Likewise.
2695 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2696 * tree.c (contains_placeholder_p, type_list_equal,
2697 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2699 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2700 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2701 contains_placeholder_p, contains_packed_reference,
2702 get_callee_fndecl, operand_equal_for_phi_arg_p,
2703 warn_if_unused_value, is_body_block, native_encode_expr,
2704 native_interpret_expr, fold_convertible_p, operand_equal_p,
2705 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2706 validate_arglist, simple_cst_equal, type_list_equal,
2707 use_register_for_decl, call_expr_flags, get_name,
2708 highest_pow2_factor): Likewise.
2709 (const_call_expr_arg_iterator_d,
2710 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2711 first_const_call_expr_arg, more_const_call_expr_args_p,
2712 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2713 * varasm.c (constructor_static_from_elts_p): Constify.
2715 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2717 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2718 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2719 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2720 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2721 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2722 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2723 spelling conventions.
2724 * doc/invoke.texi: Follow spelling conventions.
2726 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2727 Revital Eres <eres@il.ibm.com>
2729 * modulo-sched.c (sms_schedule): Avoid loops which includes
2730 auto-increment instructions.
2732 2007-07-28 Richard Guenther <rguenther@suse.de>
2735 * fold-const.c (fold_cond_expr_with_comparison): Convert
2736 operand zero of MIN/MAX_EXPR to correct type.
2738 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2741 flags_from_decl_or_type): Constify.
2742 * gcc.c (do_spec_1): Likewise.
2743 * print-tree.c (dump_addr, print_node_brief): Likewise.
2744 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2745 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2746 tree_purge_all_dead_eh_edges): Likewise.
2747 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2748 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2750 * tree.c (expr_location, expr_has_location, expr_locus,
2751 expr_filename, expr_lineno, get_inner_array_type,
2752 fields_compatible_p): Likewise.
2753 * tree.h (get_inner_array_type, fields_compatible_p,
2754 expr_location, expr_has_location, expr_locus, expr_filename,
2755 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2756 setjmp_call_p, alloca_call_p): Likewise.
2758 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2760 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2761 TV_FLOW_INSENSITIVE.
2763 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2765 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2766 (compute_flow_insensitive_aliasing): Ditto for
2767 TV_FLOW_INSENSITIVE.
2769 2007-07-27 Jan Hubicka <jh@suse.cz>
2771 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2774 * attribs.c: Include hashtab.h
2775 (attribute_hash): New.
2776 (substring): New structure.
2777 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2779 (init_attributes): Initialize attribute hash.
2780 (decl_attributes): Use attribute hash.
2781 * Makefile.in (attribs.c): Depend on hashtab.h.
2783 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2785 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2787 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2789 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2790 __mips_dspr2 and __mips_dsp_rev macros.
2791 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2793 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2795 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2797 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2801 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2802 and the updating of the live and do_not_gen sets.
2803 (df_note_bb_compute): Added updating of live and do_not_gen sets
2804 for regular defs so that the case of clobber inside conditional
2805 call is processed correctly.
2807 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2809 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2810 operands with compatible type.
2812 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2814 * expr.h (store_bit_field): Don't return a value.
2815 * expmed.c (check_predicate_volatile_ok): New function.
2816 (store_bit_field_1): New function, extracted from store_bit_field.
2817 Take a fallback_p argument and return true if the operation succeeded.
2818 Only use store_fixed_bit_field if fallback_p. Don't recompute
2819 mode_for_extraction; use op_mode instead. Try forcing memories
2820 into registers if the insv expander fails.
2821 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2822 Don't return a value.
2823 (convert_extracted_bit_field): New function, extracted from
2825 (extract_bit_field_1): Likewise. Take a fallback_p argument
2826 and return NULL if the operation succeeded. Only use
2827 extract_fixed_bit_field if fallback_p. Only calculate one
2828 extraction mode. Combine code for extv and extzv. Try forcing
2829 memories into registers if the ext(z)v expander fails.
2830 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2832 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2834 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2836 (df_ref): Likewise. Put regno with other integer fields.
2838 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2840 * df.h (df_mw_hardreg): Remove "loc" field.
2841 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2843 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2844 split out from df_set_unused_notes_for_mw. Return false for
2845 partial references. Assert that mw_reg is a REG when returning true.
2846 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2847 (df_whole_mw_reg_dead_p): New function, split out from
2848 df_set_dead_notes_for_mw. Return false for partial references.
2849 Assert that mw_reg is a REG when returning true.
2850 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2851 Remove redundant bitmap check.
2853 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2855 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2856 ($(T)crtend.o): Likwise.
2857 ($(T)crtbeginS.o): Likwise.
2858 ($(T)crtendS.o): Likwise.
2859 ($(T)crtfastmath.o): Likwise.
2861 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2863 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2864 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2865 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2866 and x_n_bbs_in_dom_tree fields.
2868 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2870 PR tree-optimization/32087
2871 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2872 Do not call scale_bbs_frequencies_int with prob of zero.
2874 2007-07-26 Julian Brown <julian@codesourcery.com>
2876 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2877 (neon_element_bits): Add prototypes.
2878 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2879 (neon_const_bounds, neon_element_bits): New functions.
2880 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2881 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2882 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2883 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2884 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2885 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2886 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2887 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2888 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2889 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2890 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2891 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2892 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2894 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2896 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2897 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2899 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2900 Julian Brown <julian@codesourcery.com>
2902 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2903 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2904 * config/arm/cortex-a8.md: New.
2905 * config/arm/cortex-a8-neon.md: New.
2906 * config/arm/neon-schedgen.ml: New.
2907 * config/arm/neon.md (vqh_mnem): New.
2909 (Is_float_mode): New.
2910 (Scalar_mul_8_16): New.
2912 (V_mode_nunits): New.
2913 (All instruction patterns): Annotate with neon_type attribute
2915 * config/arm/arm.md: Include cortex-a8.md.
2916 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2918 Annotate instruction patterns accordingly.
2919 (generic_sched): Do not use generic scheduling for Cortex-A8.
2920 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2922 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2924 * fold-const.c (fold_read_from_constant_string): Use
2926 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2928 2007-07-26 Nick Clifton <nickc@redhat.com>
2930 * tree-ssa-operands.h: Change copyright header to refer to version
2931 3 of the GNU General Public License and to point readers at the
2932 COPYING3 file and the FSF's license web page.
2933 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
2934 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
2935 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
2936 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
2937 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
2938 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
2939 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
2940 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
2941 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
2942 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
2943 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
2944 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
2945 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
2946 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
2947 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
2948 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
2949 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
2950 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
2951 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
2952 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
2953 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
2954 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
2955 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
2956 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
2957 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
2958 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
2959 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
2960 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
2961 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
2962 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
2963 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
2964 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
2965 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
2966 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
2967 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
2968 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
2969 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
2970 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
2971 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
2972 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
2973 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
2974 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
2975 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
2976 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
2977 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
2978 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
2979 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
2980 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
2981 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
2982 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
2983 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
2984 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
2985 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
2986 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
2987 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
2988 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
2989 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
2990 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
2991 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
2992 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
2993 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
2994 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
2995 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
2996 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
2997 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
2998 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
2999 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3000 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3001 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3002 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3003 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3004 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3005 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3006 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3007 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3008 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3009 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3010 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3011 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3012 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3013 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3014 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3015 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3016 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3017 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3018 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3019 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3020 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3021 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3022 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3023 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3024 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3025 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3026 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3027 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3028 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3029 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3030 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3031 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3032 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3033 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3034 convert.c, convert.h, langhooks-def.h, reload1.c,
3035 tree-ssa-operands.c: Likewise.
3037 2007-07-26 Jan Hubicka <jh@suse.cz>
3039 * tree-ssa-live.c: Include debug.h and flags.h.
3040 (mark_scope_block_unused): New function.
3041 (remove_unused_scope_block_p): New function.
3042 (remove_unused_locals): Remove unused blocks too.
3044 2007-07-25 Ian Lance Taylor <iant@google.com>
3046 * combine.c (combine_max_regno): Remove. Remove all uses.
3047 (struct reg_stat_struct): Rename from struct reg_stat.
3048 (reg_stat_type): Define, and declare VECs.
3049 (reg_stat): Change from pointer to VEC. Change all uses.
3050 (combine_split_insns): New static function.
3051 (try_combine, find_split_point): Call it instead of split_insns.
3053 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3055 * cfghooks.c (split_block): Fix the information about loop latch.
3057 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3059 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3061 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3063 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3064 Scan the new edge for loop exit info.
3066 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3068 * config/darwin.c: Include debug.h.
3070 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3073 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3075 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3077 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3078 (HARD_REGNO_MODE_OK): Ditto.
3079 (MODES_TIEABLE_P): Ditto.
3080 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3081 (CLASS_MAX_NREGS): Ditto.
3082 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3083 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3084 (divdf3_internal_thr): Removed.
3085 * config/ia64/div.md: New file.
3086 * config/ia64/constraints.md: Add H constraint.
3088 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3090 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3091 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3092 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3093 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3094 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3095 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3096 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3097 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3098 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3099 dump_sbitmap_file, debug_sbitmap, popcount_table,
3100 sbitmap_popcount): Constify.
3101 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3102 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3103 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3104 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3105 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3106 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3107 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3108 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3109 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3110 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3111 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3113 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3115 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3116 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3117 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3118 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3119 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3120 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3121 bitmap_intersect_p, bitmap_intersect_compl_p,
3122 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3123 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3125 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3126 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3127 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3128 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3129 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3130 debug_bitmap, debug_bitmap_file, bitmap_print,
3131 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3132 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3134 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3136 * config/darwin.c (darwin_override_options): Additional fix for
3137 debug info formats that don't support var tracking.
3139 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3141 * cselib.c (entry_and_rtx_equal_p): Constify.
3142 * gengtype.c (output_mangled_typename, write_types, write_local):
3144 * gengtype.h (const_type_p): New.
3145 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3147 * tlink.c (scan_linker_output): De-constify.
3148 * tree-ssa-loop-im.c (memref_eq): Constify.
3149 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3150 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3152 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3154 * c-common.c (fname_as_string, c_type_hash): Constify.
3155 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3156 * cgraph.c (edge_hash, edge_eq): Likewise.
3157 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3158 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3159 reg_attrs_htab_eq): Likewise.
3160 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3162 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3163 const_decl_t, const_state_t, const_automata_list_el_t): New.
3164 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3165 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3166 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3167 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3168 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3169 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3170 compare_max_occ_cycle_nums, out_state_arcs_num,
3171 compare_transition_els_num, units_cmp, state_reservs_cmp):
3173 * genmodes.c (cmp_modes): Likewise.
3174 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3175 * gimplify.c (compare_case_labels): Likewise.
3176 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3177 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3178 * matrix-reorg.c (mtt_info_hash): Likewise.
3179 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3180 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3181 (htab_hash_bucket, htab_hash_elem): Constify.
3182 * tree-browser.c (TB_parent_eq): Likewise.
3183 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3184 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3185 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3186 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3188 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3189 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3190 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3191 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3192 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3194 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3195 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3196 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3197 * tree-ssa-threadupdate.c (redirection_data_hash,
3198 redirection_data_eq): Likewise.
3199 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3200 * tree-ssa.c (var_ann_eq): Likewise.
3201 * tree-vrp.c (compare_case_labels): Likewise.
3202 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3203 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3204 tree_not_check_failed, tree_class_check_failed,
3205 tree_range_check_failed, tree_not_class_check_failed,
3206 omp_clause_check_failed, omp_clause_range_check_failed,
3207 tree_contains_struct_check_failed, tree_operand_check_failed):
3209 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3210 tree_not_check_failed, tree_class_check_failed,
3211 tree_range_check_failed, tree_not_class_check_failed,
3212 tree_operand_check_failed, omp_clause_operand_check_failed,
3213 tree_operand_length): Likewise.
3214 * var-tracking.c (const_variable): New.
3215 (variable_htab_hash, variable_htab_eq): Constify.
3216 * varasm.c (const_desc_hash): Likewise.
3218 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3220 * expr.c (handled_component_p): Constify.
3221 * fold-const.c (fit_double_type): Likewise.
3222 * real.h (real_value_from_int_cst): Likewise.
3223 * tree-flow-inline.h (gimple_in_ssa_p,
3224 gimple_aliases_computed_p, gimple_addressable_vars,
3225 gimple_call_clobbered_vars, gimple_referenced_vars,
3226 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3227 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3228 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3229 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3230 is_label_stmt, is_global_var, phi_ssa_name_p,
3231 factoring_name_p, is_call_clobbered, tree_common_ann,
3232 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3233 unmodifiable_var_p, array_ref_contains_indirect_ref,
3234 ref_contains_array_ref, lookup_subvars_for_var,
3235 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3236 gimple_mem_ref_stats): Likewise.
3237 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3238 may_aliases, is_exec_stmt, is_label_stmt,
3239 ref_contains_array_ref, array_ref_contains_indirect_ref,
3240 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3241 unmodifiable_var_p): Likewise.
3242 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3243 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3244 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3245 cst_and_fits_in_hwi, real_value_from_int_cst,
3246 build_real_from_int_cst, integer_zerop, integer_onep,
3247 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3248 tree_floor_log2, real_zerop, real_onep, real_twop,
3249 real_minus_onep, really_constant_p, purpose_member, chain_member,
3250 list_length, fields_length, int_size_in_bytes, bit_position,
3251 int_bit_position, byte_position, int_byte_position, expr_align,
3252 array_type_nelts, tree_node_structure,
3253 type_contains_placeholder_1, iterative_hash_pointer,
3254 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3255 tree_map_base_eq, type_hash_list, type_hash_eq,
3256 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3257 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3258 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3259 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3260 int_fits_type_p, get_containing_scope, decl_function_context,
3261 decl_type_context, omp_clause_operand_check_failed,
3262 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3263 * tree.h (omp_clause_operand_check_failed, tree_size,
3264 build_real_from_int_cst, array_type_nelts, purpose_member,
3265 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3266 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3267 is_attribute_p, check_qualified_type, expr_align,
3268 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3269 int_byte_position, list_length, fields_length, initializer_zerop,
3270 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3271 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3272 tree_node_structure, handled_component_p, get_containing_scope,
3273 decl_function_context, decl_type_context, real_zerop,
3274 type_num_arguments, fit_double_type, really_constant_p,
3275 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3276 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3277 real_twop, real_minus_onep, int_cst_value): Likewise.
3279 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3281 * cfglayout.c (insn_scope, insn_line): Constify.
3282 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3283 const_double_htab_hash, const_double_htab_eq,
3284 mem_attrs_htab_hash): Likewise.
3285 * loop-iv.c (biv_eq): Likewise.
3286 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3287 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3288 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3290 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3291 error_for_asm, warning_for_asm, _fatal_insn,
3292 _fatal_insn_not_found): Likewise.
3293 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3294 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3295 rtl_check_failed_type2, rtl_check_failed_code1,
3296 rtl_check_failed_code2, rtl_check_failed_code_mode,
3297 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3298 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3299 rtl_check_failed_type2, rtl_check_failed_code1,
3300 rtl_check_failed_code2, rtl_check_failed_code_mode,
3301 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3302 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3303 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3304 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3305 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3306 rtx_unstable_p, get_integer_term, get_related_value,
3307 offset_within_block_p, reg_mentioned_p, count_occurrences,
3308 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3309 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3310 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3311 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3312 find_constant_src, find_reg_fusage, find_regno_fusage,
3313 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3314 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3315 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3316 computed_jump_p, auto_inc_p, in_expr_list_p,
3317 remove_node_from_expr_list, loc_mentioned_in_p,
3318 label_is_jump_target_p, reversed_comparison_code_parts,
3319 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3320 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3321 print_inline_rtx): Likewise.
3322 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3323 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3324 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3325 get_integer_term, get_related_value, offset_within_block_p,
3326 count_occurrences, reg_mentioned_p, no_labels_between_p,
3327 reg_used_between_p, reg_referenced_p, single_set_2,
3328 multiple_sets, set_noop_p, refers_to_regno_p,
3329 reg_overlap_mentioned_p, dead_or_set_p,
3330 covers_regno_no_parallel_p, covers_regno_p,
3331 dead_or_set_regno_p, find_reg_note, find_regno_note,
3332 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3333 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3334 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3335 side_effects_p, may_trap_p_1, may_trap_p,
3336 may_trap_after_code_motion_p, may_trap_or_fault_p,
3337 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3338 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3339 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3340 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3341 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3343 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3344 warning_for_asm): Likewise.
3345 * tree.h (print_rtl): Likewise.
3346 * varasm.c (get_pool_mode): Likewise.
3348 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3350 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3351 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3352 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3353 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3354 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3355 * ddg.c (compare_sccs): Likewise.
3356 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3357 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3358 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3359 decimal_do_fix_trunc, decimal_real_to_integer,
3360 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3361 * dse.c (const_group_info_t): New.
3362 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3363 * dwarf2out.c (const_dw_die_ref): New.
3364 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3365 * tree-browser.c (TB_parent_eq): Likewise.
3366 * unwind-dw2-fde.c (__register_frame_info_bases,
3367 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3368 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3370 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3371 * unwind-dw2.c (uw_frame_state_for): Likewise.
3372 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3373 * value-prof.h (const_histogram_value): New.
3375 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3377 * config/mips/mips.c (machine_function): Add
3378 initialized_mips16_gp_pseudo_p.
3379 (mips16_gp_pseudo_reg): Do not emit the initialization of
3380 mips16_gp_pseudo_rtx when being called from the gimple cost-
3381 calculation routines; emit it on the first use outside those
3384 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3389 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3390 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3391 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3392 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3393 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3394 Preserve const-ness of parameters through use of __typeof(),
3395 also constify and tidy.
3397 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3398 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3399 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3400 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3401 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3402 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3403 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3404 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3405 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3407 2007-07-25 Julian Brown <julian@codesourcery.com>
3408 Mark Shinwell <shinwell@codesourcery.com>
3410 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3411 (alpha_mangle_type): This.
3412 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3413 (TARGET_MANGLE_TYPE): Define this instead.
3414 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3415 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3416 (arm_init_neon_builtins): Fix comment.
3417 (arm_mangle_map_entry): New.
3418 (arm_mangle_map): New.
3419 (arm_mangle_type): New.
3420 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3421 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3422 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3423 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3424 (TARGET_MANGLE_TYPE): Define this instead.
3425 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3426 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3427 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3428 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3429 (TARGET_MANGLE_TYPE): Define this instead.
3430 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3432 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3433 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3434 (TARGET_MANGLE_TYPE): Define this instead.
3435 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3436 (s390_mangle_type): This.
3437 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3438 (TARGET_MANGLE_TYPE): Define this instead.
3439 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3440 (sparc_mangle_type): This.
3441 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3442 (TARGET_MANGLE_TYPE): Define this instead.
3443 * cp/mangle.c (write_type): Call mangle_type target hook on all
3444 types before mangling. Use original type, not main variant, as
3446 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3447 (TARGET_MANGLE_TYPE): This.
3448 * target.h (gcc_target): Rename mangle_fundamental_type to
3450 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3451 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3453 2007-07-25 Julian Brown <julian@codesourcery.com>
3454 Paul Brook <paul@codesourcery.com>
3455 Joseph Myers <joseph@codesourcery.com>
3456 Mark Shinwell <shinwell@codesourcery.com>
3458 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3459 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3460 (with_fpu): Allow --with-fpu=neon.
3461 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3462 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3463 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3464 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3465 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3466 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3467 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3468 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3469 (output_move_neon): Add prototypes.
3470 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3471 (all_fpus): Add FPUTYPE_NEON.
3472 (fp_model_for_fpu): Add NEON field.
3473 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3474 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3476 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3478 (thumb2_legitimate_address_p): Likewise.
3479 (neon_valid_immediate): Recognize and prepare constants suitable for
3481 (neon_immediate_valid_for_move): New function. Recognize and prepare
3482 immediates for NEON move instructions.
3483 (neon_immediate_valid_for_logic): New function. Recognize and
3484 prepare immediates for NEON logic instructions.
3485 (neon_output_logic_immediate): New function. Create asm string
3486 suitable for outputting immediate logic instructions.
3487 (neon_pairwise_reduce): New function. Implement reduction using
3488 pairwise operations.
3489 (neon_expand_vector_init): New function. Expand a (possibly
3490 non-constant) vector initialization.
3491 (neon_vector_mem_operand): New function. Memory operands supported
3492 for quad-word loads/stores to/from ARM or NEON registers. Don't
3493 allow base+offset addressing for core regs.
3494 (neon_struct_mem_operand): New function. Valid mems for NEON
3496 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3497 from neon_vector_mem_operand addresses without a secondary register.
3498 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3499 (add_minipool_backward_ref): Likewise.
3500 (dump_minipool): Likewise.
3501 (push_minipool_fix): Likewise.
3502 (output_move_quad): New function. Output quad-word moves, loads and
3503 stores using ARM registers.
3504 (output_move_vfp): Add support for vectors in VFP (NEON) D
3506 (output_move_neon): Output a NEON load/store to/from a quadword
3508 (arm_print_operand): Implement new codes:
3509 - 'c' for unadorned integers (without a # sign).
3510 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3512 - 'e', 'f' for the low and high D parts of a NEON Q register.
3513 - 'q' outputs a NEON Q register.
3514 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3515 - 'T' prints NEON opcode features from a coded bitmask.
3516 - 'F' is similar to T, but signed/unsigned codes both print as
3518 - 't' is similar to T, but 'u' is printed instead of 'p'.
3519 - 'O' prints 'r' if NEON instruction should perform rounding (as
3520 specified by bitmask), else prints nothing.
3521 - '#' is a punctuation character to stop operand numbers from
3522 running together with following digits in the assembler
3523 strings for instructions (when using mode attributes).
3524 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3525 constant vectors in big-endian mode, where necessary.
3526 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3527 Handle EI, OI, CI, XI modes.
3528 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3529 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3530 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3531 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3532 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3534 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3535 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3536 to turn v8qi, etc. into bits defined above.
3537 (neon_itype): New enumeration. Classifications of NEON builtins.
3538 (neon_builtin_datum): Define struct. Contains information about
3539 a single builtin (with multiple modes).
3540 (CF): Define helper macro for...
3541 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3543 (neon_builtin_data): New array. Define information about builtins
3544 for use during initialization/expansion.
3545 (arm_init_neon_builtins): New function.
3546 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3548 (neon_builtin_compare): New function.
3549 (locate_neon_builtin_icode): New function. Find an insn code for a
3550 builtin given a function code for that builtin. Also return type of
3551 builtin (NEON_BINOP, NEON_UNOP etc.).
3552 (builtin_arg): New enumeration. Types of arguments for builtins.
3553 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3554 Takes a variable argument list of builtin_arg types, terminated by
3556 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3557 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3558 (neon_emit_pair_result_insn): New function. Support returning pairs
3559 of vectors via a pointer.
3560 (neon_disambiguate_copy): New function. Set up operands for a
3561 multi-word copy such that registers do not get clobbered.
3562 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3563 ARM_BUILTIN_NEON_BASE.
3564 (arm_file_start): Set float-abi attribute for NEON.
3565 (arm_vector_mode_supported_p): Enable NEON vector modes.
3566 (arm_mangle_map_entry): New.
3567 (arm_mangle_map): New.
3568 (arm_mangle_vector_type): New.
3569 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3571 (TARGET_NEON): New macro. Target supports NEON.
3572 (fputype): Add FPUTYPE_NEON.
3573 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3574 for vectorization based on command-line arg.
3575 (NEON_REGNO_OK_FOR_NREGS): Define.
3576 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3577 (VALID_NEON_STRUCT_MODE): Define.
3578 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3579 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3580 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3581 (consttable_16): Add pattern for outputting 16-byte minipool
3583 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3585 (vec-common.md, neon.md): Include md files.
3586 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3587 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3588 (memory_constraint "Ut", "Un", "Us"): Define.
3589 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3590 (MMX_char): New mode attribute.
3591 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3592 (*add<mode>3_iwmmxt): New insn pattern.
3593 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3594 (*sub<mode>3_iwmmxt): New insn pattern.
3595 (mulv4hi3): Rename to...
3596 (*mulv4hi3_iwmmxt): This.
3597 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3598 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3599 (uminv4hi3, uminv2si3): Remove. Replace with...
3600 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3601 (*umin<mode>3_iwmmxt): These.
3602 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3603 (ashr<mode>3_iwmmxt): This new pattern.
3604 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3605 (lshr<mode>3_iwmmxt): This new pattern.
3606 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3607 (ashl<mode>3_iwmmxt): This new pattern.
3608 * config/arm/neon-docgen.ml: New file. Generate documentation for
3610 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3611 * config/arm/arm_neon.h: New (autogenerated).
3612 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3614 * config/arm/neon.md: New file. Define NEON instructions.
3615 * config/arm/neon.ml: New file. Abstract description of NEON
3616 instructions, used to generate arm_neon.h header, documentation and
3618 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3619 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3621 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3623 (ARM NEON Intrinsics): New subsection.
3624 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3626 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3628 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3631 2007-07-24 Jan Hubicka <jh@suse.cz>
3633 * regclass.c (move_table): New type.
3634 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3635 (init_move_cost): Break out from ...
3636 (init_reg_sets_1): ... here; simplify computation of
3637 have_regs-of_mode and contains_reg_of_mode.
3638 (record_reg_classes): Unswitch internal loops.
3639 (copy_cost): Trigger lazy initialization of move cost
3640 (record_address_regs): Likewise.
3642 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3644 * config/darwin.c (darwin_override_options): Don't force on
3645 flag_var_tracking_uninit when no debug info is requested.
3647 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3649 * cfgloop.c (init_loops_structure): New function.
3650 (flow_loops_find): Create root of the loop tree unconditionally.
3652 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3654 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3656 2007-07-24 Jan Hubicka <jh@suse.cz>
3658 * caller-save.c: Include ggc.h, gt-caller-save.h
3659 (reg_save_code, reg_restore_code): Rename to ...
3660 (cached_reg_save_code, cached_reg_restore_code): ... those.
3661 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3662 (reg_save_code, reg_restore_code): New functions.
3663 (init_caller_save): Do not intialize
3664 reg_save_code/reg_restore_code tables.
3665 * Makefile.in: (gt-caller-save.h): New.
3667 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3669 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3670 with the mode of the original operand instead of
3673 2007-07-23 Jan Hubicka <jH@suse.cz>
3675 * i386.c (ix86_secondary_memory_needed): Break out to...
3676 (inline_secondary_memory_needed): ... here.
3677 (ix86_memory_move_cost): Break out to ...
3678 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3679 maximum of input and output; fix handling of Q_REGS on 64bit.
3680 (ix86_secondary_memory_needed): Microoptimize.
3682 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3684 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3685 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3686 stmts_from_loop, known_dependences_p, build_rdg): New.
3687 * tree-data-ref.h: Depends on graphds.h.
3688 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3689 (build_rdg): Declared.
3690 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3692 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3694 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3697 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3698 Jakub Jelinek <jakub@redhat.com>
3700 PR middle-end/PR28690
3701 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3702 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3703 and MEM_POINTER operands over REG and MEM operands.
3704 (swap_commutative_operands_p): Change return value to bool.
3705 * rtl.h: Update the corresponding prototype.
3706 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3707 instead of gen_rtx_PLUS.
3708 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3709 value to bool. Change function arguments to rtx's and update code
3711 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3712 calls to match the new declaration.
3713 * simplify-rtx.c (simplify_associative_operation): Don't
3714 reorder simplify_binary_operation arguments.
3716 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3718 * config/mips/mips.c (override_options): Use mips_costs to derive
3719 the default branch cost.
3720 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3722 * config/mips/mips.opt (mbranch-cost=): New option.
3723 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3725 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3727 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3728 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3729 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3730 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3732 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3734 * config/mips/constraints.md (ks): New constraint.
3735 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3736 (*add<mode>3_mips16): ...here.
3738 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3740 * optabs.h (enum optab_index): Add new OTI_signbit.
3741 (signbit_optab): Define corresponding macro.
3742 (enum insn_code signbit_optab[]): Remove array.
3743 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3744 (expand_copysign_absneg): If back end provides signbit insn, use it
3745 instead of bit operations on floating point argument.
3746 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3747 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3748 availability of signbit insn.
3750 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3751 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3752 SSE mode is not active.
3753 (isinf<mode>2): Disable for mfpmath=sse,387.
3755 2007-07-22 Ben Elliston <bje@au.ibm.com>
3757 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3759 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3761 2007-07-20 Richard Guenther <rguenther@suse.de>
3763 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3764 integral typed condition.
3765 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3766 booleanness. Only preserve conversions from a non-base
3767 type to a base type, not in general between types with
3768 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3769 * tree.def (COND_EXPR): Document that the condition
3770 can be of any integral type.
3772 2007-07-20 Nigel Stephens <nigel@mips.com>
3773 Richard Sandiford <richard@codesourcery.com>
3775 * config/mips/mips.h (mips_dwarf_regno): Declare.
3776 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3777 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3778 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3779 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3780 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3781 (REG_CLASS_NAMES): Update accordingly.
3782 * config/mips/mips.c (mips_dwarf_regno): New array.
3783 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3784 (mips_subword): Remove special handling for accumulator registers.
3785 (override_options): Initiailize mips_dwarf_regno. Remove use
3787 (mips_swap_registers): New function.
3788 (mips_conditional_register_usage): Swap accumulator registers
3789 around if TARGET_LITTLE_ENDIAN.
3790 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3791 * config/mips/constraints.md (h, l): Use the endianness to choose
3792 between MD0_REG and MD1_REG.
3793 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3794 alternative-dependent template.
3796 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3798 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3801 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3803 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3804 predecessor fallthru flags.
3806 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3808 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3809 of compare to the same type.
3810 * cfgloopmanip.c (add_loop): Update information about loop exits.
3811 (loop_version): Remove the innermost loop requirement.
3812 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3813 to sizetype for pointers.
3815 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3817 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3818 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3819 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3821 * config/dfp-bit.c: Empty for TFmode conversions.
3823 2007-07-18 Caroline Tice <ctice@apple.com>
3825 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3826 and handle them correctly; check that src is not NULL before
3828 (find_src_set_src): Likewise.
3830 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3832 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3833 (struct alignment_context, init_alignment_context): New.
3834 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3835 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3836 (XCHAL_HAVE_S32C1I): Likewise.
3837 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3838 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3839 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3840 (ATOMIC, HQI): New macros.
3841 (memory_barrier, *memory_barrier): New.
3842 (sync_lock_releasesi): New.
3843 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3844 (sync_lock_test_and_set<mode>): New.
3845 (sync_<atomic><mode>): New.
3846 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3847 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3848 (xtensa_expand_atomic): New.
3850 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3854 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3855 transformation for builtin ISNORMAL.
3856 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3857 * builtins.def (BUILT_IN_ISNORMAL): New.
3858 * doc/extend.texi: Document isnormal.
3860 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3864 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3865 optabs infrastructure. Provide generic implementation for
3867 (expand_builtin): Handle FINITE/ISFINITE.
3868 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3869 (fold_builtin_1): Likewise.
3871 * builtins.def (BUILT_IN_ISFINITE): New.
3873 * doc/extend.texi: Document isfinite.
3875 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3880 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3881 generic fallback for isinf.
3882 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3883 calculation code ...
3884 * real.c (get_max_float): ... to here.
3885 * real.h (get_max_float): New.
3887 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3891 * builtin-attrs.def (ATTR_TYPEGENERIC,
3892 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3894 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3895 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3896 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3897 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3899 * c-common.c (handle_type_generic_attribute): New.
3900 (c_common_attribute_table): Add "type generic".
3902 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3904 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3906 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3907 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3910 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3913 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3914 checking that the operand is an expression.
3916 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3917 Danny Smith <dannysmith@users.sourceforge.net>
3920 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3921 file mapping object in local namespace if Windows version later
3924 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3926 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3927 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3928 arm_cannot_force_const_mem.
3929 (arm_cannot_force_const_mem): New function.
3930 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3931 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
3932 of arm_tls_referenced_p.
3933 * config/arm/arm.md (movsi): Split out-of-section constants when
3934 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
3935 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
3937 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3939 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
3941 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3943 * config/mips/mips.md (*extendqihi2): Convert the destination
3946 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3948 * config/pa/fptr.c: Update license header.
3949 * config/pa/milli64.S: Likewise.
3951 2007-07-17 Nick Clifton <nickc@redhat.com>
3953 * COPYING_v3: New file. Contains version 3 of the GNU General
3955 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
3956 Lesser General Public License.
3957 * doc/include/gpl_v3.texi: New file. Contains version 3 of
3958 the GNU General Public License.
3960 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
3962 PR rtl-optimization/32773
3963 * cfglayout.c (force_one_exit_fallthru): New function.
3964 (cfg_layout_finalize): Use it.
3966 2007-07-16 Richard Guenther <rguenther@suse.de>
3967 Uros Bizjak <ubizjak@gmail.com>
3969 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
3970 before forcing it to gimple operand.
3972 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3973 David Ung <davidu@mips.com>
3975 * config/mips/mips.h (TUNE_24K): Define.
3976 (TUNE_MACC_CHAINS): Add TUNE_24K.
3977 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
3979 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
3980 (r74k_int_madd): .. this new reservation.
3981 (define_bypass): Fixed bypasses for r74k_int_madd to use
3983 * config/mips/24k.md (define_bypass): Define new
3984 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
3986 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
3987 Nigel Stephens <nigel@mips.com>
3989 * config/mips/mips.md: Include 20kc.md.
3990 * config/mips/20kc.md: New file.
3991 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
3992 (mips_adjust_cost): Tweak for 20Kc.
3993 (mips_issue_rate): Likewise.
3994 * config/mips/mips.h (TUNE_20KC): Define.
3996 2007-07-16 David Edelsohn <edelsohn@gnu.og>
3998 * config/rs6000/rs6000.c (struct processor_cost): Add
3999 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4001 (*_cost): Add cache information.
4002 (rs6000_override_options): Set cache parameters.
4004 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4007 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4008 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4010 2007-07-16 Paul Brook <paul@codesourcery.com>
4013 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4014 (cirrus_thumb2_movsi_insn): Ditto.
4016 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4018 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4021 2007-07-15 Andrew Haley <aph@redhat.com>
4023 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4024 before looking in the context.
4026 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4030 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4031 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4032 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4033 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4034 to generate .CALLINFO statement.
4035 (hppa_expand_prologue): Set rp_saved.
4036 (hppa_expand_epilogue): Use rp_saved.
4037 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4038 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4040 2007-07-14 Dirk Mueller <dmueller@suse.de>
4042 * omega.c (coalesce): Fix memory leak on early exit.
4043 * matrix-reorg.c (check_allocation_function): Likewise.
4044 * tree-vect-transform.c (vect_get_new_vect_var): free result
4046 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4047 pass pointer to edge vector
4048 (partition_hot_cold_basic_blocks): Fix memory leak.
4049 * collect2.c (prefix_from_string): Free temporary storage.
4050 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4052 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4054 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4055 (DO_GLOBAL_DTORS_BODY): Likewise.
4057 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4058 Nigel Stephens <nigel@mips.com>
4060 * config/mips/mips.c (mips_classify_symbol): Don't return
4061 SYMBOL_SMALL_DATA for constant pool addresses if
4062 TARGET_EMBEDDED_DATA is true.
4064 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4066 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4067 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4068 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4069 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4070 __builtin_ia32_storehps, __builtin_ia32_storelps,
4071 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4072 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4073 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4074 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4075 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4076 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4077 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4078 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4079 using def_builtin_const.
4081 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4083 PR tree-optimization/32705
4084 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4085 (simplify_binary_expression): Use SSA_VAL consistently.
4087 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4089 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4090 (SPEFSCR_REGNO): Delete definition.
4091 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4092 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4093 * config/rs6000/rs6000.h: Do not define *_REGNO.
4094 LINK_REGISTER_REGNUM -> LR_REGNO.
4095 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4096 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4097 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4098 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4099 R_VRSAVE, R_VSCR. Use them.
4100 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4101 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4102 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4103 * config/rs6000/aix.h: Define R_LR. Use it.
4105 2007-07-13 Caroline Tice <ctice@apple.com>
4107 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4108 flag_var_tracking is explicitly turned off (i.e. when variable
4109 tracking is not feasible); otherwise, turn flag_var_tracking on when
4110 flag_var_tracking_uninit is on.
4111 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4112 note definitions, to allow recording of initialization status in the
4114 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4115 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4116 determine if two note locations are equal.
4117 (output_loc_list): Don't output list entries whose start & end labels
4119 (reg_loc_descriptor): Add parameter for initialization status; pass it
4120 to other loc descriptor functions.
4121 (one_reg_loc_descriptor): Add parameter for initialization status;
4122 check its value and add DW_OP_GNU_uninit to returned loc descr if
4124 (multiple_reg_loc_descriptor): Add parameter for initialization
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 (based_loc_descr): Add parameter for initialization status; add new
4130 variable for return value; check value of initialization parameter and
4131 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4132 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4133 pass init status argument to other loc descriptor functions; check
4134 value of intialization parameter and add DW_OP_GNU_uninit to returned
4135 loc descr if appropriate.
4136 (mem_loc_descriptor): Likewise.
4137 (concat_loc_descriptor): Likewise.
4138 (concatn_loc_descriptor): Likewise.
4139 (loc_descriptor): Add parameter for initialization status; pass it as
4140 argument to other loc descriptor function calls.
4141 (loc_descriptor_from_tree_1): Add appropriate initialization status
4142 to loc descriptor function calls.
4143 (add_location_or_const_value_attribute): Get initialization status
4144 from VAR_LOCATION note; add initialization status to loc descriptor
4146 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4147 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4148 status is uninitialized, add "[uninint]" to output.
4149 * common.opt (fvar-tracking-uninit): New option, similar to
4150 fvar-tracking, to turn on tracking of uninitialized variables; creates
4151 a new global flag, flag_var_tracking_uninit.
4152 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4153 (enum var_init_status): New type, for var initialization status field.
4154 * var-tracking.c (struct location_chain_def): Two new fields, init,
4155 for initialization status, and set_src for the assignment value expr.
4156 (unshare_variable): New parameter for initialization status;
4157 initialize new init and set_src fields.
4158 (var_reg_set): New parameters for initialization status and value;
4159 pass them to set_variable_part.
4160 (var_mem_set): Likewise.
4161 (get_init_value): New function.
4162 (var_reg_delete_and_set): New initialization status & value
4163 parameters; add call to get_init_value if status is unknown; pass new
4164 parameters to clobber_variable_part and var_reg_set.
4165 (var_mem_delete_and_set): Likewise.
4166 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4167 (var_mem_delete): Likewise.
4168 (variable_union): Pass status to unshare_variable; initialize new init
4169 and set_src fields. If flag_var_tracking_uninit is not set, force
4170 status to initialized.
4171 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4172 used later to get the set_src value.
4173 (find_src_status): New function.
4174 (find_src_set_src): New function.
4175 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4176 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4177 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4178 and var_mem_delete_and_set.
4179 (dump_variable): Print out "[uninit]" if appropriate.
4180 (set_variable_part): Add new initialization and set_src parameters;
4181 pass status to unshare_variable; set node->init and node- >set_src
4182 fields and modify slot in hash table appropriately; save the init and
4183 set_src values if appropriate and assign to the new node.
4184 (clobber_variable_part): New set_src parameter; if two nodes have
4185 same variable and same location but different set_src (assignment)
4186 values, clobber old node.
4187 (delete_variable_part): Pass init status to unshare_variable.
4188 (emit_note_insn_var_location): Add initialized var; assign var's init
4189 status to new 'initialized'; pass new init status field to calls to
4190 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4191 status to initialized.
4192 (emit_notes_in_bb): Pass initialization status to calls to
4193 var_reg_set, var_mem_set, var_reg_delete_and_set and
4194 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4195 var_reg_delete_and_set and var_mem_delete_and_set; call
4196 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4197 make up for change in add_stores.
4198 (vt_add_function_parameters): Add status to calls to
4200 * config/darwin.c (darwin_override_options): Turn on uninitialized
4201 tracking automatically, if var_tracking is on and the system is
4204 2007-07-13 Sa Liu <saliu@de.ibm.com>
4206 * config.gcc: Add options for arch and tune on SPU.
4207 * config/spu/predicates.md: Add constant operands 0 and 1.
4208 * config/spu/spu-builtins.def: Add builtins for double precision
4209 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4210 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4212 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4214 * config/spu/spu-protos.h: Add new function prototypes.
4215 * config/spu/spu.c (spu_override_options): Check options -march and
4217 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4218 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4220 (spu_const_from_int): New. Create a vector constant from 4 ints.
4221 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4222 (spu_emit_vector_compare): New. Emit vector compare.
4223 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4224 * config/spu/spu.h: Add options -march and -mtune. Define processor
4225 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4226 CANONICALIZE_COMPARISON.
4227 * config/spu/spu.md: Add new insns for double precision compare
4228 and double precision vector compare. Add vcond and smax/smin patterns
4229 to enable DFmode vector conditional expression.
4230 * config/spu/spu.opt: Add options -march and -mtune.
4231 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4232 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4233 both CELL and CELLEDP targets: spu_testsv.
4234 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4237 2007-07-13 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/32721
4240 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4241 TREE_THIS_VOLATILE on the folded reference.
4242 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4243 if the array reference has TREE_THIS_VOLATILE set.
4245 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4248 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4250 2007-07-13 Andreas Schwab <schwab@suse.de>
4252 * gengtype-lex.l: Allow declarations to be indented.
4254 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4256 * ginclude/tgmath.h: New.
4257 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4258 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4259 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4260 * configure: Regenerate.
4262 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4264 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4265 correct index when setting register save state for xd
4268 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4270 * config/sh/sh.c (mark_use): Remove.
4272 2007-07-12 Paul Brook <paul@codesourcery.com>
4274 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4275 reg does not overlap return value.
4277 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4279 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4280 (set_expression_vuses): Ditto.
4281 (init_pre): Initialize expression_vuses.
4283 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4285 * config/i386/sse.md (storentdf, storentsf): New.
4287 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4289 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4291 * tree.c (build_decl_stat): Move code from here...
4292 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4293 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4294 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4295 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4296 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4299 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4300 Devang Patel <dpatel@apple.com>
4302 PR tree-optimization/25413
4303 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4304 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4305 * tree.h (contains_packed_reference): New.
4306 * expr.c (contains_packed_reference): New.
4307 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4308 (vect_enhance_data_refs_alignment): Call
4309 vector_alignment_reachable_p.
4310 * target.h (vector_alignment_reachable): New builtin.
4311 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4312 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4313 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4315 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4317 * target.h (builtin_vectorization_cost): Add new target builtin.
4318 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4319 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4320 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4321 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4322 uninitialized variables.
4323 * tree-vect-transform.c (cost_for_stmt): New function.
4324 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4325 using cost 1 for all scalar stmts. Be less conservative when
4326 estimating the number of prologue/epulogue iterations. Call
4327 targetm.vectorize.builtin_vectorization_cost. Return
4328 min_profitable_iters-1.
4329 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4330 initialization cost instead of TARG_VEC_STMT_COST. Use
4331 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4332 epilogue code. Fix epilogue cost computation.
4333 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4334 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4335 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4336 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4337 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4338 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4340 2007-07-12 Richard Guenther <rguenther@suse.de>
4342 * gimplify.c (gimplify_conversion): Make sure that the result
4343 from maybe_fold_offset_to_reference is trivially convertible
4344 to the desired type before doing the simplification.
4345 (gimplify_expr): Likewise.
4346 * fold-const.c (fold_binary): Use the correct types for
4347 building the simplified expression.
4349 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4351 PR rtl-optimization/32729
4352 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4353 that fallthru to exit.
4355 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4357 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4358 (symDTPOFF2reg): Likewise.
4360 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4362 PR tree-optimization/32663
4364 * tree.h (VALUE_HANDLE_VUSES): Remove.
4365 (struct tree_value_handle): Remove vuses.
4367 * tree-vn.c (create_value_handle_for_expr): Don't set
4370 * tree-ssa-pre.c (expression_vuses): New.
4371 (alloc_expression_id): Set up expression_vuses.
4372 (get_expression_vuses): New.
4373 (set_expression_vuses): Ditto.
4374 (clear_expression_ids): Modify for expression_vuses.
4375 (phi_translate_1): Ditto.
4376 (phi_translate_set): Ditto.
4377 (value_dies_in_block_x): Ditto
4378 (valid_in_sets): Ditto.
4379 (add_to_sets): Ditto.
4380 (find_existing_value_expr): Ditto.
4381 (create_value_handle_for_expr): Ditto.
4382 (make_values_for_stmt): Ditto.
4383 (vuse_equiv): Remove.
4385 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4387 * Makefile.in (mostlyclean): Remove object files.
4389 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4391 * toplev.c (no_new_pseudos): Deleted.
4392 * rtl.h (no_new_pseudos): Deleted.
4393 * tree-pass.h (pass_no_new_pseudos): Deleted.
4394 * passes.c (pass_no_new_pseudos): Deleted.
4395 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4396 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4397 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4399 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4400 * rtlhooks.c (gen_lowpart_general): Ditto.
4401 * optabs.c (prepare_operand): Ditto.
4402 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4404 * modulo-sched.c (rest_of_handle_sms): Ditto.
4405 * see.c (rest_of_handle_see): Ditto.
4406 * ifcvt.c (if_convert): Ditto.
4407 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4409 * init-regs.c (gate_initialize_regs): Deleted set of
4411 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4412 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4413 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4415 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4418 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4419 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4420 (*vec_extractv2di_1_rex64): New insn pattern.
4422 2007-07-11 David Daney <ddaney@avtrex.com>
4424 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4425 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4426 for SIGNAL_UNWIND_RETURN_COLUMN.
4427 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4428 (DWARF_FRAME_REGNUM): Rewrite.
4429 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4431 2007-07-11 Nick Clifton <nickc@redhat.com>
4433 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4434 delta and use gen_int_mode in place of GET_INT instead.
4436 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4438 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4441 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4443 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4444 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4446 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4447 (USE_CANONICAL_TYPES): New.
4448 * doc/invoke.texi (verify-canonical-types): Remove.
4449 (use-canonical-types): Add.
4451 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4453 * config/spu/spu.c (spu_optimization_options): Remove setting of
4454 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4455 (spu_override_options): Move it here.
4457 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4459 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4460 * config/mips/mips.c (mips_cpu_info_table): Mention
4461 MIPS_ISA_LEVEL_SPEC in the comment.
4463 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4465 PR tree-optimization/32713
4466 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4468 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4471 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4472 conditional to flag_isoc99.
4473 (c_common_init_options): Do it here, unconditionally.
4475 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4477 PR tree-optimization/32589
4478 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4479 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4480 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4481 predicate, extracted from...
4482 (set_rhs): ...here. Call it for the expression on entry.
4483 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4484 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4485 (simplify_binary_expression): Use valid_gimple_expression_p
4486 to validate the simplification.
4487 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4489 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4491 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4492 DWARF2_DEBUG on 32 bit target too.
4493 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4495 2007-07-11 Nick Clifton <nickc@redhat.com>
4497 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4498 version for 64-bit hosts.
4500 2007-07-10 David Daney <ddaney@avtrex.com>
4502 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4504 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4506 * config/mips/mips.c (mips_expand_synci_loop): New function.
4507 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4508 (UNSPEC_RDHWR): Same.
4509 (UNSPEC_SYNCI): Same.
4510 (UNSPEC_SYNC): Same.
4511 (clear_cache): New expand.
4515 (clear_hazard): Same.
4516 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4518 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4519 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4521 2007-07-10 Ian Lance Taylor <iant@google.com>
4523 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4526 2007-07-10 David Daney <ddaney@avtrex.com>
4528 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4529 * builtins.c (expand_builtin___clear_cache): New function.
4530 (expand_builtin): Call expand_builtin___clear_cache for
4531 BUILT_IN_CLEAR_CACHE case.
4532 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4533 * doc/md.texi (clear_cache): Document new instruction pattern.
4534 * testsuite/gcc.dg/builtins-64.c: New test.
4536 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4538 * config/cris/cris.md ("movsi"): Fix typo in last change.
4540 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4543 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4545 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4546 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4547 for FUNCTION_DECLs. Don't use align_functions_log if
4549 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4550 even for FUNCTION_DECLs.
4551 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4553 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4554 (DECL_FUNCTION_CODE): Update for new location and name of
4556 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4557 (struct tree_decl_common): Move 'align' and 'off_align' out
4558 of union, ensure they're still on a 32-bit boundary. Remove
4559 other fields in union 'u1'.
4560 (struct tree_function_decl): Add field 'function_code' replacing
4561 'u1.f' in tree_decl_common.
4562 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4563 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4564 (Variable Attributes): Cross-reference 'aligned' attribute
4565 to Function Attributes.
4566 * flags.h (force_align_functions_log): Delete.
4567 * toplev.c (force_align_functions_log): Delete.
4569 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4572 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4573 (*vec_concatv2di_rex): New insn pattern.
4575 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4578 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4580 2007-07-10 Ian Lance Taylor <iant@google.com>
4582 Replace no_new_pseudos in backends.
4583 * rtl.h (can_create_pseudo_p): Define.
4584 * config/darwin.c (machopic_indirect_data_reference): Use
4585 can_create_pseudo_p () instead of no_new_pseudos.
4586 (machopic_indirect_data_reference): Likewise.
4587 (machopic_legitimize_pic_address): Likewise.
4588 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4589 (alpha_emit_set_const_1): Likewise.
4590 (alpha_emit_set_const): Likewise.
4591 (alpha_emit_conditional_move): Likewise.
4592 (alpha_split_conditional_move): Likewise.
4593 * config/alpha/alpha.md (various splitters): Likewise.
4595 * config/arm/arm.c (legitimize_pic_address): Likewise.
4596 (arm_load_pic_register): Likewise.
4597 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4598 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4599 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4600 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4601 * config/cris/cris.md (movsi): Likewise.
4602 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4603 (symGOTOFF2reg_hilo): Likewise.
4604 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4605 * config/h8300/h8300.md (insv, extzv): Likewise.
4606 * config/i386/i386.c (ix86_expand_move): Likewise.
4607 (ix86_expand_vector_move): Likewise.
4608 (ix86_prepare_fp_compare_args): Likewise.
4609 (ix86_expand_carry_flag_compare): Likewise.
4610 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4611 (tls_dynamic_gnu2_combine_32): Likewise.
4612 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4613 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4614 (ia64_expand_movxf_movrf): Likewise.
4615 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4616 (m32c_split_move): Likewise.
4617 (m32c_expand_insv): Likewise.
4618 * config/m68k/m68k.md (movsi): Likewise.
4619 * config/mips/mips.c (mips_force_temporary): Likewise.
4620 (mips_split_symbol): Likewise.
4621 (mips_move_integer): Likewise.
4622 (mips_legitimize_const_move): Likewise.
4623 * config/mn10300/mn10300.md (movsi): Likewise.
4624 * config/pa/pa.c (emit_move_sequence): Likewise.
4625 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4626 (rs6000_got_register): Likewise.
4627 (create_TOC_reference): Likewise.
4628 (rs6000_machopic_legitimize_pic_address): Likewise.
4629 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4630 (various splitters): Likewise.
4631 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4632 (movsi_got): Likewise.
4633 * config/s390/s390.c (emit_symbolic_move): Likewise.
4634 * config/s390/s390.md (movhi, movqi): Likewise.
4635 (load_multiple, store_multiple): Likewise.
4636 * config/score/score.c (score_force_temporary): Likewise.
4637 * config/sh/sh.c (prepare_move_operands): Likewise.
4638 (prepare_cbranch_operands): Likewise.
4639 (emit_fpu_switch): Likewise.
4640 (fpscr_set_from_mem): Likewise.
4641 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4642 (adddi3, subsi3): Likewise.
4643 (various splitters): Likewise.
4644 (divsi_inv_fp_combine): Likewise.
4645 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4646 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4648 * config/sh/predicates.md (xor_operand): Likewise.
4649 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4650 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4651 (movdi_pic_label_ref): Likewise.
4652 * config/spu/spu.c (spu_split_immediate): Likewise.
4653 * config/alpha/alpha.md (various splitters): Remove test
4654 !no_new_pseudos || reload_completed.
4655 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4657 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4658 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4659 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4660 * config/score/score.c (th_output_mi_thunk): Likewise.
4661 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4662 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4664 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4666 PR rtl-optimization/32664
4667 * mode-switching.c (create_pre_exit): Skip barrier insns.
4669 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4671 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4672 force_gimple_operand_bsi.
4673 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4674 rewrite_use_compare): Ditto.
4675 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4677 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4678 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4679 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4680 * tree-profile.c (prepare_instrumented_value,
4681 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4682 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4683 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4684 tree_gen_ior_profiler): Ditto.
4685 * tree-ssa-reassoc.c (negate_value): Ditto.
4686 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4687 Use force_gimple_operand_bsi.
4688 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4689 * tree-if-conv.c (add_to_dst_predicate_list,
4690 find_phi_replacement_condition): Ditto.
4691 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4692 Call mark_symbols_for_renaming for new statements.
4693 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4695 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4697 * cfghooks.c (remove_edge): New function.
4698 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4700 * cfghooks.h (remove_edge): Declare.
4701 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4702 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4704 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4706 * optabs.h: Added declaration for signbit_optab.
4707 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4708 * genoptinit.c (optabs): Added entry for signbit insns.
4709 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4711 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4712 * config/s390/s390.md (signbit<mode>2): New expander.
4714 2007-07-09 Richard Guenther <rguenther@suse.de>
4717 * fold-const.c (fold_plusminus_mult_expr): Move constant
4718 arguments second to allow decomposing.
4720 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4723 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4725 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4726 Disregard DECL_FROM_INLINE.
4728 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4731 * doc/invoke.texi: Add ftree-reassoc flag.
4732 * common.opt (ftree-reassoc): New flag.
4733 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4734 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4736 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4738 PR tree-optimization/32681
4739 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4740 saved in second_edge->aux when first_bb is a loop header.
4742 2007-07-09 Jan HUbicka <jh@suse.cz>
4744 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4746 2007-07-09 Richard Guenther <rguenther@suse.de>
4748 * c-decl.c (start_function): Do not promote return type.
4750 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4752 * function.c (do_warn_unused_parameter): Do not warn if
4753 TREE_NO_WARNING is set.
4755 2007-07-08 Andreas Schwab <schwab@suse.de>
4757 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4759 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4762 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4764 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4765 apply to assembly language, too.
4766 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4768 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4770 Revert (note the sccvn portions are *not* reverted)
4771 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4773 Fix PR tree-optimization/23488
4775 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4777 * tree-flow-inline.h (get_value_handle): Ditto.
4778 * tree-ssa-pre.c (decl_vh_map): New.
4779 (decl_node_pool): New.
4780 (can_value_number_operation): Support DECL_P.
4781 (can_PRE_operation): Ditto.
4782 (create_expression_by_pieces): Ditto.
4783 (find_existing_value_expr): Modify to differnetiate between
4784 addressing and top level.
4785 (create_value_handle_for_expr): Handle DECL's.
4786 (poolify_tree): Ditto.
4787 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4788 (make_values_for_stmt): Handle DECL's properly.
4789 (init_pre): Reorg to not init useless things during FRE.
4791 * tree-flow.h: Include pointer-set.h.
4792 (decl_vh_map): Declare.
4793 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4795 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4797 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4798 the constraint description.
4799 * doc/md.texi: Update documentation of AVR constraints.
4801 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4803 * auto-inc-dec.c, config/arm/arm.c,
4804 config/m32r/constraints.md, config/mips/mips.md,
4805 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4806 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4807 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4808 typos. Follow spelling conventions.
4809 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4811 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4812 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4814 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4815 realloc_vuse): Remove.
4816 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4819 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4821 Fix PR tree-optimization/23488
4823 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4824 (try_to_simplify): Ditto.
4826 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4828 * tree-flow-inline.h (get_value_handle): Ditto.
4829 * tree-ssa-pre.c (decl_vh_map): New.
4830 (decl_node_pool): New.
4831 (can_value_number_operation): Support DECL_P.
4832 (can_PRE_operation): Ditto.
4833 (create_expression_by_pieces): Ditto.
4834 (find_existing_value_expr): Modify to differnetiate between
4835 addressing and top level.
4836 (create_value_handle_for_expr): Handle DECL's.
4837 (poolify_tree): Ditto.
4838 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4839 (make_values_for_stmt): Handle DECL's properly.
4840 (init_pre): Reorg to not init useless things during FRE.
4842 * tree-flow.h: Include pointer-set.h.
4843 (decl_vh_map): Declare.
4844 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4846 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4848 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4849 apply to assembly language, too.
4850 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4852 2007-07-06 Ian Lance Taylor <iant@google.com>
4853 Zack Weinberg <zackw@panix.com>
4856 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4858 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4860 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4861 (prefetch): Likewise if "pref" would be used.
4863 2007-07-06 Josh Conner <jconner@apple.com>
4867 * calls.c (store_one_arg): Handle arguments which are partially
4868 on the stack when detecting argument overlap.
4870 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4872 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4873 chosen during find_reloads.
4875 2007-07-06 Richard Guenther <rguenther@suse.de>
4877 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4878 TYPE_ARG_TYPES for verification of argument types. Use
4879 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4880 parameters as variable arguments.
4882 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4884 * libgcc2.h (word_type): Type definition removed.
4885 (cmp_return_type, shift_count_type): Type definitions added.
4886 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4887 replaced with shift_count_type.
4888 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4890 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4891 changed from word_type to Wtype.
4892 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4893 replaced with shift_count_type.
4894 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4896 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4897 and libgcc_shift_count attribute added.
4898 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4899 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4900 (TARGET_INITIALIZER): New target hooks added.
4901 * targhooks.c (default_libgcc_cmp_return_mode,
4902 default_libgcc_shift_count_mode): Default implementations for the new
4904 * targhooks.h (default_libgcc_cmp_return_mode,
4905 default_libgcc_shift_count_mode): Function prototypes added.
4906 * target.h (struct gcc_target): Fields for the new target hooks added.
4907 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4909 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4912 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4913 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4915 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4916 s390_libgcc_shift_count_mode): Functions added.
4917 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4918 Target hooks defined.
4920 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4922 * config/mips/mips.c (compute_frame_size): Restore the original
4923 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4924 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4925 Document why the difference is needed.
4927 2007-07-06 Richard Guenther <rguenther@suse.de>
4929 * c-common.c (boolean_increment): Use correctly typed
4932 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4934 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
4935 the topmost argument register is not also included in the save mask.
4936 (mips16e_collect_argument_save_p): Take a pointer to the argument
4937 register, rather than a pointer to the number of arguments.
4938 (mips16e_collect_argument_saves): Only include argument saves
4939 that aren't in the register mask.
4941 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
4943 PR rtl-optimization/32450
4944 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
4945 to ensure that instructions are not moved into the prologue when
4946 profiling is on. Remove unused prologue_end variable.
4947 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
4948 as a scheduling barrier.
4950 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4953 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4954 Disregard DECL_FROM_INLINE.
4956 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
4958 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
4959 IORing with a constant.
4961 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
4963 PR rtl-optimization/32475
4964 * df-scan.c (df_def_record_1): Add a use of the stack pointer
4965 for every definition of the stack pointer.
4967 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
4969 * arm.c (vfp3_const_double_index): Copy signed results of
4970 REAL_VALUE_TO_INT into unsigned vars.
4972 2007-07-05 Richard Guenther <rguenther@suse.de>
4975 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
4977 * tree-ssa.c (useless_type_conversion_p): Check canonical
4980 2007-07-05 Anatoly Sokolov <aesok@post.ru>
4982 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4983 zero_extendhisi2): Change to define_insn_and_split.
4984 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
4986 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
4988 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
4989 pass_match_asm_constraints): New.
4990 * passes.c (init_optimization_passes): Add new pass.
4991 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
4992 * function.h (struct function): Add has_asm_statement bit.
4993 (current_function_has_asm_statement): New.
4994 * tree-pass.h (pass_match_asm_constraints): New.
4996 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
4998 * config/mips/mips.c (mips_file_start): Avoid declaration
5001 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5003 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5005 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5007 * rtl.def (NOTE): Change print format string to print
5008 operand 5 as a note insn name.
5010 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5011 David Ung <davidu@mips.com>
5013 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5014 * doc/invoke.texi: (MIPS Options): Document them.
5016 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5017 David Ung <davidu@mips.com>
5019 Add support for SmartMIPS ASE.
5021 * optabs.c (expand_binop_directly): New, broken out from...
5022 (expand_binop): Here. Make it try rotating in the other
5023 direction even when the second operand isn't constant.
5024 * config/mips/mips.md (*lwxs): New.
5025 * config/mips/mips.opt (msmartmips): New.
5026 * config/mips/mips.c (mips_lwxs_address_p): New.
5027 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5028 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5029 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5030 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5031 (ISA_HAS_LWXS): New.
5032 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5033 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5034 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5035 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5036 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5037 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5038 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5040 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5042 * tree-vectorizer.c (new_loop_vec_info): Initialize
5043 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5044 * tree-vectorizer.h (_loop_vec_info): Added new filed
5045 min_profitable_iters.
5046 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5047 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5048 * tree-vect-analyze.c (vect_analyze_operations): Set
5049 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5050 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5051 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5052 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5053 and prologue cost to after they are computed.
5054 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5056 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5057 of creating vectors from scalars according to dt.
5058 (vect_model_store_cost): Likewise.
5059 (vectorizable_call): Use dt array instead of scalar dt. Call
5060 vect_model_simple_cost with additional argument dt.
5061 (vectorizable_assignment): Likewise.
5062 (vectorizable_operation): Likewise.
5063 (vectorizable_type_demotion): Likewise.
5064 (vectorizable_type_promotion): Likewise.
5065 (vectorizable_store): Use dt array instead of scalar dt. Call
5066 vect_model_store_cost with additional argument dt.
5067 (vect_do_peeling_for_loop_bound): Don't call
5068 vect_estimate_min_profitable_iters. Instead, lookup
5069 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5070 "may not be profitable".
5072 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5075 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5076 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5077 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5078 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5080 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5082 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5083 addressing modes cheaper.
5085 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5087 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5088 (dw_ranges_struct): Rename block_num to num. Adjust.
5089 (dw_ranges_by_label_struct): New.
5090 (ranges_by_label, ranges_by_label_allocated,
5091 ranges_by_label_in_use): New variables.
5092 (add_ranges_num): Factored most of the code out of...
5093 (add_ranges): ... this one. Rewrite in terms of the former.
5094 (add_ranges_by_labels): New.
5095 (output_ranges): Output by-label ranges.
5096 (dwarf2out_finish): Output range for multiple-section
5097 compile_unit. Output standard DW_AT_low_pc in addition to
5098 unexpected DW_AT_entry_pc.
5100 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5102 PR tree-optimization/32604
5103 PR tree-optimization/32606
5105 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5106 (compute_antic_safe): Removed.
5107 (ANTIC_SAFE_LOADS): Ditto.
5108 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5109 (execute_pre): Don't call compute_antic_safe.
5110 (vuse_equiv): New function.
5111 (make_values_for_stmt): Use it
5112 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5115 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5118 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5120 (avr_attribute_table): Make "naked" attribute apply to function types
5121 rather than to decls.
5122 (avr_handle_fntype_attribute): New function.
5124 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5126 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5129 2007-07-04 David Ung <davidu@mips.com>
5130 Joseph Myers <joseph@codesourcery.com>
5132 * config/mips/mips.md (type): Add logical, signext and move.
5133 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5134 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5135 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5136 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5137 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5138 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5139 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5140 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5141 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5142 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5143 movv2sf_hardfloat_64bit): Use the new types.
5144 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5145 *movdf_softfloat, *movdf_mips16): Use "multi".
5146 (extendqihi2): Replace with a define_expand.
5147 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5148 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5149 * config/mips/74k.md (r74k_int_logical): New reservation and
5151 (r74k_int_arith): Remove "slt".
5152 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5153 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5154 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5155 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5156 reservations for "arith".
5158 2007-07-04 Richard Guenther <rguenther@suse.de>
5160 * tree-ssa.c (useless_type_conversion_p): Add handling for
5161 scalar float and vector types. Only call the types_compatible_p
5162 langhook for aggregate types as last resort. Follow the
5165 2007-07-04 Richard Guenther <rguenther@suse.de>
5167 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5168 the same as NOP_EXPR.
5170 2007-07-04 Nick Clifton <nickc@redhat.com>
5172 * target.h (struct gcc_target): Add target_help field.
5173 * target-def.h (TARGET_HELP): New.
5174 (TARGET_INITIALIZER): Use TARGET_HELP.
5175 * opts.c (command_handle_option): Invoke target_help function, if
5176 defined, when the user has specified --target-help on the command
5178 * doc/invoke.texi: Mention that --target-help might print
5179 additional information.
5180 * doc/tm.texi: Document TARGET_HELP hook.
5182 * arm.c (TARGET_HELP): Override default definition.
5183 (arm_target_help): New - display a wrapped list of cores and
5184 architectures supported.
5186 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5188 * config/v850/v850.c (expand_prologue): Make sure
5189 GEN_INT() argument is sign extended rather than zero extended.
5190 (expand_epilogue): Likewise.
5191 (output_move_double): Delete.
5192 * config/v850/v850-protos.h (output_move_double): Delete.
5193 * config/v850/v850.md (movdi): Delete.
5194 (*movdi_internal): Delete.
5196 (*movdf_internal): Delete.
5198 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5200 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5201 unless compiling RTP PIC.
5203 2007-07-04 Richard Guenther <rguenther@suse.de>
5205 PR tree-optimization/32482
5206 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5207 original ssa name if we didn't find a shift expression.
5208 Fix shift constant for bit zero test.
5210 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5212 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5214 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5216 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5217 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5218 * config/arm/vxworks.h (ASM_SPEC): Delete.
5219 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5221 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5223 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5224 (DDR_REVERSED_P): New.
5225 * tree-data-ref.c (initialize_data_dependence_relation,
5226 build_classic_dist_vector): Set DDR_REVERSED_P.
5228 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5231 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5232 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5233 init_omega_for_ddr_1): Use non conservative number of iterations
5235 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5236 (analyze_siv_subscript): Remove FIXME and reinitialization of
5237 last_conflicts to chrec_dont_know.
5238 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5240 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5242 * tree.c (maybe_canonicalize_argtypes): Improve description.
5244 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5246 * tree.c (maybe_canonicalize_argtypes): New.
5247 (build_function_type): Set canonical type.
5248 (build_method_type_directly): Ditto.
5249 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5252 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5254 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5256 (rewrite_use_nonlinear_expr): Likewise.
5258 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5260 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5262 2007-07-04 Ben Elliston <bje@au.ibm.com>
5264 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5267 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5269 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5270 (Exception Handling): Likewise.
5272 2007-07-03 Jan Hubicka <jh@suse.cz>
5274 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5276 2007-07-03 Eric Christopher <echristo@apple.com>
5278 * doc/cppopts.texi: Add conflicting option note to -dM.
5279 * doc/invoke.texi: Add note about possible conflicts with
5280 -E for -dCHARS and note that -dM will not produce
5281 any results if there is no machine dependent reorg.
5283 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5285 * tree.h (DECL_ALIGN): Back out previous change.
5287 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5289 * configure.ac: Test for .dtprelword support on MIPS.
5290 * configure, config.in: Regenerate.
5291 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5292 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5294 2007-07-03 Julian Brown <julian@codesourcery.com>
5296 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5297 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5298 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5299 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5301 (all_fpus): Add FPUTYPE_VFP3.
5302 (fp_model_for_fpu): Add VFPv3 field.
5303 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5304 (vfp3_const_double_index): New function. Return integer index of
5305 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5307 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5308 and argument represents a valid RTX for a VFPv3 constant.
5309 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5311 (vfp_emit_fstmd): Similar, for fstmd.
5312 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5313 constants, represented as integer indices.
5314 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5315 VFP_REGNO_OK_FOR_DOUBLE macros.
5316 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5317 (arm_file_start): Set float-abi attribute for VFPv3, and output
5318 correct ".fpu" assembler directive.
5319 (arm_dbx_register_numbering): Add FIXME.
5320 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5321 (fputype): Add FPUTYPE_VFP3.
5322 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5323 (CALL_USED_REGISTERS): Likewise.
5324 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5325 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5326 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5327 (D7_VFP_REGNUM): New.
5328 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5329 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5330 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5331 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5332 (REG_ALLOC_ORDER): Adjust for VFPv3.
5333 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5334 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5335 VFP_LO_REGS, VFP_HI_REGS.
5336 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5337 (IS_VFP_CLASS): Define macro.
5338 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5340 (REGISTER_MOVE_COST): Likewise.
5341 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5342 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5343 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5344 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5345 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5346 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5347 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5348 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5349 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5350 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5351 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5352 where appropriate for single-word registers.
5353 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5354 As above. Fix type attributes.
5355 * config/arm/constraints.md (register_contraint "t"): Define.
5356 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5358 (register_constraint "x"): Define.
5359 (constraint "Dv"): Define.
5361 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5363 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5365 2007-07-03 Tom Tromey <tromey@redhat.com>
5367 * c-parser.c (objc_pq_context): Removed.
5368 (objc_need_raw_identifier): Likewise.
5369 (c_parser) <objc_pq_context>: New field.
5370 <objc_need_raw_identifier>: Likewise.
5371 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5372 (c_lex_one_token): Update.
5373 (c_parser_objc_protocol_definition): Update.
5374 (c_parser_objc_method_definition): Update.
5375 (c_parser_objc_methodproto): Update.
5376 (c_parser_declspecs): Update.
5378 2007-07-03 David Ung <davidu@mips.com>
5380 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5382 2007-07-03 David Ung <davidu@mips.com>
5383 Richard Sandiford <richard@codesourcery.com>
5385 * doc/invoke.texi: Document -march=74kf3_2.
5386 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5387 (TUNE_74K): Check for it.
5388 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5389 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5390 * config/mips/mips.md (cpu): Add 74kf3_2.
5391 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5392 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5393 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5394 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5395 74kf3_2 to the CPU list.
5396 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5397 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5398 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5399 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5400 (r74kf3_2_fxfer_from_c1): New insn reservations.
5402 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5403 David Ung <davidu@mips.com>
5405 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5406 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5407 and 74k[fx]. Document aliases for the new options.
5408 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5409 (PROCESSOR_24KF2_1): ...this.
5410 (PROCESSOR_24KX): Rename to...
5411 (PROCESSOR_24KF1_1): ...this.
5412 (PROCESSOR_74KF): Rename to...
5413 (PROCESSOR_74KF2_1): ...this.
5414 (PROCESSOR_74KX): Rename to...
5415 (PROCESSOR_74KF1_1): ...this.
5416 (TUNE_74K): Update PROCESSOR_* names.
5417 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5418 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5419 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5420 (mips_rtx_cost_data): Update processor names in comments.
5421 (mips_issue_rate): Update PROCESSOR_* names.
5422 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5423 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5424 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5425 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5426 Update cpu attribute names.
5427 (r24k_fpu_iss): Rename this reservation to...
5428 (r24kf2_1_fpu_iss): ...this and update all uses.
5429 (r24kx_fpu_iss): Rename this reservation to...
5430 (r24kf1_1_fpu_iss): ...this and update all uses.
5431 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5432 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5433 Update cpu attribute names.
5435 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5437 * config/m32r/constraints.md: New file.
5438 * config/m32r/m32r.c: Include tm-constrs.h.
5439 (small_data_operand): Use satisfies_constraint_* instead of macro.
5440 (addr24_operand, gen_compare): Likewise.
5441 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5442 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5443 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5444 EXTRA_CONSTRAINT): Likewise.
5445 * config/m32r/m32r.md: Include constraints.md.
5446 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5447 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5448 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5449 (two_insn_const_operand, int8_operand, uint16_operand,
5450 reg_or_int16_operand, reg_or_uint16_operand,
5451 reg_or_cmp_int16_operand, cmp_int16_operand,
5452 seth_add3_operand): Likewise.
5454 2007-07-03 Eric Christopher <echristo@gmail.com>
5456 * libgcc2.h: Conditionally declare __bswapsi2 and
5459 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5461 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5464 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5467 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5468 (__gthrw_pragma): Provide default definition.
5470 * gthr-posix.c (__gthrw_pragma): Define.
5472 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5474 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5475 before declaring inequality.
5477 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5479 * combine.c (recog_for_combine): Log the success or failure of
5480 matching new insn patterns against the machine description in
5483 2007-07-03 Revital Eres <eres@il.ibm.com>
5485 * ddg.c (print_sccs): New function.
5486 (check_sccs): New function.
5487 (create_ddg_all_sccs): Use it.
5488 * ddg.h (print_sccs): Declare.
5489 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5491 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5493 * targhooks.h (default_mode_for_suffix): New function declaration.
5494 * targhooks.c (default_mode_for_suffix): New default target hook.
5495 * target.h (struct c): New structure in the targetm struct.
5496 (mode_for_suffix): New target hook as part of struct c.
5497 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5498 default_mode_for_suffix.
5499 (TARGET_C): New define.
5500 * c-lex.c: Include "target.h".
5501 (interpret_float): Use targetm.c.mode_for_suffix to determine
5502 the mode for a given non-standard suffix.
5503 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5505 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5506 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5508 * doc/extend.texi (Floating Types): New node. Document __float80 and
5509 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5511 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5514 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5515 predicate instead of target_operand.
5516 (divsi3_i1_media, divsi3_media_2): Likewise.
5518 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5520 * tree.h (alias_sets_might_conflict_p): Rename into
5521 alias_sets_must_conflict_p.
5522 * alias.c (alias_sets_might_conflict_p): Likewise.
5523 (alias_sets_conflict_p): Use it.
5524 (objects_must_conflict_p): Likewise.
5525 * c-common.c (strict_aliasing_warning): Adjust.
5527 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5529 * rtlhooks.c (gen_lowpart_if_possible): Check for
5530 invalid subreg before calling gen_lowpart_SUBREG.
5532 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5534 * config/darwin9.h: Add copyright notice.
5535 (LINK_COMMAND_SPEC): Add comment.
5536 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5537 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5538 DARWIN_LIBSYSTEM_HAS_UNWIND.
5540 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5543 * omp-low.c (check_combined_parallel): New function.
5544 (lower_omp_parallel): Call it via walk_stmts, set
5545 OMP_PARALLEL_COMBINED if appropriate.
5546 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5547 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5548 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5549 don't consider it as combined parallel.
5551 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5553 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5554 (gcc_tooldir): Likewise.
5555 * configure: Regenerate.
5556 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5557 old configure.ac gcc_tooldir setting.
5558 (prefix_to_exec_prefix): New variable.
5559 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5560 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5562 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5564 Fix PR tree-optimization/32583
5565 Fix PR tree-optimization/32584
5566 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5567 (phi_translate_set): Use phi_translate directly now.
5568 (make_values_for_stmt): Don't value number RHS if we already know
5571 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5572 Jim Wilson <wilson@specifix.com>
5575 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5578 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5579 Richard Sandiford <richard@codesourcery.com>
5580 Nigel Stephens <nigel@mips.com>
5582 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5583 (mips16e_output_save_restore): Declare.
5584 (mips16e_save_restore_pattern_p): Likewise.
5585 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5586 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5587 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5588 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5589 (BITSET_P): New global macro, extracted from...
5590 (mips_for_each_saved_reg): ...here.
5591 (mips16e_save_restore_info): New struct.
5592 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5593 (mips16e_save_restore_regs): New variable.
5594 (mips_split_plus, mips16e_find_first_register): New functions.
5595 (mips16e_mask_registers): New function.
5596 (compute_frame_size): Expand the commentary before the function.
5597 Enforce the MIPS16e save and restore register range restrictions.
5598 Pad the general register save area at the low end.
5599 (mips16e_save_restore_reg, mips16e_build_save_restore)
5600 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5601 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5602 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5604 (mips_expand_prologue, mips_expand_epilogue): Handle
5605 GENERATE_MIPS16E_SAVE_RESTORE.
5606 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5608 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5610 PR tree-optimization/31966
5611 PR tree-optimization/32533
5612 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5613 "basic_block" description as its third argument. Update function
5614 calls to get destination bb from "edge" argument. Save "cond" into
5615 aux field of the edge. Update prototype for changed arguments.
5616 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5618 (find_phi_replacement_condition): Operate on incoming edges, not
5619 on predecessor blocks. If there is a condition saved in the
5620 incoming edge aux field, AND it with incoming bb predicate.
5621 Return source bb of the first edge.
5622 (clean_predicate_lists): Clean aux field of outgoing node edges.
5623 (tree_if_conversion): Do not initialize cond variable. Move
5624 variable declaration into the loop.
5625 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5626 initializations of new_stmt, arg0 and arg1 variables.
5628 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5630 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5631 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5633 2007-07-02 Richard Guenther <rguenther@suse.de>
5635 * tree-ssa.c (useless_type_conversion_p): Document
5636 future intent as defining the middle-end type system.
5637 Re-structure to call langhook last, group by type class,
5638 mark questionable parts.
5640 2007-07-02 Richard Guenther <rguenther@suse.de>
5642 * tree-flow.h (types_compatible_p): Declare.
5643 * tree-ssa.c (types_compatible_p): New function.
5644 * ipa-type-escape.c (discover_unique_type): Use
5645 types_compatible_p instead of lang_hooks.types_compatible_p.
5646 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5647 * tree-vn.c (expressions_equal_p): Likewise.
5648 * tree.c (fields_compatible_p): Likewise.
5649 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5650 (cprop_operand): Use useless_type_conversion_p instead of
5651 lang_hooks.types_compatible_p.
5652 * tree-inline.c (setup_one_parameter): Likewise.
5653 (declare_return_variable): Likewise.
5654 * tree-nrv.c (tree_nrv): Likewise.
5655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5656 (maybe_fold_offset_to_component_ref): Likewise.
5657 (maybe_fold_offset_to_reference): Likewise.
5658 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5659 (merge_alias_info): Likewise.
5660 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5661 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5662 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5663 * tree-tailcall.c (find_tail_calls): Likewise.
5664 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5665 * gimplify.c (canonicalize_addr_expr): Likewise.
5666 (fold_indirect_ref_rhs): Likewise.
5667 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5668 (cpt_same_type): Likewise.
5669 (check_pointer_types_r): Swap parameters to cpt_same_type
5671 * fold-const.c (fold_convert): Revert fix for PR15988.
5672 * tree-inline.c (setup_one_parameter): Instead fix it here by
5673 using fold_build1 instead of fold_convert and checking for
5674 error_mark_node. Convert only if the conversion is necessary.
5676 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5678 * configure.ac: Check for .gnu_attribute on Power.
5679 * configure: Regenerate.
5680 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5681 attribute for floating-point ABI.
5683 2007-07-02 Ira Rosen <irar@il.ibm.com>
5685 PR tree-optimization/32230
5686 PR tree-optimization/32477
5687 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5688 address is a constant.
5690 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5692 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5693 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5694 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5695 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5696 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5697 64-bit targets. Add support for *-elfoabi*.
5698 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5699 different settings if $(tm_defines) does not select the EABI.
5700 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5701 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5702 (MIPS_ARCH_OPTION_SPEC): Likewise.
5703 (MIPS_ISA_LEVEL_SPEC): Likewise.
5704 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5705 * config/mips/elfoabi.h: New file.
5707 2007-07-02 Richard Guenther <rguenther@suse.de>
5709 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5710 (useless_type_conversion_p): ... this.
5711 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5712 (useless_type_conversion_p): ... this.
5713 * builtins.c (fold_builtin_memory_op): Rename
5714 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5715 * tree-cfg.c (verify_expr): Likewise.
5716 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5717 * tree-ssa-ccp.c (ccp_fold): Likewise.
5718 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5719 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5721 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5722 * tree-ssa-pre.c (eliminate): Likewise.
5723 * tree-ssa.c (delete_tree_ssa): Likewise.
5724 (tree_ssa_useless_type_conversion): Likewise.
5725 * tree.c (build2_stat): Likewise.
5727 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5729 Fix PR tree-optimization/32571
5730 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5733 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5736 and other expected operations explicitly, change default to
5739 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5741 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5743 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5744 (tls_load_dot_plus_eight): Move the label number into the unspec.
5745 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5747 2007-07-01 Andreas Schwab <schwab@suse.de>
5749 * dwarf2out.c (initial_return_save): Define only if used.
5751 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5753 Unreverting Richard's Revert of:
5755 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5757 * dce.c (deletable_insn_p_1): New function, split out from...
5758 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5759 specially, not those inside PARALLELs. Remove BODY argument
5760 and adjust recursive call accordingly.
5761 (prescan_insns_for_dce): Update call to delete_insn_p.
5763 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5764 Revital Eres <eres@il.ibm.com>
5766 * ddg.c (create_ddg_all_sccs): Fix missed
5767 initialization of scc_nodes.
5769 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5772 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5773 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5775 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5777 * configure.ac: Check for .gnu_attribute on MIPS.
5778 * configure, config.in: Regenerate.
5779 * config/mips/mips.c (mips_file_start): If supported, output
5780 attribute for floating-point ABI.
5782 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5785 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5786 (ffs_cmove): New expander to expand using ctz pattern.
5787 (*ffs_cmove): Remove pattern.
5788 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5789 (ffsdi2): Expand using ctz pattern.
5790 (*ffs_rex64): Remove pattern.
5792 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5794 PR rtl-optimization/32296
5795 * pa.md (return): Delete pattern.
5796 (return_internal): Remove "(const_int 1)" from pattern.
5797 (epilogue): Use return_internal pattern for trivial returns.
5798 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5799 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5801 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5803 * tree-ssa-pre.c (is_exception_related): New function
5804 (can_value_number_operation): Use it.
5806 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5808 Fix PR tree-optimization/32540
5809 Fix PR tree-optimization/31651
5811 * tree-ssa-sccvn.c: New file.
5813 * tree-ssa-sccvn.h: Ditto.
5815 * tree-vn.c: Include tree-ssa-sccvn.h
5816 (val_expr_paid_d): Removed.
5817 (value_table): Ditto.
5818 (vn_compute): Ditto.
5819 (val_expr_pair_hash): Ditto.
5820 (val_expr_pair_expr_eq): Ditto.
5821 (copy_vuses_from_stmt): Ditto.
5824 (shared_vuses_from_stmt): Ditto.
5825 (print_creation_to_file): Moved up.
5826 (sort_vuses): Ditto.
5827 (sort_vuses_heap): Ditto.
5828 (set_value_handle): Make non-static.
5829 (make_value_handle): Ditto.
5830 (vn_add): Rewritten to use sccvn lookups.
5831 (vn_add_with_vuses): Ditto.
5832 (vn_lookup): Ditto (and second argument removed).
5833 (vn_lookup_with_vuses): Ditto.
5834 (vn_lookup_or_add): Ditto (and second argument removed);
5835 (vn_lookup_or_add_with_vuses): Ditto.
5836 (vn_lookup_with_stmt): New.
5837 (vn_lookup_or_add_with_stmt): Ditto.
5838 (create_value_handle_for_expr): Ditto.
5840 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5841 (seen_during_translate): New function.
5842 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5843 (phi_trans_add): Ditto.
5844 (constant_expr_p): FIELD_DECL is always constant.
5845 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5846 Use constant_expr_p.
5847 Avoid infinite recursion on mutually valued expressions.
5848 Change callers of vn_lookup_or_add.
5849 (phi_translate): New function.
5850 (compute_antic_safe): Allow phi nodes.
5851 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5852 (find_or_generate_expression): Rewrite slightly.
5853 (create_expression_by_pieces): Updated for vn_lookup_or_add
5855 Update VN_INFO for new names.
5856 (insert_into_preds_of_block): Update for new names.
5857 (add_to_exp_gen): New function.
5858 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5859 (find_existing_value_expr): Rewrite to changed vn_lookup.
5860 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5861 (try_look_through_load): Removed.
5862 (try_combine_conversion): Ditto.
5863 (get_sccvn_value): New function.
5864 (make_values_for_phi): Ditto.
5865 (make_values_for_stmt): Ditto.
5866 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5868 (init_pre): Update for SCCVN changes.
5870 (execute_pre): Ditto.
5872 * tree-flow.h (make_value_handle): Declare.
5873 (set_value_handle): Ditto.
5874 (sort_vuses_heap): Ditto.
5875 (vn_lookup_or_add_with_stmt): Ditto.
5876 (vn_lookup_with_stmt): Ditto.
5877 (vn_compute): Remove.
5880 (vn_lookup): Update arguments.
5882 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5884 (tree-ssa-sccvn.o): New.
5885 (OBJS-common): Add tree-ssa-sccvn.o
5887 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5890 * c-typeck.c (build_external_ref): Don't mark as used if called
5892 * calls.c (rtx_for_function_call): Likewise.
5894 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5898 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5900 * dce.c (deletable_insn_p_1): New function, split out from...
5901 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5902 specially, not those inside PARALLELs. Remove BODY argument
5903 and adjust recursive call accordingly.
5904 (prescan_insns_for_dce): Update call to delete_insn_p.
5906 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5908 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5909 (try_combine): Move potential calls to undo_all() so they happen
5910 before we commit to using the combined insns.
5912 2006-06-30 Jan Hubicka <jh@suse.cz>
5914 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5917 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5919 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5920 (cgraph_remove_unreachable_nodes): Likewise.
5921 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5922 * ipa-inline.c (update_caller_keys): Cast according to the coding
5924 (cgraph_decide_recursive_inlining): Likewise.
5925 (cgraph_decide_inlining_of_small_function): Likewise.
5926 (try_inline): Likewise.
5927 (cgraph_decide_inlining_incrementally): Likewise.
5928 * ipa-pure-const.c (get_function_state): Likewise.
5929 (scan_function): Likewise.
5930 (analyze_function): Likewise.
5931 (static_execute): Likewise.
5932 * ipa-reference.c (scan_for_static_refs): Likewise.
5933 (merge_callee_local_info): Likewise.
5934 (analyze_function): Use type safe memory macros.
5935 (static_execute): Likewise. Cast according to the coding conventions.
5936 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
5938 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
5940 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
5941 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
5944 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5947 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
5948 for complex modes (both int and real).
5950 2007-06-29 Jan Hubicka <jh@suse.cz>
5952 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
5954 2007-06-29 Jan Hubicka <jh@suse.cz>
5957 * cse.c (cse_insn): Avoid invalid sharing in between register note and
5960 2007-06-29 Anatoly Sokolov <aesok@post.ru>
5963 * config/avr/avr.c: Include dataflow header file.
5964 (expand_prologue): Adjust for prologue insn change.
5965 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
5968 2007-06-29 Richard Guenther <rguenther@suse.de>
5971 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
5972 during type verification.
5974 2007-06-29 Jan Hubicka <jh@suse.cz>
5976 * recog.c (validate_change_rtx_1): Unshare TO argument.
5978 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
5980 PR tree-optimization/24659
5981 * tree-vect-transform.c (vectorizable_call): Handle
5982 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5984 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
5985 * config/i386/i386.c (enum ix86_builtins)
5986 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
5987 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
5989 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
5990 const using def_builtin_const.
5991 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
5992 input operands in the same modes as the result.
5993 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
5995 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
5997 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
5998 (df_set_dead_notes_for_mw): Likewise.
6000 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6002 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6004 2007-06-28 DJ Delorie <dj@redhat.com>
6006 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6008 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6010 * doc/invoke.texi (C++ Dialect Options): Document
6011 fvisibility-ms-compat.
6012 * c.opt (fvisibility-ms-compat): New.
6014 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6017 * tree-affine.c (aff_combination_add_elt): Handle
6018 pointer addition specially.
6020 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6022 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6023 decl is non-external for AIX ABI.
6025 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6027 * config/rs6000/predicates.md (current_file_function_operand):
6028 Ensure the symbol is non-external for AIX ABI.
6030 2007-06-28 Nick Clifton <nickc@redhat.com>
6032 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6033 (fdce, fdse, fpredictive-commoning): Likewise.
6035 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6038 * gcc.c (process_command): Recognize the new -static-libgfortran
6041 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6044 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6045 Use a call clobbered hard reg instead of a pseudo reg.
6047 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6049 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6051 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6054 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6055 REG_LIBCALL and REG_RETVAL notes.
6056 (divsi3, mulsi3): Likewise.
6057 (mulhisi3): Likewise. Use emit_libcall_block.
6058 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6060 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6062 PR rtl-optimization/32481
6063 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6065 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6067 * dce.c (deletable_insn_p_1): New function, split out from...
6068 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6069 specially, not those inside PARALLELs. Remove BODY argument
6070 and adjust recursive call accordingly.
6071 (prescan_insns_for_dce): Update call to delete_insn_p.
6073 2007-06-27 Richard Guenther <rguenther@suse.de>
6076 * tree.h (fold_convertible_p): Declare.
6077 * fold-const.c (fold_convertible_p): New function.
6078 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6079 instead of lang_hooks.types_compatible_p.
6081 2007-06-26 Jan Hubicka <jh@suse.cz>
6083 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6084 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6085 early use validate_unshare_change.
6086 (reload_combine): Likewise.
6087 * recog.c (change_t): New field unshare.
6088 (validate_change_1): Rename from validate_change; add argument unshare.
6089 (validate_change): Turn into wrapper of validate_change_1; update
6090 prototype for bools.
6091 (validate_unshare_change): New.
6092 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6093 calls of df_insn_rescan.
6094 * recog.h (validate_change): Replace ints by bools.
6095 (validate_unshare_change): Declare.
6097 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6099 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6101 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6103 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6105 2007-06-25 Jan Hubicka <jh@suse.cz>
6107 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6109 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6110 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6111 places other call site specific checks are performed.
6113 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6116 * tree-vect-transform.c (vectorizable_operation): Convert
6117 POINTER_PLUS_EXPR over to PLUS_EXPR.
6119 2007-06-25 Chao-ying Fu <fu@mips.com>
6121 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6122 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6123 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6124 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6126 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6127 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6128 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6129 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6130 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6131 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6132 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6133 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6134 ALL_FIXED_POINT_MODE_P): New define.
6135 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6137 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6139 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6140 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6141 MODE_VECTOR_UACCUM): New mode classes.
6143 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6144 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6145 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6148 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6149 (blank_mode): Initialize ibit and fbit.
6150 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6151 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6153 (new_adjust): Change required_class to required_class_from and
6154 required_class_to for testing within a range.
6155 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6156 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6158 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6159 (make_fixed_point_mode): New.
6160 (_ADD_ADJUST): Change C to C1 and C2.
6161 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6162 use a range for machine classes.
6163 (ADJUST_IBIT, ADJUST_FBIT): New.
6164 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6166 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6167 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6168 Emit adjustment for ibit and fbit.
6169 (emit_mode_ibit, emit_mode_fbit): New.
6170 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6172 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6174 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6175 as the source of the set.
6177 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6179 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6180 FP_REGNO_P): Use IN_RANGE.
6181 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6182 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6183 (DATA_REG_P): Use DATA_REGNO_P.
6184 (FP_REG_P): Use FP_REGNO_P.
6185 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6186 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6187 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6189 2007-06-24 Jan Hubicka <jh@suse.cz>
6192 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6194 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6197 * fold-const.c (fold_binary): Strip nops of operand 0
6198 of BIT_NOT_EXPR before calling operand_equal_p.
6199 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6200 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6202 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6204 * doc/extend.texi: Document that dllimport and dllexport imply
6206 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6207 imported or exported declaration, including type declarations.
6208 * c-common.c (handle_visibility_attribute): Check for conflicts
6209 with dllimport/dllexport.
6210 (c_determine_visibility): Handle dllimport/dllexport as an
6211 explicit visibility atttribute.
6213 2007-06-23 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/16876
6217 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6219 * tree-inline.c (initialize_inlined_parameters): Do not call
6220 lang_hooks.tree_inlining.convert_parm_for_inlining.
6221 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6222 reason for mismatched types.
6223 * gimplify.c (gimplify_call_expr): Verify the call expression
6224 arguments match the called function type signature. Otherwise
6225 mark the call expression to be not considered for inlining
6226 using CALL_CANNOT_INLINE_P flag.
6227 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6228 edges call expression.
6229 (cgraph_decide_inlining_of_small_function): Likewise.
6230 (cgraph_decide_inlining): Likewise.
6231 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6233 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6234 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6235 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6237 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6238 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6240 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6241 convert_parm_for_inlining member.
6243 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6246 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6247 Remove optimization for GT.
6249 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6252 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6254 (prescan_insns_for_dce): Add extra parameter.
6256 2007-06-23 Jan Hubicka <jh@suse.cz>
6259 * gimplify.c (mark_addressable): New function.
6260 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6262 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6265 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6267 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6270 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6271 moves between MMX/SSE registers to at least 8 units to prevent
6272 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6274 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6276 * config/i386/i386.c (override_options): Correct x86_sahf
6279 2007-06-21 David Daney <ddaney@avtrex.com>
6282 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6283 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6284 (exception_receiver): Renamed to ...
6285 (nonlocal_goto_receiver): ... this.
6287 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6289 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6290 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6291 partial register accesses.
6293 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6295 * fold-const.c (debug_fold_checksum): Move it under
6296 ENABLE_FOLD_CHECKING.
6298 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6301 * tree.h (debug_fold_checksum): Declared.
6302 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6303 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6304 build_fold_addr_expr_with_type_1.
6305 (fold_addr_expr, debug_fold_checksum): New.
6306 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6307 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6310 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6312 PR tree-optimization/19590
6313 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6314 of scev is a constant.
6315 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6317 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6319 * df-problems.c (df_note_bb_compute): Made computation of live
6320 info consistent with df_lr.
6322 2007-06-21 Richard Guenther <rguenther@suse.de>
6324 PR tree-optimization/32453
6325 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6326 for pointer anti-range.
6328 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6330 * config/i386/i386.c (processor_target_table): Increase maximum
6331 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6334 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6335 byte alignment if > 8 byte alignment is preferred.
6336 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6338 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6340 PR tree-optimization/31866
6341 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6342 if ASM_EXPR's input is not a SSA_NAME.
6345 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6346 but decl is a global var, instead return decl.
6347 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6348 even for is_global_var decls, if they are private in some outer
6351 2007-06-21 Richard Guenther <rguenther@suse.de>
6353 PR tree-optimization/32451
6354 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6356 2007-06-21 Christian Bruel <christian.bruel@st.com>
6358 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6359 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6360 (push_regs): Changed saving order or banked registers.
6361 (sh_expand_epilogue): Likewise.
6362 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6363 (FIRST_BANKED_REG): Likewise.
6364 (LAST_BANKED_REG): Likewise.
6365 * config/sh/sh.md (banked) New attribute.
6366 (in_delay_slot): Check banked attribute.
6368 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6370 PR tree-optimization/32075
6371 * tree-data-ref.c (subscript_dependence_tester_1,
6372 analyze_miv_subscript, analyze_overlapping_iterations,
6373 add_distance_for_zero_overlaps, build_classic_dist_vector,
6374 subscript_dependence_tester_1, analyze_overlapping_iterations,
6375 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6376 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6377 to evolution_function_is_affine_multivariate_p.
6379 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6381 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6383 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6386 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6388 * config/m32c/prologue.md (epilogue_exitd_16): New.
6389 (epilogue_reit_16): New.
6390 (epilogue_exitd): Rename to epilogue_exitd_24.
6391 (epilogue_reit): Rename to epilogue_reit_24.
6393 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6394 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6396 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6398 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6399 if dbg_cnt (sched_insn) reaches the limit.
6400 (choose_ready): New parameter INSN_PTR and new return value.
6401 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6402 the new return value from choose_ready.
6403 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6404 (rest_of_handle_global_alloc): New global_alloc_at_func.
6406 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6408 PR tree-optimization/25737
6409 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6410 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6411 * tree-flow.h (struct fieldoff): Add new field alias_set.
6412 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6413 argument addressable_type. Set alias_set of fieldoff.
6414 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6415 (create_overlap_variables_for): Pass alias_set from fieldoff to
6417 * alias.c (get_alias_set): Use alias_set from SFT if set.
6419 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6421 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6422 of a variable as an unsigned HOST_WIDE_INT integer.
6424 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6426 PR rtl-optimization/32405
6427 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6429 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6431 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6434 * builtins.c: Include diagnostic.h.
6435 (expand_builtin_expect): Make gcc_assert more permissive.
6436 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6439 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6443 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6444 if ACCUMULATE_OUTGOING_ARGS.
6446 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6448 * config/m68hc11/m68hc11.c: Include dataflow header file.
6449 (m68hc11_reorg): Port to dataflow.
6451 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6453 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6454 (struct df_problem.free_blocks_on_set_blocks): New field.
6455 (struct dataflow.optional_p): New field.
6456 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6457 (df_live_set_all_dirty): New function.
6458 * df-scan.c (df_scan_alloc): Initialize optional_p.
6459 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6460 * df-core.c (df_set_blocks): Removed use of
6461 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6462 df_problem.free_blocks_on_set_blocks to determine which blocks are
6464 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6465 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6466 uses dataflow.optional_p to determine if problem should be
6468 (rest_of_handle_df_initialize): Only start live problem if
6470 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6471 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6472 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6473 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6474 problem_NOTE): Initialize free_blocks_on_set_blocks.
6475 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6477 (df_live_set_all_dirty, df_note_alloc): New function.
6478 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6480 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6481 * postreload.c (reload_combine): Ditto.
6482 * cse.c (cse_extended_basic_block): Ditto.
6483 * regmove.c (mark_flags_life_zones): Ditto.
6484 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6485 erase_matching_seqs): Ditto.
6486 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6487 * integrate (allocate_initial_values): Ditto.
6488 * combine.c (reg_dead_at_p): Ditto.
6489 * resource.c (mark_target_live_regs): Ditto.
6490 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6491 * config/sh/sh.c (find_r0_life_regions): Ditto.
6492 * global.c (rest_of_handle_global_alloc): Only add back df_live
6494 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6496 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6498 (if_convert): Make sure df_live is there at -O == 1.
6499 (pass_if_after_combine): Cleanup flags.
6500 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6501 is there at -O == 1.
6503 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6505 * config/arm/arm.c (arm_get_frame_offsets): Set
6506 offsets->locals_base to avoid negative stack size.
6507 (thumb1_expand_prologue): Assert on negative stack size.
6509 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6511 PR tree-optimization/32367
6512 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6513 of the chrec has no evolution in that loop.
6514 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6516 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6518 * config/xtensa/xtensa.c: Include "df.h".
6519 (xtensa_builtin_saveregs): Use adjust_address instead of
6521 (xtensa_va_start): Invoke make_tree with sizetype for
6522 expand_builtin_saveregs and then convert the result to a pointer.
6523 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6524 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6525 Subtract argument size from index value as integers and then use
6526 POINTER_PLUS_EXPR to add the result to the array address.
6528 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6531 * config/m32c/m32c.c: Include dataflow header file.
6532 (m32c_emit_prologue): Adjust for prologue insn change.
6533 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6534 once inside a PARALLEL. Assume frame size passed in operand 0
6535 includes space to save the fb register.
6536 (prologue_enter_24): Likewise.
6537 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6539 2007-06-19 David Daney <ddaney@avtrex.com
6542 * config/mips/mips.md (cprestore): Mark $gp as used.
6544 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6547 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6548 (frv_ifcvt_modify_insn): Likewise.
6550 2007-06-19 Richard Guenther <rguenther@suse.de>
6552 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6553 only handle positive offsets that fit in a HOST_WIDE_INT.
6555 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6557 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6558 result of rsqrt insn for zero input argument to avoid NaN.
6560 2007-06-19 Richard Guenther <rguenther@suse.de>
6563 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6565 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6567 PR tree-optimization/32353
6568 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6570 2007-06-19 Nick Clifton <nickc@redhat.com>
6572 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6574 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6577 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6578 * config/i386/i386.c (assign_386_stack_local): Assert that
6579 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6580 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6581 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6582 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6584 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6586 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6588 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6590 PR rtl-optimization/32321
6591 * gcse.c (replace_store_insn): Update the note before
6592 calling emit_insn_after.
6594 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6597 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6599 * df-problems.c (df_note_bb_compute): Fix dumping info.
6601 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6603 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6604 insn with emit_jump_insn.
6606 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6608 PR tree-optimization/32383
6609 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6610 * targhooks.h (default_builtin_reciprocal): Update prototype.
6611 * target.h (struct gcc_target): Update builtin_reciprocal.
6612 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6613 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6614 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6615 when fndecl is in BUILT_IN_MD class.
6616 (execute_convert_to_rsqrt): Ditto.
6618 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6619 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6620 Convert BUILT_IN_SQRTF code only when md_fn is false.
6622 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6624 * bt-load.c (move_btr_def): Fix the order of arguments
6625 to validate_replace_rtx.
6627 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6629 * config/m68k/m68k-devices.def: Add 54450..54455.
6631 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6633 PR rtl-optimization/32366
6634 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6635 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6638 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6641 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6642 this is true, rescan insn being modified.
6643 (sms_schedule): Added rescan parameter.
6644 (rest_of_handle_sms): Moved freeing of dominance info to before
6645 getting out of cfg_layout.
6647 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6649 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6650 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6653 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6654 FL_CF_EMAC from the entry for isac.
6656 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6657 (const_sibcall_operand): New.
6658 (sibcall_operand): Use it.
6659 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6660 (m68k_isas): ISAC does not imply FPU or EMAC.
6661 (override_options): Add ISA_C logic for symbolic jump & call.
6663 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6665 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6666 return mode from the builtin itself.
6667 (sparc_fold_builtin): Fix cast of zero constant.
6669 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6671 * targhooks.c (default_builtin_reciprocal): New default target hook.
6672 * targhooks.h (default_builtin_reciprocal): Add prototype.
6673 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6674 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6675 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6676 default_builtin_reciprocal.
6678 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6681 * hooks.c (hook_tree_tree_bool_null): New hook.
6682 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6683 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6684 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6685 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6686 and convert it to reciprocal a*rfunc(b).
6687 (execute_convert_to_rsqrt): New function.
6688 (gate_convert_to_rsqrt): New function.
6689 (pass_convert_to_rsqrt): New pass definition.
6690 * target.h (struct gcc_target): Add builtin_reciprocal.
6691 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6692 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6693 TARGET_BUILTIN_RECIPROCAL.
6694 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6696 * config/i386/i386.h (TARGET_RECIP): New define.
6697 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6698 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6699 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6700 and not optimizing for size.
6701 (*rcpsf2_sse): New insn pattern.
6702 (*rsqrtsf2_sse): Ditto.
6703 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6704 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6705 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6706 and not optimizing for size.
6707 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6708 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6709 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6710 and not optimizing for size.
6711 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6712 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6713 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6714 and not optimizing for size.
6715 (*sse_rsqrtv4sf2): Do not export.
6717 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6718 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6719 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6720 and not optimizing for size.
6722 * config/i386/i386.opt (mrecip): New option.
6723 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6724 (ix86_emit_swsqrtsf): Ditto.
6725 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6726 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6728 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6729 ix86_expand_unop1_builtin.
6730 (ix86_emit_swdivsf): New function.
6731 (ix86_emit_swsqrtsf): Ditto.
6732 (ix86_builtin_reciprocal): New function.
6733 (TARGET_BUILTIN_RECIPROCAL): Use it.
6734 (ix86_vectorize_builtin_conversion): Rename from
6735 ix86_builtin_conversion.
6736 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6737 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6738 "i386 and x86_64 Options" section.
6739 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6741 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6742 Zdenek Dvorak <dvorakz@suse.cz>
6743 Richard Guenther <rguenther@suse.de>
6744 Kaz Kojima <kkojima@gcc.gnu.org>
6746 * tree-vrp.c (compare_values_warnv): Convert val2 to
6748 (extract_range_from_assert): Create
6749 POINTER_PLUS_EXPR for pointer types.
6750 (extract_range_from_binary_expr): Handle
6751 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6753 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6754 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6755 POINTER_PLUS_EXPR as PLUS_EXPR.
6756 (number_of_iterations_lt_to_ne):
6757 For pointer types, use sizetype when
6758 creating MINUS_EXPR/PLUS_EXPRs.
6759 (assert_loop_rolls_lt): For pointer types, use sizetype when
6760 creating MINUS_EXPR/PLUS_EXPRs.
6761 (number_of_iterations_le): Likewise.
6762 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6763 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6764 like PLUS_EXPR and MINUS_EXPR.
6765 * tree-pretty-print.c (dump_generic_node): Handle
6767 (op_prio): Likewise.
6768 (op_symbol_1): Likewise.
6769 * optabs.c (optab_for_tree_code): Likewise.
6770 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6772 * tree-tailcall.c (process_assignment): Mention
6773 POINTER_PLUS_EXPR in a TODO comment.
6774 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6775 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6776 not used with a pointer and an integer type.
6777 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6778 increment using chrec_convert_rhs instead of chrec_convert.
6779 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6780 PLUS_EXPR except for the right hand side's type will be
6782 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6783 (fold_used_pointer_cast): Kill.
6784 (pointer_offset_p): Kill.
6785 (fold_used_pointer): Kill.
6786 (pointer_used_p): Kill.
6787 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6788 call fold_used_pointer.
6789 (instantiate_parameters_1): Convert the increment
6790 using chrec_convert_rhs instead of chrec_convert.
6791 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6792 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6793 instead of PLUS_EXPR.
6794 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6795 PLUS_EXPR for pointers.
6796 (std_gimplify_va_arg_expr): Likewise.
6797 (fold_builtin_memory_op): Likewise.
6798 (fold_builtin_strstr): Likewise.
6799 (fold_builtin_strchr): Likewise.
6800 (fold_builtin_strrchr): Likewise.
6801 (fold_builtin_strpbrk): Likewise.
6802 (expand_builtin_memory_chk): Likewise.
6803 (fold_builtin_memory_chk): Likewise.
6804 (std_expand_builtin_va_start): Use
6805 sizetype for the call to make_tree and then convert
6806 to the pointer type.
6807 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6808 instead of PLUS_EXPR for adding to a pointer.
6809 (std_gimplify_va_arg_expr): Use fold_build2 for
6810 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6811 the operands to sizetype first and then cast the BIT_AND_EXPR
6812 back to the pointer type.
6813 * fold-const.c (build_range_check): Handle pointer types
6815 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6816 of PLUS_EXPR's. Make sure the offset is converted to
6818 (try_move_mult_to_index): Strip the NOPs from the offset.
6819 Remove code argument and replace all uses with PLUS_EXPR.
6820 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6821 specially. Don't use a pointer type for MINUS_EXPR.
6822 (fold_unary): Handle for (T1)(X op Y),
6823 only p+ as that is the only as that can be handled for
6824 binary operators now.
6825 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6827 <case PLUS_EXPR>: Add folding of PTR+INT into
6829 Don't call try_move_mult_to_index.
6830 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6831 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6832 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6833 Don't call try_move_mult_to_index.
6834 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6835 (tree_expr_nonzero_p): Likewise.
6836 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6837 of PLUS_EXPR for the complex expression folding.
6838 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6839 first chrec is a pointer type, then the second should
6840 be sizetype and not the first's type.
6841 For POINTER_PLUS_EXPR, use a different right hand side type.
6842 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6843 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6844 different right hand side type.
6845 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6846 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6847 instead of PLUS_EXPR.
6848 When either operand is zero, convert the other operand.
6849 (chrec_apply): Use chrec_convert_rhs
6850 on the argument x instead of chrec_convert.
6851 (reset_evolution_in_loop): For pointer types, the new_evol
6853 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6854 different right hand side type.
6855 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6856 (chrec_convert_rhs): New function.
6857 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6858 different right hand side type.
6859 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6860 * tree-chrec.h (chrec_convert_rhs): New prototype.
6861 (build_polynomial_chrec): For pointer types, the right hand
6862 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6863 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6864 Remove subtraction case as it is always addition now.
6865 Make sure the offset is converted to sizetype.
6866 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6867 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6868 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6869 PLUS_EXPR in pointer type.
6870 Handle POINTER_PLUS_EXPR.
6871 (tree_to_aff_combination): Likewise.
6872 (force_expr_to_var_cost): Likewise.
6873 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6874 instead of PLUS_EXPR for pointers.
6875 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6876 instead of PLUS_EXPR of pointer types.
6877 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6879 (check_va_list_escapes): Likewise.
6880 (check_all_va_list_escapes): Likewise.
6881 * dwarf2out.c (loc_descriptor_from_tree_1):
6882 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6883 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6884 (string_constant): Likewise.
6885 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6886 the offset to the base, use POINTER_PLUS_EXPR.
6887 (add_to_parts): Convert the index to sizetype.
6888 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6889 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6890 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6891 Offset only holds something for PLUS_EXPR.
6892 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6894 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6896 (analyze_accesses_for_modify_stmt): Likewise.
6897 Remove comment about the type being integral type as it is
6899 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6901 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6903 Correct the type which the artimentic is done in (is now
6906 * tree-data-ref.c (split_constant_offset): Handle
6908 * tree-affine.c (tree_to_aff_combination): Likewise.
6909 * c-typeck.c (build_unary_op): For pointers create the increment
6910 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6912 * gimplify.c (gimplify_self_mod_expr): Create a
6913 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6914 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6915 * tree.def (POINTER_PLUS_EXPR): New tree code.
6916 * tree-predcom.c (ref_at_iteration): If we have a pointer
6917 type do the multiplication in sizetype.
6918 * tree-mudflap.c (mf_xform_derefs_1): Create a
6919 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6920 * tree-ssa-forwprop.c
6921 (forward_propagate_addr_into_variable_array_index):
6922 Don't expect there to be a cast for the index as that
6923 does not exist anymore.
6924 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6925 instead of PLUS_EXPR.
6926 Don't check for the first operand of the POINTER_PLUS_EXPR
6927 was the index as it cannot be.
6928 Call forward_propagate_addr_into_variable_array_index with
6929 the SSA_NAME instead of the statement.
6930 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6931 (compare_constant): Likewise.
6932 (copy_constant): Likewise.
6933 (compute_reloc_for_constant): Likewise.
6934 (output_addressed_constants): Likewise.
6935 (initializer_constant_valid_p): Likewise.
6936 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
6937 Convert the MIN/MAX of the inner type to the outer
6938 type before comparing them.
6939 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
6940 POINTER_PLUS_EXPR instead of PLUS_EXPR.
6941 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
6942 of PLUS_EXPR for pointers.
6943 * tree-inline.c (estimate_num_insns_1): Handle
6945 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
6946 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6947 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
6948 instead of PLUS_EXPR for the pointer increment statement.
6949 (vect_update_ivs_after_vectorizer): For pointer types, create
6950 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
6951 MULT_EXPR in sizetype.
6952 (vect_gen_niters_for_prolog_loop): Add a cast when creating
6954 * tree-object-size.c (plus_expr_object_size): Handle
6955 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
6956 code which is trying to figure out which side is a pointer and
6958 (check_for_plus_in_loops_1): Likewise.
6959 (check_for_plus_in_loops): Likewise.
6960 * c-common.c (pointer_int_sum): Create a
6961 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6962 * tree-ssa-structalias.c (handle_ptr_arith): Handle
6963 only POINTER_PLUS_EXPR. Removing all the extra
6964 code which is trying to figure out which side is a pointer and
6966 * tree-cfg.c (verify_expr): Add extra checking for pointers and
6967 PLUS_EXPR and MINUS_EXPR.
6968 Also add checking to make sure the operands of POINTER_PLUS_EXPR
6970 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
6971 with make_tree, instead of a pointer type.
6972 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
6973 for pointers instead of PLUS_EXPR.
6974 (s390_gimplify_va_arg): Likewise.
6975 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
6976 instead of PLUS_EXPR when doing addition on pointer
6977 types. Use sizetype for the second operand.
6978 (spu_gimplify_va_arg_expr): Likewise.
6979 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
6980 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
6981 a pointer. Don't create a BIT_AND_EXPR for pointer types.
6982 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
6983 for the pointer addition and also use size_int/sizetype
6985 (ix86_gimplify_va_arg): Likewise.
6986 Perform BIT_AND_EXPR on sizetype arguments.
6987 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
6988 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
6989 for the pointer additions and also use size_int for the offsets.
6990 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
6991 additions and also use size_int for the offsets. Perform
6992 BIT_AND_EXPR on sizetype arguments.
6993 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
6994 POINTER_PLUS_EXPR for pointers and create the
6995 BIT_AND_EXPR in sizetype.
6996 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
6997 instead of PLUS_EXPR for pointer addition.
6998 (rs6000_va_start): Likewise.
6999 Also use sizetype for the offset.
7000 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7001 as PLUS_EXPR/MINUS_EXPR.
7002 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7003 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7004 Don't use BIT_AND_EXPR on a pointer type, convert the
7005 expression to sizetype first.
7006 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7008 (mips_gimplify_va_arg_expr): Likewise.
7009 Don't create BIT_AND_EXPR in a pointer type.
7011 2007-06-15 Eric Christopher <echristo@apple.com>
7013 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7014 (x86_64-*-darwin*): Ditto.
7015 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7018 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7020 * doc/extend.texi: Document behavior of __attribute__((aligned))
7023 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7025 * rtlanal.c (note_stores): Improve documentation.
7027 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7029 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7030 LOCAL_LABEL_PREFIX): Delete.
7031 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7032 (bfin_internal_label): Delete.
7034 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7036 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7037 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7038 otherwise define to LIBGCC2_TF_CEXT.
7039 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7040 (LIBGCC_TF_CEXT): Ditto.
7043 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7045 PR rtl-optimization/32339
7046 * df-scan.c (df_uses_record): Don't modify flags but just add to
7047 it for df_ref_record.
7049 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7051 * tree-mudflap.c: Fix whitespace issues.
7053 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7055 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7057 2007-06-14 Eric Christopher <echristo@apple.com>
7059 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7060 (movv4sf): Use gcc_unreachable instead of abort.
7062 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7065 * config/i386/sfp-machine.h (CMPtype): New define.
7066 (mach stubs): Use CMPtype instead of int as a return type.
7068 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7070 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7071 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7072 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7073 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7074 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7075 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7076 config/soft-fp/soft-fp.h: Update from glibc CVS.
7078 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7080 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7082 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7085 * config/v850/v850.c: Include dataflow header file.
7086 (substitute_ep_register): Fix typo.
7088 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7090 * configure.ac: Fix earlier checkin.
7091 * configure: Regenerated.
7093 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7095 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7096 * aclocal.m4: Regenerate.
7097 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7098 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7099 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7100 * configure: Regenerate.
7101 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7103 * Makefile.in (quickstrap): Build libgcc too.
7105 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7107 * configure.ac: Add --enable-checking=df. Explicitly mention that
7108 the variables are initialized as for "release".
7109 * df-core.c: Use it.
7110 * configure: Regenerate.
7111 * config.in: Regenerate.
7113 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7115 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7116 validate_replace_rtx instead of replace_rtx.
7117 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7119 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7121 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7122 (DWARF2_UNWIND_INFO): Override default if configured with
7124 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7125 (ENDFILE_SPEC): Add crtend.o.
7126 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7127 (ENDFILE_SPEC): Add crtend.o.
7128 (TARGET_USE_JCR_SECTION): Define.
7129 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7131 * config/i386/cygming-crtbegin.c: New file.
7132 * config/i386/cygming-crtend.c: New file.
7134 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7136 * config/i386/w32-unwind.h: New file.
7138 2007-06-13 Eric Christopher <echristo@apple.com>
7140 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7141 the user set a value below STACK_BOUNDARY.
7143 2007-06-13 Thiemo Seufer <ths@networkno.de>
7145 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7146 imply -lpthread for -pthread.
7148 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7150 * basic-block.h: Remove the prototype for
7151 free_basic_block_vars.
7152 * cfglayout.h: Remove the prototype for
7153 insn_locators_initialize.
7154 * tree.h: Remove the prototype for emit_line_note.
7156 * tree-ssa-pre.c (mergephitemp): Remove.
7157 (init_pre): Don't use mergephitemp.
7159 2007-06-13 Eric Christopher <echristo@apple.com>
7161 * config/i386/i386.c (override_options): If we've specified
7162 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7164 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7166 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7169 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7171 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7172 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7173 (eh_store_handler): New pattern.
7174 (eh_return): Emit it instead of a plain move.
7176 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7178 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7179 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7180 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7183 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7185 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7186 (find_next_insn_start, find_load): New functions.
7187 (bfin_reorg): Use them to deal with the fact that parallel insns are
7188 no longer represented as a SEQUENCE.
7190 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7192 * config/sparc/sparc.c (sparc_override_options): Initialize
7195 2007-06-13 Dave Korn <dave.korn@artimi.com>
7197 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7200 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7202 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7203 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7204 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7205 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7206 tree-vect-transform.c: Fix comment typos. Follow spelling
7209 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7211 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7212 to the exit block use set.
7213 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7214 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7215 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7217 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7219 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7220 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7221 to indicate an error.
7222 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7224 (dbg_cnt_process_opt): Print an error on a bad argument.
7225 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7226 * common.opt (-fdbg-cnt-list): New.
7227 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7229 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7231 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7232 flag on ref-all pointers.
7234 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7237 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7238 for the offset with the modifier as EXPAND_INITIALIZER
7239 if the modifier is EXPAND_INITIALIZER.
7240 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7241 a register if we had an overflow.
7243 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7245 * real.c (real_isfinite): New.
7246 (real_sqrt): Use it.
7247 * real.h (real_isfinite): New.
7248 * builtins.c: Use it.
7250 2007-06-12 Ian Lance Taylor <iant@google.com>
7251 Daniel Berlin <dberlin@dberlin.org>
7254 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7255 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7256 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7257 (DECL_NO_TBAA_P): Define.
7258 (struct tree_decl_common): Add no_tbaa_flag field.
7259 * tree-ssa-structalias.c (struct variable_info): Add
7260 no_tbaa_pruning field.
7261 (new_var_info): Initialize no_tbaa_pruning field.
7262 (unify_nodes): Copy no_tbaa_pruning field.
7263 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7264 (dump_solution_for_var): Print no_tbaa_pruning flag.
7265 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7267 (compute_tbaa_pruning): New static function.
7268 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7269 Call compute_tbaa_pruning.
7270 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7271 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7272 * gimple-low.c (lower_stmt): Likewise.
7273 * tree-gimple.c (is_gimple_stmt): Likewise.
7274 * tree-ssa-operands.c (get_expr_operands): Likewise.
7275 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7276 * tree-inline.c (estimate_num_insns_1): Likewise.
7277 (copy_result_decl_to_var): Likewise.
7278 * expr.c (expand_expr_real_1): Likewise.
7279 * tree-pretty-print.c (dump_generic_node): Likewise.
7280 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7281 * omp-low.c (omp_copy_decl_2): Likewise.
7282 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7283 * doc/c-tree.texi (Expression trees): Document
7284 CHANGE_DYNAMIC_TYPE_EXPR.
7286 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7288 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7289 with !HONOR_NANS and !HONOR_INFINITIES.
7290 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7292 2007-06-12 Tristan Gingold <gingold@adacore.com>
7294 * gcov.c: Comments updated.
7295 (source_info): Add file_time field.
7296 (source_index): New variable.
7297 (mutiple_files): New variable.
7298 (generate_results): New function extracted from process_file.
7299 (process_file): Save and restore chain of functions, generate
7300 results and free structures only if not merging results.
7301 (release_structures): File names are now freed in create_file_names
7302 (create_file_names): Free previous file names.
7303 (find_source): File date is now read here and modifications in
7304 source files is checked here.
7305 (read_graph_file): Only reverse order of functions for the current
7307 (make_gcov_file_name): Do not generate long names if input_name is
7309 (output_lines): If merging results do not display graph, data and
7311 Checking source file modification is done in find_source.
7313 * doc/gcov.texi: Append an s to sourcefile.
7315 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7317 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7318 (forced_nop): New pattern.
7319 * config/bfin/bfin.c: Include "df.h".
7320 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7321 (bfin_discover_loop): Use df_get_live_in instead of
7322 global_live_at_start.
7323 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7324 df_analyze when done.
7325 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7326 the insns. Use QImode for the final insn in a bundle. Call
7327 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7329 (reorder_var_tracking_notes): New function.
7330 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7331 update_life_info. Call df_analyze after scheduling and bundle
7332 generation. Call reorder_var_tracking_notes if generating these
7333 notes. Call df_finish_pass at the end.
7335 2007-06-12 Dirk Mueller <dmueller@suse.de>
7337 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7338 a comparison, not an assignment.
7340 2007-06-12 Olivier Hainque <hainque@adacore.com>
7342 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7343 Request walking the subtrees only, leaving the current is_lhs/val_only
7345 (convert_non_local_reference): Likewise.
7347 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7349 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7351 2007-06-12 Richard Guenther <rguenther@suse.de>
7353 PR tree-optimization/15353
7354 PR tree-optimization/31657
7355 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7356 * timevar.def: Add TV_TREE_IFCOMBINE.
7357 * tree-pass.h (pass_tree_ifcombine): Declare.
7358 * tree-ssa-ifcombine.c: New file.
7359 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7360 * tree-flow.h (blocks_in_phiopt_order): Declare.
7361 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7362 (tree-ssa-ifcombine.o): New dependencies.
7364 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7366 PR rtl-optimization/32293
7367 * combine.c (simplify_if_then_else): Truncate return from
7368 nonzero_bits() to correct mode.
7370 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7372 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7373 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7375 2007-06-11 Diego Novillo <dnovillo@google.com>
7377 * Makefile.in (reload1.o-warn): Remove.
7379 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7381 * combine.c (subst): Use reg_overlap_mentioned_p
7382 instead of comparing register numbers directly.
7384 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7386 * reload1.c (mark_home_live_1): Use the mode parameter.
7388 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7390 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7391 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7395 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7397 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7399 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7401 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7402 from integer registers.
7403 (FP mode splitters): Handle TFmode.
7405 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7407 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7408 for ref-all pointers that point-to anything.
7410 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7412 * config/arm/arm.c (arm_output_dwarf_dtprel,
7413 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7415 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7417 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7418 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7421 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7423 * tree.c (signed_or_unsigned_type_for): New.
7424 (unsigned_type_for): Use signed_or_unsigned_type_for.
7425 (signed_type_for): Use signed_or_unsigned_type_for.
7426 * tree.h (signed_or_unsigned_type_for): New.
7427 (get_signed_or_unsigned_type): Remove.
7428 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7429 lang_hooks.types.signed_type
7430 (size_diffop): Likewise.
7431 (all_ones_mask_p): Likewise.
7432 (build_range_check): Likewise.
7433 (fold_cond_expr_with_comparison): Likewise.
7434 (fold_cond_expr_with_comparison): Likewise.
7435 (unextend): Likewise.
7436 (extract_muldiv_1): Likewise.
7437 (fold_single_bit_test_into_sign_test): Likewise.
7438 (fold_binary): Likewise.
7439 (fold_ternary): Likewise.
7440 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7441 instead of get_signed_or_unsigned_type.
7442 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7443 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7444 * expr.c (signed_or_unsigned_type_for): Use
7445 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7446 * langhooks.c (get_signed_or_unsigned_type): Remove.
7447 (lhd_signed_or_unsigned_type): Remove.
7448 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7449 signed_or_unsigned_type.
7450 (lhd_signed_or_unsigned_type): Remove.
7451 * expmed.c (make_tree): Use signed_type_for instead of
7452 lang_hooks.types.signed_type.
7453 * c-common.c (same_scalar_type_ignoring_signedness): Use
7454 c_common_signed_type instead of lang_hooks.types.signed_type.
7455 (c_common_unsigned_type): New.
7456 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7457 (shorten_compare): Use c_common_unsigned_type instead of
7458 c_common_signed_or_unsigned_type.
7459 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7461 * convert.c (convert_to_integer): Use signed_type_for instead of
7462 lang_hooks.types.signed_type.
7463 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7464 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7465 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7466 * c-format.c (check_format_types): Use c_common_unsigned_type
7467 instead of unsigned_type_for.
7468 * c-decl.c (groakdeclarator): Likewise.
7469 * c-typeck.c (convert_for_assignment): Likewise.
7470 * c-common.h (c_common_unsigned_type): New.
7472 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7475 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7476 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7478 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7481 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7482 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7484 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7485 Sebastian Pop <sebpop@gmail.com>
7487 * lambda-code.c (remove_iv): New.
7488 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7490 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7492 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7493 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7494 * tree-ssa-loop-prefetch.c: Include optabs.h.
7495 (FENCE_FOLLOWING_MOVNT): New macro.
7496 (struct mem_ref): Add independent_p and storent_p fields.
7497 (record_ref): Initalize the new fields.
7498 (gather_memory_references_ref): Return true if the reference
7500 (gather_memory_references): Check whether all memory accesses
7501 in loop were recorded.
7502 (should_issue_prefetch_p): Return false for nontemporal stores.
7503 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7504 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7505 (determine_loop_nest_reuse): Detect independent memory references.
7506 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7507 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7508 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7509 * config/i386/i386.h (x86_mfence): Declare.
7510 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7511 * config/i386/i386.c (x86_mfence): New variable.
7512 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7514 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7515 * optabs.c (init_optabs): Initialize storent_optab.
7516 * optabs.h (enum optab_index): Add OTI_storent.
7517 (storent_optab): Declare.
7518 * genopinit.c (optabs): Add initialization for storent_optab.
7519 * tree.h (MOVE_NONTEMPORAL): New macro.
7520 * expr.c (expand_assignment, store_expr, store_constructor_field,
7521 store_constructor, store_field, expand_expr_real_1): Propagate
7522 nontemporality of the expanded store.
7523 (emit_storent_insn): New function.
7524 * expr.h (expand_assignment, store_expr): Declaration changed.
7525 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7526 to expand_assignment.
7527 * stmt.c (expand_asm_expr): Ditto.
7528 * calls.c (initialize_argument_information): Pass false as
7529 nontemporality to store_expr.
7530 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7533 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7535 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7537 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7539 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7541 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7542 and allow DECL_P here.
7544 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7546 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7547 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7548 track of the size of the expression.
7549 * cfghooks.c (merge_blocks): Remove block from loops structure only
7550 after call of the merge_blocks hook.
7552 2007-06-09 Tom Tromey <tromey@redhat.com>
7554 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7555 (deprecated_state): Removed.
7556 (start_decl): Update.
7557 (enum deprecated_states): Moved earlier.
7558 (groktypename): Update.
7559 (push_parm_decl): Likewise.
7560 (grokfield): Likewise.
7561 (start_function): Likewise.
7563 2007-06-09 Ian Lance Taylor <iant@google.com>
7565 PR tree-optimization/32169
7566 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7567 CONVERT_EXPR, check whether min and max both converted to an
7568 overflow infinity representation.
7570 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7572 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7573 not inserted on the edge.
7575 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7577 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7578 instructions if they are supported.
7579 (__divsi3, __umodsi3, __modsi3): Likewise.
7580 (__ashldi3, __ashrdi3, __lshrdi3): New.
7581 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7583 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7584 Tony Linthicum <tony.linthicum@amd.com>
7586 * doc/invoke.texi: Add fvect-cost-model flag.
7587 * common.opt (fvect-cost-model): New flag.
7588 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7589 cost fields in stmt_vec_info struct for STMT.
7590 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7591 fields in stmt_vec_info struct and access functions for the same.
7592 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7593 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7594 load, store and vector to scalar operation.
7595 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7596 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7597 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7598 (TARG_VEC_STORE_COST): Define cost of vector store.
7599 (vect_estimate_min_profitable_iters): Define new function.
7600 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7601 check to evaluate if loop iterations are less than minimum profitable
7602 iterations determined by cost model or minimum vect loop bound defined
7603 by user, whichever is more conservative.
7604 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7605 run-time check to evaluate if loop iterations are less than minimum
7606 profitable iterations determined by cost model or minimum vect loop
7607 bound defined by user, whichever is more conservative.
7608 (vect_estimate_min_profitable_iterations): New function to estimate
7609 mimimimum iterartions required for vector version of loop to be
7610 profitable over scalar version.
7611 (vect_model_reduction_cost): New function.
7612 (vect_model_induction_cost): New function.
7613 (vect_model_simple_cost): New function.
7614 (vect_cost_strided_group_size): New function.
7615 (vect_model_store_cost): New function.
7616 (vect_model_load_cost): New function.
7617 (vectorizable_reduction): Call vect_model_reduction_cost during
7619 (vectorizable_induction): Call vect_model_induction_cost during
7621 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7622 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7623 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7624 vectorizable_promotion, vectorizable_demotion): Call
7625 vect_model_simple_cost during analysis phase.
7627 2007-06-08 Simon Baldwin <simonb@google.com>
7629 * reg-stack.c (get_true_reg): Readability change. Moved default case
7630 label into direct switch statement scope.
7632 2007-06-08 Simon Baldwin <simonb@google.com>
7634 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7635 in gcc_assert() with '==' comparison.
7637 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7639 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7640 TARGET_ABM handling of x86_popcnt variable.
7642 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7644 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7645 __builtin_copysignq and __builtin_infq built-in functions.
7647 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7649 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7650 SSE4.2 section. Correct built-in function names in SSE4A section.
7652 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7654 PR tree-optimization/32243
7655 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7656 for ncopies after ratio check between nunits_out and nunits_in.
7657 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7659 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7661 PR tree-optimization/32224
7662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7663 vectorization upon a non GIMPLE_MODIFY_STMT.
7665 2007-06-08 Christian Bruel <christian.bruel@st.com>
7668 * config/sh/sh.md (doloop_end): New pattern and splitter.
7669 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7671 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7674 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7676 (verify_dominators): Do not change dominance tree.
7678 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7680 * config/sh/constraints.md: New file.
7681 * config/sh/sh.c: Include tm-constrs.h.
7682 (reg_class_from_letter): Remove.
7683 (prepare_cbranch_operands): Use satisfies_constraint_*
7684 function instead of macro.
7685 (andcosts, broken_move, sh_secondary_reload): Likewise.
7686 * config/sh/predicates.md (trapping_target_operand): Likewise.
7687 (and_operand, arith_operand, arith_reg_or_0_operand,
7688 cmp_operand, logical_operand, target_operand,
7689 ua_address_operand, ua_offset, xor_operand): Likewise.
7690 * config/sh/sh.md: Include constraints.md.
7691 (*movsicc_t_false): Use satisfies_constraint_* function
7693 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7694 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7695 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7696 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7697 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7698 (REG_CLASS_FROM_CONSTRAINT): Remove.
7699 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7700 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7701 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7702 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7703 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7704 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7705 function instead of macro.
7706 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7707 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7708 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7709 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7710 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7711 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7712 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7713 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7714 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7715 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7716 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7717 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7718 EXTRA_CONSTRAINT_STR): Likewise.
7719 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7721 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7723 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7725 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7728 * c-common.h (flag_cpp0x): Replaced by...
7729 (cxx_dialect): ... this new variable specifying the C++ dialect that
7731 * c-common.c (flag_cpp0x): Removed.
7732 (cxx_dialect): Defined.
7733 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7735 * c-opts.c (c_common_post_options): Likewise.
7736 (set_std_cxx98): Set cxx_dialect to cxx98.
7737 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7739 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7740 Hui-May Chang <hm.chang@apple.com>
7742 * doc/invoke.texi (Darwin Options): Update documentation for
7743 -mmacosx-version-min.
7744 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7745 * config/darwin-driver.c: New file.
7746 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7747 * config/t-darwin (darwin-driver.o): New rule.
7749 * config/darwin-c.c (version_as_macro): Ignore low digit.
7751 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7753 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7754 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7755 (CSGNMODE): New mode macro.
7756 (CSGNVMODE): New mode attribute.
7757 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7758 expander using CSGNMODE mode macro. Handle TFmode.
7759 (copysign<mode>3_const): Rename from copysignsf3_const and
7760 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7762 (copysign<mode>3_var): Rename from copysignsf3_var and
7763 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7765 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7766 mode macro. Handle TFmode.
7767 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7768 (iortf3, *iortf3): Ditto.
7769 (xortf3, *xortf3): Ditto.
7770 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7771 TFmode and TImode masks.
7772 (ix86_expand_copysign): Expand TFmode copysign insn.
7773 (IX86_BUILTIN_INFQ): New.
7774 (IX86_BUILTIN_FABSQ): Ditto.
7775 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7776 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7777 [__builtin_fabsq]: Ditto.
7778 [__builtin_copysignq]: Ditto.
7779 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7780 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7781 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7782 ix86_expand_binop_builtin().
7784 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7786 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7788 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7791 * rtl.h (push_to_sequence2): New.
7792 * emit-rtl.c (push_to_sequence2): New.
7793 * function.c (assign_parm_data_all): Add new fields.
7794 (assign_parm_setup_block): Call push_to_sequence2 instead of
7796 (assign_parm_setup_reg): Ditto.
7797 (assign_parm_setup_stack): Ditto.
7798 (assign_parms_unsplit_complex): Ditto.
7799 (assign_parms): Change field name.
7801 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7803 PR tree-optimization/32220
7804 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7805 phi node is reached before defining statement.
7807 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7810 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7811 after changing the right hand side of the assignment.
7813 2007-06-06 Eric Christopher <echristo@apple.com>
7815 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7816 (x86_64-*-darwin*): Ditto.
7817 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7818 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7820 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7822 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7824 (add_key): Likewise.
7825 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7826 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7828 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7830 (add_cost_one_coalesce): Likewise.
7831 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7832 variable names. Rename orig to orig_name for consistency.
7833 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7835 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7837 (record_equivalences_from_stmt): Likewise.
7838 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7839 the coding conventions.
7840 (memory_ssa_name_same): Likewise.
7841 (dse_optimize_stmt): Likewise.
7842 (dse_record_phis): Likewise.
7843 (dse_finalize_block): Likewise.
7844 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7845 keywords as variable names.
7846 (may_move_till): Cast according to the coding conventions.
7847 (force_move_till_expr): Avoid using C++ keywords as variable names.
7848 (force_move_till): Cast according to the coding conventions.
7849 (memref_hash): Likewise.
7850 (memref_eq): Likewise.
7851 (gather_mem_refs_stmt): Likewise.
7852 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7853 using C++ keywords as variable names.
7854 (idx_find_step): Cast according to the coding conventions.
7855 (idx_record_use): Likewise.
7856 (find_depends): Likewise.
7857 (prepare_decl_rtl): Likewise.
7858 (mbc_entry_hash): Likewise.
7859 (mbc_entry_eq): Likewise.
7860 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7861 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7862 (idx_infer_loop_bounds): Cast according to the coding conventions.
7863 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7864 * tree-ssa-math-opts.c (occ_new ): Likwise.
7865 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7867 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7869 (add_use_op): Likewise.
7870 (add_vop): Likewise.
7871 (add_vuse_op): Likewise.
7872 (add_vdef_op): Likewise.
7873 (get_expr_operands): Likewise.
7874 (push_stmt_changes): Use type safe memory macros.
7875 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7876 keywords as variable names.
7877 (conditional_replacement): Likewise.
7878 (minmax_replacement): Likewise.
7879 (abs_replacement): Likewise.
7880 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7882 (insert_fake_stores): Avoid using C++ keywords as variable names.
7883 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7885 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7886 (heapvar_insert): Use type safe memory macros.
7887 (new_var_info): Cast according to the coding conventions.
7888 (new_constraint): Likewise.
7889 (remove_preds_and_fake_succs): Use type safe memory macros.
7890 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7892 (thread_single_edge): Likewise.
7893 (thread_through_loop_header): Likewise.
7895 2007-06-06 Eric Christopher <echristo@apple.com>
7897 * config/i386/i386.c (override_options): Move handling
7898 of TARGET_SUBTARGET* earlier.
7900 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7902 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7905 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7907 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7908 emited outside of basic block.
7909 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7911 * rtl.h (delete_insn_chain): Declaration changed.
7912 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7914 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7915 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7916 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7917 to delete_insn_chain.
7918 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7919 do not have bb field set.
7920 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7922 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7923 * cfgcleanup.c (try_optimize_cfg): Ditto.
7925 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7927 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7928 (lambda_body_vector_new): Use type safe memory macros.
7929 (lambda_linear_expression_new): Likewise.
7930 (lambda_loopnest_new): Likewise.
7931 (lambda_lattice_new): Likewise.
7932 (replace_uses_equiv_to_x_with_y): Cast according to the coding
7933 conventions. Use type safe memory macros.
7934 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
7935 (lambda_body_vector_s): Likewise.
7936 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
7937 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
7939 2007-06-06 Richard Guenther <rguenther@suse.de>
7941 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
7942 if we need to schedule cfg_cleanup.
7943 (tree_ssa_forward_propagate_single_use_vars): Do so.
7945 2007-06-06 Ian Lance Taylor <iant@google.com>
7947 * fold-const.c (merge_ranges): If range_successor or
7948 range_predecessor fail, just return 0.
7950 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
7952 PR tree-optimization/32216
7953 * tree-vectorizer.c (supportable_widening_operation): Determine
7954 signedness of FIX_TRUNC_EXPR from output operand.
7955 (supportable_narrowing_operation): Ditto.
7956 * tree-vect-generic.c (expand_vector_operations_1): Determine
7957 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
7960 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7962 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
7963 (struct pta): ...from here. Change flags to unsigned to avoid
7964 excessive casting (as it is used as a bit mask).
7965 (override_options): Add casts according to the coding convenventions.
7966 (x86_64_elf_unique_section): Likewise.
7967 (examine_argument): Avoid using C++ keywords as variable names.
7968 (construct_container): Likewise.
7969 (legitimize_pic_address): Likewise.
7970 (get_dllimport_decl): Cast according to the coding conventions. Use
7971 type safe memory macros.
7972 (legitimize_address): Cast according to the coding conventions.
7973 (emit_i387_cw_initialization): Corrected the type of slot to enum
7975 (ix86_init_machine_status): Use type safe memory macros.
7976 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
7977 (bdesc_pcmpistr): Likewise.
7978 (bdesc_crc32): Likewise.
7979 (bdesc_sse_3arg): Likewise.
7980 (bdesc_2arg): Likewise.
7981 (bdesc_1arg): Likewise.
7982 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
7983 (ix86_expand_sse_pcmpistr): Likewise.
7984 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
7985 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
7986 int to match the langhook definition.
7987 (ix86_builtin_conversion): Change the type of code to unsigned init to
7988 match the langhook definition.
7989 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
7991 (ix86_preferred_output_reload_class): Likewise.
7992 (ix86_cannot_change_mode_class): Likewise.
7993 (ix86_memory_move_cost): Likewise.
7994 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
7995 avoid excessive casting later on.
7996 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
7998 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8001 as flags setting insn.
8002 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8004 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8006 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8007 (UNSPEC_ROUND): New.
8008 ("sse4_1_round<mode>2"): New insn pattern.
8009 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8011 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8012 expander using SSEMODEF mode macro. Expand using
8013 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8014 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8015 expander using SSEMODEF mode macro. Expand using
8016 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8017 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8018 expander using SSEMODEF mode macro. Expand using
8019 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8020 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8021 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8022 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8025 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8026 Sebastian Pop <sebpop@gmail.com>
8028 * lambda.h (build_linear_expr): New.
8029 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8030 Use build_linear_expr, call fold and force_gimple_operand.
8031 (lambda_loopnest_to_gcc_loopnest): Check that there is
8032 something to insert.
8033 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8035 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8037 PR preprocessor/23479
8038 * doc/extend.texi: Document the 0b-prefixed binary integer
8041 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8043 PR tree-optimization/32215
8044 * tree-vectorizer.c (supportable_widening_operation): Return false
8045 for unsupported FIX_TRUNC_EXPR tree code.
8046 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8048 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8050 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8051 register on SPE targets. Change documentation to reflect
8053 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8054 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8055 out of the register allocation pool.
8056 (rs6000_reg_live_or_pic_offset_p): New function.
8057 (rs6000_emit_prologue): Move the actual saving of LR up to free
8058 r0 for holding r11. Split saving of SPE 64-bit registers into
8059 its own case. Ensure that offsets will always be in-range for
8060 'evstdd' by using r11 as a scratch register to point at the start
8061 of the SPE save area. Save r11 if necessary, as it is the static
8063 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8064 into its own case. Ensure that offsets will always be in-range
8065 for 'evldd' by using r11 as a scratch register to point at the
8066 start of the SPE save area. Also adjust r11 when restoring
8067 the stack pointer to compensate for pre-loading r11.
8069 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8071 * cfg.c (init_flow): Use type safe memory macros.
8072 (alloc_block): Likewise.
8073 (unchecked_make_edge): Likewise.
8074 (dump_flow_info): Avoid using C++ keywords as variable names.
8075 (copy_original_table_clear): Cast according to the coding conventions.
8076 (copy_original_table_set): Likewise.
8077 * cfgexpand (label_rtx_for_bb): Likewise.
8078 (expand_gimple_basic_block): Likewise.
8079 * cfghooks.c (dump_bb): Likewise.
8080 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8082 (lv_add_condition_to_bb): Likewise.
8083 * cfglayout (relink_block_chain): Cast according to the coding
8085 (fixup_reorder_chain): Likewise.
8086 (fixup_fallthru_exit_predecessor): Likewise.
8087 * cfgloop.c (glb_enum_p): Likewise.
8088 (get_exit_description): Likewise.
8089 (dump_recorded_exit): Likewise.
8090 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8091 (struct loop): ... from here.
8092 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8094 * cfgrtl.c (rtl_create_basic_block): Likewise.
8095 (rtl_split_block): Likewise.
8096 (rtl_dump_bb): Likewise.
8097 (cfg_layout_split_block): Likewise.
8098 (init_rtl_bb_info): Use typesafe memory macros.
8100 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8101 * graphds.h: Updated all usages of edge to graph_edge.
8102 * graphds.c: Likewise.
8103 * cfgloopanal.c: Likewise.
8105 2007-06-05 Ian Lance Taylor <iant@google.com>
8107 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8108 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8109 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8111 (test_for_singularity): Likewise.
8113 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8115 * config/i386/constraints.md ("Y2"): Replaced by ...
8117 * config/i386/i386.md: Likewise.
8118 * config/i386/mmx.md: Likewise.
8119 * config/i386/sse.md: Likewise.
8121 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8123 * config/i386/constraints.md ("z"): Replaced by ...
8125 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8126 (sse4_1_blendvps): Likewise.
8127 (sse4_1_pblendvb): Likewise.
8128 (sse4_2_pcmpestr): Likewise.
8129 (sse4_2_pcmpestrm): Likewise.
8130 (sse4_2_pcmpestr_cconly): Likewise.
8131 (sse4_2_pcmpistr): Likewise.
8132 (sse4_2_pcmpistrm): Likewise.
8133 (sse4_2_pcmpistr_cconly): Likewise.
8135 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8137 * matrix-reorg.c (transform_access_sites): Fix computation.
8138 (transform_allocation_sites): Same.
8140 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8142 * config/i386/i386.c (override_options): Use
8143 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8145 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8148 (nonimm_not_xmm0_operand): Ditto.
8149 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8150 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8151 as operand[2] predicate. Require "z" class XMM register for
8152 operand[3]. Adjust asm template.
8153 ("sse4_1_blendvpd"): Ditto.
8154 ("sse4_1_pblendvb"): Ditto.
8155 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8156 force op2 into xmm0 register for variable blend instructions.
8158 2007-06-04 Tom Tromey <tromey@redhat.com>
8160 * c-tree.h (start_enum): Update.
8161 (build_enumerator): Likewise.
8162 * c-decl.c (enum_next_value): Removed.
8163 (enum_overflow): Likewise.
8164 (start_enum): Add c_enum_contents argument. Don't use globals.
8165 (build_enumerator): Likewise.
8166 * c-tree.h (struct c_enum_contents): New struct.
8168 2007-06-04 Tom Tromey <tromey@redhat.com>
8170 * c-common.c (c_common_get_alias_set): Fix indentation.
8172 2007-06-04 Ian Lance Taylor <iant@google.com>
8174 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8175 to overflow, reduce overflow infinity to regular infinity.
8176 (vrp_var_may_overflow): New static function.
8177 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8179 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8181 * stor-layout.c (layout_type): Remove duplicate code.
8183 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8186 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8187 before build_common_builtin_nodes ().
8189 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8192 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8194 2007-06-04 Jan Hubicka <jh@suse.cz>
8196 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8197 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8198 instead of _stat version.
8200 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8202 PR tree-optimization/32194
8203 * tree-predcom.c (determine_offset): Check that both references have
8206 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8208 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8209 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8210 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8211 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8212 Add argument to iterate_fix_dominators call.
8213 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8214 * gcse.c (hoist_code): Change domby to vector.
8215 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8216 Add argument to iterate_fix_dominators call.
8217 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8218 recompute_dominator.
8219 * lambda-code.c (perfect_nestify): Ditto.
8220 * cfgloopanal.c: Include graphds.h.
8221 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8222 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8223 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8225 * graphds.c: New file.
8226 * graphds.h: New file.
8227 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8228 (get_dominated_by, get_dominated_by_region): Change return type to
8230 (verify_dominators): Recompute all dominators and compare the results.
8231 (recount_dominator): Renamed to ...
8232 (recompute_dominator): ... this. Do not check that the block is
8234 (iterate_fix_dominators): Reimplemented.
8235 (prune_bbs_to_update_dominators, root_of_dom_tree,
8236 determine_dominators_for_sons): New functions.
8237 * et-forest.c (et_root): New function.
8238 * et-forest.h (et_root): Declare.
8239 * Makefile.in (graphds.o): Add.
8240 (cfgloopanal.o): Add graphds.h dependency.
8241 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8242 * basic-block.h (get_dominated_by, get_dominated_by_region,
8243 iterate_fix_dominators): Declaration changed.
8244 (recount_dominator): Renamed to ...
8245 (recompute_dominator): ... this.
8246 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8247 (thread_through_all_blocks): Do not free dominance info.
8249 2007-06-03 Andreas Schwab <schwab@suse.de>
8251 * config/m68k/m68k.c (override_options): Don't override
8253 * config/m68k/m68k-modes.def (SF, DF): Define to use
8254 motorola_single_format and motorola_double_format, resp.
8255 * real.c (motorola_single_format): Renamed from
8256 coldfire_single_format.
8257 (motorola_double_format): Renamed from coldfire_double_format.
8258 (encode_ieee_extended): Generate a proper canonical NaN image
8259 respecting canonical_nan_lsbs_set.
8260 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8262 * real.h: Adjust declarations.
8264 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8267 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8268 the symbol is generated with the stack protector.
8270 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8272 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8273 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8275 * doc/extend.texi (interrupt): Mention m68k.
8277 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8279 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8280 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8281 (ix86_expand_sse_pcmpestr): Do not check operands for
8282 "register_operand", when insn operand predicate is "register_operand".
8283 (ix86_expand_sse_pcmpistr): Ditto.
8285 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8286 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8289 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8290 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8291 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8292 * config/i386/constraints.md ("z"): New register constraint
8293 for members of SSE_FIRST_REG class.
8294 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8295 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8296 SSE_FIRST_REG class.
8297 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8298 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8299 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8300 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8301 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8302 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8303 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8304 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8305 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8306 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8307 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8308 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8309 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8310 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8311 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8312 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8313 (struct builtin_description): Change "flag" field to unsigned.
8314 (bdesc_pcmpestr): New builtin description table.
8315 (bdesc_pcmpistr): Likewise.
8316 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8317 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8318 Initialize pcmp[ei]str[im] insns for SSE4.2.
8319 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8320 (ix86_expand_sse_pcmpistr): Likewise.
8321 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8322 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8323 (UNSPEC_PCMPISTR): Likewise.
8324 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8325 (sse4_2_pcmpestri):New isns pattern.
8326 (sse4_2_pcmpestrm): Likewise.
8327 (sse4_2_pcmpestr_cconly): Likewise.
8328 (sse4_2_pcmpistr): New insn patern and splitter.
8329 (sse4_2_pcmpistri):New isns pattern.
8330 (sse4_2_pcmpistrm): Likewise.
8331 (sse4_2_pcmpistr_cconly): Likewise.
8332 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8335 2007-06-01 David Daney <ddaney@avtrex.com>
8337 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8338 LOADGP_ABSOLUTE and not binds_local_p.
8340 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8342 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8344 2007-06-01 Ian Lance Taylor <iant@google.com>
8346 * tree-vrp.c (compare_name_with_value): Always set
8347 used_strict_overflow if we get a result from the variable itself.
8349 2007-06-01 Ian Lance Taylor <iant@google.com>
8351 PR rtl-optimization/31455
8352 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8353 subregs which have a cast between modes which are not tieable.
8355 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8357 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8358 breaks after return statements.
8360 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8362 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8363 only after no_new_pseudos.
8365 2007-05-31 Eric Christopher <echristo@apple.com>
8367 * expr.c (convert_move): Assert that we don't have a BLKmode
8369 (store_expr): Handle BLKmode moves by calling emit_block_move.
8371 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8373 * c-typeck.c (build_indirect_ref): Include type in error message.
8374 (build_binary_op): Pass types to binary_op_error.
8375 * c-common.c (binary_op_error): Take two type arguments, print out
8377 * c-common.h (binary_op_error): Update prototype.
8379 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8381 * config/i386/i386.c: Correct coments on -mno-sse4.
8383 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8385 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8386 (x86_64-*-*): Likewise.
8387 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8388 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8389 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8390 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8391 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8392 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8393 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8394 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8395 (OPTION_MASK_ISA_SSE4): Likewise.
8396 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8397 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8398 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8399 (override_options): Support SSE4.2.
8400 (ix86_build_const_vector): Support SImode and DImode.
8401 (ix86_build_signbit_mask): Likewise.
8402 (ix86_expand_int_vcond): Support V2DImode.
8403 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8404 (IX86_BUILTIN_CRC32HI): Likewise.
8405 (IX86_BUILTIN_CRC32SI): Likewise.
8406 (IX86_BUILTIN_CRC32DI): Likewise.
8407 (IX86_BUILTIN_PCMPGTQ): Likewise.
8408 (bdesc_crc32): Likewise.
8409 (bdesc_sse_3arg): Likewise.
8410 (ix86_expand_crc32): Likewise.
8411 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8412 (ix86_expand_builtin): Likewise.
8413 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8414 __SSE4_2__ for -msse4.2.
8415 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8416 (CRC32MODE): Likewise.
8417 (crc32modesuffix): Likewise.
8418 (crc32modeconstraint): Likewise.
8419 (sse4_2_crc32<mode>): Likewise.
8420 (sse4_2_crc32di): Likewise.
8421 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8423 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8424 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8425 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8426 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8427 (vcondu<mode>): Likewise.
8428 * doc/extend.texi: Document SSE4.2 built-in functions.
8429 * doc/invoke.texi: Document -msse4.2/-msse4.
8431 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8433 PR tree-optimization/32160
8434 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8435 variable as gimple reg.
8436 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8438 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8440 * gcc.c (main): Don't consider linker options when issuing the
8441 warning about a linker input file not being used.
8443 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8445 * tree-vrp.c (compare_names): Initialize sop.
8447 2007-05-30 Dirk Mueller <dmueller@suse.de>
8449 * cgraphunit.c (cgraph_analyze_function): Remove
8450 computation of inline parameters.
8452 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8456 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8458 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8459 Add vx-common.h. Include vxworks.h between vx-common.h and
8461 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8463 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8464 (TARGET_ASM_DESTRUCTOR): Likewise.
8465 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8466 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8467 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8468 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8469 (VXWORKS_ENDIAN_SPEC): Define.
8470 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8471 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8472 VXWORKS_* equivalents.
8473 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8474 (ASM_FILE_START): Delete.
8475 (TARGET_VERSION): Reformat.
8476 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8477 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8478 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8479 (FPBIT, DPBIT): Define.
8480 (fp-bit.c, dp-bit.c): New rules.
8481 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8482 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8483 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8484 * config/arm/arm.h: Include vxworks-dummy.h.
8485 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8486 Mark with ATTRIBUTE_UNUSED.
8487 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8488 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8489 make it incompatible with -msingle-pic-base.
8490 (arm_function_ok_for_sibcall): Return false for calls that might
8491 go through a VxWorks PIC PLT entry.
8492 (require_pic_register): New function, split out from...
8493 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8495 (arm_load_pic_register): Handle the VxWorks RTP initialization
8496 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8497 (arm_emit_call_insn): New function.
8498 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8499 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8500 (pic_offset_arm): New pattern.
8501 (call, call_value): Use arm_emit_call_insn.
8502 (call_internal, call_value_internal): New expanders.
8503 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8504 VxWorks unless __PIC__.
8506 2007-05-30 Eric Christopher <echristo@gmail.com>
8508 * genrecog.c: Include regs.h in generated file.
8509 * genemit.c: Ditto. Fix up formatting.
8510 * config/mn10300/constraints.md: New.
8511 * config/mn10300/mn10300.md: Include.
8512 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8513 Fix up for removed macro.
8514 * config/mn10300/predicates.md (call_address_operand): Ditto.
8515 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8516 (CONST_OK_FOR_I): Ditto.
8517 (CONST_OK_FOR_J): Ditto.
8518 (CONST_OK_FOR_K): Ditto.
8519 (CONST_OK_FOR_L): Ditto.
8520 (CONST_OK_FOR_M): Ditto.
8521 (CONST_OK_FOR_N): Ditto.
8522 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8526 (EXTRA_CONSTRAINT): Ditto.
8528 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8530 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8532 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8533 OPTION_MASK_ISA_64BIT.
8534 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8536 2007-05-30 Richard Guenther <rguenther@suse.de>
8539 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8540 types for comparison.
8541 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8542 with original typed arguments.
8543 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8545 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8547 PR tree-optimization/31769
8548 * except.c (duplicate_eh_regions): Clear prev_try if
8549 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8551 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8553 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8554 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8555 bsi of the location where statements should be inserted.
8556 (sink_code_in_bb): Take bsi from statement_sink_location.
8557 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8558 instead of bsi_start.
8559 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8561 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8562 (bsi_move_before): Document inconsistency with bsi_move_after.
8563 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8565 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8567 * config/i386/i386.h (TARGET_ABM): New define.
8568 (TARGET_POPCNT): Ditto.
8569 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8570 New temporary defines to redefine from OPTION_ISA_* defines.
8571 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8572 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8573 (ix86_isa_flags): New extern int declaration.
8574 (TARGET_SUBTARGET_DEFAULT): New define.
8575 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8576 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8577 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8578 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8579 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8580 * config/i386/darwin.h: Change TARGET_64BIT define to
8583 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8584 using existing "ix86_isa_flags" varible.
8585 (m32, m64): Use existing "ix86_isa_flags" variable.
8586 (mmmx, m3dnow): Ditto.
8587 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8588 (mabm): Define as non-negative option using "x86_abm" variable.
8589 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8591 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8592 Rewrite feature test bitmap.
8593 (ix86_isa_flags): New initialized global int varible.
8594 (ix86_isa_flags_explicit): New static int variable.
8595 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8596 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8597 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8598 target_flags_explicit.
8599 (override_options): Remove "target_enable" and "target_disable" fields
8600 from "struct ptt". Update processor_target_table accordingly. Remove
8601 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8602 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8603 "target_flags" and "ix86_isa_flags_explicit" instead of
8604 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8605 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8606 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8607 to true when either of PTA_POPCNT or PTA_ABM is set in
8608 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8609 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8610 processor_alias_table flags entry. Remove handling of
8611 "target_enable" and "target_disable" fields of processor_target_table.
8612 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8613 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8614 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8615 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8616 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8618 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8620 2007-05-29 David Daney <ddaney@avtrex.com>
8623 * config/mips/mips.c (mips_output_mi_thunk): Emit
8624 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8626 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8627 * config/i386/i386.c (ix86_function_regparm): Added checking of
8628 ix86_force_align_arg_pointer to determine the number of
8629 register parameters.
8631 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8633 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8634 (SET_DR_MISALIGNMENT): New.
8635 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8636 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8637 Use SET_DR_MISALIGNMENT.
8638 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8640 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8641 find_loop_nest): Export.
8642 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8643 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8644 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8645 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8647 (struct mem_ref): Add field reuse_distance.
8648 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8649 Initialize reuse_distance field.
8650 (issue_prefetch_ref): Select temporality of prefetch according to
8652 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8653 self_reuse_distance, determine_loop_nest_reuse): New functions.
8654 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8655 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8656 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8659 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8661 * tree-ssa-alias.c: Add aliasing overview.
8663 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8664 Danny Smith <dannysmith@users.sourceforge.net>
8667 * config/i386/t-crtfm: Compile crtfastmath.o with
8668 -minline-all-stringops.
8669 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8670 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8672 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8674 * doc/md.texi: Document constraints on HP PA-RISC.
8676 * pa/constraints.md: New file.
8677 * pa.md: Include constraints.md.
8678 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8679 (integer_store_memory_operand, ldil_cint_p): New functions.
8680 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8681 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8682 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8683 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8684 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8686 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8689 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8690 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8691 case POSTDECREMENT_EXPR>): Return the error_mark_node
8692 if either the real or imaginary parts would an
8695 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8697 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8698 name when we remove it from a call.
8700 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8702 * targhooks.c (default_narrow_bitfield): Remove.
8703 * targhooks.h: Remove the prototype for
8704 default_narrow_bitfield.
8706 * langhooks-def.h: Remove the prototype for
8707 hook_get_alias_set_0.
8708 * langhooks.c (hook_get_alias_set_0): Remove.
8710 * global.c (EXECUTE_IF_CONFLICT): Remove.
8712 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8715 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8716 return true when truth_value_p is true and the type
8719 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8721 * doc/install.texi (Prerequisites): We no longer require Autoconf
8722 2.13 for the top-level.
8724 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8726 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8727 memory access via x86_expand_vector_move_misalign() only for
8728 TImode values on 32-bit targets.
8730 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8732 * matrix-reorg.c: New file. Implement matrix flattening and
8733 transposing optimization.
8734 * tree-pass.h: Add matrix reorg pass.
8735 * common.opt: Add fipa-mreorg flag.
8736 * Makefile.in: Add matrix-reorg.c.
8737 * passes.c: Add matrix reorg pass.
8738 * varpool.c (add_new_static_var): New function.
8739 * cgraph.h (add_new_static_var): Declare.
8741 2007-05-27 Eric Christopher <echristo@apple.com>
8743 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8744 sp_offset depending on stack size. Save r12 depending
8745 on registers we're saving later.
8746 (rs6000_emit_epilogue): Update sp_offset depending only
8749 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8751 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8752 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8753 * ifcvt.c (if_convert): Ditto.
8754 * tree-ssa-threadupdate.c (thread_block): Ditto.
8755 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8756 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8757 verify_loop_closed_ssa): Check number_of_loops instead of
8759 * predict.c (tree_estimate_probability): Ditto.
8760 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8761 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8762 * modulo-sched.c (sms_schedule): Ditto.
8763 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8764 (scev_finalize): Do not do anything if scev analysis was not
8766 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8767 current_loops == NULL.
8768 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8769 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8771 (loop_optimizer_finalize): Assert that loops were analyzed.
8772 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8773 rtl_doloop): Check number_of_loops instead of current_loops.
8774 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8775 current_loops == NULL.
8776 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8777 gate_tree_vectorize tree_linear_transform, check_data_deps,
8778 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8779 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8780 Check number_of_loops instead of current_loops.
8781 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8782 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8783 free loops if available.
8784 (execute_pre): Do not pass do_fre to fini_pre.
8786 2007-05-27 Tobias Burnus <burnus@net-b.de>
8789 * real.c (mpfr_from_real): Fix sign of -Inf.
8791 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8793 * tree-vect-transform.c (vectorizable_conversion): Initialize
8794 tree_code variables to ERROR_MARK.
8795 (vectorizable_type_demotion): Likewise.
8796 (vectorizable_type_promotion): Likewise.
8798 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8801 * config/i386/i386.md (movti): Handle push operands via
8804 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8806 * basic-block.h: Remove the prototype for merge_seq_blocks.
8807 * cfgcleanup.c (merge_seq_blocks): Remove.
8809 * tree-flow.h: Remove the prototype for is_aliased_with.
8810 * tree-ssa-alias.c (is_aliased_with): Remove.
8812 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8814 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8816 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8818 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8819 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8820 (vec_unpacks_hi_v16qi): Likewise.
8821 (vec_unpacku_lo_v16qi): Likewise.
8822 (vec_unpacks_lo_v16qi): Likewise.
8823 (vec_unpacku_hi_v8hi): Likewise.
8824 (vec_unpacks_hi_v8hi): Likewise.
8825 (vec_unpacku_lo_v8hi): Likewise.
8826 (vec_unpacks_lo_v8hi): Likewise.
8827 (vec_unpacku_hi_v4si): Likewise.
8828 (vec_unpacks_hi_v4si): Likewise.
8829 (vec_unpacku_lo_v4si): Likewise.
8830 (vec_unpacks_lo_v4si): Likewise.
8832 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8834 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8835 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8836 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8837 follow spelling conventions in various
8838 warning/error/diagnostic messages.
8840 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8841 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8842 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8843 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8844 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8845 * doc/tm.texi: Follow spelling conventions.
8847 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8850 * tree-ssa-forwprop.c
8851 (forward_propagate_addr_into_variable_array_index): Remove
8852 the lhs argument. Use the type of def_rhs instead of lhs.
8853 (forward_propagate_addr_expr_1): Update use of
8854 forward_propagate_addr_into_variable_array_index.
8856 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8857 Nigel Stephens <nigel@mips.com>
8859 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8860 function attributes, "far" being an alias for "long_call".
8861 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8862 (mips_near_type_p, mips_far_type_p): New.
8863 (mips_comp_type_attributes): New function to check that attributes
8864 attached to a function type are compatible.
8865 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8866 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8867 to the target function of the thunk.
8868 (mips_encode_section_info): Check for "near" and "far" function
8869 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8871 * config/mips/predicates.md (const_call_insn_operand): Test only
8872 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8874 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8877 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8878 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8879 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8880 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8882 2007-05-25 Eric Christopher <echristo@apple.com>
8884 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8885 to x86-darwin configurations.
8886 * config/i386/t-darwin: Add softfp support.
8887 * config/i386/t-darwin64: Ditto.
8888 * config/i386/sfp-machine.h: If mach then don't use
8889 aliasing, emit a stub to call.
8891 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8893 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8894 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8895 tree-predcom.c, tree-ssa-alias-warnings.c,
8896 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8897 comment typos. Follow spelling conventions.
8898 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8900 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8903 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8904 constants into memory. Expand unaligned memory references for
8905 SSE modes via x86_expand_vector_move_misalign() function.
8907 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8909 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8910 "memory" attribute for "sseishft" type insn without operands[2].
8912 2007-05-25 Dirk Mueller <dmueller@suse.de>
8913 Marcus Meissner <meissner@suse.de>
8915 * doc/extend.texi (alloc_size): New attribute.
8916 * c-common.c (handle_alloc_size_attribute): New.
8917 * tree-object-size.c (alloc_object_size): Use alloc_size
8918 attribute, if available.
8920 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8922 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8924 (__builtin_ia32_vec_ext_v2di): Likewise.
8925 (__builtin_ia32_vec_ext_v4si): Likewise.
8926 (__builtin_ia32_vec_ext_v8hi): Likewise.
8927 (__builtin_ia32_vec_ext_v16qi): Likewise.
8928 (__builtin_ia32_vec_set_v8hi): Likewise.
8930 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8932 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
8934 2007-05-25 Richard Sandiford <richard@codesourcery.com>
8936 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
8937 (arm_is_longcall_p): Rename to...
8938 (arm_is_long_call_p): ...this. Take a single tree argument and
8940 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
8941 (CUMULATIVE_ARGS): Remove call_cookie.
8942 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
8943 (ENCODED_LONG_CALL_ATTR_P): Delete.
8944 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
8945 LONG_CALL_FLAG_CHAR cases.
8946 (ARM_DECLARE_FUNCTION_SIZE): Delete.
8947 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
8948 ARM_DECLARE_FUNCTION_SIZE.
8949 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
8950 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
8951 (arm_encode_call_attribute, current_file_function_operand): Delete.
8952 (arm_function_in_section_p): New function.
8953 (arm_is_longcall_p): Rename to...
8954 (arm_is_long_call_p): ...this. Take the target function as a single
8955 argument and return a bool. Do not rely on call cookies. Check
8956 whether the target symbol is in the same section as the current
8957 function, not just the same compilation unit.
8958 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
8959 (arm_encode_section_info): Don't encode a call type.
8960 * config/arm/arm.md (call, call_value): Update calls to
8961 arm_is_long(_)call_p. Simplify logic.
8962 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
8963 Update calls to arm_is_long(_)call_p.
8965 2007-05-25 Richard Guenther <rguenther@suse.de>
8967 PR tree-optimization/31982
8968 * tree-ssa-forwprop.c
8969 (forward_propagate_addr_into_variable_array_index): Handle arrays
8970 with element size one.
8972 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8974 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
8975 (umulsi3_highpart): Likewise.
8977 2007-05-24 Ian Lance Taylor <iant@google.com>
8979 PR rtl-optimization/32069
8980 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
8983 2007-05-24 Ollie Wild <aaw@google.com>
8985 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
8988 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
8990 * postreload-gcse.c (reg_changed_after_insn_p): New function.
8991 (oprs_unchanged_p): Use it to check all registers in a REG.
8992 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
8993 (reg_set_between_after_reload_p): Delete.
8994 (reg_used_between_after_reload_p): Likewise.
8995 (reg_set_or_used_since_bb_start): Likewise.
8996 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
8997 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
8998 Use reg_set_between_p instead of reg_set_between_after_reload_p.
8999 * rtlanal.c (reg_set_p): Check whether REG overlaps
9000 regs_invalidated_by_call, rather than just checking the
9001 membership of REGNO (REG).
9003 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9005 * doc/passes.texi: Document predictive commoning.
9006 * doc/invoke.texi (-fpredictive-commoning): Document.
9007 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9008 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9009 adding indices to the generated name.
9010 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9011 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9012 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9013 (op_symbol_code): ... and exported.
9014 (dump_omp_clause, op_symbol): Use op_symbol_code
9015 instead of op_symbol_1.
9016 * tree-pass.h (pass_predcom): Declare.
9017 * timevar.def (TV_PREDCOM): New timevar.
9018 * tree-ssa-loop.c (run_tree_predictive_commoning,
9019 gate_tree_predictive_commoning, pass_predcom): New.
9020 * tree-data-ref.c (find_data_references_in_loop): Find the
9021 references in dominance order.
9022 (canonicalize_base_object_address): Ensure that the result has
9024 (dr_analyze_innermost): Export.
9025 (create_data_ref): Code to fail for references with invariant
9027 (find_data_references_in_stmt): ... here.
9028 * tree-data-ref.h (dr_analyze_innermost): Declare.
9029 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9030 (aff_combination_find_elt, name_expansion_hash,
9031 name_expansion_eq, tree_to_aff_combination_expand,
9032 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9034 * tree-affine.h (aff_combination_constant_multiple_p,
9035 tree_to_aff_combination_expand): Declare.
9036 * tree-predcom.c: New file.
9037 * common.opt (fpredictive-commoning): New option.
9038 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9039 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9040 * Makefile.in (tree-predcom.o): Add.
9041 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9042 * passes.c (init_optimization_passes): Add dceloop after
9043 copy propagation in loop optimizer. Add predictive commoning
9044 to loop optimizer passes.
9046 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9048 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9051 2007-05-24 Jan Hubicka <jh@suse.cz>
9053 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9055 (genheader): Include statistics.h.
9057 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9059 * print-rtl.c (flag_dump_unnumbered): Update comments.
9060 (print_rtl): Fix my previous change.
9061 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9064 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9067 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9069 (thread_through_all_blocks): Call initialize_original_copy_tables
9070 and free_original_copy_tables.
9071 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9073 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9074 * cfghooks.c (duplicate_block): Use get_loop_copy.
9075 * cfg.c: Include cfgloop.h.
9076 (loop_copy): New hash table.
9077 (initialize_original_copy_tables): Initialize loop_copy table.
9078 (free_original_copy_tables): Free loop_copy table.
9079 (copy_original_table_clear, copy_original_table_set,
9080 set_loop_copy, get_loop_copy): New functions.
9081 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9082 * cfgloop.h (struct loop): Remove copy field.
9083 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9084 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9086 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9088 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9089 -msse/-msse2/-msse3.
9091 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9093 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9094 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9096 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9099 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9100 * targhooks.h (default_mangle_decl_assembler_name): Declare
9102 * targhooks.c (default_mangle_decl_assembler_name): Define
9104 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9106 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9107 * langhooks.c (lhd_set_decl_assembler_name): Call
9108 targetm.mangle_decl_assembler_name for names with global scope.
9110 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9112 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9113 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9115 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9116 New. Factored out of i386_pe_encode_section_info.
9117 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9118 Move check for prior decoration of stdcall
9119 symbols to i386_pe_encode_section_info.
9120 (i386_pe_encode_section_info): Adjust call to
9121 gen_stdcall_or_fastcall_suffix. Use
9122 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9123 (i386_pe_mangle_decl_assembler_name): New. Wrap
9124 i386_pe_maybe_mangle_decl_assembler_name.
9126 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9128 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9129 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9130 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9131 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9132 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9135 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9136 Nigel Stephens <nigel@mips.com>
9137 Richard Sandiford <richard@codesourcery.com>
9139 Fix up MIPS16 hard float and add support for complex.
9141 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9142 (TARGET_SOFT_FLOAT_ABI): New.
9143 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9144 __mips_soft_float to reflect the ABI in use, not whether the
9145 FPU is directly accessible (e.g., in MIPS16 mode).
9146 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9147 (UNITS_PER_FPVALUE): Likewise.
9149 * config/mips/mips.c (mips_expand_call): Remove redundant
9150 TARGET_MIPS16 check.
9151 (mips_arg_regno): New.
9152 (function_arg_advance): When setting bits in cum->fp_code for
9153 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9155 (function_arg): Use mips_arg_regno.
9156 (mips_return_mode_in_fpr_p): New.
9157 (mips16_call_stub_mode_suffix): New.
9158 (mips16_cfun_returns_in_fpr_p): New.
9159 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9160 (mips_output_function_prologue): Test mips16_hard_float, not
9161 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9162 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9163 return value into a floating-point register.
9164 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9165 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9166 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9167 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9168 word of double arguments from or to the high bits of 64-bit
9169 floating point registers.
9170 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9171 (mips16_fpret_double): New helper function.
9172 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9173 support for complex modes. Fill in DECL_RESULT for stubdecl.
9174 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9176 * config/mips/mips16.S
9177 (RET, ARG1, ARG2): New.
9178 (MERGE_GPRf, MERGE_GPRt): New.
9179 (DELAYt, DELAYf): New.
9180 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9181 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9182 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9183 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9184 (SFOP): Renamed to...
9185 (OPSF3): This, and macro-ified. Updated all uses.
9186 (SFOP2): Renamed to...
9187 (OPSF2): This, and macro-ified. Updated all uses.
9188 (SFCMP): Renamed to...
9189 (CMPSF): This, and macro-ified. Updated all uses.
9190 (SFREVCMP): Renamed to...
9191 (REVCMPSF): This, and macro-ified. Updated all uses.
9192 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9193 (LDDBL1, LDDBL2, RETDBL): Deleted.
9194 (DFOP): Renamed to...
9195 (OPDF3): This, and macro-ified. Updated all uses.
9196 (DFOP2): Renamed to...
9197 (OPDF2): This, and macro-ified. Updated all uses.
9198 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9199 (DFCMP): Renamed to...
9200 (CMPDF): This, and macro-ified. Updated all uses.
9201 (DFREVCMP): Renamed to...
9202 (REVCMPDF): This, and macro-ified. Updated all uses.
9203 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9204 (RET_FUNCTION): New.
9205 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9206 (__mips16_ret_sc, __mips16_ret_dc): New.
9207 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9208 STUB_ARGS_6, STUB_ARGS_10): New.
9209 (CALL_STUB_NO_RET): New.
9210 (__mips16_call_stub_1): Macro-ified.
9211 (__mips16_call_stub_5): Macro-ified.
9212 (__mips16_call_stub_2): Macro-ified.
9213 (__mips16_call_stub_6): Macro-ified.
9214 (__mips16_call_stub_9): Macro-ified.
9215 (__mips16_call_stub_10): Macro-ified.
9216 (CALL_STUB_RET): New.
9217 (__mips16_call_stub_sf_0): Macro-ified.
9218 (__mips16_call_stub_sf_1): Macro-ified.
9219 (__mips16_call_stub_sf_5): Macro-ified.
9220 (__mips16_call_stub_sf_2): Macro-ified.
9221 (__mips16_call_stub_sf_6): Macro-ified.
9222 (__mips16_call_stub_sf_9): Macro-ified.
9223 (__mips16_call_stub_sf_10): Macro-ified.
9224 (__mips16_call_stub_df_0): Macro-ified.
9225 (__mips16_call_stub_df_1): Macro-ified.
9226 (__mips16_call_stub_df_5): Macro-ified.
9227 (__mips16_call_stub_df_2): Macro-ified.
9228 (__mips16_call_stub_df_6): Macro-ified.
9229 (__mips16_call_stub_df_9): Macro-ified.
9230 (__mips16_call_stub_df_10): Macro-ified.
9231 (__mips16_call_stub_sc_0): New.
9232 (__mips16_call_stub_sc_1): New.
9233 (__mips16_call_stub_sc_5): New.
9234 (__mips16_call_stub_sc_2): New.
9235 (__mips16_call_stub_sc_6): New.
9236 (__mips16_call_stub_sc_9): New.
9237 (__mips16_call_stub_sc_10): New.
9238 (__mips16_call_stub_dc_0): New.
9239 (__mips16_call_stub_dc_1): New.
9240 (__mips16_call_stub_dc_5): New.
9241 (__mips16_call_stub_dc_2): New.
9242 (__mips16_call_stub_dc_6): New.
9243 (__mips16_call_stub_dc_9): New.
9244 (__mips16_call_stub_dc_10): New.
9246 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9247 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9248 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9250 2007-05-23 Ian Lance Taylor <iant@google.com>
9252 * doc/invoke.texi (Invoking GCC): Document that the order of the
9255 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9258 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9259 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9260 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9264 * config/score/score.c (score_print_operand): Make sure that only
9265 lower bits are used.
9267 2007-05-22 Ian Lance Taylor <iant@google.com>
9269 * tree-vrp.c (avoid_overflow_infinity): New static function,
9270 broken out of set_value_range_to_value.
9271 (set_value_range_to_value): Call avoid_overflow_infinity.
9272 (extract_range_from_assert): Likewise.
9274 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9277 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9278 change the type before looking for a COMPOUND_EXPR.
9280 2007-05-22 Ian Lance Taylor <iant@google.com>
9282 * lower-subreg.c (decompose_multiword_subregs): If we change an
9283 insn, call remove_retval_note on it.
9285 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9287 * regs.h (end_hard_regno): New function.
9288 (END_HARD_REGNO, END_REGNO): New macros.
9289 (add_to_hard_reg_set): New function.
9290 (remove_from_hard_reg_set): Likewise.
9291 (in_hard_reg_set_p): Likewise.
9292 (overlaps_hard_reg_set_p): Likewise.
9293 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9294 (note_btr_set): Use END_HARD_REGNO.
9295 * caller-save.c (setup_save_areas): Use end_hard_regno.
9296 (mark_set_regs): Use END_HARD_REGNO.
9297 (add_stored_regs): Use end_hard_regno.
9298 (mark_referenced_regs): Use add_to_hard_reg_set.
9299 * combine.c (update_table_tick): Use END_REGNO.
9300 (record_value_for_reg): Likewise.
9301 (record_dead_and_set_regs): Likewise.
9302 (get_last_value_validate): Likewise.
9303 (use_crosses_set_p): Likewise.
9304 (reg_dead_at_p_1): Likewise.
9305 (reg_dead_at_p): Likewise.
9306 (mark_used_regs_combine): Use add_to_hard_reg_set.
9307 (move_deaths): Use END_HARD_REGNO.
9308 (reg_bitfield_target_p): Use end_hard_regno.
9309 (distribute_notes): Use END_HARD_REGNO.
9310 * cse.c (mention_regs): Use END_REGNO.
9311 (insert): Use add_to_hard_reg_set.
9312 (invalidate): Use END_HARD_REGNO.
9313 (invalidate_for_call): Likewise.
9314 (exp_equiv_p): Use END_REGNO.
9315 (cse_insn): Likewise.
9316 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9317 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9318 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9319 * function.c (keep_stack_depressed): Use end_hard_regno.
9320 * global.c (global_alloc): Use end_hard_regno.
9321 (global_conflicts): Use add_to_hard_reg_set instead of
9323 (find_reg): Likewise.
9324 (mark_reg_store): Likewise.
9325 (mark_reg_conflicts): Likewise.
9326 (mark_reg_death): Use remove_from_hard_reg_set.
9327 (mark_reg_live_nc): Delete.
9328 (set_preference): Use end_hard_regno.
9329 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9330 remove_from_hard_reg_set.
9331 (post_mark_life): Use add_to_hard_reg_set.
9332 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9333 (reg_becomes_live): Use add_to_hard_reg_set.
9334 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9335 (peep2_find_free_register): Use add_to_hard_reg_set.
9336 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9337 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9338 * regrename.c (note_sets): Use add_to_hard_reg_set.
9339 (clear_dead_regs): Use remove_from_hard_reg_set.
9340 (regrename_optimize): Use add_to_hard_reg_set.
9341 (find_oldest_value_reg): Use in_hard_reg_set_p.
9342 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9343 (hard_reg_set_here_p): Use end_hard_regno.
9344 (decompose): Likewise.
9345 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9346 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9347 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9348 (mark_home_live): Use end_hard_regno.
9349 (spill_hard_reg): Likewise.
9350 (clear_reload_reg_in_use): Likewise.
9351 * reorg.c (delete_prior_computation): Use END_REGNO.
9352 * resource.c (update_live_status): Use END_HARD_REGNO.
9353 (mark_referenced_resources): Use add_to_hard_reg_set.
9354 (mark_set_resources): Likewise.
9355 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9356 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9357 (reg_overlap_mentioned_p): Likewise.
9358 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9359 (covers_regno_no_parallel_p): Use END_REGNO.
9360 (find_regno_note): Likewise.
9361 (find_reg_fusage): Use END_HARD_REGNO.
9362 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9363 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9365 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9367 * mode-switching.c (reg_dies): Change type of second argument to
9369 (optimize_mode_switching): Update accordingly.
9371 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9373 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9375 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9376 (hard_reg_set_empty_p): ...these new functions.
9377 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9378 GO_IF_HARD_REG_SUBSET.
9379 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9380 instead of GO_IF_HARD_REG_EQUAL.
9381 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9382 instead of GO_IF_HARD_REG_EQUAL.
9383 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9384 GO_IF_HARD_REG_SUBSET.
9385 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9386 GO_IF_HARD_REG_EQUAL.
9387 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9388 of GO_IF_HARD_REG_SUBSET.
9389 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9390 instead of GO_IF_HARD_REG_EQUAL.
9391 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9392 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9393 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9394 of GO_IF_HARD_REG_SUBSET,
9395 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9396 GO_IF_HARD_REG_SUBSET.
9397 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9398 instead of GO_IF_HARD_REG_EQUAL.
9399 * config/sh/sh.c (push_regs, calc_live_regs): Use
9400 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9401 (hard_regs_intersect_p): Delete.
9403 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9405 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9407 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9408 Richard Henderson <rth@redhat.com>
9410 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9412 (x86_64-*-*): Likewise.
9414 * i386/i386-modes.def (V2QI): New.
9416 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9418 (override_options): Support SSE4.1.
9419 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9420 (IX86_BUILTIN_BLENDPS): Likewise.
9421 (IX86_BUILTIN_BLENDVPD): Likewise.
9422 (IX86_BUILTIN_BLENDVPS): Likewise.
9423 (IX86_BUILTIN_PBLENDVB128): Likewise.
9424 (IX86_BUILTIN_PBLENDW128): Likewise.
9425 (IX86_BUILTIN_DPPD): Likewise.
9426 (IX86_BUILTIN_DPPS): Likewise.
9427 (IX86_BUILTIN_INSERTPS128): Likewise.
9428 (IX86_BUILTIN_MOVNTDQA): Likewise.
9429 (IX86_BUILTIN_MPSADBW128): Likewise.
9430 (IX86_BUILTIN_PACKUSDW128): Likewise.
9431 (IX86_BUILTIN_PCMPEQQ): Likewise.
9432 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9433 (IX86_BUILTIN_PMAXSB128): Likewise.
9434 (IX86_BUILTIN_PMAXSD128): Likewise.
9435 (IX86_BUILTIN_PMAXUD128): Likewise.
9436 (IX86_BUILTIN_PMAXUW128): Likewise.
9437 (IX86_BUILTIN_PMINSB128): Likewise.
9438 (IX86_BUILTIN_PMINSD128): Likewise.
9439 (IX86_BUILTIN_PMINUD128): Likewise.
9440 (IX86_BUILTIN_PMINUW128): Likewise.
9441 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9442 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9443 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9444 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9445 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9446 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9447 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9448 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9449 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9450 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9451 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9452 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9453 (IX86_BUILTIN_PMULDQ128): Likewise.
9454 (IX86_BUILTIN_PMULLD128): Likewise.
9455 (IX86_BUILTIN_ROUNDPD): Likewise.
9456 (IX86_BUILTIN_ROUNDPS): Likewise.
9457 (IX86_BUILTIN_ROUNDSD): Likewise.
9458 (IX86_BUILTIN_ROUNDSS): Likewise.
9459 (IX86_BUILTIN_PTESTZ): Likewise.
9460 (IX86_BUILTIN_PTESTC): Likewise.
9461 (IX86_BUILTIN_PTESTNZC): Likewise.
9462 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9463 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9464 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9465 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9466 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9468 (bdesc_sse_3arg): Likewise.
9469 (bdesc_2arg): Likewise.
9470 (bdesc_1arg): Likewise.
9471 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9473 (ix86_expand_sse_4_operands_builtin): New.
9474 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9475 smaller than 8 bits as the 2nd arg.
9476 (ix86_expand_sse_ptest): New.
9477 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9478 (ix86_expand_vector_set): Support SSE4.1.
9479 (ix86_expand_vector_extract): Likewise.
9481 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9482 __SSE4_1__ for -msse4.1.
9484 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9485 (UNSPEC_INSERTPS): Likewise.
9486 (UNSPEC_DP): Likewise.
9487 (UNSPEC_MOVNTDQA): Likewise.
9488 (UNSPEC_MPSADBW): Likewise.
9489 (UNSPEC_PHMINPOSUW): Likewise.
9490 (UNSPEC_PTEST): Likewise.
9491 (UNSPEC_ROUNDP): Likewise.
9492 (UNSPEC_ROUNDS): Likewise.
9494 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9496 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9497 (const_pow2_1_to_32768_operand): Likewise.
9499 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9502 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9504 (sse4_1_insertps): Likewise.
9505 (*sse4_1_extractps): Likewise.
9506 (sse4_1_ptest): Likewise.
9507 (sse4_1_mulv2siv2di3): Likewise.
9508 (*sse4_1_mulv4si3): Likewise.
9509 (*sse4_1_smax<mode>3): Likewise.
9510 (*sse4_1_umax<mode>3): Likewise.
9511 (*sse4_1_smin<mode>3): Likewise.
9512 (*sse4_1_umin<mode>3): Likewise.
9513 (sse4_1_eqv2di3): Likewise.
9514 (*sse4_1_pinsrb): Likewise.
9515 (*sse4_1_pinsrd): Likewise.
9516 (*sse4_1_pinsrq): Likewise.
9517 (*sse4_1_pextrb): Likewise.
9518 (*sse4_1_pextrb_memory): Likewise.
9519 (*sse4_1_pextrw_memory): Likewise.
9520 (*sse4_1_pextrq): Likewise.
9521 (sse4_1_blendpd): Likewise.
9522 (sse4_1_blendps): Likewise.
9523 (sse4_1_blendvpd): Likewise.
9524 (sse4_1_blendvps): Likewise.
9525 (sse4_1_dppd): Likewise.
9526 (sse4_1_dpps): Likewise.
9527 (sse4_1_movntdqa): Likewise.
9528 (sse4_1_mpsadbw): Likewise.
9529 (sse4_1_packusdw): Likewise.
9530 (sse4_1_pblendvb): Likewise.
9531 (sse4_1_pblendw): Likewise.
9532 (sse4_1_phminposuw): Likewise.
9533 (sse4_1_extendv8qiv8hi2): Likewise.
9534 (*sse4_1_extendv8qiv8hi2): Likewise.
9535 (sse4_1_extendv4qiv4si2): Likewise.
9536 (*sse4_1_extendv4qiv4si2): Likewise.
9537 (sse4_1_extendv2qiv2di2): Likewise.
9538 (*sse4_1_extendv2qiv2di2): Likewise.
9539 (sse4_1_extendv4hiv4si2): Likewise.
9540 (*sse4_1_extendv4hiv4si2): Likewise.
9541 (sse4_1_extendv2hiv2di2): Likewise.
9542 (*sse4_1_extendv2hiv2di2): Likewise.
9543 (sse4_1_extendv2siv2di2): Likewise.
9544 (*sse4_1_extendv2siv2di2): Likewise.
9545 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9546 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9547 (sse4_1_zero_extendv4qiv4si2): Likewise.
9548 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9549 (sse4_1_zero_extendv2qiv2di2): Likewise.
9550 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9551 (sse4_1_zero_extendv4hiv4si2): Likewise.
9552 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9553 (sse4_1_zero_extendv2hiv2di2): Likewise.
9554 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9555 (sse4_1_zero_extendv2siv2di2): Likewise.
9556 (*sse4_1_zero_extendv2siv2di2): Likewise.
9557 (sse4_1_roundpd): Likewise.
9558 (sse4_1_roundps): Likewise.
9559 (sse4_1_roundsd): Likewise.
9560 (sse4_1_roundss): Likewise.
9561 (mulv4si3): Don't expand for SSE4.1.
9562 (smax<mode>3): Likewise.
9563 (umaxv4si3): Likewise.
9564 (uminv16qi3): Likewise.
9565 (umin<mode>3): Likewise.
9566 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9568 * doc/extend.texi: Document SSE4.1 built-in functions.
9570 * doc/invoke.texi: Document -msse4.1.
9572 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9574 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9575 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9576 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9577 (ASM_SPEC): Add asm_pcrel_spec.
9578 (EXTRA_SPECS): Add asm_pcrel_spec.
9580 2007-05-21 David Daney <ddaney@avtrex.com>
9582 * doc/install.texi (Building a cross compiler): Add requirements
9583 for Java cross compiler.
9585 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9588 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9589 Add loopno argument. Use evolution_function_is_invariant_rec_p
9590 instead of evolution_function_is_constant_p.
9591 Update calls to evolution_function_is_affine_multivariate_p.
9592 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9593 Add loopno argument.
9594 * tree-scalar-evolution.c (gather_chrec_stats): Call
9595 evolution_function_is_affine_multivariate_p with a loop
9597 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9598 (analyze_overlapping_iterations): Likewise.
9599 (access_functions_are_affine_or_constant_p): Likewise.
9600 (build_classic_dist_vector_1): If the access functions
9601 are equal, don't do anything.
9603 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9604 Paolo Carlini <pcarlini@suse.de>
9605 Uros Bizjak <ubizjak@gmail.com>
9607 * c-cppbuiltin.c (c_cpp_builtins): Define
9608 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9609 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9610 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9611 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9613 2007-05-21 Mike Stump <mrs@apple.com>
9615 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9617 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9619 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9621 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9622 implementation if __OPTIMIZE__ is not defined.
9623 (_mm_alignr_pi8): Ditto.
9624 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9625 (_mm_inserti_si64): Ditto.
9626 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9627 (_mm_slli_epi16): Ditto.
9628 (_mm_slli_epi32): Ditto.
9629 (_mm_slli_epi64): Ditto.
9630 (_mm_srai_epi16): Ditto.
9631 (_mm_srai_epi32): Ditto.
9632 (_mm_srli_si128): Ditto.
9633 (_mm_slli_si128): Ditto.
9634 (_mm_srli_epi16): Ditto.
9635 (_mm_srli_epi32): Ditto.
9636 (_mm_srli_epi64): Ditto.
9637 (_mm_extract_epi16): Ditto.
9638 (_mm_insert_epi16): Ditto.
9639 (_mm_shufflehi_epi16): Ditto.
9640 (_mm_shufflelo_epi16): Ditto.
9641 (_mm_shuffle_epi32): Ditto.
9642 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9644 (_mm_insert_pi16): Ditto.
9646 (_mm_shuffle_pi16): Ditto.
9648 (_mm_shufle_ps): Ditto.
9649 (_mm_prefetch): Ditto.
9651 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9653 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9654 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9655 * real.c (encode_i370_single, decode_i370_single,
9656 encode_i370_double, decode_i370_double): Functions removed.
9657 (i370_single_format, i370_double_format): Initializations removed.
9658 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9659 Consider the log2_b field to always be one.
9660 (ieee_single_format, mips_single_format, coldfire_single_format,
9661 ieee_double_format, mips_double_format, coldfire_double_format,
9662 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9663 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9664 ibm_extended_format, mips_extended_format, ieee_quad_format,
9665 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9666 decimal_single_format, decimal_double_format, decimal_quad_format,
9667 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9668 initialization of log2_b.
9669 * real.h (i370_single_format, i370_double_format): Declarations
9671 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9672 field to always be one.
9674 2007-05-21 Andreas Schwab <schwab@suse.de>
9676 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9677 NOTE_INSN_BASIC_BLOCK_P.
9678 (process_for_unwind_directive): Likewise.
9680 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9682 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9683 * function.h (struct function): Move va_list_gpr_size,
9684 va_list_fpr_size, function_frequency to front of bitfields. Add
9686 (current_function_calls_unwind_init): New.
9687 * except.c (expand_builtin_unwind_init): Set
9688 current_function_calls_unwind_init not
9689 current_function_has_nonlocal_label.
9690 * reload1.c (has_nonexceptional_receiver): New.
9691 (reload): Use it and current_function_calls_unwind_init to
9692 determine whether call-saved regs must be saved.
9694 2007-05-20 Jan Hubicka <jh@suse.cz>
9696 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9697 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9698 * ddg.c (create_ddg): LIkewise.
9699 * final.c (final): Remove hunk moving line number notes around since
9700 they are no longer present at this stage.
9701 (final_scan_insn): Use NOTE_KIND instead of
9702 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9703 (output_asm_label): Likewise.
9704 * reorg.c (dbr_schedule): Likewise.
9705 * haifa-sched.c (unlink_other_notes): Likewise.
9706 * mode-switching.c (optimize_mode_switching): Likewise.
9707 * graph.c (start_bb): Likewise.
9708 * rtl.def (NOTE): Update description.
9709 * jump.c (squeeze_notes): Delete.
9710 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9711 NOTE_INSN_BASIC_BLOCK_P when possible.
9712 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9713 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9714 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9715 (dwarf2out_var_location): Likewise.
9716 * cfgbuild.c (make_edges): Likewise.
9717 (find_basic_blocks_1): Likewise.
9718 * function.c (reorder_blocks_1): Likewise.
9719 (epilogue_done): Likewise.
9720 (reposition_prologue_and_epilogue_notes): Likewise.
9721 * print-rtl.c (print_rtx): Likewise; drop code for printing
9723 (print_rtl): Likewise.
9724 (print_rtl_single): Likewise.
9725 * gcse.c (insert_insn_start_bb): Likewise.
9726 * alias.c (init_alias_analysis): Likewise.
9727 * calls.c (fixup_tail_calls): Likewise.
9728 * except.c (sjlj_emit_function_enter): Likewise.
9729 * emit-rtl.c (add_insn_after): Likeiwse.
9730 (emit_label_before): Likewise.
9731 (emit_label_after): Likewise.
9732 (emit_note_before, emit_note_after, emit_note): Update
9733 parameter to be enum insn_note; do not deal with source
9735 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9736 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9738 (merge_blocks_move_successor_nojumps): Simplify now when
9739 we don't have BLOCK notes.
9740 (try_optimize_cfg): Likewise.
9741 * cfglayout.c (skip_insns_after_block): Likewise.
9742 (record_effective_endpoints): Likewise.
9743 (duplicate_insn_chain): Likewise.
9744 * varasm.c (output_constant_pool_1): Likewise.
9745 * sched-deps.c (sched_analyze): Likewise.
9746 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9748 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9749 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9750 (SET_INSN_DELETED): Simplify.
9751 (NOTE_LINE_NUMBER): Exterminate.
9752 (NOTE_LINE_KIND): New.
9753 (NOTE_INSN_BASIC_BLOCK_P): Update.
9754 (enum insn_note): Simplify.
9755 (GET_NOTE_INSN_NAME) Simplify.
9756 (emit_note_before, emit_note_after, emit_note): Update prototype.
9757 (squeeze_notes): Remove.
9758 * sched-int.h (NOTE_NOT_BB_P): Update.
9759 * resource.c (mark_target_live_regs): Update.
9760 * sched-rgn.c (debug_dependencies): Update.
9761 * sched-vis.c (print_insn): Update.
9762 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9763 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9764 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9765 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9766 (split_branches): Update.
9767 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9769 (sh_adjust_unroll_max): Exterminate.
9770 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9771 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9772 (m68hc11_reorg): Likewise.
9773 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9774 (emit_predicate_relation_info): Update.
9775 (process_for_unwind_directive): Update.
9776 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9777 (output_call): Update.
9778 * config/pa/pa.c (output_lbranch): Update.
9779 (output_millicode_call): Update.
9780 (output_call): Update.
9781 (pa_combine_instructions): Update.
9782 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9783 * config/bfin/bfin.c (gen_one_bundle): Update.
9784 * cfgrtl.c (can_delete_note_p): Update.
9785 (delete_insn): Update.
9786 (rtl_merge_blocks): Update.
9787 (commit_one_edge_insertion): Update.
9788 (rtl_verify_flow_info): Update.
9789 * stmt.c (expand_case): Do not call squeeze_notes.
9791 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9798 * c.opt (Wtype-limits): New.
9799 * doc/invoke.texi (Wtype-limits): Document it.
9800 (Wextra): Enabled by -Wextra.
9801 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9802 * c-common.c (shorten_compare): Warn with Wtype-limits.
9804 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9806 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9807 inlined function, not as a macro.
9808 (_mm_alignr_pi8): Ditto.
9809 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9810 (_mm_inserti_si64): Ditto.
9811 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9812 (_mm_extract_epi16): Ditto.
9813 (_mm_insert_epi16): Ditto.
9814 (_mm_shufflehi_epi16): Ditto.
9815 (_mm_shufflelo_epi16): Ditto.
9816 (_mm_shuffle_epi32): Ditto.
9817 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9818 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9820 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9822 (_m_to_float): Use C89 compatible assignment.
9824 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9827 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9829 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9832 * doc/invoke.texi (Wreturn-type): Complete description.
9833 (Wextra): Delete item about return-type warning.
9834 * c-decl.c: Delete redundant Wextra warning.
9836 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9840 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9841 inlined function, not as a macro.
9842 (_mm_prefetch): Ditto.
9844 (_mm_insert_pi16): Ditto.
9846 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9847 (_m_pshufw): Ditto. Add const to __N argument.
9848 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9849 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9850 (_mm_slli_epi32): Ditto.
9851 (_mm_srli_si128): Implement as always inlined function, not as a
9852 macro. Add __inline to function declaration.
9853 (_mm_slli_si128): Ditto.
9855 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9857 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9858 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9860 (struct fenv): New structure.
9861 (FP_HANDLE_EXCEPTIONS): New define.
9862 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9863 (_FP_DECL_EXP): New define.
9864 (FP_INIT_ROUNDMODE): New define.
9865 (FP_ROUNDMODE): New define.
9867 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9869 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9870 (Wconversion): Update description.
9871 (Wconversion-sign): New.
9872 * c.opt (Wconversion-sign): New.
9873 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9874 means disabled for C++. Otherwise, take the status of Wconversion.
9875 * c-common.c (conversion_warning): Warn with either Wconversion or
9877 (warnings_for_convert_and_check): Conditions are already checked by
9879 (convert_and_check): Don't check warnings if the conversion failed.
9881 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9882 Anatoly Sokolov <aesok@dol.ru>
9884 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9885 avr_epilogue_uses) : Add declaration.
9886 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9887 * config/avr/constraints.md (R): New constraint.
9888 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9889 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9890 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9891 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9892 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9893 call_prologue_saves, epilogue_restores, return_from_epilogue,
9894 return_from_main_epilogue, return_from_interrupt_epilogue,
9895 return_from_naked_epilogue, prologue, epilogue): New patterns.
9896 (jump): Handle symbol reference.
9897 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9898 avr_output_function_prologue, avr_output_function_epilogue): Remove
9900 (avr_init_machine_status, expand_prologue, expand_epilogue,
9901 avr_asm_function_end_prologue, avr_epilogue_uses,
9902 avr_asm_function_begin_epilogue): New functions.
9903 (prologue_size, epilogue_size, jump_tables_size): Remove global
9905 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9906 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9907 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9908 (avr_override_options): Initialise init_machine_status.
9909 (output_movhi): Handle all stack pointer loads.
9910 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9911 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9912 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9913 (EPILOGUE_USES) Redefine.
9914 (machine_function) Declare.
9916 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9918 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9919 Use a single return statement.
9921 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9924 * builtins.c (do_mpfr_lgamma_r): New.
9925 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9926 * tree.h (CASE_FLT_FN_REENT): New.
9928 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9930 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9931 (output_die): Use 'unsigned long' with %x.
9932 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
9933 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
9934 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
9936 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
9938 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
9943 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
9944 true if function has no argument.
9946 2007-05-18 DJ Delorie <dj@redhat.com>
9948 * config/mips/mips.c (mips_offset_within_alignment_p): New.
9949 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
9951 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9953 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
9954 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
9955 count_trailing_zeros.
9956 (__i386__): Implement count_leading_zeros using __builtin_clz().
9957 Implement count_trailing_zeros usign __builtin_ctz().
9959 2007-05-18 Richard Sandiford <richard@codesourcery.com>
9961 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
9963 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
9966 * expr.c (emit_move_change_mode): Change mode of push operands here.
9968 2007-05-17 Ian Lance Taylor <iant@google.com>
9970 PR tree-optimization/31953
9971 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
9973 (set_value_range_to_null): Call set_value_range_to_value.
9974 (extract_range_from_comparison): Likewise.
9976 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9978 * toplev.c (print_version): Output GMP/MPFR version info.
9980 * builtins.c (CASE_MATHFN_REENT): New macro.
9981 (mathfn_built_in): Use it.
9982 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
9983 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
9984 BUILT_IN_LGAMMAL_R): New.
9985 * doc/extend.texi: Document new builtins.
9988 * builtins.c (do_mpfr_remquo): New.
9989 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
9990 (fold_builtin_3): Handle BUILT_IN_REMQUO.
9993 * builtins.c (fold_builtin_1): Handle y0, y1.
9994 (fold_builtin_2): Handle yn.
9997 * builtins.c (do_mpfr_bessel_n): New.
9998 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
9999 (fold_builtin_2): Handle BUILT_IN_JN.
10001 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10004 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10005 TYPE_PRECISION (intmax_type_node).
10007 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10010 * reload.c (subst_reloads): Remove checking.
10012 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10014 PR rtl-optimization/31691
10015 * combine.c (simplify_set): Build a new src pattern instead of
10016 substituting its operands in the COMPARE case.
10018 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10020 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10021 (execute_vrp): Preserve loops through jump threading.
10022 * tree-ssa-threadupdate.c (thread_single_edge,
10023 dbds_continue_enumeration_p, determine_bb_domination_status,
10024 thread_through_loop_header): New functions.
10025 (create_edge_and_update_destination_phis,
10026 create_edge_and_update_destination_phis): Set loops for the new blocks.
10027 (prune_undesirable_thread_requests): Removed.
10028 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10030 (thread_block): Do not call prune_undesirable_thread_requests.
10032 (mark_threaded_blocks): Select edges to thread here.
10033 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10034 Thread edges through loop headers independently.
10035 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10036 * tree-pass.h (TODO_mark_first_instance): New.
10037 (first_pass_instance): Declare.
10038 * cfghooks.c (duplicate_block): Put the block to the original loop
10039 if copy is not specified.
10040 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10041 jump threading. Pass may_peel_loop_headers to
10042 thread_through_all_blocks according to first_pass_instance.
10043 * cfgloop.h (create_preheader): Declare.
10044 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10045 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10046 * passes.c (first_pass_instance): New variable.
10047 (next_pass_1): Set TODO_mark_first_instance.
10048 (execute_todo): Set first_pass_instance.
10050 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10052 PR tree-optimization/24659
10053 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10054 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10055 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10056 OTI_vec_pack_ufix_trunc.
10057 (vec_unpacks_float_hi_optab): Define new macro.
10058 (vec_unpacks_float_lo_optab): Ditto.
10059 (vec_unpacku_float_hi_optab): Ditto.
10060 (vec_unpacku_float_lo_optab): Ditto.
10061 (vec_pack_sfix_trunc_optab): Ditto.
10062 (vec_pack_ufix_trunc_optab): Ditto.
10063 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10064 and vec_pack_[s|u]fix_trunc_optab using
10065 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10066 * tree-vectorizer.c (supportable_widening_operation): Handle
10067 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10068 (supportable_narrowing_operation): New function.
10069 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10070 * tree-vect-transform.c (vectorizable_conversion): Handle
10071 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10072 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10073 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10074 to check for target support.
10075 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10076 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10077 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10078 for VEC_PACK_FIX_TRUNC_EXPR.
10079 (expand_binop): Special case mode of the result for
10080 vec_pack_[u|s]fix_trunc_optab.
10081 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10082 vec_pack_[u|s]fix_trunc_optab.
10084 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10085 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10086 * tree-pretty-print.c (dump_generic_node): Handle
10087 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10088 VEC_PACK_FIX_TRUNC_EXPR.
10090 * expr.c (expand_expr_real_1): Ditto.
10091 * tree-inline.c (estimate_num_insns_1): Ditto.
10092 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10094 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10095 (vec_unpacks_float_lo_v8hi): Ditto.
10096 (vec_unpacku_float_hi_v8hi): Ditto.
10097 (vec_unpacku_float_lo_v8hi): Ditto.
10098 (vec_unpacks_float_hi_v4si): Ditto.
10099 (vec_unpacks_float_lo_v4si): Ditto.
10100 (vec_pack_sfix_trunc_v2df): Ditto.
10102 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10104 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10105 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10106 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10107 [vec_pack_ufix_trunc]: Ditto.
10108 [vec_unpacks_float_hi]: Ditto.
10109 [vec_unpacks_float_lo]: Ditto.
10110 [vec_unpacku_float_hi]: Ditto.
10111 [vec_unpacku_float_lo]: Ditto.
10113 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10115 * soft-fp/README: Update for new files.
10116 * soft-fp/floattisf.c: New file.
10117 * soft-fp/floattidf.c: New file.
10118 * soft-fp/floattitf.c: New file.
10119 * soft-fp/floatuntisf.c: New file.
10120 * soft-fp/floatuntidf.c: New file.
10121 * soft-fp/floatuntitf.c: New file.
10122 * soft-fp/fixsfti.c: New file.
10123 * soft-fp/fixdfti.c: New file.
10124 * soft-fp/fixtfti.c: New file.
10125 * soft-fp/fixunssfti.c: New file.
10126 * soft-fp/fixunsdfti.c: New file.
10127 * soft-fp/fixunstfti.c: New file.
10128 * soft-fp/extendxftf.c: New file.
10129 * soft-fp/trunctfxf.c: New file.
10131 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10132 (__trunctfxf2): Ditto.
10134 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10135 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10136 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10137 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10138 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10139 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10141 * config/i386/t-fprules-softfp64: New file.
10142 * config/i386/sfp-machine.h: New file.
10143 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10144 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10145 and soft-fp/t-softfp to tmake_file.
10146 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10147 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10149 * config/i386/t-linux64 (softfp_wrap_start): New.
10150 (softfp_wrap_end): New.
10151 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10152 supported for TARGET_64BIT.
10154 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10156 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10157 c_common_unsigned_type behavior.
10159 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10161 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10164 2007-05-16 Eric Christopher <echristo@apple.com>
10166 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10167 saving after stack push. Set sp_offset whenever we push.
10168 (rs6000_emit_epilogue): Move altivec register restore before
10171 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10173 * configure.ac: Allow sysroots to be relocated under $prefix as
10174 well as $exec_prefix.
10175 * configure: Regenerate.
10177 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10181 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10183 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10184 (gcc_tooldir): Likewise.
10185 * configure: Regenerate.
10186 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10187 old configure.ac gcc_tooldir setting.
10188 (prefix_to_exec_prefix): New variable.
10189 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10190 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10192 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10194 * c-typeck.c (build_binary_op): Return early for error.
10196 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10198 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10199 struct nb_iter_bound.
10200 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10201 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10202 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10203 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10204 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10205 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10206 (del_scev_info): Use ggc_free.
10207 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10208 * loop-init.c: Include ggc.h.
10209 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10210 (loop_optimizer_finalize): Use ggc_free.
10211 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10212 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10213 pass_iv_optimize): Add TODO_ggc_collect.
10214 * function.h (struct function): Remove skip marker from
10216 * cfgloop.c: Include ggc.h.
10217 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10219 (establish_preds): Vector superloops is gc allocated.
10220 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10222 (flow_loops_find): Vector larray is gc allocated.
10223 (loop_exit_free): Use ggc_free.
10224 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10225 that head of exits list is now not a part of struct loop.
10226 (record_loop_exits): Allocate exits table in gc memory.
10227 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10228 that head of exits list is now not a part of struct loop.
10229 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10230 struct loop_exit): Add GTY marker.
10231 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10232 Add skip marker to aux field. Make head of exits list a separate
10234 (struct loops): Add GTY marker. Make larray vector gc allocated.
10235 Add param marker to exits table.
10236 (get_loops): Type changed.
10237 * Makefile.in (tree-scalar-evolution.o): Add
10238 gt-tree-scalar-evolution.h dependency.
10239 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10240 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10241 * basic-block.h (struct basic_block_def): Remove skip marker from
10244 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10246 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10247 of 0 in the call to expand_expr().
10248 (expand_builtin_mathfn_3): Ditto.
10249 (expand_builtin_interclass_mathfn): Ditto.
10250 (expand_builtin_cexpi): Ditto.
10251 (expand_builtin_int_roundingfn): Ditto.
10252 (expand_builtin_int_roundingfn_2): Ditto.
10253 (expand_builtin_pow): Ditto.
10254 (expand_builtin_powi): Ditto.
10255 (expand_builtin_bswap): Ditto.
10256 (expand_builtin_unop): Ditto.
10257 (expand_builtin_fabs): Ditto.
10258 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10259 the call to expand_expr().
10260 (expand_builtin_sync_operation): Ditto.
10261 (expand_builtin_compare_and_swap): Ditto.
10262 (expand_builtin_lock_test_and_set): Ditto.
10263 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10264 instead of 0 in the call to expand_expr().
10265 (expand_builtin_extract_return_addr): Ditto.
10266 (expand_builtin_eh_return): Ditto.
10267 (expand_eh_return): Ditto.
10268 * explow.c (expr_size): Ditto.
10269 * expr.c (optimize_bitfield_assignment_op): Ditto.
10270 (expand_assignement): Ditto.
10271 (store_expr): Ditto.
10272 (store_field): Ditto.
10273 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10274 the call to expand_expr().
10275 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10276 in the call to expand_expr().
10277 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10278 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10279 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10281 * optabs.c (expand_vec_shift_expr): Ditto.
10282 (expand_vec_cond_expr): Ditto.
10283 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10284 call to expand_expr().
10285 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10286 in the call to expand_expr().
10288 2007-05-14 Dave Korn <dave.korn@artimi.com>
10290 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10292 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10294 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10295 instead of c_common_unsigned_type.
10296 (c_common_unsigned_type): Remove.
10297 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10298 c_common_unsigned_type.
10299 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10300 c_common_unsigned_type.
10301 * c-common.h (c_common_unsigned_type): Remove.
10302 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10303 c_common_unsigned_type.
10304 * c-format.c (check_format_types): Use unsigned_type_for instead of
10305 c_common_unsigned_type.
10306 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10307 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10308 of c_common_unsigned_type.
10309 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10310 lang_hooks.types.unsigned_type.
10311 * expmed.c (make_tree): Use unsigned_type_for instead of
10312 lang_hooks.types.unsigned_type.
10313 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10314 lang_hooks.types.unsigned_type.
10315 (build_range_check): Likewise.
10316 (fold_unary): Likewise.
10317 (fold_binary): Likewise.
10318 (fold_ternary): Likewise.
10319 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10320 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10321 * tree.c (get_unsigned_type): New.
10322 (unsigned_type_for): Use get_unsigned_type instead of
10323 lang_hooks.types.unsigned_type.
10325 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10327 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10328 to m68k_get_function_kind. Update its prototype.
10329 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10331 (m68k_interrupt_function_p): Return enum m68k_function_type
10332 instead of bool. Rename to m68k_get_function_kind.
10333 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10334 target is not fido.
10335 (m68k_compute_frame_layout): Don't mark any register for save
10336 if an interrupt_thread attribute is specified.
10337 (m68k_hard_regno_rename_ok): Update a use of
10338 m68k_interrupt_function_p.
10339 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10340 m68k_interrupt_function_p.
10341 (m68k_function_type): New.
10342 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10343 for a function with an interrupt_thread attribute.
10344 * doc/extend.texi: Document the interrupt_thread attribute.
10346 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10348 Fix PR tree-optimization/31911
10349 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10350 if they didn't change the expression.
10352 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10354 * tree-scalar-evolution.c (resolve_mixers): Exported.
10355 * tree-scalar-evolution.h (resolve_mixers): Declare.
10356 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10357 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10358 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10359 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10360 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10361 strip_conversion, analyze_offset_expr, address_analysis,
10362 object_analysis, analyze_offset): Removed.
10363 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10364 split_constant_offset, canonicalize_base_object_address,
10365 object_address_invariant_in_loop_p, disjoint_objects_p,
10366 dr_may_alias_p, dr_address_invariant_p): New functions.
10367 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10368 and dr_analyze_alias.
10369 (initialize_data_dependence_relation): Use dr_may_alias_p
10370 and object_address_invariant_in_loop_p.
10371 (compute_self_dependence): Handle the case when
10372 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10373 (find_data_references_in_stmt): Restrict the analysis of data
10374 references to the given loop nest.
10375 (find_data_references_in_loop): Made static. Pass loop nest to
10376 find_data_references_in_stmt.
10377 (compute_data_dependences_for_loop): Use DR_VOPS.
10378 (free_data_ref): Free DR_VOPS.
10379 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10380 (struct innermost_loop_behavior): ... new.
10381 (struct base_object_info): Replaced by ...
10382 (struct indices): ... new.
10383 (struct dr_alias): New.
10384 (enum data_ref_type): Removed.
10385 (struct data_reference): Consist of struct innermost_loop_behavior,
10386 struct indices and struct dr_alias.
10387 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10388 (DR_MEMTAG): Renamed to ...
10389 (DR_SYMBOL_TAG): ... this.
10390 (find_data_references_in_loop): Declaration removed.
10391 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10392 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10393 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10394 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10396 2007-05-13 Revital Eres <eres@il.ibm.com>
10398 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10399 which walks virtual def-use chains to find redundant stores.
10400 (dse_optimize_stmt): Call it.
10402 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10404 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10405 * passes.c (init_optimization_passes): Move pass_jump_bypass
10408 * basic-block.h (bb_has_eh_pred): Fix style issue.
10410 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10412 PR rtl-optimization/31848
10413 * loop-invariant.c (move_invariant_reg): If we move an insn
10414 with a REG_EQUAL note, and that insn is not always executed,
10415 remove the REG_EQUAL note.
10417 2007-05-12 Richard Guenther <rguenther@suse.de>
10419 PR tree-optimization/31797
10420 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10421 propagate into a stmt that has volatile ops.
10423 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10425 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10426 (gcc_tooldir): Likewise.
10427 * configure: Regenerate.
10428 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10429 old configure.ac gcc_tooldir setting.
10430 (prefix_to_exec_prefix): New variable.
10431 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10432 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10434 2007-05-11 Silvius Rus <rus@google.com>
10436 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10437 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10438 * c-common.h (strict_aliasing_warning): Change return type.
10439 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10440 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10441 (build_c_cast): Condition call to strict_aliasing_warning.
10442 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10443 * flags.h (set_Wstrict_aliasing): Declare.
10444 * opts.c (set_Wstrict_alising): Define, add call to.
10445 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10446 * tree-ssa-alias-warnings.c: New file.
10447 * tree-ssa-alias.c (compute_may_aliases): Add call to
10448 strict_aliasing_warning_backend.
10450 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10452 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10453 Use loop_depth and loop_outer accessor functions.
10454 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10455 determine_invariantness_stmt, move_computations_stmt): Ditto.
10456 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10457 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10458 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10459 * tree-scalar-evolution.c (interpret_loop_phi,
10460 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10461 instantiate_parameters_1, scev_const_prop): Ditto.
10462 * cfghooks.c (make_forwarder_block): Ditto.
10463 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10464 * modulo-sched.c (loop_canon_p): Ditto.
10465 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10466 slpeel_can_duplicate_loop_p): Ditto.
10467 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10468 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10469 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10470 cancel_loop, verify_loop_structure): Ditto.
10471 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10472 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10473 superloops vector instead of "pred" array.
10474 (establish_preds): Take father loop as an argument. Initialize the
10476 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10477 Do not initialize loop->outer.
10478 (flow_loop_tree_node_remove): Truncate the superloops vector.
10479 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10480 "pred" merged to "superloops" vector.
10481 (loop_depth, loop_outer): New.
10482 (fel_init): Use loop_outer.
10484 2007-05-11 Jan Hubicka <jh@suse.cz>
10486 * cgraphunit.c: Include gt-cgraphunit.h
10487 (static_ctors, static_dtors): New static vars.
10488 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10489 based on implementation in c-common.c
10490 (cgraph_finalize_function): Call record_cdtor_fn.
10491 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10492 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10493 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10494 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10495 build_cdtor, c_build_cdtor_fns): Remove.
10496 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10497 c_build_cdtor_fns): Remove prototype.
10499 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10502 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10503 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10504 * builtins.c (fold_builtin_memchr): New.
10505 (expand_builtin_memchr): Call the latter.
10506 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10507 * doc/extend.texi ([Other built-in functions provided by GCC]):
10510 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10512 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10513 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10514 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10515 PFPO_OP1_TYPE_SHIFT): Constants added.
10516 (DFP_ALL): Mode macro defined.
10517 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10518 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10519 Insn definitions added.
10520 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10521 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10524 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10526 PR tree-optimization/31885
10527 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10528 NULL_TREE to be undetermined.
10529 (automatically_generated_chrec_p): Return false for NULL.
10531 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10533 * config/bfin/bfin.h (MOVE_RATIO): Define.
10535 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10537 * config.gcc (sparc-wrs-vxworks): New target.
10538 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10539 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10540 * config/sparc/sparc.h: Include vxworks-dummy.h.
10541 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10542 include LABEL_REFs too.
10543 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10544 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10546 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10548 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10549 (sparc_emit_call_insn): New function.
10550 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10551 functions when generating VxWorks PIC.
10552 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10553 (call, call_value): Use sparc_emit_call_insn instead of
10556 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10558 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10560 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10562 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10563 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10564 split_double instead of operand_subword.
10566 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10568 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10569 * config/bfin/bfin.c (bfin_local_alignment): New function.
10570 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10572 2007-05-08 Chao-ying Fu <fu@mips.com>
10574 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10575 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10576 (smsub_widen_optab, umsub_widen_optab): Define.
10577 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10579 * genopinit.c (optabs): Fill in smsub_widen_optab and
10581 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10582 and umsub_widen_optab to implement multiply-subtract sequences.
10583 * config/mips/mips.md (*msac<u>_di): Rename to...
10584 (<u>msubsidi4): ...this. Extend condition to include
10585 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10586 of operand 0 to "ka" and use the three-operand form of msub<u>
10588 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10591 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10593 PR rtl-optimization/28011
10594 * reload.c (push_reload): Set dont_share if IN appears in OUT
10595 also when IN is a PLUS rtx.
10596 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10599 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10601 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10602 call unshare_all_decls.
10603 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10604 (unshare_all_decls): Remove.
10606 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10609 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10612 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10613 Nigel Stephens <nigel@mips.com>
10615 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10616 Update comments and all uses.
10617 (MIN_FPRS_PER_FMT): Define.
10618 * config/mips/mips.c (function_arg): Fix to correctly handle
10619 the -mips32r2 -mfp64 -mabi=32 case.
10620 (override_options): Enable use of odd-numbered registers for
10621 SFmode values on MIPS32.
10622 (mips_save_reg_p): Save whole floating-point register pair if
10623 either half is used.
10624 (compute_frame_size): Fix comment.
10626 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10628 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10629 argument of type bool.
10630 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10631 argument. Safely select temporary P register according to it.
10632 (do_link): Change call site of add_to_reg accordingly.
10633 (do_unlink): Add epilogue_p as a fourth argument and pass it
10635 (expand_interrupt_handler_epilogue): Change call of do_unlink
10637 (bfin_expand_prologue): Add a third argument sibcall_p.
10638 * config/bfin/bfin.md (epilogue): Change call of
10639 bfin_expand_epilogue accordingly.
10640 (sibcall_epilogue): Likewise.
10641 (eh_return_internal): Likewise.
10643 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10644 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10645 * config/bfin/bfin.c (bfin_handle_option): Handle
10646 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10647 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10648 Support bf534, bf536 and bf561.
10649 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10651 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10654 * config/i386/i386.c (ix86_function_regparm): Process local
10655 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10657 2007-05-07 Mike Stump <mrs@apple.com>
10659 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10660 also checks for and while statements in C++.
10662 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10664 * gcc.c (at_file_supplied): New variable.
10665 (main): Set it if we expanded argv.
10666 (do_spec_1): Pass an @-file to the linker if we were called with
10667 an @-file argument and HAVE_GNU_LD.
10668 * collect2.c (at_file_supplied): New variable.
10669 (response_file): New variable.
10670 (collect_exit): Unlink response_file if necessary.
10671 (handler): Likewise.
10672 (do_wait): Likewise.
10673 (main): Set at_file_supplied if we expanded argv.
10674 (collect_execute): Pass an @-file to subprocesses if we were called
10675 with an @-file argument.
10676 * configure.ac: Add define for HAVE_GNU_LD.
10677 * configure: Regenerate.
10678 * config.in: Regenerate.
10680 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10682 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10683 operand to HI mode.
10688 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10690 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10691 (TARGET_ENCODE_SECTION_INFO): Re-define.
10692 (m32c_encode_section_info): New
10693 (function_vector_handler): New
10694 (current_function_special_page_vector): New
10695 (m32c_special_page_vector_p): New.
10696 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10698 * config/m32c/jump.md: Added instruction JSRS for functions
10699 with attribute "function_vector".
10700 * doc/extend.texi (function_vector): Added description
10701 for M16C, M32C targets.
10703 2007-05-07 DJ Delorie <dj@redhat.com>
10706 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10707 ashrpsi3, lshrpsi3): Update shift count constraint.
10709 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10710 Nathan Froyd <froydnj@codesourcery.com>
10713 * c-incpath.c (add_path): Strip trailing path separators.
10715 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10717 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10718 Free dominance info before purging EH edges.
10719 (eliminate_degenerate_phis): Likewise.
10720 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10722 2007-05-07 Jan Hubicka <jh@suse.cz>
10724 * gimplify.c (gimplify_expr): Do not crash when folding
10725 (void *)(int)&a + 4.
10727 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10730 * c-opts.c (lang_fortran): Make it non static.
10731 * c-common.h (lang_fortran): New prototype.
10732 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10733 -lang-fortran option was passed by the driver.
10735 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10737 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10738 of ASSERT_CHECKING. Tweak message.
10740 2007-05-06 Revital Eres <eres@il.ibm.com>
10743 * loop-unroll.c (insert_var_expansion_initialization):
10744 Initialize the expansions with -zero instead of +zero.
10746 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10748 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10749 into pic and non-pic versions. Mark r19 as used for
10750 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10751 for tgd_load, tld_load and tie_load .
10752 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10753 version of tgd_load, tld_load and tie_load depending on the
10756 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10757 Jakub Jelinek <jakub@redhat.com>
10759 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10760 (__do_global_dtors_aux): Use more paranoid loop to run
10761 destructors if HIDDEN_DTOR_LIST_END.
10762 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10764 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10766 * varasm.c (align_variable): Don't increase alignment for
10767 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10768 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10770 2007-05-04 Josh Conner <jconner@apple.com>
10772 * basic-block.h (cdi_direction): Assign values to all enumeration
10774 (dom_computed): Remove.
10775 (dom_info_state): New.
10776 (set_dom_info_availability): New.
10777 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10778 walk_data.dom_direction.
10779 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10780 instead of dom_computed[].
10781 (split_edge): Likewise.
10782 (create_basic_block): Likewise.
10783 (merge_blocks): Likewise.
10784 * ifcvt.c (find_if_header): Likewise.
10785 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10786 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10787 * tree-ssa.c (verify_ssa): Likewise.
10788 * tree-cfg.c (tree_verify_flow_info): Likewise.
10789 (remove_edge_and_dominated_blocks): Likewise.
10790 * dominance.c (dom_computed): Make static.
10791 (calc_dfs_tree_nonrec): Change third param to a bool.
10792 (calc_dfs_tree): Change second param to a bool.
10793 (calc_idioms): Change second param to a bool. Use
10794 dom_convert_dir_to_idx.
10795 (init_dom_info): Validate dir before using.
10796 (dom_convert_dir_to_idx): New.
10797 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10798 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10799 (free_dominance_info): Use dom_convert_dir_to_idx.
10800 (get_immediate_dominator): Likewise.
10801 (set_immediate_dominator): Likewise.
10802 (get_dominated_by): Likewise.
10803 (redirect_immediate_dominators): Likewise.
10804 (nearest_common_denominator): Likewise.
10805 (dominated_by_p): Likewise.
10806 (bb_dom_dfs_in): Likewise.
10807 (bb_dom_dfs_out): Likewise.
10808 (recount_dominator): Likewise.
10809 (iterate_fix_dominators): Likewise.
10810 (add_to_dominance_info): Likewise.
10811 (delete_from_dominance_info): Likewise.
10812 (first_dom_son): Likewise.
10813 (next_dom_son): Likewise.
10814 (dom_info_available_p): Likewise.
10815 (dom_info_state): New.
10816 (set_dom_info_availability): New.
10818 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10820 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10822 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10824 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10826 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10827 (subdi3, subdi_carry): Delete.
10829 2007-05-04 Jan Hubicka <jh@suse.cz>
10830 Richard Guenther <rguenther@suse.de>
10832 * opts.c (decode_options): Do not fiddle with inlining
10833 parameters in case of optimizing for size.
10834 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10835 for size do nothing.
10836 (cgraph_decide_inlining_of_small_function): When optimizing for
10837 size never inline functions increasing caller size.
10838 (cgraph_early_inlining): Inline for size when optimizing for size.
10840 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10842 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10843 logical operations piecewise.
10844 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10845 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10846 subdi_sesidi_di): Delete.
10847 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10848 the generated sequence. Allow three-reg add in constraints. Rewrite
10849 the rtl expression for carry to avoid zero_extend of a constant.
10850 (sub_with_carry): New pattern.
10851 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10852 different sequence not involving jumps.
10853 (notbi): Now a named pattern.
10855 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10857 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10858 Add the note about a significant loss of accuracy of some
10859 mathematical routines when these options are used.
10861 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10863 * haifa-sched.c (rtx_vec_t): New typedef.
10864 (contributes_to_priority_p): Extract piece of priority () into new
10866 (priority): Use the function. Add assertion.
10867 (rank_for_schedule, set_priorities): Add assertion to check that
10868 insn's priority is initialized.
10869 (clear_priorities, calc_priorities): Change signature. Make it update
10870 all relevant insns. Update all callers ('add_to_speculative_block ()'
10871 and 'create_block_check_twin ()').
10872 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10873 Add new field 'priority_status'.
10874 (INSN_PRIORITY_STATUS): New macro.
10875 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10877 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10879 * sched-ebb.c (debug_ebb_dependencies): New static function.
10880 (init_ready_list): Use it.
10882 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10883 with changed signature and 'debug_rgn_dependencies ()'.
10884 (debug_rgn_dependencies): New static function.
10885 (init_ready_list): Use it.
10887 * sched-int.h (debug_dependencies): Declare.
10889 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10891 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10893 2007-05-04 Dirk Mueller <dmueller@suse.de>
10895 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10897 2007-05-03 Jan Hubicka <jh@suse.cz>
10899 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10900 ((T1)X op (T1)Y), for pointer type in more cases than before.
10902 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10904 * tree-object-size.c (plus_expr_object_size): When operand size is
10905 unknown, return unknown.
10907 2007-05-03 Dirk Mueller <dmueller@suse.de>
10909 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10911 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10914 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10916 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10918 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10920 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10922 * config/soft-fp/double.h, config/soft-fp/extended.h,
10923 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10924 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10925 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10926 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10929 2007-05-03 Ian Lance Taylor <iant@google.com>
10931 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
10932 MASK_PPC_GFXOPT for 8540 or 8548.
10934 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10936 * tree-vect-transform.c (vect_update_inits_of_drs): Use
10937 vect_print_dump_info() to output debug information.
10939 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
10942 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
10943 operands of size 2 when operand is not MEM_P.
10945 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10947 PR tree-optimization/30565
10948 * lambda-code.c (perfect_nestify): Fix updating of dominators.
10950 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
10952 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
10953 (umulsi3_highpart): Use them.
10954 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
10955 for final accumulator to D regisster tranfser.
10957 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
10959 PR tree-optimization/31699
10960 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
10962 (vect_enhance_data_refs_alignment): Compute peel amount using
10963 TYPE_VECTOR_SUBPARTS instead of vf.
10964 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
10966 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
10969 * system.h: Remove inclusion of double-int.h
10970 * tree.h: Include double-int.h
10971 * gengtype.c: Likewise
10972 * cfgloop.h: Likewise
10973 * Makefile.in: Adjust dependencies on double-int.h
10975 2007-05-02 Eric Christopher <echristo@apple.com>
10977 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
10978 -shared to -Zdynamiclib.
10980 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
10983 * c-common.c (strip_pointer_or_array_types): New function.
10984 * c-common.h (strip_pointer_or_array_types): New function declaration.
10986 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
10988 PR tree-optimization/31771
10989 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
10991 2007-05-02 Paul Brook <paul@codesourcery.com>
10993 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
10995 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10997 PR middle-end/29715
10998 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11001 2007-05-02 Nick Clifton <nickc@redhat.com>
11003 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11005 2007-05-02 Richard Guenther <rguenther@suse.de>
11007 PR tree-optimization/31146
11008 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11009 argument, single_use_p. If we have a single use that is
11010 a conversion to the definition rhs type, propagate that rhs.
11011 (forward_propagate_addr_expr): Pass single_use_p argument
11012 to forward_propagate_addr_expr_1.
11014 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11016 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11019 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11021 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11022 'AMD Family 10 core'.
11024 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11026 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11027 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11028 with SSE3 instruction set support.
11029 * doc/invoke.texi: Likewise.
11031 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11033 * config/i386/i386.c (override_options): Tuning 32-byte loop
11034 alignment for amdfam10 architecture. Increasing the max loop
11035 alignment to 24 bytes.
11037 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11039 * config/m68k/constraints.md: New.
11040 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11041 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11042 EXTRA_CONSTRAINT): Remove.
11043 * config/m68k/m68k.md: Include constraints.md.
11044 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11046 2007-05-01 Ian Lance Taylor <iant@google.com>
11048 PR tree-optimization/31739
11049 * tree-vrp.c (vrp_val_is_max): New static function.
11050 (vrp_val_is_min): New static function.
11051 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11053 (set_value_range): Use vrp_val_is_{max,min}.
11054 (extract_range_from_assert): Likewise.
11055 (extract_range_from_binary_expr): Likewise.
11056 (extract_range_from_unary_expr): Likewise.
11057 (dump_value_range, vrp_meet): Likewise.
11058 (vrp_visit_phi_node): Likewise.
11059 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11061 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11063 * config/i386/gmon-sol2.c (size_t): New type.
11064 (intptr_t): Likewise.
11065 (s_textsize): Declare as size_t.
11067 (monstartup): Use size_t for sizes.
11068 (_mcount): Save and restore registers.
11069 (internal_mcount): Pass 0 as the first argument to monstartup
11071 (moncontrol): Convert pointer to appropriately sized integer
11072 before passing to profil.
11074 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11076 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11077 __NO_FPRS__, not just if _SOFT_DOUBLE.
11078 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11079 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11080 also for E500 double.
11081 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11082 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11085 2007-05-01 Richard Guenther <rguenther@suse.de>
11087 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11090 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11092 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11094 2007-05-01 Jan Hubicka <jh@suse.cz>
11096 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11099 2007-05-01 Jan Hubicka <jh@suse.cz>
11101 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11102 (maybe_fold_offset_to_reference): Declare.
11103 * fold-const.c (fold_unary): Do not fold
11104 (type *)&A into &A->field_of_type_and_offset_0
11105 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11106 size is unknown, give up.
11107 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11109 (maybe_fold_offset_to_reference): New.
11110 (maybe_fold_stmt_indirect): Use it.
11111 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11112 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11114 (gimplify_expr): Likewise for plus_expr.
11116 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11118 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11119 bsi_after_labels. Always insert statements before bsi.
11120 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11121 * predict.c (apply_return_prediction): Check for empty blocks.
11122 * cfgexpand.c (lab_rtx_for_bb): New variable.
11123 (label_rtx_for_bb): Do not create new tree labels.
11124 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11125 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11126 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11128 (label_for_bb): Add field used.
11129 (update_eh_label, main_block_label): Mark the label used.
11130 (cleanup_dead_labels): Remove unused labels.
11132 2007-05-01 Richard Guenther <rguenther@suse.de>
11134 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11135 if it is not about to be set.
11136 (get_value_range): Do not pre-allocate equiv bitmap.
11137 (update_value_range): No need to clear equiv field.
11138 (add_equivalence): Change prototype to get bitmap pointer.
11139 Allocate bitmap here if it is not already.
11140 (extract_range_from_assert): Do not allocate bitmap here.
11141 Update callers to add_equivalence.
11142 (extract_range_from_ssa_name): Likewise.
11143 (get_vr_for_comparison): New static helper.
11144 (compare_name_with_value): Handle NULL equiv bitmap by
11145 peeling the first iteration of the comparison loop.
11146 Use get_vr_for_comparison.
11147 (compare_names): Handle NULL equiv bitmaps by using fake
11148 ones. Use get_vr_for_comparison.
11150 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11152 * double-int.c (mpz_set_double_int): Moved from
11153 tree-ssa-loop-niter.c.
11154 (mpz_get_double_int): Likewise; also, add option to wrap
11155 out-of-range integers.
11156 * double-int.h: New prototypes for above.
11157 * tree.c (get_static_type_bounds): Moved from
11158 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11159 TYPE_MAX_VALUE if they exist..
11160 * tree.h: New prototype for above.
11161 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11162 get_type_bounds calls.
11163 (mpz_set_double_int): Move to double-int.c.
11164 (get_type_bounds): Move to tree.c, rename to
11165 get_static_type_bounds.
11166 (mpz_to_double_int): Move to double-int.c, rename to
11167 mpz_get_double_int.
11169 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11171 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11172 DIV0 exception can fall through to a normal return.
11174 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11176 PR middle-end/22156
11177 Temporarily revert:
11178 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11179 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11180 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11181 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11182 initialize align to silence bogus warning.
11183 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11184 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11186 (struct sra_walk_fns): Remove use_all parameter from use.
11187 (sra_hash_tree): Handle BIT_FIELD_REFs.
11188 (sra_elt_hash): Don't hash bitfld blocks.
11189 (sra_elt_eq): Skip them in parent compares as well. Handle
11191 (sra_walk_expr): Don't maintain or pass down use_all_p.
11192 (scan_use): Remove use_all parameter.
11193 (scalarize_use): Likewise. Re-expand assignment to
11194 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11195 output, and re-scalarize after output. Don't mark anything
11197 (scalarize_ldst): Adjust.
11198 (scalarize_walk_gimple_modify_statement): Likewise.
11199 (build_element_name_1): Handle BIT_FIELD_REFs.
11200 (instantiate_element): Don't warn for any element whose parent
11201 is used as a whole.
11202 (instantiate_missing_elements_1): Return the sra_elt.
11203 (canon_type_for_field): New.
11204 (try_instantiate_multiple_fields): New.
11205 (instantiate_missing_elemnts): Use them.
11206 (mark_no_warning): Removed.
11207 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11208 (REPLDUP, sra_build_elt_assignment): New.
11209 (generate_copy_inout): Use them.
11210 (generate_element_copy): Likewise. Handle bitfld differences.
11211 (generate_element_zero): Don't recurse for blocks. Use
11212 sra_build_elt_assignment.
11213 (generate_one_element_int): Take elt instead of var. Use
11214 sra_build_elt_assignment.
11215 (generate_element_init_1): Adjust.
11216 (scalarize_use, scalarize_copy): Use REPLDUP.
11217 (scalarize_ldst): Move assert before dereference.
11218 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11220 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11223 * tree.c (reconstruct_complex_type): Reconstruct a reference
11225 Also use the same mode for the pointer as the old pointer type.
11227 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11229 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11232 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11234 PR rtl-optimization/31676
11235 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11236 (df_refs_record): Call it.
11238 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11240 * rtl.def (SS_ABS): New code.
11241 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11242 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11243 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11244 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11245 (bfin_init_builtins): Define them.
11246 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11247 (bfin_expand_builtin): ... and handle the others here.
11248 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11249 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11250 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11251 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11252 operand is only HImode.
11254 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11256 * regclass.c (scan_one_insn): Remove splitting of
11259 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11260 Nigel Stephens <nigel@mips.com>
11262 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11264 2007-04-28 Jan Hubicka <jh@suse.cz>
11266 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11267 insn_locators_alloc instead of insn_locators_initialize;
11268 call reset_block_changes.
11269 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11270 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11271 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11272 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11273 * config/score/score.c (th_output_mi_thunk): Likewise.
11274 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11275 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11276 tolerate uninitialized locator info.
11279 * function.c (init_function_start): Don't init line number info.
11280 (expand_function_end): Update.
11281 (reset_block_changes, record_block_change, finalize_block_changes,
11282 check_block_change, free_block_changes): Kill.
11283 * function.h (reset_block_changes, record_block_change,
11284 finalize_block_changes, check_block_change, free_block_changes):
11286 (struct function): Remove ib_boundaries_block.
11287 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11288 Use curr_insn_locator to initialize locator.
11289 (emit_line_note): Remove.
11290 * cfgexpand.c (expand_gimple_cond_expr): Update.
11291 (construct_exit_block): Likewise.
11292 (tree_expand_cfg): Initialize/finalize locators.
11293 * expr.c (expand_expr_real): Update.
11294 * cfglayout.c (line_locators_locs, line_locators_lines,
11295 file_locators_locs, file_locators_files): Remove.
11296 (set_block_levels): Move to cfgexpand.c.
11297 (insn_locators_initialize): Remove.
11298 (pass_insn_locators_initialize): Remove.
11299 (locations_locators_locs, locations_locators_vals): New static vars.
11300 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11302 (insn_locators_alloc, insn_locators_finalize,
11303 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11305 (locator_location): New.
11306 (locator_line, locator_file): Rewrite.
11307 * rtl.h (emit_line_note): Kill.
11308 (insn_locators_alloc, insn_locators_finalize,
11309 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11311 * tree-inline.c (initialize_cfun): Do not initialize
11312 ib_boundaries_block.
11313 * passes.c (pass_insn_locators_initialize): Remove.
11315 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11317 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11318 info. Update last_basic_block correctly.
11320 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11323 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11324 register itself to hold the offset constant. Tell flow the use
11325 of r4 and r5 when they are used.
11327 2007-04-27 Richard Guenther <rguenther@suse.de>
11329 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11330 if we simplified anything.
11331 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11332 warnings until we did a simplification and the stmt was not
11333 marked as TREE_NO_WARNING.
11335 2007-04-27 Mike Stump <mrs@apple.com>
11337 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11339 2007-04-27 Ian Lance Taylor <iant@google.com>
11341 PR middle-end/31710
11342 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11343 TYPE_MAX_VALUE exist, convert them to the new type.
11345 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11347 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11348 if it claims to be available.
11349 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11350 edge is redirected.
11351 (perform_tree_ssa_dce): Always free postdominators.
11353 2007-04-27 Richard Henderson <rth@redhat.com>
11355 * config/alpha/predicates.md (aligned_memory_operand): Mark
11356 as define_special_predicate.
11357 (unaligned_memory_operand, normal_memory_operand): Likewise.
11358 (reg_or_unaligned_mem_operand): Remove.
11359 (any_memory_operand): Match the documentation and check for
11360 non-renumbered pseudos during reload.
11361 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11362 alpha_secondary_reload_class, update to new interface, make static.
11363 Handle CQImode like HImode. Remove FP subreg check.
11364 (alpha_expand_mov): Use replace_equiv_address.
11365 (alpha_expand_mov_nobwx): Use any_memory_operand.
11366 (TARGET_SECONDARY_RELOAD): New.
11367 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11368 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11369 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11370 * config/alpha/alpha.md: ... here.
11371 (RELOAD12, reloadmode): New.
11373 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11374 Don't handle the aligned case here.
11375 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11376 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11377 reload_inhi_help. Don't expect a scratch register.
11378 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11380 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11382 2007-04-27 Richard Guenther <rguenther@suse.de>
11384 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11386 2007-04-27 Richard Guenther <rguenther@suse.de>
11388 PR tree-optimization/30965
11389 PR tree-optimization/30978
11390 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11391 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11392 (find_equivalent_equality_comparison): Likewise.
11393 (simplify_cond): Likewise.
11394 (get_prop_source_stmt): New helper.
11395 (get_prop_dest_stmt): Likewise.
11396 (can_propagate_from): Likewise.
11397 (remove_prop_source_from_use): Likewise.
11398 (combine_cond_expr_cond): Likewise.
11399 (forward_propagate_comparison): New function.
11400 (forward_propagate_into_cond): Rewrite to use fold for
11402 (tree_ssa_forward_propagate_single_use_vars): Call
11403 forward_propagate_comparison to propagate comparisons.
11405 2007-04-27 Richard Guenther <rguenther@suse.de>
11407 PR tree-optimization/31715
11408 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11409 sure to do computation on the offset in an appropriate
11412 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11414 * reload.h (elimination_target_reg_p): Declare.
11415 * reload.c (find_reloads): Don't apply the reg_rtx move
11416 optimization if the SET_DEST satisfies elimination_target_reg_p.
11417 * reload1.c (elimination_target_reg_p): New function.
11418 (gen_reload): In the move/add2 fallback, make sure that op0
11419 does not overlap the destination register.
11421 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11423 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11424 transform only GIMPLE_MODIFY_STMTs.
11425 * tree-complex.c (expand_complex_operations_1): Ditto.
11426 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11427 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11428 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11430 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11431 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11432 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11433 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11434 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11435 slpeel_add_loop_guard): Ditto.
11436 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11437 * lambda-code.c (perfect_nestify): Ditto.
11438 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11439 before the first statement.
11440 * tree-optimize.c (execute_free_datastructures): Fix comments.
11441 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11442 * tree-flow.h (disband_implicit_edges): Declaration removed.
11443 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11445 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11446 COND_EXPRs without gotos.
11447 (disband_implicit_edges, has_label_p): Removed.
11448 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11449 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11451 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11453 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11454 also for COND_EXPRs.
11455 * cfgexpand.c (label_rtx_for_bb): New function.
11456 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11457 Use label_rtx_for_bb to find the labels.
11458 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11459 last block. Detect fallthru edges.
11461 2007-04-26 Ian Lance Taylor <iant@google.com>
11464 * reload.c (find_reloads_subreg_address): If the address was valid
11465 in the original mode but not in the new mode, reload the whole
11468 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11470 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11471 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11472 (cleanup_control_expr_graph): Do not invalidate dominance info.
11473 Record altered blocks.
11474 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11475 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11476 cleanup_tree_cfg_bb): New functions.
11477 (remove_forwarder_block): Do not maintain the worklist of blocks.
11478 Record altered blocks.
11479 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11480 not over whole cfg.
11481 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11482 delete_unreachable_blocks if dominators are not available.
11483 * tree-inline.c (optimize_inline_calls): Free dominance information
11485 * tree-flow.h (remove_edge_and_dominated_blocks,
11486 cfgcleanup_altered_bbs): Altered.
11487 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11489 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11491 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11492 do not invalidate dominators.
11494 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11496 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11497 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11498 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11499 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11501 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11503 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11505 2007-04-26 Richard Guenther <rguenther@suse.de>
11507 PR tree-optimization/31703
11508 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11509 the right type for the target of the bittest.
11511 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11513 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11514 ix86_sol10_return_in_memory.
11516 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11518 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11521 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11524 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11526 PR tree-optimization/30558
11527 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11528 clear this_state.prev_try.
11530 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11531 Mark Mitchell <mark@codesourcery.com>
11533 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11534 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11535 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11537 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11540 * doc/invoke.texi (%:print-asm-header): Document.
11541 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11543 (static_spec_functions): Add print-asm-header.
11544 (main): Print a banner before the --target-help linker options.
11545 (print_asm_header_spec_function): New function.
11547 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11550 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11551 (movsf_ie): Likewise.
11553 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11555 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11557 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11559 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11560 exception for divide-by-zero.
11561 (__umodsi3, __modsi3): Likewise.
11563 2007-04-25 Dirk Mueller <dmueller@suse.de>
11565 * c-typeck.c (build_compound_expr): Annotate warning()
11566 call with OPT_Wunused_value.
11567 * tree-ssa.c (warn_uninit): Annotate warning with
11569 * c-common.c (handle_sentinel_attribute): Annotate warning
11570 call with OPT_Wattributes.
11572 2007-04-25 Thiemo Seufer <ths@mips.com>
11574 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11575 (mips16): Fix typo.
11576 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11577 on to the assembler. Improve handling of -mno-mips16. Add handling
11578 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11579 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11580 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11581 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11583 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11586 * config/i386/winnt.c (i386_pe_file_end): Strip only
11587 USER_LABEL_PREFIX when writing export name.
11589 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11591 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11592 sh/elf.h, vx-common.h and vxworks.h.
11593 * config/sh/sh.h: Include config/vxworks-dummy.h.
11594 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11595 (OVERRIDE_OPTIONS): Use it.
11596 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11597 (vxworks_picreg): New pattern.
11598 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11599 VXWORKS_OS_CPP_BUILTINS.
11600 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11601 to their VXWORKS_* equivalents.
11602 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11603 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11604 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11605 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11606 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11607 -mrtp/-fPIC multilibs.
11608 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11609 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11610 (MULTILIB_OSDIRNAMES): Delete.
11612 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11615 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11617 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11619 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11620 rounding mode to be specified by the caller.
11621 (real_to_mpfr) Likewise.
11622 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11623 include new arguments.
11624 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11626 2007-04-24 Ian Lance Taylor <iant@google.com>
11628 PR tree-optimization/31605
11629 * tree-vrp.c (set_value_range): Check that min and max are not
11630 both overflow infinities.
11631 (set_value_range_to_value): New static function.
11632 (extract_range_from_binary_expr): Call set_value_range_to_value.
11633 (extract_range_from_cond_expr): Likewise.
11634 (extract_range_from_expr): Likewise.
11635 (extract_range_from_unary_expr): Likewise. Don't create a range
11636 which overflows on both sides.
11637 (vrp_meet): Check for a useless range.
11638 (vrp_visit_phi_node): If we see a constant which looks like an
11639 overflow infinity, turn off the TREE_OVERFLOW flag.
11641 2007-04-24 Ian Lance Taylor <iant@google.com>
11643 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11645 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11647 PR diagnostic/25923
11648 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11649 diagnostic message is being built.
11650 * tree-pretty-print.c (dump_generic_node): Only write the
11651 formatted text into BUFFER's stream if we are not building a
11652 diagnostic message.
11653 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11655 * Makefile.in (toplev.o): Depend on tree-pass.h.
11657 2007-04-24 Ian Lance Taylor <iant@google.com>
11659 PR tree-optimization/31602
11660 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11661 conditionals in the copied loop header.
11662 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11663 warnings if TREE_NO_WARNING is set.
11664 * doc/invoke.texi (Warning Options): Clarify that
11665 -Wstrict-overflow does not warn about loops.
11667 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11669 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11670 expand on the comment about _Decimal128 arguments and check the
11671 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11672 that _Decimal128 argument uses even/odd register pair.
11673 (function_arg): Ditto.
11675 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11677 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11678 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11680 2007-04-24 Richard Guenther <rguenther@suse.de>
11681 Olga Golovanevsky <olga@il.ibm.com>
11683 * fold-const.c (multiple_of_p): Check for bottom
11686 2007-04-24 Richard Henderson <rth@redhat.com>
11688 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11689 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11690 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11691 looking for non-zero bits shifted out. Avoid a recursive call
11692 when constructing the scalar.
11693 (__floatundisf): Likewise.
11695 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11697 * dwarf2out.c (field_byte_offset): Move the existing logic
11698 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11699 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11701 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11704 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11705 length argument of 0 for memset.
11706 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11707 unsigned shift instead of the signed variant.
11709 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11711 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11712 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11713 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11714 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11715 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11716 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11717 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11718 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11719 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11720 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11721 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11722 "mul<mode>3", "div<mode>3"): Insn definitions added.
11723 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11724 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11725 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11726 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11727 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11728 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11729 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11730 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11731 TARGET_FLOAT_FORMAT): Macro definitions removed.
11732 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11733 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11734 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11735 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11736 (s390_gen_rtx_const_DI): Function removed.
11737 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11739 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11741 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11742 over an external ffs function.
11744 2007-04-24 Chao-ying Fu <fu@mips.com>
11745 Richard Sandiford <richard@nildram.co.uk>
11747 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11748 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11749 (smadd_widen_optab, umadd_widen_optab): Define.
11750 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11752 * genopinit.c (optabs): Fill in smadd_widen_optab and
11754 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11755 and umadd_widen_optab to implement multiply-add sequences.
11756 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11757 (<u>maddsidi4): ...this. Extend condition to include
11758 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11759 of operand 0 to "ka" and use the three-operand form of madd<u>
11761 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11763 * config/mips/constraints.md (ka): New register constraint.
11765 2007-04-24 Jan Hubicka <j@suse.cz>
11769 2007-04-23 Jan Hubicka <jh@suse.cz>
11770 * function.c (init_function_start): Don't init line number info.
11771 (expand_function_end): Update.
11772 (reset_block_changes, record_block_change, finalize_block_changes,
11773 check_block_change, free_block_changes): Kill.
11774 * function.h (reset_block_changes, record_block_change,
11775 finalize_block_changes, check_block_change, free_block_changes):
11777 (struct function): Remove ib_boundaries_block.
11778 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11779 Use curr_insn_locator to initialize locator.
11780 (emit_line_note): Remove.
11781 * cfgexpand.c (expand_gimple_cond_expr): Update.
11782 (construct_exit_block): Likewise.
11783 (tree_expand_cfg): Initialize/finalize locators.
11784 * expr.c (expand_expr_real): Update.
11785 * cfglayout.c (line_locators_locs, line_locators_lines,
11786 file_locators_locs, file_locators_files): Remove.
11787 (set_block_levels): Move to cfgexpand.c.
11788 (insn_locators_initialize): Remove.
11789 (pass_insn_locators_initialize): Remove.
11790 (locations_locators_locs, locations_locators_vals): New static vars.
11791 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11793 (insn_locators_alloc, insn_locators_finalize,
11794 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11796 (locator_location): New.
11797 (locator_line, locator_file): Rewrite.
11798 * rtl.h (emit_line_note): Kill.
11799 (insn_locators_alloc, insn_locators_finalize,
11800 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11802 * tree-inline.c (initialize_cfun): Do not initialize
11803 ib_boundaries_block.
11804 * passes.c (pass_insn_locators_initialize): Remove.
11806 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11808 * doc/invoke.texi: Removed leading '-' from option index entries.
11810 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11812 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11814 (create_phi_node): Use set_phi_nodes.
11815 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11816 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11817 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11818 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11819 (bsi_start, bsi_last): Use bb_stmt_list.
11820 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11821 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11822 Traverse the statements using tsi iterator.
11823 * basic-block.h (struct basic_block_def): Fields stmt_list
11824 and phi_nodes moved to ...
11825 (struct tree_bb_info): ... new structure.
11826 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11827 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11828 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11829 (tree_verify_flow_info): Verify that il.tree is not set for
11830 entry and exit block.
11831 (tree_split_block): Use set_bb_stmt_list.
11833 2007-04-23 Mike Stump <mrs@apple.com>
11835 * config/i386/i386.c (ix86_tune_features
11836 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11839 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11841 * config/i386/i386.md (prefix_extra): New attribute.
11842 (length): Add prefix_extra.
11844 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11845 (sse2_movntv2di): Likewise.
11846 (sse2_cvtps2dq): Likewise.
11847 (sse2_cvtpd2pi): Likewise.
11848 (sse2_cvttpd2pi): Likewise.
11849 (*sse2_cvtpd2ps): Likewise.
11850 (*add<mode>3): Likewise.
11851 (sse2_ssadd<mode>3): Likewise.
11852 (sse2_usadd<mode>3): Likewise.
11853 (*sub<mode>3): Likewise.
11854 (sse2_sssub<mode>3): Likewise.
11855 (sse2_ussub<mode>3): Likewise.
11856 (*mulv8hi3): Likewise.
11857 (*smulv8hi3_highpart): Likewise.
11858 (*umulv8hi3_highpart): Likewise.
11859 (sse2_umulv2siv2di3): Likewise.
11860 (sse2_pmaddwd): Likewise.
11861 (ashr<mode>3): Likewise.
11862 (lshr<mode>3): Likewise.
11863 (ashl<mode>3): Likewise.
11864 (sse2_ashlti3): Likewise.
11865 (sse2_lshrti3): Likewise.
11866 (*umaxv16qi3): Likewise.
11867 (*smaxv8hi3): Likewise.
11868 (*uminv16qi3): Likewise.
11869 (*sminv8hi3): Likewise.
11870 (sse2_eq<mode>3): Likewise.
11871 (sse2_gt<mode>3): Likewise.
11872 (*and<mode>3): Likewise.
11873 (sse2_nand<mode>3): Likewise.
11874 (*ior<mode>3): Likewise.
11875 (*xor<mode>3): Likewise.
11876 (sse2_packsswb): Likewise.
11877 (sse2_packssdw): Likewise.
11878 (sse2_packuswb): Likewise.
11879 (sse2_punpckhbw): Likewise.
11880 (sse2_punpcklbw): Likewise.
11881 (sse2_punpckhwd): Likewise.
11882 (sse2_punpcklwd): Likewise.
11883 (sse2_punpckhdq): Likewise.
11884 (sse2_punpckldq): Likewise.
11885 (sse2_punpckhqdq): Likewise.
11886 (sse2_punpcklqdq): Likewise.
11887 (*sse2_pinsrw): Likewise.
11888 (*sse2_pextrw): Likewise.
11889 (sse2_pshufd_1): Likewise.
11890 (sse2_uavgv16qi3): Likewise.
11891 (sse2_uavgv8hi3): Likewise.
11892 (sse2_psadbw): Likewise.
11893 (sse2_pmovmskb): Likewise.
11894 (*sse2_maskmovdqu): Likewise.
11895 (*sse2_maskmovdqu_rex64): Likewise.
11896 (sse4a_extrqi): Likewise.
11897 (sse4a_extrq): Likewise.
11898 (sse3_lddqu): Set prefix_rep.
11899 (sse3_addsubv4sf3): Likewise.
11900 (sse3_haddv4sf3): Likewise.
11901 (sse3_hsubv4sf3): Likewise.
11902 (sse_cvtss2si): Likewise.
11903 (sse_cvtss2si_2): Likewise.
11904 (sse_cvtss2siq): Likewise.
11905 (sse_cvtss2siq_2): Likewise.
11906 (sse_cvttss2si): Likewise.
11907 (sse_cvttss2siq): Likewise.
11908 (sse2_cvttps2dq): Likewise.
11909 (sse3_movshdup): Likewise.
11910 (sse3_movsldup): Likewise.
11911 (sse2_cvtsd2si): Likewise.
11912 (sse2_cvtsd2si_2): Likewise.
11913 (sse2_cvtsd2siq): Likewise.
11914 (sse2_cvtsd2siq_2): Likewise.
11915 (sse2_cvttsd2si): Likewise.
11916 (sse2_cvttsd2siq): Likewise.
11917 (*sse2_cvtpd2dq): Likewise.
11918 (*sse2_cvttpd2dq): Likewise.
11919 (sse2_pshuflw_1): Likewise.
11920 (sse2_pshufhw_1): Likewise.
11921 (sse4a_insertqi): Likewise.
11922 (sse4a_insertq): Likewise.
11923 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11924 (ssse3_phadddv4si3): Likewise.
11925 (ssse3_phaddswv8hi3): Likewise.
11926 (ssse3_phsubwv8hi3): Likewise.
11927 (ssse3_phsubdv4si3): Likewise.
11928 (ssse3_phsubswv8hi3): Likewise.
11929 (ssse3_pmaddubswv8hi3): Likewise.
11930 (ssse3_pmulhrswv8hi3): Likewise.
11931 (ssse3_pshufbv16qi3): Likewise.
11932 (ssse3_psign<mode>3): Likewise.
11933 (ssse3_palignrti): Likewise.
11934 (abs<mode>2): Likewise.
11935 (ssse3_phaddwv4hi3): Set prefix_extra.
11936 (ssse3_phadddv2si3): Likewise.
11937 (ssse3_phaddswv4hi3): Likewise.
11938 (ssse3_phsubwv4hi3): Likewise.
11939 (ssse3_phsubdv2si3): Likewise.
11940 (ssse3_phsubswv4hi3): Likewise.
11941 (ssse3_pmaddubswv4hi3): Likewise.
11942 (ssse3_pmulhrswv4hi3): Likewise.
11943 (ssse3_pshufbv8qi3): Likewise.
11944 (ssse3_psign<mode>3): Likewise.
11945 (ssse3_palignrdi): Likewise.
11946 (abs<mode>2): Likewise.
11947 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
11948 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
11949 (sse2_pmovmskb): Set mode to SI instead of V2DF.
11951 2007-04-23 Nick Clifton <nickc@redhat.com>
11953 * params.def: Fix formatting of emacs local variables.
11955 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11957 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
11958 move if inter-unit move isn't allowed.
11959 Don't split moving the first element of V2DI to DI to inter-unit
11960 move if inter-unit move isn't allowed.
11962 2007-04-23 Richard Guenther <rguenther@suse.de>
11964 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
11965 and CDI_POST_DOMINATORS separately.
11967 2007-04-23 Nick Clifton <nickc@redhat.com>
11969 * c.opt (Wformat-contains-nul): Add warning attribute.
11971 2007-04-23 Jan Hubicka <jh@suse.cz>
11973 * function.c (init_function_start): Don't init line number info.
11974 (expand_function_end): Update.
11975 (reset_block_changes, record_block_change, finalize_block_changes,
11976 check_block_change, free_block_changes): Kill.
11977 * function.h (reset_block_changes, record_block_change,
11978 finalize_block_changes, check_block_change, free_block_changes):
11980 (struct function): Remove ib_boundaries_block.
11981 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11982 Use curr_insn_locator to initialize locator.
11983 (emit_line_note): Remove.
11984 * cfgexpand.c (expand_gimple_cond_expr): Update.
11985 (construct_exit_block): Likewise.
11986 (tree_expand_cfg): Initialize/finalize locators.
11987 * expr.c (expand_expr_real): Update.
11988 * cfglayout.c (line_locators_locs, line_locators_lines,
11989 file_locators_locs, file_locators_files): Remove.
11990 (set_block_levels): Move to cfgexpand.c.
11991 (insn_locators_initialize): Remove.
11992 (pass_insn_locators_initialize): Remove.
11993 (locations_locators_locs, locations_locators_vals): New static vars.
11994 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11996 (insn_locators_alloc, insn_locators_finalize,
11997 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11999 (locator_location): New.
12000 (locator_line, locator_file): Rewrite.
12001 * rtl.h (emit_line_note): Kill.
12002 (insn_locators_alloc, insn_locators_finalize,
12003 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12005 * tree-inline.c (initialize_cfun): Do not initialize
12006 ib_boundaries_block.
12007 * passes.c (pass_insn_locators_initialize): Remove.
12009 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12011 PR middle-end/31448
12012 * expr.c (reduce_to_bit_field_precision): Handle
12015 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12017 PR tree-optimization/24659
12018 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12019 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12020 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12021 * genopinit.c (optabs): Rename vec_pack_mod_optab
12022 to vec_pack_trunc_optab.
12023 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12024 early for scalar floating point operands for NOP_EXPR.
12025 (vectorizable_type_promotion): Ditto.
12026 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12027 vec_pack_trunc_optab.
12028 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12030 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12031 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12032 Rename from VEC_PACK_MOD_EXPR.
12033 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12034 * expr.c (expand_expr_real_1): Ditto.
12035 * tree-inline.c (estimate_num_insns_1): Ditto.
12036 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12038 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12039 (vec_unpacks_lo_v4sf): Ditto.
12040 (vec_pack_trunc_v2df): Ditto.
12041 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12042 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12043 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12045 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12047 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12049 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12050 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12051 packing of floating point operands.
12052 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12053 represent unpacking of floating point operands.
12054 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12055 [vec_unpacks_hi]: Ditto.
12056 [vec_unpacks_lo]: Ditto.
12058 2007-04-22 Jan Hubicka <jh@suse.cz>
12060 * final.c (rest_of_handle_final): Call
12061 targetm.asm_out.constructor/targetm.asm_out.destructor
12062 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12063 proper priority via decl_*_priority_insert.
12064 * c-common.c (c_expand_body): Likewise.
12066 2007-04-22 Richard Guenther <rguenther@suse.de>
12068 PR tree-optimization/29789
12069 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12070 (rewrite_reciprocal): New helper split out from
12071 determine_invariantness_stmt.
12072 (rewrite_bittest): Likewise.
12073 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12074 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12077 2007-04-22 Revital Eres <eres@il.ibm.com>
12079 * loop-unroll.c (var_to_expand): New field to support also
12080 insns of the form x = something + x.
12081 (analyze_insn_to_expand_var): Use it.
12082 (expand_var_during_unrolling): Likewise.
12084 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12086 * predict.c: Include pointer-set.h.
12087 (bb_predictions): New variable.
12088 (tree_predicted_by_p, tree_predict_edge,
12089 remove_predictions_associated_with_edge): Use bb_predictions map
12090 instead of bb->predictions.
12091 (clear_bb_predictions, assert_is_empty): New functions.
12092 (combine_predictions_for_bb): Use bb_predictions map. Call
12093 clear_bb_predictions.
12094 (tree_estimate_probability): Create and free bb_predictions map.
12095 * Makefile.in (predict.o): Add pointer-set.h dependency.
12096 * basic-block.h (struct basic_block_def): Remove predictions
12098 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12100 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12103 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12106 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12108 * timevar.c (timevar_print): Change reference of --disable-checking to
12109 --enable-checking=release. Also warn if assert checking is disabled.
12111 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12114 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12115 decl as addressable if the compound literal was marked as
12117 Mark the decl as a gimple register if it is a complex or
12118 vector decl and does not live in memory.
12120 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12122 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12123 (GENERIC_NEXT): New function macro.
12124 (PHI_CHAIN): Use phi_node's new chain variable.
12125 (tree_phi_node): Change tree_common to tree_base
12126 and add the chain field.
12127 * tree-phinodes.c (make_phi_node): Don't set
12128 TREE_TYPE on the new node.
12129 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12130 instead of checking GIMPLE_TUPLE_P in chain_next.
12131 * tree-vect-transform.c
12132 (get_initial_def_for_induction): Look at
12133 PHI_RESULT_TREE for the type of the phi node.
12134 (update_vuses_to_preheader): Use PHI_CHAIN
12135 instead of TREE_CHAIN on the phi node.
12136 * tree-ssa-structalias.c (compute_points_to_sets):
12138 (ipa_pta_execute): Likewise.
12140 2007-04-21 Richard Guenther <rguenther@suse.de>
12142 PR middle-end/31136
12143 * fold-const.c (fold_unary): Call fold_convert_const on the
12146 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12148 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12149 (store_killed_in_pat): New.
12151 2007-04-20 Richard Henderson <rth@redhat.com>
12154 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12155 TREE_LIST with a void_type_node value, not void_list_node exactly.
12157 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12159 * doc/standards.texi: Re-arrange into language-specific
12160 subsections. Add a C++ section, documenting which standards we
12163 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12165 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12166 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12168 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12170 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12171 ecrti.o and crtbegin.o.
12172 (LIB_DEFAULT_SPEC): Include -lc.
12173 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12175 2007-04-20 Richard Henderson <rth@redhat.com>
12178 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12179 argument; update all callers.
12180 (get_unaligned_offset): New.
12181 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12182 get_unaligned_address, just pass on the address directly.
12183 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12184 the subreg in the helper patterns.
12185 (unaligned_extendqidi_le): Use get_unaligned_offset.
12186 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12187 (unaligned_extendhidi_be): Likewise.
12188 (unaligned_extendhidi): Tidy.
12189 * config/alpha/alpha-protos.h: Update.
12191 2007-04-20 Richard Henderson <rth@redhat.com>
12193 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12194 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12195 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12196 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12197 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12198 (CPP_SPEC): Don't include %(cpp_subtarget).
12199 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12200 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12201 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12203 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12205 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12206 for __builtin_ia32_cmpordss.
12208 PR tree-optimization/31632
12209 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12210 and arg1 for optimizations of comparison against min/max values.
12211 Fold arg0 to arg1's type for optimizations of comparison against
12212 min+1 and max-1 values.
12214 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12216 * reload.c (combine_reloads): When trying to use a dying register,
12217 check whether it's uninitialized and don't use if so.
12219 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12221 * fold-const.c: Remove prototypes for native_encode_expr and
12222 native_interpret_expr.
12223 (native_encode_expr): Make non-static.
12224 (native_interpret_expr): Likewise.
12225 * tree.h: Add prototypes for the above.
12227 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12229 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12230 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12231 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12232 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12233 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12234 Add length attributes.
12236 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12238 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12241 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12242 __STDC_WANT_DEC_FP__.
12244 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12246 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12247 for long double compatibility.
12248 * configure: Regenerate.
12250 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12252 PR rtl-optimization/29841
12253 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12255 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12256 that may cause control flow transfer from being moved.
12258 2007-04-18 Jan Hubicka <jh@suse.cz>
12260 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12263 2007-04-18 Eric Christopher <echristo@apple.com>
12265 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12266 only. Update operands.
12267 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12268 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12269 link register to pic register.
12271 2007-04-18 Dirk Mueller <dmueller@suse.de>
12273 PR diagnostic/31227
12274 * tree-vrp.c (search_for_addr_array): New.
12275 (check_array_bounds): Suppress warning about
12276 address taken of array refs if its not de-referenced.
12278 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12280 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12281 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12283 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12284 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12285 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12287 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12289 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12291 (vect_analyze_scalar_cycles): Fix indentation.
12292 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12293 (vect_mark_relevant): Include phis in relevance analysis.
12295 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12297 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12299 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12300 output_operand_lossage().
12302 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12304 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12305 the unused code for reduction without adjust-in-epilog to simplify the
12308 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12310 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12311 (S390_TDC_NEGATIVE_ZERO): New constant.
12312 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12313 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12314 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12315 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12316 (S390_TDC_POSITIVE_INFINITY): New constant.
12317 (S390_TDC_NEGATIVE_INFINITY): New constant.
12318 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12319 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12320 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12321 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12322 (S390_TDC_INFINITY): New constant.
12323 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12324 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12325 optimization for UNSPEC_CCZ_TO_INT.
12326 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12327 ("*ccz_to_int"): New insn.
12328 ("isinf<mode>2"): New insn.
12329 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12330 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12331 (UNSPEC_CCZ_TO_INT): New constant.
12333 2007-04-18 Richard Guenther <rguenther@suse.de>
12335 PR tree-optimization/19431
12336 PR tree-optimization/21463
12337 * tree-pass.h (pass_phiprop): Declare.
12338 * passes.c (init_optimization_passes): New phiprop pass.
12339 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12340 (phivn_valid_p): New helper function.
12341 (phiprop_insert_phi): Likewise.
12342 (propagate_with_phi): Likewise.
12343 (tree_ssa_phiprop): New propagator propagating loads
12344 through phi nodes if profitable.
12346 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12348 * tree-vect-analyze.c (process_use): New function.
12349 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12350 Check phis in all bbs.
12351 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12354 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12356 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12359 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12362 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12365 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12367 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12369 (sse_vmmulv4sf3): Likewise.
12370 (sse2_vmaddv2df3): Likewise.
12371 (sse2_vmmulv2df3): Likewise.
12373 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12375 PR rtl-optimization/31360
12376 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12377 (target_reg_cost): New.
12378 (init_set_costs): Initialize target_reg_cost. Add comments
12379 regarding the rationale of the costs.
12380 (global_cost_for_size): Renamed to...
12381 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12382 of register pressure.
12383 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12384 estimate_reg_pressure_cost. Add number of ivs.
12385 (determine_set_costs): Dump target_reg_cost.
12386 * loop-invariant.c (gain_for_invariant): Use
12387 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12388 (best_gain_for_invariant, find_invariants_to_move): Remove
12390 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12391 (target_reg_cost): Declare.
12392 (global_cost_for_size): Declaration removed.
12393 (estimate_reg_pressure_cost): Declare.
12395 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12397 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12398 regnos into even/odd register pairs.
12399 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12400 TDmode similar to the other floating point modes.
12401 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12402 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12404 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12405 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12406 (movdd_hardfloat64): Use TARGET_MFPGPR.
12408 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12410 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12413 2005-01-05 Richard Henderson <rth@redhat.com>
12415 * reload1.c (do_input_reload): Restrict the optimization deleteing
12416 a previous output reload to RELOAD_FOR_INPUT.
12418 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12420 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12421 induc_vec_info_type.
12422 (vectorizable_induction): New function declaration.
12423 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12424 check if already vectorized. Find first place in BB where new stmts
12425 can be inserted. Takes only one argument.
12426 (vectorizable_induction): New function.
12427 (vect_transform_stmt): Add case for induc_vec_info_type to call
12428 vectorizable_induction.
12429 (vect_transform_loop): Consider phis for vectorization.
12430 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12432 (analyze_operations): Call vectorizable_induction when analyzing phis.
12434 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12435 (vect_mark_relevant): Include phis in relevance analysis.
12436 (vect_mark_stmts_to_be_vectorize): Likewise.
12437 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12439 2007-04-16 Lawrence Crowl <crowl@google.com>
12441 * doc/invoke.texi (Debugging Options): Add documentation for the
12442 -femit-struct-debug options -femit-struct-debug-baseonly,
12443 -femit-struct-debug-reduced, and
12444 -femit-struct-debug-detailed[=...].
12446 * c-opts.c (c_common_handle_option): Add
12447 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12448 and OPT_femit_struct_debug_detailed_.
12449 * c.opt: Add specifications for
12450 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12451 and -femit-struct-debug-detailed[=...].
12452 * opts.c (set_struct_debug_option): Parse the
12453 -femit-struct-debug-... options.
12454 * opts.c (matches_main_base, main_input_basename,
12455 main_input_baselength, base_of_path, matches_main_base): Add
12456 variables and functions to compare header base name to compilation
12458 * opts.c (should_emit_struct_debug): Add to determine to emit a
12459 structure based on the option.
12460 (dump_struct_debug) Also disabled function to debug this
12462 * opts.c (handle_options): Save the base name of the
12465 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12466 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12467 This hook indicates if a type is generic. Set it by default
12468 to "never generic".
12469 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12470 to determine if a struct type is generic or not.
12471 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12472 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12473 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12474 with live C++ hook.
12476 * flags.h (enum debug_info_usage): Add an enumeration to describe
12477 a program's use of a structure type.
12478 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12479 to indicate the program's usage of the type. Filter structs based
12480 on the -femit-struct-debug-... specification.
12481 (gen_type_die): Split into two routines, gen_type_die and
12482 gen_type_die_with_usage. gen_type_die is now a wrapper
12483 that assumes direct usage.
12484 (gen_type_die_with_usage): Replace calls to gen_type_die
12485 with gen_type_die_with_usage adding the program usage of
12486 the referenced type.
12487 (dwarf2out_imported_module_or_decl): Suppress struct debug
12488 information using should_emit_struct_debug when appropriate.
12490 2007-04-16 Ian Lance Taylor <iant@google.com>
12492 PR tree-optimization/31522
12493 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12494 (vrp_initialize): Allocate vr_phi_edge_counts.
12495 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12496 executable edge. Drop test for all constants.
12497 (vrp_finalize): Free vrp_phi_edge_counts.
12499 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12500 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12502 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12503 predecessors at head rather than tail.
12505 2007-04-16 Matthias Klose <doko@debian.org>
12507 * config/alpha/linux.h (CPP_SPEC): Define.
12508 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12510 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12512 * function.h: Remove sequence_stack extern declaration.
12514 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12516 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12518 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12521 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12523 * config/avr/avr.c (avr_arch_types): Rearranging array.
12524 (enum avr_arch): Add.
12525 (avr_mcu_types): Use avr_arch enumeration constants instead of
12527 * config/avr/avr.h (LINK_SPEC): Simplify.
12529 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12531 * config/m68k/m68k.c (m68k_libcall_value,
12532 m68k_function_value): Use macros for register names more.
12534 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12536 (M68K_REGNAME): Use A6_REG.
12537 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12539 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12541 PR middle-end/28071
12542 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12543 'pending_read_list_length' and 'pending_write_list_length'. Update
12545 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12546 to handle two length counters instead of one. Update all uses.
12547 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12548 two length counters instead of one.
12549 * sched-rgn.c (propagate_deps): Update to handle two length counters
12552 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12555 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12556 copy of source, pass it to ix86_expand_vector_set and return
12559 2007-04-16 David Ung <davidu@mips.com>
12560 Joseph Myers <joseph@codesourcery.com>
12562 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12563 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12564 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12565 Add 74K processor information.
12566 * config/mips/mips.md: Include 74k.md.
12567 (cpu): Add 74kc,74kf,74kx.
12568 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12569 * config/mips/74k.md: New.
12570 * doc/invoke.texi (MIPS Options): Document 74K support.
12572 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12574 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12575 vectorizable_* functions.
12576 * tree-vect-transform.c (vectorizable_call): Add check for
12577 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12578 (vectorizable_store): likewise.
12579 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12581 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12582 (vectorizable_type_promotion, vectorizable_load): Likewise.
12583 (vectorizable_live_operation, vectorizable_condition): Likewise.
12584 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12586 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12588 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12590 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12591 register numbers more.
12592 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12593 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12594 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12595 FUNCTION_VALUE_REGNO_P): Likewise.
12596 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12597 STATIC_CHAIN_REGNUM): Likewise.
12598 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12599 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12600 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12601 * config/m68k/m68k.md (FP_REG): New.
12603 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12605 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12608 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12610 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12611 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12614 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12616 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12619 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12622 * c-decl.c (finish_decl): Grab the type of the decl after the call
12623 to store_init_value.
12625 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12627 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12629 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12632 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12633 dominators, post dominators and cleanup cfg before returning.
12635 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12637 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12638 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12640 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12642 * config.gcc: Recognize fido.
12643 * config/m68k/m68k-devices.def (fidoa): New.
12644 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12646 (FL_FIDOA, TARGET_FIDOA): New.
12647 * config/m68k/m68k.opt (mfidoa): New.
12649 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12651 PR middle-end/31322
12652 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12653 when a personality function is used.
12655 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12657 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12659 2007-04-13 Mike Stump <mrs@apple.com>
12661 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12663 * config/darwin.opt (fapple-kext): Make C++ only.
12664 * config/darwin.c (darwin_override_options): Remove code to ensure
12665 -fapple-kext is given for C++ only.
12667 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12669 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12670 * config/mips/mips.c (override_options): Call
12671 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12673 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12675 * config/i386/i386.opt (msvr3-shlib): Removed.
12677 * doc/invoke.texi: Remove -msvr3-shlib.
12679 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12681 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12682 with "popcnt" instruction.
12684 2007-04-13 Richard Guenther <rguenther@suse.de>
12686 PR tree-optimization/21258
12687 * tree-vrp.c (compare_case_labels): New helper.
12688 (find_switch_asserts): New function.
12689 (find_assert_locations): Call it for SWITCH_EXPRs.
12691 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12694 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12695 check is now implied in X87_FLOAT_MODE_P.
12696 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12697 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12698 (fix_trunc<mode>_i386_fisttp): Ditto.
12699 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12700 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12701 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12702 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12703 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12704 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12705 (unnamed_splitters): Ditto.
12706 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12707 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12708 FIRST_SSE_REG for local functions when SSE math is enabled or
12709 for functions with sseregparm attribute.
12710 (standard_80387_constant_p): Return -1 if mode is not
12712 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12713 (ix86_expand_compare): Ditto.
12714 (ix86_expand_carry_flag_compare): Ditto.
12715 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12716 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12717 DECIMAL_FLOAT_MODE_P.
12718 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12719 of SCALAR_FLOAT_MODE_P.
12720 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12721 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12722 checks before FLOAT_MODE_P.
12723 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12724 before FLOAT_MODE_P.
12729 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12731 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12732 Charles Wilson <libtool@cwilson.fastmail.fm>
12734 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12735 (libgcc.mvars): Don't depend on them.
12736 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12737 * exec-tool.in: New.
12739 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12741 * doc/invoke.text (--help): Document --help=common.
12743 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12745 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12747 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12749 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12750 * genemit.c (main): Emit #include "integrate.h".
12751 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12752 (LOADGP_RTP): New mips_loadgp_style.
12753 * config/mips/mips.h: Include config/vxworks-dummy.h.
12754 (TARGET_RTP_PIC): New macro.
12755 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12756 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12757 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12758 for TARGET_RTP_PIC.
12759 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12760 -mvxworks-pic when using -mrtp and a PIC option.
12761 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12763 (mips_symbolic_constant_p, mips_symbolic_address_p)
12764 (mips_symbol_insns): Handle SYMBOL_HALF.
12765 (override_options): Warn about -G and -mrtp being used together.
12766 Initialize mips_lo_relocs[SYMBOL_HALF].
12767 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12768 (mips_emit_loadgp): Handle LOADGP_RTP.
12769 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12770 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12771 (tablejump): Handle function-relative case table entries if
12773 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12775 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12777 * config/mips/mips.md (load_call<mode>): Allow any general register.
12779 (sibcall_value_internal, sibcall_value_multiple_internal)
12780 (call_value_internal, call_value_split, call_value_multiple_internal)
12781 (call_value_multiple_split): Remove constraints from operand 0.
12783 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12785 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12786 rather than loadgp_noshared.
12787 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12788 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12790 * config/mips/mips.md (loadgp): Rename to...
12791 (loadgp_newabi): ...this.
12792 (loadgp_noshared): Rename to...
12793 (loadgp_absolute): ...this.
12795 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12797 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12798 false for locally-binding symbols.
12799 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12803 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12804 (SYMBOL_GOT_PAGE_OFST): ...this.
12805 (SYMBOL_GOT_GLOBAL): Rename to...
12806 (SYMBOL_GOT_DISP): ...this.
12807 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12808 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12809 * config/mips/mips.c (mips_global_symbol_p): New function.
12810 (mips_symbol_binds_local_p): Likewise.
12811 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12812 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12813 mips_global_symbol_p and mips_symbol_binds_local_p.
12814 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12815 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12816 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12817 SYMBOL_GOTOFF_DISP.
12818 (mips_ok_for_lazy_binding_p): New function.
12819 (mips_load_call_address, mips_expand_call): Use it.
12820 (mips_dangerous_for_la25_p): Likewise.
12821 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12822 (*got_disp<mode>): Use got_disp_operand instead of
12823 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12824 SYMBOL_GOTOFF_GLOBAL.
12825 (*got_page<mode>): Use got_page_ofst_operand instead of
12827 * config/mips/predicates.md (const_call_insn_operand): Use
12828 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12829 (global_got_operand): Rename to...
12830 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12832 (local_got_operand): Rename to...
12833 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12834 of SYMBOL_GOT_LOCAL.
12836 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12838 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12839 TARGET_CALL_CLOBBERED_GP.
12840 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12841 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12842 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12843 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12844 of TARGET_ABICALLS && !TARGET_NEWABI.
12845 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12846 * config/mips/mips.c (mips_load_call_address): Check
12847 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12848 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12849 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12850 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12851 TARGET_ABICALLS && TARGET_NEWABI.
12852 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12854 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12855 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12856 TARGET_ABICALLS && TARGET_NEWABI.
12857 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12858 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12859 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12860 whether indirect calls must use $25.
12861 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12863 * config/mips/mips.md (jal_macro): Check flag_pic and
12864 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12865 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12866 instead of TARGET_ABICALLS.
12867 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12868 TARGET_ABICALLS && TARGET_OLDABI.
12869 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12870 (sibcall): In the comment above the define_insn, mention
12871 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12872 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12873 instead of TARGET_ABICALLS.
12875 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12877 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12878 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12879 (MACFLAGS_MATCH_P): New macro.
12880 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12881 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12882 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12883 the other MACFLAG constants.
12884 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12885 (flag_machi): Tighten constraints. Renumber some of the operands.
12886 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12888 (flag_machi_parts_acconly): New pattern.
12889 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12891 (flag_macinit1hi): Tighten constraints.
12892 (flag_mul_macv2hi_parts_acconly): New pattern.
12894 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12895 Use a more efficient implementation.
12896 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12897 inline sequences when not optimizing for size.
12899 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12900 movhi_high2low): Delete, merge functionality into...
12901 (packv2hi): ... this pattern.
12903 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12904 * config/bfin/bfin.opt (msim): New option.
12905 (mcpu=): New option.
12906 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12907 (bfin_cpu_t): Typedef of enum bfin_cpu.
12908 (bfin_cpu_type): New declaration.
12909 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12910 -msim and -mcpu= options.
12911 (LIB_SPEC): Likewise.
12912 * config/bfin/bfin.c (bfin_cpu_type): Define.
12913 (bfin_handle_option): Handle -mcpu= option.
12914 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12915 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12916 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12918 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12920 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12921 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12922 (powerpc-wrs-vxworksae): Use ${tm_file}.
12923 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12924 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12925 * config/i386/vx-common.h: New file.
12927 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12929 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
12932 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
12934 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
12937 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
12941 * c-common.c (c_build_qualified_type): Set canonical type
12944 2007-04-12 Richard Guenther <rguenther@suse.de>
12946 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
12947 lower bound and element size if lower bound is not zero
12948 or either of the ARRAY_REF operands is set.
12950 2007-04-12 Richard Guenther <rguenther@suse.de>
12952 PR tree-optimization/24689
12953 PR tree-optimization/31307
12954 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
12956 * gimplify.c (canonicalize_addr_expr): To be consistent with
12957 gimplify_compound_lval only set operands two and three of
12958 ARRAY_REFs if they are not gimple_min_invariant. This makes
12959 it never at this place.
12960 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
12962 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12964 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
12965 null before emitting a .nsubspa directive.
12967 2007-04-11 Diego Novillo <dnovillo@redhat.com>
12969 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
12970 need_to_partition_p if there are no memory statements in the
12973 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12975 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
12976 (gcd_of_steps_may_divide_p): New function.
12977 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
12979 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12981 * reload.c (find_reloads_toplev, find_reloads_address,
12982 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
12983 not a pointer equality test, to decide if we need to call
12984 push_reg_equiv_alt_mem.
12986 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
12988 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
12989 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
12991 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
12993 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12995 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
12996 vector to be positive.
12998 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13002 * doc/invoke.texi: Document --params max-aliased-vops and
13004 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13005 debug_memory_partitions): Move to tree-flow.h
13006 * params.h (AVG_ALIASED_VOPS): Define.
13007 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13009 (mp_info_t): Likewise.
13010 (get_mem_sym_stats_for): New.
13011 (set_memory_partition): Move from tree-flow-inline.h.
13012 (mark_non_addressable): Only clear the set of symbols for the
13013 partition if it exists.
13014 (dump_memory_partitions): Move from tree-ssa-operands.c
13015 (debug_memory_partitions): Likewise.
13016 (need_to_partition_p): New.
13017 (dump_mem_ref_stats): New.
13018 (debug_mem_ref_stats): New.
13019 (dump_mem_sym_stats): New.
13020 (debug_mem_sym_stats): New.
13021 (update_mem_sym_stats_from_stmt): New.
13022 (compare_mp_info_entries): New.
13023 (mp_info_cmp): Call it.
13024 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13026 (get_mpt_for): Move from tree-ssa-operands.c.
13027 (find_partition_for): New.
13028 (create_partition_for): Remove.
13029 (estimate_vop_reduction): New.
13030 (update_reference_counts): New.
13031 (build_mp_info): New.
13032 (compute_memory_partitions): Refactor.
13033 Document new heuristic.
13034 Call build_mp_info, update_reference_counts,
13035 find_partition_for and estimate_vop_reduction.
13036 (compute_may_aliases): Populate virtual operands before
13037 calling debugging dumps.
13038 (delete_mem_sym_stats): New.
13039 (delete_mem_ref_stats): New.
13040 (init_mem_ref_stats): New.
13041 (init_alias_info): Call it.
13042 (maybe_create_global_var): Remove alias_info argument.
13043 Get number of call sites and number of pure/const call sites
13044 from gimple_mem_ref_stats().
13045 (dump_alias_info): Call dump_memory_partitions first.
13046 (dump_points_to_info_for): Show how many times a pointer has
13048 * opts.c (decode_options): For -O2 set --param
13049 max-aliased-vops to 500.
13050 For -O3 set --param max-aliased-vops to 1000 and --param
13051 avg-aliased-vops to 3.
13052 * fortran/options.c (gfc_init_options): Remove assignment to
13054 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13055 * tree-dfa.c (dump_variable): Dump memory reference
13057 Dump NO_ALIAS* settings.
13058 (referenced_var_lookup): Tidy.
13059 (mem_sym_stats): New.
13060 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13061 and ORIG are different SSA names for a memory partition.
13062 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13063 * tree-flow.h (struct mem_sym_stats_d): Define.
13064 (mem_sym_stats_t): Define.
13065 (struct mem_ref_stats_d): Define.
13066 (struct gimple_df): Add field mem_ref_stats.
13067 (enum noalias_state): Define.
13068 (struct var_ann_d): Add bitfield noalias_state.
13069 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13070 debug_mem_ref_stats, debug_memory_partitions,
13071 debug_mem_sym_stats): Declare.
13072 * tree-ssa-structalias.c (update_alias_info): Update call
13073 sites, pure/const call sites and asm sites in structure
13074 returned by gimple_mem_ref_stats.
13075 Remove local variable IS_POTENTIAL_DEREF.
13076 Increase NUM_DEREFS if the memory expression is a potential
13078 Call update_mem_sym_stats_from_stmt.
13079 If the memory references memory, call
13080 update_mem_sym_stats_from_stmt for all the direct memory
13081 symbol references found.
13082 (intra_create_variable_infos): Set noalias_state field for
13083 pointer arguments according to the value of
13084 flag_argument_noalias.
13085 * tree-ssa-structalias.h (struct alias_info): Remove fields
13086 num_calls_found and num_pure_const_calls_found.
13087 (update_mem_sym_stats_from_stmt): Declare.
13088 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13089 Set default value to 100.
13090 (PARAM_AVG_ALIASED_VOPS): Define.
13092 2007-04-11 Richard Guenther <rguenther@suse.de>
13094 PR middle-end/31530
13095 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13096 a * -b + c as c - a * b if we honor sign dependent rounding.
13098 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13100 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13101 bfin_expand_strmov.
13102 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13103 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13105 (initialize_trampoline): Don't use old-style function definition.
13106 (bfin_secondary_reload): Mark IN_P argument as unused.
13108 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13110 PR tree-optimization/31343
13111 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13112 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13113 * testsuite/gcc.dg/vect/pr31343.c: New.
13115 2007-04-10 Eric Christopher <echristo@apple.com>
13117 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13118 * config/i386/i386.md (*cmpfp0): Use.
13119 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13120 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13121 (fix_trunc<mode>_i386_fisttp): Ditto.
13122 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13123 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13124 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13125 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13126 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13127 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13128 (unnamed_splitters): Ditto.
13129 * config/i386/i386.c (output_fix_trunc): Assert that
13130 we're not being passed a TFmode operand.
13132 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13134 PR tree-optimization/31526
13135 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13136 n_basic_blocks to find newly added blocks.
13138 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13140 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13142 (fix_trunc<mode>si_sse): Ditto.
13143 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13144 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13145 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13146 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13147 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13148 expander using SSEMODEF mode macro.
13149 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13150 expander using SSEMODEF mode macro.
13151 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13152 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13153 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13154 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13155 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13156 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13157 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13158 Macroize insn using X87MODEF mode macro.
13160 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13162 * config/i386/sse.md (sse2_pinsrw): Removed.
13163 (sse2_pextrw): Renamed to ...
13164 (*sse2_pextrw): This.
13166 2007-04-09 Jan Hubicka <jh@suse.cz>
13169 * config/i386/sse.md
13170 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13171 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13172 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13173 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13175 2007-04-09 Jan Hubicka <jh@suse.cz>
13177 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13178 multiple fields of union.
13180 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13182 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13183 (create_preheaders): Check that loops are available.
13184 (fix_loop_structure): Clean up, improve comments.
13185 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13186 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13188 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13189 * predict.c (tree_estimate_probability): Do not call
13190 calculate_dominance_info. Call create_preheaders.
13191 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13192 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13194 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13195 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13196 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13197 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13200 2007-04-08 Jan Hubicka <jh@suse.cz>
13202 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13203 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13204 * fold-const.c (fold_unary): Use it.
13206 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13208 * varasm.c (assemble_variable): Remove call to
13209 lang_hooks.decls.prepare_assemble_variable.
13210 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13211 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13212 * langhooks.h (lang_hooks_for_decls): Remove
13213 prepare_assemble_variable.
13215 2007-04-08 Mike Stump <mrs@apple.com>
13217 * config/i386/i386.c: Use inc/dec on Core2.
13219 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13221 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13222 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13223 lhd_tree_inlining_end_inlining): Remove.
13224 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13225 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13226 end_inlining hooks.
13227 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13228 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13229 lhd_tree_inlining_end_inlining): Remove prototypes.
13230 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13231 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13232 LANG_HOOKS_TREE_INLINING_START_INLINING,
13233 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13235 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13238 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13241 * config/avr/predicates.md (io_address_operand): Delete predicate.
13242 (low_io_address_operand): Don't use 'mode' argument.
13243 (higth_io_address_operand): Rename ...
13244 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13245 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13248 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13250 Revert change removing staticp.
13252 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13255 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13258 2007-04-07 Bruce Korb <bkorb@gnu.org>
13260 * c.opt: Add -Wformat-contains-nul.
13261 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13263 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13264 the NUL byte warning.
13266 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13268 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13270 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13272 * tree.c (staticp): No longer use staticp langhook.
13273 * langhooks.c (lhd_staticp): Removed.
13274 * langhooks.h (struct lang_hooks): Remove staticp.
13275 * c-common.c (c_staticp): Remove.
13276 * c-common.h (c_staticp): Ditto.
13277 * langhooks-defs.h (lhd_staticp): Ditto.
13278 (LHD_HOOKS_STATICP): Ditto
13279 * tree.h (gcc_assert_lowered): New macro.
13281 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13283 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13284 argument "reliable".
13285 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13286 Add argument "reliable". Propagate it through calls.
13287 (infer_loop_bounds_from_undefined): Derive number of iterations
13288 estimates from references in blocks that do not dominate loop latch.
13289 (gcov_type_to_double_int): New function.
13290 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13291 and expected_loop_iterations_unbounded.
13292 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13293 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13294 * tree-data-ref.c (estimated_loop_iterations): Export.
13295 (get_references_in_stmt): Fix -- do not return addresses of local
13297 * cfgloop.h (expected_loop_iterations_unbounded,
13298 estimated_loop_iterations): Declare.
13300 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13302 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13304 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13306 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13307 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13308 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13309 Use output_387_reg_move().
13310 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13311 expander using X87MODEF12 mode macro.
13312 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13313 choosing register preferences. Use output_387_reg_move().
13314 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13315 instead of "x". Use output_387_reg_move().
13316 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13317 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13318 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13319 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13320 Use output_387_reg_move().
13321 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13323 (*truncxf?f_i387 splitter): Ditto.
13325 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13327 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13328 LANG_HOOKS_SAFE_FROM_P.
13329 * expr.c (safe_from_p): Remove langhook call.
13330 * langhooks.h (lang_hooks): Remove safe_from_p.
13331 (lhd_safe_from_p): Remove prototype.
13332 * langhooks.c (lhd_safe_from_p): Remove.
13334 2007-04-06 Jan Hubicka <jh@suse.cz>
13336 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13339 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13341 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13342 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13343 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13344 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13346 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13347 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13349 2007-04-05 Richard Henderson <rth@redhat.com>
13351 * config/alpha/alpha.c (print_operand) [+]: Remove.
13352 (alpha_end_function): Print nop if call at end of function.
13353 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13354 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13355 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13356 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13357 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13358 the call pattern. Update peepholes to match.
13360 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13362 * doc/extend.texi (Other Builtins): Add decimal float variants
13364 * builtins.def: Ditto.
13365 * builtins.c (expand_builtin): Ditto.
13367 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13368 H.J. Lu <hongjiu.lu@intel.com>
13371 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13372 of V8HImode when calling ix86_binary_operator_ok.
13373 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13374 (sdot_prodv8hi): Operands 1 and 2 must be register.
13376 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13378 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13379 initialize align to silence bogus warning.
13381 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13383 PR middle-end/22156
13384 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13386 (struct sra_walk_fns): Remove use_all parameter from use.
13387 (sra_hash_tree): Handle BIT_FIELD_REFs.
13388 (sra_elt_hash): Don't hash bitfld blocks.
13389 (sra_elt_eq): Skip them in parent compares as well. Handle
13391 (sra_walk_expr): Don't maintain or pass down use_all_p.
13392 (scan_use): Remove use_all parameter.
13393 (scalarize_use): Likewise. Re-expand assignment to
13394 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13395 output, and re-scalarize after output. Don't mark anything
13397 (scalarize_ldst): Adjust.
13398 (scalarize_walk_gimple_modify_statement): Likewise.
13399 (build_element_name_1): Handle BIT_FIELD_REFs.
13400 (instantiate_element): Don't warn for any element whose parent
13401 is used as a whole.
13402 (instantiate_missing_elements_1): Return the sra_elt.
13403 (canon_type_for_field): New.
13404 (try_instantiate_multiple_fields): New.
13405 (instantiate_missing_elemnts): Use them.
13406 (mark_no_warning): Removed.
13407 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13408 (REPLDUP, sra_build_elt_assignment): New.
13409 (generate_copy_inout): Use them.
13410 (generate_element_copy): Likewise. Handle bitfld differences.
13411 (generate_element_zero): Don't recurse for blocks. Use
13412 sra_build_elt_assignment.
13413 (generate_one_element_int): Take elt instead of var. Use
13414 sra_build_elt_assignment.
13415 (generate_element_init_1): Adjust.
13416 (scalarize_use, scalarize_copy): Use REPLDUP.
13417 (scalarize_ldst): Move assert before dereference.
13418 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13420 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13422 * regmove.c: Fix unused variable warnings due to previous commit.
13424 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13426 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13427 (regmove_bb_head): Remove.
13428 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13429 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13430 problems with fixup_match_1.
13431 Don't initialize/free regmove_bb_head.
13433 (reg_is_remote_constant_p): If an insn is in the same basic block
13434 but not before INSN, consider it remote, too.
13436 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13439 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13440 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13442 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13444 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13445 (CONDITIONAL_REGISTER_USAGE): Likewise.
13447 2007-04-04 Richard Henderson <rth@redhat.com>
13449 * config/alpha/lib1funcs.asm: Remove unused file.
13451 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13454 * opts.c (print_specific_help): Fix --help=<language>
13456 (common_handle_option): Support --help=common.
13458 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13461 * gcc.c (main): Do not run the linker if
13462 print_subprocess_help indicates that it shouldn't be
13465 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13468 * doc/invoke.texi (--help=): Document <languages> value, fix
13469 formatting in tables of values.
13471 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13473 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13474 dllimport attribute of virtual methods.
13476 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13478 * config/score/crti.asm: Change _bss_start to __bss_start.
13479 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13480 (OUTGOING_REG_PARM_STACK_SPACE) update.
13481 * config/score/score.opt: add options to make backend support
13482 score5, score5u, score7 and score7d.
13483 * config/score/score.md: Likewise.
13484 * config/score/misc.md: Likewise.
13485 * config/score/mac.md: Likewise.
13486 * doc/invoke.texi: Likewise.
13487 * doc/md.texi: update constraints define.
13489 2007-04-03 Richard Henderson <rth@redhat.com>
13491 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13492 an appropriate type, use the mode instead.
13494 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13496 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13497 Set the default --with-arch setting to mips2.
13498 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13499 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13500 (MULTILIB_OSDIRNAMES): Delete.
13501 (MULTILIB_DIRNAMES): Define.
13502 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13503 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13504 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13505 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13506 VXWORKS_OS_CPP_BUILTINS.
13507 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13508 (MIPS_DEBUGGING_INFO): Undefine.
13509 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13511 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13513 PR middle-end/30704
13514 * fold-const.c (native_encode_real): Encode real.c provided longs
13515 as a series of 32-bit native integers.
13516 (native_interpret_real): Interpret buffer as a series of 32-bit
13519 2007-04-03 Richard Guenther <rguenther@suse.de>
13521 * genpreds.c (write_insn_constraint_len): Write function
13522 optimized for CONSTRAINT_LEN implementation.
13523 (write_tm_preds_h): Output insn_constraint_len inline and
13524 use it for CONSTRAINT_LEN.
13525 (write_insn_preds_c): Don't output insn_constraint_len.
13526 * doc/md.texi (define_register_constraint): Document multi-letter
13527 constraints shall have the same length if they start with the same
13530 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13533 * config/i386/i386.md (isinf<mode>2): Expand only when
13534 TARGET_C99_FUNCTIONS is set.
13536 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13538 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13539 (x86_64-*-linux*): Ditto.
13540 * config/i386/i386.opt (mpc): New option.
13541 * config/i386/i386.c (overrride_options): Handle
13542 ix87_precision_string.
13543 * config/i386/crtprec.c: New file.
13544 * config/i386/t-crtpc: Ditto.
13545 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13546 and -mpc80 options.
13547 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13548 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13549 crtprec32.o, crtprec64.o and crtprec80.o.
13551 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13552 and -mpc80 options.
13553 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13555 2007-04-02 Eric Christopher <echristo@apple.com>
13557 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13558 limitations on darwin.
13560 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13563 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13565 2007-04-02 Dave Korn <dave.korn@artimi.com>
13567 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13569 2007-04-02 Dave Korn <dave.korn@artimi.com>
13571 * libgcc2.h (exception_descriptor): Don't forward-declare.
13572 (__get_eh_table_language, __get_eh_table_version): Delete
13573 prototypes of long-dead functions.
13575 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13577 * ebitmap.h: New file
13578 * ebitmap.c: New file
13579 * Makefile.in (ebitmap.o): New target.
13581 2007-04-01 Jan Hubicka <jh@suse.cz>
13583 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13584 before very first instruction.
13586 2007-04-01 Jan Hubicka <jh@suse.cz>
13588 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13589 waring on 64bit hosts.
13590 * bitmap.h: Fix typo in bitmap_head_def.
13592 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13594 PR rtl-optimization/31391
13595 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13596 into a DELETED_LABEL note, and the label is in an empty basic
13597 block, update BB_END as well as BB_HEAD.
13599 2007-04-01 Richard Henderson <rth@redhat.com>
13601 PR tree-optimization/31169
13602 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13603 to varying if the range is outside [0, prec-1].
13605 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13608 * config/mips/mips.md (load_const_gp): New insn.
13609 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13610 the MIPS16 GP pseudo register if no_new_pseudos.
13611 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13613 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13616 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13618 (call_value): Likewise.
13620 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13621 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13624 * doc/invoke.texi: (optimization options): Reword description
13625 of -ffast-math. Document its primary purpose.
13627 2007-03-31 Richard Guenther <rguenther@suse.de>
13629 * omp-low.c (splay-tree.h): Include.
13630 (lookup_decl): Replace splay-tree usage by pointer-map.
13631 (maybe_lookup_decl): Likewise.
13632 (new_omp_context): Likewise.
13633 (delete_omp_context): Likewise.
13634 * gimplify.c (splay-tree.h): Include.
13635 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13637 (remap_ssa_name): Likewise.
13638 (remap_decl): Likewise.
13639 (remap_type_1): Likewise.
13640 (remap_type): Likewise.
13641 (copy_body_r): Likewise.
13642 (expand_call_inline): Likewise.
13643 (clone_body): Likewise.
13644 (copy_tree_r): Likewise.
13645 (remap_save_expr): Likewise.
13646 (unsave_r): Likewise.
13647 (unsave_expr_now): Likewise.
13648 (tree_function_versioning): Likewise.
13649 (build_duplicate_type): Likewise.
13650 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13651 (struct copy_body_data): Replace splay-tree by pointer-map.
13652 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13653 not $(SPLAY_TREE_H).
13654 (gimplify.o): Depend on $(SPLAY_TREE_H).
13655 (omp-low.p): Likewise.
13657 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13659 * config/avr/predicates.md (even_register_operand,
13660 odd_register_operand): New predicates.
13661 * config/avr/avr.md (movw peephole2): New.
13662 (movw_r peephole2): New.
13664 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13666 * tree.h (get_signed_or_unsigned_type): New.
13667 * fold-const.c (operand_equal_for_comparison_p): Use
13668 get_signed_or_unsigned_type instead of
13669 lang_hooks.types.signed_or_unsigned_type.
13670 * expr.c (store_expr): Ditto.
13671 * langhooks.c (get_signed_or_unsigned_type): New.
13672 (lhd_signed_or_unsigned_type): New.
13673 * langhooks.h (lhd_signed_or_unsigned_type): New.
13674 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13676 2007-03-30 Richard Henderson <rth@redhat.com>
13678 * tree-ssa-loop-ivopts.c: Include target.h.
13679 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13680 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13681 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13682 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13684 2007-03-30 Richard Henderson <rth@redhat.com>
13685 Kai Tietz <kai.tietz@onevision.com>
13687 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13688 default for 64-bit.
13689 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13690 (TARGET_64BIT_MS_ABI): New.
13691 (DBX_REGISTER_NUMBER): Handle 64-bit.
13692 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13693 (LONG_TYPE_SIZE): Force to 32.
13694 (REG_PARM_STACK_SPACE): New.
13695 (OUTGOING_REG_PARM_STACK_SPACE): New.
13696 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13697 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13698 (STACK_BOUNDARY): Use 128 for 64-bit.
13699 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13700 Add 64-bit implementation.
13701 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13703 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13704 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13705 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13706 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13707 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13708 TARGET_64BIT_MS_ABI.
13709 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13710 (ix86_pass_by_reference): Likewise.
13711 (ix86_function_value_regno_p): Likewise.
13712 (ix86_build_builtin_va_list): Likewise.
13713 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13714 (function_arg_advance_ms_64): New.
13715 (function_arg_advance): Call it.
13716 (function_arg_ms_64): New.
13717 (function_arg): Call it.
13718 (function_value_ms_64): New.
13719 (ix86_function_value_1): Call it.
13720 (return_in_memory_ms_64): New.
13721 (ix86_return_in_memory): Call it.
13722 (setup_incoming_varargs_ms_64): New.
13723 (ix86_setup_incoming_varargs): Call it.
13724 (ix86_expand_prologue): Handle 64-bit stack probing.
13725 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13726 (output_pic_addr_const): Likewise.
13727 (x86_this_parameter): Likewise.
13728 (x86_output_mi_thunk): Likewise.
13729 (x86_function_profiler): Likewise.
13730 (TARGET_STRICT_ARGUMENT_NAMING): New.
13731 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13732 (TARGET_64BIT_MS_ABI): New.
13733 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13734 * config/i386/i386.md (allocate_stack_worker): Remove.
13735 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13736 describe the clobber of eax without a match_scratch.
13737 (allocate_stack_worker_postreload): Remove.
13738 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13739 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13740 (allocate_stack_worker_rex64_postreload): Remove.
13741 (allocate_stack): Handle 64-bit.
13742 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13743 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13744 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13745 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13746 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13747 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13748 * config.build (x86_64-*-mingw*): New host.
13749 * config.host (x86_64-*-mingw*): New host.
13750 * config.gcc (x86_64-*-mingw*): New target.
13751 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13753 2007-03-30 Richard Henderson <rth@redhat.com>
13754 Kai Tietz <kai.tietz@onevision.com>
13756 * c-pragma.c (struct def_pragma_macro_value): New.
13757 (struct def_pragma_macro): New.
13758 (pushed_macro_table): New.
13759 (dpm_hash, dpm_eq): New.
13760 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13761 (init_pragma): Install them.
13762 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13764 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13766 * config/avr/avr.c (avr_override_options): Clear
13767 'flag_delete_null_pointer_checks'.
13769 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13772 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13773 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13774 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13775 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13776 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13777 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13778 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13780 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13782 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13784 * regmove.c: Move all of pass_stack_adjustments from here...
13785 * combine-stack-adj.c: ...to this new file.
13786 * Makefile.in: Add rules for combine-stack-adj.o.
13788 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13790 PR tree-optimization/31383
13791 * tree-data-ref.c (affine_function_equal_p): Do not require the
13792 vectors to have the same length.
13794 2007-03-30 Jan Hubicka <jh@suse.cz>
13796 PR middle-end/30700
13797 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13798 availablility; add more sanity checking; ask varpool only about
13801 2007-03-29 Richard Henderson <rth@redhat.com>
13803 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13804 to decide, but __SIZEOF_LONG_LONG__.
13806 2007-03-29 Richard Henderson <rth@redhat.com>
13808 * emutls.c (struct __emutls_array): New.
13809 (emutls_destroy): Use it instead of casting element 0 from void*.
13810 (__emutls_get_address): Likewise.
13812 2007-03-29 Richard Henderson <rth@redhat.com>
13814 * varasm.c (initializer_constant_valid_p): Don't deny
13815 DECL_DLLIMPORT_P on functions.
13817 * config/i386/cygming.h: Remove function declarations.
13818 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13819 (ASM_OUTPUT_LABELREF): Remove.
13820 (COMMON_ASM_OP): Remove.
13821 (ASM_OUTPUT_COMMON): Remove.
13822 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13823 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13824 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13825 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13826 Rename from TARGET_ENCODE_SECTION_INFO.
13827 * config/i386/netware.h: Likewise.
13828 * config/i386/i386-protos.h: Update.
13829 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13830 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13831 (legitimate_constant_p): Reject dllimports.
13832 (dllimport_map, get_dllimport_decl): New.
13833 (legitimize_dllimport_symbol): New.
13834 (legitimize_address, ix86_expand_move): Use it.
13835 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13836 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13837 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13838 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13839 * config/i386/predicates.md (constant_call_address_operand): Only
13840 accept symbols; reject dllimport_p symbols.
13841 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13842 i386_pe_maybe_record_exported_symbol.
13843 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13844 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13845 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13846 trust the setting of DECL_DLLIMPORT_P.
13847 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13848 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13849 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13850 tidy the argument scanning loop.
13851 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13852 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13853 (i386_pe_strip_name_encoding): Remove.
13854 (i386_pe_binds_local_p): New.
13855 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13856 (i386_pe_output_labelref): Remove.
13857 (i386_pe_asm_output_aligned_decl_common): New.
13858 (i386_pe_maybe_record_exported_symbol): Rename from
13859 i386_pe_record_exported_symbol; check for dllexported symbols.
13861 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13863 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13864 add comment explaining why vsnprintf cannot be used.
13866 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13868 PR tree-optimization/30666
13869 * tree.c (build_complex_type): When creating type names for DWARF2
13870 debug info, create TYPE_DECLs for TYPE_NAME instead of
13872 (build_common_tree_nodes_2): Use build_complex_type when building
13873 predefined complex types, to preserve canonical types.
13875 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13877 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13878 (noce_get_alt_condition): Look at it to determine whether to
13879 reverse the condition or not.
13880 (noce_get_condition): Substitute the truth for lies.
13881 (noce_find_if_block): Set the then_else_reversed field.
13883 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13885 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13886 destination of this insn.
13887 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13888 than calling gen_rtx_SET directly. Use r0 to hold the value of
13889 'address + 4' rather than a stack based temporary which can be
13890 mis-optimized away.
13892 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13894 * config/s390/s390.c (s390_secondary_input_reload_class,
13895 s390_secondary_output_reload_class): Functions removed.
13896 (s390_secondary_reload): New function.
13897 (TARGET_SECONDARY_RELOAD): Target macro defined.
13898 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13899 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13900 * config/s390/s390.md ("reload_outti", "reload_outdi",
13901 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13902 "reload_out<mode>"): Expanders removed.
13903 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13904 "reload<mode>_nonoffmem_out"): Expanders added.
13906 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13908 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13909 action if SRC->DEST replacement failed anyway.
13911 2007-03-28 Mike Stump <mrs@apple.com>
13913 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13914 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13915 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13917 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13919 * config.gcc: Accept barcelona as a variant of amdfam10.
13920 * config/i386/i386.c (override_options): Likewise.
13921 * doc/invoke.texi: Likewise.
13923 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13925 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13926 offsets for BIT_FIELD_REF and COMPONENT_REF.
13928 2007-03-28 Richard Guenther <rguenther@suse.de>
13930 * tree.c (is_global_var): Move ...
13931 * tree-flow-inline.h (is_global_var): ... here.
13932 * tree.h (is_global_var): Remove declaration.
13934 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
13936 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
13938 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
13939 * config/i386/i386.c (ix86_tune_features): Initialize new
13941 * config/i386/predicates.md (promotable_binary_operator): Use
13942 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
13944 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
13947 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
13949 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
13951 * config/fr30/fr30.md (movsi_internal): Change destination
13952 constraint from m to V and add m to the end.
13954 2007-03-28 Christian Bruel <christian.bruel@st.com>
13956 * config/sh/sh.md (movsi_i): Fix type attribute.
13958 2007-03-28 Christian Bruel <christian.bruel@st.com>
13960 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
13961 (movsf_ie): Likewise.
13963 2007-03-28 Christian Bruel <christian.bruel@st.com>
13965 * config.gcc: Add sh4-300 to multilib.
13966 * config/sh/t-mlib-sh4-300: New file.
13968 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
13970 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
13971 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
13972 fix_trunc<mode>di2.
13973 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
13974 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
13975 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
13976 "fixuns_trunctddi2"): Whitespace fix.
13978 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
13980 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
13981 the definition of struct sh_args.
13982 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
13983 CALL_COOKIE_INT_REG_GET): Likewise.
13985 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
13987 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
13988 transformations are applied successfully.
13990 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
13992 * tree.c (tree_contains_struct): Permit 512 tree codes.
13993 * tree.h (tree_contains_struct): Ditto.
13994 (MAX_TREE_CODES): Ditto.
13995 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
13996 SPARE member to store remaining padding bits.
13998 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14000 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14003 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14005 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14006 * configure: Regenerate.
14008 * configure: Regenerate using the correct version of autoconf.
14010 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14012 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14014 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14015 regs to "__SP_L__" and "__SP_H__".
14017 2007-03-27 Richard Guenther <rguenther@suse.de>
14019 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14020 computations with it with a HOST_WIDE_INT variable.
14022 2007-03-26 Mike Stump <mrs@apple.com>
14024 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14025 objective-c-header, objective-c++-header and objc++-cpp-output
14027 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14029 2007-03-26 Richard Henderson <rth@redhat.com>
14032 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14033 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14034 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14035 IX86_BUILTIN_PSRLQ128): New.
14036 (ix86_init_mmx_sse_builtins): Add them.
14037 (ix86_expand_builtin): Expand them.
14038 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14039 operand 2 be TImode.
14040 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14041 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14042 _mm_srli_epi64): Mark __B const.
14043 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14044 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14045 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14046 new two-vector shift builtins.
14048 2007-03-26 Ian Lance Taylor <iant@google.com>
14050 PR tree-optimization/31345
14051 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14052 [+INF, +INF(OVF)] into VARYING.
14054 2007-03-26 Zack Weinberg <zackw@panix.com>
14056 * gengtype-parse.c: New file.
14057 * gengtype-yacc.y: Delete.
14058 * gengtype-lex.l: Don't include gengtype-yacc.h.
14059 Define YY_DECL and yyterminate appropriately for recursive
14060 descent parser. yylval is now a string out-parameter to yylex.
14061 (HWS, EOID): New shorthand.
14062 (IWORD): Add a couple more types.
14063 (yylex): Add a setup stanza. Remove the complex rules for
14064 detecting GTY'ed types and typedefs; replace with simple
14065 keyword detectors. Adjust everything for the changed
14066 definition of yylval. Ignore all pp-directives, not just #define.
14068 (parse_file): Rename yybegin; do not call yyparse.
14070 * gengtype.c (xasprintf): Export again.
14071 (this_file): New. Use everywhere __FILE__ was being used.
14072 (get_lang_bitmap): Special case types defined in gengtype.c.
14073 (do_typedef, new_structure): Suppress definition of certain types.
14074 (new_structure): Improve diagnostics of duplicate definitions.
14075 Make sure location_s is associated with input.h.
14076 (nreverse_pairs, define_location_structures): New functions.
14077 (main): Improve tagging of kludge types. Remove old kludges
14078 for input.h types; use define_location_structures.
14079 * gengtype.h: Update prototypes. Define token codes here.
14080 * Makefile.in: Remove all references to gengtype-yacc.
14081 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14083 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14084 add GTY((skip)) to the field that's only conditionally there.
14085 * doc/install.texi: Document that Bison is no longer required
14086 unless building treelang.
14088 * gengtype.c: Don't include gtyp-gen.h.
14089 (srcdir): Declare here.
14090 (base_files, lang_dir_names): Allocate dynamically.
14091 (gt_files, num_gt_files, num_lang_dirs): New globals.
14092 (measure_input_list, read_input_line, read_input_list)
14093 (set_lang_bitmap): New functions.
14094 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14095 simplify, relying on read_input_list to set up the bitmaps.
14096 (main): Arguments are no longer unused. Check for correct number
14097 of command line arguments, set srcdir and srcdir_len, then call
14098 read_input_list, before doing anything else. No need to worry
14099 about duplicates in main loop.
14100 * configure.ac: Simplify the calculation of all_gtfiles.
14101 Put language tags in there. Don't set or substitute
14102 all_gtfiles_files_langs or all_gtfiles_files_frags.
14103 * Makefile.in: Revamp the way gengtype is invoked, now that it
14104 takes a file on its command line with a much simpler format.
14105 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14106 (GTFILES): Remove duplicates and C source files.
14107 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14108 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14109 * configure: Regenerate.
14111 * gengtype.h: Remove all type definitions to gengtype.c; leave
14112 only definitions of options_p, type_p, and pair_p as opaque
14113 pointers. Update prototypes.
14114 * gengtype.c: Many type definitions moved here from gengtype.h.
14115 Consolidate type definitions at the top of the file.
14116 (xvasprintf): Delete.
14117 (xasprintf): Make static.
14118 (create_nested_pointer_option): Add 'next' parameter.
14119 (create_field_all, create_field_at): New functions.
14120 (create_field): Now a thin wrapper around create_field_all.
14121 (create_optional_field): Rename create_optional_field_ and add
14122 line argument. Original name is now a macro which supplies
14124 (oprintf): Use vsnprintf directly.
14125 (close_output_files): Use fatal rather than perror/exit.
14126 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14127 (main): Set progname. Don't use exit.
14128 * gengtype-yacc.y (struct_fields): Use create_field_at.
14129 (option, optionseqopt): Delete.
14130 (optionseq): Consolidate productions from option here so we
14131 can use the first argument to create_option.
14133 * gengtype-lex.l: Distinguish unions from structures in the
14134 token type. Don't call find_structure; return the tag as a string.
14135 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14136 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14137 string. Reorganize typedef_struct production accordingly.
14138 Use create_nested_ptr_option.
14139 * gengtype.c (create_nested_ptr_option): New function.
14140 * gengtype.h: Declare it.
14142 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14143 (string_type): Don't declare.
14144 (do_scalar_typedef): Declare.
14145 (create_scalar_type): Update prototype.
14146 * gengtype.c (string_type): Make static.
14147 (scalar_nonchar, scalar_char): New.
14148 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14149 (resolve_typedef): Use scalar_nonchar for error recovery.
14150 (create_scalar_type): Remove name_len field. Return scalar_char
14151 or scalar_nonchar as appropriate.
14152 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14153 to use string_type.
14154 (throughout): Use scalar_nonchar instead of calling
14155 create_scalar_type, whenever possible.
14156 (main): Initialize scalar_char and scalar_nonchar before calling
14158 * gengtype-lex.l: Adjust for removal of second argument to
14159 create_scalar_type. Use yylval.s instead of yylval.t when
14161 * gengtype-yacc.y: Type of SCALAR is string. Call
14162 create_scalar_type from type:SCALAR rule. Adjust for removal of
14163 second argument to create_scalar_type.
14165 * vec.h: Remove all #if IN_GENGTYPE blocks.
14166 Add comment saying that changes may require adjustments to gengtype.
14167 * gengtype.c: Don't include coretypes.h or tm.h.
14168 Add comment to inclusion of errors.h.
14169 (note_def_vec, note_def_vec_alloc): New functions.
14170 * gengtype.h: Declare new functions.
14171 * gengtype-lex.l: Don't include coretypes.h.
14172 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14174 (update_lineno): Remove unnecessary prototype.
14175 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14176 (VEC rule): Just return VEC_TOKEN.
14177 * gengtype-yacc.y (VEC_TOKEN): New token type.
14178 (type): Add a production for VEC(a,b).
14179 * Makefile.in: Update dependencies.
14181 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14182 typedefs that use the old PARAMS macro.
14184 * gengtype-lex.l: Remove all rules and states relating to yacc
14186 * gengtype-yacc.y: Similarly.
14187 * gengtype.c (note_yacc_type): Delete function.
14188 * gengtype.h: Update prototypes.
14190 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14192 * tree-pretty-print.c (dump_generic_node): Report precision of
14193 unnamed integer types.
14195 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14197 * ifcvt.c (noce_try_store_flag_constants): Don't check
14198 no_new_pseudos here.
14199 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14200 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14201 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14202 noce_try_sign_mask): Likewise.
14203 (if_convert): Check no_new_pseudos here.
14205 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14207 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14208 (noce_get_condition): Handle new then_else_reversed argument.
14209 (noce_init_if_info): Remove, fold into noce_find_if_block.
14210 (noce_process_if_block): Take a struct noce_if_info as the
14211 argument. Don't set up one based on ce_if_info. Update pointer
14212 references accordingly.
14213 (cond_move_process_if_block): Likewise.
14214 (process_if_block): Removed.
14215 (find_if_block): Removed. Move functionality two new functions,
14216 noce_find_if_block and cond_exec_find_if_block.
14217 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14218 blocks and the symmetric IF-ELSE-JOIN case.
14219 (cond_exec_find_if_block): Also new function mostly based on old
14220 find_if_block and process_if_block.
14221 (find_if_header): Replace find_if_block call with separately
14222 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14223 (find_cond_trap): Update noce_get_condition call.
14224 (dead_or_predicable): Likewise.
14226 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14228 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14230 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14231 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14232 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14233 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14234 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14235 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14236 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14237 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14238 __builtin_ia32_psrad128 builtins.
14240 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14242 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14243 * config/i386/constraints.md
14244 (define_constraint "I"): Use IN_RANGE macro.
14245 (define_constraint "J"): Ditto.
14246 (define_constraint "K"): Ditto.
14247 (define_constraint "M"): Ditto.
14248 (define_constraint "N"): Ditto.
14249 (define_constraint "O"): Ditto.
14250 * config/i386/predicates.md
14251 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14252 (define_predicate "const_0_to_3_operand"): Ditto.
14253 (define_predicate "const_0_to_7_operand"): Ditto.
14254 (define_predicate "const_0_to_15_operand"): Ditto.
14255 (define_predicate "const_0_to_63_operand"): Ditto.
14256 (define_predicate "const_0_to_255_operand"): Ditto.
14257 (define_predicate "const_1_to_31_operand"): Ditto.
14258 (define_predicate "const_2_to_3_operand"): Ditto.
14259 (define_predicate "const_4_to_7_operand"): Ditto.
14261 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14263 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14264 in SImode for save_world.
14265 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14268 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14270 PR tree-optimization/30784
14271 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14274 2007-03-25 Revital Eres <eres@il.ibm.com>
14276 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14277 Fold movement_possibility function into it.
14279 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14281 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14282 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14283 (call_indirect_nonlocal_darwin64): Same.
14284 (call_nonlocal_darwin64): Same.
14285 (call_value_indirect_nonlocal_darwin64): Same.
14286 (call_value_nonlocal_darwin64): Same.
14287 (sibcall_nonlocal_darwin64): Same.
14288 (sibcall_value_nonlocal_darwin64): Same.
14289 (sibcall_symbolic_64): Same.
14290 (sibcall_value_symbolic_64): Same.
14291 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14293 (rs6000_emit_load_toc_table): Same.
14294 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14295 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14297 (divss_call): Same.
14298 (divus_call): Same.
14299 (quoss_call): Same.
14300 (quous_call): Same.
14301 (load_toc_v4_pic_si): Same
14302 (load_toc_v4_PIC_1): Same.
14303 (load_toc_v4_PIC_1b): Same.
14304 (call_indirect_aix{32,64}): Same.
14305 (call_value_indirect_aix{32,64}): Same.
14307 (call_value): Same.
14308 (call_local{32,64}): Same.
14309 (call_value_local{32,64}): Same.
14310 (call_indirect_nonlocal_aix{32,64}): Same.
14311 (call_nonlocal_aix{32,64}): Same.
14312 (call_value_indirect_nonlocal_aix{32,64}): Same.
14313 (call_value_nonlocal_aix{32,64}): Same.
14314 (call_indirect_nonlocal_sysv<mode>): Same.
14315 (call_nonlocal_sysv<mode>): Same.
14316 (call_value_indirect_nonlocal_sysv<mode>): Same.
14317 (call_value_nonlocal_sysv<mode>): Same.
14319 (sibcall_local{32,64}): Same.
14320 (sibcall_value_local{32,64}): Same.
14321 (sibcall_nonlocal_aix{32,64}): Same.
14322 (sibcall_value_nonlocal_aix{32,64}): Same.
14323 (sibcall_nonlocal_sysv<mode>): Same.
14324 (sibcall_value): Same.
14325 (sibcall_value_nonlocal_sysv<mode>): Same.
14327 2007-03-24 Paul Brook <paul@codesourcery.com>
14329 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14330 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14332 2007-03-24 Richard Henderson <rth@redhat.com>
14334 * config/ia64/constraints.md: New file.
14335 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14336 satisfies_constraint_?.
14337 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14338 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14339 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14340 ia64_output_mi_thunk): Likewise.
14341 (ia64_const_ok_for_letter_p): Remove.
14342 (ia64_const_double_ok_for_letter_p): Remove.
14343 (ia64_extra_constraint): Remove.
14344 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14345 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14346 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14347 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14348 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14349 EXTRA_MEMORY_CONSTRAINT): Remove.
14350 * config/ia64/ia64.md: Include constriants.md. Replace
14351 CONST_OK_FOR_? with satisfies_constraint_?.
14353 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14354 H.J. Lu <hongjiu.lu@intel.com>
14356 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14358 (name macros): Use DPD_BID_NAME to convert names properly.
14360 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14361 decimal floating point format.
14362 (init_floating_libfuncs): Change decimal functions so that they
14363 have a "bid_" prefix if the decimal system uses the BID format,
14364 and "dpd_" prefix if the decimal system uses the DPD format.
14365 (init_interclass_conv_libfuncs): Ditto.
14366 (init_intraclass_conv_libfuncs): Ditto.
14368 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14369 using the BID format.
14371 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14372 whether we are using the BID decimal format.
14373 * configure: Regenerate.
14375 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14376 the compiler has decimal floating point enabled. Define
14377 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14380 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14381 using the BID format.
14383 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14384 whether we are using the BID decimal format.
14385 * configure: Regenerate.
14387 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14388 the compiler has decimal floating point enabled. Define
14389 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14392 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14393 options, and that it is enabled for i386/x86_64 systems.
14395 * Makefile.in (enable_decimal_float): New.
14397 (DECNUMINC): Add -I$(DECNUMFMT).
14398 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14399 to $(DECNUMFMT) from $(DECNUM).
14401 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14402 Substitute enable_decimal_float.
14403 * configure: Regenerated.
14406 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14409 * configure.ac: Enable decimal float for x86_64-*-linux*.
14410 * configure: Regenerated.
14413 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14414 decimal128ClearSign to flip and clear the sign bit in decimal128.
14415 (decimal_real_maxval): Set decimal128SetSign to set the sign
14418 2007-03-23 Ian Lance Taylor <iant@google.com>
14420 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14422 2007-03-23 Ian Lance Taylor <iant@google.com>
14424 * tree-dump.c (dump_files): Correct comment.
14426 2007-03-23 Ian Lance Taylor <iant@google.com>
14428 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14430 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14432 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14433 in cfglayout mode. Don't go into and out of cfglayout mode.
14434 Link the blocks in the order of the constructed traces.
14435 (rest_of_handle_tracer): Adjust call to tracer.
14436 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14437 Don't go into cfglayout mode.
14438 (rtl_loop_done): Don't go out of cfglayout mode.
14439 * cfglayout.c (relink_block_chain): New function, split out from...
14440 (fixup_reorder_chain): ...here. Remove redundant checking.
14441 (cfg_layout_finalize): Don't clear the header, footer, and aux
14442 fields here, move the code to do so to relink_block_chain. Likewise
14443 for free_original_copy_tables.
14444 * rtl.h (tracer): Update prototype.
14445 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14446 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14447 mode. Use relink_block_chain to serialize the CFG according to the
14448 new basic block order. Move targetm.cannot_modify_jumps_p check from
14450 (gate_handle_reorder_blocks): ...to here.
14451 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14453 (gate_duplicate_computed_gotos): ...to here.
14454 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14455 something always changes when going into and out of cfglayout mode.
14456 Perform an expensive cfg cleanup while going into cfglayout mode.
14457 Always update liveness information on HAVE_conditional_execution
14458 targets. Reserialize the basic blocks and go out of cfglayout mode.
14459 * reg-stack.c: Include cfglayout.h.
14460 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14461 the call to reorder_basic_blocks.
14462 * basic-block.h (reorder_basic_blocks): Update prototype.
14463 (relink_block_chain): New prototype.
14464 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14466 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14468 * config/mips/mips.md (type, hazard, *movdi_32bit,
14469 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14470 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14471 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14472 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14473 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14475 (movcc): Change first xfer to multi.
14476 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14477 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14478 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14479 config/mips/generic.md: Change reservations using "xfer" to use
14481 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14482 using match_operand.
14483 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14484 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14486 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14488 2007-03-22 Richard Henderson <rth@redhat.com>
14490 * config/i386/i386.c: Remove unnecessary function declarations.
14491 Move targetm definition, and all related macros, to the end of
14492 the file. Resort some functions to put definitions before uses.
14493 (ix86_attribute_table): Make static. Move to end of file.
14494 (ix86_gimplify_va_arg): Make static.
14496 2007-03-22 Richard Henderson <rth@redhat.com>
14498 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14499 don't increase local_regparm with force_align_arg_pointer check.
14500 (ix86_function_sseregparm): Assert 32-bit.
14501 (type_has_variadic_args_p): New.
14502 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14503 type_has_variadic_args_p.
14504 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14505 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14506 use memset instead. Do maybe_vaarg check first; skip attribute
14507 tests if true; skip attribute tests for 64-bit.
14508 (construct_container): Remove TARGET_DEBUG_ARG.
14509 (function_arg_advance_32, function_arg_advance_64): Split out ...
14510 (function_arg_advance): ... from here.
14511 (function_arg_32, function_arg_64): Split out ...
14512 (function_arg): ... from here.
14513 (ix86_pass_by_reference): Tidy.
14514 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14515 (function_value_32): New, from parts of ix86_function_value
14516 and ix86_value_regno.
14517 (function_value_64): New, from parts of ix86_function_value
14518 and ix86_libcall_value.
14519 (ix86_function_value_1): New.
14520 (ix86_function_value, ix86_libcall_value): Use it.
14521 (return_in_memory_32, return_in_memory_64): Split out ...
14522 (ix86_return_in_memory): ... from here.
14523 (ix86_struct_value_rtx): Skip for 64-bit.
14524 (ix86_libcall_value, ix86_value_regno): Remove.
14525 (setup_incoming_varargs_64): Split out ...
14526 (ix86_setup_incoming_varargs): ... from here.
14527 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14528 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14529 * config/i386/i386-protos.h (ix86_function_value): Remove.
14530 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14532 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14535 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14536 infinities not supported, otherwise emit warning if -Woverflow. On
14537 underflow, emit warning if -Woverflow.
14538 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14540 * real.h (real_from_string): Update declaration
14542 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14543 Richard Henderson <rth@redhat.com>
14545 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14546 * calls.c (compute_argument_block_size, expand_call,
14547 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14548 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14549 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14550 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14551 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14552 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14553 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14554 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14557 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14559 * c-incpath.c (add_sysroot_to_chain): New.
14560 (merge_include_chains): Add sysroot argument. Call
14561 add_sysroot_to_chain if sysrooted.
14562 (register_include_chains): Update call to merge_include_chains.
14563 * doc/cppopts.texi: Document use of '=' in include directory
14566 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14568 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14569 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14570 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14571 insn pattern using X87MODEF12 mode macro.
14573 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14575 * regmove.c (regmove_optimize): Use reg_mentioned_p
14576 instead of reg_overlap_mentioned_p for DST.
14578 2007-03-21 Mike Stump <mrs@apple.com>
14580 * c.opt: Fixup for Objective-C/C++.
14582 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14584 * explow.c (convert_memory_address): Fold memory reference when
14585 POINTERS_EXTEND_UNSIGNED < 0
14587 2007-03-21 Richard Henderson <rth@redhat.com>
14590 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14591 * config/i386/mmintrin.h (__m64): Likewise.
14592 * config/i386/xmmintrin.h (__m128): Likewise.
14594 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14596 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14597 (VXWORKS_OS_CPP_BUILTINS): Define.
14598 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14599 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14601 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14603 * rtl.h (constant_pool_reference_p): Delete.
14604 (find_constant_src): Declare.
14605 * rtlanal.c (find_constant_src): New function.
14606 * simplify-rtx.c (constant_pool_reference_p): Delete.
14607 * config/i386/i386.md: Use find_constant_src instead of
14608 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14610 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14612 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14613 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14615 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14617 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14618 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14619 (arm_elf_asm_constructor): Use it.
14620 (arm_elf_asm_destructor): New function.
14622 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14624 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14626 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14628 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14630 2007-03-19 Andrew Haley <aph@redhat.com>
14632 PR tree-optimization/31264
14633 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14634 VIEW_CONVERT_EXPRs.
14636 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14638 PR rtl-optimization/30907
14639 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14640 (fwprop_init): Always call loop_optimizer_initialize.
14641 (fwprop_done): Always call loop_optimizer_finalize.
14642 (fwprop): We always have loop info now.
14643 (gate_fwprop_addr): Remove.
14644 (pass_fwprop_addr): Use gate_fwprop as gate.
14646 PR rtl-optimization/30841
14647 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14648 df_chain_alloc): Call df_reorganize_refs unconditionally.
14649 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14650 refs_organized to refs_organized_size.
14651 (df_ref_create_structure): Use refs_organized_size instead of
14652 bitmap_size if refs had been organized, and keep refs_organized_size
14654 * df.h (struct df_ref_info): Change refs_organized to
14655 refs_organized_size.
14656 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14659 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14661 * except.c (output_function_exception_table): Do not reference the
14662 EH personality routine for functions that do not require an
14665 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14668 * c-typeck.c (convert_for_assignment): Call comptypes for
14669 RECORD_TYPE or UNION_TYPE.
14671 PR inline-asm/30505
14672 * reload1.c (reload): Do invalid ASM checking after
14673 cleanup_subreg_operands.
14675 2007-03-19 Jeff Law <law@redhat.com>
14677 * tree-cfg.c (find_taken_edge): Tighten conditions for
14678 optimizing computed gotos.
14680 2007-03-19 Michael Matz <matz@suse.de>
14682 * builtins.c (expand_builtin_sync_operation,
14683 expand_builtin_compare_and_swap,
14684 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14687 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14688 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14691 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14693 * doc/tm.texi: Add brackets around the return type of
14694 TARGET_SECONDARY_RELOAD.
14696 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14697 Richard Guenther <rguenther@suse.de>
14699 PR tree-optimization/31254
14700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14701 Use handled_component_p () where appropriate. Continue
14702 propagating into the rhs if we propagated into an INDIRECT_REF
14705 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14707 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14708 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14709 (xde, xdee): Mode attributes adjusted to support DFP modes.
14710 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14711 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14712 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14713 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14714 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14715 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14716 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14718 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14719 "movsf"): Insn definitions removed.
14720 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14721 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14722 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14724 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14725 "reload_in<mode>", "reload_out<mode>"): Expander added.
14726 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14729 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14731 * config/s390/s390.md: Only non-functional changes. Renamed
14732 FPR mode macro to BFP all over the file.
14734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14736 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14737 (op_type attribute): RRF instruction type added.
14738 (fT0): New mode attribute.
14739 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14740 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14741 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14742 instruction no secondary memory is needed when moving DFmode values
14743 between GPRs and FPRs.
14745 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14747 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14748 inverted and documentation adjusted.
14749 ("mhard-dfp", "msoft-dfp"): New options.
14750 * config/s390/s390.c (s390_handle_arch_option): New architecture
14752 (override_options): Sanity checks for the new options added.
14753 * config.gcc: New architecture switch: z9-ec.
14754 * config/s390/s390.h (processor_flags): PF_DFP added.
14755 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14756 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14757 when the bit is NOT set so remove it from the defaults.
14759 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14761 * genemit.c (main): Print include statement for dfp.h.
14762 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14765 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14767 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14769 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14772 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14773 instead of PATTERN.
14775 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14777 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14778 attr_length_call, output_call, output_indirect_call): Cleanup
14779 formatting of targetm calls.
14781 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14783 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14785 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14787 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14788 reservation, bypass and anti-bypass descriptions for these
14789 instructions. Update move patterns.
14790 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14793 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14795 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14796 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14797 (get_initial_def_for_reduction): Likewise.
14799 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14801 Fix PR tree-optimization/29922
14802 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14803 (get_representative): Removed.
14804 (value_dies_in_block_x): Update for rvuse removal.
14805 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14806 (compute_antic_aux): Handle when PHI nodes appear in
14807 non-single-successors.
14808 (dump_bitmap_of_names): Removed.
14809 (compute_antic_safe): Renamed and removed rvuse calculation.
14810 Calculate only antic safe.
14811 (insert_into_preds_of_block): Remove assert.
14812 (execute_pre): Update for renamed functions.
14813 (defer_or_phi_translate_block): New function.
14815 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14817 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14818 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14820 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14821 Follow spelling conventions.
14823 * tree-data-ref.h: Remove the prototype for analyze_array.
14825 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14827 PR tree-optimization/31041
14828 * tree-vect-transform.c (get_initial_def_for_induction): Call
14829 force_gimple_operand.
14831 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14833 * ipa-type-escape.c (look_for_casts) : Revert code to use
14834 handled_component_p due to ada test a-numaux.adb.
14836 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14838 * final.c (final_scan_insn): Alter the condition of a
14839 conditional trap if we have nonstandard CC.
14841 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14843 * configure.ac: Remove excess quoting from asm line 0 test.
14844 * configure: Rebuilt.
14846 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14848 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14849 * c-common.c (convert_and_check): Move warning logic to...
14850 (warnings_for_convert_and_check): ...here. Define.
14851 * c-common.h (warnings_for_convert_and_check): Declare.
14853 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14855 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14856 (output_call): Likewise.
14858 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14860 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14862 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14864 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14866 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14868 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14869 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14871 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14873 PR tree-optimization/31183
14874 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14875 Use double_int instead of unsigned int for representing access_strides.
14876 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14878 2007-03-16 Richard Guenther <rguenther@suse.de>
14880 PR tree-optimization/31146
14881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14882 to allow recursion of forward_propagate_addr_expr.
14883 (forward_propagate_addr_into_variable_array_index): Likewise.
14884 (forward_propagate_addr_expr): Likewise.
14885 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14886 (forward_propagate_addr_expr_1): Recurse on simple copies
14887 instead of propagating into them. Do so for useless conversions
14889 (forward_propagate_addr_expr): Clean up unused statements after
14892 2007-03-16 Richard Guenther <rguenther@suse.de>
14894 * builtins.c (expand_builtin_cexpi): Use the right argument
14895 for the expansion via cexp.
14897 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14899 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14900 * configure: Rebuilt.
14902 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14905 * dwarf2out.c (force_type_die): Adjust comment.
14906 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14908 2007-03-15 DJ Delorie <dj@redhat.com>
14910 * config/frv/predicates.md (minmax_operator): Don't check operands
14913 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14915 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14916 Update constant estimates of number of iterations.
14917 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14918 argument renamed to "realistic".
14919 (compute_estimated_nb_iterations): Removed.
14920 (record_niter_bound): New function.
14921 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14922 call record_nonwrapping_iv with upper = false.
14923 (infer_loop_bounds_from_signedness): Pass upper argument to
14924 record_nonwrapping_iv.
14925 (estimate_numbers_of_iterations_loop): Do not call
14926 compute_estimated_nb_iterations. Record estimate based on profile
14927 information. Initialize the constant estimates of number of
14929 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14931 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
14932 number of iterations is too small.
14933 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
14934 (EST_NOT_AVAILABLE): Removed.
14935 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
14936 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
14939 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14941 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
14942 Handle NE_EXPR guards.
14944 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14947 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
14948 Set also -pedantic-errors by default for the preprocessor unless
14949 -fpermissive is given.
14951 2007-03-15 Richard Guenther <rguenther@suse.de>
14953 PR middle-end/29719
14954 PR middle-end/31161
14955 * builtins.c (expand_builtin_cexpi): As a fallback if we
14956 don't have builtins for sincos or cexp create a function
14957 declaration for cexp and expand to a call to that.
14958 (expand_builtin_int_roundingfn): Always fall
14959 back to floor/ceil and its variants even if they may be
14962 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
14964 PR middle-end/31159
14965 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
14966 jump tables, move the call to delete_dead_jumptables from here...
14967 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
14968 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
14969 don't allow merging of blocks that try_redirect_by_replacing_jump
14970 also does not handle when not optimizing.
14972 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14973 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14975 * config/i386/i386.md (x86_sahf_1): Correctly handle
14978 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
14982 x86_64_general_operand as operand[2] predicate. Remove "iF"
14983 from operand constraints and use "e" constraint instead.
14984 (*subti3_1, *subti3_1 splitter): Ditto.
14985 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
14986 operand[1] predicate.
14988 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
14990 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
14991 arrays, multiply the access strides by the size of the sub-array.
14992 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
14994 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
14996 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
14997 the configured assembler supports the sahf mnemonic.
14998 * configure: Regenerate.
14999 * config.in: Regenerate.
15001 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15002 emit "sahf" or ".byte\t0x9e" as asm template.
15004 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15007 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15008 option to replace hard coded TARGET_xxx in md file.
15009 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15010 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15011 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15012 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15013 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15014 (X86_TUNE_NOT_VECTORMODE): Ditto.
15015 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15016 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15017 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15018 (TUNE_SLOW_IMUL_IMM8): Ditto.
15019 (TUNE_MOVE_M1_VIA_OR): Ditto.
15020 (TUNE_NOT_UNPAIRABLE): Ditto.
15021 (TUNE_NOT_VECTORMODE): Ditto.
15023 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15026 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15027 tuning options instead of hard coded TARGET_xxx.
15028 (fix ssemode peephole2's): Ditto.
15029 (imul peephole2's): Ditto.
15031 (movdi_or_rex64): Ditto.
15032 (move peephole2): Ditto.
15033 (not peephole2's): Ditto.
15035 2007-03-14 Dirk Mueller <dmueller@suse.de>
15037 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15038 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15039 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15041 * c-parser.c (c_parser_do_statement): Warn about empty body in
15042 do/while statement.
15043 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15044 * doc/invoke.texi (-Wempty-body): Update documentation.
15046 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15049 * c-common.h (warn_for_div_by_zero): Declare.
15050 * c-common.c (warn_for_div_by_zero): Define.
15051 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15054 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15056 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15057 to PREFIX and STANDARD_PREFIX.
15059 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15060 Phil Edwards <phil@codesourcery.com>
15062 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15063 (__gthread_once_t): Remove busy field for RTPs.
15064 (__GTHREAD_ONCE_INIT): Update accordingly.
15066 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15068 * doc/invoke.texi: Document VxWorks options.
15070 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15072 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15074 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15076 PR tree-optimization/30590
15077 * tree-nrv.c (tree_nrv): Check for the partial update of the
15080 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15082 * flags.h (flag_random_seed): Remove declaration, in favor of...
15083 * toplev.h (get_random_seed, set_random_seed): ... these.
15084 * tree.c (get_file_function_name): Use the former.
15085 * opts.c (common_handle_option): Use the latter.
15088 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15090 PR middle-end/31127
15091 * cse.c (cse_find_path): Do not bail out if a basic block that
15092 we already visited now becomes part of a path that starts at a
15093 different basic block. Just disallow this, to make sure we
15094 visit each basic block at most once.
15096 2007-03-13 Jan Hubicka <jh@suse.cz>
15098 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15099 attributes, when profile esitmate is present, calls with very low
15100 frequency are cold.
15102 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15104 PR tree-optimization/30730
15105 PR tree-optimization/26900
15106 * tree-ssa-loop-niter.c: Include gmp.h.
15107 (bounds): New type.
15108 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15109 split_to_var_and_offset, determine_value_range,
15110 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15111 bound_difference, bounds_add, bounds_negate,
15112 number_of_iterations_ne_max, dump_affine_iv): New functions.
15113 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15114 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15115 difference of initial and final value of control iv to validate
15117 (number_of_iterations_cond): Add loop parameter. Determine bounds
15118 on the difference of the extremes of the control iv. Add dumps.
15119 (expand_simple_operations): Handle phi nodes.
15120 (simplify_using_initial_conditions): Do not record used conditions.
15121 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15122 Do not set additional_info.
15123 (implies_nonnegative_p, implies_ge_p): Removed.
15124 (derive_constant_upper_bound): Do not use parameter `additional'.
15125 (record_estimate): Parameter `additional' removed. Parameter
15126 `i_bound' added. Do not call derive_constant_upper_bound.
15127 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15128 bound the number of iterations estimate.
15129 (estimate_numbers_of_iterations_loop): Pass the estimate from
15130 the number of iterations analysis to record_estimate.
15131 * tree.h (multiple_of_p): Declare.
15132 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15133 (scev_const_prop): Do not check expression_expensive_p.
15134 * fold-const.c (multiple_of_p): Exported.
15135 * double-int.c (double_int_mask): Exported.
15136 * double-int.h (double_int_mask): Declare.
15137 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15138 field. Added max field.
15140 2007-03-13 David Taylor <taylor@candd.org>
15143 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15146 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15149 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15150 two unamed patterns.
15152 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15154 * config/i386/i386.opt (mcx16, msahf): New options.
15155 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15156 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15158 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15159 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15160 Output -mcx16 and -msahf options when corresponding bit is set.
15162 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15163 and -msahf options.
15165 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15167 * configure.ac: Test for assembler tolerance to # 0 "".
15168 * configure, config.in: Rebuilt.
15169 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15171 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15173 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15175 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15176 (handle_syscall): Handle direct system calls.
15177 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15179 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15181 * doc/invoke.texi: Fix cpp.info cross-reference.
15182 * doc/passes.texi: Fix gcc.info cross-reference.
15184 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15186 PR tree-optimization/30835
15187 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15188 bb_for_stmt is not NULL before accessing it.
15190 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15192 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15195 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15198 * doc/install.texi: Document --enable-stage1-languages
15200 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15202 * tree-pass.h (pass_into_cfg_layout_mode,
15203 pass_outof_cfg_layout_mode): Declare.
15204 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15205 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15206 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15207 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15209 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15211 * c-decl.c (warn_variable_length_array): New function.
15212 Refactored from grokdeclarator to handle warn_vla
15213 and handle unnamed array case.
15214 (grokdeclarator): Refactored VLA warning case.
15215 * c.opt (Wvla): New flag.
15216 * doc/invoke.texi (Wvla): New warning.
15218 2007-03-12 Richard Henderson <rth@redhat.com>
15220 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15221 (TARGET_SECTION_TYPE_FLAGS): New.
15223 2007-03-12 Richard Henderson <rth@redhat.com>
15225 * config/darwin.c (machopic_reloc_rw_mask): New.
15226 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15227 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15229 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15231 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15232 * cppdefault.h (cpp_PREFIX): Document.
15233 (cpp_PREFIX_len): Likewise.
15234 (cpp_EXEC_PREFIX): New variable.
15235 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15236 * c-incpath.c (add_standard_paths): Correct logic for relocating
15237 paths within prefix.
15239 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15241 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15242 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15244 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15245 fix_truncdfdi_sse using SSEMODEF mode macro.
15246 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15247 fix_truncdfsi_sse using SSEMODEF mode macro.
15248 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15249 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15251 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15253 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15254 elfos.h to tm_file.
15256 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15258 * tree.h : Add multiple_of_p declaration.
15259 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15260 * ipa-type-escape.c (results_of_malloc): Redundant.
15261 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15262 (cast_type): Extended with new members.
15263 (check_cast): Returns cast_type.
15264 (cast): New structure for data of walk_use_def_chains.
15265 (is_malloc_result, is_cast_from_non_pointer_1,
15266 is_cast_from_non_pointer,
15267 is_array_access_through_pointer_and_index): New functions.
15268 (look_for_casts): Returns cast types.
15269 (check_call): Returns void.
15270 (okay_pointer_operation): Use support of pointer plus index,
15271 pointer plus constant and allow all multiplications.
15273 2007-03-11 Richard Guenther <rguenther@suse.de>
15275 PR tree-optimization/31115
15276 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15277 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15278 A shift count of zero is not special as with *_DIV_EXPR.
15279 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15282 2007-03-11 Ian Lance Taylor <iant@google.com>
15284 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15285 the *_DIV_EXPR codes correctly with overflow infinities.
15287 2007-03-11 Ira Rosen <irar@il.ibm.com>
15289 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15290 indicate success/failure of the analysis. Add negation to subtrahend
15291 in case of subtraction. Fail if both operands contain constants.
15292 (create_data_ref): Fail if analyze_offset fails.
15294 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15296 * config/i386/i386.md (frndintxf2): Rename to ...
15297 (rintxf2): ... this. Remove expander having same name.
15298 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15299 (roundsf2, rounddf2): Ditto.
15300 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15301 (lround<mode>di2, lround<mode>si2): Ditto.
15303 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15305 * lower-subreg.c: Include except.h.
15306 (decompose_multiword_subregs): Verify that the only control flow
15307 insns we can split are loads to multi-words pseudos.
15308 Handle breaking such blocks after splitting, instead of calling
15309 find_many_sub_basic_blocks.
15311 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15312 on the new basic block. Add a lengthy comment explaining why we
15313 thought this was necessary.
15314 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15316 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15319 * tree.c (walk_type_fields): Recurse into the element type of
15320 ARRAY_TYPEs if there is a pointer set.
15322 2007-03-10 Dirk Mueller <dmueller@suse.de>
15324 * c-common.c (warn_logical_operator): Fix condition.
15326 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15328 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15330 * config/darwin.c (machopic_select_section): Remove superfluous
15331 argument in call to categorize_decl_for_section. Remove unused
15334 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15336 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15338 * configure: Regenerate.
15340 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15343 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15344 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15345 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15346 Add LABEL_NUSES to emitted label.
15347 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15348 branch probability value to emitted jump insn.
15349 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15350 Do not check life information and do not re-arrange input operands
15351 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15353 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15355 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15356 the change of decode_asm_operands.
15358 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15360 * mode-switching.c (create_pre_exit): Skip blockage insn.
15362 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15364 * tree-pass.h (TODO_update_smt_usage): Remove.
15366 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15370 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15372 * pa.c (attr_length_call): Revise condition for long
15373 pc-relative branch.
15374 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15375 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15376 sequence on SOM target.
15378 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15380 * gcc.c: Document %{, in big comment at top.
15381 (input_suffix_matches): Remove special handling for .s and
15383 (input_spec_matches): New.
15384 (handle_braces): Handle %{,.
15385 (validate_switches): ',' indicates a value which is not a switch.
15386 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15387 to detect assembler input.
15388 * config/i386/sol2.h (CPP_SPEC): Likewise.
15389 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15390 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15391 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15392 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15393 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15394 -m64 causes deployment target to default to 10.5.
15395 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15397 2007-03-09 Richard Henderson <rth@redhat.com>
15400 * target.h (targetm.asm.out.reloc_rw_mask): New.
15401 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15402 (TARGET_ASM_OUT): Use it.
15403 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15404 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15405 use the new reloc_rw_mask target hook instead.
15406 (default_section_type_flags_1): Merge into...
15407 (default_section_type_flags): ... here.
15408 (decl_readonly_section_1): Merge into...
15409 (decl_readonly_section): ... here.
15410 (default_elf_select_section_1): Merge into...
15411 (default_elf_select_section): ... here.
15412 (default_unique_section_1): Merge into...
15413 (default_unique_section): ... here.
15414 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15415 (default_select_rtx_section): Use it.
15416 (default_elf_select_rtx_section): Likewise.
15417 * output.h: Update to match.
15418 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15419 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15420 (TARGET_ASM_RELOC_RW_MASK): New.
15421 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15422 to categorize_decl_for_section.
15423 (x86_64_elf_unique_section): Likewise.
15424 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15425 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15426 (TARGET_ASM_RELOC_RW_MASK): New.
15427 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15428 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15429 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15430 (TARGET_RWRELOC): Remove.
15431 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15432 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15433 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15434 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15435 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15436 (rs6000_xcoff_select_section): Use decl_readonly_section.
15437 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15438 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15439 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15440 (TARGET_SECTION_TYPE_FLAGS): Remove.
15441 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15443 2007-03-09 Roger Sayle <roger@eyesopen.com>
15445 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15446 complex constant equality/inequality comparisons for here.
15447 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15448 known at compile-time or can be simplified to a scalar comparison.
15449 (fold_relational_const): Move compile-time evaluation of complex
15450 constant equality/inequality comparisons to here.
15452 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15454 PR rtl-optimization/30643
15455 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15457 (fold_rtx): Recurse, like before 2006-11-03.
15459 2007-03-09 DJ Delorie <dj@redhat.com>
15461 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15464 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15466 PR tree-optimization/30375
15467 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15468 LHS of statements is not the same.
15469 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15471 2007-03-09 Chao-ying Fu <fu@mips.com>
15473 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15475 * doc/invoke.texi (-mdspr2): Document new option.
15476 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15477 New unspec for DSP REV 2.
15478 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15479 these instructions are extended in DSP REV 2.
15480 (mips-dspr2.md): Include.
15481 * config/mips/mips.opt (mdspr2): New option.
15482 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15483 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15484 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15485 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15486 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15487 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15488 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15490 (bdesc_map): Add one field of unsupported_target_flags.
15491 (bdesc_arrays): Update entries to have extra fields. Add
15493 (mips_init_builtins): Initialize new function types.
15494 Check unsupported_target_fileds to filter out builtins.
15495 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15497 (ASM_SPEC): Pass mdspr2 to the assembler.
15498 * config/mips/mips-dspr2.md: New file.
15500 2007-03-09 Sa Liu <saliu@de.ibm.com>
15502 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15504 2007-03-09 Ian Lance Taylor <iant@google.com>
15506 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15507 argument) like -Wstrict-overflow=2.
15508 * doc/invoke.texi (Warning Options): Update documentation.
15510 2007-03-09 Dirk Mueller <dmueller@suse.de>
15513 * doc/invoke.texi (-Wlogical-op): Document.
15514 * common.opt (-Wlogical-op): New.
15515 * c-common.h (warn_logical_operator): Declare.
15516 * c-common.c (warn_logical_operator): Define.
15517 * c-typeck.c (parser_build_binary_op): Call
15518 warn_logical_operator.
15520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15522 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15523 * final.c (final_scan_insn): Test for non-"" file name.
15525 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15527 * doc/loop.texi: Document the Omega linear constraints solver.
15528 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15529 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15530 omega-hash-table-size, omega-max-keys, and
15531 omega-eliminate-redundant-constraints.
15532 * tree-pass.h (pass_check_data_deps): Declared.
15535 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15536 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15537 pass_check_data_deps): New.
15538 * tree-data-ref.c (init_data_ref): Remove declaration.
15539 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15540 (analyze_array): Renamed init_array_ref, move up initializations.
15541 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15542 Removed arguments that are set to NULL.
15543 (analyze_indirect_ref): Correct indentation, correct call to
15545 (object_analysis): Call init_array_ref instead of analyze_array.
15546 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15547 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15548 of DR_ACCESS_FNS_ADDR.
15549 (init_omega_eq_with_af, omega_extract_distance_vectors,
15550 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15551 ddr_consistent_p): New.
15552 (compute_affine_dependence): Check consistency of ddrs when
15553 flag_check_data_deps is passed.
15554 (analyze_all_data_dependences): Uncomment.
15555 (tree_check_data_deps): New.
15556 * tree-data-ref.h: Include omega.h.
15557 (DR_ACCESS_FNS_ADDR): Removed.
15558 (data_dependence_relation): Add inner_loop.
15559 (DDR_INNER_LOOP): New.
15560 * common.opt (fcheck-data-deps): New.
15561 * tree-flow.h (tree_check_data_deps): Declare.
15562 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15563 (OBJS-common): Depend on omega.o.
15565 * passes.c (pass_check_data_deps): Scheduled.
15566 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15567 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15568 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15569 PARAM_VECT_MAX_VERSION_CHECKS,
15570 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15572 2007-03-09 Richard Guenther <rguenther@suse.de>
15574 PR tree-optimization/30904
15575 PR middle-end/31058
15576 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15577 the same way as *_DIV_EXPR.
15579 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15581 * recog.c (decode_asm_operands): No mixed declarations and code.
15583 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15585 * rtl.def (ASM_INPUT): Add location.
15586 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15587 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15588 (decode_asm_operands): Add loc operand.
15589 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15590 * stmt.c (expand_asm): Rename to...
15591 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15592 gen_rtx_ASM_INPUT_loc.
15593 (expand_asm_expr): Adjust.
15594 * recog.c (decode_asm_operands): Add loc operand.
15595 (check_asm_operands, extract_insn): Adjust.
15596 * reload1.c (maybe_fix_stack_asms): Likewise.
15597 * final.c (asm_insn_count): Likewise.
15598 (final_scan_insn): Output # line before and after asm.
15600 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15602 * tree-ssa-structalias.c (variable_info): Remove
15604 (new_var_info): Ditto.
15605 (shared_bitmap_info_t): New structure.
15606 (shared_bitmap_table): New variable.
15607 (shared_bitmap_hash): New function.
15608 (shared_bitmap_eq): Ditto
15609 (shared_bitmap_lookup): Ditto.
15610 (shared_bitmap_add): Ditto.
15611 (merge_smts_into): Change to take bitmap directly.
15612 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15613 (init_alias_vars): Init shared bitmap hashtable.
15614 (delete_points_to_sets): Delete shared bitmap hashtable.
15615 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15616 is_aliased removal as a change that was still necessary was
15619 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15621 * config/i386/i386.h (override_options): Conditionally disable
15622 x86_sahf for 64bit targets only.
15624 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15627 * c-decl.c (merge_decls): Don't call make_var_volatile.
15628 * varasm.c (make_var_volatile): Remove.
15629 * output.h (make_var_volatile): Remove.
15631 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15633 PR tree-optimization/31085
15634 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15636 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15638 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15639 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15640 ATTR_CONST_NOTHROW_LIST.
15642 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15645 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15647 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15649 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15652 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15654 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15655 passed, use shared libgcc.
15657 2007-03-08 Roger Sayle <roger@eyesopen.com>
15659 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15660 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15661 (honor_protect_cleanup_actions, lower_try_finally_switch):
15663 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15664 ifc_temp_var): Likewise.
15665 * tree-inline.c (setup_one_parameter): Likewise.
15666 * tree-mudflap.c (mf_decl_cache_locals,
15667 mf_build_check_statement_for): Likewise.
15668 * tree-nested.c (init_tmp_var, save_tmp_var,
15669 finalize_nesting_tree_1): Likewise.
15670 * tree-outof-ssa.c (insert_copy_on_edge,
15671 insert_backedge_copies): Likewise.
15672 * tree-profile.c (tree_gen_edge_profiler,
15673 tree_gen_ic_profiler): Likewise.
15674 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15675 * tree-sra.c (sra_build_assignment): Likewise.
15676 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15677 * tree-ssa-math-opts.c (insert_reciprocals,
15678 execute_cse_sincos_1): Likewise.
15679 * tree-tailcall.c (adjust_accumulator_values,
15680 adjust_return_value): Likewise.
15681 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15682 * tree-vect-transform.c (vect_create_data_ref_ptr,
15683 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15684 vect_create_epilog_for_reduction, vectorizable_reduction,
15685 vectorizable_call, vectorizable_conversion,
15686 vectorizable_assignment, vectorizable_operation,
15687 vectorizable_type_demotion, vect_gen_widened_results_half,
15688 vect_permute_store_chain, vectorizable_store,
15689 vect_setup_realignment, vect_permute_load_chain,
15690 vectorizable_load, vectorizable_condition,
15691 vect_create_cond_for_align_checks): Likewise.
15692 * tree-vrp.c (build_assert_expr_for): Likewise.
15694 2007-03-08 Ian Lance Taylor <iant@google.com>
15696 * tree-vrp.c: Include "intl.h".
15697 (usable_range_p): New static function.
15698 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15699 overflowed values, juts set *strict_overflow_p.
15700 (compare_values): Only return -2 if one of the operands is not a
15702 (compare_ranges): Call usable_range_p.
15703 (compare_range_with_value): Likewise.
15704 (vrp_evaluate_conditional_warnv): Rename from
15705 vrp_evaluate_conditional. Make static. Change all callers.
15706 (vrp_evaluate_conditional): New function.
15707 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15708 on signed overflow.
15709 (simplify_abs_using_ranges): Likewise.
15710 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15711 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15712 within_stmt parameter.
15713 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15714 vrp_evaluate_conditional.
15715 * tree-ssa-threadedge.c
15716 (record_temporary_equivalences_from_stmts_at_dest): Change
15717 simplify parameter to take a second tree parameter.
15718 (simplify_control_stmt_condition): Likewise.
15719 (thread_across_edge): Likewise.
15720 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15721 (thread_across_edge): Likewise.
15722 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15724 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15726 * config/i386/i386.h (TARGET_SAHF): New define.
15727 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15728 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15729 (x86_sahf): New global variable.
15730 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15731 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15732 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15733 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15735 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15736 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15737 when expanding fcomi/sahf based tests.
15738 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15739 expanding sahf based alternative. Emit sahf based sequence when
15740 optimizing for code size.
15741 * config/i386/i386.md (x86_sahf_1): Do not disable for
15742 TARGET_64BIT, enable for TARGET_SAHF.
15744 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15746 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15747 spurious whitespace from error message.
15749 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15752 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15754 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15756 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15758 * tree-sra.c (instantiate_element): Propagate disabled warnings
15759 from the element itself to the created variable.
15761 2007-03-07 Richard Henderson <rth@redhat.com>
15764 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15765 silently fix up the stack in the case of a missing register.
15767 2007-03-07 Paul Brook <paul@codesourcery.com>
15769 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15771 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15773 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15775 (phase1_vrs): Use them.
15776 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15777 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15778 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15779 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15780 __gnu_Unwind_Restore_WMMXC if required.
15781 (_Unwind_VRS_Pop): Implement iWMMXt support.
15782 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15783 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15784 gnu_Unwind_Save_WMMXC): Define.
15786 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15788 * config/vxworks.h (vxworks_override_options): Declare.
15789 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15790 * config/vxworks.c: Include target.h and toplev.h.
15791 (vxworks_override_options): New function.
15792 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15794 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15796 * config/s390/s390.c (override_options): Don't emit an error when
15797 -mstack-size is used without providing -mstack-guard.
15798 (s390_emit_prologue): Choose stack_guard value automatically if not
15799 provided via command line.
15800 * doc/invoke.texi: Adjust description of -mstack-guard and
15803 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15805 * config/i386/i386.c (output_set_got): Add a GOT initialization
15806 sequence for VxWorks PIC.
15807 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15808 around labels as well as symbols. Use gotoff_operand instead
15809 of local_symbolic_operand.
15810 (legitimize_pic_address): Use gotoff_operand instead of
15811 local_symbolic_operand. Use @GOT accesses for labels as
15813 (ix86_output_addr_diff_elt): Use PC-relative rather than
15814 GP-relative offsets for VxWorks PIC.
15815 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15816 no_new_pseudos. Check whether the returned register is op0.
15817 * config/i386/i386.md (tablejump): Use PC-relative rather than
15818 GP-relative offsets for VxWorks PIC.
15819 * config/i386/predicates.md (gotoff_operand): New predicate.
15821 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15823 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15825 * config/vxworks-dummy.h: New file.
15826 * config/i386/i386.h: Include it.
15828 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15830 * dwarf2out.c (is_inlined_entry_point): New
15831 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15832 DW_AT_ranges if the first subblock is the entry point.
15834 2007-03-06 David Daney <ddaney@avtrex.com>
15836 * doc/install.texi (mips-*-*): Change recommended binutils
15839 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15841 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15842 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15844 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15845 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15847 2007-03-06 Jan Hubicka <jh@suse.cz>
15849 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15850 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15852 (probably_cold_bb_p): Cold functions are cold.
15853 (probably_never_executed_bb_p): Cold functions are cold.
15854 (tree_bb_level_predictions): Predict calls to cold functions as not
15856 (compute_function_frequency): Check hot/cold attributes.
15857 * function.h (function_frequency): Update comments.
15858 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15859 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15860 (c_common_att): Add cold and hot.
15862 * doc/extend.texi (hot,cold attributes): Document.
15864 2007-03-06 Andrew Haley <aph@redhat.com>
15866 * function.c (expand_function_end): Move blockage to just after we
15867 emit the label for the naked return from the function.
15869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15871 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15874 2007-03-06 Jan Hubicka <jh@suse.cz>
15876 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15877 loaded for constant large models. Non-large 64bit PIC can do.
15878 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15879 * cmodel.h: Add LARGE PIC.
15880 * i386.md (UNSPEC_PLTOFF): New.
15881 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15883 (*call_1_rex64): Disable for large models.
15884 (*call_1_rex64_large): New.
15885 (*call_value_1_rex64): Disable for large models.
15886 (*call_value_1_rex64_large): New.
15887 (set_rip_rex4): New.
15888 (set_got_offset_rex64): New.
15889 * predicates.md (constant_call_address_operand): For large model
15890 constant calls are not possible.
15891 * i386-protos.h (construct_plt_address): Declare.
15892 * i386.c (override_options): Accept large models.
15893 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15894 (legitimate_constant_p): Add new UNSPECs.
15895 (legitimate_pic_operand_p): Likewise.
15896 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15897 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15899 (output_pic_addr_const): Add PLTOFF.
15900 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15901 (ix86_expand_move): Legitimize pic address when in PIC mode.
15902 (construct_plt_address): New function.
15903 (ix86_expand_call): Offload the address to register and use GOT
15904 pointer for large model.
15905 * invoke.texi (mcmodel=large): Update documentation.
15907 2007-03-06 Richard Henderson <rth@redhat.com>
15909 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15910 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15911 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15912 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15913 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15914 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15915 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15916 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15917 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15918 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15919 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15920 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15921 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15922 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15923 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15924 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15925 x86_schedule, x86_use_bt, x86_pad_returns,
15926 x86_use_xchgb): Merge into ...
15927 (ix86_tune_features): ... here. New array.
15928 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15929 x86_bswap): Merge into ...
15930 (ix86_arch_features): ... here. New array.
15931 (x86_3dnow_a): Remove.
15932 (x86_accumulate_outgoing_args): Make static.
15933 (x86_arch_always_fancy_math_387): Make static.
15934 (ix86_tune_mask, ix86_arch_mask): Move ...
15935 (override_options): ... to local variables here. Apply the
15936 appropriate mask to each element of ix86_arch_features and
15937 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
15938 as were done in the old macros.
15939 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
15940 * config/i386/i386.h (x86_use_leave, x86_push_memory,
15941 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
15942 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
15943 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
15944 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
15945 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
15946 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
15947 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
15948 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
15949 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
15950 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15951 x86_accumulate_outgoing_args, x86_prologue_using_move,
15952 x86_epilogue_using_move, x86_decompose_lea,
15953 x86_arch_always_fancy_math_387, x86_shift1,
15954 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15955 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15956 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
15957 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15958 x86_use_incdec, x86_pad_returns, x86_bswap,
15959 x86_partial_flag_reg_stall): Remove.
15960 (enum ix86_tune_indices): New.
15961 (ix86_tune_features): New.
15962 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
15963 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
15964 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
15965 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
15966 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
15967 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
15968 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
15969 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
15970 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
15971 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
15972 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
15973 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
15974 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
15975 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
15976 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
15977 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
15978 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
15979 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
15980 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
15981 TARGET_EXT_80387_CONSTANTS): Use it.
15982 (enum ix86_arch_indices): New.
15983 (ix86_arch_features): New.
15984 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
15985 TARGET_BSWAP): Use it.
15986 (ix86_tune_mask, ix86_arch_mask): Remove.
15988 2007-03-06 Joseph Myers <joseph@codesourcery.com>
15991 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
15992 Define using $${sysroot_headers_suffix}.
15993 * configure: Regenerate.
15994 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
15995 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
15997 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
15998 * gcc.c (print_sysroot_headers_suffix): New.
15999 (option_map): Include --print-sysroot-headers-suffix.
16000 (display_help): Mention -print-sysroot-headers-suffix.
16001 (process_command): Handle -print-sysroot-headers-suffix.
16002 (do_spec_1): Append multilib directory to include-fixed path if
16003 sysroot suffixes in use.
16004 (main): Handle -print-sysroot-headers-suffix.
16005 * Makefile.in (start.encap): Don't depend on xlimits.h
16006 (xlimits.h): Remove.
16007 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16008 limits.h for each multilib in fixinc_list.
16009 (fixinc_list, s-fixinc_list): New.
16010 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16011 generate them for each multilib in fixinc_list.
16012 (stmp-fixproto): Use include-fixed. Run fixproto for each
16013 multilib in fixinc_list.
16014 (mostlyclean): Don't remove xlimits.h.
16015 (clean): Remove include-fixed.
16016 (real-install-headers-tar, real-install-headers-cpio,
16017 real-install-headers-cp): Don't copy include, only include-fixed.
16018 (install-mkheaders): Depend on fixinc_list. Don't depend on
16019 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16020 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16021 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16023 2007-03-06 Jan Hubicka <jh@suse.cz>
16025 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16028 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16030 * configure.ac: Allow tm_file to contain build-directory files.
16031 * configure: Regenerate.
16032 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16033 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16034 * config/m68k/print-sysroot-suffix.sh: New file.
16036 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16038 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16039 of pic_offset_table_rtx if reload_completed.
16040 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16041 PIC_OFFSET_TABLE_REGNUM.
16042 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16044 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16045 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16047 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16049 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16050 functions that call eh_return.
16052 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16054 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16055 functions that need a constant pool.
16057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16060 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16061 (m68k_preferred_reload_class): Likewise.
16062 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16063 (SECONDARY_RELOAD_CLASS): Define.
16064 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16065 (LIMIT_RELOAD_CLASS): Delete.
16066 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16067 registers from storing bytes.
16068 (m68k_secondary_reload_class): New function.
16069 (m68k_preferred_reload_class): Likewise.
16071 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16073 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16075 (m68k_expand_prologue): Likewise.
16077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16079 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16080 (mips_expand_epilogue): Add a bool parameter.
16081 (m68k_legitimize_sibcall_address): Declare.
16082 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16083 (m68k_expand_epilogue): Add a parameter to select between sibling
16084 and normal epilogues. Only generate a return for the latter.
16085 (m68k_ok_for_sibcall_p): New function.
16086 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16087 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16088 (sibcall_value, *sibcall_value): Likewise.
16089 (*call, *call_value): Require !SIBLING_CALL_P.
16090 (epilogue): Update call to m68k_expand_epilogue.
16091 (sibcall_epilogue): New pattern.
16092 * config/m68k/predicates.md (const_call_operand): Say that this
16093 predicate applies to sibling calls too.
16094 (sibcall_operand): New predicate.
16096 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16098 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16099 alternatives as movsi_cf.
16100 (movsf_cf_hard): Add commentary.
16102 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16103 Richard Sandiford <richard@codesourcery.com>
16105 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16106 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16107 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16108 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16109 as being live on exit from an interrupt function.
16110 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16111 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16112 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16113 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16114 (m68k_interrupt_function_p): Globalize.
16115 (m68k_compute_frame_layout): Remove reverse mask code.
16116 (m68k_emit_movem, m68k_set_frame_related): New functions.
16117 (m68k_output_function_prologue): Delete in favor of...
16118 (m68k_expand_prologue): ...this new function.
16119 (m68k_output_function_epilogue): Delete in favor of...
16120 (m68k_expand_epilogue): ...this new function.
16121 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16123 (print_operand): Handle %?.
16124 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16125 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16126 (prologue, epilogue): New patterns.
16127 (return): Turn into a define_expand.
16128 (*return): New pattern, derived from old "return" pattern. Use rte
16129 rather than rts for interrupt functions. Only use rtd if the pop
16131 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16132 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16133 (link, *link, unlink, *unlink, load_got): Likewise.
16135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16139 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16140 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16141 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16142 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16143 and m68k_matches_u_p.
16144 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16145 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16146 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16147 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16148 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16149 (REG_STRICT_P): New macro.
16150 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16151 PCREL_GENERAL_OPERAND_OK.
16152 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16153 m68k_legitimate_base_reg_p.
16154 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16155 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16156 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16157 * config/m68k/m68k.c (m68k_address): New structure.
16158 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16159 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16160 (m68k_jump_table_ref_p, m68k_decompose_address)
16161 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16162 (m68k_matches_u_p): New functions.
16163 (print_operand_address): Rewrite to use m68k_decompose_index.
16165 2007-03-05 David Taylor <dtaylor@emc.com>
16167 * gcc.c: Correct copyright date in --version output.
16169 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16171 * pa.md: In unamed move patterns, disparge copies between general
16172 and floating point registers using '?' modifier. Don't include 'f'
16173 constraint for register preferences in DImode, SImode, HImode and
16174 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16175 Remove constraints for copies between general and floating registers
16176 in soft-float DFmode pattern.
16177 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16181 2007-03-05 Mike Stump <mrs@apple.com>
16183 * c-common.c (targetcm): Add.
16184 * c-opts.c (c_common_handle_option): Handle language specific
16186 * opts.c (handle_option): Verify language for target options, if
16188 * opth-gen.awk: Add CL_LANG_ALL.
16189 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16190 (TARGETCM_INITIALIZER): Add.
16191 * target.h (struct gcc_targetcm): Add.
16193 * targhooks.c (default_handle_c_option): Add.
16194 * targhooks.h (default_handle_c_option): Add.
16195 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16197 * config/darwin.opt (iframework): Add.
16198 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16199 * config/darwin-c.c (handle_c_option): Add.
16200 (TARGET_HANDLE_C_OPTION): Add.
16202 * doc/invoke.texi (Darwin Options): Add -iframework.
16204 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16206 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16209 2007-03-05 Ian Lance Taylor <iant@google.com>
16211 * c.opt (fgnu89-inline): New option.
16212 * c-opts.c (c_common_post_options): Set default value for
16214 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16215 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16217 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16218 (grokdeclarator, start_function): Likewise.
16219 * c-cppbuiltin.c (c_cpp_builtins): Define either
16220 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16221 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16222 (C Dialect Options): Document -fgnu89-inline.
16223 * doc/extend.texi (Function Attributes): Explain what the
16224 gnu_inline attribute does.
16225 * doc/cpp.texi (Common Predefined Macros): Document
16226 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16228 2007-03-05 Ian Lance Taylor <iant@google.com>
16230 PR tree-optimization/31034
16231 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16232 half-range if the other side is an overflow infinity.
16234 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16236 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16237 (bfin*-linux-uclibc*): New configuration.
16238 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16240 * config/bfin/linux.h: New file.
16241 * config/bfin/libgcc-bfin.ver: New file.
16242 * config/bfin/t-bfin-uclinux: New file.
16243 * config/bfin/t-bfin-linux: New file.
16244 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16245 (TARGET_OS_CPP_BUILTINS): New macro.
16247 2007-03-05 Richard Guenther <rguenther@suse.de>
16249 * fold-const.c (fold_binary): Remove duplicate folding
16250 of comparison of non-null ADDR_EXPR against null.
16252 2007-03-05 Richard Guenther <rguenther@suse.de>
16253 Dorit Nuzman <dorit@il.ibm.com>
16255 PR tree-optimization/26420
16256 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16257 are no loops in the function. Only print the number of
16258 vectorized loops if it is greater than zero or we are supposed
16259 to print information about unvectorized loops.
16261 2007-03-05 Revital Eres <eres@il.ibm.com>
16263 * gcc.dg/var-expand1.c: New test.
16264 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16265 when an accumulator is expanded.
16267 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16270 * c-common.c (convert_and_check): Don't give warnings for
16271 conversion if 'expr' already overflowed.
16273 2007-03-04 Roger Sayle <roger@eyesopen.com>
16275 PR middle-end/30744
16276 * fold-const.c (fold_comparison): Enforce type consistency when
16277 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16279 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16281 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16282 containing a cast to the base of TARGET_MEM_REF.
16284 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16286 * tree.c (tree_contains_struct_check_failed): Remove spurious
16287 whitespace from error message.
16289 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16292 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16293 instead of precision.
16295 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16296 Nathan Sidwell <nathan@codesourcery.com>
16298 * emit-rtl.c (find_auto_inc): New.
16299 (try_split): recreate REG_INC notes,
16300 Use regular for loops rather than whiles.
16302 2007-03-03 Andreas Schwab <schwab@suse.de>
16304 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16305 * configure: Regenerate.
16307 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16309 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16310 flag_rounding_math, not flag_unsafe_math_optimizations.
16312 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16314 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16315 alpha_fold_vector_minmax): Likewise.
16316 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16317 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16319 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16321 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16322 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16323 if the lhs has side-effects.
16324 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16326 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16328 * config/i386/i386.h (TUNEMASK): Remove define.
16329 (ARCHMASK): Remove define.
16330 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16331 Use ix86_arch_mask variable instead of ARCHMASK.
16332 * config/i386/i386.c (override_options): Ditto.
16333 (standard_80387_constant_p): Ditto.
16335 2007-03-02 Ian Lance Taylor <iant@google.com>
16337 Used signed infinities in VRP.
16338 * tree-vrp.c (uses_overflow_infinity): New static function.
16339 (supports_overflow_infinity): New static function.
16340 (make_overflow_infinity): New static function.
16341 (negative_overflow_infinity): New static function.
16342 (positive_overflow_infinity): New static function.
16343 (is_negative_overflow_infinity): New static function.
16344 (is_positive_overflow_infinity): New static function.
16345 (is_overflow_infinity): New static function.
16346 (overflow_infinity_range_p): New static function.
16347 (compare_values_warnv): New function split out of compare_values.
16348 (compare_value): Call it.
16349 (set_value_range_to_nonnegative): Add overflow_infinity
16350 parameter. Change caller.
16351 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16353 (vrp_expr_computes_nonzero): Likewise.
16354 (compare_ranges, compare_range_with_value): Likewise.
16355 (compare_name_with_value, compare_names): Likewise.
16356 (vrp_evaluate_conditional): Likewise.
16357 (set_value_range): Handle infinity
16358 (vrp_operand_equal_p, operand_less_p): Likewise.
16359 (extract_range_from_assert): Likewise.
16360 (vrp_int_const_binop): Likewise.
16361 (extract_range_from_binary_expr): Likewise.
16362 (extract_range_from_unary_expr): Likewise.
16363 (extract_range_from_comparison): Likewise.
16364 (extract_range_from_expr): Likewise.
16365 (dump_value_range): Likewise.
16366 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16367 (test_for_singularity): Likewise.
16368 (vrp_int_const_binop): Remove inline qualifier.
16369 (adjust_range_with_scev): Add comment.
16370 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16372 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16374 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16375 (get_constraint_for): Likewise.
16376 (do_structure_copy): Likewise.
16377 (find_func_aliases): Fix references to MODIFY_EXPR.
16378 (intra_create_variable_infos): Tidy.
16379 * tree-ssa-operands.c (add_virtual_operand): Add argument
16381 When adding members of alias sets, if IS_CALL_SITE is true and
16382 the symbol is not call-clobbered, skip it.
16383 Adjust all callers.
16385 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16387 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16388 entry by means of emit_insn_at_entry.
16390 2007-03-02 Richard Henderson <rth@redhat.com>
16392 * expr.h (promoted_input_arg): Remove decl.
16393 * function.c (promoted_input_arg): Merge into ...
16394 * combine.c (setup_incoming_promotions): ... only caller.
16395 Rearrange to avoid double loop.
16397 2007-03-02 Ben Elliston <bje@au.ibm.com>
16398 Peter Bergner <bergner@vnet.ibm.com>
16399 Janis Johnson <janis187@us.ibm.com>
16401 * config/rs6000/dfp.md: New file.
16402 * config/rs6000/rs6000.md: Include dfp.md.
16403 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16404 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16405 and TDmode decimal float modes in FP registers.
16406 (num_insns_constant): Likewise.
16407 (rs6000_legitimate_offset_address_p): Likewise.
16408 (rs6000_legitimize_address): Likewise.
16409 (rs6000_legitimize_reload_address): Likewise.
16410 (rs6000_legitimate_address): Likewise.
16411 (rs6000_emit_move): Likewise.
16412 (function_arg_boundary): Likewise.
16413 (function_arg_advance): Likewise.
16414 (rs6000_darwin64_record_arg_recurse): Likewise.
16415 (function_arg): Likewise.
16416 (rs6000_gimplify_va_arg): Likewise.
16417 (rs6000_split_multireg_move): Likewise.
16418 (rs6000_output_function_epilogue): Likewise.
16419 (rs6000_output_function_epilogue): Likewise.
16420 (rs6000_register_move_cost): Likewise.
16421 (rs6000_function_value): Likewise.
16422 (rs6000_libcall_value): Likewise.
16424 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16426 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16428 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16430 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16431 Use $MULTIDIR to choose between the kernel and RTP headers,
16432 and use $WIND_BASE and $WIND_USR to locate them.
16434 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16436 * config/i386/i386.c (override_options): Put initialization of
16437 ix86_tune_mask and ix86_arch_mask to the correct place.
16439 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16440 Michael Meissner <michael.meissner@amd.com>
16443 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16444 (ARCHMASK): Define.
16445 (TARGET_CMOVE): Use ARCHMASK.
16446 (TARGET_CMPXCHG): Ditto.
16447 (TARGET_CMPXCHG8B): Ditto.
16448 (TARGET_XADD): Ditto.
16449 (TARGET_BSWAP): Ditto.
16450 * config/i386/i386.c (ix86_tune_mask): New global variable.
16451 (ix86_arch_mask): Ditto.
16452 (override_options): Initialize ix86_tune_mask and
16453 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16456 2007-03-02 Ben Elliston <bje@au.ibm.com>
16459 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16461 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16463 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16464 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16465 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16466 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16468 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16469 rs6000_init_dwarf_reg_sizes_extra): New.
16470 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16471 SPE register high parts.
16473 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16475 * Makefile.in: Add install-pdf target as
16476 copied from automake v1.10 rules.
16477 * configure.ac: Add install-pdf to target list.
16478 * configure: Regenerate.
16480 2007-03-01 Paul Brook <paul@codesourcery.com>
16482 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16483 modes to LDRD for DImode.
16484 (output_move_double): Fixup out of range ldrd/strd.
16485 (vfp_secondary_reload_class): Rename...
16486 (coproc_secondary_reload_class): ... to this. Add wb argument.
16487 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16488 coproc_secondary_reload_class for CLASS_IWMMXT.
16489 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16490 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16492 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16494 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16495 unroll factor by the estimated number of iterations.
16496 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16497 than prefetch latency.
16499 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16500 decode_caches_intel, detect_caches_intel): New functions.
16501 (host_detect_local_cpu): Use detect_caches_amd and
16502 detect_caches_intel.
16504 2007-03-01 Richard Henderson <rth@redhat.com>
16506 * expr.c (emit_move_complex_push): Export.
16507 (emit_move_complex_parts): Split out from ...
16508 (emit_move_complex): ... here.
16509 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16510 * config/i386/i386.md (movcdi): New.
16512 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16514 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16515 size of mode1 to check for tieable modes in MMX case.
16517 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16519 * Makefile.in (rtlanal.o): Depend on tree.h.
16520 * rtl.h (offset_within_section_p, split_const): Declare.
16521 * rtlanal.c: Include tree.h.
16522 (offset_within_block_p): New function, taken from
16523 mips_offset_within_object_p.
16524 (split_const): New function, taken from mips_split_const.
16525 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16527 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16528 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16529 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16530 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16531 (m68k_illegitimate_symbolic_constant_p): New function.
16532 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16533 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16534 symbolic constant that might be outside the symbol's section,
16535 move the symbol first and then add the offset.
16536 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16538 * config/mips/mips.c (mips_split_const): Delete.
16539 (mips_offset_within_object_p): Delete.
16540 (mips_symbolic_constant_p): Use offset_within_section_p and
16541 split_const instead of mips_offset_within_object_p and
16543 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16544 (mips_legitimize_const_move, print_operand_reloc)
16545 (mips_dangerous_for_la25_p): Use split_const instead of
16548 2007-02-28 Eric Christopher <echristo@apple.com>
16550 * Makefile.in (install-include-dir): Don't rm -rf include.
16552 2007-02-28 Richard Guenther <rguenther@suse.de>
16554 PR middle-end/30364
16555 * fold-const.c (fold_binary): Do not associate expressions
16556 with more than one variable for integer types that do not wrap.
16558 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16560 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16561 Delete, and replace with...
16562 (fold_builtin_call_array): This. Update callers to use it.
16563 * fold-const.c (fold_build_call_list): Delete, and replace with...
16564 (fold_build_call_array): This.
16565 (fold_build_call_list_initializer): Delete, and replace with...
16566 (fold_build_call_array_initializer): This.
16567 * tree.h: Update declarations to reflect above changes.
16569 * c-typeck.c (build_function_call): Store converted arguments
16570 in a stack-allocated array instead of building a list.
16571 (convert_arguments): Store arguments in the array passed in as an
16572 argument, and return the actual number of arguments.
16573 * c-format.c: (check_function_format): Pass arguments in an
16574 array instead of a list.
16575 * c-common.c (check_function_nonnull): Likewise.
16576 (check_function_sentinel): Likewise.
16577 (check_function_arguments): Likewise.
16578 * c-common.h: Update declarations to reflect above changes.
16580 2007-02-28 Jan Hubicka <jh@suse.cz>
16582 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16583 PRED_NEGATIVE_RETURN): Update outcomes.
16585 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16587 * calls.c (emit_library_call_value_1): Handle partial registers
16588 correctly when building up CALL_INSN_FUNCTION_USAGE.
16590 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16592 * pa/predicates.md (move_src_operand): Allow zero for mode.
16593 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16596 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16600 *movv2df_internal): Enable pattern only for valid operand
16602 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16603 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16605 2007-02-27 Mike Stump <mrs@apple.com>
16607 * config/darwin-crt3.c: Avoid compilation when compiling for a
16610 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16612 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16614 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16615 for fixed headers and limits.h.
16616 (install-include-dir, install-headers-tar, install-headers-cpio,
16617 install-headers-cp, real-install-headers-tar,
16618 real-install-headers-cpio, real-install-headers-cp): Handle
16619 include-fixed as well as include.
16620 (install-mkheaders): Don't install files that go only in include
16622 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16623 from GCC_INCLUDE_DIR.
16624 * gcc.c (process_command): Remove special -BstageN/ handling.
16625 (do_spec_1): Add include-fixed directories.
16627 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16629 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16631 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16633 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16636 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16638 * c-common.c (get_priority): Add check for
16639 SUPPORTS_INIT_PRIORITY.
16641 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16643 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16645 * config/bfin/bfin.c: Include "cfglayout.h".
16646 (MAX_LSETUP_DISTANCE): New macro.
16647 (struct loop_info): New members incoming, incoming_src and
16648 incoming_dest. Delete member predecessor.
16649 (length_for_loop): New function.
16650 (bfin_optimize_loop): Handle more different loop structures.
16651 (bfin_discover_loop): Rework detection of predecessor blocks by
16652 examining incoming edges.
16653 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16655 (bfin_reorder_loops): New function.
16656 (bfin_reorg_loops): Use these three new functions.
16658 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16659 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16660 (CONSTRAINT_LEN): Add entry for 'q'.
16661 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16662 Add 'q' constraints.
16663 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16664 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16666 * config/bfin/bfin.md (add_with_carry): New pattern.
16667 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16668 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16669 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16670 support unsigned multiplies too. Removed incorrect commutativity from
16671 operand 1 constraint where appropriate.
16672 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16674 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16675 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16677 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16678 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16679 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16680 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16681 usmulhisi_hh_huh): New patterns.
16683 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16684 lshifthi3): Fix output template to use half reg for operand 2.
16686 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16689 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16691 2007-02-27 Andreas Schwab <schwab@suse.de>
16693 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16695 2007-02-27 Jan Hubicka <jh@suse.cz>
16697 * predict.c (last_basic_block_p): Remove.
16698 (tree_estimate_probability): Update return heuristic for commonized
16701 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16703 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16705 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16707 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16708 * doc/cpp.texi: Standardize title page.
16709 * doc/cppinternals.texi: Likewise.
16710 * doc/gcc.texi: Standardize title page, remove version number
16711 from copyright page.
16712 * doc/gccint.texi: Likewise.
16713 * doc/install.texi: Standardize title page, add table of
16716 2007-02-26 Jan Hubicka <jh@suse.cz>
16718 * predict.def: Set outcomes according to more recent results.
16719 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16720 Remove dead predictors.
16721 * predict.c (return_prediction): Fix pasto.
16723 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16725 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16726 change; avoid a memory leak when returning early.
16728 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16730 * c-decl.c (static_ctors): Move to c-common.c.
16731 (static_dtors): Likewise.
16732 (finish_function): Use c_record_cdtor_fn.
16733 (build_cdtor): Move to c-common.c.
16734 (c_write_global_declarations): Use c_build_cdtor_fns.
16735 * c-common.h (static_ctors): Declare.
16736 (static_dtors): Likewise.
16737 (c_record_cdtor_fn): Likewise.
16738 (c_build_cdtor_fns): Likewise.
16739 * c-common.c (static_ctors): New variable.
16740 (static_dtors): Likewise.
16741 (c_record_cdtor_fn): New function.
16742 (build_cdtor): Move from c-decl.c
16743 (c_build_cdtor_fns): New function.
16745 * output.h (assemble_addr_to_section): Declare.
16746 (get_cdtor_priority_section): Likewise.
16747 * varasm.c (assemble_addr_to_section): New function.
16748 (get_cdtor_priority_section): Likewise.
16749 (default_named_section_asm_out_destructor): Use them.
16750 (destor_dtor_section_asm_out_destructor): Likewise.
16751 (default_named_section_asm_out_constructor): Likewise.
16752 (default_ctor_section_asm_out_constructor): Likewise.
16753 * config.gcc (*-*-vxworks*): Include vxworks.o.
16754 * config/t-vxworks (vxworks.o): New target.
16755 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16756 (TARGET_ASM_CONSTRUCTOR): Define.
16757 (TARGET_ASM_DESTRUCTOR): Likewise.
16758 (vxworks_asm_out_constructor): Declare.
16759 (vxworks_asm_out_destructor): Likewise.
16761 * c-common.c (get_priority): Check that we have not just an
16762 INTEGER_CST, but an integer constant with integeral type.
16764 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16766 PR tree-optimization/30938
16767 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16768 use &dt[nargs-1] instead of &dt[nargs] in the call to
16769 vect_is_simple_use().
16771 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16773 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16774 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16775 Do not attempt to handle MEM inside auto-inc expressions.
16776 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16777 of a register modified by an auto-inc expression. However, do handle
16778 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16779 (elimination_effects): Prohibit elimination of a register modified
16780 by an auto-inc expression. Disable register elimination rules whose
16781 target register is modified by an auto-inc expression with variable
16784 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16786 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16788 (array_at_struct_end_p): New function.
16789 (idx_infer_loop_bounds): Use it.
16790 (estimate_numbers_of_iterations_loop): Export.
16791 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16792 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16793 (tree_estimate_probability): Call record_loop_exits.
16794 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16795 (estimated_loop_iterations, estimated_loop_iterations_int,
16796 estimated_loop_iterations_tree): New functions.
16797 (analyze_siv_subscript_cst_affine,
16798 compute_overlap_steps_for_affine_1_2,
16799 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16800 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16801 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16802 (PRED_LOOP_ITERATIONS_GUESSED): New.
16803 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16804 * cfgloop.h (estimate_numbers_of_iterations_loop,
16805 estimated_loop_iterations_int): Declare.
16807 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16809 * doc/extend.texi: Document optional priority argument to
16810 constructors and destructors.
16811 * tree.c (init_priority_for_decl): Adjust GTY markers.
16812 (init_ttree): Use priority-info hash functions for
16813 init_priority_for_decl.
16814 (tree_map_eq): Rename to ...
16815 (tree_map_base_eq): ... this.
16816 (tree_map_marked_p): Rename to ...
16817 (tree_map_base_marked_p): ... this.
16818 (tree_map_base_hash): New function.
16819 (decl_init_priority_lookup): Rework.
16820 (decl_fini_priority_lookup): New function.
16821 (decl_priority_info): New function.
16822 (decl_init_priority_insert): Use it.
16823 (decl_fini_priority_insert): Likewise.
16824 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16826 (decl_restrict_base_insert): Likewise.
16827 (decl_debug_expr_insert): Likewise.
16828 (decl_value_expr_lookup): Likewise.
16829 (decl_value_expr_insert): Likewise.
16830 * tree.h (priority_type): New type.
16831 (decl_init_priority_lookup): Use priority_type.
16832 (decl_fini_priority_lookup): New function.
16833 (decl_init_priority_insert): Use priority_type.
16834 (decl_fini_priority_insert): New function.
16835 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16836 (DECL_INIT_PRIORITY): Likewise.
16837 (SET_DECL_INIT_PRIORITY): Add comment.
16838 (DECL_FINI_PRIORITY): New macro.
16839 (SET_DECL_FINI_PRIORITY): Likewise.
16840 (DEFAULT_INIT_PRIORITY): Document.
16841 (MAX_INIT_PRIORITY): Likewise.
16842 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16843 (tree_map_base): New type.
16844 (tree_map_base_eq): New function.
16845 (tree_map_base_hash): Likewise.
16846 (tree_map_base_marked_p): Likewise.
16847 (tree_map): Inherit from tree_map_base.
16848 (tree_map_eq): Make it a macro.
16849 (tree_map_marked_p): Likewise.
16850 (tree_int_map): Inherit from tree_map_base.
16851 (tree_int_map_eq): Make it a macro.
16852 (tree_int_map_hash): Likewise.
16853 (tree_int_map_marked_p): Likewise.
16854 (tree_priority_map): New type.
16855 (tree_priority_map_eq): New macro.
16856 (tree_priority_map_hash): Likewise.
16857 (tree_priority_map_marked_p): Likewise.
16858 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16860 (emutls_common_1): Likewise.
16861 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16862 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16863 of tree_map hierarchy.
16864 * tree-cfg.c (move_stmt_r): Likewise.
16865 (new_label_mapper): Likewise.
16866 * c-tree.h (c_expand_body): Move to ...
16867 * c-common.h (c_expand_body): ... here.
16868 * c-decl.c (c_expand_body): Move to ...
16869 * c-common.c (c_expand_body): ... here.
16870 (c_common_attribute_table): Allow 1 argument for the constructor
16871 and destructor attributes.
16872 (get_priority): New function.
16873 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16874 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16876 2007-02-24 Jan Hubicka <jh@suse.cz>
16878 PR middle-end/30509
16879 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16880 copying for inlining.
16882 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16883 Jan Hubicka <jh@suse.cz>
16886 * i386.c (counter_mode): New function.
16887 (expand_set_or_movmem_via_loop): Use it.
16888 (expand_movmem_epilogue): Likewise; fix pasto.
16889 (ix86_expand_movmem): Do emit guard even for constant counts.
16890 (ix86_expand_setmem): Likewise.
16892 2007-02-25 Nick Clifton <nickc@redhat.com>
16894 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16895 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16897 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16900 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16901 count argument with 0x10, not with 0x16.
16902 (expand_setmem_epilogue): Ditto.
16904 2007-02-24 Mike Stump <mrs@apple.com>
16906 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16909 2007-02-24 Richard Guenther <rguenther@suse.de>
16911 PR middle-end/30951
16912 * fold-const.c (fold_binary): Fold x +- CST op x for
16913 EQ_EXPR and NE_EXPR.
16915 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16917 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16919 2007-02-24 Jan Hubicka <jh@suse.cz>
16921 * cgraphunit.c (decide_is_function_needed): Honor
16922 -fkeep-inline-functions.
16924 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16926 * builtins.c (fold_builtin_modf): New.
16927 (fold_builtin_2): Use it.
16929 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16931 * loop-iv.c (implies_p): Detect additional cases where A implies B.
16932 (determine_max_iter): Take additional LOOP arg; all callers changed.
16933 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16934 one using simplifications.
16935 (simplify_using_initial_values): Return if the expression becomes
16936 invalid due to altered regs.
16938 2007-02-23 DJ Delorie <dj@redhat.com>
16940 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
16942 2007-02-23 Mike Stump <mrs@apple.com>
16944 * tlink.c (scan_linker_output): Parse linker messages from
16945 darwin9's linker better.
16947 2007-02-23 Steve Ellcey <sje@cup.hp.com>
16950 * varpool.c (varpool_assemble_pending_decls): Set
16951 varpool_last_needed_node to null.
16953 2007-02-23 DJ Delorie <dj@redhat.com>
16955 * config/i386/i386.c (ix86_data_alignment): Don't specify an
16956 alignment bigger than the object file can handle.
16958 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
16961 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16962 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
16963 (*movsf_1): Penalize MMX moves.
16965 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
16967 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16968 2^32-1 or more times unless flag_unsafe_loop_optimizations.
16970 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
16972 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16974 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
16975 (fold_builtin_1): Use them.
16976 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
16977 BUILT_IN_SIGNIFICAND.
16979 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
16981 * config/i386/i386.c (bdesc_1arg): Initialize
16982 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
16983 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
16984 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
16985 and IX86_BUILTIN_MOVSLDUP.
16987 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
16989 PR rtl-optimization/30841
16990 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
16992 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16994 * builtins.c (fold_builtin_frexp): New.
16995 (fold_builtin_2): Use it.
16997 2007-02-22 Mark Mitchell <mark@codesourcery.com>
16999 * doc/invoke.texi (Spec Files): Document getenv spec function.
17001 * gcc.c (getenv_spec_function): New function.
17002 (static_spec_functions): Add it.
17003 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17004 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17007 2007-02-22 Michael Matz <matz@suse.de
17010 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17011 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17013 2007-02-22 Ian Lance Taylor <iant@google.com>
17016 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17017 (mem_loc_descriptor): Call it.
17019 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17020 Ira Rosen <irar@il.ibm.com>
17022 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17024 2007-02-22 Ira Rosen <irar@il.ibm.com>
17026 PR tree-optimization/30843
17027 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17028 stores only after all the group is vectorized.
17030 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17032 PR tree-optimization/30858
17033 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17034 in the reduction cycle have a single use in the loop.
17035 * tree-vectorizer.h (relevant): Add documentation.
17037 2007-02-20 Mike Stump <mrs@apple.com>
17039 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17040 * configure: Regenerate.
17042 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17044 Change the defaults of some parameters and options.
17045 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17046 * config/spu/spu.c (spu_optimization_options): Add.
17047 (spu_override_options): Change params in spu_optimization_options.
17048 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17050 Register 127 is only 16 byte aligned when used as a frame pointer.
17051 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17052 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17053 HARD_FRAME_POINTER_REGNUM.
17054 (spu_legitimate_address): Use regno_aligned_for_reload.
17055 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17056 aligned when frame_pointer_needed is true.
17057 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17059 * config/spu/spu.h (INIT_EXPANDERS): Define.
17061 Make sure shift and rotate instructions have valid immediate operands.
17062 * config/spu/predicates.md (spu_shift_operand): Remove.
17063 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17064 * config/spu/constraints.md (W, O): Extend range.
17065 * config/spu/spu.md (umask, nmask): Define.
17066 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17067 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17068 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17069 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17070 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17071 (lshr<mode>3_reg): Fix rtl description.
17073 Make sure mulhisi immediate operands are valid.
17074 * config/spu/predicates.md (imm_K_operand): Add.
17075 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17077 Generate constants using fsmbi and andi.
17078 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17079 (print_operand, spu_split_immediate, classify_immediate,
17080 fsmbi_const_p): Handle IC_FSMBI2.
17082 Correctly handle a CONST_VECTOR containing symbols.
17083 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17084 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17085 (immediate_load_p): Allow symbols that use 2 instructions to create.
17086 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17087 with symbols when flag_pic is set.
17088 (const_vector_immediate_p): New.
17089 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17090 accept a CONST_VECTOR with symbols.
17091 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17092 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17094 * config/spu/spu.md (high, low): Delete.
17095 (low_<mode>): Define.
17097 Remove INTRmode and INTR_REGNUM, which didn't work.
17098 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17100 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17101 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17102 peephole2 pattern): Don't use INTR or 131.
17103 (movintrcc): Delete.
17104 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17105 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17106 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17107 (UNSPEC_SET_INTR): Add.
17108 * config/spu/spu-modes.def (INTR): Remove.
17110 More accurate warnings about run-time relocations.
17111 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17113 Correctly warn about immediate arguments to specific intrinsics.
17114 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17115 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17116 the instruction predicate.
17118 Fix tree check errors with latest update.
17119 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17121 (spu_expand_builtin): Use CALL_EXPR_FN.
17123 Add missing specific intrinsics.
17124 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17126 * config/spu/spu_internals.h: Ditto.
17128 Fix incorrect operand modifiers.
17129 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17130 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17132 Optimize one case of zero_extend of a vec_select.
17133 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17135 Accept any immediate for hbr.
17136 * config/spu/spu.md (hbr): Change s constraints to i.
17138 2007-02-21 Paul Brook <paul@codesourcery.com>
17140 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17141 condexec_count when skipping USE and CLOBBER.
17143 2007-02-21 Nick Clifton <nickc@redhat.com>
17145 * common.opt (Warray-bounds): Add Warning attribute.
17146 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17148 (fsized-zeroes): Add Optimization attribute.
17149 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17150 * c.opt (Wc++0x-compat): Add Warning attribute.
17152 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17154 PR middle-end/30761
17155 * reload1.c (eliminate_regs_in_insn): In the single_set special
17156 case, attempt to re-recognize the insn before falling back to
17157 having reload fix it up.
17159 2007-02-20 Eric Christopher <echristo@gmail.com>
17161 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17162 Rewrite accordingly.
17163 (frv_read_iacc_argument): Ditto.
17164 (frv_expand_set_builtin): Take a call instead of arglist, update for
17166 (frv_expand_unop_builtin): Ditto.
17167 (frv_expand_binop_builtin): Ditto.
17168 (frv_expand_cut_builtin): Ditto.
17169 (frv_expand_binopimm_builtin): Ditto.
17170 (frv_expand_voidbinop_builtin): Ditto.
17171 (frv_expand_int_void2arg): Ditto.
17172 (frv_expand_prefetches): Ditto.
17173 (frv_expand_voidtriop_builtin): Ditto.
17174 (frv_expand_voidaccop_builtin): Ditto.
17175 (frv_expand_load_builtin): Ditto.
17176 (frv_expand_store_builtin): Ditto.
17177 (frv_expand_mdpackh_builtin): Ditto.
17178 (frv_expand_mclracc_builtin): Ditto.
17179 (frv_expand_mrdacc_builtin): Ditto.
17180 (frv_expand_mwtacc_builtin): Ditto.
17181 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17184 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17186 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17187 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17189 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17190 point instructions.
17191 * configure: Regenerate.
17192 * config.in: Regenerate.
17193 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17194 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17195 masks to power6 and power6x and to POWERPC_MASKS.
17196 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17198 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17199 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17200 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17201 Access PROTOTYPE as variable, not mask.
17203 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17205 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17206 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17207 * combine.c (adjust_for_new_dest): Use it.
17208 * postreload.c (reload_combine): Likewise.
17210 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17212 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17213 notes on an insn with multiple sets, even if single_set returns
17214 non-NULL for that insn.
17216 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17218 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17219 scalbn and scalbln.
17221 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17223 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17224 if user didn't pass it.
17225 * config/i386/darwin.h (CC1_SPEC): Likewise.
17226 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17227 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17228 -mmacosx-version-min.
17230 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17231 Uros Bizjak <ubizjak@gmail.com>
17233 * optabs.h (enum optab_index): Add new OTI_scalb.
17234 (scalb_optab): Define corresponding macro.
17235 * optabs.c (init_optabs): Initialize scalb_optab.
17236 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17238 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17239 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17240 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17241 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17242 flag_unsafe_math_optimizations is set.
17244 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17245 to implement scalbf, scalb and scalbl built-ins as inline x87
17248 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17249 DJ Delorie <dj@redhat.com>
17252 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17253 (diagnostic_report_diagnostic): ... here, and turn them into real
17254 errors. If warnings are inhibited, no need to do anything.
17256 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17258 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17259 better code generation.
17261 2007-02-20 Ben Elliston <bje@au.ibm.com>
17263 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17265 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17267 * config/alpha/alpha.c, config/alpha/alpha.md,
17268 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17269 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17270 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17271 config/arm/lib1funcs.asm: Follow spelling conventions.
17273 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17274 config/fr30/fr30.md, config/i386/i386.h,
17275 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17276 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17277 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17278 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17279 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17280 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17281 config/sparc/sparc.c, config/sparc/sparc.h,
17282 config/sparc/sparc.md, config/spu/constraints.md,
17283 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17286 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17289 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17292 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17294 * doc/invoke.texi (-ftree-lrs): Remove.
17296 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17298 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17301 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17303 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17304 new CALL_EXPR_FN macro for retrieving the function
17305 declaration of the input expression.
17307 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17309 * c.opt (Waddress): New.
17310 * common.opt (Walways-true): Delete.
17311 (Wstring-literal-comparison): Delete.
17312 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17313 -Wstring-literal-comparison. Add -Waddress.
17315 (Walways-true): Delete.
17316 (Wstring-literal-comparison): Delete.
17317 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17318 consistently instead of -Walways-true in example.
17319 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17320 * c-typeck.c (parser_build_binary_op): Replace
17321 -Wstring-literal-comparison and -Walways-true with -Waddress.
17322 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17325 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17327 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17328 without DECL_STRUCT_FUNCTION initialized.
17330 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17332 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17333 due to calls to functions taking pointers as parameters.
17335 2007-02-19 Richard Henderson <rth@redhat.com>
17338 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17341 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17343 * config/s390/s390.c (s390_call_saved_register_used,
17344 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17345 accessed to the new scheme.
17347 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17349 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17350 (cris_print_index, cris_print_operand, cris_print_operand_address)
17351 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17352 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17353 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17354 GET_CODE () == xxx.
17355 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17356 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17357 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17358 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17359 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17360 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17361 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17362 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17363 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17364 (uminsi3, call, call_value): Ditto.
17365 (define_split: indir_to_reg_split, unnamed): Ditto.
17367 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17369 PR tree-optimization/30975
17370 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17373 2007-02-18 Eric Christopher <echristo@gmail.com>
17375 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17376 Remove use of arglist.
17377 (mips_expand_builtin): Remove use of arglist, pass in expr.
17378 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17379 (mips_expand_builtin_movtf): Ditto.
17380 (mips_expand_builtin_compare): Ditto.
17382 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17384 * tree-sra.c (sra_build_assignment): Replace assertion
17385 checking with a comment explaining why it can't be done.
17387 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17389 PR middle-end/30833
17390 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17391 during CALL_EXPR representation conversion.
17392 * tree-ssa-propagate.c (set_rhs): Likewise.
17394 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17396 * tree-sra.c (sra_build_assignment): Disable assertion checking
17399 2007-02-18 Roger Sayle <roger@eyesopen.com>
17401 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17402 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17403 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17405 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17406 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17407 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17408 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17409 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17410 force_gimple_operand): Likewise.
17411 * ipa-cp.c (constant_val_insert): Likewise.
17412 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17413 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17414 perfect_nestify): Likewise.
17415 * langhooks.c (lhd_omp_assignment): Likewise.
17416 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17417 lower_copyprivate_clauses, lower_send_clauses,
17418 lower_send_shared_vars, expand_parallel_call,
17419 expand_omp_for_generic, expand_omp_for_static_nochunk,
17420 expand_omp_for_static_chunk, expand_omp_sections,
17421 lower_omp_single_copy, lower_omp_for_lastprivate,
17422 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17423 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17424 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17427 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17429 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17430 config/sh/sh.md: Follow spelling conventions.
17432 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17433 config/frv/predicates.md: Follow spelling conventions.
17435 * config/m68k/linux-unwind.h: Fix a comment typo.
17436 * target.h: Follow spelling conventions.
17438 2007-02-18 Roger Sayle <roger@eyesopen.com>
17440 PR rtl-optimization/28173
17441 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17442 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17443 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17444 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17445 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17447 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17449 * builtins.c (fold_builtin_load_exponent): New.
17450 (fold_builtin_2): Use it.
17452 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17454 PR rtl-optimization/30773
17455 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17456 if we fail to attach a REG_EQUIV note.
17458 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17459 Roger Sayle <roger@eyesopen.com>
17461 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17463 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17465 * calls.c (initialize_argument_information): Pass original EXP
17466 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17467 code to split complex arguments here, as part of initializing the
17469 (expand_call): Remove code that builds a list of arguments and
17470 inserts implicit arguments into it. Instead, just count how many
17471 implicit arguments there will be so we can determine the size of
17472 the ARGS array, and let initialize_argument_information do the work.
17473 (split_complex_values): Delete unused function.
17475 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17477 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17479 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17481 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17482 for arg pointer based indexed addressing.
17484 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17486 * config/ia64/ia64.h, config/ia64/ia64.md,
17487 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17488 spelling conventions.
17490 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17492 * config/m68k/m68k.c (split_di): New.
17493 * config/m68k/m68k-protos.h: Declare split_di.
17494 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17495 Improve predicate handling and split constant shifts.
17497 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17499 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17500 parameter for register bitfield operations, general predicates
17503 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17505 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17506 * config/m68k/linux-unwind.h: New file.
17508 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17510 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17511 config/i386/athlon.md, config/ia64/ia64.md,
17512 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17513 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17514 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17515 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17516 tree-vect-transform.c: Fix comment typos.
17518 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17520 * sched-deps.c (find_insn_list): Remove.
17521 * sched-int.h: Remove the prototype for find_insn_list.
17523 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17525 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17527 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17528 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17529 darwin_rs6000_override_options.
17530 (C_COMMON_OVERRIDE_OPTIONS): Expect
17531 darwin_macosx_version_min to be non-NULL always.
17532 (TARGET_C99_FUNCTIONS): Likewise.
17533 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17534 (DARWIN_MINVERSION_SPEC): New.
17535 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17536 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17538 (DARWIN_MINVERSION_SPEC): New.
17539 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17541 * config/darwin-c.c (darwin_cpp_builtins): Expect
17542 darwin_macosx_version_min to be non-NULL always.
17544 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17546 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17548 * config/i386/i386.h (x86_use_xchgb): New.
17549 (TARGET_USE_XCHGB): New macro.
17550 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17551 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17552 Split after reload into bswaphi for shifts of 8.
17553 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17554 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17555 or when optimizing for size.
17557 2007-02-16 Richard Guenther <rguenther@suse.de>
17558 Christian Bruel <christian.bruel@st.com>
17560 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17561 DECLs but prefer SSA_NAMEs over DECLs.
17563 2007-02-16 Richard Guenther <rguenther@suse.de>
17565 * tree-flow-inline.h (single_imm_use_p): Remove.
17566 (zero_imm_uses_p): Likewise.
17567 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17568 instead of single_imm_use_p.
17569 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17572 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17575 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17576 nested double- and backquotes.
17578 2007-02-15 Roger Sayle <roger@eyesopen.com>
17580 PR middle-end/30391
17581 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17582 should be unreachable.
17583 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17584 For the time being redirect GIMPLE_MODIFY_STMT to the new
17585 (renamed) build_gimple_modify_stmt_stat.
17586 (build2_gimple_stat): Rename to...
17587 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17588 Always build a GIMPLE_MODIFY_STMT node.
17589 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17590 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17593 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17594 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17595 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17596 expand_complex_div_wide): Likewise.
17597 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17598 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17599 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17600 * tree-ssa-loop-manip.c (create_iv): Likewise.
17601 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17602 abs_replacement): Likewise.
17603 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17604 realify_fake_stores): Likewise.
17606 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17607 node rather than a GIMPLE_MODIFY_STMT node.
17608 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17609 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17611 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17612 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17613 GIMPLE_MODIFY_STMT.
17615 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17617 PR middle-end/30433
17618 * fold-const.c (fold_comparison): Add back the
17619 folding of constant complex comparisions.
17621 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17623 PR middle-end/30729
17624 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17625 effects unknown to this function, return early.
17627 2007-02-15 Ian Lance Taylor <iant@google.com>
17629 * lower-subreg.c (move_eh_region_note): New static function.
17630 (resolve_simple_move): Call it.
17631 (decompose_multiword_subregs): Track blocks for which we resolve a
17632 simple move which is also a control flow insn. Pass them to
17633 find_many_sub_basic_blocks.
17634 (pass_lower_subreg): Add TODO_verify_flow.
17635 (pass_lower_subreg2): Likewise.
17637 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17638 Brooks Moses <brooks.moses@codesourcery.com>
17639 Lee Millward <lee.millward@codesourcery.com>
17641 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17642 (VL_EXP_CLASS_P): New.
17643 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17645 (TREE_OPERAND_CHECK_CODE): Likewise.
17646 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17647 (TREE_RTL_OPERAND_CHECK): Likewise.
17648 (tree_operand_check_failed): Make second parameter the whole tree
17649 instead of its code. Fixed callers.
17650 (VL_EXP_CHECK): New.
17651 (TREE_OPERAND_LENGTH): New.
17652 (VL_EXP_OPERAND_LENGTH): New.
17653 (CALL_EXPR_FN): New.
17654 (CALL_EXPR_STATIC_CHAIN): New.
17655 (CALL_EXPR_ARGS): New.
17656 (CALL_EXPR_ARG): New.
17657 (call_expr_nargs): New.
17658 (CALL_EXPR_ARGP): New.
17659 (build_nt_call_list): Declare.
17660 (build_vl_exp_stat): Declare.
17661 (build_vl_exp): New.
17662 (build_call_list): Declare.
17663 (build_call_nary): Declare.
17664 (build_call_valist): Declare.
17665 (build_call_array): Declare.
17666 (call_expr_arg): Declare.
17667 (call_expr_argp): Declare.
17668 (call_expr_arglist): Declare.
17669 (fold_build_call_list): Declare.
17670 (fold_build_call_list_initializer): Declare.
17671 (fold_call_expr): Declare to replace fold_builtin.
17672 (fold_builtin_fputs): Update to agree with modified definition.
17673 (fold_builtin_strcpy): Likewise.
17674 (fold_builtin_strncpy): Likewise.
17675 (fold_builtin_memory_chk): Likewise.
17676 (fold_builtin_stxcpy_chk): Likewise.
17677 (fold_builtin_strncpy_chk): Likewise.
17678 (fold_builtin_next_arg): Likewise.
17679 (fold_build_call_expr): Declare.
17680 (fold_builtin_call_list): Declare.
17681 (fold_builtin_call_valist): Declare.
17682 (build_call_expr): Declare.
17683 (validate_arglist): Update to agree with modified definition.
17684 (tree_operand_length): New.
17685 (call_expr_arg_iterator): New.
17686 (init_call_expr_arg_iterator): New.
17687 (next_call_expr_arg): New.
17688 (first_call_expr_arg): New.
17689 (more_call_expr_args_p): New.
17690 (FOR_EACH_CALL_EXPR_ARG): New.
17692 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17693 and tcc_gimple_stmt.
17694 (tree_code_size): Update documentation. Use sizeof (tree) rather
17695 than sizeof (char *).
17696 (tree_size): Likewise. Add case for tcc_vl_exp.
17697 (tree_node_structure): Add case for tcc_vl_exp.
17698 (contains_placeholder_p): Likewise.
17699 (substitute_in_expr): Likewise.
17700 (substitute_placeholder_in_expr): Likewise.
17701 (stabilize_reference_1): Likewise.
17702 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17703 to diagnose breakage of this interface for constructing CALL_EXPRs.
17704 (build_nt): Add similar assertion here.
17705 (build_nt_call_list): New.
17706 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17707 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17709 (get_callee_fndecl): Use new CALL_EXPR accessors.
17710 (tree_operand_check_failed): Change parameters to pass entire node
17711 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17712 (process_call_operands): New.
17713 (build_vl_exp_stat): New.
17714 (build_call_list): New.
17715 (build_call_nary): New.
17716 (build_call_valist): New.
17717 (build_call_array): New.
17718 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17719 (call_expr_arglist): New.
17721 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17722 tcc_vl_exp instead of a fixed-size tcc_expression.
17724 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17725 accessors for CALL_EXPRs.
17726 (AGGR_INIT_EXPR): Likewise.
17728 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17729 Brooks Moses <brooks.moses@codesourcery.com>
17730 Lee Millward <lee.millward@codesourcery.com>
17732 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17733 (expand_builtin_nonlocal_goto): Change parameter to be entire
17734 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17735 (expand_builtin_prefetch): Likewise.
17736 (expand_builtin_classify_type): Likewise.
17737 (mathfn_built_in): Return NULL_TREE instead of 0.
17738 (expand_errno_check): Use new CALL_EXPR accessors.
17739 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17740 Return NULL_RTX instead of 0.
17741 (expand_builtin_mathfn_2): Likewise.
17742 (expand_builtin_mathfn_3): Likewise.
17743 (expand_builtin_interclass_mathfn): Likewise.
17744 (expand_builtin_sincos): Likewise.
17745 (expand_builtin_cexpi): Likewise.
17746 (expand_builtin_int_roundingfn): Likewise.
17747 (expand_builtin_int_roundingfn_2): Likewise.
17748 (expand_builtin_pow): Likewise.
17749 (expand_builtin_powi): Likewise.
17750 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17751 of arglist, fixing callers appropriately. Use new CALL_EXPR
17752 accessors and constructors. Return NULL_RTX instead of 0.
17753 (expand_builtin_strstr): Likewise.
17754 (expand_builtin_strchr): Likewise.
17755 (expand_builtin_strrchr): Likewise.
17756 (expand_builtin_strpbrk): Likewise.
17757 (expand_builtin_memcpy): Likewise.
17758 (expand_builtin_mempcpy): Likewise.
17759 (expand_builtin_mempcpy_args): New.
17760 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17761 (expand_builtin_memmove_args): New.
17762 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17763 (expand_movstr): Likewise.
17764 (expand_builtin_strcpy): Likewise.
17765 (expand_builtin_strcpy_args): New.
17766 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17767 (expand_builtin_strncpy): Likewise.
17768 (expand_builtin_memset): Likewise.
17769 (expand_builtin_memset_args): New.
17770 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17771 (expand_builtin_memcmp): Likewise.
17772 (expand_builtin_strcmp): Likewise.
17773 (expand_builtin_strncmp): Likewise.
17774 (expand_builtin_strcat): Likewise.
17775 (expand_builtin_strncat): Likewise.
17776 (expand_builtin_strspn): Likewise.
17777 (expand_builtin_strcspn): Likewise.
17778 (expand_builtin_args_info): Likewise.
17779 (expand_builtin_va_start): Likewise.
17780 (gimplify_va_arg_expr): Likewise.
17781 (expand_builtin_va_end): Likewise.
17782 (expand_builtin_va_copy): Likewise.
17783 (expand_builtin_frame_address): Likewise.
17784 (expand_builtin_alloca): Likewise.
17785 (expand_builtin_bswap): Likewise.
17786 (expand_builtin_unop): Likewise.
17787 (expand_builtin_fputs): Likewise.
17788 (expand_builtin_expect): Likewise.
17789 (expand_builtin_fabs): Likewise.
17790 (expand_builtin_copysign): Likewise.
17791 (expand_builtin_printf): Likewise.
17792 (expand_builtin_fprintf): Likewise.
17793 (expand_builtin_sprintf): Likewise.
17794 (expand_builtin_init_trampoline): Likewise.
17795 (expand_builtin_signbit): Likewise.
17796 (expand_builtin_fork_or_exec): Likewise.
17797 (expand_builtin_sync_operation): Likewise.
17798 (expand_builtin_compare_and_swap): Likewise.
17799 (expand_builtin_lock_test_and_set): Likewise.
17800 (expand_builtin_lock_release): Likewise.
17801 (expand_builtin): Likewise.
17802 (builtin_mathfn_code): Likewise.
17804 (fold_builtin_constant_p): Pass call arguments individually instead
17805 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17806 accessors and constructors. Return NULL_TREE instead of 0.
17807 (fold_builtin_expect): Likewise.
17808 (fold_builtin_classify_type): Likewise.
17809 (fold_builtin_strlen): Likewise.
17810 (fold_builtin_nan): Likewise.
17811 (integer_valued_real_p): Likewise.
17812 (fold_trunc_transparent_mathfn): Likewise.
17813 (fold_fixed_mathfn): Likewise.
17814 (fold_builtin_cabs): Likewise.
17815 (fold_builtin_sqrt): Likewise.
17816 (fold_builtin_cbrt): Likewise.
17817 (fold_builtin_cos): Likewise.
17818 (fold_builtin_cosh): Likewise.
17819 (fold_builtin_tan): Likewise.
17820 (fold_builtin_sincos): Likewise.
17821 (fold_builtin_cexp): Likewise.
17822 (fold_builtin_trunc): Likewise.
17823 (fold_builtin_floor): Likewise.
17824 (fold_builtin_ceil): Likewise.
17825 (fold_builtin_round): Likewise.
17826 (fold_builtin_int_roundingfn): Likewise.
17827 (fold_builtin_bitop): Likewise.
17828 (fold_builtin_bswap): Likewise.
17829 (fold_builtin_logarithm): Likewise.
17830 (fold_builtin_hypot): Likewise.
17831 (fold_builtin_pow): Likewise.
17832 (fold_builtin_powi): Likewise.
17833 (fold_builtin_exponent): Likewise.
17834 (fold_builtin_memset): Likewise.
17835 (fold_builtin_bzero): Likewise.
17836 (fold_builtin_memory_op): Likewise.
17837 (fold_builtin_bcopy): Deleted; call site changed to invoke
17838 fold_builtin_memory_op directly.
17839 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17840 (fold_builtin_strncpy): Likewise.
17841 (fold_builtin_memcmp): Likewise.
17842 (fold_builtin_strcmp): Likewise.
17843 (fold_builtin_strncmp): Likewise.
17844 (fold_builtin_signbit): Likewise.
17845 (fold_builtin_copysign): Likewise.
17846 (fold_builtin_isascii): Likewise.
17847 (fold_builtin_toascii): Likewise.
17848 (fold_builtin_isdigit): Likewise.
17849 (fold_builtin_fabs): Likewise.
17850 (fold_builtin_abs): Likewise.
17851 (fold_builtin_fmin_fmax): Likewise.
17852 (fold_builtin_carg): Likewise.
17853 (fold_builtin_classify): Likewise.
17854 (fold_builtin_unordered_cmp): Likewise.
17856 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17857 New functions split out from fold_builtin_1.
17858 (fold_builtin_n): New.
17859 (fold_builtin_varargs): New.
17860 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17862 (fold_call_expr): New.
17863 (build_function_call_expr): Rewrite to use new helper function.
17864 (fold_builtin_call_list): New.
17865 (build_call_expr): New.
17866 (fold_builtin_call_valist): New.
17867 (rewrite_call_expr): New.
17868 (validate_arg): New.
17869 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17870 of an arglist. Change return type to bool. Use new CALL_EXPR
17873 (fold_builtin_strstr): Pass call arguments individually instead
17874 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17875 accessors and constructors. Return NULL_TREE instead of 0.
17876 (fold_builtin_strchr): Likewise.
17877 (fold_builtin_strrchr): Likewise.
17878 (fold_builtin_strpbrk): Likewise.
17879 (fold_builtin_strcat): Likewise.
17880 (fold_builtin_strncat): Likewise.
17881 (fold_builtin_strspn): Likewise.
17882 (fold_builtin_strcspn): Likewise.
17883 (fold_builtin_fputs): Likewise.
17884 (fold_builtin_next_arg): Likewise.
17885 (fold_builtin_sprintf): Likewise.
17887 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17888 NULL_RTX instead of 0.
17889 (expand_builtin_memory_chk): Likewise.
17890 (maybe_emit_chk_warning): Likewise.
17891 (maybe_emit_sprintf_chk_warning): Likewise.
17893 (fold_builtin_object_size): Pass call arguments individually instead
17894 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17895 accessors and constructors. Return NULL_TREE instead of 0.
17896 (fold_builtin_memory_chk): Likewise.
17897 (fold_builtin_stxcpy_chk): Likewise.
17898 (fold_builtin_strncpy_chk): Likewise.
17899 (fold_builtin_strcat_chk): Likewise.
17900 (fold_builtin_strcat_chk): Likewise.
17901 (fold_builtin_strncat_chk): Likewise.
17902 (fold_builtin_sprintf_chk): Likewise.
17903 (fold_builtin_snprintf_chk): Likewise.
17904 (fold_builtin_printf): Likewise.
17905 (fold_builtin_vprintf): Likewise.
17907 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17909 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17910 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17911 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17912 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17913 (fold_unary): Likewise.
17914 (fold_binary): Likewise.
17915 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17916 ternary expressions.
17917 (fold): Add logic for tcc_vl_exp.
17918 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17919 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17920 (fold_build3_stat): Add assertion to flag broken interface for
17921 constructing CALL_EXPRs.
17922 (fold_build_call_list): New.
17923 (fold_build_call_list_initializer): New.
17924 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17926 (fold_strip_sign_ops): Likewise.
17928 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17929 Brooks Moses <brooks.moses@codesourcery.com>
17930 Lee Millward <lee.millward@codesourcery.com>
17932 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
17933 accessors and dump arguments explicitly.
17935 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
17937 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
17939 (print_call_name): Use new CALL_EXPR accessors.
17941 * print-tree.c (print_node): Add case tcc_vl_exp. Print
17942 CALL_EXPR arguments explicitly instead of as a list. Use
17943 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17945 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
17946 (vrp_visit_stmt): Likewise.
17948 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
17949 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
17951 (force_move_till_expr): Likewise.
17953 * targhooks.c (default_external_stack_protect_fail): Use
17954 build_call_expr instead of build_function_call_expr.
17955 (default_hidden_stack_protect_fail): Likewise.
17957 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
17960 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
17961 and walk arguments explicitly.
17963 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
17964 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17965 (expand_simple_operations): Likewise.
17966 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
17968 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
17969 of TREE_CODE_LENGTH.
17970 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
17972 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
17973 instead of TREE_CODE_LENGTH.
17975 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
17976 (tree_ic_transform): Likewise.
17977 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
17978 parameter instead of arglist. Fix callers.
17979 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
17980 (tree_stringops_transform): Likewise.
17981 (tree_indirect_call_to_profile): Likewise.
17982 (tree_stringops_values_to_profile): Likewise.
17984 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
17985 (eliminate_tail_call): Likewise.
17987 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
17989 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17990 Use TREE_OPERAND_LENGTH and generalize to handle any number of
17992 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
17994 * omp-low.c (build_omp_barrier): Use build_call_expr.
17995 (lower_rec_input_clauses): Likewise.
17996 (lower_reduction_clauses): Likewise.
17997 (expand_parallel_call): Likewise.
17998 (maybe_catch_exception): Likewise.
17999 (expand_omp_for_generic): Likewise.
18000 (expand_omp_for_static_nochunk): Likewise.
18001 (expand_omp_sections): Likewise.
18002 (lower_omp_single_simple): Likewise.
18003 (lower_omp_single_copy): Likewise.
18004 (lower_omp_master): Likewise.
18005 (lower_omp_ordered): Likewise.
18006 (lower_omp_critical): Likewise.
18008 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18009 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18011 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18012 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18013 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18015 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18016 and generalize to handle any number of operands.
18017 (chrec_contains_undetermined): Likewise.
18018 (tree_contains_chrecs): Likewise.
18019 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18021 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18023 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18024 fold_call_expr instead of fold_builtin.
18025 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18026 match declarations there.
18027 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18031 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18033 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18034 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18036 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18039 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18040 (execute_cse_sincos): Use new CALL_EXPR accessors.
18042 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18044 * gimple-low.c (lower_function_body): Use build_call_expr.
18045 (lower_builtin_setjmp): Likewise.
18047 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18048 (set_storage_via_libcall): Likewise.
18049 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18050 instead of TREE_CODE_LENGTH.
18051 (expand_expr_real_1): Use new CALL_EXPR accessors.
18053 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18054 generalize to handle any number of operands.
18055 (TB_parent_eq): Likewise.
18057 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18058 (strip_builtin_expect): Likewise.
18060 * function.c (gimplify_parameters): Use build_call_expr.
18062 * tree-vectorizer.c (vect_is_simple_reduction): Use
18063 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18065 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18066 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18068 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18071 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18072 (gimplify_decl_expr): Likewise.
18073 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18074 Use new CALL_EXPR iterators.
18075 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18076 (gimplify_modify_expr_to_memset): Likewise.
18077 (gimplify_variable_sized_compare): Likewise.
18078 (gimplify_omp_atomic_fetch_op): Likewise.
18079 (gimplify_omp_atomic_pipeline): Likewise.
18080 (gimplify_omp_atomic_mutex): Likewise.
18081 (gimplify_function_tree): Likewise.
18083 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18084 (call_expr_flags): Likewise.
18085 (expand_call): Likewise.
18087 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18088 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18091 * coverage.c (create_coverage): Use build_call_expr.
18093 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18094 (temp_call_expr_obstack): New.
18095 (pool_copy_list): Delete.
18096 (temp_copy_call_expr): New.
18097 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18098 CALL_EXPR accessors. Get rid of special goo for copying argument
18099 lists and use temp_copy_call_expr instead.
18100 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18101 CALL_EXPR accessors.
18102 (create_expression_by_pieces): Likewise. Use build_call_array
18103 to construct the result instead of fold_build3.
18104 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18105 dealing with argument lists.
18106 (init_pre): Remove references to expression_node_pool and
18107 list_node_pool. Init temp_call_expr_obstack instead.
18108 (fini_pre): Remove references to expression_node_pool and
18111 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18112 and walk arguments explicitly instead of as a list.
18114 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18115 (mx_register_decls): Likewise.
18116 (mudflap_register_call): Likewise.
18117 (mudflap_finish_file): Likewise.
18119 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18120 (ipa_callsite_compute_param): Likewise.
18122 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18123 accessors and constructor.
18125 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18126 accessors and constructor.
18127 (convert_tramp_reference): Likewise.
18128 (convert_call_expr): Likewise.
18129 (finalize_nesting_tree_1): Likewise.
18131 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18134 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18136 * tree-inline.c (initialize_inlined_parameters): Pass entire
18137 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18139 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18140 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18142 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18143 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18144 (vectorizable_reduction): Likewise.
18145 (vectorizable_call): Use new CALL_EXPR iterators.
18146 (vectorizable_conversion): Use build_call_expr.
18147 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18148 (vect_gen_widened_results_half): Use build_call_expr.
18149 (vect_setup_realignment): Likewise.
18150 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18152 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18153 (pass_through_call): Likewise.
18154 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18157 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18158 (tree_gen_pow2_profiler): Likewise.
18159 (tree_gen_one_value_profiler): Likewise.
18160 (tree_gen_ic_func_profiler): Likewise.
18161 (tree_gen_average_profiler): Likewise.
18162 (tree_gen_ior_profiler): Likewise.
18164 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18165 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18166 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18168 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18169 of TREE_CODE_LENGTH.
18171 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18172 of TREE_CODE_LENGTH.
18174 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18176 (convert_to_integer): Likewise.
18178 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18181 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18182 Brooks Moses <brooks.moses@codesourcery.com>
18183 Lee Millward <lee.millward@codesourcery.com>
18185 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18187 * config/frv/frv.c (frv_expand_builtin): Likewise.
18188 * config/s390/s390.c (s390_expand_builtin): Likewise.
18190 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18191 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18193 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18194 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18195 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18196 (ix86_expand_store_builtin): Likewise.
18197 (ix86_expand_unop_builtin): Likewise.
18198 (ix86_expand_unop1_builtin): Likewise.
18199 (ix86_expand_sse_compare): Likewise.
18200 (ix86_expand_sse_comi): Likewise.
18201 (ix86_expand_vec_init_builtin): Likewise.
18202 (ix86_expand_vec_ext_builtin): Likewise.
18203 (ix86_expand_vec_set_builtin): Likewise.
18204 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18206 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18207 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18209 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18210 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18211 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18213 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18215 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18216 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18217 arglist. Use new CALL_EXPR accessors. Fix callers.
18218 (altivec_expand_abs_builtin): Likewise.
18219 (rs6000_expand_binop_builtin): Likewise.
18220 (altivec_expand_predicate_builtin): Likewise.
18221 (altivec_expand_lv_builtin): Likewise.
18222 (spe_expand_stv_builtin): Likewise.
18223 (altivec_expand_stv_builtin): Likewise.
18224 (rs6000_expand_ternop_builtin): Likewise.
18225 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18226 (altivec_expand_st_builtin): Likewise.
18227 (altivec_expand_dst_builtin): Likewise.
18228 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18229 arglist. Use new CALL_EXPR accessors. Fix callers.
18230 (altivec_expand_vec_set_builtin): Likewise.
18231 (altivec_expand_vec_ext_builtin): Likewise.
18232 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18233 (spe_expand_builtin): Likewise.
18234 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18235 arglist. Use new CALL_EXPR accessors. Fix callers.
18236 (spe_expand_evsel_builtin): Likewise.
18237 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18238 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18240 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18241 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18242 (arm_expand_unop_builtin): Likewise.
18243 (arm_expand_builtin): Use new CALL_EXPR accessors.
18245 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18248 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18249 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18251 (bfin_expand_unop_builtin): Likewise.
18252 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18254 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18255 Brooks Moses <brooks.moses@codesourcery.com>
18256 Lee Millward <lee.millward@codesourcery.com>
18258 * c-semantics.c (build_stmt): Add internal diagnostic check.
18260 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18261 accessors. Print arguments explicitly instead of as a list.
18263 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18265 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18266 (c_finish_omp_flish): Likewise.
18268 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18269 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18270 instead of TREE_CODE_LENGTH.
18271 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18272 (c_warn_unused_result): Likewise.
18274 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18277 * doc/invoke.texi (Warning Options): Remove
18278 -Werror-implicit-function-declaration.
18279 (Wimplicit-function-declaration): Update description.
18280 * opts.c (common_handle_option): Move handling of -Werror=* to...
18281 (enable_warning_as_error): ...here.
18282 * opts.h (enable_warning_as_error): Declare.
18283 * c-decl.c (implicit_decl_warning): Unless
18284 -Wno-implicit-function-declaration is given, emit a pedwarn if
18285 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18286 * c.opt (Wimplicit-function-declaration): Replace
18287 mesg_implicit_function_declaration with
18288 warn_implicit_function_declaration.
18289 * c-opts.c (c_common_handle_option):
18290 -Werror-implicit-function-declaration is exactly equal as
18291 -Werror=implicit-function-declaration.
18292 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18293 warn_implicit_function_declaration.
18294 (c_common_post_options): -Wimplict-function-declaration is enabled
18295 by default by -std=c99, otherwise is disabled by default.
18296 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18298 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18300 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18301 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18302 former is ignored but not the latter.
18304 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18306 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18307 is made and the reference doesn't use the alias set of its type,
18308 do not create the temporary using that type.
18310 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18312 * jump.c: Remove prototypes for delete_computation and
18313 delete_prior_computation.
18315 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18317 * jump.c (get_label_after): Delete.
18318 (get_label_before, delete_computation, delete_jump,
18319 delete_prior_computation, follow_jumps): Move...
18320 * reorg.c (delete_computation, delete_prior_computation): ... here...
18321 (get_label_before, delete_jump): ... making these static ...
18322 (follow_jumps): ... and simplifying this since it only runs after
18324 * rtl.h (get_label_after, get_label_before, delete_jump,
18325 follow_jumps): Delete prototypes.
18327 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18329 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18331 2007-02-15 Nick Clifton <nickc@redhat.com>
18333 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18334 order to prevent it from being munged by the target.
18336 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18338 * config/i386/i386.md: Remove misleading comment.
18340 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18342 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18343 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18346 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18348 * tree-sra.c (instantiate_missing_elements): Canonicalize
18350 (sra_build_assignment): New.
18351 (generate_copy_inout, generate_element_copy,
18352 generate_element_zero, generate_one_element_init): Use it.
18354 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18356 * tree-sra.c (instantiate_missing_elements): Canonicalize
18358 (sra_build_assignment): New.
18359 (generate_copy_inout, generate_element_copy,
18360 generate_element_zero, generate_one_element_init): Use it.
18362 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18364 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18367 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18369 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18370 types as aggregates not scalars.
18371 * function.c (assign_stack_temp_for_type): Likewise.
18373 2007-02-14 Roger Sayle <roger@eyesopen.com>
18374 Zdenek Dvorak <dvorakz@suse.cz>
18376 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18379 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18381 * passes.c (next_pass_1): Clear the next field of the copied
18384 2007-02-14 Richard Henderson <rth@redhat.com>
18386 * tree-sra.c (early_sra): New.
18387 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18388 (tree_sra_early, pass_sra_early): New.
18389 * tree-pass.h (pass_sra_early): Declare.
18390 * passes.c (init_optimization_passes): Use it.
18392 2007-02-14 Richard Guenther <rguenther@suse.de>
18394 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18396 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18398 PR tree-optimization/30771
18399 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18401 (vect_analyze_operations): Induction phis can now be marked as
18403 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18404 Update documentation accordingly.
18406 2007-02-14 Nick Clifton <nickc@redhat.com>
18408 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18409 most 3 arguments are supported.
18410 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18412 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18414 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18415 Ensure dst->current is valid.
18417 2007-02-13 Paul Brook <paul@codesourcery.com>
18419 * config.gcc: Add arm*-*-uclinux-*eabi.
18420 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18421 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18422 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18423 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18424 (LINK_SPEC): Define.
18425 (LIB_SPEC): Define.
18426 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18428 * config/arm/uclinux-eabi.h: New file.
18429 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18430 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18433 2007-02-13 Ian Lance Taylor <iant@google.com>
18435 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18436 * flags.h (warn_strict_overflow): Declare.
18437 (enum warn_strict_overflow_code): Define.
18438 (issue_strict_overflow_warning): New static inline function.
18439 * opts.c (warn_strict_overflow): New variable.
18440 (common_handle_option): Handle OPT_Wstrict_overflow and
18441 OPT_Wstrict_overflow_.
18442 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18444 * fold-const.c: Include intl.h.
18445 (fold_deferring_overflow_warnings): New static variable.
18446 (fold_deferred_overflow_warning): New static variable.
18447 (fold_deferred_overflow_code): New static variable.
18448 (fold_defer_overflow_warnings): New function.
18449 (fold_undefer_overflow_warnings): New function.
18450 (fold_undefer_and_ignore_overflow_warnings): New function.
18451 (fold_deferring_overflow_warnings_p): New function.
18452 (fold_overflow_warning): New static function.
18453 (make_range): Add strict_overflow_p parameter. Change all
18455 (extract_muldiv, extract_muldiv_1): Likewise.
18456 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18457 tree_expr_nonnegative_p.
18458 (fold_negate_expr): Call fold_overflow_warning.
18459 (fold_range_test): Likewise.
18460 (fold_comparison): Likewise.
18461 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18462 instead of tree_expr_nonnegative_p.
18463 (tree_expr_nonnegative_warnv_p): Rename from
18464 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18465 (tree_expr_nonnegative_p): New function.
18466 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18467 strict_overflow_p parameter.
18468 (tree_expr_nonzero_p): New function.
18469 * passes.c (verify_interpass_invariants): New static function.
18470 (execute_one_pass): Call it.
18471 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18473 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18474 (estimate_numbers_of_iterations): Likewise.
18475 (scev_probably_wraps_p): Likewise.
18476 * tree-ssa-ccp.c: Include "toplev.h".
18477 (evaluate_stmt): Defer fold overflow warnings until we know we are
18479 (struct fold_stmt_r_data): Add stmt field.
18480 (fold_stmt_r): Defer fold overflow warnings until we know we
18482 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18483 (fold_stmt_inplace): Likewise.
18484 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18485 (cleanup_control_expr_graph): Defer fold overflow warnings until
18486 we know we are going to optimize.
18487 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18488 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18490 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18491 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18492 * tree-ssa-loop-manip.c (create_iv): Likewise.
18493 * c-typeck.c (build_conditional_expr): Likewise.
18494 (build_binary_op): Likewise.
18495 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18496 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18497 (extract_range_from_unary_expr): Likewise.
18498 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18499 assuming that signed overflow does not occur.
18500 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18501 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18502 (fold_defer_overflow_warnings): Declare.
18503 (fold_undefer_overflow_warnings): Declare.
18504 (fold_undefer_and_ignore_overflow_warnings): Declare.
18505 (fold_deferring_overflow_warnings_p): Declare.
18506 (tree_expr_nonzero_warnv_p): Declare.
18507 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18508 of warning options.
18509 (Warning Options): Document -Wstrict-overflow.
18510 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18511 (tree-ssa-ccp.o): Likewise.
18512 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18513 (fold-const.o): Depend on intl.h.
18515 2007-02-13 Ian Lance Taylor <iant@google.com>
18517 PR middle-end/30751
18518 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18521 2007-02-13 Stuart Hastings <stuart@apple.com>
18523 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18525 2007-02-13 Richard Henderson <rth@redhat.com>
18527 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18528 handled_component_p before looking for the indirect_ref.
18530 2007-02-13 Richard Henderson <rth@redhat.com>
18532 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18533 remove flags clobber.
18534 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18535 (bswaphi_lowpart): New.
18536 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18537 remove TARGET_BSWAP test. Delete expander of the same name.
18539 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18540 (expand_unop): Use them.
18542 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18544 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18545 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18546 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18547 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18548 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18549 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18550 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18551 assembler dialect choice from asm templates.
18553 2007-02-12 Richard Henderson <rth@redhat.com>
18555 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18556 (fixuns_trunc<SSEMODEF>si2): Use it.
18557 * config/i386/sse.md (vec_setv4sf_0): Export.
18558 * config/i386/i386.c (ix86_build_const_vector): Export.
18559 (ix86_split_convert_uns_si_sse): Rename from
18560 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18561 * config/i386/i386-protos.h: Update.
18563 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18566 * c-typeck.c (c_finish_return): Improve warning message.
18568 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18570 * alias.c (find_symbolic_term): Delete unused function.
18572 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18574 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18575 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18576 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18578 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18580 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18581 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18582 the function, temporarily point the debug interface to the null one.
18584 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18586 * dwarf2out.c (round_up_to_align): New static function.
18587 (field_byte_offset): Use it to round the offset.
18589 2007-02-12 Richard Henderson <rth@redhat.com>
18591 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18592 (inswl_const): Export.
18594 2007-02-12 Richard Henderson <rth@redhat.com>
18596 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18597 result mode of the libcall, convert back to outmode.
18599 2007-02-12 Roger Sayle <roger@eyesopen.com>
18601 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18602 (bswapdi2): New define_expand to implement 32-bit implementation.
18604 2007-02-12 Nick Clifton <nickc@redhat.com>
18606 * doc/invoke.texi (Overall Options): Document --help=.
18607 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18608 (cc1_options): Pass --help= on to cc1.
18609 (display_help): Add description of --help=.
18610 (process_command): Add code to handle --help=. Allow translated
18611 --help and --target-help switches to be passed on to compiler
18613 (main): Remove unused if statement.
18614 * opts.c (columns): Remove.
18615 (LEFT_COLUMN): Define.
18616 (wrap_help): Add columns argument.
18617 (print_filtered_help): Change parameters to be an include bitmask,
18618 an exclude bitmask, an any bitmask and the column width. Move the
18619 code to display the params list here. Add code to display the
18620 status of options rather than their descriptions if the quiet flag
18622 (print_specific_help): Change parameters to be an include bitmask,
18623 an exclude bitmask and an any bitmask. Move code to look up the
18624 column width here. Decide upon the title for an options listing.
18625 (common_handle_options): Add code to handle --help=. Adapt code
18626 for --help and --target-help to use the revised form of the
18627 print_specific_help function.
18628 (print_help): Delete.
18629 (print_param_help): Delete.
18630 (print_switch): Delete.
18631 * opts.h (cl_lang_count): Add prototype.
18632 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18633 CL_MAX_OPTION_CLASS): New defines.
18634 * optc-gen.awk: Add construction of cl_lang_count.
18635 * c.opt: Add Warning attribute to warning options and Optimization
18636 attribute to optimization options.
18637 * common.opt: Likewise.
18639 Add -fhelp and -ftarget-help as aliases for the transformed --help
18640 and --target-help options.
18641 * opt-functions.awk: Add code to handle Warning and Optimization
18644 2007-02-12 Richard Henderson <rth@redhat.com>
18646 * config/alpha/constraints.md: New file.
18647 * config/alpha/alpha.c: Include tm-constrs.h.
18648 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18649 alpha_extra_constraint): Remove.
18650 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18651 * config/alpha/alpha-protos.h: Update.
18652 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18653 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18654 (EXTRA_CONSTRAINT): Remove.
18655 * config/alpha/alpha.md: Include constraints.md.
18656 (adddi splitter): Use satisfies_constraint_*.
18657 * config/alpha/predicates.md (add_operand): Likewise.
18658 (sext_add_operand, addition_operation): Likewise.
18660 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18662 PR tree-optimization/29145
18663 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18664 in our handling of restrict qualified pointers.
18666 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18669 * doc/invoke.texi (Wunused-value): Update description.
18670 (Wextra): Delete item.
18671 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18672 value of Wunused-value.
18673 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18674 (c_finish_stmt_expr): Don't check extra_warnings.
18675 (emit_side_effect_warnings): The caller is responsible to check
18678 2007-02-11 Roger Sayle <roger@eyesopen.com>
18679 Matt Thomas <matt@3am-software.com>
18681 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18683 2007-02-11 Roger Sayle <roger@eyesopen.com>
18685 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18686 comparisons of POPCOUNT against zero.
18687 (simplify_const_relational_operation): Likewise.
18689 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18691 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18693 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18695 * dwarf2out.c (root_type): Delete unused function.
18697 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18699 * genattrtab.c (contained_in_p): Delete unused function.
18700 (write_expr_attr_cache): Likewise.
18702 2007-02-11 Jan Hubicka <jh@suse.cz>
18704 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18707 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18709 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18710 to add the REG_EQ* note.
18711 * see.c (see_merge_one_use_extension): Likewise.
18712 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18713 turn REG_EQUAL notes into REG_EQUIV notes if the target
18714 register may have more than one set.
18715 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18716 * gcse.c (try_replace_reg): Likewise.
18717 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18718 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18719 more than one REG_EQUIV note.
18720 * reload1.c (gen_reload): Use set_unique_reg_note.
18722 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18724 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18725 (ix86_builtin_conversion): New function.
18727 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18730 * tree.h (DECL_REPLACEABLE_P): New macro.
18731 * except.c (set_nothrow_function_flags): Likewise.
18733 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18734 Ira Rosen <irar@il.ibm.com>
18735 Dorit Nuzman <dorit@il.ibm.com>
18737 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18738 * targhooks.c (default_builtin_vectorized_conversion): New.
18739 * targhooks.h (default_builtin_vectorized_function): New declaration.
18740 * target.h (struct vectorize): Add builtin_conversion field.
18741 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18742 stmt_vec_info_type value.
18743 (vectorizable_conversion): New declaration.
18744 * tree-vect-analyze.c (vect_analyze_operations): Add
18745 vectorizable_conversion call.
18746 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18747 * tree-vect-transform.c (vectorizable_conversion): New function.
18748 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18749 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18751 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18752 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18753 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18754 or ALTIVEC_BUILTIN_VCFSX.
18756 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18759 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18760 CONST_DOUBLE and operand 0 is a hard register.
18761 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18762 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18763 is a hard floating-point register.
18765 2007-02-10 Richard Henderson <rth@redhat.com>
18766 Jakub Jelinek <jakub@redhat.com>
18767 Alexandre Oliva <aoliva@redhat.com>
18769 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18770 * builtin-types.def (BT_WORD): Make unsigned.
18771 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18772 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18773 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18774 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18775 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18776 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18778 * expr.c (emutls_var_address): New.
18779 (expand_expr_real_1): Expand emulated tls.
18780 (expand_expr_addr_expr_1): Likewise.
18781 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18782 * output.h (emutls_finish): Declare.
18783 * toplev.c (compile_file): Call it.
18784 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18785 address before wrapping in CONST.
18786 * varasm.c (emutls_htab, emutls_object_type): New.
18787 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18788 (get_emutls_object_name, get_emutls_object_type): New.
18789 (get_emutls_init_templ_addr, emutls_decl): New.
18790 (emutls_common_1, emutls_finish): New.
18791 (assemble_variable): When emulating tls, swap decls; generate
18792 constructor for the emutls objects.
18793 (do_assemble_alias): When emulating tls, swap decl and target name.
18794 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18796 * varpool.c (decide_is_variable_needed): Look at force_output.
18797 Recurse for emulated tls.
18798 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18799 with decide_is_variable_needed.
18800 * emutls.c: New file.
18801 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18802 tls_object for real tls.
18804 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18806 PR rtl-optimization/29599
18807 * reload1.c (eliminate_regs_in_insn): Take the destination
18808 mode into account when computing the offset.
18810 2007-02-09 Stuart Hastings <stuart@apple.com>
18811 Richard Henderson <rth@redhat.com>
18813 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18814 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18815 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18816 fixuns_truncdfhi2): New.
18817 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18818 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18819 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18820 (floatunssidf2): Allow nonimmediate source.
18821 * config/i386/sse.md (movdi_to_sse): New.
18822 (vec_concatv2di): Drop '*'.
18823 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18824 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18825 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18827 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18828 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18829 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18830 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18831 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18832 ix86_build_const_vector.
18833 (x86_emit_floatuns): Rewrite.
18835 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18837 * genautomata.c (longest_path_length): Delete unused function.
18838 (struct state): Delete unused longest_path_length.
18839 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18840 (get_free_state): Delete unused.
18842 2007-02-09 Jan Hubicka <jh@suse.cz>
18844 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18845 * doc/invoke.texi (inline-unit-growth): Update default value.
18847 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18848 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18849 (rebuild_cgraph_edges): Likewise.
18850 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18851 (dump_cgraph_node): Dump frequencies.
18852 (cgraph_clone_edge): Add frequency scales.
18853 (cgraph_clone_node): Add freuqnecy.
18854 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18855 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18856 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18857 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18858 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18859 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18860 (save_inline_function_body): Likewise.
18861 * ipa-inline.c: inluce rtl.h
18862 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18863 (cgraph_edge_badness): Use frequencies.
18864 (cgraph_decide_recursive_inlining): Update clonning.
18865 (cgraph_decide_inlining_of_small_function): Dump frequency.
18866 * predict.c (estimate_bb_frequencies): Export.
18867 * predict.h (estimate_bb_frequencies): Declare.
18868 * tree-inline.c (copy_bb): Watch overflows.
18869 (expand_call_inline): Update call of cgraph_create_edge.
18870 (optimize_inline_calls): Use TODO flags to update frequnecies.
18871 * passes.h: Include predict.h
18872 (init_optimization_passes): Move profile ahead.
18873 (execute_function_todo): Handle TODO_rebuild_frequencies.
18875 2007-02-09 Roger Sayle <roger@eyesopen.com>
18877 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18878 the insbl or inswl pattern into a register.
18880 2007-02-09 Roger Sayle <roger@eyesopen.com>
18882 * config/ia64/ia64.md (bswapdi2): New define_insn.
18884 2007-02-09 Richard Henderson <rth@redhat.com>
18886 * config/i386/constraints.md (Ym): New constraint.
18887 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18888 (movdi_1_rex64): Split sse and xmm general register moves from
18889 memory move alternatives. Use conditional register constraints.
18890 (movsf_1, movdf_integer): Likewise.
18891 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18892 (movdf_integer_rex64): New.
18893 (pushsf_rex64): Fix output constraints.
18894 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18895 (sse2_stored): Likewise.
18896 (sse2_storeq_rex64): New.
18897 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18898 amd and not generic.
18899 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18900 for optimize_size. Remove SF/DFmode hack.
18902 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18904 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18907 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18908 Richard Sandiford <richard@codesourcery.com>
18910 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18911 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18912 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18913 m68k/t-mlib to tmake_file.
18914 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18915 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18916 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18917 Allow it to be cf or m68k. Set m68k_arch_family. If that
18918 variable is not empty, add t-$m68k_arch_family to tmake_file.
18919 Add t-mlibs to tmake_file.
18920 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18921 * config/m68k/t-cf: New file.
18922 * config/m68k/t-m68k: Likewise.
18923 * config/m68k/t-mlibs: Likewise.
18924 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18925 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18926 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18927 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18928 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18930 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18931 (INSTALL_LIBGCC): Delete.
18932 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18933 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18934 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18935 (M68K_MLIB_CPU): Define.
18936 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18937 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18938 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
18940 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18941 Richard Guenther <rguenther@suse.de>
18943 PR middle-end/23361
18944 * fold-const.c (fold_comparison): Handle obfuscated comparisons
18945 against INT_MIN/INT_MAX.
18946 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
18947 file if a loop is removed.
18949 2007-02-09 Joseph Myers <joseph@codesourcery.com>
18951 * calls.c (store_one_arg): Pass correct alignment to
18952 emit_push_insn for non-BLKmode values.
18953 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
18954 unaligned stack slot via a suitably aligned slot.
18956 2007-02-08 DJ Delorie <dj@redhat.com>
18958 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
18960 (legal_subregs): Use unsigned char, make const.
18961 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
18963 2007-02-08 Paul Brook <paul@codesourcery.com>
18965 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
18966 special interworking needed.
18968 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
18970 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
18971 conditional to __SSE2__.
18972 (Entries below should have been added to first ChangeLog
18973 entry for amdfam10 dated 2007-02-05)
18974 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
18976 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
18978 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
18981 2007-02-08 DJ Delorie <dj@redhat.com>
18983 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
18984 * config/m32c/m32c.c (legal_subregs): New.
18985 (m32c_illegal_subreg_p): New.
18986 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
18987 unsupported subregs of hard regs.
18989 2007-02-08 Jan Hubicka <jh@suse.cz>
18991 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
18992 the same one; always update histograms.
18994 2007-02-08 Diego Novillo <dnovillo@redhat.com>
18996 * passes.c (init_optimization_passes): Tidy comment.
18998 2007-02-08 Roger Sayle <roger@eyesopen.com>
19000 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19001 strip zero_extend, bswap and rotates from POCOUNT's argument.
19002 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19003 zero_extend and rotates from PARITY's argument.
19004 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19005 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19006 of an integer constant at compile-time.
19008 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19011 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19013 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19016 * tree-ssa-live.c (remove_unused_locals): Do not remove
19017 TREE_ADDRESSABLE variables.
19018 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19019 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19020 FOR_CLOBBER. Update all users.
19021 If VAR has an associated alias set, add a virtual operand for
19022 it if no alias is found to conflict with the memory reference.
19024 2007-02-07 Jan Hubicka <jh@suse.cz>
19025 Robert Kidd <rkidd@crhc.uiuc.edu>
19027 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19029 2007-02-07 Ian Lance Taylor <iant@google.com>
19031 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19033 2007-02-07 Roger Sayle <roger@eyesopen.com>
19035 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19036 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19037 tablejumpdi, movsi_to_cr_one): Remove constraints from
19038 define_expand's match_operands.
19040 2007-02-07 Roger Sayle <roger@eyesopen.com>
19042 * global.c (compute_regsets): Move declatation of "i" inside of
19043 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19045 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19048 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19049 of INDIRECT_REF <RESULT_DECL>.
19051 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19053 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19054 Kaz Kojima <kkojima@gcc.gnu.org>
19057 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19059 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19061 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19063 * doc/loop.texi: Document possibility not to perform disambiguation
19064 of loops with multiple latches.
19065 * cfgloopmanip.c (alp_enum_p): Removed.
19066 (add_loop): Handle subloops. Use get_loop_body_with_size.
19067 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19068 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19069 the new forwarder block.
19070 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19071 Handle the case latch is NULL.
19072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19073 modifications when marking loop exits.
19074 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19076 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19077 disambiguate_loops_with_multiple_latches.
19078 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19079 before fix_loop_structure.
19080 * cfgloop.c: Include pointer-set.h and output.h.
19081 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19082 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19083 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19084 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19085 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19086 disambiguate_multiple_latches, get_loop_body_with_size,
19087 disambiguate_loops_with_multiple_latches): New functions.
19088 (flow_loop_dump): Dump multiple latch edges.
19089 (flow_loop_nodes_find): Handle loops with multiple latches.
19090 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19091 (glb_enum_p): Modified.
19092 (get_loop_body): Use get_loop_body_with_size.
19093 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19094 (AVOID_CFG_MODIFICATIONS): New constant.
19095 (disambiguate_loops_with_multiple_latches, add_loop,
19096 get_loop_body_with_size): Declare.
19097 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19099 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19101 PR inline-asm/28686
19102 * global.c (compute_regsets): New function.
19103 (global_alloc): Refactored ELIMINABLE_REGSET
19104 and NO_GLOBAL_ALLOC_REGS computation out.
19105 (rest_of_handle_global_alloc): Call compute_regsets()
19106 for non-optimizing case.
19108 2007-02-06 Richard Henderson <rth@redhat.com>
19110 * config/i386/constraints.md (Y2): Rename from Y.
19111 (Yi): New constraint.
19112 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19113 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19114 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19115 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19116 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19117 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19118 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19119 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19120 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19121 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19122 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19123 vec_extractv2si_1): Change Y constraints to Y2.
19124 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19125 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19126 Change Y constraints to Y2.
19127 (sse2_loadld): Change Y constraints to x.
19129 2007-02-06 Roger Sayle <roger@eyesopen.com>
19131 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19132 (parity<mode>2): New define_expand using rs6000_emit_parity.
19133 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19134 rs6000_emit_parity): New functions.
19135 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19136 rs6000_emit_parity): Prototype here.
19138 2007-02-06 Ian Lance Taylor <iant@google.com>
19140 * lower-subreg.c (simple_move_operand): Reject CONST.
19141 (resolve_clobber): Call validate_change rather than directly
19142 assigning to XEXP (pat, 0).
19144 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19146 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19147 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19148 (tree-cfg.o): Remove hashtab.h dependency.
19150 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19151 (struct ivopts_data): Change niters to pointer_map_t.
19152 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19153 (niter_for_exit): Create pointer_map on demand. Change for
19155 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19156 (free_loop_data): Destroy data->niters if created and reset field.
19157 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19158 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19160 * tree-ssa-reassoc.c: Include pointer-set.h.
19161 (bb_rank): Change to long *.
19162 (operand_rank): Change to pointer_map_t.
19163 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19164 (insert_operand_rank): Accept long.
19165 (operand_entry_hash, operand_entry_eq): Remove.
19166 (get_rank): Return long. Adjust for changes above.
19167 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19169 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19171 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19172 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19173 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19175 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19176 directly since it cannot be NULL.
19177 (get_vi_for_tree): Rewrite for pointer_map API.
19178 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19179 (init_alias_vars): Create vi_for_tree as pointer_map.
19180 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19182 * tree-cfg.c: Don't include hashtab.h.
19183 (edge_to_cases): Declare as pointer_map.
19184 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19186 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19187 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19188 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19190 (record_switch_edge): Delete.
19191 (get_cases_for_edge): Adjust for pointer_map API, inline
19192 record_switch_edge (rewritten for new API), remove goto.
19194 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19196 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19197 * tree-nested.c: Include pointer-set.h.
19198 (var_map_elt, var_map_eq, var_map_hash): Delete.
19199 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19200 to pointer_map_t's.
19201 (nesting_info_bitmap_obstack): New.
19202 (lookup_field_for_decl): Adjust for pointer_map API.
19203 (lookup_tramp_for_decl): Adjust for pointer_map API.
19204 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19205 (get_local_debug_decl): Adjust for pointer_map API.
19206 (convert_nl_goto_reference): Adjust for pointer_map API.
19207 (convert_nl_goto_receiver): Adjust for pointer_map API.
19208 (create_nesting_tree): Create outside GGC space. Create bitmap on
19209 the new obstack. Create field_map and var_map as pointer_maps.
19210 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19212 (lower_nested_functions): Move root here, no need to NULL it.
19213 Initialize and release the obstack.
19215 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19217 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19218 Remove prototypes and make them non-static.
19219 (struct tree_int_map): Remove.
19220 * tree.h (struct tree_int_map): Move here, turning TO into an
19222 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19224 * tree.h (TREE_COMPLEXITY): Remove.
19225 (struct tree_exp): Remove complexity field.
19226 * tree.c (build1_stat): Don't set it.
19228 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19229 Victor Kaplansky <victork@il.ibm.com>
19231 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19232 (vect_is_simple_reduction): Support reduction with induction as
19233 one of the operands.
19234 (vect_is_simple_iv_evolution): Fix formatting.
19235 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19236 formatting. Don't mark induction phis for vectorization.
19237 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19238 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19239 (vect_get_vec_def_for_operand): Support induction.
19240 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19242 (vectorizable_reduction): Support reduction with induction as one of
19244 (vectorizable_type_demotion): Use def-type of stmt argument rather
19245 than dummy def-type.
19247 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19248 flag_tree_scev_cprop.
19249 * common.opt (tree-scev-cprop): New flag.
19251 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19252 call to vect_get_new_vect_var.
19254 2007-02-06 Ira Rosen <irar@il.ibm.com>
19256 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19257 vectype is not NULL.
19258 (vect_pattern_recog_1): Likewise.
19260 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19262 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19263 (fold_negate_expr): Likewise.
19265 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19268 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19269 even if cv-qualification is the same.
19271 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19273 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19274 __enable_execute_stack on completion.
19276 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19278 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19279 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19280 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19281 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19282 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19283 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19284 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19285 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19287 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19289 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19290 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19291 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19292 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19293 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19294 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19295 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19296 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19297 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19298 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19299 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19300 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19301 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19302 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19303 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19304 sqrtextenddfxf2_i387): Added amdfam10_decode.
19306 * config/i386/athlon.md (athlon_idirect_amdfam10,
19307 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19308 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19309 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19310 athlon_ivector_store_amdfam10): New define_insn_reservation.
19311 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19316 * config/i386/athlon.md (athlon_call_amdfam10,
19317 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19318 define_insn_reservation.
19319 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19320 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19321 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19325 * config/i386/athlon.md (athlon_sseld_amdfam10,
19326 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19327 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19331 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19332 define_insn_reservation.
19333 * config/i386/i386.md (sseins): Added sseins to define_attr type
19334 and define_attr unit.
19335 * config/i386/sse.md: Set type attribute to sseins for insertq
19338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19340 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19341 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19342 ssecomi_load_amdfam10, ssecomi_amdfam10,
19343 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19344 define_insn_reservation.
19345 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19349 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19350 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19351 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19352 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19353 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19354 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19355 define_insn_reservation.
19357 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19358 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19359 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19360 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19361 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19365 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19366 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19367 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19368 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19369 athlon_ssemul_load_k8): Added amdfam10.
19371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19373 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19374 (x86_sse_unaligned_move_optimal): New variable.
19376 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19378 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19379 for unaligned vector SSE double/single precision loads for AMDFAM10.
19381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19383 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19384 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19385 Define TARGET_CPU_DEFAULT_amdfam10.
19386 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19387 (processor_type): Add PROCESSOR_AMDFAM10.
19389 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19390 processor_type in config/i386/i386.h.
19391 Enable imul peepholes for TARGET_AMDFAM10.
19393 * config.gcc: Add support for --with-cpu option for amdfam10.
19395 * config/i386/i386.c (amdfam10_cost): New variable.
19396 (m_AMDFAM10): New macro.
19397 (m_ATHLON_K8_AMDFAM10): New macro.
19398 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19399 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19400 x86_promote_QImode, x86_integer_DFmode_moves,
19401 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19402 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19403 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19404 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19405 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19406 Enable/disable for amdfam10.
19407 (override_options): Add amdfam10_cost to processor_target_table.
19408 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19409 processor_alias_table.
19410 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19411 (ix86_adjust_cost): Add code for amdfam10.
19413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19415 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19416 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19417 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19418 * config/i386/i386.h: Add builtin definition for SSE4A.
19419 * config/i386/i386.md: Add support for ABM instructions
19420 (popcnt and lzcnt).
19421 * config/i386/sse.md: Add support for SSE4A instructions
19422 (movntss, movntsd, extrq, insertq).
19423 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19424 Add -march=amdfam10 flag.
19425 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19426 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19428 * doc/extend.texi: Add documentation for SSE4A builtins.
19430 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19432 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19434 2007-02-05 Richard Guenther <rguenther@suse.de>
19436 * tree-vectorizer.h (vectorizable_function): Add argument type
19437 argument, change return type.
19438 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19439 * tree-vect-transform.c (vectorizable_function): Handle extra
19440 argument, return vectorized function decl.
19441 (build_vectorized_function_call): Remove.
19442 (vectorizable_call): Handle calls with result and argument types
19443 differing. Handle loop vectorization factor correctly.
19444 * targhooks.c (default_builtin_vectorized_function): Adjust for
19446 * targhooks.h (default_builtin_vectorized_function): Likewise.
19447 * target.h (builtin_vectorized_function): Add argument type
19449 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19450 extra argument, allow vectorizing of lrintf.
19451 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19452 documentation of target hook.
19454 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19457 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19458 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19459 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19461 2007-02-05 Roger Sayle <roger@eyesopen.com>
19463 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19464 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19465 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19466 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19467 before canonicalizing sincos to cexpi.
19468 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19470 2007-02-05 Roger Sayle <roger@eyesopen.com>
19472 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19473 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19474 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19476 2007-02-05 Roger Sayle <roger@eyesopen.com>
19478 * mips-tfile.c (initialize_init_file): Correct endianness test.
19480 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19482 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19483 the 'y' constraint.
19485 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19487 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19488 saves in a PARALLEL before the register assignments.
19490 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19492 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19493 DWARF_FRAME_RETURN_COLUMN to be a general register.
19494 * dwarf2out.c (init_return_column_size): New function, split from...
19495 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19496 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19497 to be nongeneral registers.
19498 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19500 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19501 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19503 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19505 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19507 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19509 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19510 (remove_path): Use can_remove_branch_p and remove_branch instead
19511 of loop_delete_branch_edge.
19512 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19513 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19514 Update profile using scale_dominated_blocks_in_loop.
19515 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19516 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19517 (can_remove_branch_p, remove_branch): Declare.
19518 * tree-cfg.c (tree_can_remove_branch_p): New function.
19519 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19520 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19521 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19523 2007-02-05 Jan Hubicka <jh@suse.cz>
19525 PR middle-end/30696
19526 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19527 nodes in cgraph, don't remove offline copy of the function.
19529 2007-02-04 Jan Hubicka <jh@suse.cz>
19531 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19532 vectors might cause maybe_lookup_element_for_expr to be called
19533 on non-sra-candidate.
19535 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19537 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19538 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19539 spelling conventions.
19541 2007-02-04 Richard Guenther <rguenther@suse.de>
19543 PR middle-end/30636
19544 * fold-const.c (try_move_mult_to_index): Make sure to not
19545 overflow one dimension of a multi-dimensional array access.
19547 2007-02-04 Jan Hubicka <jh@suse.cz>
19549 * passes.c (init_optimization_passes): Reindent.
19551 2007-02-04 Jan Hubicka <jh@suse.cz>
19552 Eric Botcazou <ebotcazou@adacore.com>
19554 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19555 (execute_fixup_cfg): Break out the abnormal goto code.
19556 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19557 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19558 (optimize_inline_calls): Call make_nonlocal_label_edges.
19560 2007-02-04 Jan Hubicka <jh@suse.cz>
19562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19563 true when something was changed.
19564 (rename_ssa_copies): When something was changed, do
19565 TODO_remove_unused_locals.
19566 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19567 add TODO_remove_unused_locals when instruction was removed.
19569 2007-02-04 Jan Hubicka <jh@suse.cz>
19571 * ipa-inline.c (try_inline): Improve debug output; work on already
19573 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19574 call try_inline for already inlined edges too when flattening;
19575 inline also functions that make callee growth but overall unit size
19578 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19580 * config/m32c/bitops.md, config/m32c/jump.md,
19581 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19582 config/m32r/m32r.h, config/m32r/m32r.md,
19583 config/m32r/predicates.md, config/m68hc11/larith.asm,
19584 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19585 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19586 config/mips/mips-protos.h, config/mips/mips.c,
19587 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19588 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19589 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19590 spelling conventions.
19592 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19593 Follow spelling conventions.
19595 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19597 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19598 warn about C++0x compatibility.
19600 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19602 * config/h8300/h8300.c, config/h8300/h8300.h,
19603 config/h8300/h8300.md: Follow spelling conventions.
19605 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19607 PR middle-end/30667
19608 * combine.c (try_combine): Do not substitute source operand
19609 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19611 2007-02-03 Jan Hubicka <jh@suse.cz>
19613 PR gcov-profile/30650
19614 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19615 do not divide by zero for never executed counters.
19616 (tree_find_values_to_profile): Fix counters.
19617 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19619 2007-02-03 Ian Lance Taylor <iant@google.com>
19621 * lower-subreg.c (simple_move_operand): New static function,
19622 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19624 (simple_move): Call simple_move_operand.
19625 (find_decomposable_subregs): Add special handling of MEMs.
19626 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19627 meaning of return value. If we see a hard register, test whether
19628 it can store a word_mode value. Change all callers.
19630 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19632 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19633 ftrapv insns and expanders.
19634 (subdi3): Change define_expand operand 1 to arith11_operand, and
19635 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19636 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19637 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19640 PR middle-end/30174
19641 * varasm.c (notice_global_symbol): Treat global objects as weak when
19642 flag_shlib is true.
19644 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19646 * emit-rtl.c (dconstpi): Delete.
19647 (dconstsqrt2): New.
19648 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19649 * real.h (dconstpi): Delete.
19650 (dconstsqrt2): New.
19651 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19652 (fold_builtin_hypot): Likewise.
19654 2007-02-03 Tom Tromey <tromey@redhat.com>
19657 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19658 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19660 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19662 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19663 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19664 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19665 config/rs6000/cell.md, config/rs6000/darwin.h,
19666 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19667 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19668 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19669 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19670 typos. Follow spelling conventions.
19671 * doc/invoke.texi: Follow spelling conventions.
19673 2007-02-03 Roger Sayle <roger@eyesopen.com>
19675 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19676 canonicalization transformations that attempt to simplify integer
19677 constant comparisons to become comparisons against zero.
19679 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19681 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19683 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19684 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19686 2007-02-02 Mike Stump <mrs@apple.com>
19688 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19689 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19690 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19691 generate a branch island.
19693 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19695 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19696 (xtensa_legitimate_address_p): New.
19697 (xtensa_legitimize_address): New.
19698 (xtensa_output_addr_const_extra): New.
19699 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19701 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19702 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19703 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19704 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19705 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19706 (xtensa_legitimize_address): New.
19707 (xtensa_output_addr_const_extra): New.
19709 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19711 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19713 2007-02-02 Ian Lance Taylor <iant@google.com>
19715 * expmed.c (expand_divmod): Add comment.
19717 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19719 * emit-rtl.c (renumber_insns): Remove.
19720 * flags.h: Remove the extern for flag_renumber_insns.
19721 * rtl.h: Remove the prototype for renumber_insns.
19722 * toplev.c (flag_renumber_insns): Remove.
19724 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19726 Revert for x86 darwin:
19727 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19729 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19730 code before the following patch under TARGET_MACHO.
19731 (ix86_function_value_regno_p): Likewise.
19733 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19735 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19738 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19741 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19742 loads to general or fp registers. Add comments.
19743 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19745 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19747 * pointer-set.c (insert_aux): Only return insertion slot.
19748 (pointer_set_insert): Adjust.
19749 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19750 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19751 pointer_map_traverse): New.
19752 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19753 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19754 pointer_map_contains, pointer_map_traverse): Declare.
19756 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19758 PR middle-end/30473
19759 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19760 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19762 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19764 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19766 (struct _dep): New type.
19767 (dep_t): New typedef.
19768 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19769 (DEP_STATUS): New access macro. The macro with the same name was
19770 renamed to DEP_LINK_STATUS.
19771 (dep_init): Declare function
19773 (struct _dep_link): New type.
19774 (dep_link_t): New typedef.
19775 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19776 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19777 (DEP_LINK_STATUS): New macro.
19778 (debug_dep_links): New debug function.
19780 (struct _deps_list): New type.
19781 (deps_list_t): New typedef.
19782 (DEPS_LIST_FIRST): New access macro.
19783 (FOR_EACH_DEP_LINK): New cycle macro.
19784 (create_deps_list, free_deps_list, delete_deps_list): Declare
19786 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19787 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19788 (copy_deps_list_change_con): Ditto.
19790 (move_dep_link): Declare function.
19792 (struct _dep_node): New type.
19793 (dep_node_t): New typedef.
19794 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19796 (struct haifa_insn_data.back_deps): New field to hold backward
19797 dependencies of the insn.
19798 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19800 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19801 Change its type to deps_list_t.
19802 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19803 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19804 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19806 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19808 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19810 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19812 (dep_cost): Declare.
19814 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19815 (ds_to_dk, dk_to_ds): New functions.
19817 (init_dep_1): New static function.
19818 (init_dep): New function.
19819 (copy_dep): New static function.
19821 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19823 (detach_dep_link): New static function.
19824 (move_dep_link): New function.
19826 (dep_links_consistent_p, dump_dep_links): New static functions.
19827 (debug_dep_links): New debugging function.
19829 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19831 (alloc_deps_list, init_deps_list): New static functions.
19832 (create_deps_list): New function.
19833 (clear_deps_list): New static function.
19834 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19835 (deps_list_consistent_p, dump_deps_list): New static functions.
19836 (debug_deps_list): New function.
19837 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19839 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19841 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19842 use new scheduler dependencies lists.
19843 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19844 (sched_analyze): Ditto. Initialize dependencies lists.
19845 (add_forw_dep, compute_forward_dependences): Update to use new
19846 scheduler dependencies lists.
19848 (init_dependency_caches): Init deps_obstack.
19849 (free_dependency_caches): Free deps_obstack.
19851 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19852 new scheduler dependencies lists.
19853 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19854 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19856 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19857 Update to use new scheduler dependencies lists.
19858 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19859 (debug_dependencies): Ditto.
19860 (schedule_region): Update comments.
19862 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19863 scheduler dependencies lists.
19864 (schedule_ebb): Update comments.
19866 * rtl.def (DEPS_LIST): Remove.
19868 * lists.c (unused_deps_list): Remove.
19869 (free_list): Update assertions.
19871 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19872 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19874 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19875 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19877 * haifa-sched.c (comments): Update.
19878 (insn_cost1): Remove. Inline the code into insn_cost ().
19879 (insn_cost): Update to use new scheduler dependencies lists. Move
19880 processing of the dependency cost to dep_cost ().
19881 (dep_cost): New function. Use it instead of insn_cost () when
19882 evaluating cost of the dependency. Use compatible interface to
19883 interact with the target.
19884 (priority): Update to use new scheduler dependencies lists.
19885 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19886 with greater number of insns that depend on the insn.
19887 (schedule_insn): Update to use new scheduler dependencies lists. Add
19888 code to free backward dependencies lists. Inline and optimize code
19889 from resolve_dep () - see PR28071.
19890 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19891 lists. Update call to targetm.sched.is_costly_dependence hook.
19893 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19894 scheduler dependencies lists.
19896 (resolve_dep): Remove. Move the logic to schedule_insn ().
19897 (init_h_i_d): Initialize dependencies lists.
19899 (process_insn_depend_be_in_spec): Rename to
19900 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19901 dependencies lists.
19902 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19903 Update to use new scheduler dependencies lists.
19904 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19906 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19907 new scheduler dependencies lists.
19908 (build_intra_loop_deps): Ditto.
19910 * target.h (struct _dep): Declare to use in
19911 gcc_target.sched.is_costly_dependence.
19912 (struct gcc_target.sched.adjust_cost): Fix typo.
19913 (struct gcc_target.sched.is_costly_dependence): Change signature to
19914 use single dep_t parameter instead of an equivalent triad.
19915 (struct gcc_target.sched.adjust_cost_2): Remove.
19917 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19919 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19921 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19923 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19925 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19926 (REG_DEP_TRUE): Document.
19928 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19929 Change signature to correspond to the targetm.sched.adjust_cost hook.
19930 Update use in TARGET_SCHED_ADJUST_COST_2.
19931 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
19932 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
19933 new scheduler dependencies lists.
19934 (ia64_gen_check): Ditto.
19936 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
19937 scheduler dependencies lists.
19939 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
19940 signature to correspond to the targetm.sched.is_costly_dependence hook.
19941 (is_costly_group): Update to use new scheduler dependencies lists.
19943 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
19944 instead of INSN_COST () macro.
19946 2007-02-01 Ian Lance Taylor <iant@google.com>
19948 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
19950 2007-02-01 Guy Martin <gmsoft@gentoo.org>
19952 * pa.md (tp_load): Correct mfctl instruction syntax.
19954 2007-02-01 Geoffrey Keating <geoffk@apple.com>
19956 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
19957 altivec_padding_size calculation on AIX. Improve comment, add
19958 assert to verify that it's right.
19960 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
19963 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
19965 PR inline-asm/28686
19966 * global.c (global_alloc): Add mising initialization of
19969 2007-02-01 Roger Sayle <roger@eyesopen.com>
19971 * alias.c (init_alias_analysis): Correct whitespace.
19972 * bb-reorder.c (fix_edges_for_rarely_executed_code,
19973 partition_hot_cold_basic_blocks): Likewise.
19974 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
19975 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
19976 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
19977 fold_builtin_snprintf_chk, fold_builtin_printf,
19978 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
19979 do_mpfr_arg3, do_mpfr_sincos): Likewise.
19980 * cfgcleanup.c (cleanup_cfg): Likewise.
19981 * cfgexpand.c (tree_expand_cfg): Likewise.
19982 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
19983 * function.c (get_next_funcdef_no): Likewise.
19984 * gengtype.c (main): Likewise.
19985 * genmodes.c (main): Likewise.
19986 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
19987 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
19988 * ifcvt.c (noce_emit_move_insn): Likewise.
19989 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
19991 * stor-layout.c (get_best_mode): Likewise.
19992 * tree-ssa-loop-niter.c (get_val_for): Likewise.
19993 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
19994 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
19995 perform_var_substitution, solve_graph): Likewise.
19996 * tree-vrp.c (vrp_finalize): Likewise.
19998 2007-02-01 Ian Lance Taylor <iant@google.com>
20000 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20001 high part of a paradoxical subreg, return a constant zero.
20003 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20005 * toplev.c (lang_dependent_init): Call init_set_costs.
20006 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20008 2007-02-01 Richard Guenther <rguenther@suse.de>
20010 PR middle-end/30656
20011 * fold-const.c (fold_negate_expr): Allow negating a
20012 constant if overflow does not change.
20014 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20016 * doc/c-tree.texi (Expression trees): Improve markup.
20017 * doc/tm.texi (Register Classes, Addressing Modes)
20018 (Floating Point): Fix spacing after abbreviations. Fix some
20021 2007-02-01 Ben Elliston <bje@au.ibm.com>
20023 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20024 * doc/contrib.texi: Likewise.
20025 * doc/install.texi: Likewise.
20027 2007-01-31 Richard Henderson <rth@redhat.com>
20028 Ian Lance Taylor <iant@google.com>
20030 * lower-subreg.c: New file.
20031 * rtl.def (CONCATN): Define.
20032 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20033 pass_lower_subreg2.
20034 * emit-rtl.c (update_reg_offset): New static function, broken out
20035 of gen_rtx_REG_offset.
20036 (gen_rtx_REG_offset): Call update_reg_offset.
20037 (gen_reg_rtx_offset): New function.
20038 * regclass.c: Revert patch of 2006-03-05, restoring
20040 (clear_reg_info_regno): New function.
20041 * dwarf2out.c (concatn_loc_descriptor): New static function.
20042 (loc_descriptor): Handle CONCATN.
20043 * common.opt (fsplit_wide_types): New option.
20044 * opts.c (decode_options): Set flag_split_wide_types when
20046 * timevar.def (TV_LOWER_SUBREG): Define.
20047 * rtl.h (gen_reg_rtx_offset): Declare.
20048 (reg_scan_update): Declare.
20049 * regs.h (clear_reg_info_regno): Declare.
20050 * tree-pass.h (pass_lower_subreg): Declare.
20051 (pass_lower_subreg2): Declare.
20052 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20053 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20054 -fsplit-wide-types.
20055 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20056 * Makefile.in (OBJS-common): Add lower-subreg.o.
20057 (lower-subreg.o): New target.
20059 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20061 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20063 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20066 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20068 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20070 PR middle-end/29335
20071 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20073 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20075 * cfgloop.h: Include vec-prim.h.
20076 (enum li_flags): Remove LI_ONLY_OLD.
20077 (loop_iterator): Changed.
20078 (fel_next, fel_init): Iterate over loop tree.
20079 (FOR_EACH_LOOP_BREAK): New macro.
20080 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20082 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20083 * modulo-sched.c (sms_schedule): Ditto.
20084 * tree-vectorizer.c (vectorize_loops): Ditto.
20085 * doc/loop.texi: Update information on loop numbering and behavior of
20086 FOR_EACH_LOOP wrto new loops.
20087 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20088 add_to_evolution_1): Test nestedness of loops instead of comparing
20090 * tree-chrec.c (chrec_fold_plus_poly_poly,
20091 chrec_fold_multiply_poly_poly, chrec_evaluate,
20092 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20093 reset_evolution_in_loop): Ditto.
20094 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20096 2007-01-31 Dirk Mueller <dmueller@suse.de>
20098 * c-common.c (warn_about_parentheses): Separate warning about
20099 un-parenthized sequence of comparison operators from the one
20100 which is supposed to warn about x <= y <= z.
20102 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20104 * optabs.h (enum optab_index): Add new OTI_isinf.
20105 (isinf_optab): Define corresponding macro.
20106 * optabs.c (init_optabs): Initialize isinf_optab.
20107 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20109 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20110 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20112 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20113 expand_builtin_interclass_mathfn.
20114 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20115 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20116 (fxam<mode>2_i387): New insn pattern.
20117 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20118 built-in functions as x87 inline asm.
20120 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20122 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20124 2007-01-30 Eric Christopher <echristo@apple.com>
20126 * config.gcc: Add geode.
20128 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20130 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20131 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20132 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20133 value-prof.c: Fix comment typos.
20135 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20138 * doc/invoke.texi (Wpointer-arith): Document warning.
20140 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20142 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20143 the list of discrepancies from the draft TR.
20145 2007-01-30 Dirk Mueller <dmueller@suse.de>
20148 * doc/invoke.texi (-Wreturn-type): Update description to
20149 match new behavior.
20151 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20153 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20155 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20157 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20158 to handle optabs that operate on floating point input argument and
20159 output to integer output.
20160 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20161 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20162 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20163 expand_builtin_interclass_mathfn ().
20164 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20165 (ilogbsi2): Remove.
20166 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20167 ilogbl built-in functions as x87 intrinsics.
20169 2007-01-30 Richard Guenther <rguenther@suse.de>
20171 PR middle-end/27657
20172 * dwarf2out.c (reference_to_unused): Query varpool if the
20173 variable was output.
20175 2007-01-30 Richard Guenther <rguenther@suse.de>
20177 PR middle-end/30313
20178 * passes.c (execute_one_pass): Reset in_gimple_form to not
20179 confuse non-unit-at-a-time mode.
20181 2007-01-29 Roger Sayle <roger@eyesopen.com>
20182 Richard Guenther <rguenther@suse.de>
20184 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20185 avoid undefined behaviour on overflow. Use force_fit_type_double
20186 to construct the constant with the specified TREE_OVERFLOW.
20188 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20190 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20191 * config/dfp-bit.h: Ditto.
20193 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20195 * c-decl.c (pop_scope): Replace warnings with call to
20196 warn_for_unused_label.
20197 * c-common.h (warn_for_unused_label): Declare.
20198 * c-common.c (warn_for_unused_label): Define.
20200 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20202 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20205 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20207 * Makefile.in (USER_H): Remove decfloat.h.
20208 * ginclude/decfloat.h: Delete, moving contents to ...
20209 * ginclude/float.h: Add support for decimal floating point,
20210 guarded by __STDC_WANT_DEC_FP__.
20212 2007-01-29 Mike Stump <mrs@apple.com>
20214 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20215 Analysis and Representation to resolve case insensitive conflict.
20216 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20218 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20220 * tree.h (struct tree_memory_tag): Add aliases member.
20221 (MTAG_ALIASES): New macro.
20222 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20223 (add_may_alias): Remove pointer-set. Update for may_aliases being
20225 (mark_aliases_call_clobbered): Update for may_aliases being a
20227 (compute_tag_properties): Ditto.
20228 (create_partition_for): Ditto.
20229 (compute_memory_partitions): Ditto.
20230 (dump_may_aliases_for): Ditto.
20231 (is_aliased_with): Ditto.
20232 (add_may_alias_for_new_tag): Ditto.
20233 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20234 (compute_is_aliased): New function.
20235 (compute_may_aliases): Call compute_is_aliased).
20236 (init_alias_info): Initialize alias_bitmap_obstack.
20237 (union_alias_set_into): New function.
20238 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20239 (have_common_aliases_p): Rewrite to take two bitmaps and use
20241 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20242 Update for bitmaps.
20243 (finalize_ref_all_pointers): Update for add_may_alias changes.
20244 (new_type_alias): Ditto.
20245 * tree-flow-inline.h (may_aliases): Return a bitmap.
20246 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20247 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20248 may_aliases being a bitmap.
20249 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20250 may_aliases now returns a bitmap.
20251 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20253 * tree-ssa-operands.c (add_virtual_operand): Update for
20254 may_aliases being a bitmap.
20256 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20258 PR tree-optimization/30630
20259 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20260 variable as changed.
20262 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20265 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20266 expanded only once even if an error occurs.
20268 2007-01-29 Ben Elliston <bje@au.ibm.com>
20270 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20271 (__gcov_average_profiler): Likewise.
20272 (__gcov_ior_profiler): Likewise.
20273 (__gcov_merge_ior): Likewise.
20275 2007-01-28 Jan Hubicka <jh@suse.cz>
20277 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20278 * value-prof.c (stringop_block_profile): Likewise.
20280 2007-01-28 Jan Hubicka <jh@suse.cz>
20282 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20283 Add variant handling histograms; add wrapper.
20284 (clear_storage_via_libcall): Export.
20285 (emit_block_move_hints): Break out from ...; add histograms.
20286 (emit_block_move): ... this one.
20287 (clear_storage_hints): Break out from ...; add histograms.
20288 (clear_storage): ... this one.
20289 (set_storage_via_memset): Handle histogram.
20290 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20291 (clear_storage_hints, clear_storage_via_libcall): Declare.
20292 (set_storage_via_setmem): Update prototype.
20293 * doc/md.texi (movmem, setmem): Document new arguments.
20295 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20296 Add new histograms.
20297 (stringop_block_profile): New global function.
20298 (tree_stringops_values_to_profile): Profile block size and alignment.
20299 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20301 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20302 (stringop_block_profile): Declare.
20303 * builtins.c: Include value-prof.h.
20304 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20305 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20306 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20307 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20308 * profile.c (instrument_values): Add new counters.
20309 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20311 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20312 (tree_init_edge_profiler): Build new profilers.
20313 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20314 (pass_tree_profile): Add dump.
20315 (tree_profile_hooks): Update.
20316 * Makefile.in (LIBGCOV): Add new constants.
20317 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20318 __gcov_ior_profiler): New.
20319 * i386.md (movmem/setmem expanders): Add new optional arguments.
20321 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20323 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20325 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20327 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20328 (tree_unswitch_single_loop): Pass eni_size_weights to
20329 tree_num_loop_insns.
20330 * tree-ssa-loop-manip.c: Include tree-inline.h.
20331 (can_unroll_loop_p): Pass eni_size_weights to
20332 tree_num_loop_insns.
20333 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20334 Pass eni_size_weights to estimate_num_insns.
20335 * tree.h (init_inline_once): Export.
20336 * toplev.c (backend_init): Call init_inline_once.
20337 * cgraphunit.c (cgraph_process_new_functions,
20338 cgraph_analyze_function): Pass eni_inlining_weights to
20339 estimate_num_insns.
20340 * ipa-inline.c (compute_inline_parameters): Ditto.
20341 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20342 to estimate_num_insns.
20343 (try_unroll_loop_completely): Pass eni_size_weights to
20344 tree_num_loop_insns.
20345 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20346 ot estimate_num_insns.
20347 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20348 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20349 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20350 eni_time_weights): New variables.
20351 (init_inline_once): Initialize them.
20352 (struct eni_data): Mew.
20353 (estimate_num_insns_1, estimate_num_insns): Use weights.
20354 * tree-inline.h (struct eni_weights_d): New.
20355 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20356 (estimate_num_insns): Declaration changed.
20357 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20358 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20359 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20361 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20363 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20364 relations in the conflict function is valid.
20366 2007-01-27 Ian Lance Taylor <iant@google.com>
20368 * common.opt: Add fstrict-overflow.
20369 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20370 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20371 (TYPE_OVERFLOW_UNDEFINED): Define.
20372 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20374 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20375 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20376 (fold_negate_expr): Likewise.
20377 (make_range): Likewise.
20378 (extract_muldiv_1): Likewise.
20379 (maybe_canonicalize_comparison): Likewise.
20380 (fold_comparison): Likewise.
20381 (fold_binary): Likewise.
20382 (tree_expr_nonnegative_p): Likewise.
20383 (tree_expr_nonzero_p): Likewise.
20384 * tree-vrp.c (compare_values): Likewise.
20385 (extract_range_from_binary_expr): Likewise.
20386 (extract_range_from_unary_expr): Likewise.
20387 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20389 (nowrap_type_p): Likewise.
20390 * tree-scalar-evolution.c (simple_iv): Likewise.
20391 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20392 (build_range_check): Likewise.
20393 (extract_muldiv_1): Likewise.
20394 (fold_comparison): Likewise.
20395 * tree-vrp.c (vrp_int_const_binop): Likewise.
20396 (extract_range_from_unary_expr): Likewise.
20397 * convert.c (convert_to_integer): Likewise.
20398 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20399 (fold_comparison): Likewise.
20400 (fold_binary): Likewise.
20401 * optabs.c (optab_for_tree_code): Likewise.
20402 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20403 * simplify-rtx.c (simplify_const_relational_operation): Check
20404 flag_strict_overflow and flag_trapv.
20405 (simplify_const_relational_operation): Likewise.
20406 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20407 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20410 2007-01-27 Roger Sayle <roger@eyesopen.com>
20412 * tree.c (tree_fold_gcd): Delete.
20413 * tree.h (tree_fold_gcd): Remove prototype.
20414 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20415 test whether one constant integer is a multiple of another. Instead
20416 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20417 * fold-const.c (multiple_of_p): We've determined both TOP and
20418 BOTTOM are integer constants so we can call int_const_binop directly
20419 instead of the more generic const_binop.
20421 2007-01-27 Roger Sayle <roger@eyesopen.com>
20423 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20424 1*X check that the constant hasn't overflowed, to preserve the
20426 (round_up): Provide an efficient implementation when rouding-up an
20427 INTEGER_CST to a power-of-two.
20429 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20431 * doc/sourcebuild.texi: Add comma for clarity.
20432 * doc/extend.texi: Fix some typos.
20433 * doc/passes.texi: Likewise.
20434 * doc/cppinternals.texi: Likewise.
20435 * doc/c-tree.texi: Likewise.
20436 * doc/tree-ssa.texi: Likewise.
20437 * doc/install.texi: Likewise.
20439 2007-01-27 Jan Hubicka <jh@suse.cz>
20441 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20442 (pass_sra): Do not require alias information.
20443 * passes.c (init_optimization_passes): Add SRA
20445 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20447 * tracer.c (rest_of_handle_tracer): We already cleaned
20448 up the CFG in tracer() so don't do it here again.
20449 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20450 cleanup_cfg here, either. And don't call renumber_insns.
20452 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20453 and BB_HEAD are in the insn stream here. Instead make sure
20454 that BB_INSN is valid on all insns. Also, do check here that
20455 there are no pending branch predictions...
20456 (rtl_verify_flow_info): ...instead of doing it here. Checks
20457 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20460 2007-01-26 Roger Sayle <roger@eyesopen.com>
20462 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20463 function to simplify/factorize operand order canonicalization.
20464 (ix86_fixup_binary_operands): Reorganize using the above function.
20465 (ix86_binary_operator_ok): Likewise.
20467 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20469 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20470 file scope from optimize_attrs.
20471 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20473 (optimize_attrs): Clear insn_code_values after freeing it.
20475 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20477 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20478 a parts.base assignment.
20480 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20482 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20483 (compute_subscript_distance, initialize_data_dependence_relation,
20484 finalize_ddr_dependent, analyze_ziv_subscript,
20485 analyze_siv_subscript_cst_affine,
20486 compute_overlap_steps_for_affine_univar,
20487 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20488 analyze_siv_subscript, analyze_miv_subscript,
20489 analyze_overlapping_iterations, subscript_dependence_tester_1,
20490 compute_self_dependence, free_dependence_relation): Work
20491 with affine_fn instead of chrecs.
20492 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20493 common_affine_function, affine_function_base,
20494 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20495 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20496 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20497 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20498 (all_chrecs_equal_p): Removed.
20499 * tree-data-ref.h (affine_fn, conflict_function): New types.
20500 (struct subscript): Change type of conflicting_iterations_in_a
20501 and conflicting_iterations_in_b.
20503 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20506 * config/pa/pa.h (TARGET_HPUX_11): New.
20507 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20508 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20510 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20511 Richard Guenther <rguenther@suse.de>
20513 * tree-ssa-structalias.c (solve_graph): Handle case
20514 we merged the variable to another.
20516 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20518 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20521 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20522 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20524 2007-01-25 DJ Delorie <dj@redhat.com>
20526 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20527 allow changes to modes which don't fit in those registers.
20529 * reload1.c (choose_reload_regs): Check for invalid subregs before
20530 computing their locations, not after.
20532 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20535 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20536 save Altivec registers in an eh_return function.
20537 (compute_vrsave_mask): Likewise.
20538 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20539 for saving Altivec registers.
20540 (rs6000_emit_prologue): Don't allocate stack twice in
20541 eh_return function. Correct expected value of altivec_save_offset
20542 when using save_world. Describe save of R0 to stack when using
20543 save_world. Describe stack pointer adjustment when using
20544 save_world. Remove duplicated eh_return parameter register saving.
20545 Update sp_offset variable after save_world.
20546 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20548 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20549 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20552 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20554 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20556 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20559 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20560 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20562 2007-01-25 Richard Guenther <rguenther@suse.de>
20564 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20565 * common.opt (-Wcoverage-mismatch): New warning option.
20566 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20567 if -Wcoverage-mismatch is given.
20569 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20571 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20572 (ipcp_driver): Change to static definition.
20573 Add dumping of the ifunctions.
20574 (constant_val_insert): Remove unused parameter. Support for SSA.
20575 (ipcp_propagate_const): Support for SSA.
20576 (ipcp_profile_bb_print): Print only analyzed nodes.
20577 (ipcp_replace_map_create): Remove support for Fortran constant
20579 * ipa-prop.c (ipa_method_modify_stmt,
20580 ipa_callsite_compute_param): Support for SSA.
20581 * ipa-prop.h (ipcp_driver): Remove declaration.
20582 (IS_VALID_TREE_MAP_INDEX): Add define.
20584 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20586 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20588 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20590 PR middle-end/30447
20591 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20592 constant argument to cabs and do it without checking for
20593 -funsafe-math-optimizations.
20595 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20597 * c-common.h (RID_FIRST_CXX0X): New.
20598 (RID_LAST_CXX0X): New.
20599 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20601 * c.opt (Wc++0x-compat): New.
20602 * doc/invoke.texi (-Wc++0x-compat): Document.
20604 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20606 * builtins.c (fold_builtin_carg): New.
20607 (fold_builtin_1): Use it.
20609 2007-01-24 Jan Hubicka <jh@suse.cz>
20611 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20613 * ipa-inline.c (initial_insns, max_insns): Delete.
20614 (compute_max_insns): New function.
20615 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20616 amount of insns as base for code growth.
20617 (cgraph_decide_inlining): Make initial_insns local; do not compute
20619 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20620 * doc/invoke.texi (inline-unit-growth): Update docs.
20622 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20624 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20625 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20626 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20627 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20628 for CPUs that have PTA_CX16 set.
20630 PR middle-end/27416
20631 * gimplify.c (omp_check_private): New function.
20632 (gimplify_scan_omp_clauses): Use it for
20633 firstprivate/lastprivate/reduction.
20635 PR middle-end/30494
20636 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20637 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20639 PR middle-end/30421
20640 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20641 If lower_lastprivate_clauses emits some statements, append them
20642 to dlist rather than body_p and to body_p append an initializer.
20643 (lower_omp_for): Adjust caller.
20645 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20647 * target.h (globalize_decl_name): New.
20648 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20649 * output.h (default_globalize_decl_name): New.
20650 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20652 (globalize_decl): Ditto.
20653 (default_globalize_decl_name): New.
20654 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20655 (ia64_handle_version_id_attribute): New.
20656 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20657 (ia64_asm_output_external): Use globalize_decl_name instead
20658 of globalize_label.
20659 * doc/extend.texi (version_id): New pragma.
20660 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20662 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20664 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20665 _uleb128_t and _Unwind_SWord with _sleb128_t.
20666 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20667 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20669 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20670 * unwind-pe.h (read_uleb128, read_sleb128,
20671 read_encoded_value_with_base): Likewise.
20672 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20674 2007-01-24 Richard Guenther <rguenther@suse.de>
20676 * builtins.c (expand_builtin_cexpi): Get the fndecl
20677 for cexp in the correct way.
20679 2007-01-24 Jan Hubicka <jh@suse.cz>
20681 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20684 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20686 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20687 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20688 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20689 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20690 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20691 __SIZEOF_PTRDIFF_T__.
20692 * doc/cpp.texi: Documentation for the new builtin macros added.
20694 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20696 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20697 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20698 instead of operands[2] to avoid access past the end of array.
20700 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20702 * reload1.c (emit_reload_insns): Pass the reload register
20703 for a non-spill output reload through forget_old_reloads_1.
20705 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20707 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20708 _SOFT_DOUBLE if doubles use software floating-point.
20709 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20710 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20711 * config/rs6000/darwin-ldouble.c: Also compile functions for
20712 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20713 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20714 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20715 commented-out long double override.
20716 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20717 * config/rs6000/eabispe.h: Likewise.
20718 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20719 long double for non-SPE.
20720 (rs6000_handle_option): Likewise.
20721 (invalid_e500_subreg): Disallow more subregs involding DImode,
20722 DFmode, TImode or TFmode.
20723 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20725 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20727 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20728 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20730 (rs6000_legitimate_address): Also check for TFmode for E500
20732 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20733 (spe_build_register_parallel): Handle TFmode and TCmode.
20734 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20736 (function_arg): Handle TFmode and TCmode for E500 double.
20737 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20739 (print_operand): Handle TFmode and TImode for %y.
20740 (rs6000_generate_compare): Handle TFmode comparisons for E500
20742 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20743 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20744 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20745 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20746 TFmode for E500 double.
20747 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20748 (floatsidf2): Enable for E500 double.
20749 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20750 (extenddftf2): Change to extenddftf2_fprs.
20751 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20752 depending on TARGET_E500_DOUBLE.
20753 (extendsftf2): Enable for E500 double.
20754 (trunctfdf2): Enable for E500 double.
20755 (trunctfsf2): Change to trunctfsf2_fprs.
20756 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20757 depending on TARGET_E500_DOUBLE.
20758 (floatsitf2): Enable for E500 double.
20759 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20760 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20761 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20762 (negtf2): Change to negtf2_internal.
20763 (negtf2): New expander.
20764 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20765 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20766 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20767 (movdi_internal32): Use rs6000_nonimmediate_operand.
20768 (unnamed splitter): Likewise.
20769 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20770 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20771 (SPE64TF, DITI): New mode macros.
20772 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20775 (frob_<mode>_di_2): New.
20776 (frob_tf_di_8_2): New.
20777 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20779 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20781 (frob_ti_<mode>_8_2): New.
20782 (frob_ti_tf_2): New.
20783 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20784 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20786 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20787 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20788 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20789 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20790 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20791 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20794 2007-01-23 Ian Lance Taylor <iant@google.com>
20796 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20798 (OBJS-archive): Reformat, alphabetize.
20799 (OBJS): Change out_object_file to OBJS-md.
20801 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20803 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20804 JUMP_P and CALL_P predicates where applicable.
20805 * config/i386/i386.c: Ditto.
20806 * config/i386/i386.md: Ditto.
20807 * config/i386/mmx.md: Ditto.
20808 * config/i386/predicates.md: Ditto.
20810 2007-01-22 Andreas Schwab <schwab@suse.de>
20812 * config/m68k/m68k.h: Fix comment.
20814 2007-01-22 Jan Hubicka <jh@suse.cz>
20816 * passes.c (init_optimization_passes): Do not rerun
20817 pass_early_warn_uninitialized.
20819 2007-01-22 Richard Guenther <rguenther@suse.de>
20821 PR tree-optimization/30038
20822 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20824 (execute_cse_sincos_1): Likewise.
20825 (execute_cse_sincos): Likewise.
20826 (gate_cse_sincos): Likewise.
20827 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20828 the cexpi() canonicalization of sincos().
20829 * tree-pass.h (pass_cse_sincos): Declare.
20830 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20832 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20834 PR rtl-optimization/29329
20835 * combine.c (replaced_rhs_insn): Rename to i2mod.
20836 (replaced_rhs_value): Rename to i2mod_new_rhs.
20837 (i2mod_old_rhs): New global variable.
20838 (combine_instructions): Adjust for above change. Save a copy of
20839 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20840 note are substituted in the second instruction.
20841 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20842 ditch the note if it pertains to the second eliminated register
20843 and this register is mentioned in i2mod_old_rhs.
20846 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20848 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20849 the insn to which the note was originally attached.
20851 2007-01-21 Jan Hubicka <jh@suse.cz>
20853 * ipa-inline.c (inlining_mode): Comment, move up.
20854 (cgraph_decide_inlining_incrementally): Do not perform inlining
20855 itself; fix handling of flattening of self recursive functions.
20856 (cgraph_find_cycles): Remove.
20857 (cgraph_flatten_node): Remove.
20858 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20859 (try_inline): New function.
20860 (cgraph_early_inlining): Update call of
20861 cgraph_decide_inlining_incrementally. Apply inlining here.
20862 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20864 2007-01-21 Dirk Mueller <dmueller@suse.de>
20867 * tree-vrp.c (check_array_bounds): do not warn
20868 about ADDR_EXPR's of ARRAY_REF's which are immediately
20869 used in binary expressions.
20871 2007-01-21 Ira Rosen <irar@il.ibm.com>
20873 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20874 read_write_dep and macros for its access.
20875 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20876 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20877 argument, call vect_check_interleaving for every independent pair of
20878 data-refs. Mark loads that access the same memory location as a store
20880 (vect_check_dependences): Remove.
20881 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20882 call, fix the call to vect_analyze_data_ref_dependence.
20883 (vect_analyze_data_ref_access): For statements that access the same
20884 data-ref, check that they are not stores; for loads, check that there
20885 is no store that access the same location.
20887 2007-01-20 Roger Sayle <roger@eyesopen.com>
20888 Joseph Myers <joseph@codesourcery.com>
20890 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20891 (-fdump-rtl-stack): Likewise.
20892 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20893 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20894 (-mpt-fixed): Use @minus{} for minus sign.
20895 (Using Precompiled Headers): Fix under/overfull hbox.
20897 2007-01-20 Jan Hubicka <jh@suse.cz>
20899 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20900 place within annotation.
20902 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20904 * pa.c (output_move_double): Change array size of xoperands to 4.
20906 2007-01-20 Jan Hubicka <jh@suse.cz>
20908 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20911 2007-01-19 Ian Lance Taylor <iant@google.com>
20913 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20914 constant to unsigned HOST_WIDE_INT before negating.
20916 2007-01-19 Ian Lance Taylor <iant@google.com>
20918 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20920 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20921 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20922 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20923 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20924 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20925 (realloc_vdef, realloc_vuse): Change second parameter to
20927 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20928 fields to unsigned.
20929 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20930 unsigned. Change x and lim locals to unsigned.
20931 (realloc_vdef, realloc_vuse): Change num_elem parameter to
20933 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
20934 (copy_virtual_operands): Change i and n locals to unsigned.
20936 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20938 PR middle-end/29335
20939 * builtins.c (fold_builtin_1): Handle builtin fdim.
20941 2007-01-20 Jan Hubicka <jh@suse.cz>
20943 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
20944 * tree-ssa-structalias.c (compute_points_to_sets): Do call
20945 init_alias_heapvars.
20946 (init_alias_heapvars): Initialize only when not already initialized.
20947 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
20949 2007-01-19 Roger Sayle <roger@eyesopen.com>
20951 * common.opt (fsigned-zeros): New command line option.
20952 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
20953 of flag_unsafe_math_optimizations.
20954 * opts.c (set_fast_math_flags): The -ffast-math command line option
20955 implies -fno-signed-zeros.
20956 (fast_math_flags_set_p): Likewise.
20958 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
20959 the documentation of -ffast-math appropriately. Wrap long lines.
20961 2007-01-19 Steve Ellcey <sje@cup.hp.com>
20963 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
20964 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
20966 2007-01-19 Tomas Bily <tbily@suse.cz>
20968 * cgraphunit.c (cgraph_finalize_function): Updating of pid
20970 (tree_init_ic_make_global_vars): New function
20971 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
20972 (tree_gen_ic_profiler): New function
20973 (tree_gen_ic_func_profiler): New function
20974 (tree_profiling): Added calling of tree_gen_ic_func_profiler
20975 (tree_profile_hooks): Added hook for indirec/virtual calls
20976 * value-prof.c (tree_find_values_to_profile): New case for
20978 (tree_values_to_profile): Call for determining indirect/virtual
20980 (tree_indirect_call_to_profile): New function
20981 (tree_ic_transform): New function
20982 (tree_ic): New function
20983 (find_func_by_pid): New function
20984 (init_pid_map): New function
20985 (tree_value_profile_transformations): Added check for
20986 indirect/virtual call transformation
20987 * value-prof.h (enum hist_type): New counter type for
20988 indirect/virtual calls
20989 (profile_hooks): Added new hook for profiling indirect/virtual
20991 * profile.c (instrument_values): New case for indirect/virtual
20993 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
20994 (GCOV_COUNTER_V_INDIR): New counter type
20995 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
20996 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
20998 * cgraph.c: Definition of cgraph_max_pid
20999 (cgraph_create_node): Default init of pid attribute
21000 * cgraph.h: Declaration of cgraph_max_pid
21001 (struct cgraph_node): Added pid attribute
21002 * libgcov.c (__gcov_indirect_call_profiler): New function
21003 (__gcov_one_value_profiler_body): New function
21004 (__gcov_one_value_profiler): Body was moved to
21005 __gcov_one_value_profiler_body and calls it
21007 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21009 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21010 * gengtype.c (write_types_data, write_func_for_structure,
21011 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21012 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21013 (walk_type, write_func_for_structure): Generate the mark_hook if
21016 2007-01-19 Jan Hubicka <jh@suse.cz>
21018 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21019 'early' argument take inlining mode argument specifying whether to
21020 inline for size/speeed or all functions; add support for flattening;
21022 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21024 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21027 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21028 the name of the declared identifier.
21030 2007-01-19 Dirk Mueller <dmueller@suse.de>
21032 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21033 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21034 duplicate evaluation.
21036 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21038 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21039 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21040 to XFMode, use acosxf2 and truncate result to requested mode.
21041 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21042 (asin<mode>2): Similarly, with asin expanders.
21043 (*fscalexf4_i387): Rename from *fscalexf4.
21044 (expNcorexf3): New expander.
21045 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21046 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21047 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21048 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21049 patterns for SSE math.
21050 (exp10<mode>2): Similarly, with exp10 expanders.
21051 (exp2<mode>2): Similarly, with exp2 expanders.
21052 (expm1<mode>2): Similarly, with expm1 expanders.
21053 (ldexp<mode>3): Similarly, with ldexp expanders.
21054 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21055 Use gen_truncxf<mode>2_i387_noop to truncate result.
21057 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21059 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21060 for ColdFire targets.
21062 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21063 Richard Sandiford <richard@codesourcery.com>
21065 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21066 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21067 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21068 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21069 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21070 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21072 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21074 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21075 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21076 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21077 (*adddi_dilshr32_cf): New pattern.
21078 (adddi3, subdi3): Remove first alternatives.
21080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21082 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21083 implemented using move.l, do not use its cc result for floating-point
21086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21088 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21089 from accepting 's' constraints if flag_pic.
21091 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21093 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21094 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21095 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21096 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21098 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21100 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21101 ColdFire alternatives.
21102 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21103 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21104 architectures that support ff1 instruction.
21106 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21107 Julian Brown <julian@codesourcery.com>
21109 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21110 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21111 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21116 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21118 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21119 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21120 HOST_WIDE_INT instead of an rtx.
21121 (m68k_rtx_costs): Update call accordingly.
21122 (output_move_const_into_data_reg): Likewise. Fix formatting.
21123 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21125 (output_move_simode_const): Update calls after above changes.
21126 Rework to use automatic variables and predicates like MEM_P.
21127 * config/m68k/m68k.md (pushexthisi_const): Update call to
21130 2007-01-19 Dirk Mueller <dmueller@suse.de>
21132 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21133 in dump_flags test.
21135 2007-01-19 Richard Guenther <rguenther@suse.de>
21137 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21138 via cexp in case sincos is not available.
21140 2007-01-19 Richard Guenther <rguenther@suse.de>
21142 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21143 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21144 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21145 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21146 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21147 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21148 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21149 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21151 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21153 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21155 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21156 (atan2xf3): Directly generate RTL pattern.
21157 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21158 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21159 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21160 disable patterns for SSE math.
21161 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21162 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21163 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21164 disable patterns for SSE math.
21166 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21168 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21170 2007-01-18 Roger Sayle <roger@eyesopen.com>
21172 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21173 VIEW_CONVERT_EXPR to the same type as it's operand.
21175 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21177 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21178 configured for long double 128.
21180 2007-01-18 Mike Stump <mrs@apple.com>
21182 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21185 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21187 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21190 2007-01-18 Jan Hubicka <jh@suse.cz>
21192 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21193 greater than NUM_VOP_FREE_BUCKETS.
21195 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21197 * tree-ssa-structalias.c: Update comments.
21198 (ptabitmap_obstack): Removed.
21199 (pta_obstack): New.
21200 (oldpta_obstack): Ditto.
21201 (stats): Add a few members.
21202 (struct variable_info): Remove node, complex, address_taken, and
21203 indirect_target members. Add oldsolution member.
21204 (new_var_info): Do not initialize removed members.
21205 (constraint_expr_type): Remove INCLUDES.
21206 (constraint_graph): Add size, implicit_preds, rep,
21207 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21208 (FIRST_REF_NODE): New macro.
21209 (LAST_REF_NODE): Ditto.
21210 (FIRST_ADDR_NODE): Ditto.
21211 (find): New function.
21213 (dump_constraint): Do not handle INCLUDES.
21214 (insert_into_complex): Do not insert duplicate constraints.
21215 (condense_varmap_nodes): Renamed and rewritten into ...
21216 (merge_node_constraints): This. Also fix bug in handling of
21217 offseted copy constraints.
21218 (clear_edges_for_node): No longer need to deal with preds at all,
21219 or removing associated preds/succs.
21220 (merge_graph_nodes): Deal with indirect_cycles.
21221 Don't deal with predecessors.
21222 (add_implicit_graph_edge): New function.
21223 (add_pred_graph_edge): Ditto.
21224 (add_graph_edge): Don't deal with predecessors.
21225 (build_constraint_graph): Removed.
21226 (build_pred_graph): New function.
21227 (build_succ_graph): Ditto.
21228 (struct scc_info): Removed in_component. Added roots, dfs, and
21229 node_mapping. Remove visited_index, unification_queue.
21230 (scc_visit): Deal with union-find we do now.
21231 Deal with cycles with REF nodes.
21232 (collapse_nodes): Renamed and rewritten to ...
21233 (unify_nodes): This.
21234 (process_unification_queue): Removed.
21235 (topo_visit): Cleanup
21236 (do_da_constraint): Use find.
21237 (do_sd_constraint): Ditto.
21238 (do_ds_constraint): Ditto.
21239 (do_complex_constraint): Ditto.
21240 (init_scc_info): Update for removed and added members.
21241 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21242 (find_indirect_cycles): This.
21243 (equivalence_class): New variable.
21244 (label_visit): New function.
21245 (perform_variable_substitution): Rewritten.
21246 (free_var_substitution_info): New function.
21247 (find_equivalent_node): Ditto.
21248 (move_complex_constraints): Ditto.
21249 (eliminate_indirect_cycles): Ditto.
21250 (solve_graph): Only propagate changed bits.
21251 Use indirect cycle elimination.
21253 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21254 (tree_id_eq): Renamed to ...
21255 (tree_vi_eq): This. Update for member change
21256 (insert_id_for_tree): Renamed and rewritten to ...
21257 (insert_vi_for_tree): This.
21258 (lookup_id_for_tree): Renamed and rewritten to ...
21259 (lookup_vi_for_tree): This.
21260 (get_id_for_tree): Renamed and rewritten to ...
21261 (get_vi_for_tree): Ditto.
21262 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21263 (process_constraint): Don't handle INCLUDES.
21264 Remove special ADDRESSOF case.
21265 (find_func_aliases): Rewrite to use vi functions instead of id
21267 (create_function_info_for): Ditto.
21268 (create_variable_info_for): Ditto.
21269 (intra_create_variable_infos): Ditto.
21270 (merge_smts_into): Ditto.
21271 (find_what_p_points_to): Ditto.
21272 (init_base_vars): Ditto.
21273 (init_alias_vars): Ditto.
21274 (remove_preds_and_fake_succs): New function.
21275 (dump_sa_points_to_info): Dump new stats.
21276 (dump_solution_for_var): Use find.
21277 (set_used_smts): Fix formatting.
21278 (compute_points_to_sets): Updated for new functions.
21279 (ipa_pta_execute): Ditto.
21281 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21282 Richard Sandiford <richard@codesourcery.com>
21284 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21286 * calls.c (expand_call): If the return value is a PARALLEL,
21287 extract its first member.
21288 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21289 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21290 use FUNCTION_EXTRA_EPILOGUE.
21291 (m68k_function_value): Return a PARALLEL if the return value
21292 is of a pointer type.
21293 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21294 (FUNCTION_EXTRA_EPILOGUE): Remove.
21295 * config/m68k/m68k.md (D0_REG): New constant.
21297 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21299 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21300 output a NOP for empty epilogues.
21302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21304 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21305 before function. Extend register save check to include all
21306 registers, not just integer ones.
21308 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21310 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21311 (m68k_use_return_insn): ...this.
21312 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21313 * config/m68k/m68k.c (use_return_insn): Rename to...
21314 (m68k_use_return_insn): ...this.
21315 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21316 of USE_RETURN_INSN.
21318 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21320 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21321 nearest even, fix denormal rounding overflow.
21323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21325 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21326 f%$smove and f%$move.
21327 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21328 (extendsfdf2_cf): Use fdmove instead of f%&move.
21329 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21330 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21332 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21334 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21337 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21339 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21340 (coldfire_single_format): Declare.
21341 (coldfire_double_format): Likewise.
21342 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21343 of qnan_msb_set to determine the lower bits of a canonical
21345 (encode_ieee_double): Likewise.
21346 (encode_ieee_quad): Likewise.
21347 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21348 (mips_single_format): Likewise.
21349 (ieee_double_format): Likewise.
21350 (mips_double_format): Likewise.
21351 (ieee_extended_motorola_format): Likewise.
21352 (ieee_extended_intel_96_format): Likewise.
21353 (ieee_extended_intel_128_format): Likewise.
21354 (ieee_extended_intel_96_round_53_format): Likewise.
21355 (ibm_extended_format): Likewise.
21356 (mips_extended_format): Likewise.
21357 (ieee_quad_format): Likewise.
21358 (mips_quad_format): Likewise.
21359 (vax_f_format): Likewise.
21360 (vax_d_format): Likewise.
21361 (vax_g_format): Likewise.
21362 (i370_single_format): Likewise.
21363 (i370_double_format): Likewise.
21364 (decimal_single_format): Likewise.
21365 (decimal_double_format): Likewise.
21366 (decimal_quad_format): Likewise.
21367 (c4x_single_format): Likewise.
21368 (c4x_extended_format): Likewise.
21369 (real_internal_format): Likewise.
21370 (coldfire_single_format): New real_format.
21371 (coldfire_double_format): Likewise.
21372 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21373 canonical_nan_lsbs_set.
21374 (pdp11_d_format): Likewise.
21375 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21376 if TARGET_COLDFIRE_CPU.
21378 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21380 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21381 (output_call, m68k_legitimize_call_address): Declare.
21382 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21383 parenthesees. Add support for a 'W' constraint.
21384 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21385 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21386 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21387 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21389 (override_options): Initialize them. Do not set flag_no_function_cse
21390 for TARGET_ID_SHARED_LIBRARY.
21391 (m68k_output_pic_call): Delete.
21392 (m68k_legitimize_call_address): New function.
21393 (print_operand): Remove the %o prefix. Handle the %p prefix.
21394 (output_call): New function.
21395 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21396 target address from the GOT if symbolic jumps are not allowed.
21397 * config/m68k/m68k.md (call, general_operand): Do not set
21398 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21399 Merge separate flag_pic and !flag_pic define_insns into...
21400 (*call, *call_value): ...these new patterns. Match the address
21401 rather than the containing MEM and require it to be a call_operand.
21402 Use output_call to generate the asm template.
21403 * config/m68k/predicates.md (const_call_operand): New predicate.
21404 (call_operand): Likewise.
21406 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21408 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21409 (STACK_GROWS_DOWNWARD): Define to 1.
21410 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21411 comments, emphasizing that these values are only defaults.
21412 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21413 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21417 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21419 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21420 Richard Sandiford <richard@codesourcery.com>
21422 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21423 (FP_REGNO_P): New macros.
21424 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21425 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21426 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21427 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21431 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21432 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21434 * config/m68k/t-floatlib: New file, extracting common code from...
21435 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21436 * config/m68k/t-uclinux: Here.
21437 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21438 routines on ColdFire targets.
21440 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21442 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21443 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21444 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21445 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21446 explicitly set MOTOROLA to 1.
21447 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21450 Nathan Sidwell <nathan@codesourcery.com>
21452 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21453 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21454 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21455 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21456 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21457 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21458 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21459 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21460 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21461 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21462 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21463 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21464 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21465 (DBX_REGISTER_NUMBER): Delete.
21466 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21467 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21468 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21472 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21473 * config/flat.h: New file.
21474 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21475 OBJECT_FORMAT_FLAT.
21476 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21477 indirect references for -msep-data or -mid-shared-library.
21478 Do not use PC-relative code addresses either.
21479 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21481 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21482 for shared libraries and crt1.o for executables. Use crti.o and
21484 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21485 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21486 Do not add -elf2flt or -shared-lib-id options here.
21487 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21488 Pass -shared-lib-id if -mid-shared-library, taking the library
21489 identifier from -mshared-library-id if given, otherwise
21491 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21492 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21493 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21494 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21495 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21496 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21498 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21499 jump sequence for ISA A and ISA A+.
21500 (PICJUMP): Likewise.
21502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21504 * config.gcc (m68k-*-uclinux*): Base the port on the common
21505 and m68k GNU/Linux files rather than on the generic ELF ones.
21506 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21507 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21509 2007-01-18 Julian Brown <julian@codesourcery.com>
21510 Richard Sandiford <richard@codesourcery.com>
21512 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21513 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21514 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21516 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21517 80 unconditionally.
21518 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21522 * doc/install.texi: Document m68k-uclinuxoldabi.
21523 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21524 * config/m68k/uclinux-oldabi.h: New file, copied from
21525 config/m68k/uclinux.h.
21527 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21529 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21530 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21531 (m32r_compute_frame_size): Use unsigned for regno.
21532 (m32r_reload_lr): Use gen_frame_mem.
21534 (m32r_output_function_epilogue): Don't output the function epilogue
21536 (m32r_expand_epilogue): New.
21537 (direct_return): Return false if the function has the interrupt
21539 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21540 * config/m32r/m32r.md (epilogue): New expander.
21541 (return_lr, return_rte): New insns.
21542 (return): Make it expander.
21543 (return_normal): New expander.
21545 2007-01-18 Josh Conner <jconner@apple.com>
21548 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21549 support for UNLE, UNLT, UNGE, and UNGT.
21551 2007-01-18 Jan Hubicka <jh@suse.cz>
21553 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21554 * tree-tailcall (add_virtual_phis): Likewise.
21555 (optimize_tail_call): Return TODOs.
21556 (execute_tail_calls): Return TODOs.
21557 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21558 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21560 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21561 Cleanup cfg using TODO.
21562 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21563 * passes.c (execute_function_todo): When cleanup did something, remove
21565 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21566 (make_edges): Don't cleanup_cfg.
21568 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21570 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21571 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21572 operate on the top of stack.
21573 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21574 register handling of instructions that output to the second
21576 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21577 (move_for_stack_reg): Special-case check for dead destination
21578 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21580 * config/i386/i386.md (UNSPEC_TAN): New constant.
21581 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21582 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21583 to correctly model move of constant 1.0 to top stack slot.
21584 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21585 (unnamed peephole2 pattern): Remove corresponding peephole2
21586 pattern that optimizes tan insn and loading of constant 1.0.
21587 (tanxf2): Use fptanxf4_i387.
21588 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21589 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21590 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21591 disable patterns for SSE math.
21592 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21593 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21595 2007-01-18 Dirk Mueller <dmueller@suse.de>
21596 Richard Guenther <rguenther@suse.de>
21599 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21600 * common.opt (Warray-bounds): Add new warning option.
21601 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21603 * Makefile.in: make tree-vrp.o depend on toplev.h
21604 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21606 (check_array_refs, check_array_bounds, check_array_ref): New.
21608 2007-01-18 Jan Hubicka <jh@suse.cz>
21610 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21611 (execute_ssa_ccp): Return flags conditionally.
21612 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21614 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21616 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21618 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21619 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21621 * Makefile.c (GTFILES): Add cfglayout.h.
21622 * gengtype.c (open_base_files): Likewise.
21623 * cfglayout.c (cfg_layout_function_footer,
21624 cfg_layout_function_header) Reindent to make gengtype happy.
21625 * cfglayout.h (cfg_layout_function_footer,
21626 cfg_layout_function_header): Add GTY(()) marker.
21628 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21630 2007-01-18 Ben Elliston <bje@au.ibm.com>
21632 * genautomata.c (write_automata): Include xstrerror output in the
21633 error message if writing the DFA description file fails.
21635 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21637 * config/mips/mips-protos.h (mips_output_external): Make it
21639 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21640 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21641 (extern_list): Likewise.
21642 (extern_head): Likewise.
21643 (TARGET_ASM_FILE_END): Likewise.
21644 (mips_file_end): Likewise.
21645 (mips_output_external): Rewritten.
21647 2007-01-18 Ben Elliston <bje@au.ibm.com>
21649 * genpreds.c (write_insn_preds_c): Only write out the function
21650 body for regclass_for_constraint if we have register constraints.
21652 2007-01-17 Tom Tromey <tromey@redhat.com>
21654 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21655 * doc/install.texi (Testing): Use sourceware.org.
21656 (Binaries): Likewise.
21657 (Specific): Likewise.
21658 * doc/contrib.texi (Contributors): Use sourceware.org.
21660 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21662 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21663 (AVR_ENHANCED): Rename to ...
21664 (AVR_HAVE_MUL): ... new.
21665 (avr_enhanced_p): Rename to ...
21666 (avr_have_mul_p): ... new.
21667 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21668 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21669 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21670 (avr_have_mul_p): ... new.
21671 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21672 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21673 'avr_enhanced_p' and 'enhanced'.
21674 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21675 AVR_HAVE_MUL instead of AVR_ENHANCED.
21676 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21677 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21678 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21679 instead of AVR_ENHANCED.
21680 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21681 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21682 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21684 2007-01-17 Ian Lance Taylor <iant@google.com>
21686 * vec.h (VEC_reserve_exact): Define.
21687 (vec_gc_p_reserve_exact): Declare.
21688 (vec_gc_o_reserve_exact): Declare.
21689 (vec_heap_p_reserve_exact): Declare.
21690 (vec_heap_o_reserve_exact): Declare.
21691 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21693 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21694 negative parameter.
21695 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21696 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21697 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21698 * vec.c (calculate_allocation): Add exact parameter. Change all
21700 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21701 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21702 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21703 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21704 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21705 (vec_heap_p_reserve_exact): New function.
21706 (vec_heap_o_reserve_exact): New function.
21708 2007-01-17 Jan Hubicka <jh@suse.cz>
21710 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21712 2007-01-17 Eric Christopher <echristo@apple.com>
21714 * config.gcc: Support core2 processor.
21716 2007-01-16 Jan Hubicka <jh@suse.cz>
21718 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21719 the names, just unlink the chain so we don't crash on dangling
21723 2007-01-16 Jan Hubicka <jh@suse.cz>
21725 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21726 * tree-pass.h: Reorder to make IPA passes appear toegher.
21727 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21729 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21730 parameters, do not call early inliner.
21731 * ipa-inline.c: Update comments. Include tree-flow.h
21732 (cgraph_decide_inlining): Do not compute inlining parameters.
21733 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21734 be called with function context set up.
21735 (pass_ipa_inline): Remove unreachable functions before pass.
21736 (cgraph_early_inlining): Simplify assuming to be called from the
21738 (pass_early_inline): New pass.
21739 (cgraph_gate_ipa_early_inlining): New gate.
21740 (pass_ipa_early_inline): Turn into simple wrapper.
21741 (compute_inline_parameters): New function.
21742 (gate_inline_passes): New gate.
21743 (pass_inline_parameters): New pass.
21744 (apply_inline): Move here from tree-optimize.c
21745 (pass_apply_inline): New pass.
21746 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21748 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21749 doing them by hand.
21750 (tree_function_versioning): Do not allocate dummy struct function.
21751 * tree-inline.h (optimize_inline_calls): Update prototype.
21752 * tree-optimize.c (execute_fixup_cfg): Export.
21753 (pass_fixup_cfg): Remove
21754 (tree_rest_of_compilation): Do not apply inlines.
21755 * tree-flow.h (execute_fixup_cfg): Declare.
21756 * Makefile.in (gt-passes.c): New.
21757 * passes.c: Include gt-passes.h
21758 (init_optimization_passes): New passes.
21759 (nnodes, order): New static vars.
21760 (do_per_function_toporder): New function.
21761 (execute_one_pass): Dump current pass here.
21762 (execute_ipa_pass_list): Don't dump current pass here.
21764 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21766 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21767 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21769 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21771 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21772 (strong_alias): Define.
21773 (__gcc_qmul): Provide non-FMA for soft-float.
21774 (__gcc_qdiv): Same.
21779 (__gcc_qunord): New.
21789 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21790 soft-float functions.
21791 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21792 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21793 about long double soft float.
21795 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21796 Tehila Meyzels <tehila@il.ibm.com>
21798 * tree-vectorizer.h (is_pattern_stmt_p): New.
21799 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21800 formatting (tabs instead of spaces). Cleanup and clarify setting
21801 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21802 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21803 (vectorizable_type_demotion): Check that types are integral.
21804 (vectorizable_type_promotion): Likewise.
21805 (vectorizable_store): Fix typo. Eliminate new-line at end of
21808 2007-01-16 Jan Hubicka <jh@suse.cz>
21810 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21813 2007-01-15 Eric Christopher <echristo@apple.com>
21815 * ifcvt.c: Include vec.h, vecprim.h.
21816 (check_cond_move_block): New argument regs.
21817 Reorganize. Add registers used to regs.
21818 (cond_move_process_if_block): Use regs set above as
21821 2007-01-15 Eric Christopher <echristo@apple.com>
21823 * config/darwin.h: Update copyright.
21824 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21825 (LINK_COMMAND_SPEC): Add -u.
21826 (LINK_SPEC): Fix umbrella for above.
21828 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21830 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21833 2007-01-15 Tom Tromey <tromey@redhat.com>
21835 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21836 * doc/install.texi (Testing): Don't mention jacks.
21837 (Configuration): Document --enable-java-maintainer-mode. Move
21838 --with-java-home to libgcj-specific section. Document
21840 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21842 2007-01-15 Jan Hubicka <jh@suse.cz>
21844 * tree-ssa-dce.c (DCE_TODOs): New.
21845 (propagate_necessity): Return if something changed.
21846 (eliminate_unnecessary_stmts): Likewise.
21847 (perform_tree_ssa_dce): Return TODO flags when needed.
21848 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21850 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21852 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21853 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21854 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21855 patterns using X87MODEF12 mode macro. Extend operand 1
21856 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21857 (log10<mode>2): Ditto.
21858 (log2<mode>2): Ditto.
21859 (log1p<mode>2): Ditto.
21860 (logb<mode>2): Ditto.
21861 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21862 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21863 (*fxtractxf3_i387): Rename from *fxtractxf3.
21864 (fxtract_extend<mode>xf3_i387): New insn pattern.
21865 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21866 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21867 and gen_fyl2xxf3_i387().
21869 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21871 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21872 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21873 get_loop_exit_edges. Changed return type to bool.
21874 * cfgloop.h (fix_loop_placement): Declaration removed.
21876 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21878 * param.h (MIN_VECT_LOOP_BOUND): New.
21879 * params.def (MIN_VECT_LOOP_BOUND): New.
21880 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21881 argument - minimum threshold for number of iterations.
21882 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21883 argument to declaration.
21884 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21885 MIN_VECT_LOOP_BOUND.
21886 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21887 slpeel_tree_peel_loop_to_edge with additional argument.
21888 (vect_do_peeling_for_alignment): Likewise.
21889 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21891 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21894 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21895 operands of size 1.
21897 2007-01-14 Jan Hubicka <jh@suse.cz>
21899 * tree-dfa.c (remove_referenced_var): New function.
21900 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21901 prune referenced vars list too.
21902 * tree-flow.h (remove_referenced_var): Declare.
21904 2007-01-14 Jan Hubicka <jh@suse.cz>
21906 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21908 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21909 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21910 * except.h (verify_eh_throw_table_statements): Kill prototype.
21911 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21912 into call exrepssions.
21913 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21915 * tree-cfg.c: Include pointer-set.h.
21916 (verify_node_sharing): Work on pointer set.
21917 (verify_eh_throw_stmt_node): New.
21918 (verify_stmts): Use pointers sets, verify throw_stmt.
21920 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21922 * ipa-reference.c (analyze_function): Consider also addresses taken
21925 2007-01-12 Roger Sayle <roger@eyesopen.com>
21927 * c-typeck.c (null_pointer_constant_p): Replace use of
21928 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21929 (build_c_cast): Likewise.
21931 2007-01-12 Roger Sayle <roger@eyesopen.com>
21933 * tree.h (force_fit_type_double): Remove unused final argument.
21934 * c-common.c (constant_expression_warning): Replace use of
21935 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21936 (convert_and_check): Likewise.
21937 (shorten_compare): Update call to force_fit_type_double.
21938 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
21939 * convert.c (convert_to_pointer): Update call to
21940 force_fit_type_double.
21941 * fold-const.c (force_fit_type_double): Remove overflowed_const
21943 (int_const_binop, fold_convert_const_int_from_int,
21944 fold_convert_const_int_from_real, fold_div_compare,
21945 fold_sign_changed_comparison, fold_unary, fold_negate_const,
21946 fold_abs_const, fold_not_const): Remove the final argument from
21947 calls to force_fit_type_double.
21949 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
21951 * configure.ac: Set insn to "nop" for spu-*-* also.
21952 * configure: Regenerate.
21954 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
21956 * builtins.def : Add BUILT_IN_FREE.
21958 2007-01-12 Jan Hubicka <jh@suse.cz>
21960 PR tree-optimization/30443
21961 * tree-inline.c (tree_function_versioning): Do not optimize when
21962 cloning for inlining.
21964 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
21966 * doc/loop.texi: Document recording of loop exits.
21967 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
21968 (update_single_exits_after_duplication,
21969 update_single_exit_for_duplicated_loop,
21970 update_single_exit_for_duplicated_loops): Removed.
21971 (duplicate_loop_to_header_edge): Do not call
21972 update_single_exits_after_duplication and
21973 update_single_exit_for_duplicated_loops.
21974 (loop_version): Do not update single_exit information.
21975 (fix_loop_structure): Use record_loop_exits instead of
21976 mark_single_exit_loops.
21977 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
21978 the lists of loop exits.
21979 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
21980 split_edge, merge_blocks): Update the lists of loop exits.
21981 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
21982 loop_optimizer_init.
21983 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
21984 of mark_single_exit_loops.
21985 (loop_optimizer_finalize): Call release_recorded_exits.
21986 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
21987 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
21988 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
21989 update single exit information.
21990 * lambda-code.c (perfect_nestify): Ditto.
21991 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
21992 (mark_single_exit_loops): Removed.
21993 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
21994 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
21995 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
21997 (get_loop_exit_edges, single_exit): Use recorded exit lists.
21998 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
21999 (verify_loop_structure): Verify consistency of the exit lists.
22000 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22001 (set_single_exit): Removed.
22002 * cfgloop.h (struct loop_exit): New function.
22003 (struct loop): single_exit_ field replaced by exits field.
22004 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22005 LOOPS_HAVE_RECORDED_EXITS.
22006 (struct loops): Added exits hash.
22007 (mark_single_exit_loops, set_single_exit): Declaration removed.
22008 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22010 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22012 * doc/invoke.texi: Avoid use of @headitem.
22014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22016 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22020 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22023 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22024 Richard Sandiford <richard@codesourcery.com>
22026 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22027 * config/m68k/m68k.opt: Resort options.
22028 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22030 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22031 Richard Sandiford <richard@codesourcery.com>
22033 * doc/invoke.texi: Document the macros that are defined by
22034 m68k's -mtune and -mhard-float options.
22035 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22036 (m68k_cpp_cpu_family): Likewise.
22037 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22038 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22039 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22040 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22041 (m68k_cpp_cpu_family): Likewise.
22043 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22046 macros besides mc68000 as tuning macros. Use a switch statement
22047 to set them and mcpu32.
22049 2007-01-12 Julian Brown <julian@codesourcery.com>
22051 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22052 (TARGET_68040_ONLY): Rename to...
22053 (TARGET_68040): ...this.
22054 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22055 * config/m68k/m68k.md: Likewise.
22057 2007-01-12 Julian Brown <julian@codesourcery.com>
22058 Nathan Sidwell <nathan@codesourcery.com>
22059 Richard Sandiford <richard@codesourcery.com>
22061 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22062 the -mcpu= argument associated with the --with-cpu setting.
22063 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22064 if different from the one implied by the -mcpu setting.
22065 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22066 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22067 * doc/invoke.texi: Mention ColdFire in the introduction to the
22068 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22069 -mno-div and -mhard-float options. Make -m68881 a synonym for
22070 -mhard-float. Document the previously-undocumented -m5206e,
22071 -m528x, -m5307 and -m5407 options. Tweak the existing option
22072 documentation for consistency.
22073 * doc/install.texi: Mention new --with-cpu arguments.
22074 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22075 default CPU if neither -mcpu nor -march are specified.
22076 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22077 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22078 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22079 using m68k_tune to decide between families that implement the
22080 same ISA. Use m68k_tune to set __mcfv4e__.
22081 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22082 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22083 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22084 (FL_ISA_C, FL_ISA_MMU): New macros.
22085 (MASK_COLDFIRE): Delete.
22086 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22087 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22088 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22089 (TARGET_HARD_FLOAT): Do not define here.
22090 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22091 (TUNE_68000): New macro.
22092 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22093 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22094 (TUNE_CFV2): Redefine in terms of m68k_tune.
22095 (uarch_type, target_device, fpu_type): New enums.
22096 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22097 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22098 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22099 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22100 (FL_FOR_isa_c): New macros.
22101 (m68k_isa): New enum.
22102 (m68k_target_selection): New structure.
22103 (all_devices, all_isas, all_microarchs): New tables.
22104 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22105 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22106 (MASK_ALL_CPU_BITS): Delete.
22107 (m68k_find_selection): New function.
22108 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22109 Map the legacy target options to a combination of the new ones.
22110 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22111 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22112 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22114 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22115 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22117 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22118 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22119 * config/m68k/m68k-devices.def: New file.
22121 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22122 Nathan Sidwell <nathan@codesourcery.com>
22124 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22125 (SUBTARGET_EXTRA_SPECS): New macros.
22126 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22127 use %(asm_cpu_spec) instead.
22128 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22129 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22130 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22131 (EXTRA_SPECS): Rename to...
22132 (SUBTARGET_EXTRA_SPECS): ...this.
22134 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22135 Richard Sandiford <richard@codesourcery.com>
22136 Julian Brown <julian@codesourcery.com>
22138 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22139 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22140 to the configuration's default CPU.
22141 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22142 Remove default masks.
22143 (m680[012]0-*-*): Set the default with_cpu to the first part of
22145 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22146 (m68k*-*-linux): Extend the --with-cpu handling to...
22147 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22148 and m68010. Don't set target_cpu_default2.
22149 * doc/install.texi: Document --with-cpu for m68k.
22150 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22151 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22152 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22153 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22154 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22155 (ASM_SPEC): Remove use of %(asm_cpu_default).
22156 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22157 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22158 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22159 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22160 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22161 (TARGET_DEFAULT): Delete.
22162 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22163 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22164 (CPP_CPU_SPEC): Delete.
22165 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22166 the appropriate string.
22167 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22168 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22169 (ASM_SPEC): Don't use %(asm_default_spec).
22170 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22171 TARGET_DEFAULT and add MASK_68881.
22172 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22174 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22176 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22177 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22178 MASK_68010 alongside MASK_68020.
22179 * doc/invoke.texi: Document -m68010.
22180 * config/m68k/m68k.opt (m68010): New.
22181 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22183 (TUNE_68010): New macro.
22184 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22185 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22186 (M68K_CPU_m68332): Add MASK_68010.
22187 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22188 fallback definition.
22189 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22191 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22192 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22193 to all entries that use MASK_68020.
22194 (output_move_simode_const, output_move_himode, output_move_qimode)
22195 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22196 instead of TARGET_68020 to select clr behavior. Remove comment
22197 about there being no TARGET_68010.
22198 * config/m68k/m68k.md: Likewise throughout.
22200 2007-01-12 Julian Brown <julian@codesourcery.com>
22202 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22203 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22204 * config/m68k/m68k.md: Likewise.
22206 2007-01-12 Julian Brown <julian@codesourcery.com>
22208 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22209 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22211 2007-01-12 Julian Brown <julian@codesourcery.com>
22213 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22214 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22215 * config/m68k/m68k.md: Likewise.
22217 2007-01-12 Julian Brown <julian@codesourcery.com>
22218 Richard Sandiford <richard@codesourcery.com>
22220 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22221 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22222 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22224 (TARGET_CPU32): Rename to...
22225 (TUNE_CPU32): ...this.
22226 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22227 (TUNE_CFV2): New macros.
22228 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22229 remove conditions that are implied by TARGET_68020.
22230 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22231 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22232 (m68k_output_function_epilogue): Likewise.
22233 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22234 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22235 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22236 non-68000 timings. Refactor multiplication and division costs.
22237 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22238 TUNE_CPU32 instead of TARGET_CPU32.
22239 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22240 and TUNE_68060 instead of TARGET_68060.
22241 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22242 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22244 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22245 && !TARGET_COLDFIRE" to choose between moveq and clr.
22246 Likewise in the unnamed movsf pattern.
22247 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22248 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22251 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22253 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22254 of tabbing before backslashes.
22256 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22258 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22259 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22260 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22262 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22264 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22265 find_interesting_uses_cond.
22266 (find_interesting_uses_cond): Use extract_cond_operands.
22267 (rewrite_use_compare): Use extract_cond_operands and
22268 force_gimple_operand_bsi. Do not call update_stmt.
22269 (determine_use_iv_cost_condition): Use extract_cond_operands.
22270 Return cheaper of using original bound and changing the exit bound.
22272 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22274 PR tree-optimization/29516
22275 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22276 most_expensive_mult_to_index, addr_to_parts,
22277 create_mem_ref, maybe_fold_tmr): Make the type of
22278 fields of TARGET_MEM_REF sizetype.
22279 (move_fixed_address_to_symbol, move_pointer_to_base):
22281 * tree.def (TARGET_MEM_REF): Add comment on types of
22284 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22286 * c-common.c (vector_types_convertible_p): Treat opaque types as
22287 always convertible if they have the same size, but not otherwise.
22289 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22291 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22292 Remove the b_unconditional field.
22293 (noce_try_sign_mask): Do not look at b_unconditional.
22294 (noce_process_if_block): Do not use merge_if_blocks. Update
22295 the CFG here. Do not set b_unconditional.
22296 (cond_move_process_if_block): Likewise.
22297 (find_cond_trap): Likewise.
22298 (check_cond_move_block): Require simple jump insns at the end
22299 of the basic block.
22301 2007-01-11 Jan Hubicka <jh@suse.cz>
22303 PR tree-optimization/1046
22304 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22305 when alias info is not ready.
22306 (pass_tail_recursion): Do not require aliasing.
22307 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22308 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22309 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22310 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22311 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22312 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22313 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22315 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22316 When aliasing is not build, mark statement as volatile.
22318 2007-01-11 Tom Tromey <tromey@redhat.com>
22320 PR preprocessor/15185, PR preprocessor/20989:
22321 * doc/cppopts.texi <-MT>: Update description of algorithm for
22322 computing default target.
22323 <-M, -MD>: Reword "basename" text.
22325 2007-01-11 Roger Sayle <roger@eyesopen.com>
22327 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22328 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22329 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22330 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22331 fold_builtin_bswap, real_constp, fold_builtin_pow,
22332 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22333 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22334 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22335 * convert.c (convert_to_pointer): Likewise.
22336 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22337 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22338 const_binop, fold_convert_const_int_from_int,
22339 fold_convert_const_int_from_real,
22340 fold_convert_const_real_from_real, sign_bit_p,
22341 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22342 fold_sign_changed_comparison, fold_unary, fold_comparison,
22343 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22344 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22345 * print-tree.c (print_node_brief, print_node): Likewise.
22346 * stor-layout.c (place_field, layout_type): Likewise.
22347 * tree-chrec.c (keep_cast): Likewise.
22348 * tree.c (build_vector, build_real, build_real_from_int_cst,
22349 build_complex): Likewise.
22351 2007-01-11 Roger Sayle <roger@eyesopen.com>
22353 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22354 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22356 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22358 * configure.ac (strict1_warn): Rename to strict_warn.
22359 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22360 cc_set_by_configure, quoted_cc_set_by_configure,
22361 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22362 all_boot_languages, all_stagestuff): Remove.
22363 (target_list): Remove bootstrap targets.
22364 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22365 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22366 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22367 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22368 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22369 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22370 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22371 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22372 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22373 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22374 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22375 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22376 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22377 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22378 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22379 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22380 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22381 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22382 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22383 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22384 (mostlyclean): Adjust.
22385 (clean, distclean): Don't mention bootstrap stuff.
22386 * configure: Regenerate.
22387 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22388 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22389 treelang/config-lang.in (stagestuff): Remove.
22390 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22391 stageprofile, stagefeedback, stagestuff): Remove mention.
22393 2007-01-11 Nick Clifton <nickc@redhat.com>
22395 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22397 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22398 (mcore_arith_K_S_operand): Run the test for the S constraint not
22399 the test for the M constraint.
22400 (mcore_addsub_operand): Do not accept integer values that are
22401 larger than 32 bits.
22402 * config/mcore/mcore.md: Remove unused constraints from split.
22403 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22404 (addsi3): Likewise.
22405 (allocate_stack): Likewise.
22406 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22407 operands to 32 bits.
22408 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22410 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22411 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22412 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22413 mcore_output_bclri, mcore_output_andn, output_inline_const,
22414 mcore_output_move, mcore_output_movedouble): Likewise.
22415 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22416 (output_inline_const): Likewise.
22417 (output_inline_const): Fix format strings used in sprintf
22419 * config/mcore/mcore-protos.h: Update prototypes for changed
22420 functions in mcore.c.
22421 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22422 HOST_WIDE_INT and not int.
22423 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22424 CONST_OK_FOR_N): Likewise.
22425 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22426 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22429 2007-01-10 Jan Hubicka <jh@suse.cz>
22431 * tree-vrp.c (remove_range_assertions): Release defs.
22432 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22433 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22435 2007-01-10 Paul Brook <paul@codesourcery.com>
22437 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22438 * config/arm/arm.md (mulsi3subsi): New insn.
22440 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22442 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22443 (tree_transform_and_unroll_loop): New.
22444 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22447 2007-01-10 Robert Kennedy <jimbob@google.com>
22449 * fold-const.c (fold_comparison): Fold comparisons like (x *
22450 1000 < 0) to (x < 0).
22452 2007-01-10 Ian Lance Taylor <iant@google.com>
22454 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22455 operands have the same priority.
22457 2007-01-10 Tom Tromey <tromey@redhat.com>
22459 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22460 (fold_binary): Likewise.
22461 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22462 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22463 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22464 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22465 * langhooks.h (struct lang_hooks): Removed field
22466 'can_use_bit_fields_p'.
22468 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22470 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22472 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22474 * function.c (get_last_funcdef_no): New function.
22475 * function.h (get_last_funcdef_no): Declare.
22476 * tree-inline.c (initialize_cfun): Add initialization.
22477 (tree_function_versioning): Cleanup.
22479 2007-01-10 Jan Hubicka <jh@suse.cz>
22481 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22484 2007-01-10 Sa Liu <saliu@de.ibm.com>
22485 Ben Elliston <bje@au.ibm.com>
22487 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22488 for SAVE_NONLOCAL and Pmode for any other save level.
22489 * spu-protos.h (spu_restore_stack_block): Declare.
22490 * spu.md (save_stack_block): Remove.
22491 (restore_stack_block): Call spu_restore_stack_block.
22492 * spu.c (spu_restore_stack_block): New function.
22493 (spu_expand_epilogue): Remove old comment.
22495 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22497 PR tree-optimization/30322
22498 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22499 (cand_value_at): Return the value as aff_tree.
22500 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22501 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22502 aff_combination_mult): New functions.
22503 (aff_combination_add): Use aff_combination_add_cst.
22504 (aff_combination_convert): Allow conversions to a wider type.
22505 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22506 * tree-affine.h (aff_combination_mult): Declare.
22508 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22510 * doc/tm.texi: Update documentation to reflect reality of exec
22511 and start file search behaviours. Update copyright year.
22512 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22513 header file directories.
22515 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22517 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22518 (*cosxf2): Rename to cosxf2_i387.
22519 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22520 using X87MODEF12 mode macro. Rename patterns to
22521 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22523 (*cosdf2, *cossf2): Ditto.
22524 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22525 to match extended input operands.
22526 (sincos<mode>3): New expander.
22527 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22528 insn patterns and corresponding splitters.
22530 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22532 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22533 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22535 2007-01-09 Nicolas Pitre <nico@cam.org>
22538 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22540 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22542 * target.h (struct gcc_target): New field library_rtti_comdat.
22543 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22544 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22545 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22546 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22548 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22550 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22552 2007-01-08 Richard Guenther <rguenther@suse.de>
22554 * tree.h (force_fit_type_double): Export.
22555 (force_fit_type): Remove.
22556 * fold-const.c (force_fit_type_double): New function.
22557 (force_fit_type): Remove.
22558 (int_const_binop): Use it.
22559 (fold_convert_const_int_from_int): Likewise.
22560 (fold_convert_const_int_from_real): Likewise.
22561 (fold_div_compare): Likewise.
22562 (fold_sign_changed_comparison): Likewise.
22563 (fold_unary): Likewise.
22564 (fold_negate_const): Likewise.
22565 (fold_abs_const): Likewise.
22566 (fold_not_const): Likewise.
22567 * c-common.c (shorten_compare): Use force_fit_type_double.
22568 * convert.c (convert_to_pointer): Likewise.
22570 2007-01-08 Richard Guenther <rguenther@suse.de>
22572 * tree.h (build_int_cst_wide_type): Export.
22573 * tree.c (build_int_cst_wide_type): New function.
22574 (build_int_cst_wide): Fix comment.
22575 * builtins.c (fold_builtin_object_size): Use build_int_cst
22576 to build -1 or 0 of the correct type. Use fit_double_type
22577 to check for overflow.
22578 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22580 (decode_field_reference): Likewise.
22581 (all_ones_mask_p): Likewise.
22582 (native_interpret_int): Use build_int_cst_wide_type.
22583 (fold_binary): Use build_int_cst_type to build an all-ones
22585 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22587 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22589 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22591 2007-01-09 Ben Elliston <bje@au.ibm.com>
22593 * genautomata.c (STATS_OPTION): New option.
22594 (stats_flag): New flag.
22595 (gen_automata_option): Handle it.
22596 (initiate_automaton_gen): Ditto.
22597 (write_automata): Output statistics only if stats_flag is
22598 set. Likewise, output time statistics only if time_flag is set.
22599 * doc/md.texi (Processor pipeline description): Document new flag.
22601 2007-01-08 Richard Guenther <rguenther@suse.de>
22603 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22604 * tree.c (build_int_cst_type): Likewise.
22605 (size_in_bytes): Don't call force_fit_type on the result.
22606 (int_fits_type_p): Use fit_double_type.
22607 * fold-const.c (fit_double_type): New function.
22608 (force_fit_type): Use it.
22609 * tree.h (fit_double_type): Export.
22611 2007-01-08 Jan Hubicka <jh@suse.cz>
22613 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22614 * ipa.c (function_and_variable_visibility): Fix return type.
22616 2007-01-08 Richard Guenther <rguenther@suse.de>
22618 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22619 of offset to build the index.
22620 * tree-pretty-print.c (dump_generic_node): Don't build negated
22621 const just for printing.
22622 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22623 * builtins.c (fold_builtin_int_roundingfn): Check if result
22624 fits the type by using force_fit_type and comparing the result.
22625 * predict.c (predict_loops): Use compare_tree_int for comparison.
22626 * tree.c (build_int_cst): Fall back to integer_type_node for
22628 (build_int_cst_wide): Assert type is non-null.
22630 2007-01-08 Roberto Costa <roberto.costa@st.com>
22632 * tree-vrp.c (extract_range_from_cond_expr): New.
22633 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22634 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22636 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22637 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22638 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22639 used as expressions.
22640 * tree-object-size.c (cond_expr_object_size): New.
22641 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22643 2007-01-08 Jan Hubicka <jh@suse.cz>
22645 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22646 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22649 2007-01-08 Richard Guenther <rguenther@suse.de>
22651 PR tree-optimization/23603
22652 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22653 (extract_range_from_binary): Fall back to truthvalue instead of
22654 varying for TRUTH_*_EXPR.
22655 (extract_range_from_comparison): Fall back to truthvalue instead of
22657 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22658 if all visited PHI values were constant.
22660 2007-01-08 Jan Hubicka <jh@suse.cz>
22662 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22663 (cgraph_analyze_function): break out from ...
22664 (cgraph_finalize_compilation_unit): ... here.
22665 (cgraph_expand_function): Remove forgoten commented out line.
22666 (cgraph_optimize): Analyze functions.
22668 2007-01-08 Jan Hubicka <jh@suse.cz>
22670 * tree-pas.h (TODO_remove_function): New flag.
22671 (TODO_update*): Renumber.
22672 (pass_ipa_increase_alignment,
22673 pass_ipa_function_and_variable_visibility): New passes.
22674 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22675 (cgraph_function_and_variable_visibility): Move to ipa.c
22676 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22677 cgraph_increase_alignment.
22678 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22679 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22680 calling tree-inline.
22681 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22682 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22683 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22684 (gate_increase_alignment): New function.
22685 (pass_ipa_increase_alignment): New pass.
22686 * ipa.c: Inline tree-pass.h and timevar.h
22687 (function_and_variable_visibility): Move here from cgraphunit.c
22688 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22689 * passes.c (init_optimization_passes): Add the two new passes.
22690 (execute_todo): Handle cgraph_remove_functions.
22692 2007-01-08 Nick Clifton <nickc@redhat.com>
22694 * config/frv/predicates.md (reg_or_0_operand): Accept
22697 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22699 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22700 * config.gcc: Add bfin*-rtems*.
22702 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22704 * c.opt: Add -flax-vector-conversions.
22705 * c-typeck.c (convert_for_assignment): Pass flag to
22706 vector_types_convertible_p to allow emission of note.
22707 (digest_init): Likewise.
22708 * c-opts.c: Handle -flax-vector-conversions.
22709 * c-common.c (flag_lax_vector_conversions): New.
22710 (vector_types_convertible_p): Unless -flax-vector conversions
22711 has been passed, disallow conversions between vectors with
22712 differing numbers of subparts and/or element types. If such
22713 a conversion is disallowed, possibly emit a note on the first
22714 occasion only to inform the user of -flax-vector-conversions.
22715 The new last argument specifies this.
22716 * c-common.h (flag_lax_vector_conversions): New.
22717 (vector_types_convertible_p): Add extra argument.
22718 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22719 char_type_node for V*QI type vectors.
22720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22721 Update to satisfy new typechecking rules.
22722 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22723 C and C++ variants.
22724 * doc/invoke.texi (C Dialect Options): Document
22725 -flax-vector-conversions.
22727 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22729 PR tree-optimization/29877
22730 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22731 a register variable on the RHS to not be replaceable.
22733 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22734 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22735 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22736 const_simm15, const_pow2, const_npow2): Added.
22737 * config/score/misc.md (insv, extv, extzv, movmemsi,
22738 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22739 * config/score/score.c (score_address_cost, score_select_cc_mode):
22741 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22742 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22743 Update score_print_operand.
22744 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22745 Adjust register allocate order and update some macro define.
22746 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22747 mdx_block_move_straight, mdx_block_move_loop_head,
22748 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22749 mdx_block_move_loop, mdx_block_move): Added.
22750 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22751 mdp_limm): Updated and fix some bug and typo.
22752 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22753 (movsf, movdf, doloop_end): Added.
22755 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22757 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22758 config/arm/thumb2.md: Fix comment typos.
22759 * doc/extend.texi: Fix a typo.
22761 2007-01-07 Eric Christopher <echristo@apple.com>
22763 * configure.ac: Check for __stack_chk_fail for darwin.
22764 * configure: Regenerate.
22766 2007-01-07 Richard Guenther <rguenther@suse.de>
22768 * tree-vrp.c (extract_range_from_assert): CSE calls to
22769 compare_values where possible.
22770 (extract_range_from_unary_expr): Likewise.
22772 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22774 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22775 * config/avr/avr.c (call_insn_operand): Delete function.
22776 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22777 instead of register number. Use predicates.
22778 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22779 call_insn_operand): Add.
22781 2007-01-06 Jan Hubicka <jh@suse.cz>
22783 * tree-pass.h (pass_build_cgraph_edges): Declare.
22784 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22785 (visited_nodes): Remove.
22786 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22787 build_cgrpah_edges; make visited_nodes local.
22788 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22789 (record_references_in_initializer): Move to cgraphbuild.c
22790 (initialize_inline_failed, rebuild_cgraph_edges,
22791 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22792 (verify_cgraph_node): Make visited_nodes local.
22793 (cgraph_analyze_function): Do not call cgraph_create_edges and
22794 initialize_inline_failed.
22795 (cgraph_expand_function): Do not call cgraph_lower_function;
22796 assert that function is already lowered.
22797 * Makefile.in (cgraphbuild.o): New.
22798 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22799 at the end of lowering passes.
22801 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22803 * ifcvt.c (cond_move_convert_if_block): New function, code
22804 factored out from...
22805 (cond_move_process_if_block): ...here. Call the new function
22806 on the THEN and ELSE blocks.
22807 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22808 already takes care of this.
22810 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22813 * tree.h (TREE_OVERFLOW_P): New.
22814 * c-typeck.c (parser_build_unary_op): Warn only if result
22815 overflowed and operands did not.
22816 (parser_build_binary_op): Likewise.
22817 (convert_for_assignment): Remove redundant overflow_warning.
22818 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22820 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22822 * c-typeck.c (store_init_value): Split over two lines to follow
22823 the GNU coding style.
22825 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22827 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22828 __GXX_EXPERIMENTAL_CXX0X__.
22829 * doc/cpp.texi: Same.
22831 2007-01-05 Richard Guenther <rguenther@suse.de>
22833 PR middle-end/27826
22834 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22835 with mismatched types. Instead explicitly build a
22836 conversion NOP_EXPR.
22838 2007-01-05 Ian Lance Taylor <iant@google.com>
22840 * c-common.c (decl_with_nonnull_addr_p): New function.
22841 (c_common_truthvalue_conversion): Call it.
22842 * c-typeck.c (build_binary_op): Likewise.
22843 * c-common.h (decl_with_nonnull_addr_p): Declare.
22845 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22848 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22851 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22853 * doc/install.texi (Final install): Document the fact that
22854 the GNAT runtime should not be stripped.
22856 2007-01-04 Jan Hubicka <jh@suse.cz>
22858 * tree-inline.c (fold_marked_statements): Update operand caches
22859 and EH after folding
22861 2007-01-04 Ian Lance Taylor <iant@google.com>
22863 * c-common.c (check_function_nonnull): Whitespace fix.
22865 2007-01-04 Jan Hubicka <jh@suse.cz>
22867 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22868 comitted older version of patch.
22869 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22870 function, celanup cfg and collect garbage.
22872 2007-01-04 Mike Stump <mrs@apple.com>
22874 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22877 2007-01-04 Eric Christopher <echristo@apple.com>
22879 * libgcc2.c (__bswapsi2): Use SItype.
22880 (__bswapdi2): Use DItype.
22881 * libgcc2.h: Update for above.
22883 2007-01-04 Paul Brook <paul@codesourcery.com>
22885 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22886 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22887 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22888 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22889 umulsi3_highpart): Make conditional on !arm_arch6.
22890 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22891 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22892 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22893 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22894 umulsi3_highpart_v6): New insns.
22896 2007-01-04 Roger Sayle <roger@eyesopen.com>
22898 * fold-const.c (fold_convert): When casting an expression to void,
22899 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22900 have a type. Instead of attempting to build a NOP_EXPR, return
22901 these "special" trees directly.
22903 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22905 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22906 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22907 rs6000_cost->fp not 0 as adjustment for outer NEG.
22909 2007-01-04 Jan Hubicka <jh@suse.cz>
22911 * cgraph.c (cgraph_release_function_body): New function.
22912 (cgraph_remove_node): Use it.
22913 * cgraph.h (cgraph_release_function_body): Declare.
22914 * cgraphunit.c (cgraph_expand_function): Use it.
22915 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22916 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22917 is initialized and while compilation of other function is running.
22918 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22919 statement CFG annotations from here to ...
22920 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22922 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22924 * cfgloop.h (enum li_flags): Make the constants powers of two.
22926 2007-01-04 Jan Hubicka <jh@suse.cz>
22928 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22930 (fold_marked_statements): New function.
22931 (optimize_inline_calls, tree_function_versioning): Fold new statements.
22932 * tree-inline.h (copy_body_data): Add statements_to_fold.
22934 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
22936 * config.gcc: Mention libgcc/config.host.
22937 * Makefile.in: Update comments mentioning libgcc.
22938 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
22939 (all.cross, start.encap, rest.encap, rest.cross): Update
22940 dependencies for libgcc move.
22941 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
22942 (clean-target, clean-target-libgcc): Delete.
22943 (srcdirify, GCC_EXTRA_PARTS): New macros.
22944 (libgcc-support, libgcc.mvars): New rules.
22945 (distclean): Remove mention of mklibgcc.
22946 (install): Don't reference INSTALL_LIBGCC.
22947 (install-common): Don't reference EXTRA_PARTS.
22948 (install-libgcc, install-multilib): Delete rules.
22949 * mklibgcc.in: Delete file.
22950 * doc/configfiles.texi: Don't mention mklibgcc.
22952 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
22953 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
22954 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
22955 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
22956 (mklibgcc, ldblspecs): Likewise.
22958 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
22959 (posixpre.def): Use $(T).
22960 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
22961 (SHLIB_SRC, SHLIB_INSTALL): Delete.
22962 (SHLIB_LINK): Make dummy.
22963 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
22965 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
22967 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
22968 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
22969 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
22970 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
22972 * configure.ac (all_outputs): Remove mklibgcc.
22973 * configure: Regenerated.
22975 2007-01-03 Josh Conner <jconner@apple.com>
22977 PR middle-end/29683
22978 * calls.c (compute_argument_addresses): Set stack and stack_slot
22979 for partial args, too.
22980 (store_one_arg): Use locate.size.constant for the size when
22981 generating a save_area.
22983 2007-01-03 Robert Kennedy <jimbob@google.com>
22985 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
22986 whose definitions are deleted due to basic block merging.
22988 2007-01-03 Paul Brook <paul@codesourcery.com>
22991 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
22993 (use_return_insn): Return 0 for Thumb interrupt functions.
22994 (print_multi_reg): Add rfe argument for IRQ returns.
22995 (arm_output_epilogue): Pop interrupt return address directly into PC.
22996 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
22998 2007-01-03 Paul Brook <paul@codesourcery.com>
23000 Merge from sourcerygxx-4_1.
23001 * config/arm/thumb2.md: New file.
23002 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23004 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23005 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23006 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23007 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23009 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23010 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23012 * config/arm/ieee754-sf.S: Ditto.
23013 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23014 (thumb1_base_register_rtx_p): ... to this.
23015 (thumb_index_register_rtx_p): Rename...
23016 (thumb1_index_register_rtx_p): ... to this.
23017 (thumb_output_function_prologue): Rename...
23018 (thumb1_output_function_prologue): ... to this.
23019 (thumb_legitimate_address_p): Rename...
23020 (thumb1_legitimate_address_p): ... to this.
23021 (thumb_rtx_costs): Rename...
23022 (thumb1_rtx_costs): ... to this.
23023 (thumb_compute_save_reg_mask): Rename...
23024 (thumb1_compute_save_reg_mask): ... to this.
23025 (thumb_final_prescan_insn): Rename...
23026 (thumb1_final_prescan_insn): ... to this.
23027 (thumb_expand_epilogue): Rename...
23028 (thumb1_expand_epilogue): ... to this.
23029 (arm_unwind_emit_stm): Rename...
23030 (arm_unwind_emit_sequence): ... to this.
23031 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23032 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23033 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23034 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23035 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23036 thumb2_output_casesi): New functions.
23037 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23038 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23039 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23040 THUMB2_WORK_REGS): Define.
23041 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23042 arm_condexec_mask, arm_condexec_masklen)): New variables.
23043 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23044 (arm_override_options): Check new CPU capabilities.
23045 Set new architecture flag variables.
23046 (arm_isr_value): Handle v7m interrupt functions.
23047 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23049 (const_ok_for_arm): Handle Thumb-2 constants.
23050 (arm_gen_constant): Ditto. Use movw when available.
23051 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23053 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23054 (thumb_find_work_register, arm_load_pic_register,
23055 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23056 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23057 print_multi_reg, output_mov_long_double_fpa_from_arm,
23058 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23059 output_mov_double_fpa_from_arm, output_move_double,
23060 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23061 output_return_instruction, arm_output_function_prologue,
23062 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23063 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23064 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23065 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23066 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23067 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23069 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23070 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23071 (arm_file_start): Output directive for unified syntax.
23072 (arm_unwind_emit_set): Handle stack alignment instruction.
23073 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23074 Add v6t2, v7, v7a, v7r and v7m.
23075 (RETLDM): Add Thumb-2 code.
23076 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23077 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23078 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23079 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23080 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23081 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23082 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23083 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23084 ADJUST_INSN_LENGTH): Define.
23085 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23086 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23087 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23088 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23089 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23090 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23091 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23092 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23093 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23094 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23095 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23096 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23097 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23098 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23099 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23100 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23101 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23103 * config/arm/arm-tune.md: Regenerate.
23104 * config/arm/arm-protos.h: Update prototypes.
23105 * config/arm/vfp.md: Enable patterns for Thumb-2.
23106 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23107 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23108 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23109 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23110 * config/arm/libunwind.S: Add Thumb-2 code.
23111 * config/arm/constraints.md: Update include Thumb-2.
23112 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23113 * config/arm/ieee754-df.S: Ditto.
23114 * config/arm/bpabi.S: Ditto.
23115 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23116 * config/arm/predicates.md (low_register_operand,
23117 low_reg_or_int_operand, thumb_16bit_operator): New.
23118 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23119 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23120 * config/arm/t-arm-elf: Add armv7 multilib.
23121 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23123 (UNSPEC_STACK_ALIGN, ce_count): New.
23124 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23125 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23127 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23128 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23129 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23130 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23131 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23132 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23134 * doc/extend.texi: Document ARMv7-M interrupt functions.
23135 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23137 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23139 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23140 (struct _Unwind_Context): Rename args_size to flags, remove
23141 signal_frame field, add a new args_size field and version field.
23142 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23143 _Unwind_IsExtendedContext): New inline functions.
23144 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23145 Assume by_value array is only present if _Unwind_IsExtendedContext.
23146 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23147 _Unwind_IsSignalFrame.
23148 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23149 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23150 (uw_init_context_1): Initialize context->flags to
23151 EXTENDED_CONTEXT_BIT.
23152 * config/rs6000/linux-unwind.h (frob_update_context): Use
23153 _Unwind_SetSignalFrame.
23155 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23157 PR middle-end/30353
23158 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23159 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23162 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23164 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23165 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23166 RET, AT_SP): Remove.
23167 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23170 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23171 * cfgbuild.c (find_basic_blocks): Likewise.
23172 * cfgrtl.c (rtl_create_basic_block): Likewise.
23173 * function.c (temp_slots_at_level): Likewise.
23174 * reg-stack.c (stack_regs_mentioned): Likewise.
23175 * regclass.c (allocate_reg_info): Likewise.
23176 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23177 set_bb_for_stmt, move_block_to_fn): Likewise.
23178 * tree-complex.c (tree_lower_complex): Likewise.
23179 * vec.h (VEC_safe_grow_cleared): New.
23181 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23183 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23185 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23186 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23188 * cfgloopmanip.c (scale_loop_frequencies): Export.
23189 (loopify): Scale the frequencies by prescribed coefficients.
23190 (set_zero_probability): New function.
23191 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23192 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23193 and frequencies according to arguments.
23194 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23196 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23197 * modulo-sched.c (sms_schedule): Set probabilities for entering
23198 versioned loop correctly.
23199 * tree-vect-transform.c (vect_transform_loop): Ditto.
23200 * cfgloop.h (loopify, loop_version): Declaration changed.
23201 (scale_loop_frequencies): Declared.
23203 2007-01-02 Jan Hubicka <jh@suse.cz>
23205 * cgraph.c: Include tree-flow.h
23206 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23207 early_local_passes.
23208 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23209 * tree-pass.h (pass_all_early_optimizations): Declare.
23210 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23211 early_local_passes.
23212 (cgraph_analyze_function): Do early_local_passes.
23213 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23214 Do not add referenced vars.
23215 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23217 (gate_all_early_local_passes): New gate.
23218 (pass_early_local_passes): Use new gate.
23219 (execute_early_local_optimizations): New functions.
23220 (gate_all_early_optimizations): New gate.
23221 (pass_all_early_optimizations): New pass.
23222 (execute_free_datastructures): Free SSA only when initialized.
23223 (gate_init_datastructures): Init only when optimizing.
23224 (tree_lowering_passes): Do early local passes when called late.
23225 * tree-profile.c (do_tree_profiling): Don't profile functions added
23227 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23228 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23230 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23231 during early_local_passes.
23232 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23235 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23237 * Makefile.in: Update copyright year.
23239 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23241 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23242 in $(lang_checks) and check-consistency targets.
23244 2007-01-02 Jan Hubicka <jh@suse.cz>
23246 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23247 Do not add referenced vars.
23248 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23250 * passes.c (init_optimization_passes): Put mudflap_2 after
23251 free_datastructures.
23253 2007-01-02 Jan Hubicka <jh@suse.cz>
23255 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23256 Set NOTHROW flag on call statements proved to be nothrow.
23257 Update statement of local calls so new pure/const functions are
23258 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23260 (tree_rest_of_compilation): Register hooks and initialize bitmap
23261 early. Do not set after_inlining flag.
23263 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23265 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23266 HOST_BITS_PER_LONGLONG
23268 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23271 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23272 warning for non-static initializers.
23274 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23276 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23277 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23278 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23279 Always use set_unique_reg_note to add REG_EQUAL notes.
23281 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23284 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23286 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23287 * cfgbuild.c (find_basic_blocks): Likewise.
23288 * cfgrtl.c (rtl_create_basic_block): Likewise.
23289 * function.c (temp_slots_at_level): Likewise.
23290 * reg-stack.c (stack_regs_mentioned): Likewise.
23291 * regclass.c (allocate_reg_info): Likewise.
23292 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23293 set_bb_for_stmt, move_block_to_fn): Likewise.
23294 * tree-complex.c (tree_lower_complex): Likewise.
23295 * vec.h (VEC_safe_grow_cleared): New.
23297 2007-01-02 Ian Lance Taylor <iant@google.com>
23299 * c-common.c (c_common_truthvalue_conversion): When warning about
23300 using an assignment as a truth value, set TREE_NO_WARNING.
23302 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23305 * c.opt (Wold-style-declaration): New.
23306 * doc/invoke.texi (C-only Warning Options): New.
23307 (Wold-style-declaration): Document it.
23308 (Wextra): Enabled by -Wextra.
23309 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23310 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23311 -Wold-style-declaration.
23313 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23315 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23316 * cfgbuild.c (find_basic_blocks): Likewise.
23317 * cfgrtl.c (rtl_create_basic_block): Likewise.
23318 * function.c (temp_slots_at_level): Likewise.
23319 * reg-stack.c (stack_regs_mentioned): Likewise.
23320 * regclass.c (allocate_reg_info): Likewise.
23321 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23322 set_bb_for_stmt, move_block_to_fn): Likewise.
23323 * tree-complex.c (tree_lower_complex): Likewise.
23324 * vec.h (VEC_safe_grow_cleared): New.
23326 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23328 * c-common.c (c_common_nodes_and_builtins): Since variants of
23329 void_type_node get built before it is given a name, we need to
23330 give those variants the name, too.
23331 (complete_array_type): We need to work with the canonical main
23332 type of the array, from which we will build the qualified version.
23333 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23334 * print-tree.c (print_node): Display canonical type information
23336 * stor-layout.c (layout_type): When we don't know the
23337 alignment of a type for which we're building an array, we end up
23338 guessing wrong, so make the type require structural equality.
23339 * tree.c (make_node_stat): When we build a new type, it is its
23340 own canonical type.
23341 (build_type_attribute_qual_variant): When building an attribute
23342 variant, its canonical type is the non-attribute variant. However,
23343 if the attributes are target-dependent and they differ, we need to
23344 use structural equality checks for this type.
23345 (build_qualified_type): A qualified type is not equivalent to its
23346 unqualified variant; set the canonical type appropriately.
23347 (build_distinct_type_copy): When building a distinct type from
23348 another type, the new type is its own canonical type.
23349 (build_variant_type_copy): When building a new type variant, we
23350 assume that it is equivalent to the original type.
23351 (build_pointer_type_for_mode): When building a pointer type, also
23352 build a canonical type pointer.
23353 (build_reference_type_for_mode): When building a reference type,
23354 also build a canonical type reference.
23355 (build_index_type): When we can't hash an index type (e.g.,
23356 because its maximum value is negative), the index type requires
23357 structural equality tests.
23358 (build_array_type): Build the canonical form of an array type.
23359 (build_function_type): Function types require structural equality,
23360 because they contain default arguments, attributes, etc.
23361 (build_method_type_directly): Ditto for method types.
23362 (build_offset_type): Build the canonical offset type.
23363 (build_complex_type): Build the canonical vector type.
23364 (make_vector_type): Build the canonical vector type.
23365 * tree.h (TYPE_CANONICAL): New.
23366 (TYPE_STRUCTURAL_EQUALITY_P): New.
23367 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23368 (struct tree_type): Added "canonical" field.
23369 * params.h (VERIFY_CANONICAL_TYPES): New.
23370 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23371 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23372 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23373 * doc/invoke.texi (verify-canonical-types): Document --param
23374 parameter for verifying canonical types.
23376 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23378 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23379 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23380 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23381 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23383 * config/rs6000/e500.h: New.
23384 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23385 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23387 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23388 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23389 TARGET_E500_DOUBLE): Remove.
23390 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23391 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23392 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23393 * config/rs6000/rs6000.c (rs6000_override_options): Use
23394 CHECK_E500_OPTIONS.
23396 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23398 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23399 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23400 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23401 rs6000_emit_cmove): Don't check TARGET_E500.
23402 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23403 sordered): Don't check TARGET_E500.
23405 2007-01-01 Eric Christopher <echristo@apple.com>
23407 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23408 HARD_REGISTER_NUM_P.
23410 2007-01-01 Roger Sayle <roger@eyesopen.com>
23412 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23413 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23414 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23417 2007-01-01 Mike Stump <mrs@apple.com>
23419 * configure.ac: Remove support for building with Apple's gcc-3.1.
23421 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23423 PR middle-end/30311
23424 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23425 REG is a hard register. Do not modify REG before calling
23427 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23428 multiple of the size of YMODE for certain lowpart cases.
23430 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23432 PR middle-end/30253
23433 * gimplify (voidify_wrapper_expr): Update for
23434 GIMPLE_MODIFY_STMT.
23436 2007-01-01 Andreas Schwab <schwab@suse.de>
23439 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23440 save of BR0 in extra_spill_size instead of spill_size.
23441 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23443 (ia64_expand_epilogue): Restore BR0 from its new location.
23445 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23447 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23448 Use a temporary variable if the left hand side is not a gimple
23451 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23453 * gimplify.c (gimplify_return_expr): Make the temporary variable
23454 for the return expression, a gimple register variable.
23456 2007-01-01 Jan Hubicka <jh@suse.cz>
23458 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23461 2007-01-01 Mike Stump <mrs@apple.com>
23463 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23465 * config/darwin.c (machopic_select_rtx_section): Use
23466 HAVE_GAS_LITERAL16.
23467 (darwin_mergeable_constant_section): Likewise.
23468 * configure: Regenerate.
23469 * config.in: Regenerate.
23471 2007-01-01 Jan Hubicka <jh@suse.cz>
23472 Andrew Pinski <pinskia@gmail.com>
23474 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23475 before starting IPA passes.